Remove debug leftover.

Also make Packer::findOverlapOverhead() more pessimistic in worst case.

.hgignore

@@ -2,11 +2,15 @@ syntax: regexp
 
 ^\.bzr
 ^ChangeLog
+^Makevars.global
 ^build
 ^maint
 
 syntax: glob
 
+.depend
+Makevars.local
+
 *.a
 *.dll
 *.lib

.hgtags

@@ -2,7 +2,9 @@
 223ac5b23f9731ceac9ff8d65167df4900776e36 RELEASE_190
 2c753c5bf38e7322715e2a5c6c5381111bd7a61a RELEASE_194
 2ee65b77f9117651e2e5517b2edede23698d73ca RELEASE_196
+396983c065fc743cb5b9703e266ca87eeff8a6ee RELEASE_291
 70402aeee6e0e4fc2889658ed8cee44461c0b0a8 RELEASE_200
+a1c61174f54aac714f59ac20fcba839d71e64c5c RELEASE_292
 a916a2fe22de45167d25abcb40008315f415221c RELEASE_201
 a935d577fc7dd9c2c87761c9c702805da6ce1e51 RELEASE_193
 b0353253b0b3d062eb5adb50d4b665a96620da45 RELEASE_195
@@ -11,3 +13,4 @@ c2e0cd4d621b047f254f2def42132a03683ff52c RELEASE_192
 d276aa09033c24d0981bc3f4fee5628aecc988ad RELEASE_290
 eb1ce56dce7dd1835964362470610925963b9043 RELEASE_110
 ed96891ef795bceec6b7ff3ca1ca7764431bfb39 RELEASE_191
+efa52753e366300c0e0ebe20631adcb24ed3c15b RELEASE_293

BUGS

@@ -8,7 +8,7 @@
 
 
                     The Ultimate Packer for eXecutables
-   Copyright (c) 1996-2006 Markus Oberhumer, Laszlo Molnar & John Reiser
+   Copyright (c) 1996-2007 Markus Oberhumer, Laszlo Molnar & John Reiser
                         http://upx.sourceforge.net
 
 

COPYING

@@ -1,8 +1,8 @@
                     GNU GENERAL PUBLIC LICENSE
                        Version 2, June 1991
 
- Copyright (C) 1989, 1991 Free Software Foundation, Inc.
+ Copyright (C) 1989, 1991 Free Software Foundation, Inc.,
-     59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  Everyone is permitted to copy and distribute verbatim copies
  of this license document, but changing it is not allowed.
 
@@ -15,7 +15,7 @@ software--to make sure the software is free for all its users.  This
 General Public License applies to most of the Free Software
 Foundation's software and to any other program whose authors commit to
 using it.  (Some other Free Software Foundation software is covered by
-the GNU Library General Public License instead.)  You can apply it to
+the GNU Lesser General Public License instead.)  You can apply it to
 your programs, too.
 
   When we speak of free software, we are referring to freedom, not
@@ -55,7 +55,7 @@ patent must be licensed for everyone's free use or not licensed at all.
 
   The precise terms and conditions for copying, distribution and
 modification follow.
-
+
                     GNU GENERAL PUBLIC LICENSE
    TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION
 
@@ -110,7 +110,7 @@ above, provided that you also meet all of these conditions:
     License.  (Exception: if the Program itself is interactive but
     does not normally print such an announcement, your work based on
     the Program is not required to print an announcement.)
-
+
 These requirements apply to the modified work as a whole.  If
 identifiable sections of that work are not derived from the Program,
 and can be reasonably considered independent and separate works in
@@ -168,7 +168,7 @@ access to copy from a designated place, then offering equivalent
 access to copy the source code from the same place counts as
 distribution of the source code, even though third parties are not
 compelled to copy the source along with the object code.
-
+
   4. You may not copy, modify, sublicense, or distribute the Program
 except as expressly provided under this License.  Any attempt
 otherwise to copy, modify, sublicense or distribute the Program is
@@ -225,7 +225,7 @@ impose that choice.
 
 This section is intended to make thoroughly clear what is believed to
 be a consequence of the rest of this License.
-
+
   8. If the distribution and/or use of the Program is restricted in
 certain countries either by patents or by copyrighted interfaces, the
 original copyright holder who places the Program under this License
@@ -278,7 +278,7 @@ PROGRAMS), EVEN IF SUCH HOLDER OR OTHER PARTY HAS BEEN ADVISED OF THE
 POSSIBILITY OF SUCH DAMAGES.
 
                      END OF TERMS AND CONDITIONS
-
+
             How to Apply These Terms to Your New Programs
 
   If you develop a new program, and you want it to be of the greatest
@@ -291,7 +291,7 @@ convey the exclusion of warranty; and each file should have at least
 the "copyright" line and a pointer to where the full notice is found.
 
     <one line to give the program's name and a brief idea of what it does.>
-    Copyright (C) 19yy  <name of author>
+    Copyright (C) <year>  <name of author>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -303,17 +303,16 @@ the "copyright" line and a pointer to where the full notice is found.
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
 
-    You should have received a copy of the GNU General Public License
+    You should have received a copy of the GNU General Public License along
-    along with this program; if not, write to the Free Software
+    with this program; if not, write to the Free Software Foundation, Inc.,
-    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
 
 Also add information on how to contact you by electronic and paper mail.
 
 If the program is interactive, make it output a short notice like this
 when it starts in an interactive mode:
 
-    Gnomovision version 69, Copyright (C) 19yy name of author
+    Gnomovision version 69, Copyright (C) year name of author
     Gnomovision comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
     This is free software, and you are welcome to redistribute it
     under certain conditions; type `show c' for details.
@@ -336,5 +335,5 @@ necessary.  Here is a sample; alter the names:
 This General Public License does not permit incorporating your program into
 proprietary programs.  If your program is a subroutine library, you may
 consider it more useful to permit linking proprietary applications with the
-library.  If this is what you want to do, use the GNU Library General
+library.  If this is what you want to do, use the GNU Lesser General
 Public License instead of this License.

Makefile

@@ -1,16 +1,21 @@
 #
-# UPX toplevel Makefile - needs GNU make 3.80 or better
+# UPX toplevel Makefile - needs GNU make 3.81 or better
 #
 
 MAKEFLAGS += -rR
 .SUFFIXES:
 export SHELL = /bin/sh
 
+ifneq ($(findstring $(firstword $(MAKE_VERSION)),3.77 3.78 3.78.1 3.79 3.79.1 3.80),)
+$(error GNU make 3.81 or better is required)
+endif
+
 srcdir = .
 top_srcdir = .
+include $(wildcard $(top_srcdir)/Makevars.global ./Makevars.local)
 
 
-# info: src/stub needs GNU make 3.81 and special build tools
+# info: src/stub needs special build tools
 BUILD_STUB = 0
 ifneq ($(wildcard $(HOME)/local/bin/bin-upx/.),)
 BUILD_STUB = 1
@@ -18,9 +23,6 @@ endif
 ifneq ($(wildcard $(HOME)/bin/bin-upx/.),)
 BUILD_STUB = 1
 endif
-ifneq ($(findstring $(firstword $(MAKE_VERSION)),3.79 3.79.1 3.80),)
-BUILD_STUB = 0
-endif
 
 
 default:
@@ -33,15 +35,14 @@ endif
 	$(MAKE) -C src $@
 	$(MAKE) -C doc $@
 
-# automatically generate ChangeLog from Mercurial repo
+
-ChangeLog:
 ifneq ($(wildcard .hg/data/.),)
+# automatically generate ChangeLog from local Mercurial repo
+ChangeLog:
 	hg log --style=changelog > $@
-else
+.PHONY: ChangeLog
-	@echo "UPX info: no hg repo found"
 endif
 
 
 .PHONY: default all mostlyclean clean distclean maintainer-clean
-.PHONY: ChangeLog
 

NEWS

@@ -2,6 +2,25 @@
 User visible changes for UPX
 ==================================================================
 
+Changes in 3.00 (27 Apr 2007):
+  * watcom/le & tmt/adam: fixed a problem when using certain filters
+
+Changes in 2.93 beta (08 Mar 2007):
+  * new formats Mach/i386 and Mach/fat support Mac OS X i686 and
+    Universal binaries [i686 and PowerPC only]
+  * dos/exe: LZMA is now also supported for 16-bit dos/exe. Please note that
+    you have to explicitly use '--lzma' even for '--ultra-brute' here
+    because runtime decompression is about 30 times slower than NRV -
+    which is really noticeable on old machines.
+  * dos/exe: fixed a rarely occuring bug in relocation handling
+  * win32/pe & arm/pe: better icon compression handling
+
+Changes in 2.92 beta (23 Jan 2007):
+  * new option '--ultra-brute' which tries even more variants
+  * slightly improved compression ratio for some files when
+    using '--brute' or '--ultra-brute'
+  * bug fixes
+
 Changes in 2.91 beta (29 Nov 2006):
   * assorted bug fixes
   * arm/pe: fix "missing" icon & version info resource problem for wince 5
@@ -296,8 +315,8 @@ Changes in 0.80 (03 Aug 1999)
   * win32/pe: even better TLS support
   * win32/pe: versioninfo works on NT
   * win32/pe: import by ordinal from kernel32.dll works
-  * win32/pe: other import improvements: importing a nonexistant DLL
+  * win32/pe: other import improvements: importing a nonexistent DLL
-    results in a usual Windows message, importing a nonexistant function
+    results in a usual Windows message, importing a nonexistent function
     results in program exit (instead of crash ;-)
   * win32/pe: new option: '--compress-resources=0'
   * win32/pe: reduced memory requirement during uncompression, some
@@ -349,7 +368,7 @@ Changes in 0.60 (06 Mar 1999)
   * win32/pe: fixed file corruption when the size of the export data is invalid
   * win32/pe: fixed a problem with empty resource data
   * win32/pe: compressed file alignment set to minimum value
-  * win32/pe: made all compressed sections writeable
+  * win32/pe: made all compressed sections writable
   * fixed some other win32/pe bugs
   * fixed an address optimization problem for some not Watcom LE files
   * fixed a bug which could make UPX hang when an exe header contained
@@ -390,3 +409,5 @@ Changes in 0.20 (05 Jul 1998)
 Changes in 0.05 (26 May 1998)
   * first public beta release
 
+
+# vim:set syntax=off tw=0 ts=4 sw=4 et: -*- coding: utf-8 -*-

PROJECTS

@@ -8,7 +8,7 @@
 
 
                     The Ultimate Packer for eXecutables
-   Copyright (c) 1996-2006 Markus Oberhumer, Laszlo Molnar & John Reiser
+   Copyright (c) 1996-2007 Markus Oberhumer, Laszlo Molnar & John Reiser
                         http://upx.sourceforge.net
 
 

README

@@ -8,7 +8,7 @@
 
 
                     The Ultimate Packer for eXecutables
-   Copyright (c) 1996-2006 Markus Oberhumer, Laszlo Molnar & John Reiser
+   Copyright (c) 1996-2007 Markus Oberhumer, Laszlo Molnar & John Reiser
                         http://upx.sourceforge.net
 
 
@@ -96,7 +96,7 @@ THE FUTURE
   - We will *NOT* add any sort of protection and/or encryption.
     This only gives people a false feeling of security because
     by definition all protectors/compressors can be broken.
-    And don't trust any advertisment of authors of other executable
+    And don't trust any advertisement of authors of other executable
     compressors about this topic - just do a websearch on "unpackers"...
 
   - Fix all remaining bugs - keep your reports coming ;-)
@@ -108,9 +108,9 @@ THE FUTURE
 COPYRIGHT
 =========
 
-Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-Copyright (C) 1996-2006 Laszlo Molnar
+Copyright (C) 1996-2007 Laszlo Molnar
-Copyright (C) 2000-2006 John F. Reiser
+Copyright (C) 2000-2007 John F. Reiser
 
 This program may be used freely, and you are welcome to
 redistribute it under certain conditions.

README.1ST

@@ -8,7 +8,7 @@
 
 
                     The Ultimate Packer for eXecutables
-   Copyright (c) 1996-2006 Markus Oberhumer, Laszlo Molnar & John Reiser
+   Copyright (c) 1996-2007 Markus Oberhumer, Laszlo Molnar & John Reiser
                         http://upx.sourceforge.net
 
 

THANKS

@@ -8,7 +8,7 @@
 
 
                     The Ultimate Packer for eXecutables
-   Copyright (c) 1996-2006 Markus Oberhumer, Laszlo Molnar & John Reiser
+   Copyright (c) 1996-2007 Markus Oberhumer, Laszlo Molnar & John Reiser
                         http://upx.sourceforge.net
 
 

TODO

@@ -1,4 +1,4 @@
-UPX TODO list. Last updated 2006-03-11.
+UPX TODO list. Last updated 2006-12-08.
 
 
 IMPORTANT PROBLEMS THAT SHOULD BE FIXED SOON:
@@ -41,8 +41,6 @@ ALL FORMATS
 - implement `--cpu=486' option to use bswap on the 32-bit formats
     (if cpu >= 486)
 
-- consider removing "or ebp,-1" when not needed
-
 
 FORMAT DJGPP2/COFF
 ==================
@@ -86,10 +84,6 @@ FORMAT WATCOM/LE
 
 - handle holes in the file
 
-- implement compressWithFilters()
-
-- add a call to verifyOverlappingDecompression()
-
 
 FORMAT WIN16/NE
 ===============

doc/elf-to-mem.txt

@@ -1,5 +1,5 @@
            Decompressing ELF Directly to Memory on Linux/x86
-        Copyright (C) 2000-2006 John F. Reiser  jreiser@BitWagon.com
+        Copyright (C) 2000-2007 John F. Reiser  jreiser@BitWagon.com
 
 References:
   <elf.h>   definitions for the ELF file format
@@ -57,7 +57,7 @@ Subroutine do_xmap() of src/stub/l_lx_elf.c performs the
 "virtual execve()" using the compressed data as source, and stores
 the decompressed bytes directly into the appropriate virtual addresses.
 
-Before transfering control to the PT_INTERP "program interpreter",
+Before transferring control to the PT_INTERP "program interpreter",
 minor tricks are required to setup the Elf32_auxv_t entries,
 clear the free portion of the stack (to compensate for ld-linux.so.2
 assuming that its automatic stack variables are initialized to zero),

doc/loader.txt

@@ -45,6 +45,6 @@ These symbols can be defined later in C++ using
 
         linker->defineSymbol("xx", yy)
 
-This functionality (we could say it's a simple linker) is achived by
+This functionality (we could say it's a simple linker) is achieved by
 compiling the assembly into an ELF object file which a little C++
 module (src/linker.cpp) can interpret and work with.

doc/upx.pod

@@ -13,7 +13,7 @@ B<upx> S<[ I<command> ]> S<[ I<options> ]> I<filename>...
 =head1 ABSTRACT
 
                     The Ultimate Packer for eXecutables
-   Copyright (c) 1996-2006 Markus Oberhumer, Laszlo Molnar & John Reiser
+   Copyright (c) 1996-2007 Markus Oberhumer, Laszlo Molnar & John Reiser
                         http://upx.sourceforge.net
 
 
@@ -175,38 +175,13 @@ Note that compression level B<--best> can be somewhat slow for large
 files, but you definitely should use it when releasing a final version
 of your program.
 
-Quick start for achieving the best compression ratio:
+Quick info for achieving the best compression ratio:
-
-=over 4
-
-Try B<upx --brute myfile.exe>.
-
-=back
-
-Details for achieving the best compression ratio:
 
 =over 4
 
 =item *
 
-Use the compression level B<--best>.
+Try B<upx --brute myfile.exe> or even B<upx --ultra-brute myfile.exe>.
-
-=item *
-
-Try one or both of the options B<--all-methods> and B<--all-filters>.
-
-=item *
-
-Try the option B<--crp-ms=NUMBER>. This uses more memory during compression
-to achieve a (slightly) better compression ratio.
-
-NUMBER must be a decimal value from 10000 to 999999, inclusive.
-The default value is 10000 (ten thousand).
-
-=item *
-
-Info: the option B<--brute> is an abbrevation for the options
-B<S<--best> S<--all-methods> S<--all-filters> S<--crp-ms=999999>>.
 
 =item *
 
@@ -222,7 +197,7 @@ For win32/pe programs there's B<--strip-relocs=0>. See notes below.
 
 =head1 OVERLAY HANDLING OPTIONS
 
-Info: An "overlay" means auxillary data atached after the logical end of
+Info: An "overlay" means auxiliary data attached after the logical end of
 an executable, and it often contains application specific data
 (this is a common practice to avoid an extra data file, though
 it would be better to use resource sections).
@@ -370,7 +345,7 @@ Extra options available for this executable format:
 First of all, it is recommended to use B<UPX> *instead* of B<strip>. strip has
 the very bad habit of replacing your stub with its own (outdated) version.
 Additionally B<UPX> corrects a bug/feature in strip v2.8.x: it
-will fix the 4 KByte aligment of the stub.
+will fix the 4 KByte alignment of the stub.
 
 B<UPX> includes the full functionality of stubify. This means it will
 automatically stubify your COFF files. Use the option B<--coff> to
@@ -405,7 +380,7 @@ Extra options available for this executable format:
 Introduction
 
   Linux/386 support in UPX consists of 3 different executable formats,
-  one optimized for ELF excutables ("linux/elf386"), one optimized
+  one optimized for ELF executables ("linux/elf386"), one optimized
   for shell scripts ("linux/sh386"), and one generic format
   ("linux/386").
 
@@ -433,14 +408,14 @@ General user's overview
   or network I/O.
 
   Depending on the statistics of usage and access, and the relative
-  speeds of CPU, RAM, swap space, /tmp, and filesystem storage, then
+  speeds of CPU, RAM, swap space, /tmp, and file system storage, then
   invoking and running a compressed executable can be faster than
   directly running the corresponding uncompressed program.
-  The operating system might perfrom fewer expensive I/O operations
+  The operating system might perform fewer expensive I/O operations
   to invoke the compressed program.  Paging to or from swap space
-  or /tmp might be faster than paging from the general filesystem.
+  or /tmp might be faster than paging from the general file system.
   ``Medium-sized'' programs which access about 1/3 to 1/2 of their
-  stored program bytes can do particulary well with compression.
+  stored program bytes can do particularly well with compression.
   Small programs tend not to benefit as much because the absolute
   savings is less.  Big programs tend not to benefit proportionally
   because each invocation may use only a small fraction of the program,
@@ -449,7 +424,7 @@ General user's overview
   then compression may win anyway.
 
   Currently, executables compressed by UPX do not share RAM at runtime
-  in the way that executables mapped from a filesystem do.  As a
+  in the way that executables mapped from a file system do.  As a
   result, if the same program is run simultaneously by more than one
   process, then using the compressed version will require more RAM and/or
   swap space.  So, shell programs (bash, csh, etc.)  and ``make''
@@ -538,7 +513,7 @@ The linux/elf386 format decompresses directly into RAM,
 uses only one exec, does not use space in /tmp,
 and does not use /proc.
 
-Linux/elf386 is automatically selected for Linux ELF exectuables.
+Linux/elf386 is automatically selected for Linux ELF executables.
 
 Packed programs will be byte-identical to the original after uncompression.
 
@@ -627,7 +602,7 @@ Extra options available for this executable format:
 Please read the general Linux description first.
 
 The generic linux/386 format decompresses to /tmp and needs
-/proc filesystem support. It starts the decompressed program
+/proc file system support. It starts the decompressed program
 via the execve() syscall.
 
 Linux/386 is only selected if the specialized linux/elf386
@@ -639,11 +614,11 @@ How it works:
 
   For files which are not ELF and not a script for a known "-c" shell,
   UPX uses kernel execve(), which first requires decompressing to a
-  temporary file in the filesystem.  Interestingly -
+  temporary file in the file system.  Interestingly -
   because of the good memory management of the Linux kernel - this
-  often does not introduce a noticable delay, and in fact there
+  often does not introduce a noticeable delay, and in fact there
   will be no disk access at all if you have enough free memory as
-  the entire process takes places within the filesystem buffers.
+  the entire process takes places within the file system buffers.
 
   A compressed executable consists of the UPX stub and an overlay
   which contains the original program in a compressed form.
@@ -669,7 +644,7 @@ Specific drawbacks:
     decompression, but you still need it for the full execution time
     of the program.
 
-  - You must have /proc filesystem support as the stub wants to open
+  - You must have /proc file system support as the stub wants to open
     /proc/<pid>/exe and needs /proc/<pid>/fd/X. This also means that you
     cannot compress programs that are used during the boot sequence
     before /proc is mounted.
@@ -681,7 +656,7 @@ Specific drawbacks:
 
   - Because of temporary decompression to disk the decompression speed
     is not as fast as with the other executable formats. Still, I can see
-    no noticable delay when starting programs like my ~3 MB emacs (which
+    no noticeable delay when starting programs like my ~3 MB emacs (which
     is less than 1 MB when compressed :-).
 
 Extra options available for this executable format:
@@ -708,7 +683,10 @@ Notes:
 
   - UPX creates as default a suitable executable for CD-Mastering
     and console transfer. For a CD-Master main executable you could also try
-    the special option "--boot-only" as descriped below.
+    the special option "--boot-only" as described below.
+    It has been reported that upx packed executables are fully compatible with
+    the Sony PlayStation 2 (PS2, PStwo) and Sony PlayStation Portable (PSP) in
+    Sony PlayStation (PSone) emulation mode.
 
   - Normally the packed files use the same memory areas like the uncompressed
     versions, so they will not override other memory areas while unpacking.
@@ -784,7 +762,7 @@ Benefits:
   - Better compression (but note that the kernel was already compressed,
   so the improvement is not as large as with other formats).
   Still, the bytes saved may be essential for special needs like
-  bootdisks.
+  boot disks.
 
      For example, this is what I get for my 2.2.16 kernel:
         1589708  vmlinux
@@ -831,13 +809,13 @@ Extra options available for this executable format:
 =head2 NOTES FOR WIN32/PE
 
 The PE support in B<UPX> is quite stable now, but probably there are
-still some incompabilities with some files.
+still some incompatibilities with some files.
 
 Because of the way B<UPX> (and other packers for this format) works, you
 can see increased memory usage of your compressed files because the whole
 program is loaded into memory at startup.
 If you start several instances of huge compressed programs you're
-wasting memory because the common segements of the program won't
+wasting memory because the common segments of the program won't
 get shared across the instances.
 On the other hand if you're compressing only smaller programs, or
 running only one instance of larger programs, then this penalty is
@@ -855,7 +833,7 @@ Screensavers are supported, with the restriction that the filename
 must end with ".scr" (as screensavers are handled slightly different
 than normal exe files).
 
-UPX compressed PE files has some minor memory overhead (usually in the
+UPX compressed PE files have some minor memory overhead (usually in the
 10 - 30 kbytes range) which can be seen by specifying the "-i" command
 line switch during compression.
 
@@ -951,13 +929,13 @@ Please report all bugs immediately to the authors.
 
 =head1 COPYRIGHT
 
-Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
 
-Copyright (C) 1996-2006 Laszlo Molnar
+Copyright (C) 1996-2007 Laszlo Molnar
 
-Copyright (C) 2000-2006 John F. Reiser
+Copyright (C) 2000-2007 John F. Reiser
 
-Copyright (C) 2002-2006 Jens Medoch
+Copyright (C) 2002-2007 Jens Medoch
 
 This program may be used freely, and you are welcome to
 redistribute it under certain conditions.

src/Makefile

@@ -1,5 +1,5 @@
 #
-# UPX Makefile - needs GNU make 3.80 or better
+# UPX Makefile - needs GNU make 3.81 or better
 #
 
 MAKEFLAGS += -rR
@@ -7,9 +7,19 @@ MAKEFLAGS += -rR
 export SHELL = /bin/sh
 override e = $($1) $(EXTRA_$1) $(upx_$1) $($(basename $(notdir $@)).$1)
 
-srcdir ?= $(dir $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST)))
+ifneq ($(findstring $(firstword $(MAKE_VERSION)),3.77 3.78 3.78.1 3.79 3.79.1 3.80),)
-ifneq ($(srcdir),./)
+$(error GNU make 3.81 or better is required)
+endif
+
+ifndef srcdir
+srcdir := $(dir $(word $(words $(MAKEFILE_LIST)),$(MAKEFILE_LIST)))
 srcdir := $(shell echo '$(srcdir)' | sed 's,/*$$,,')
+endif
+ifndef top_srcdir
+top_srcdir := $(srcdir)/..
+endif
+include $(wildcard $(top_srcdir)/Makevars.global ./Makevars.local)
+ifneq ($(srcdir),.)
 ##$(info Info: using VPATH . $(srcdir))
 VPATH := . $(srcdir)
 endif
@@ -17,11 +27,10 @@ endif
 ifeq ($(CXX),)
 CXX = g++
 endif
-ifeq ($(firstword $(CXX)),g++)
+ifneq ($(findstring $(firstword $(CXX)),g++),)
 USE_GNUC ?= 1
 endif
 ifeq ($(USE_GNUC),1)
-CXXFLAGS += -MMD
 ifeq ($(DEBUG),1)
 CXXFLAGS += -O0 -g
 else
@@ -48,22 +57,31 @@ endif
 LIBS += -lucl -lz
 # you should set envvar UPX_LZMADIR to point to your unpacked lzma443.tar.bz2
 ifneq ($(wildcard $(UPX_LZMADIR)/C/7zip/.),)
-DEFS += -DWITH_LZMA
+DEFS += -DWITH_LZMA=1
 INCLUDES += -I$(UPX_LZMADIR)
 endif
 
 
-all: upx$(exeext)
+all: upx$(exeext) | .depend
-.DELETE_ON_ERROR: upx$(exeext) $(upx_OBJECTS)
+.DELETE_ON_ERROR: upx$(exeext) $(upx_OBJECTS) .depend
 
 upx$(exeext): $(upx_OBJECTS) $(upx_DEPENDENCIES)
 	$($(notdir $@).PRE_LINK_STEP)
 	$(strip $(CXXLD) $(call e,CPPFLAGS) $(call e,CXXFLAGS) $(call e,LDFLAGS) -o $@ $(upx_OBJECTS) $(call e,LDADD) $(call e,LIBS))
 	$($(notdir $@).POST_LINK_STEP)
 
-%.o : %.cpp
+%.o : %.cpp | .depend
 	$(strip $(CXX) $(call e,CPPFLAGS) $(call e,CXXFLAGS) -o $@ -c $<)
 
+.depend: $(wildcard $(srcdir)/*.cpp $(srcdir)/*.h) $(MAKEFILE_LIST)
+	@rm -f $@
+ifeq ($(USE_GNUC),1)
+	@echo "Updating $@"
+	@$(strip $(CXX) $(call e,CPPFLAGS) -MM) $(filter %.cpp,$^) > $@
+else
+	touch $@
+endif
+
 
 ifeq ($(USE_GNUC),1)
 ##compress_lzma$(objext) : CXXFLAGS += -O3 -fomit-frame-pointer
@@ -76,7 +94,14 @@ endif
 
 
 mostlyclean clean distclean maintainer-clean:
-	rm -f *.d *.map *.o *.obj *.res upx.exe upx.out upx.ttp upx$(exeext)
+	rm -f *.d *.map *.o *.obj *.res .depend upx.exe upx.out upx.ttp upx$(exeext)
 
--include *.d
 .PHONY: all mostlyclean clean distclean maintainer-clean
+
+ifeq ($(MAKECMDGOALS),mostlyclean)
+else ifeq ($(MAKECMDGOALS),clean)
+else ifeq ($(MAKECMDGOALS),distclean)
+else ifeq ($(MAKECMDGOALS),maintainer-clean)
+else
+-include .depend
+endif

src/bele.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -183,65 +183,69 @@ inline void set_le64(void *p, acc_uint64l_t v)
 // get signed values, i.e. sign-extend
 **************************************************************************/
 
-inline int sign_extend(int v, int bits)
+inline int sign_extend(unsigned v, unsigned bits)
 {
     const unsigned sign_bit = 1u << (bits - 1);
-    v |= 0u - (v & sign_bit);
+    v &= sign_bit | (sign_bit - 1);
-    return v;
+    //v = (v ^ sign_bit) - sign_bit;
+    v |= 0 - (v & sign_bit);
+    return (int) v;
 }
 
-inline acc_int64l_t sign_extend(acc_int64l_t v, int bits)
+inline acc_int64l_t sign_extend(acc_uint64l_t v, unsigned bits)
 {
     const acc_uint64l_t sign_bit = ACC_UINT64_C(1) << (bits - 1);
-    v |= ACC_UINT64_C(0) - (v & sign_bit);
+    v &= sign_bit | (sign_bit - 1);
-    return v;
+    //v = (v ^ sign_bit) - sign_bit;
+    v |= 0 - (v & sign_bit);
+    return (acc_int64l_t) v;
 }
 
 inline int get_be16_signed(const void *p)
 {
-    int v = get_be16(p);
+    unsigned v = get_be16(p);
     return sign_extend(v, 16);
 }
 
 inline int get_be24_signed(const void *p)
 {
-    int v = get_be24(p);
+    unsigned v = get_be24(p);
     return sign_extend(v, 24);
 }
 
 inline int get_be32_signed(const void *p)
 {
-    int v = get_be32(p);
+    unsigned v = get_be32(p);
     return sign_extend(v, 32);
 }
 
 inline acc_int64l_t get_be64_signed(const void *p)
 {
-    acc_int64l_t v = get_be64(p);
+    acc_uint64l_t v = get_be64(p);
     return sign_extend(v, 64);
 }
 
 inline int get_le16_signed(const void *p)
 {
-    int v = get_le16(p);
+    unsigned v = get_le16(p);
     return sign_extend(v, 16);
 }
 
 inline int get_le24_signed(const void *p)
 {
-    int v = get_le24(p);
+    unsigned v = get_le24(p);
     return sign_extend(v, 24);
 }
 
 inline int get_le32_signed(const void *p)
 {
-    int v = get_le32(p);
+    unsigned v = get_le32(p);
     return sign_extend(v, 32);
 }
 
 inline acc_int64l_t get_le64_signed(const void *p)
 {
-    acc_int64l_t v = get_le64(p);
+    acc_uint64l_t v = get_le64(p);
     return sign_extend(v, 64);
 }
 
@@ -304,12 +308,18 @@ inline void acc_ua_swab32s(void *p)
 // Important: these classes must be PODs (Plain Old Data), i.e. no
 //   constructor, no destructor, no virtual functions and no default
 //   assignment operator, and all fields must be public(!).
+//
+// [Actually we _can_ use a safe non-POD subset, but for this we need
+//  to have gcc bug 17519 fixed - see http://gcc.gnu.org/PR17519 ]
 **************************************************************************/
 
 struct BE16
 {
     unsigned char d[2];
 
+    //inline BE16() { }
+    //BE16(unsigned v) { set_be16(d, v); }
+
     BE16& operator =  (unsigned v) { set_be16(d, v); return *this; }
     BE16& operator += (unsigned v) { set_be16(d, get_be16(d) + v); return *this; }
     BE16& operator -= (unsigned v) { set_be16(d, get_be16(d) - v); return *this; }
@@ -330,6 +340,9 @@ struct BE32
 {
     unsigned char d[4];
 
+    //inline BE32() { }
+    //BE32(unsigned v) { set_be32(d, v); }
+
     BE32& operator =  (unsigned v) { set_be32(d, v); return *this; }
     BE32& operator += (unsigned v) { set_be32(d, get_be32(d) + v); return *this; }
     BE32& operator -= (unsigned v) { set_be32(d, get_be32(d) - v); return *this; }
@@ -350,6 +363,9 @@ struct BE64
 {
     unsigned char d[8];
 
+    //inline BE64() { }
+    //BE64(acc_uint64l_t v) { set_be64(d, v); }
+
     BE64& operator =  (acc_uint64l_t v) { set_be64(d, v); return *this; }
     BE64& operator += (acc_uint64l_t v) { set_be64(d, get_be64(d) + v); return *this; }
     BE64& operator -= (acc_uint64l_t v) { set_be64(d, get_be64(d) - v); return *this; }
@@ -370,6 +386,9 @@ struct LE16
 {
     unsigned char d[2];
 
+    //inline LE16() { }
+    //LE16(unsigned v) { set_le16(d, v); }
+
     LE16& operator =  (unsigned v) { set_le16(d, v); return *this; }
     LE16& operator += (unsigned v) { set_le16(d, get_le16(d) + v); return *this; }
     LE16& operator -= (unsigned v) { set_le16(d, get_le16(d) - v); return *this; }
@@ -390,6 +409,9 @@ struct LE32
 {
     unsigned char d[4];
 
+    //inline LE32() { }
+    //LE32(unsigned v) { set_le32(d, v); }
+
     LE32& operator =  (unsigned v) { set_le32(d, v); return *this; }
     LE32& operator += (unsigned v) { set_le32(d, get_le32(d) + v); return *this; }
     LE32& operator -= (unsigned v) { set_le32(d, get_le32(d) - v); return *this; }
@@ -410,6 +432,9 @@ struct LE64
 {
     unsigned char d[8];
 
+    //inline LE64() { }
+    //LE64(acc_uint64l_t v) { set_le64(d, v); }
+
     LE64& operator =  (acc_uint64l_t v) { set_le64(d, v); return *this; }
     LE64& operator += (acc_uint64l_t v) { set_le64(d, get_le64(d) + v); return *this; }
     LE64& operator -= (acc_uint64l_t v) { set_le64(d, get_le64(d) - v); return *this; }
@@ -469,11 +494,47 @@ template <class T> T* operator + (const LE64& v, T* ptr);
 template <class T> T* operator - (T* ptr, const LE64& v);
 
 
+/*************************************************************************
+// global overloads
+**************************************************************************/
+
+#if 1 && !defined(ALIGN_DOWN)
+inline unsigned ALIGN_DOWN(unsigned a, const LE32& b) { return ALIGN_DOWN(a, (unsigned) b); }
+inline unsigned ALIGN_DOWN(const LE32& a, unsigned b) { return ALIGN_DOWN((unsigned) a, b); }
+inline unsigned ALIGN_UP  (unsigned a, const LE32& b) { return ALIGN_UP  (a, (unsigned) b); }
+inline unsigned ALIGN_UP  (const LE32& a, unsigned b) { return ALIGN_UP  ((unsigned) a, b); }
+#endif
+
+
+#if !defined(UPX_MAX)
+inline unsigned UPX_MAX(unsigned a, const BE16& b)    { return UPX_MAX(a, (unsigned) b); }
+inline unsigned UPX_MAX(const BE16& a, unsigned b)    { return UPX_MAX((unsigned) a, b); }
+inline unsigned UPX_MIN(unsigned a, const BE16& b)    { return UPX_MIN(a, (unsigned) b); }
+inline unsigned UPX_MIN(const BE16& a, unsigned b)    { return UPX_MIN((unsigned) a, b); }
+
+inline unsigned UPX_MAX(unsigned a, const BE32& b)    { return UPX_MAX(a, (unsigned) b); }
+inline unsigned UPX_MAX(const BE32& a, unsigned b)    { return UPX_MAX((unsigned) a, b); }
+inline unsigned UPX_MIN(unsigned a, const BE32& b)    { return UPX_MIN(a, (unsigned) b); }
+inline unsigned UPX_MIN(const BE32& a, unsigned b)    { return UPX_MIN((unsigned) a, b); }
+
+inline unsigned UPX_MAX(unsigned a, const LE16& b)    { return UPX_MAX(a, (unsigned) b); }
+inline unsigned UPX_MAX(const LE16& a, unsigned b)    { return UPX_MAX((unsigned) a, b); }
+inline unsigned UPX_MIN(unsigned a, const LE16& b)    { return UPX_MIN(a, (unsigned) b); }
+inline unsigned UPX_MIN(const LE16& a, unsigned b)    { return UPX_MIN((unsigned) a, b); }
+
+inline unsigned UPX_MAX(unsigned a, const LE32& b)    { return UPX_MAX(a, (unsigned) b); }
+inline unsigned UPX_MAX(const LE32& a, unsigned b)    { return UPX_MAX((unsigned) a, b); }
+inline unsigned UPX_MIN(unsigned a, const LE32& b)    { return UPX_MIN(a, (unsigned) b); }
+inline unsigned UPX_MIN(const LE32& a, unsigned b)    { return UPX_MIN((unsigned) a, b); }
+#endif
+
+
 /*************************************************************************
 // misc
 **************************************************************************/
 
 // for use with qsort()
+extern "C" {
 int __acc_cdecl_qsort be16_compare(const void *, const void *);
 int __acc_cdecl_qsort be24_compare(const void *, const void *);
 int __acc_cdecl_qsort be32_compare(const void *, const void *);
@@ -490,6 +551,7 @@ int __acc_cdecl_qsort le16_compare_signed(const void *, const void *);
 int __acc_cdecl_qsort le24_compare_signed(const void *, const void *);
 int __acc_cdecl_qsort le32_compare_signed(const void *, const void *);
 int __acc_cdecl_qsort le64_compare_signed(const void *, const void *);
+} // extern "C"
 
 
 // just for testing...
@@ -538,26 +600,39 @@ int __acc_cdecl_qsort le64_compare_signed(const void *, const void *);
 // forward declarations
 namespace N_BELE_CTP {
 class BEPolicy; class LEPolicy;
+extern const BEPolicy be_policy;
+extern const LEPolicy le_policy;
 }
 namespace N_BELE_RTP {
 class AbstractPolicy;
 class BEPolicy; class LEPolicy;
+extern const BEPolicy be_policy;
+extern const LEPolicy le_policy;
 }
 
 namespace N_BELE_CTP {
 #define BELE_CTP 1
 #include "bele_policy.h"
 #undef BELE_CTP
-extern const BEPolicy be_policy;
-extern const LEPolicy le_policy;
 }
 
 namespace N_BELE_RTP {
 #define BELE_RTP 1
 #include "bele_policy.h"
 #undef BELE_RTP
-extern const BEPolicy be_policy;
+}
-extern const LEPolicy le_policy;
+
+namespace N_BELE_CTP {
+
+template <class T>
+inline const N_BELE_RTP::AbstractPolicy* getRTP();
+template <>
+inline const N_BELE_RTP::AbstractPolicy* getRTP<BEPolicy>()
+     { return &N_BELE_RTP::be_policy; }
+template <>
+inline const N_BELE_RTP::AbstractPolicy* getRTP<LEPolicy>()
+     { return &N_BELE_RTP::le_policy; }
+
 }
 
 

src/bele_policy.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -53,8 +53,8 @@
 #if defined(BELE_RTP)
 struct AbstractPolicy
 {
-    AbstractPolicy() {}
+    inline AbstractPolicy() { }
-    virtual inline ~AbstractPolicy() {}
+    virtual inline ~AbstractPolicy() { }
     V bool isBE() C = 0;
     V bool isLE() C = 0;
 
@@ -94,15 +94,14 @@ struct BEPolicy
     : public AbstractPolicy
 #endif
 {
-    BEPolicy() {}
+    inline BEPolicy() { }
 #if defined(BELE_CTP)
     typedef N_BELE_RTP::BEPolicy RTP_Policy;
-    enum { isBE = 1, isLE = 0 };
 #elif defined(BELE_RTP)
     typedef N_BELE_CTP::BEPolicy CTP_Policy;
-    V bool isBE() C { return CTP_Policy::isBE; }
-    V bool isLE() C { return CTP_Policy::isLE; }
 #endif
+    V bool isBE() C { return true; }
+    V bool isLE() C { return false; }
 
     typedef BE16 U16;
     typedef BE32 U32;
@@ -157,9 +156,9 @@ struct BEPolicy
         COMPILE_TIME_ASSERT(sizeof(U16) == 2)
         COMPILE_TIME_ASSERT(sizeof(U32) == 4)
         COMPILE_TIME_ASSERT(sizeof(U64) == 8)
-        COMPILE_TIME_ASSERT_ALIGNOF(U16, char)
+        COMPILE_TIME_ASSERT_ALIGNED1(U16)
-        COMPILE_TIME_ASSERT_ALIGNOF(U32, char)
+        COMPILE_TIME_ASSERT_ALIGNED1(U32)
-        COMPILE_TIME_ASSERT_ALIGNOF(U64, char)
+        COMPILE_TIME_ASSERT_ALIGNED1(U64)
     }
 
     // disable dynamic allocation
@@ -172,15 +171,14 @@ struct LEPolicy
     : public AbstractPolicy
 #endif
 {
-    LEPolicy() {}
+    inline LEPolicy() { }
 #if defined(BELE_CTP)
     typedef N_BELE_RTP::LEPolicy RTP_Policy;
-    enum { isBE = 0, isLE = 1 };
 #elif defined(BELE_RTP)
     typedef N_BELE_CTP::LEPolicy CTP_Policy;
-    V bool isBE() C { return CTP_Policy::isBE; }
-    V bool isLE() C { return CTP_Policy::isLE; }
 #endif
+    V bool isBE() C { return false; }
+    V bool isLE() C { return true; }
 
     typedef LE16 U16;
     typedef LE32 U32;
@@ -235,9 +233,9 @@ struct LEPolicy
         COMPILE_TIME_ASSERT(sizeof(U16) == 2)
         COMPILE_TIME_ASSERT(sizeof(U32) == 4)
         COMPILE_TIME_ASSERT(sizeof(U64) == 8)
-        COMPILE_TIME_ASSERT_ALIGNOF(U16, char)
+        COMPILE_TIME_ASSERT_ALIGNED1(U16)
-        COMPILE_TIME_ASSERT_ALIGNOF(U32, char)
+        COMPILE_TIME_ASSERT_ALIGNED1(U32)
-        COMPILE_TIME_ASSERT_ALIGNOF(U64, char)
+        COMPILE_TIME_ASSERT_ALIGNED1(U64)
     }
 
     // disable dynamic allocation

src/bptr.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/c_file.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/c_init.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/c_none.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/c_screen.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/compress.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -182,8 +182,10 @@ int upx_decompress         ( const upx_bytep src, unsigned  src_len,
 //
 **************************************************************************/
 
-int upx_test_overlap       ( const upx_bytep buf, unsigned src_off,
+int upx_test_overlap       ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult )
 {
@@ -201,15 +203,15 @@ int upx_test_overlap       ( const upx_bytep buf, unsigned src_off,
     }
 #if defined(WITH_LZMA)
     else if (M_IS_LZMA(method))
-        r = upx_lzma_test_overlap(buf, src_off, src_len, dst_len, method, cresult);
+        r = upx_lzma_test_overlap(buf, tbuf, src_off, src_len, dst_len, method, cresult);
 #endif
 #if defined(WITH_NRV)
     else if (M_IS_NRV2B(method) || M_IS_NRV2D(method) || M_IS_NRV2E(method))
-        r = upx_nrv_test_overlap(buf, src_off, src_len, dst_len, method, cresult);
+        r = upx_nrv_test_overlap(buf, tbuf, src_off, src_len, dst_len, method, cresult);
 #endif
 #if defined(WITH_UCL)
     else if (M_IS_NRV2B(method) || M_IS_NRV2D(method) || M_IS_NRV2E(method))
-        r = upx_ucl_test_overlap(buf, src_off, src_len, dst_len, method, cresult);
+        r = upx_ucl_test_overlap(buf, tbuf, src_off, src_len, dst_len, method, cresult);
 #endif
     else {
         throwInternalError("unknown decompression method");

src/compress.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -46,8 +46,10 @@ int upx_lzma_decompress    ( const upx_bytep src, unsigned  src_len,
                                    upx_bytep dst, unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
-int upx_lzma_test_overlap  ( const upx_bytep buf, unsigned src_off,
+int upx_lzma_test_overlap  ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
 #endif
@@ -65,8 +67,10 @@ int upx_nrv_decompress     ( const upx_bytep src, unsigned  src_len,
                                    upx_bytep dst, unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
-int upx_nrv_test_overlap   ( const upx_bytep buf, unsigned src_off,
+int upx_nrv_test_overlap   ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
 #endif
@@ -84,8 +88,10 @@ int upx_ucl_decompress     ( const upx_bytep src, unsigned  src_len,
                                    upx_bytep dst, unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
-int upx_ucl_test_overlap   ( const upx_bytep buf, unsigned src_off,
+int upx_ucl_test_overlap   ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
 #endif
@@ -102,8 +108,10 @@ int upx_zlib_decompress    ( const upx_bytep src, unsigned  src_len,
                                    upx_bytep dst, unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
-int upx_zlib_test_overlap  ( const upx_bytep buf, unsigned src_off,
+int upx_zlib_test_overlap  ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
 #endif

src/compress_lzma.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -28,6 +28,7 @@
 
 #include "conf.h"
 #include "compress.h"
+#include "mem.h"
 
 
 void lzma_compress_config_t::reset()
@@ -107,49 +108,49 @@ int compress_lzma_dummy = 0;
 
 namespace MyLzma {
 
-struct InStreamRam: public ISequentialInStream, public CMyUnknownImp
+struct InStream: public ISequentialInStream, public CMyUnknownImp
 {
     MY_UNKNOWN_IMP
-    const Byte *Data; size_t Size; size_t Pos;
+    const Byte *b_buf; size_t b_size; size_t b_pos;
     void Init(const Byte *data, size_t size) {
-        Data = data; Size = size; Pos = 0;
+        b_buf = data; b_size = size; b_pos = 0;
     }
     STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
 };
 
-STDMETHODIMP InStreamRam::Read(void *data, UInt32 size, UInt32 *processedSize)
+STDMETHODIMP InStream::Read(void *data, UInt32 size, UInt32 *processedSize)
 {
-    UInt32 remain = Size - Pos;
+    size_t remain = b_size - b_pos;
-    if (size > remain) size = remain;
+    if (size > remain) size = (UInt32) remain;
-    memmove(data, Data + Pos, size);
+    memcpy(data, b_buf + b_pos, size);
-    Pos += size;
+    b_pos += size;
     if (processedSize != NULL) *processedSize = size;
     return S_OK;
 }
 
-struct OutStreamRam : public ISequentialOutStream, public CMyUnknownImp
+struct OutStream : public ISequentialOutStream, public CMyUnknownImp
 {
     MY_UNKNOWN_IMP
-    Byte *Data; size_t Size; size_t Pos; bool Overflow;
+    Byte *b_buf; size_t b_size; size_t b_pos; bool overflow;
     void Init(Byte *data, size_t size) {
-        Data = data; Size = size; Pos = 0; Overflow = false;
+        b_buf = data; b_size = size; b_pos = 0; overflow = false;
     }
-    HRESULT WriteByte(Byte b) {
+    HRESULT WriteByte(Byte c) {
-        if (Pos >= Size) { Overflow = true; return E_FAIL; }
+        if (b_pos >= b_size) { overflow = true; return E_FAIL; }
-        Data[Pos++] = b;
+        b_buf[b_pos++] = c;
         return S_OK;
     }
     STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
 };
 
-STDMETHODIMP OutStreamRam::Write(const void *data, UInt32 size, UInt32 *processedSize)
+STDMETHODIMP OutStream::Write(const void *data, UInt32 size, UInt32 *processedSize)
 {
-    UInt32 i;
+    size_t remain = b_size - b_pos;
-    for (i = 0; i < size && Pos < Size; i++)
+    if (size > remain) size = (UInt32) remain, overflow = true;
-        Data[Pos++] = ((const Byte *)data)[i];
+    memcpy(b_buf + b_pos, data, size);
-    if (processedSize != NULL) *processedSize = i;
+    b_pos += size;
-    if (i != size) { Overflow = true; return E_FAIL; }
+    if (processedSize != NULL) *processedSize = size;
-    return S_OK;
+    return overflow ? E_FAIL : S_OK;
 }
 
 struct ProgressInfo : public ICompressProgressInfo, public CMyUnknownImp
@@ -169,6 +170,10 @@ STDMETHODIMP ProgressInfo::SetRatioInfo(const UInt64 *inSize, const UInt64 *outS
 } // namespace
 
 
+#if (ACC_CC_INTELC) && defined(__linux__)
+#  pragma warning(disable: 424)         // #424: extra ";" ignored
+#endif
+
 #include "C/Common/Alloc.cpp"
 #include "C/Common/CRC.cpp"
 //#include "C/7zip/Common/InBuffer.cpp"
@@ -189,7 +194,7 @@ int upx_lzma_compress      ( const upx_bytep src, unsigned  src_len,
                              const upx_compress_config_t *cconf_parm,
                                    upx_compress_result_t *cresult )
 {
-    assert(method == M_LZMA);
+    assert(M_IS_LZMA(method));
     assert(level > 0); assert(cresult != NULL);
 
     int r = UPX_E_ERROR;
@@ -197,8 +202,8 @@ int upx_lzma_compress      ( const upx_bytep src, unsigned  src_len,
     const lzma_compress_config_t *lcconf = cconf_parm ? &cconf_parm->conf_lzma : NULL;
     lzma_compress_result_t *res = &cresult->result_lzma;
 
-    MyLzma::InStreamRam is; is.AddRef();
+    MyLzma::InStream is; is.AddRef();
-    MyLzma::OutStreamRam os; os.AddRef();
+    MyLzma::OutStream os; os.AddRef();
     is.Init(src, src_len);
     os.Init(dst, *dst_len);
 
@@ -241,6 +246,12 @@ int upx_lzma_compress      ( const upx_bytep src, unsigned  src_len,
     pr[3].uintVal = lzma_compress_config_t::dict_size_t::default_value_c;
     pr[5].uintVal = lzma_compress_config_t::num_fast_bytes_t::default_value_c;
 #endif
+    // method overrides
+    if (method >= 0x100) {
+        pr[0].uintVal = (method >> 16) & 15;
+        pr[1].uintVal = (method >> 12) & 15;
+        pr[2].uintVal = (method >>  8) & 15;
+    }
 #if 0
     // DEBUG - set sizes so that we use a maxmimum amount of stack.
     //  These settings cause res->num_probs == 3147574, i.e. we will
@@ -342,16 +353,16 @@ int upx_lzma_compress      ( const upx_bytep src, unsigned  src_len,
         goto error;
     if (enc.WriteCoderProperties(&os) != S_OK)
         goto error;
-    if (os.Overflow) {
+    if (os.overflow) {
         //r = UPX_E_OUTPUT_OVERRUN;
         r = UPX_E_NOT_COMPRESSIBLE;
         goto error;
     }
-    assert(os.Pos == 5);
+    assert(os.b_pos == 5);
 #if defined(USE_LZMA_PROPERTIES)
-    os.Pos = 1;
+    os.b_pos = 1;
 #else
-    os.Pos = 0;
+    os.b_pos = 0;
     // extra stuff in first byte: 5 high bits convenience for stub decompressor
     unsigned t = res->lit_context_bits + res->lit_pos_bits;
     os.WriteByte((t << 3) | res->pos_bits);
@@ -361,27 +372,29 @@ int upx_lzma_compress      ( const upx_bytep src, unsigned  src_len,
     rh = enc.Code(&is, &os, NULL, NULL, &progress);
 
 #ifndef _NO_EXCEPTIONS
-    } catch(...) { return UPX_E_OUT_OF_MEMORY; }
+    } catch (...) { rh = E_OUTOFMEMORY; }
 #endif
 
-    assert(is.Pos <=  src_len);
+    assert(is.b_pos <=  src_len);
-    assert(os.Pos <= *dst_len);
+    assert(os.b_pos <= *dst_len);
     if (rh == E_OUTOFMEMORY)
         r = UPX_E_OUT_OF_MEMORY;
-    else if (os.Overflow)
+    else if (os.overflow)
     {
-        assert(os.Pos == *dst_len);
+        assert(os.b_pos == *dst_len);
         //r = UPX_E_OUTPUT_OVERRUN;
         r = UPX_E_NOT_COMPRESSIBLE;
     }
     else if (rh == S_OK)
     {
-        assert(is.Pos == src_len);
+        assert(is.b_pos == src_len);
         r = UPX_E_OK;
     }
 
 error:
-    *dst_len = os.Pos;
+    *dst_len = os.b_pos;
+    //printf("\nlzma_compress: %d: %u %u %u %u %u, %u - > %u\n", r, res->pos_bits, res->lit_pos_bits, res->lit_context_bits, res->dict_size, res->num_probs, src_len, *dst_len);
+    //printf("%u %u %u\n", is.__m_RefCount, os.__m_RefCount, progress.__m_RefCount);
     return r;
 }
 
@@ -402,7 +415,7 @@ int upx_lzma_decompress    ( const upx_bytep src, unsigned  src_len,
                                    int method,
                              const upx_compress_result_t *cresult )
 {
-    assert(method == M_LZMA);
+    assert(M_IS_LZMA(method));
     // see res->num_probs above
     COMPILE_TIME_ASSERT(sizeof(CProb) == 2)
     COMPILE_TIME_ASSERT(LZMA_BASE_SIZE == 1846)
@@ -471,28 +484,32 @@ error:
 
 
 /*************************************************************************
-// test_overlap
+// test_overlap - see <ucl/ucl.h> for semantics
 **************************************************************************/
 
-int upx_lzma_test_overlap  ( const upx_bytep buf, unsigned src_off,
+int upx_lzma_test_overlap  ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult )
 {
-    assert(method == M_LZMA);
+    assert(M_IS_LZMA(method));
 
-    // FIXME - implement this
+    MemBuffer b(src_off + src_len);
-    // Note that Packer::verifyOverlappingDecompression() will
+    memcpy(b + src_off, buf + src_off, src_len);
-    // verify the final result in any case.
+    unsigned saved_dst_len = *dst_len;
-    UNUSED(buf);
+    int r = upx_lzma_decompress(b + src_off, src_len, b, dst_len, method, cresult);
-
+    if (r != UPX_E_OK)
-    unsigned overlap_overhead = src_off + src_len - *dst_len;
+        return r;
-    //printf("upx_lzma_test_overlap: %d\n", overlap_overhead);
+    if (*dst_len != saved_dst_len)
-    if ((int)overlap_overhead >= 256)
+        return UPX_E_ERROR;
-        return UPX_E_OK;
+    // NOTE: there is a very tiny possibility that decompression has
-
+    //   succeeded but the data is not restored correctly because of
-    UNUSED(cresult);
+    //   in-place buffer overlapping.
-    return UPX_E_ERROR;
+    if (tbuf != NULL && memcmp(tbuf, b, *dst_len) != 0)
+        return UPX_E_ERROR;
+    return UPX_E_OK;
 }
 
 

src/compress_ucl.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -84,13 +84,14 @@ static int convert_errno_from_ucl(int r)
 }
 
 
+extern "C" {
 static void wrap_nprogress_ucl(ucl_uint a, ucl_uint b, int state, ucl_voidp user)
 {
     if (state != -1 && state != 3) return;
     upx_callback_p cb = (upx_callback_p) user;
     if (cb && cb->nprogress)
         cb->nprogress(cb, a, b);
-}
+}}
 
 
 /*************************************************************************
@@ -135,7 +136,7 @@ int upx_ucl_compress       ( const upx_bytep src, unsigned  src_len,
     // prepare bit-buffer settings
     cconf.bb_endian = 0;
     cconf.bb_size = 0;
-    if (method >= M_NRV2B_LE32 && method <= M_CL1B_LE16)
+    if (method >= M_NRV2B_LE32 && method <= M_NRV2E_LE16)
     {
         static const unsigned char sizes[3] = {32, 8, 16};
         cconf.bb_size = sizes[(method - M_NRV2B_LE32) % 3];
@@ -165,6 +166,10 @@ int upx_ucl_compress       ( const upx_bytep src, unsigned  src_len,
         return UPX_E_ERROR;
     }
 
+    // make sure first_offset_found is set
+    if (res[6] == 0)
+        res[6] = 1;
+
     return convert_errno_from_ucl(r);
 }
 
@@ -223,12 +228,15 @@ int upx_ucl_decompress     ( const upx_bytep src, unsigned  src_len,
 //
 **************************************************************************/
 
-int upx_ucl_test_overlap   ( const upx_bytep buf, unsigned src_off,
+int upx_ucl_test_overlap   ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult )
 {
     int r;
+    UNUSED(tbuf); // not needed for UCL
 
     switch (method)
     {

src/compress_zlib.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -28,6 +28,7 @@
 
 #include "conf.h"
 #include "compress.h"
+#include "mem.h"
 
 
 void zlib_compress_config_t::reset()
@@ -188,28 +189,32 @@ done:
 
 
 /*************************************************************************
-// test_overlap
+// test_overlap - see <ucl/ucl.h> for semantics
 **************************************************************************/
 
-int upx_zlib_test_overlap  ( const upx_bytep buf, unsigned src_off,
+int upx_zlib_test_overlap  ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult )
 {
     assert(method == M_DEFLATE);
 
-    // FIXME - implement this
+    MemBuffer b(src_off + src_len);
-    // Note that Packer::verifyOverlappingDecompression() will
+    memcpy(b + src_off, buf + src_off, src_len);
-    // verify the final result in any case.
+    unsigned saved_dst_len = *dst_len;
-    UNUSED(buf);
+    int r = upx_zlib_decompress(b + src_off, src_len, b, dst_len, method, cresult);
-
+    if (r != UPX_E_OK)
-    unsigned overlap_overhead = src_off + src_len - *dst_len;
+        return r;
-    //printf("upx_zlib_test_overlap: %d\n", overlap_overhead);
+    if (*dst_len != saved_dst_len)
-    if ((int)overlap_overhead >= 256)
+        return UPX_E_ERROR;
-        return UPX_E_OK;
+    // NOTE: there is a very tiny possibility that decompression has
-
+    //   succeeded but the data is not restored correctly because of
-    UNUSED(cresult);
+    //   in-place buffer overlapping.
-    return UPX_E_ERROR;
+    if (tbuf != NULL && memcmp(tbuf, b, *dst_len) != 0)
+        return UPX_E_ERROR;
+    return UPX_E_OK;
 }
 
 

src/conf.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -104,6 +104,8 @@
 #  if (_MSC_VER >= 1400)
 #    pragma warning(disable: 4996)      // W1: 'function': was declared deprecated
 #  endif
+#elif (ACC_CC_SUNPROC)
+//#  pragma error_messages(off,"badargtype2w")    // FIXME
 #elif (ACC_CC_WATCOMC)
 #  if (__WATCOMC__ < 1100)
 #    error "need Watcom C++ 11.0c or newer"
@@ -187,32 +189,6 @@
 
 #define upx_byte                    unsigned char
 #define upx_bytep                   upx_byte *
-#define UPX_E_OK                    (0)
-#define UPX_E_ERROR                 (-1)
-#define UPX_E_OUT_OF_MEMORY         (-2)
-#define UPX_E_NOT_COMPRESSIBLE      (-3)
-#define UPX_E_INPUT_OVERRUN         (-4)
-#define UPX_E_OUTPUT_OVERRUN        (-5)
-#define UPX_E_LOOKBEHIND_OVERRUN    (-6)
-#define UPX_E_EOF_NOT_FOUND         (-7)
-#define UPX_E_INPUT_NOT_CONSUMED    (-8)
-#define UPX_E_NOT_YET_IMPLEMENTED   (-9)
-#define UPX_E_INVALID_ARGUMENT      (-10)
-
-struct upx_callback_t;
-#define upx_callback_p upx_callback_t *
-typedef void* (__acc_cdecl *upx_alloc_func_t)
-    (upx_callback_p self, unsigned items, unsigned size);
-typedef void      (__acc_cdecl *upx_free_func_t)
-    (upx_callback_p self, void* ptr);
-typedef void (__acc_cdecl *upx_progress_func_t)
-    (upx_callback_p, unsigned, unsigned);
-
-struct upx_callback_t
-{
-    upx_progress_func_t nprogress;
-    void * user1;
-};
 
 
 /*************************************************************************
@@ -316,18 +292,6 @@ struct upx_callback_t
 #undef PAGE_MASK
 #undef PAGE_SIZE
 
-
-#undef __attribute_packed
-#if (ACC_CC_GNUC || ACC_CC_INTELC || ACC_CC_PATHSCALE)
-#  if (1 && (ACC_ARCH_I386))
-#    define __attribute_packed
-#  else
-#    define __attribute_packed      __attribute__((__packed__,__aligned__(1)))
-#  endif
-#else
-#  define __attribute_packed
-#endif
-
 #if !defined(O_BINARY)
 #  define O_BINARY  0
 #endif
@@ -337,6 +301,19 @@ struct upx_callback_t
 #endif
 
 
+#undef __attribute_packed
+#if (ACC_CC_GNUC || ACC_CC_INTELC || ACC_CC_PATHSCALE)
+#  if (ACC_ARCH_I386) && (ACC_CC_INTELC && (__INTEL_COMPILER < 800))
+#  elif (0 && (ACC_ARCH_AMD64 || ACC_ARCH_I386))
+#  else
+#    define __attribute_packed      __attribute__((__packed__,__aligned__(1)))
+#  endif
+#endif
+#if !defined(__attribute_packed)
+#  define __attribute_packed
+#endif
+
+
 /*************************************************************************
 //
 **************************************************************************/
@@ -344,36 +321,53 @@ struct upx_callback_t
 #define UNUSED(var)              ACC_UNUSED(var)
 #define COMPILE_TIME_ASSERT(e)   ACC_COMPILE_TIME_ASSERT(e)
 
-#if 1
+#define __COMPILE_TIME_ASSERT_ALIGNOF_SIZEOF(a,b) { \
-#  define __COMPILE_TIME_ASSERT_ALIGNOF_SIZEOF(a,b) { \
      typedef a acc_tmp_a_t; typedef b acc_tmp_b_t; \
-     struct acc_tmp_t { acc_tmp_b_t x; acc_tmp_a_t y; acc_tmp_b_t z[7]; } __attribute_packed; \
+     struct acc_tmp_t { acc_tmp_b_t x; acc_tmp_a_t y; acc_tmp_b_t z; } __attribute_packed; \
-     COMPILE_TIME_ASSERT(sizeof(struct acc_tmp_t) == 8*sizeof(b)+sizeof(a)) \
+     COMPILE_TIME_ASSERT(sizeof(struct acc_tmp_t) == 2*sizeof(b)+sizeof(a)) \
    }
-#else
-#  define __COMPILE_TIME_ASSERT_ALIGNOF_SIZEOF(a,b) { \
-     struct acc_tmp_t { b x; a y; b z[7]; } __attribute_packed; \
-     COMPILE_TIME_ASSERT(sizeof(struct acc_tmp_t) == 8*sizeof(b)+sizeof(a)) \
-   }
-#endif
-
 #if defined(__acc_alignof)
-#  define COMPILE_TIME_ASSERT_ALIGNOF(a,b) \
+#  define __COMPILE_TIME_ASSERT_ALIGNOF(a,b) \
      __COMPILE_TIME_ASSERT_ALIGNOF_SIZEOF(a,b) \
      COMPILE_TIME_ASSERT(__acc_alignof(a) == sizeof(b))
 #else
-#  define COMPILE_TIME_ASSERT_ALIGNOF(a,b) \
+#  define __COMPILE_TIME_ASSERT_ALIGNOF(a,b) \
      __COMPILE_TIME_ASSERT_ALIGNOF_SIZEOF(a,b)
 #endif
+#define COMPILE_TIME_ASSERT_ALIGNED1(a)     __COMPILE_TIME_ASSERT_ALIGNOF(a,char)
 
 #define TABLESIZE(table)    ((sizeof(table)/sizeof((table)[0])))
 
+
+#if 0
 #define ALIGN_DOWN(a,b)     (((a) / (b)) * (b))
 #define ALIGN_UP(a,b)       ALIGN_DOWN((a) + ((b) - 1), b)
 #define ALIGN_GAP(a,b)      (ALIGN_UP(a,b) - (a))
+#elif 1
+template <class T>
+inline T ALIGN_DOWN(const T& a, const T& b) { T r; r = (a / b) * b; return r; }
+template <class T>
+inline T ALIGN_UP  (const T& a, const T& b) { T r; r = ((a + b - 1) / b) * b; return r; }
+template <class T>
+inline T ALIGN_GAP (const T& a, const T& b) { T r; r = ALIGN_UP(a, b) - a; return r; }
+#else
+inline unsigned ALIGN_DOWN(unsigned a, unsigned b) { return (a / b) * b; }
+inline unsigned ALIGN_UP  (unsigned a, unsigned b) { return ((a + b - 1) / b) * b; }
+inline unsigned ALIGN_GAP (unsigned a, unsigned b) { return ALIGN_UP(a, b) - a; }
+#endif
 
+#if 0
 #define UPX_MAX(a,b)        ((a) >= (b) ? (a) : (b))
 #define UPX_MIN(a,b)        ((a) <= (b) ? (a) : (b))
+#elif 1
+template <class T>
+inline const T& UPX_MAX(const T& a, const T& b) { if (a < b) return b; return a; }
+template <class T>
+inline const T& UPX_MIN(const T& a, const T& b) { if (a < b) return a; return b; }
+#else
+inline unsigned UPX_MAX(unsigned a, unsigned b) { return a < b ? b : a; }
+inline unsigned UPX_MIN(unsigned a, unsigned b) { return a < b ? a : b; }
+#endif
 
 
 // An Array allocates memory on the heap, but automatically
@@ -412,30 +406,23 @@ private:
 #define EXIT_INTERNAL   1
 
 
-// compression methods - DO NOT CHANGE
+// magic constants for patching
-#define M_SKIP          (-2)
+#define UPX_MAGIC_LE32          0x21585055      /* "UPX!" */
-#define M_END           (-1)
+#define UPX_MAGIC2_LE32         0xD5D0D8A1
-#define M_NRV2B_LE32    2
-#define M_NRV2B_8       3
-#define M_NRV2B_LE16    4
-#define M_NRV2D_LE32    5
-#define M_NRV2D_8       6
-#define M_NRV2D_LE16    7
-#define M_NRV2E_LE32    8
-#define M_NRV2E_8       9
-#define M_NRV2E_LE16    10
-#define M_CL1B_LE32     11
-#define M_CL1B_8        12
-#define M_CL1B_LE16     13
-#define M_LZMA          14
-#define M_DEFLATE       15      /* zlib */
 
-#define M_IS_NRV2B(x)   ((x) >= M_NRV2B_LE32 && (x) <= M_NRV2B_LE16)
+
-#define M_IS_NRV2D(x)   ((x) >= M_NRV2D_LE32 && (x) <= M_NRV2D_LE16)
+// upx_compress() error codes
-#define M_IS_NRV2E(x)   ((x) >= M_NRV2E_LE32 && (x) <= M_NRV2E_LE16)
+#define UPX_E_OK                    (0)
-#define M_IS_CL1B(x)    ((x) >= M_CL1B_LE32  && (x) <= M_CL1B_LE16)
+#define UPX_E_ERROR                 (-1)
-#define M_IS_LZMA(x)    ((x) == M_LZMA)
+#define UPX_E_OUT_OF_MEMORY         (-2)
-#define M_IS_DEFLATE(x) ((x) == M_DEFLATE)
+#define UPX_E_NOT_COMPRESSIBLE      (-3)
+#define UPX_E_INPUT_OVERRUN         (-4)
+#define UPX_E_OUTPUT_OVERRUN        (-5)
+#define UPX_E_LOOKBEHIND_OVERRUN    (-6)
+#define UPX_E_EOF_NOT_FOUND         (-7)
+#define UPX_E_INPUT_NOT_CONSUMED    (-8)
+#define UPX_E_NOT_YET_IMPLEMENTED   (-9)
+#define UPX_E_INVALID_ARGUMENT      (-10)
 
 
 // Executable formats. Note: big endian types are >= 128.
@@ -461,22 +448,85 @@ private:
 #define UPX_F_LINUX_ELFI_i386   20
 #define UPX_F_WINCE_ARM_PE      21
 #define UPX_F_LINUX_ELF64_AMD   22
-#define UPX_F_LINUX_ELF32_ARMLE 23
+#define UPX_F_LINUX_ELF32_ARMEL 23
 #define UPX_F_BSD_i386          24
 #define UPX_F_BSD_ELF_i386      25
 #define UPX_F_BSD_SH_i386       26
 
+#define UPX_F_VMLINUX_AMD64     27
+#define UPX_F_VMLINUX_ARMEL     28
+#define UPX_F_MACH_i386         29
+
 #define UPX_F_PLAIN_TEXT        127
 
 #define UPX_F_ATARI_TOS         129
 #define UPX_F_SOLARIS_SPARC     130
 #define UPX_F_MACH_PPC32        131
 #define UPX_F_LINUX_ELFPPC32    132
-#define UPX_F_LINUX_ELF32_ARMBE 133
+#define UPX_F_LINUX_ELF32_ARMEB 133
+#define UPX_F_MACH_FAT          134
+#define UPX_F_VMLINUX_ARMEB     135
 
 
-#define UPX_MAGIC_LE32      0x21585055          /* "UPX!" */
+// compression methods
-#define UPX_MAGIC2_LE32     0xD5D0D8A1
+#define M_ALL           (-1)
+#define M_END           (-2)
+#define M_NONE          (-3)
+#define M_SKIP          (-4)
+#define M_ULTRA_BRUTE   (-5)
+// compression methods - DO NOT CHANGE
+#define M_NRV2B_LE32    2
+#define M_NRV2B_8       3
+#define M_NRV2B_LE16    4
+#define M_NRV2D_LE32    5
+#define M_NRV2D_8       6
+#define M_NRV2D_LE16    7
+#define M_NRV2E_LE32    8
+#define M_NRV2E_8       9
+#define M_NRV2E_LE16    10
+//#define M_CL1B_LE32     11
+//#define M_CL1B_8        12
+//#define M_CL1B_LE16     13
+#define M_LZMA          14
+#define M_DEFLATE       15      /* zlib */
+
+#define M_IS_NRV2B(x)   ((x) >= M_NRV2B_LE32 && (x) <= M_NRV2B_LE16)
+#define M_IS_NRV2D(x)   ((x) >= M_NRV2D_LE32 && (x) <= M_NRV2D_LE16)
+#define M_IS_NRV2E(x)   ((x) >= M_NRV2E_LE32 && (x) <= M_NRV2E_LE16)
+//#define M_IS_CL1B(x)    ((x) >= M_CL1B_LE32  && (x) <= M_CL1B_LE16)
+#define M_IS_LZMA(x)    (((x) & 255) == M_LZMA)
+#define M_IS_DEFLATE(x) ((x) == M_DEFLATE)
+
+
+// filters
+#define FT_END          (-1)
+#define FT_NONE         (-2)
+#define FT_SKIP         (-3)
+#define FT_ULTRA_BRUTE  (-4)
+
+
+/*************************************************************************
+// compression - callback_t
+**************************************************************************/
+
+struct upx_callback_t;
+#define upx_callback_p upx_callback_t *
+#if 0
+typedef void* (__acc_cdecl *upx_alloc_func_t)
+    (upx_callback_p self, unsigned items, unsigned size);
+typedef void      (__acc_cdecl *upx_free_func_t)
+    (upx_callback_p self, void* ptr);
+#endif
+typedef void (__acc_cdecl *upx_progress_func_t)
+    (upx_callback_p, unsigned, unsigned);
+
+struct upx_callback_t
+{
+    upx_progress_func_t nprogress;
+    void *user;
+
+    void reset() { memset(this, 0, sizeof(*this)); }
+};
 
 
 /*************************************************************************
@@ -521,15 +571,15 @@ struct OptVar
 
 
 // optional assignments
-template <class T> void oassign(T& self, const T& other) {
+template <class T> inline void oassign(T& self, const T& other) {
     if (other.is_set) { self.v = other.v; self.is_set += 1; }
 }
 #if 0
-template <class V, class T> void oassign(V& v, const T& other) {
+template <class V, class T> inline void oassign(V& v, const T& other) {
     if (other.is_set) { v = other.v; }
 }
 #else
-template <class T> void oassign(unsigned& v, const T& other) {
+template <class T> inline void oassign(unsigned& v, const T& other) {
     if (other.is_set) { v = other.v; }
 }
 #endif
@@ -585,6 +635,8 @@ struct upx_compress_config_t
     void reset() { conf_lzma.reset(); conf_ucl.reset(); conf_zlib.reset(); }
 };
 
+#define NULL_cconf  ((upx_compress_config_t *) NULL)
+
 
 /*************************************************************************
 // compression - result_t
@@ -661,7 +713,6 @@ typedef ElfLinker Linker;
 
 // main.cpp
 extern const char *progname;
-void init_options(struct options_t *o);
 bool set_ec(int ec);
 #if (ACC_CC_GNUC || ACC_CC_LLVM || ACC_CC_PATHSCALE)
 void e_exit(int ec) __attribute__((__noreturn__));
@@ -728,8 +779,10 @@ int upx_decompress         ( const upx_bytep src, unsigned  src_len,
                                    upx_bytep dst, unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
-int upx_test_overlap       ( const upx_bytep buf, unsigned src_off,
+int upx_test_overlap       ( const upx_bytep buf,
-                                   unsigned  src_len, unsigned* dst_len,
+                             const upx_bytep tbuf,
+                                   unsigned  src_off, unsigned src_len,
+                                   unsigned* dst_len,
                                    int method,
                              const upx_compress_result_t *cresult );
 

src/console.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/except.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/except.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/file.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -69,7 +69,7 @@ void File::unlink(const char *name)
 **************************************************************************/
 
 FileBase::FileBase() :
-    _fd(-1), _flags(0), _shflags(0), _mode(0), _name(NULL)
+    _fd(-1), _flags(0), _shflags(0), _mode(0), _name(NULL), _offset(0), _length(0)
 {
     memset(&st,0,sizeof(st));
 }
@@ -104,6 +104,10 @@ void FileBase::sopen()
         assert(0);
 #endif
     }
+    if (!(_fd < 0)) {
+        ::fstat(_fd, &st);
+        _length = st.st_size;
+    }
 }
 
 
@@ -117,6 +121,8 @@ bool FileBase::close()
     _flags = 0;
     _mode = 0;
     _name = NULL;
+    _offset = 0;
+    _length = 0;
     return ok;
 }
 
@@ -164,10 +170,17 @@ void FileBase::seek(off_t off, int whence)
 {
     if (!isOpen())
         throwIOException("bad seek 1");
-    if (whence == SEEK_SET && off < 0)
+    if (whence == SEEK_SET) {
-        throwIOException("bad seek 2");
+        if (off < 0)
-    if (whence == SEEK_END && off > 0)
+            throwIOException("bad seek 2");
-        throwIOException("bad seek 3");
+        off += _offset;
+    }
+    if (whence == SEEK_END) {
+        if (off > 0)
+            throwIOException("bad seek 3");
+        off += _offset + _length;
+        whence = SEEK_SET;
+    }
     if (::lseek(_fd,off,whence) < 0)
         throwIOException("seek error",errno);
 }
@@ -180,7 +193,19 @@ off_t FileBase::tell() const
     off_t l = ::lseek(_fd, 0, SEEK_CUR);
     if (l < 0)
         throwIOException("tell error",errno);
-    return l;
+    return l - _offset;
+}
+
+
+void FileBase::set_extent(off_t offset, off_t length)
+{
+    _offset = offset;
+    _length = length;
+}
+
+off_t FileBase::st_size() const
+{
+    return _length;
 }
 
 
@@ -205,6 +230,8 @@ void InputFile::sopen(const char *name, int flags, int shflags)
     _flags = flags;
     _shflags = shflags;
     _mode = 0;
+    _offset = 0;
+    _length = 0;
     FileBase::sopen();
     if (!isOpen())
     {
@@ -289,6 +316,8 @@ void OutputFile::sopen(const char *name, int flags, int shflags, int mode)
     _flags = flags;
     _shflags = shflags;
     _mode = mode;
+    _offset = 0;
+    _length = 0;
     FileBase::sopen();
     if (!isOpen())
     {
@@ -316,6 +345,8 @@ bool OutputFile::openStdout(int flags, bool force)
     _flags = flags;
     _shflags = -1;
     _mode = 0;
+    _offset = 0;
+    _length = 0;
     if (flags && acc_set_binmode(fd, 1) == -1)
         throwIOException(_name, errno);
     _fd = fd;
@@ -329,6 +360,16 @@ void OutputFile::write(const void *buf, int len)
     bytes_written += len;
 }
 
+off_t OutputFile::st_size() const
+{
+    if (opt->to_stdout) {  // might be a pipe ==> .st_size is invalid
+        return bytes_written;  // too big if seek()+write() instead of rewrite()
+    }
+    struct stat my_st;
+    ::fstat(_fd, &my_st);
+    return my_st.st_size;
+}
+
 
 void OutputFile::write(const MemBuffer *buf, int len)
 {
@@ -343,6 +384,36 @@ void OutputFile::write(const MemBuffer &buf, int len)
     write(&buf, len);
 }
 
+void OutputFile::rewrite(const void *buf, int len)
+{
+    assert(!opt->to_stdout);
+    write(buf, len);
+    bytes_written -= len;       // restore
+}
+
+void OutputFile::seek(off_t off, int whence)
+{
+    assert(!opt->to_stdout);
+    super::seek(off,whence);
+}
+
+void OutputFile::set_extent(off_t offset, off_t length)
+{
+    super::set_extent(offset, length);
+    bytes_written = 0;
+    if (0==offset && (off_t)~0u==length) {
+        ::fstat(_fd, &st);
+        _length = st.st_size - offset;
+    }
+}
+
+off_t OutputFile::unset_extent()
+{
+    _offset = 0;
+    _length = ::lseek(_fd, 0, SEEK_END);
+    bytes_written = _length;
+    return _length;
+}
 
 void OutputFile::dump(const char *name, const void *buf, int len, int flags)
 {

src/file.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -59,6 +59,8 @@ public:
     virtual bool isOpen() const { return _fd >= 0; }
     int getFd() const { return _fd; }
     const char *getName() const { return _name; }
+    virtual off_t st_size() const;  // { return _length; }
+    virtual void set_extent(off_t offset, off_t length);
 
 protected:
     void sopen();
@@ -73,6 +75,8 @@ protected:
     int _shflags;
     int _mode;
     const char *_name;
+    off_t _offset;
+    off_t _length;
 public:
     struct stat st;
 };
@@ -128,21 +132,15 @@ public:
     virtual void write(const void *buf, int len);
     virtual void write(const MemBuffer *buf, int len);
     virtual void write(const MemBuffer &buf, int len);
+    virtual void set_extent(off_t offset, off_t length);
+    virtual off_t unset_extent();  // returns actual length
 
     off_t getBytesWritten() const { return bytes_written; }
+    virtual off_t st_size() const;  // { return _length; }
 
-    // FIXME - these won't work when using the `--stdout' option
+    // FIXME - these won't work when using the '--stdout' option
-    virtual void seek(off_t off, int whence)
+    virtual void seek(off_t off, int whence);
-    {
+    virtual void rewrite(const void *buf, int len);
-        assert(!opt->to_stdout);
-        super::seek(off,whence);
-    }
-    virtual void rewrite(const void *buf, int len)
-    {
-        assert(!opt->to_stdout);
-        write(buf, len);
-        bytes_written -= len;       // restore
-    }
 
     // util
     static void dump(const char *name, const void *buf, int len, int flags=-1);

src/filter.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -61,10 +61,10 @@ const FilterImp::FilterEntry *FilterImp::getFilter(int id)
         memset(filter_map, 0xff, sizeof(filter_map));
         for (int i = 0; i < n_filters; i++)
         {
-            int fid = filters[i].id;
+            int filter_id = filters[i].id;
-            assert(fid >= 0 && fid <= 255);
+            assert(filter_id >= 0 && filter_id <= 255);
-            assert(filter_map[fid] == 0xff);
+            assert(filter_map[filter_id] == 0xff);
-            filter_map[fid] = (unsigned char) i;
+            filter_map[filter_id] = (unsigned char) i;
         }
         done = true;
     }
@@ -85,6 +85,20 @@ bool Filter::isValidFilter(int filter_id)
     return fe != NULL;
 }
 
+bool Filter::isValidFilter(int filter_id, const int *allowed_filters)
+{
+    if (!isValidFilter(filter_id))
+        return false;
+    if (filter_id == 0)
+        return true;
+    if (allowed_filters == NULL)
+        return false;
+    while (*allowed_filters != FT_END)
+        if (*allowed_filters++ == filter_id)
+            return true;
+    return false;
+}
+
 
 /*************************************************************************
 // high level API

src/filter.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -62,6 +62,7 @@ public:
     bool scan(const upx_byte *buf, unsigned buf_len);
 
     static bool isValidFilter(int filter_id);
+    static bool isValidFilter(int filter_id, const int *allowed_filters);
 
 public:
     // Will be set by each call to filter()/unfilter().

src/filter/ct.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filter/cto.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -58,10 +58,18 @@ static int F(Filter *f)
         // must not conflict with the mark.
         // Note that unsigned comparison checks both edges of buffer.
         for (ic = 0; ic < size - 5; ic++)
-            if (COND(b,ic) && get_le32(b+ic+1)+ic+1 >= size)
+        {
+            if (!COND(b,ic))
+                continue;
+            jc = get_le32(b+ic+1)+ic+1;
+            if (jc < size)
             {
-                buf[b[ic+1]] |= 1;
+                if (jc + addvalue >= (1u << 24)) // hi 8 bits won't be cto8
+                    return -1;
             }
+            else
+                buf[b[ic+1]] |= 1;
+        }
 
         if (getcto(f, buf) < 0)
             return -1;
@@ -79,8 +87,7 @@ static int F(Filter *f)
         // try to detect 'real' calls only
         if (jc < size)
         {
-            if ((1u<<24)<=(jc+addvalue))  // hi 8 bits won't be cto8
+            assert(jc + addvalue < (1u << 24)); // hi 8 bits won't be cto8
-                return 1;  // fail - buffer not restored
 #ifdef U
             set_be32(b+ic+1,jc+addvalue+cto);
 #endif

src/filter/ctoj.h

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -57,10 +57,18 @@ static int F(Filter *f)
         memset(buf,0,256);
 
         for (ic = 0; ic < size - 5; ic++)
-            if (COND(b,ic,lastcall) && get_le32(b+ic+1)+ic+1 >= size)
+        {
+            if (!COND(b,ic,lastcall))
+                continue;
+            jc = get_le32(b+ic+1)+ic+1;
+            if (jc < size)
             {
-                buf[b[ic+1]] |= 1;
+                if (jc + addvalue >= (1u << 24)) // hi 8 bits won't be cto8
+                    return -1;
             }
+            else
+                buf[b[ic+1]] |= 1;
+        }
 
         if (getcto(f, buf) < 0)
             return -1;
@@ -78,8 +86,7 @@ static int F(Filter *f)
         // try to detect 'real' calls only
         if (jc < size)
         {
-            if ((1u<<24)<=(jc+addvalue))  // hi 8 bits won't be cto8
+            assert(jc + addvalue < (1u << 24)); // hi 8 bits won't be cto8
-                return 1;  // fail - buffer not restored
 #ifdef U
             set_be32(b+ic+1,jc+addvalue+cto);
 #endif

src/filter/ctojr.h

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filter/ctok.h

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -58,10 +58,18 @@ static int F(Filter *f)
         memset(buf,0,256);
 
         for (ic = 0; ic < size - 5; ic++)
-            if (COND(b,ic,lastcall,id) && get_le32(b+ic+1)+ic+1 >= size)
+        {
+            if (!COND(b,ic,lastcall,id))
+                continue;
+            jc = get_le32(b+ic+1)+ic+1;
+            if (jc < size)
             {
-                buf[b[ic+1]] |= 1;
+                if (jc + addvalue >= (1u << 24)) // hi 8 bits won't be cto8
+                    return -1;
             }
+            else
+                buf[b[ic+1]] |= 1;
+        }
 
         if (getcto(f, buf) < 0)
             return -1;
@@ -79,8 +87,7 @@ static int F(Filter *f)
         // try to detect 'real' calls only
         if (jc < size)
         {
-            if ((1u<<24)<=(jc+addvalue))  // hi 8 bits won't be cto8
+            assert(jc + addvalue < (1u << 24)); // hi 8 bits won't be cto8
-                return 1;  // fail - buffer not restored
 #ifdef U
             set_be32(b+ic+1,jc+addvalue+cto);
 #endif

src/filter/ctsw.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filter/getcto.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filter/ppcbxx.h

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2004-2006 John F. Reiser
+   Copyright (C) 2004-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -58,7 +58,7 @@ static int F(Filter *f)
     {
         unsigned char buf[256];
         unsigned short wbuf[256];
-        const size_t WW = (size_t)0 - (~(size_t)0) << W_CTO; // ???
+        const size_t WW = (size_t)0 - ((~(size_t)0) << W_CTO); // ???
         memset(wbuf, 0, sizeof(wbuf));
         memset(buf     , 0,       WW);
         memset(buf + WW, 1, 256 - WW);

src/filter/sub.hh

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filter/sub16.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filter/sub32.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filter/sub8.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filter/sw.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/filteri.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -109,7 +109,7 @@ umin(unsigned const a, unsigned const b)
 
 #define COND1(b,x)     (b[x] == 0xe8 || b[x] == 0xe9)
 #define COND2(b,x,lc)  (lc!=(x) && 0xf==b[(x)-1] && 0x80<=b[x] && b[x]<=0x8f)
-#define  COND(b,x,lc,id) (COND1(b,x) || ((9<=(0xf&(id))) && COND2(b,x,lc)))
+#define COND(b,x,lc,id) (COND1(b,x) || ((9<=(0xf&(id))) && COND2(b,x,lc)))
 #define F                       f_ctok32_e8e9_bswap_le
 #define U                       u_ctok32_e8e9_bswap_le
 #include "filter/ctok.h"

src/help.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -28,6 +28,8 @@
 
 #include "conf.h"
 #include "compress.h"
+#include "packmast.h"
+#include "packer.h"
 
 
 /*************************************************************************
@@ -49,7 +51,7 @@ void show_head(void)
     fg = con_fg(f,FG_GREEN);
     con_fprintf(f,
                 "                       Ultimate Packer for eXecutables\n"
-                "    Copyright (C) 1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006\n"
+                "  Copyright (C) 1996,1997,1998,1999,2000,2001,2002,2003,2004,2005,2006,2007\n"
                 "UPX %-10s  Markus Oberhumer, Laszlo Molnar & John Reiser  %14s\n\n",
 #if (ACC_OS_DOS16 || ACC_OS_DOS32)
                 V("d"),
@@ -89,7 +91,77 @@ void show_usage(void)
 //
 **************************************************************************/
 
-void show_help(int x/*verbose*/)
+struct PackerNames
+{
+    struct Entry {
+        const char* fname;
+        const char* sname;
+    };
+    Entry names[32];
+    size_t names_count;
+    const options_t *o;
+    PackerNames() : names_count(0), o(NULL) { }
+    void add(const Packer *p)
+    {
+        p->assertPacker();
+        assert(names_count < 32);
+        names[names_count].fname = p->getFullName(o);
+        names[names_count].sname = p->getName();
+        names_count++;
+    }
+    static Packer* visit(Packer *p, void *user)
+    {
+        PackerNames *self = (PackerNames *) user;
+        self->add(p);
+        return NULL;
+    }
+    static int __acc_cdecl_qsort cmp_fname(const void *a, const void *b) {
+        return strcmp(((const Entry *) a)->fname, ((const Entry *) b)->fname);
+    }
+    static int __acc_cdecl_qsort cmp_sname(const void *a, const void *b) {
+        return strcmp(((const Entry *) a)->sname, ((const Entry *) b)->sname);
+    }
+};
+
+static void show_all_packers(FILE *f, int verbose)
+{
+    options_t o; o.reset();
+    PackerNames pn; pn.o = &o;
+    PackMaster::visitAllPackers(pn.visit, NULL, &o, &pn);
+    qsort(pn.names, pn.names_count, sizeof(PackerNames::Entry), pn.cmp_fname);
+    size_t pos = 0;
+    for (size_t i = 0; i < pn.names_count; ++i)
+    {
+        const char *fn = pn.names[i].fname;
+        const char *sn = pn.names[i].sname;
+        if (verbose)
+        {
+            con_fprintf(f, "    %-32s %s\n", fn, sn);
+        }
+        else
+        {
+            if (pos == 0) {
+                con_fprintf(f, "  %s", fn);
+                pos = 2 + strlen(fn);
+            } else if (pos + 1 + strlen(fn) > 80) {
+                con_fprintf(f, "\n  %s", fn);
+                pos = 2 + strlen(fn);
+            } else {
+                con_fprintf(f, " %s", fn);
+                pos += 1 + strlen(fn);
+            }
+        }
+    }
+    if (!verbose && pn.names_count)
+        con_fprintf(f, "\n");
+}
+
+
+/*************************************************************************
+//
+**************************************************************************/
+
+void show_help(int verbose)
 {
     FILE *f = con_term;
     int fg;
@@ -106,8 +178,8 @@ void show_help(int x/*verbose*/)
                 "  -d     decompress                        -l    list compressed file\n"
                 "  -t     test compressed file              -V    display version number\n"
                 "  -h     give %s help                    -L    display software license\n%s",
-                x == 0 ? "" : "  --best compress best (can be slow for big files)\n",
+                verbose == 0 ? "" : "  --best compress best (can be slow for big files)\n",
-                x == 0 ? "more" : "this", x == 0 ? "" : "\n");
+                verbose == 0 ? "more" : "this", verbose == 0 ? "" : "\n");
 
     fg = con_fg(f,FG_YELLOW);
     con_fprintf(f,"Options:\n");
@@ -115,22 +187,29 @@ void show_help(int x/*verbose*/)
 
     con_fprintf(f,
                 "  -q     be quiet                          -v    be verbose\n"
-                "  -oFILE write output to `FILE'\n"
+                "  -oFILE write output to 'FILE'\n"
                 //"  -f     force overwrite of output files and compression of suspicious files\n"
                 "  -f     force compression of suspicious files\n"
                 "%s%s"
-                , (x == 0) ? "  -k     keep backup files\n" : ""
+                , (verbose == 0) ? "  -k     keep backup files\n" : ""
 #if 1
-                , (x > 0) ? "  --no-color, --mono, --color, --no-progress   change look\n" : ""
+                , (verbose > 0) ? "  --no-color, --mono, --color, --no-progress   change look\n" : ""
 #else
                 , ""
 #endif
                 );
 
-    if (x > 0)
+    if (verbose > 0)
     {
         fg = con_fg(f,FG_YELLOW);
-        con_fprintf(f,"\nBackup options:\n");
+        con_fprintf(f,"\nCompression tuning options:\n");
+        fg = con_fg(f,fg);
+        con_fprintf(f,
+                    "  --brute             try all available compression methods & filters [slow]\n"
+                    "  --ultra-brute       try even more compression variants [very slow]\n"
+                    "\n");
+        fg = con_fg(f,FG_YELLOW);
+        con_fprintf(f,"Backup options:\n");
         fg = con_fg(f,fg);
         con_fprintf(f,
                     "  -k, --backup        keep backup files\n"
@@ -222,7 +301,7 @@ void show_help(int x/*verbose*/)
                     "  --le                produce LE output [default: EXE]\n"
                     "\n");
         fg = con_fg(f,FG_YELLOW);
-        con_fprintf(f,"Options for win32/pe & rtm32/pe:\n");
+        con_fprintf(f,"Options for win32/pe, rtm32/pe & arm/pe:\n");
         fg = con_fg(f,fg);
         con_fprintf(f,
                     "  --compress-exports=0    do not compress the export section\n"
@@ -230,6 +309,7 @@ void show_help(int x/*verbose*/)
                     "  --compress-icons=0      do not compress any icons\n"
                     "  --compress-icons=1      compress all but the first icon\n"
                     "  --compress-icons=2      compress all but the first icon directory [default]\n"
+                    "  --compress-icons=3      compress all icons\n"
                     "  --compress-resources=0  do not compress any resources at all\n"
                     "  --keep-resource=list    do not compress resources specified by list\n"
                     "  --strip-relocs=0        do not strip relocations\n"
@@ -239,43 +319,23 @@ void show_help(int x/*verbose*/)
                     "\n");
     }
 
-    con_fprintf(f,
+    con_fprintf(f, "file..   executables to (de)compress\n");
-                "file..   executables to (de)compress\n"
-                "\n");
-    fg = con_fg(f,FG_YELLOW);
-    con_fprintf(f,"This version supports:\n");
-    fg = con_fg(f,fg);
-    con_fprintf(f,"   "
-// TODO:
-// support for mach/ppc32
-// support for linux elf/ppc32
-// support for linux elf/amd64
-                " arm/pe,"
-                " atari/tos,"
-                " bvmlinuz/386,"
-                " djgpp2/coff,"
-                " dos/com,"
-                " dos/exe,"
-                " dos/sys,"
-                "\n   "
-                //" elks/8086,"
-                " linux/amd64,"
-                " linux/i386,"
-                " linux/ppc32,"
-                " mach/ppc32,"
-                " ps1/exe,"
-                " rtm32/pe,"
-                "\n   "
-                " tmt/adam,"
-                " vmlinux/386,"
-                " vmlinuz/386,"
-                " watcom/le,"
-                //" win16/ne,"
-                " win32/pe"
-                "\n\nUPX comes with ABSOLUTELY NO WARRANTY; for details visit http://upx.sf.net\n"
-//                "\n\nUPX comes with ABSOLUTELY NO WARRANTY; for details type `upx -L'.\n"
-                "");
 
+    if (verbose > 0)
+    {
+        fg = con_fg(f,FG_YELLOW);
+        con_fprintf(f,"\nThis version supports:\n");
+        fg = con_fg(f,fg);
+        show_all_packers(f, verbose);
+    }
+    else
+    {
+        con_fprintf(f,"\nType '%s --help' for more detailed help.\n", progname);
+    }
+
+    con_fprintf(f,"\nUPX comes with ABSOLUTELY NO WARRANTY; for details visit http://upx.sf.net\n"
+//                "\nUPX comes with ABSOLUTELY NO WARRANTY; for details type 'upx -L'.\n"
+                "");
 
 #if defined(DEBUG) || defined(TESTING)
     fg = con_fg(f,FG_RED);
@@ -367,17 +427,17 @@ void show_version(int x)
     if (v != NULL && v[0])
         fprintf(fp, "LZMA SDK version %s\n", v);
 #endif
-    fprintf(fp, "Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer\n");
+    fprintf(fp, "Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer\n");
-    fprintf(fp, "Copyright (C) 1996-2006 Laszlo Molnar\n");
+    fprintf(fp, "Copyright (C) 1996-2007 Laszlo Molnar\n");
-    fprintf(fp, "Copyright (C) 2000-2006 John F. Reiser\n");
+    fprintf(fp, "Copyright (C) 2000-2007 John F. Reiser\n");
-    fprintf(fp, "Copyright (C) 2002-2006 Jens Medoch\n");
+    fprintf(fp, "Copyright (C) 2002-2007 Jens Medoch\n");
 #if defined(WITH_ZLIB)
-    fprintf(fp, "Copyright (C) 1995-2005 Jean-loup Gailly and Mark Adler\n");
+    fprintf(fp, "Copyright (C) 1995" "-2005 Jean-loup Gailly and Mark Adler\n");
 #endif
 #if defined(WITH_LZMA)
-    fprintf(fp, "Copyright (C) 1999-2006 Igor Pavlov\n");
+    fprintf(fp, "Copyright (C) 1999" "-2006 Igor Pavlov\n");
 #endif
-    fprintf(fp, "UPX comes with ABSOLUTELY NO WARRANTY; for details type `%s -L'.\n", progname);
+    fprintf(fp, "UPX comes with ABSOLUTELY NO WARRANTY; for details type '%s -L'.\n", progname);
 }
 
 

src/lefile.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/lefile.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/linker.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -173,14 +173,14 @@ void ElfLinker::init(const void *pdata_v, int plen)
     output = new upx_byte[inputlen];
     outputlen = 0;
 
-    int pos = find(input, inputlen, "Sections:", 9);
+    int pos = find(input, inputlen, "Sections:\n", 10);
     assert(pos != -1);
     char *psections = (char *) input + pos;
 
-    char *psymbols = strstr(psections, "SYMBOL TABLE:");
+    char *psymbols = strstr(psections, "SYMBOL TABLE:\n");
     assert(psymbols != NULL);
 
-    char *prelocs = strstr(psymbols, "RELOCATION RECORDS FOR");
+    char *prelocs = strstr(psymbols, "RELOCATION RECORDS FOR ");
     assert(prelocs != NULL);
 
     preprocessSections(psections, psymbols);
@@ -189,7 +189,7 @@ void ElfLinker::init(const void *pdata_v, int plen)
     addLoader("*UND*");
 }
 
-void ElfLinker::preprocessSections(char *start, const char *end)
+void ElfLinker::preprocessSections(char *start, char *end)
 {
     nsections = 0;
     while (start < end)
@@ -215,7 +215,7 @@ void ElfLinker::preprocessSections(char *start, const char *end)
     addSection("*UND*", NULL, 0, 0);
 }
 
-void ElfLinker::preprocessSymbols(char *start, const char *end)
+void ElfLinker::preprocessSymbols(char *start, char *end)
 {
     nsymbols = 0;
     while (start < end)
@@ -228,15 +228,20 @@ void ElfLinker::preprocessSymbols(char *start, const char *end)
         assert(nextl != NULL);
 
         if (sscanf(start, "%x g *ABS* %x %1023s",
-                        &value, &offset, symbol) == 3)
+                   &value, &offset, symbol) == 3)
         {
             char *s = strstr(start, symbol);
             s[strlen(symbol)] = 0;
             addSymbol(s, "*ABS*", value);
             assert(offset == 0);
         }
+#if 0
         else if (sscanf(start, "%x%*8c %1023s %*x %1023s",
-                   &offset, section, symbol) == 3)
+#else
+        // work around broken scanf implementations
+        else if (sscanf(start, "%x%*c%*c%*c%*c%*c%*c%*c%*c %1023s %*x %1023s",
+#endif
+                        &offset, section, symbol) == 3)
         {
             char *s = strstr(start, symbol);
             s[strlen(symbol)] = 0;
@@ -250,7 +255,7 @@ void ElfLinker::preprocessSymbols(char *start, const char *end)
     }
 }
 
-void ElfLinker::preprocessRelocations(char *start, const char *end)
+void ElfLinker::preprocessRelocations(char *start, char *end)
 {
     char sect[1024];
     Section *section = NULL;
@@ -369,11 +374,13 @@ ElfLinker::Relocation *ElfLinker::addRelocation(const char *section, unsigned of
     return rel;
 }
 
+#if 0
 void ElfLinker::setLoaderAlignOffset(int phase)
 {
     //assert(phase & 0);
     printf("\nFIXME: ElfLinker::setLoaderAlignOffset %d\n", phase);
 }
+#endif
 
 int ElfLinker::addLoader(const char *sname)
 {
@@ -412,7 +419,7 @@ int ElfLinker::addLoader(const char *sname)
                 assert(tail);
                 assert(tail != section);
                 unsigned const v = ~0u << section->p2align;
-                if (unsigned const l = ~v & -(tail->offset + tail->size)) {
+                if (unsigned const l = ~v & (0u-(tail->offset + tail->size))) {
                     alignCode(l);
                     tail->size += l;
                 }
@@ -437,6 +444,23 @@ int ElfLinker::addLoader(const char *sname)
     return outputlen;
 }
 
+void ElfLinker::addLoader(const char *s, va_list ap)
+{
+    while (s != NULL)
+    {
+        addLoader(s);
+        s = va_arg(ap, const char *);
+    }
+}
+
+void __acc_cdecl_va ElfLinker::addLoaderVA(const char *s, ...)
+{
+    va_list ap;
+    va_start(ap, s);
+    addLoader(s, ap);
+    va_end(ap);
+}
+
 int ElfLinker::getSection(const char *sname, int *slen) const
 {
     const Section *section = findSection(sname);
@@ -583,6 +607,7 @@ void ElfLinker::relocate1(const Relocation *rel, upx_byte *,
 /*************************************************************************
 // ElfLinker arch subclasses
 // FIXME: add more displacment overflow checks
+// FIXME: add support for our special "ignore_reloc_overflow" section
 **************************************************************************/
 
 #if 0 // FIXME
@@ -617,7 +642,11 @@ void ElfLinkerAMD64::relocate1(const Relocation *rel, upx_byte *location,
 
     if (strcmp(type, "8") == 0)
     {
+#if (ACC_CC_PGI)
+        int displ = * (signed char *) location + (int) value; // CBUG
+#else
         int displ = (signed char) *location + (int) value;
+#endif
         if (displ < -128 || displ > 127)
         {
             printf("target out of range (%d) in reloc %s:%x\n",
@@ -659,6 +688,9 @@ void ElfLinkerArmBE::relocate1(const Relocation *rel, upx_byte *location,
         //(b, 0xF000 + ((v - 1) / 2) * 0x10000);
         //set_be32(location, get_be32(location) + value / 4);
     }
+    else if (0==strcmp("R_ARM_ABS8", type)) {
+        *location += value;
+    }
     else
         super::relocate1(rel, location, value, type);
 }
@@ -688,6 +720,9 @@ void ElfLinkerArmLE::relocate1(const Relocation *rel, upx_byte *location,
         //(b, 0xF000 + ((v - 1) / 2) * 0x10000);
         //set_le32(location, get_le32(location) + value / 4);
     }
+    else if (0==strcmp("R_ARM_ABS8", type)) {
+        *location += value;
+    }
     else
         super::relocate1(rel, location, value, type);
 }
@@ -815,10 +850,14 @@ void ElfLinkerX86::relocate1(const Relocation *rel, upx_byte *location,
 
     if (strcmp(type, "8") == 0)
     {
+#if (ACC_CC_PGI)
+        int displ = * (signed char *) location + (int) value; // CBUG
+#else
         int displ = (signed char) *location + (int) value;
+#endif
         if (range_check && (displ < -128 || displ > 127)) {
-            printf("target out of range (%d) in reloc %s:%x\n",
+            printf("target out of range (%d,%d,%d) in reloc %s:%x\n",
-                   displ, rel->section->name, rel->offset);
+                   displ, *location, value, rel->section->name, rel->offset);
             abort();
         }
         *location += value;

src/linker.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -66,9 +66,9 @@ protected:
     bool        reloc_done;
 
 protected:
-    void preprocessSections(char *start, const char *end);
+    void preprocessSections(char *start, char *end);
-    void preprocessSymbols(char *start, const char *end);
+    void preprocessSymbols(char *start, char *end);
-    void preprocessRelocations(char *start, const char *end);
+    void preprocessRelocations(char *start, char *end);
     Section *findSection(const char *name, bool fatal=true) const;
     Symbol *findSymbol(const char *name, bool fatal=true) const;
 
@@ -81,8 +81,14 @@ public:
     virtual ~ElfLinker();
 
     virtual void init(const void *pdata, int plen);
-    virtual void setLoaderAlignOffset(int phase);
+    //virtual void setLoaderAlignOffset(int phase);
     virtual int addLoader(const char *sname);
+    void addLoader(const char *s, va_list ap);
+#if 1 && (ACC_CC_GNUC >= 0x040100)
+    void __acc_cdecl_va addLoaderVA(const char *s, ...) __attribute__((__sentinel__));
+#else
+    void __acc_cdecl_va addLoaderVA(const char *s, ...);
+#endif
     virtual Section *addSection(const char *sname, const void *sdata, int slen, unsigned p2align);
     virtual int getSection(const char *sname, int *slen=NULL) const;
     virtual int getSectionSize(const char *sname) const;

src/main.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -50,9 +50,9 @@ void options_t::reset()
     o->crp.reset();
 
     o->cmd = CMD_NONE;
-    o->method = -1;
+    o->method = M_NONE;
     o->level = -1;
-    o->filter = -1;
+    o->filter = FT_NONE;
 
     o->backup = -1;
     o->overlay = -1;
@@ -77,8 +77,8 @@ void options_t::reset()
     o->win32_pe.keep_resource = "";
 }
 
-static struct options_t global_options;
+static options_t global_options;
-struct options_t *opt = &global_options;
+options_t *opt = &global_options;
 
 static int done_output_name = 0;
 static int done_script_name = 0;
@@ -183,7 +183,7 @@ static void e_method(int m, int l)
 static void e_optarg(const char *n)
 {
     fflush(con_term);
-    fprintf(stderr,"%s: invalid argument in option `%s'\n", argv0, n);
+    fprintf(stderr,"%s: invalid argument in option '%s'\n", argv0, n);
     e_exit(EXIT_USAGE);
 }
 
@@ -191,7 +191,7 @@ static void e_optarg(const char *n)
 static void e_optval(const char *n)
 {
     fflush(con_term);
-    fprintf(stderr,"%s: invalid value for option `%s'\n", argv0, n);
+    fprintf(stderr,"%s: invalid value for option '%s'\n", argv0, n);
     e_exit(EXIT_USAGE);
 }
 
@@ -201,10 +201,10 @@ void e_envopt(const char *n)
 {
     fflush(con_term);
     if (n)
-        fprintf(stderr,"%s: invalid string `%s' in environment variable `%s'\n",
+        fprintf(stderr,"%s: invalid string '%s' in environment variable '%s'\n",
                         argv0, n, OPTIONS_VAR);
     else
-        fprintf(stderr,"%s: illegal option in environment variable `%s'\n",
+        fprintf(stderr,"%s: illegal option in environment variable '%s'\n",
                         argv0, OPTIONS_VAR);
     e_exit(EXIT_USAGE);
 }
@@ -227,7 +227,7 @@ void check_not_both(bool e1, bool e2, const char *c1, const char *c2)
     if (e1 && e2)
     {
         fprintf(stderr,"%s: ",argv0);
-        fprintf(stderr,"cannot use both `%s' and `%s'\n", c1, c2);
+        fprintf(stderr,"cannot use both '%s' and '%s'\n", c1, c2);
         e_usage();
     }
 }
@@ -264,14 +264,14 @@ void check_options(int i, int argc)
     check_not_both(opt->to_stdout, opt->output_name != NULL, "--stdout", "-o");
     if (opt->to_stdout && opt->cmd == CMD_COMPRESS)
     {
-        fprintf(stderr,"%s: cannot use `--stdout' when compressing\n", argv0);
+        fprintf(stderr,"%s: cannot use '--stdout' when compressing\n", argv0);
         e_usage();
     }
     if (opt->to_stdout || opt->output_name)
     {
         if (i + 1 != argc)
         {
-            fprintf(stderr,"%s: need exactly one argument when using `%s'\n",
+            fprintf(stderr,"%s: need exactly one argument when using '%s'\n",
                     argv0, opt->to_stdout ? "--stdout" : "-o");
             e_usage();
         }
@@ -333,7 +333,7 @@ static void set_output_name(const char *n, bool allow_m)
 #if 1
     if (done_output_name > 0)
     {
-        fprintf(stderr,"%s: option `-o' more than once given\n",argv0);
+        fprintf(stderr,"%s: option '-o' more than once given\n",argv0);
         e_usage();
     }
 #endif
@@ -356,7 +356,7 @@ static void set_script_name(const char *n, bool allow_m)
 #if 1
     if (done_script_name > 0)
     {
-        fprintf(stderr,"%s: option `--script' more than once given\n",argv0);
+        fprintf(stderr,"%s: option '--script' more than once given\n",argv0);
         e_usage();
     }
 #endif
@@ -499,7 +499,7 @@ static int do_option(int optc, const char *arg)
     case 'f':
         opt->force++;
         break;
-    case 902:
+    case 909:
         set_cmd(CMD_FILEINFO);
         break;
     case 'h':
@@ -508,10 +508,13 @@ static int do_option(int optc, const char *arg)
         set_cmd(CMD_HELP);
         break;
     case 'h'+256:
-#if 0
+#if 1
-        /* according to GNU standards */
+        if (!acc_isatty(STDOUT_FILENO))
-        set_term(stdout);
+        {
-        opt->console = CON_FILE;
+            /* according to GNU standards */
+            set_term(stdout);
+            opt->console = CON_FILE;
+        }
 #endif
         show_help(1);
         e_exit(EXIT_OK);
@@ -550,25 +553,30 @@ static int do_option(int optc, const char *arg)
 
     // method
     case 702:
+        opt->method_nrv2b_seen = true;
         if (!set_method(M_NRV2B_LE32, -1))
             e_method(M_NRV2B_LE32, opt->level);
         break;
     case 704:
+        opt->method_nrv2d_seen = true;
         if (!set_method(M_NRV2D_LE32, -1))
             e_method(M_NRV2D_LE32, opt->level);
         break;
     case 705:
+        opt->method_nrv2e_seen = true;
         if (!set_method(M_NRV2E_LE32, -1))
             e_method(M_NRV2E_LE32, opt->level);
         break;
     case 721:
+        opt->method_lzma_seen = true;
         opt->all_methods_use_lzma = true;
         if (!set_method(M_LZMA, -1))
             e_method(M_LZMA, opt->level);
         break;
     case 722:
+        opt->method_lzma_seen = false;
         opt->all_methods_use_lzma = false;
-        if (opt->method == M_LZMA)
+        if (M_IS_LZMA(opt->method))
             opt->method = -1;
         break;
 
@@ -586,6 +594,9 @@ static int do_option(int optc, const char *arg)
             e_method(opt->method, optc);
         break;
 
+    case 902:                               // --ultra-brute
+        opt->ultra_brute = true;
+        /* fallthrough */
     case 901:                               // --brute
         opt->all_methods = true;
         opt->all_methods_use_lzma = true;
@@ -656,6 +667,7 @@ static int do_option(int optc, const char *arg)
         break;
     case 524:                               // --all-methods
         opt->all_methods = true;
+        opt->all_methods_use_lzma = true;
         opt->method = -1;
         break;
     case 525:                               // --exact
@@ -712,7 +724,7 @@ static int do_option(int optc, const char *arg)
         opt->backup = 1;
         break;
     case 541:
-        if (opt->backup != 1)           // do not overide `--backup'
+        if (opt->backup != 1)           // do not overide '--backup'
             opt->backup = 0;
         break;
     // overlay
@@ -871,10 +883,11 @@ static const struct mfx_option longopts[] =
     // commands
     {"best",             0x10, 0, 900},     // compress best
     {"brute",            0x10, 0, 901},     // compress best, brute force
+    {"ultra-brute",      0x10, 0, 902},     // compress best, brute force
     {"decompress",          0, 0, 'd'},     // decompress
     {"fast",             0x10, 0, '1'},     // compress faster
-    {"fileinfo",         0x10, 0, 902},     // display info about file
+    {"fileinfo",         0x10, 0, 909},     // display info about file
-    {"file-info",        0x10, 0, 902},     // display info about file
+    {"file-info",        0x10, 0, 909},     // display info about file
     {"help",                0, 0, 'h'+256}, // give help
     {"license",             0, 0, 'L'},     // display software license
     {"list",                0, 0, 'l'},     // list compressed exe
@@ -1039,6 +1052,7 @@ static const struct mfx_option longopts[] =
     // commands
     {"best",             0x10, 0, 900},     // compress best
     {"brute",            0x10, 0, 901},     // compress best, brute force
+    {"ultra-brute",      0x10, 0, 902},     // compress best, brute force
     {"fast",             0x10, 0, '1'},     // compress faster
 
     // options
@@ -1201,9 +1215,25 @@ static void first_options(int argc, char **argv)
 **************************************************************************/
 
 template <class T> struct TestBELE {
-static int test(void)
+static bool test(void)
 {
+    COMPILE_TIME_ASSERT_ALIGNED1(T)
+    struct test1_t { char a; T b; } __attribute_packed;
+    struct test2_t { char a; T b[3]; } __attribute_packed;
+    test1_t t1[7]; UNUSED(t1); test2_t t2[7]; UNUSED(t2);
+    COMPILE_TIME_ASSERT(sizeof(test1_t) == 1 + sizeof(T))
+    COMPILE_TIME_ASSERT_ALIGNED1(test1_t)
+    COMPILE_TIME_ASSERT(sizeof(t1) == 7 + 7*sizeof(T))
+    COMPILE_TIME_ASSERT(sizeof(test2_t) == 1 + 3*sizeof(T))
+    COMPILE_TIME_ASSERT_ALIGNED1(test2_t)
+    COMPILE_TIME_ASSERT(sizeof(t2) == 7 + 21*sizeof(T))
+#if defined(__acc_alignof)
+    COMPILE_TIME_ASSERT(__acc_alignof(t1) == 1)
+    COMPILE_TIME_ASSERT(__acc_alignof(t2) == 1)
+#endif
+#if 1 && !defined(xUPX_OFFICIAL_BUILD)
     T allbits; allbits = 0; allbits -= 1;
+    //++allbits; allbits++; --allbits; allbits--;
     T v1; v1 = 1; v1 *= 2; v1 -= 1;
     T v2; v2 = 1;
     assert( (v1 == v2)); assert(!(v1 != v2));
@@ -1217,7 +1247,9 @@ static int test(void)
     assert(v1 == 1); assert(v2 == 0);
     v1 <<= 1; v1 |= v2; v1 >>= 1; v2 &= v1; v2 /= v1; v2 *= v1;
     assert(v1 == 1); assert(v2 == 0);
-    return (v1 ^ v2) == 1;
+    if ((v1 ^ v2) != 1) return false;
+#endif
+    return true;
 }};
 
 
@@ -1249,12 +1281,12 @@ void upx_sanity_check(void)
     COMPILE_TIME_ASSERT(sizeof(LE32) == 4)
     COMPILE_TIME_ASSERT(sizeof(LE64) == 8)
 
-    COMPILE_TIME_ASSERT_ALIGNOF(BE16, char)
+    COMPILE_TIME_ASSERT_ALIGNED1(BE16)
-    COMPILE_TIME_ASSERT_ALIGNOF(BE32, char)
+    COMPILE_TIME_ASSERT_ALIGNED1(BE32)
-    COMPILE_TIME_ASSERT_ALIGNOF(BE64, char)
+    COMPILE_TIME_ASSERT_ALIGNED1(BE64)
-    COMPILE_TIME_ASSERT_ALIGNOF(LE16, char)
+    COMPILE_TIME_ASSERT_ALIGNED1(LE16)
-    COMPILE_TIME_ASSERT_ALIGNOF(LE32, char)
+    COMPILE_TIME_ASSERT_ALIGNED1(LE32)
-    COMPILE_TIME_ASSERT_ALIGNOF(LE64, char)
+    COMPILE_TIME_ASSERT_ALIGNED1(LE64)
 
     COMPILE_TIME_ASSERT(sizeof(UPX_VERSION_STRING4) == 4 + 1)
     assert(strlen(UPX_VERSION_STRING4) == 4);
@@ -1265,14 +1297,12 @@ void upx_sanity_check(void)
     assert(memcmp(UPX_VERSION_DATE + strlen(UPX_VERSION_DATE) - 4, UPX_VERSION_YEAR, 4) == 0);
 
 #if 1
-#  if 1 && !defined(UPX_OFFICIAL_BUILD)
     assert(TestBELE<LE16>::test());
     assert(TestBELE<LE32>::test());
     assert(TestBELE<LE64>::test());
     assert(TestBELE<BE16>::test());
     assert(TestBELE<BE32>::test());
     assert(TestBELE<BE64>::test());
-#  endif
     {
     static const unsigned char dd[32] = { 0, 0, 0, 0, 0, 0, 0,
          0xff, 0xfe, 0xfd, 0xfc, 0xfb, 0xfa, 0xf9, 0xf8,
@@ -1296,6 +1326,7 @@ void upx_sanity_check(void)
     assert(get_le24_signed(d) == -131329);
     assert(get_le32(d) == 0xfcfdfeff);
     assert(get_le32_signed(d) == -50462977);
+    assert(get_le64_signed(d) == ACC_INT64_C(-506097522914230529));
     assert(find_be16(d, 2, 0xfffe) == 0);
     assert(find_le16(d, 2, 0xfeff) == 0);
     assert(find_be32(d, 4, 0xfffefdfc) == 0);
@@ -1304,6 +1335,7 @@ void upx_sanity_check(void)
     assert(get_be16_signed(d) == 32638);
     assert(get_be24_signed(d) == 8355453);
     assert(get_be32_signed(d) == 2138996092);
+    assert(get_be64_signed(d) == ACC_INT64_C(9186918263483431288));
     }
 #endif
 }
@@ -1451,7 +1483,7 @@ int __acc_cdecl_main main(int argc, char *argv[])
     set_term(stdout);
     do_files(i,argc,argv);
 
-#if 0 && (UPX_VERSION_HEX < 0x020000)
+#if 0 && (UPX_VERSION_HEX < 0x030000)
     {
         FILE *f = stdout;
         int fg = con_fg(f,FG_RED);

src/mem.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/mem.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/miniacc.h

@@ -2,6 +2,7 @@
 
    This file is part of the UPX executable compressor.
 
+   Copyright (C) 2007 Markus Franz Xaver Johannes Oberhumer
    Copyright (C) 2006 Markus Franz Xaver Johannes Oberhumer
    Copyright (C) 2005 Markus Franz Xaver Johannes Oberhumer
    Copyright (C) 2004 Markus Franz Xaver Johannes Oberhumer
@@ -37,7 +38,7 @@
 
 #ifndef __ACC_H_INCLUDED
 #define __ACC_H_INCLUDED 1
-#define ACC_VERSION     20060823L
+#define ACC_VERSION     20070113L
 #if defined(__CYGWIN32__) && !defined(__CYGWIN__)
 #  define __CYGWIN__ __CYGWIN32__
 #endif
@@ -1169,7 +1170,7 @@ extern "C" {
 #  define ACC_SIZEOF_LONG_LONG      8
 #elif (ACC_ARCH_I386 && (ACC_CC_INTELC && defined(__linux__)))
 #  define ACC_SIZEOF_LONG_LONG      8
-#elif (ACC_ARCH_I386 && (ACC_CC_MWERKS || ACC_CC_PELLESC || ACC_CC_PGI))
+#elif (ACC_ARCH_I386 && (ACC_CC_MWERKS || ACC_CC_PELLESC || ACC_CC_PGI || ACC_CC_SUNPROC))
 #  define ACC_SIZEOF_LONG_LONG      8
 #elif (ACC_ARCH_I386 && (ACC_CC_INTELC || ACC_CC_MSC))
 #  define ACC_SIZEOF___INT64        8
@@ -1301,7 +1302,7 @@ extern "C" {
 #elif !defined(ACC_ABI_BIG_ENDIAN) && !defined(ACC_ABI_LITTLE_ENDIAN)
 #if (ACC_ARCH_ALPHA) && (ACC_ARCH_CRAY_MPP)
 #  define ACC_ABI_BIG_ENDIAN        1
-#elif (ACC_ARCH_ALPHA || ACC_ARCH_AMD64 || ACC_ARCH_CRIS || ACC_ARCH_I086 || ACC_ARCH_I386 || ACC_ARCH_MSP430)
+#elif (ACC_ARCH_ALPHA || ACC_ARCH_AMD64 || ACC_ARCH_BLACKFIN || ACC_ARCH_CRIS || ACC_ARCH_I086 || ACC_ARCH_I386 || ACC_ARCH_MSP430)
 #  define ACC_ABI_LITTLE_ENDIAN     1
 #elif (ACC_ARCH_M68K || ACC_ARCH_S390)
 #  define ACC_ABI_BIG_ENDIAN        1
@@ -1634,6 +1635,15 @@ extern "C" {
 #    define ACC_UNUSED_LABEL(l)     switch(0) case 1:goto l
 #  endif
 #endif
+#if !defined(ACC_DEFINE_UNINITIALIZED_VAR)
+#  if 0
+#    define ACC_DEFINE_UNINITIALIZED_VAR(type,var,init)  type var
+#  elif 0 && (ACC_CC_GNUC)
+#    define ACC_DEFINE_UNINITIALIZED_VAR(type,var,init)  type var = var
+#  else
+#    define ACC_DEFINE_UNINITIALIZED_VAR(type,var,init)  type var = init
+#  endif
+#endif
 #if !defined(ACC_COMPILE_TIME_ASSERT_HEADER)
 #  if (ACC_CC_AZTECC || ACC_CC_ZORTECHC)
 #    define ACC_COMPILE_TIME_ASSERT_HEADER(e)  extern int __acc_cta[1-!(e)];
@@ -2745,6 +2755,9 @@ __acc_gnuc_extension__ typedef unsigned long long acc_ullong_t;
 #if !defined(acc_signo_t)
 #  define acc_signo_t           int
 #endif
+#if defined(__cplusplus)
+extern "C" {
+#endif
 #if (ACC_BROKEN_CDECL_ALT_SYNTAX)
 typedef void __acc_cdecl_sighandler (*acc_sighandler_t)(acc_signo_t);
 #elif defined(RETSIGTYPE)
@@ -2752,6 +2765,9 @@ typedef RETSIGTYPE (__acc_cdecl_sighandler *acc_sighandler_t)(acc_signo_t);
 #else
 typedef void (__acc_cdecl_sighandler *acc_sighandler_t)(acc_signo_t);
 #endif
+#if defined(__cplusplus)
+}
+#endif
 #  if defined(ACC_CFG_NO_ACC_UA_H)
 #  else
 #if (ACC_CC_GNUC && (ACC_CC_GNUC < 0x020700ul))
@@ -3164,6 +3180,9 @@ __acc_gnuc_extension__ typedef unsigned long long acc_ullong_t;
 #if !defined(acc_signo_t)
 #  define acc_signo_t           int
 #endif
+#if defined(__cplusplus)
+extern "C" {
+#endif
 #if (ACC_BROKEN_CDECL_ALT_SYNTAX)
 typedef void __acc_cdecl_sighandler (*acc_sighandler_t)(acc_signo_t);
 #elif defined(RETSIGTYPE)
@@ -3171,6 +3190,9 @@ typedef RETSIGTYPE (__acc_cdecl_sighandler *acc_sighandler_t)(acc_signo_t);
 #else
 typedef void (__acc_cdecl_sighandler *acc_sighandler_t)(acc_signo_t);
 #endif
+#if defined(__cplusplus)
+}
+#endif
 #  if !defined(ACC_CFG_NO_ACC_UA_H)
 #if (ACC_CC_GNUC && (ACC_CC_GNUC < 0x020700ul))
 #elif (ACC_CC_GNUC && (ACC_CC_GNUC < 0x020800ul)) && defined(__cplusplus)
@@ -3968,32 +3990,42 @@ ACCLIB_EXTERN(void, acc_uclock_read) (acc_uclock_handle_p, acc_uclock_p);
 ACCLIB_EXTERN(double, acc_uclock_get_elapsed) (acc_uclock_handle_p, const acc_uclock_p, const acc_uclock_p);
 #endif
 ACCLIB_EXTERN(int, acc_uclock_flush_cpu_cache) (acc_uclock_handle_p, unsigned);
-typedef struct {
+struct acc_getopt_t;
+typedef struct acc_getopt_t acc_getopt_t;
+#ifndef acc_getopt_p
+#define acc_getopt_p acc_getopt_t *
+#endif
+struct acc_getopt_longopt_t;
+typedef struct acc_getopt_longopt_t acc_getopt_longopt_t;
+#ifndef acc_getopt_longopt_p
+#define acc_getopt_longopt_p acc_getopt_longopt_t *
+#endif
+struct acc_getopt_longopt_t {
     const char* name;
     int has_arg;
     int* flag;
     int val;
-} acc_getopt_longopt_t;
+};
-#ifndef acc_getopt_longopt_p
+struct acc_getopt_t {
-#define acc_getopt_longopt_p acc_getopt_longopt_t *
+    void *user;
-#endif
+    char *optarg;
-typedef struct {
+    void (*opterr)(acc_getopt_p, const char*, void *);
-    int go_argc;
+    int optind;
-    char** go_argv;
+    int optopt;
-    const char* go_shortopts;
+    int errcount;
-    const acc_getopt_longopt_p longopts;
+    const char* progname;
-#if (ACC_BROKEN_CDECL_ALT_SYNTAX)
+    int argc; char** argv;
-    int __acc_cdecl_va (*go_error)(const char *, ...);
+    int eof; int shortpos;
-#else
+    int pending_rotate_first, pending_rotate_middle;
-    int (__acc_cdecl_va *go_error)(const char *, ...);
+};
-#endif
+enum { ACC_GETOPT_NO_ARG, ACC_GETOPT_REQUIRED_ARG, ACC_GETOPT_OPTIONAL_ARG, ACC_GETOPT_EXACT_ARG = 0x10 };
-} acc_getopt_t;
+enum { ACC_GETOPT_PERMUTE, ACC_GETOPT_RETURN_IN_ORDER, ACC_GETOPT_REQUIRE_ORDER };
-#ifndef acc_getopt_p
+ACCLIB_EXTERN(void, acc_getopt_init) (acc_getopt_p g,
-#define acc_getopt_p acc_getopt_t *
+                                      int start_argc, int argc, char** argv);
-#endif
+ACCLIB_EXTERN(int, acc_getopt) (acc_getopt_p g,
-ACCLIB_EXTERN(void, acc_getopt_init) (acc_getopt_p);
+                                const char* shortopts,
-ACCLIB_EXTERN(int, acc_getopt) (acc_getopt_p);
+                                const acc_getopt_longopt_p longopts,
-ACCLIB_EXTERN(void, acc_getopt_close)(acc_getopt_p);
+                                int* longind);
 typedef struct {
     acc_uint32l_t seed;
 } acc_rand31_t;
@@ -5245,6 +5277,213 @@ ACCLIB_PUBLIC(int, acc_dos_free) (void __far* p)
 }
 #endif
 #endif
+#if defined(ACC_WANT_ACCLIB_GETOPT)
+#  undef ACC_WANT_ACCLIB_GETOPT
+#define __ACCLIB_GETOPT_CH_INCLUDED 1
+#if !defined(ACCLIB_PUBLIC)
+#  define ACCLIB_PUBLIC(r,f)    r __ACCLIB_FUNCNAME(f)
+#endif
+ACCLIB_PUBLIC(void, acc_getopt_init) (acc_getopt_p g,
+                                      int start_argc, int argc, char** argv)
+{
+    memset(g, 0, sizeof(*g));
+    g->argc = argc;
+    g->argv = argv;
+    g->pending_rotate_first = g->pending_rotate_middle = g->optind = start_argc;
+}
+static int __ACCLIB_FUNCNAME(acc_getopt_rotate) (char **p, int first, int middle, int last)
+{
+    char** a; char** b;
+    if (first >= middle || middle >= last) return 0;
+    for (a = p + first, b = p + middle - 1; a < b; ++a, --b) {
+        char* t = *a; *a = *b; *b = t;
+    }
+    for (a = p + middle, b = p + last - 1; a < b; ++a, --b) {
+        char* t = *a; *a = *b; *b = t;
+    }
+    for (a = p + first, b = p + last - 1; a < b; ++a, --b) {
+        char* t = *a; *a = *b; *b = t;
+    }
+    return middle - first;
+}
+static int __acc_getopt_x(acc_getopt_p g, int ret, int oo, int flags, const char *f, ...)
+{
+    if (oo >= 0)
+        g->optopt = oo;
+    if (flags & 1)
+    {
+        if (g->shortpos == 0)
+            g->optind++;
+        else if (!g->argv[g->optind][++g->shortpos])
+            g->optind++, g->shortpos = 0;
+    }
+    if (f == NULL)
+        return ret;
+    if (g->opterr)
+    {
+#if !defined(HAVE_STDARG_H)
+        g->opterr(g, f, NULL);
+#else
+        va_list ap;
+        va_start(ap, f);
+        g->opterr(g, f, &ap);
+        va_end(ap);
+#endif
+    }
+    g->errcount++;
+    return ret;
+}
+ACCLIB_PUBLIC(int, acc_getopt) (acc_getopt_p g,
+                                const char* shortopts,
+                                const acc_getopt_longopt_p longopts,
+                                int* longind)
+{
+    int ordering = ACC_GETOPT_PERMUTE;
+    char *a;
+    int has_arg = 0;
+    char *arg;
+    unsigned char sc;
+    int i;
+    if (shortopts && (*shortopts == '-' || *shortopts == '+'))
+        ordering = *shortopts++ == '-' ? ACC_GETOPT_RETURN_IN_ORDER : ACC_GETOPT_REQUIRE_ORDER;
+    g->optarg = NULL;
+    g->optopt = '?';
+    if (longind != NULL)
+        *longind = -1;
+    if (g->eof || g->optind >= g->argc || g->argv == NULL)
+        goto acc_label_eof;
+    if (g->shortpos)
+        goto acc_label_next_shortopt;
+    g->optind -= __ACCLIB_FUNCNAME(acc_getopt_rotate)(g->argv, g->pending_rotate_first, g->pending_rotate_middle, g->optind);
+    g->pending_rotate_first = g->pending_rotate_middle = g->optind;
+    if (ordering == ACC_GETOPT_PERMUTE)
+    {
+        while (g->optind < g->argc && !(g->argv[g->optind][0] == '-' && g->argv[g->optind][1]))
+            g->optind++;
+        g->pending_rotate_middle = g->optind;
+    }
+    if (g->optind >= g->argc)
+    {
+        g->optind = g->pending_rotate_first;
+    acc_label_eof:
+        g->optind -= __ACCLIB_FUNCNAME(acc_getopt_rotate)(g->argv, g->pending_rotate_first, g->pending_rotate_middle, g->optind);
+        g->pending_rotate_first = g->pending_rotate_middle = g->optind;
+        g->eof = 1;
+        return -1;
+    }
+    a = g->argv[g->optind];
+    if (strcmp(a, "--") == 0)
+    {
+        g->optind++;
+        goto acc_label_eof;
+    }
+    if (!(a[0] == '-' && a[1]))
+    {
+        if (ordering == ACC_GETOPT_REQUIRE_ORDER)
+            goto acc_label_eof;
+        if (ordering == ACC_GETOPT_RETURN_IN_ORDER)
+        {
+            g->optarg = a;
+            g->optind++;
+            return 1;
+        }
+        __acc_getopt_x(g, -1, -1, 0, "invalid ordering %d", ordering);
+        goto acc_label_eof;
+    }
+    if (a[1] == '-')
+    {
+        const acc_getopt_longopt_p lo = NULL;
+        size_t match_chars;
+        for (arg = a + 2; *arg && *arg != '=' && *arg != '#'; )
+            ++arg;
+        match_chars = (size_t) (arg - (a + 2));
+        for (i = 0; longopts && longopts[i].name; ++i)
+        {
+            size_t n = match_chars;
+            size_t l = strlen(longopts[i].name);
+            if (longopts[i].has_arg & ACC_GETOPT_EXACT_ARG) n = l;
+            if (strncmp(a, longopts[i].name, n) != 0)
+                continue;
+            if (match_chars == l)
+            {
+                lo = &longopts[i];
+                break;
+            }
+            else if (lo == NULL)
+                lo = &longopts[i];
+            else
+                return __acc_getopt_x(g, '?', 0, 1, "option '%s' is ambiguous (could be '--%s' or '--%s')",
+                                      a, lo->name, longopts[i].name);
+        }
+        if (lo == NULL)
+            return __acc_getopt_x(g, '?', 0, 1, "unrecognized option '%s'", a);
+        switch (lo->has_arg & 0x2f)
+        {
+        case ACC_GETOPT_OPTIONAL_ARG:
+            break;
+        case ACC_GETOPT_REQUIRED_ARG:
+            if (*arg)
+                g->optarg = arg + 1;
+            else if (g->optind + 1 < g->argc)
+                g->optarg = g->argv[++g->optind];
+            else
+                return __acc_getopt_x(g, '?', 0, 1, "option '%s' requires an argument", lo->name);
+            g->optind++;
+            break;
+        case ACC_GETOPT_REQUIRED_ARG | 0x20:
+            break;
+        default:
+            if (*arg)
+                return __acc_getopt_x(g, '?', lo->val, 1, "option '%s' doesn't allow an argument", lo->name);
+            g->optind++;
+            break;
+        }
+        if (longind != NULL)
+            *longind = (int) (lo - longopts);
+        if (lo->flag != NULL)
+        {
+            *lo->flag = lo->val;
+            return 0;
+        }
+        return lo->val;
+    }
+    else
+    {
+        const char *sp;
+        g->shortpos = 1;
+    acc_label_next_shortopt:
+        a = g->argv[g->optind] + g->shortpos;
+        sp = NULL; sc = (unsigned char) *a;
+        if (shortopts)
+            sp = strchr(shortopts, sc);
+        if (!sp)
+            return __acc_getopt_x(g, '?', sc, 1, "invalid option '-%c'", sc);
+        if (sp[1] == ':') { has_arg++; if (sp[2] == ':') has_arg++; }
+        arg = a + 1;
+        switch (has_arg)
+        {
+        case ACC_GETOPT_OPTIONAL_ARG:
+            if (*arg)
+                g->optarg = arg + 1;
+            g->optind++, g->shortpos = 0;
+            break;
+        case ACC_GETOPT_REQUIRED_ARG:
+            if (*arg)
+                g->optarg = arg + 1;
+            else if (g->optind + 1 < g->argc)
+                g->optarg = g->argv[++g->optind];
+            else
+                return __acc_getopt_x(g, '?', 0, 1, "option '-%c' requires an argument", sc);
+            g->optind++, g->shortpos = 0;
+            break;
+        default:
+            __acc_getopt_x(g, 0, -1, 1, NULL);
+            break;
+        }
+        return sc;
+    }
+}
+#endif
 #if defined(ACC_WANT_ACCLIB_HALLOC)
 #  undef ACC_WANT_ACCLIB_HALLOC
 #define __ACCLIB_HALLOC_CH_INCLUDED 1
@@ -6161,7 +6400,7 @@ ACCLIB_PUBLIC(acclib_handle_t, acc_get_osfhandle) (int fd)
 }
 ACCLIB_PUBLIC(int, acc_set_binmode) (int fd, int binary)
 {
-#if (ACC_ARCH_M68K && ACC_OS_TOS && defined(__MINT__))
+#if (ACC_ARCH_M68K && ACC_OS_TOS && ACC_CC_GNUC) && defined(__MINT__)
     FILE* fp; int old_binary;
     if (fd == STDIN_FILENO) fp = stdin;
     else if (fd == STDOUT_FILENO) fp = stdout;

src/msg.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/options.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -47,8 +47,13 @@ struct options_t {
 
     // compression options
     int method;
+    bool method_lzma_seen;
+    bool method_nrv2b_seen;
+    bool method_nrv2d_seen;
+    bool method_nrv2e_seen;
     int level;              // compression level 1..10
     int filter;             // preferred filter from Packer::getFilters()
+    bool ultra_brute;
     bool all_methods;       // try all available compression methods ?
     bool all_methods_use_lzma;
     bool all_filters;       // try all available filters ?

src/p_armpe.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -115,26 +115,25 @@ PackArmPe::~PackArmPe()
 
 const int *PackArmPe::getCompressionMethods(int method, int level) const
 {
-    static const int m_nrv2b[] = { M_NRV2B_8, M_NRV2E_8, M_LZMA, M_END };
+    static const int m_all[]   = { M_NRV2B_8, M_NRV2E_8, M_LZMA, M_END };
-    static const int m_nrv2e[] = { M_NRV2E_8, M_NRV2B_8, M_LZMA, M_END };
     static const int m_lzma[]  = { M_LZMA, M_END };
+    static const int m_nrv2b[] = { M_NRV2B_8, M_END };
+    static const int m_nrv2e[] = { M_NRV2E_8, M_END };
 
     if (!use_thumb_stub)
         return getDefaultCompressionMethods_8(method, level);
 
-    if (M_IS_NRV2B(method))
+    if (method == M_ALL)    return m_all;
-        return m_nrv2b;
+    if (M_IS_LZMA(method))  return m_lzma;
-    if (M_IS_NRV2E(method))
+    if (M_IS_NRV2B(method)) return m_nrv2b;
-        return m_nrv2e;
+    if (M_IS_NRV2E(method)) return m_nrv2e;
-    if (M_IS_LZMA(method))
-        return m_lzma;
     return m_nrv2e;
 }
 
 
 const int *PackArmPe::getFilters() const
 {
-    static const int filters[] = { 0x50, -1 };
+    static const int filters[] = { 0x50, FT_END };
     return filters;
 }
 
@@ -292,7 +291,7 @@ unsigned PackArmPe::processImports() // pass 1
 
     unsigned k32namepos = ptr_diff(dllnames,oimpdlls);
 
-    memcpy(importednames, llgpa, ALIGN_UP(sizeof(llgpa), 2));
+    memcpy(importednames, llgpa, ALIGN_UP((unsigned) sizeof(llgpa), 2u));
     strcpy(dllnames,kernel32dll);
     im->dllname = k32namepos;
     im->iat = ptr_diff(ordinals,oimpdlls);
@@ -440,7 +439,7 @@ unsigned PackArmPe::processImports() // pass 1
 
 void PackArmPe::processTls(Interval *) // pass 1
 {
-    if ((sotls = ALIGN_UP(IDSIZE(PEDIR_TLS),4)) == 0)
+    if ((sotls = ALIGN_UP(IDSIZE(PEDIR_TLS),4u)) == 0)
         return;
 
     // never should happen on wince
@@ -555,7 +554,7 @@ void PackArmPe::pack(OutputFile *fo)
     if (ih.entry && ih.entry < rvamin)
         throwCantPack("run a virus scanner on this file!");
     if (!opt->force && ih.subsystem == 1)
-        throwCantPack("subsystem `native' is not supported (try --force)");
+        throwCantPack("subsystem 'native' is not supported (try --force)");
     if (ih.filealign < 0x200)
         throwCantPack("filealign < 0x200 is not yet supported");
 
@@ -633,7 +632,7 @@ void PackArmPe::pack(OutputFile *fo)
 
     //OutputFile::dump("x1", ibuf, usize);
 
-    // some checks for broken linkers - disable filter if neccessary
+    // some checks for broken linkers - disable filter if necessary
     bool allow_filter = true;
     if (ih.codebase == ih.database
         || ih.codebase + ih.codesize > ih.imagesize
@@ -698,20 +697,20 @@ void PackArmPe::pack(OutputFile *fo)
     ft.buf_len = ih.codesize;
     ft.addvalue = ih.codebase - rvamin;
     // compress
-    int strategy = allow_filter ? 0 : -3;
+    int filter_strategy = allow_filter ? 0 : -3;
 
     // disable filters for files with broken headers
     if (ih.codebase + ih.codesize > ph.u_len)
     {
         ft.buf_len = 1;
-        strategy = -3;
+        filter_strategy = -3;
     }
 
     // limit stack size needed for runtime decompression
     upx_compress_config_t cconf; cconf.reset();
     cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28KB stack
-    compressWithFilters(&ft, 2048, strategy,
+    compressWithFilters(&ft, 2048, &cconf, filter_strategy,
-                        NULL, &cconf, ih.codebase, rvamin);
+                        ih.codebase, rvamin, 0, NULL, 0);
 // info: see buildLoader()
     newvsize = (ph.u_len + rvamin + ph.overlap_overhead + oam1) &~ oam1;
     /*
@@ -746,7 +745,7 @@ void PackArmPe::pack(OutputFile *fo)
     const unsigned c_len = ((ph.c_len + ic) & 15) == 0 ? ph.c_len : ph.c_len + 16 - ((ph.c_len + ic) & 15);
     obuf.clear(ph.c_len, c_len - ph.c_len);
 
-    const unsigned s1size = ALIGN_UP(ic + c_len + codesize,4) + sotls;
+    const unsigned s1size = ALIGN_UP(ic + c_len + codesize,4u) + sotls;
     const unsigned s1addr = (newvsize - (ic + c_len) + oam1) &~ oam1;
 
     const unsigned ncsection = (s1addr + s1size + oam1) &~ oam1;
@@ -1028,7 +1027,8 @@ int PackArmPe::canUnpack()
 
 void PackArmPe::rebuildImports(upx_byte *& extrainfo)
 {
-    if (ODADDR(PEDIR_IMPORT) == 0)
+    if (ODADDR(PEDIR_IMPORT) == 0
+        || ODSIZE(PEDIR_IMPORT) <= sizeof(import_desc))
         return;
 
 //    const upx_byte * const idata = obuf + get_le32(extrainfo);
@@ -1046,6 +1046,7 @@ void PackArmPe::rebuildImports(upx_byte *& extrainfo)
     for (p = idata; get_le32(p) != 0; ++p)
     {
         const upx_byte *dname = get_le32(p) + import;
+        ICHECK(dname, 1);
         const unsigned dlen = strlen(dname);
         ICHECK(dname, dlen + 1);
 
@@ -1058,7 +1059,7 @@ void PackArmPe::rebuildImports(upx_byte *& extrainfo)
             else
                 p += 5;
     }
-    sdllnames = ALIGN_UP(sdllnames,2);
+    sdllnames = ALIGN_UP(sdllnames,2u);
 
     upx_byte * const Obuf = obuf - rvamin;
     import_desc * const im0 = (import_desc*) (Obuf + ODADDR(PEDIR_IMPORT));
@@ -1071,6 +1072,7 @@ void PackArmPe::rebuildImports(upx_byte *& extrainfo)
     {
         // restore the name of the dll
         const upx_byte *dname = get_le32(p) + import;
+        ICHECK(dname, 1);
         const unsigned dlen = strlen(dname);
         ICHECK(dname, dlen + 1);
 

src/p_armpe.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -42,6 +42,7 @@ public:
     virtual ~PackArmPe();
     virtual int getFormat() const { return UPX_F_WINCE_ARM_PE; }
     virtual const char *getName() const { return "arm/pe"; }
+    virtual const char *getFullName(const options_t *) const { return "arm-wince.pe"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 

src/p_com.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -45,16 +45,11 @@ static const
 
 const int *PackCom::getCompressionMethods(int method, int level) const
 {
-    static const int m_nrv2b[] = { M_NRV2B_LE16, -1 };
+    static const int m_nrv2b[] = { M_NRV2B_LE16, M_END };
-    if (M_IS_NRV2B(method))
-        return m_nrv2b;
 #if 0
-    // NOT IMPLEMENTED
+    static const int m_nrv2d[] = { M_NRV2D_LE16, M_END };
-    static const int m_nrv2d[] = { M_NRV2D_LE16, -1 };
-    if (M_IS_NRV2D(method))
-        return m_nrv2d;
 #endif
-    UNUSED(level);
+    UNUSED(method); UNUSED(level);
     return m_nrv2b;
 }
 
@@ -63,7 +58,7 @@ const int *PackCom::getFilters() const
 {
     static const int filters[] = {
         0x06, 0x03, 0x04, 0x01, 0x05, 0x02,
-    -1 };
+    FT_END };
     return filters;
 }
 
@@ -202,7 +197,7 @@ void PackCom::pack(OutputFile *fo)
     ft.addvalue = getCallTrickOffset();
     // compress
     const unsigned overlap_range = ph.u_len < 0xFE00 - ft.addvalue ? 32 : 0;
-    compressWithFilters(&ft, overlap_range);
+    compressWithFilters(&ft, overlap_range, NULL_cconf);
 
     const int lsize = getLoaderSize();
     MemBuffer loader(lsize);

src/p_com.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -42,6 +42,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_DOS_COM; }
     virtual const char *getName() const { return "dos/com"; }
+    virtual const char *getFullName(const options_t *o) const { return o && o->cpu == o->CPU_8086 ? "i086-dos16.com" : "i286-dos16.com"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 

src/p_djgpp2.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -47,11 +47,11 @@ PackDjgpp2::PackDjgpp2(InputFile *f) :
     super(f), coff_offset(0)
 {
     bele = &N_BELE_RTP::le_policy;
-    COMPILE_TIME_ASSERT(sizeof(external_scnhdr_t) == 40);
+    COMPILE_TIME_ASSERT(sizeof(external_scnhdr_t) == 40)
-    COMPILE_TIME_ASSERT(sizeof(coff_header_t) == 0xa8);
+    COMPILE_TIME_ASSERT(sizeof(coff_header_t) == 0xa8)
-    COMPILE_TIME_ASSERT_ALIGNOF(external_scnhdr_t, char)
+    COMPILE_TIME_ASSERT_ALIGNED1(external_scnhdr_t)
-    COMPILE_TIME_ASSERT_ALIGNOF(coff_header_t, char)
+    COMPILE_TIME_ASSERT_ALIGNED1(coff_header_t)
-    COMPILE_TIME_ASSERT(sizeof(stub_i386_dos32_djgpp2_stubify) == 2048);
+    COMPILE_TIME_ASSERT(sizeof(stub_i386_dos32_djgpp2_stubify) == 2048)
     COMPILE_TIME_ASSERT(STUB_I386_DOS32_DJGPP2_STUBIFY_ADLER32 == 0xbf689ba8)
     COMPILE_TIME_ASSERT(STUB_I386_DOS32_DJGPP2_STUBIFY_CRC32   == 0x2ae982b2)
     //printf("0x%08x\n", upx_adler32(stubify_stub, sizeof(stubify_stub)));
@@ -68,17 +68,19 @@ const int *PackDjgpp2::getCompressionMethods(int method, int level) const
 const int *PackDjgpp2::getFilters() const
 {
     static const int filters[] = {
-        0x26, 0x24, 0x11, 0x14, 0x13, 0x16, 0x25, 0x15, 0x12,
+        0x26, 0x24, 0x49, 0x46, 0x16, 0x13, 0x14, 0x11,
-    -1 };
+        FT_ULTRA_BRUTE, 0x25, 0x15, 0x12,
+    FT_END };
     return filters;
 }
 
 
 unsigned PackDjgpp2::findOverlapOverhead(const upx_bytep buf,
+                                         const upx_bytep tbuf,
                                          unsigned range,
                                          unsigned upper_limit) const
 {
-    unsigned o = super::findOverlapOverhead(buf, range, upper_limit);
+    unsigned o = super::findOverlapOverhead(buf, tbuf, range, upper_limit);
     o = (o + 0x3ff) &~ 0x1ff;
     return o;
 }
@@ -96,10 +98,10 @@ void PackDjgpp2::buildLoader(const Filter *ft)
     initLoader(stub_i386_dos32_djgpp2, sizeof(stub_i386_dos32_djgpp2));
     addLoader("IDENTSTR,DJ2MAIN1",
               ft->id ? "DJCALLT1" : "",
-              "DJ2MAIN2",
+              ph.first_offset_found == 1 ? "DJ2MAIN2" : "",
-              ph.method == M_LZMA ? "LZMA_INIT_STACK" : "",
+              M_IS_LZMA(ph.method) ? "LZMA_INIT_STACK" : "",
               getDecompressorSections(),
-              ph.method == M_LZMA ? "LZMA_DONE_STACK" : "",
+              M_IS_LZMA(ph.method) ? "LZMA_DONE_STACK" : "",
               "DJ2BSS00",
               NULL
              );
@@ -234,29 +236,6 @@ void PackDjgpp2::stripDebug()
 }
 
 
-static bool defineFilterSymbols(Linker *linker, const Filter *ft)
-{
-    if (ft->id == 0)
-        return false;
-    assert(ft->calls > 0);
-
-    linker->defineSymbol("filter_cto", ft->cto);
-    linker->defineSymbol("filter_length",
-                         (ft->id & 0xf) % 3 == 0 ? ft->calls :
-                         ft->lastcall - ft->calls * 4);
-
-#if 0
-    if (0x80==(ft->id & 0xF0)) {
-        int const mru = ph.n_mru ? 1+ ph.n_mru : 0;
-        if (mru && mru!=256) {
-            unsigned const is_pwr2 = (0==((mru -1) & mru));
-            //patch_le32(0x80 + (char *)loader, lsize - 0x80, "NMRU", mru - is_pwr2);
-        }
-    }
-#endif
-    return true;
-}
-
 /*************************************************************************
 //
 **************************************************************************/
@@ -325,7 +304,7 @@ void PackDjgpp2::pack(OutputFile *fo)
     upx_compress_config_t cconf; cconf.reset();
     // limit stack size needed for runtime decompression
     cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28KB stack
-    compressWithFilters(&ft, 512, 0, NULL, &cconf);
+    compressWithFilters(&ft, 512, &cconf);
 
     // patch coff header #2
     const unsigned lsize = getLoaderSize();
@@ -334,7 +313,7 @@ void PackDjgpp2::pack(OutputFile *fo)
     data->size = ph.c_len;                // new size of .data
 
     unsigned stack = 1024 + ph.overlap_overhead + getDecompressorWrkmemSize();
-    stack = ALIGN_UP(stack, 16);
+    stack = ALIGN_UP(stack, 16u);
     if (bss->size < stack)  // give it a .bss
         bss->size = stack;
 
@@ -350,7 +329,7 @@ void PackDjgpp2::pack(OutputFile *fo)
     linker->defineSymbol("stack_for_lzma", bss->vaddr + bss->size);
     linker->defineSymbol("start_of_uncompressed", text->vaddr - hdrsize);
     linker->defineSymbol("start_of_compressed", data->vaddr);
-    defineFilterSymbols(linker, &ft);
+    defineFilterSymbols(&ft);
 
     // we should not overwrite our decompressor during unpacking
     // the original coff header (which is put just before the

src/p_djgpp2.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -43,6 +43,7 @@ public:
     virtual int getVersion() const { return 14; }
     virtual int getFormat() const { return UPX_F_DJGPP2_COFF; }
     virtual const char *getName() const { return "djgpp2/coff"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-dos32.djgpp2"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 
@@ -57,6 +58,7 @@ protected:
     virtual int readFileHeader();
 
     virtual unsigned findOverlapOverhead(const upx_bytep buf,
+                                         const upx_bytep tbuf,
                                          unsigned range = 0,
                                          unsigned upper_limit = ~0u) const;
     virtual void buildLoader(const Filter *ft);

src/p_elf.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -31,15 +31,34 @@
 
 
 /*************************************************************************
-// Some ELF type definitinons
+// N_Elf
 **************************************************************************/
 
 namespace N_Elf {
 
+// integral types
+template <class THalf, class TWord, class TXword, class TAddr, class TOff>
+struct ElfITypes
+{
+    typedef THalf   Half;
+    typedef TWord   Word;
+    typedef TXword  Xword;
+    typedef TAddr   Addr;
+    typedef TOff    Off;
+    typedef THalf   Section;
+    typedef THalf   Versym;
+};
+
+
 // The ELF file header. This appears at the start of every ELF file.
-template <class Word, class Addr, class Off, class Half>
+template <class TElfITypes>
 struct Ehdr
 {
+    typedef typename TElfITypes::Half    Half;
+    typedef typename TElfITypes::Word    Word;
+    typedef typename TElfITypes::Addr    Addr;
+    typedef typename TElfITypes::Off     Off;
+
     unsigned char e_ident[16];  /* Magic number and other info */
     Half e_type;                /* Object file type */
     Half e_machine;             /* Architecture */
@@ -55,76 +74,57 @@ struct Ehdr
     Half e_shnum;               /* Section header table entry count */
     Half e_shstrndx;            /* Section header string table index */
 
-    enum { // e_ident[]
+#   define WANT_EHDR_ENUM 1
-        EI_CLASS      = 4,
+#   include "p_elf_enum.h"
-        EI_DATA       = 5,      /* Data encoding */
-        EI_VERSION    = 6,
-        EI_OSABI      = 7,
-        EI_ABIVERSION = 8,
-    };
-    enum { // e_ident[EI_CLASS]
-        ELFCLASS32 = 1,         /* 32-bit objects */
-        ELFCLASS64 = 2,         /* 64-bit objects */
-    };
-    enum { // e_ident[EI_DATA]
-        ELFDATA2LSB = 1,        /* 2's complement, little endian */
-        ELFDATA2MSB = 2         /* 2's complement, big endian */
-    };
-    enum { // e_ident[EI_OSABI]
-        ELFOSABI_NONE = 0,
-        ELFOSABI_NETBSD = 2,
-        ELFOSABI_LINUX = 3,
-        ELFOSABI_FREEBSD = 9,
-        ELFOSABI_OPENBSD = 12,
-        ELFOSABI_ARM = 97
-    };
-    enum { // e_type
-        ET_NONE = 0,            /* No file type */
-        ET_REL  = 1,            /* Relocatable file */
-        ET_EXEC = 2,            /* Executable file */
-        ET_DYN  = 3,            /* Shared object file */
-        ET_CORE = 4,            /* Core file */
-    };
-    enum { // e_machine
-        EM_386    = 3,
-        EM_PPC    = 20,
-        EM_PPC64  = 21,
-        EM_ARM    = 40,
-        EM_X86_64 = 62,
-    };
-    enum { // e_version
-        EV_CURRENT = 1,
-    };
 }
 __attribute_packed;
 
 
-template <class Word, class Addr>
+template <class TElfITypes>
 struct Dyn
 {
-    Word d_tag;
+    typedef typename TElfITypes::Xword   Xword;
+    typedef typename TElfITypes::Addr    Addr;
+
+    Xword d_tag;
     Addr d_val;
 
-    enum { // d_tag
+#   define WANT_DYN_ENUM 1
-        DT_NULL     =  0,       /* End flag */
+#   include "p_elf_enum.h"
-        DT_NEEDED   =  1,       /* Name of needed library */
-        DT_HASH     =  4,       /* Hash table of symbol names */
-        DT_STRTAB   =  5,       /* String table */
-        DT_SYMTAB   =  6,       /* Symbol table */
-        DT_STRSZ    = 10,       /* Sizeof string table */
-    };
 }
 __attribute_packed;
 
+
+template <class TElfITypes>
+struct External_Note
+{
+    typedef typename TElfITypes::Word   Word;
+
+    Word xn_namesz;  // includes terminating '\0'
+    Word xn_datasz;
+    Word xn_type;
+    //char xn_name[N];  // terminate with '\0'
+    //char xn_data[M];  // aligned to 0 mod 4
+}
+__attribute_packed;
+
+
 } // namespace N_Elf
 
 
+/*************************************************************************
+// N_Elf32
+**************************************************************************/
+
 namespace N_Elf32 {
 
-// Program segment header.
+template <class TElfITypes>
-template <class Word, class Addr, class Off>
 struct Phdr
 {
+    typedef typename TElfITypes::Word    Word;
+    typedef typename TElfITypes::Addr    Addr;
+    typedef typename TElfITypes::Off     Off;
+
     Word p_type;                /* Segment type */
     Off  p_offset;              /* Segment file offset */
     Addr p_vaddr;               /* Segment virtual address */
@@ -134,25 +134,19 @@ struct Phdr
     Word p_flags;               /* Segment flags */
     Word p_align;               /* Segment alignment */
 
-    enum { // p_type
+#   define WANT_PHDR_ENUM 1
-        PT_LOAD    = 1,         /* Loadable program segment */
+#   include "p_elf_enum.h"
-        PT_DYNAMIC = 2,         /* Dynamic linking information */
-        PT_INTERP  = 3,         /* Name of program interpreter */
-        PT_NOTE    = 4,         /* Auxiliary information (esp. OpenBSD) */
-        PT_PHDR    = 6,         /* Entry for header table itself */
-    };
-
-    enum { // p_flags
-        PF_X = 1,               /* Segment is executable */
-        PF_W = 2,               /* Segment is writable */
-        PF_R = 4,               /* Segment is readable */
-    };
 }
 __attribute_packed;
 
-template <class Word, class Addr, class Off>
+
+template <class TElfITypes>
 struct Shdr
 {
+    typedef typename TElfITypes::Word    Word;
+    typedef typename TElfITypes::Addr    Addr;
+    typedef typename TElfITypes::Off     Off;
+
     Word sh_name;               /* Section name (string tbl index) */
     Word sh_type;               /* Section type */
     Word sh_flags;              /* Section flags */
@@ -164,94 +158,53 @@ struct Shdr
     Word sh_addralign;          /* Section alignment */
     Word sh_entsize;            /* Entry size if section holds table */
 
-    enum { // sh_type
+#   define WANT_SHDR_ENUM 1
-        SHT_NULL = 0,           /* Section header table entry unused */
+#   include "p_elf_enum.h"
-        SHT_PROGBITS = 1,       /* Program data */
-        SHT_SYMTAB = 2,         /* Symbol table */
-        SHT_STRTAB = 3,         /* String table */
-        SHT_RELA = 4,           /* Relocation entries with addends */
-        SHT_HASH = 5,           /* Symbol hash table */
-        SHT_DYNAMIC = 6,        /* Dynamic linking information */
-        SHT_NOTE = 7,           /* Notes */
-        SHT_NOBITS = 8,         /* Program space with no data (bss) */
-        SHT_REL = 9,            /* Relocation entries, no addends */
-        SHT_SHLIB = 10,         /* Reserved */
-        SHT_DYNSYM = 11,        /* Dynamic linker symbol table */
-            /* 12, 13  hole */
-        SHT_INIT_ARRAY = 14,    /* Array of constructors */
-        SHT_FINI_ARRAY = 15,    /* Array of destructors */
-        SHT_PREINIT_ARRAY = 16, /* Array of pre-constructors */
-        SHT_GROUP = 17,         /* Section group */
-        SHT_SYMTAB_SHNDX = 18,  /* Extended section indeces */
-        SHT_GNU_LIBLIST = 0x6ffffff7,   /* Prelink library list */
-    };
-
-    enum { // sh_flags
-        SHF_WRITE      = (1 << 0),  /* Writable */
-        SHF_ALLOC      = (1 << 1),  /* Occupies memory during execution */
-        SHF_EXECINSTR  = (1 << 2),  /* Executable */
-        SHF_MERGE      = (1 << 4),  /* Might be merged */
-        SHF_STRINGS    = (1 << 5),  /* Contains nul-terminated strings */
-        SHF_INFO_LINK  = (1 << 6),  /* `sh_info' contains SHT index */
-        SHF_LINK_ORDER = (1 << 7),  /* Preserve order after combining */
-    };
 }
 __attribute_packed;
 
-template <class TT16, class TT32>
+
+template <class TElfITypes>
 struct Sym
 {
-    TT32 st_name;               /* symbol name (index into string table) */
+    typedef typename TElfITypes::Word    Word;
-    TT32 st_value;              /* symbol value */
+    typedef typename TElfITypes::Addr    Addr;
-    TT32 st_size;               /* symbol size */
+    typedef typename TElfITypes::Section Section;
+
+    Word st_name;               /* symbol name (index into string table) */
+    Addr st_value;              /* symbol value */
+    Word st_size;               /* symbol size */
     unsigned char st_info;      /* symbol type and binding */
     unsigned char st_other;     /* symbol visibility */
-    TT16 st_shndx;              /* section index */
+    Section st_shndx;           /* section index */
 
-    unsigned int st_bind(unsigned int x) const { return 0xf & (x>>4); }
+#   define WANT_SYM_ENUM 1
-    unsigned int st_type(unsigned int x) const { return 0xf &  x    ; }
+#   include "p_elf_enum.h"
-    unsigned char St_info(unsigned bind, unsigned type) const { return (bind<<4) + (0xf & type); }
 
-    enum { // st_bind (high 4 bits of st_info)
+    static unsigned int  get_st_bind(unsigned x) { return 0xf & (x>>4); }
-        STB_LOCAL   =   0,      /* Local symbol */
+    static unsigned int  get_st_type(unsigned x) { return 0xf &  x    ; }
-        STB_GLOBAL  =   1,      /* Global symbol */
+    static unsigned char make_st_info(unsigned bind, unsigned type) { return (bind<<4) + (0xf & type); }
-        STB_WEAK    =   2,      /* Weak symbol */
-    };
-
-    enum { // st_type (low 4 bits of st_info)
-        STT_NOTYPE  =   0,      /* Symbol type is unspecified */
-        STT_OBJECT  =   1,      /* Symbol is a data object */
-        STT_FUNC    =   2,      /* Symbol is a code object */
-        STT_SECTION =   3,      /* Symbol associated with a section */
-        STT_FILE    =   4,      /* Symbol's name is file name */
-        STT_COMMON  =   5,      /* Symbol is a common data object */
-        STT_TLS     =   6,      /* Symbol is thread-local data object*/
-    };
-
-    enum { // st_other (visibility)
-        STV_DEFAULT  =  0,      /* Default symbol visibility rules */
-        STV_INTERNAL =  1,      /* Processor specific hidden class */
-        STV_HIDDEN   =  2,      /* Sym unavailable in other modules */
-        STV_PROTECTED=  3,      /* Not preemptible, not exported */
-    };
-
-    enum { // st_shndx
-        SHN_UNDEF   =   0,      /* Undefined section */
-        SHN_ABS     =   0xfff1, /* Associated symbol is absolute */
-        SHN_COMMON  =   0xfff2, /* Associated symbol is common */
-    };
 }
 __attribute_packed;
 
+
 } // namespace N_Elf32
 
 
+/*************************************************************************
+// N_Elf64
+**************************************************************************/
+
 namespace N_Elf64 {
 
-// Program segment header.
+template <class TElfITypes>
-template <class Word, class Xword, class Addr, class Off>
 struct Phdr
 {
+    typedef typename TElfITypes::Word    Word;
+    typedef typename TElfITypes::Xword   Xword;
+    typedef typename TElfITypes::Addr    Addr;
+    typedef typename TElfITypes::Off     Off;
+
     Word  p_type;               /* Segment type */
     Word  p_flags;              /* Segment flags */
     Off   p_offset;             /* Segment file offset */
@@ -261,24 +214,20 @@ struct Phdr
     Xword p_memsz;              /* Segment size in memory */
     Xword p_align;              /* Segment alignment */
 
-    enum { // p_type
+#   define WANT_PHDR_ENUM 1
-        PT_LOAD    = 1,         /* Loadable program segment */
+#   include "p_elf_enum.h"
-        PT_DYNAMIC = 2,         /* Dynamic linking information */
-        PT_INTERP  = 3,         /* Name of program interpreter */
-        PT_PHDR    = 6,         /* Entry for header table itself */
-    };
-
-    enum { // p_flags
-        PF_X = 1,               /* Segment is executable */
-        PF_W = 2,               /* Segment is writable */
-        PF_R = 4,               /* Segment is readable */
-    };
 }
 __attribute_packed;
 
-template <class Word, class Xword, class Addr, class Off>
+
+template <class TElfITypes>
 struct Shdr
 {
+    typedef typename TElfITypes::Word    Word;
+    typedef typename TElfITypes::Xword   Xword;
+    typedef typename TElfITypes::Addr    Addr;
+    typedef typename TElfITypes::Off     Off;
+
     Word  sh_name;              /* Section name (string tbl index) */
     Word  sh_type;              /* Section type */
     Xword sh_flags;             /* Section flags */
@@ -290,115 +239,172 @@ struct Shdr
     Xword sh_addralign;         /* Section alignment */
     Xword sh_entsize;           /* Entry size if section holds table */
 
-    enum { // sh_type
+#   define WANT_SHDR_ENUM 1
-        SHT_NULL = 0,           /* Section header table entry unused */
+#   include "p_elf_enum.h"
-        SHT_PROGBITS = 1,       /* Program data */
-        SHT_SYMTAB = 2,         /* Symbol table */
-        SHT_STRTAB = 3,         /* String table */
-        SHT_RELA = 4,           /* Relocation entries with addends */
-        SHT_HASH = 5,           /* Symbol hash table */
-        SHT_DYNAMIC = 6,        /* Dynamic linking information */
-        SHT_NOTE = 7,           /* Notes */
-        SHT_NOBITS = 8,         /* Program space with no data (bss) */
-        SHT_REL = 9,            /* Relocation entries, no addends */
-        SHT_SHLIB = 10,         /* Reserved */
-        SHT_DYNSYM = 11,        /* Dynamic linker symbol table */
-            /* 12, 13  hole */
-        SHT_INIT_ARRAY = 14,    /* Array of constructors */
-        SHT_FINI_ARRAY = 15,    /* Array of destructors */
-        SHT_PREINIT_ARRAY = 16, /* Array of pre-constructors */
-        SHT_GROUP = 17,         /* Section group */
-        SHT_SYMTAB_SHNDX = 18,  /* Extended section indeces */
-        SHT_GNU_LIBLIST = 0x6ffffff7,   /* Prelink library list */
-    };
 }
 __attribute_packed;
 
+
+template <class TElfITypes>
+struct Sym
+{
+    typedef typename TElfITypes::Word    Word;
+    typedef typename TElfITypes::Xword   Xword;
+    typedef typename TElfITypes::Addr    Addr;
+    typedef typename TElfITypes::Section Section;
+
+    Word st_name;               /* symbol name (index into string table) */
+    unsigned char st_info;      /* symbol type and binding */
+    unsigned char st_other;     /* symbol visibility */
+    Section st_shndx;           /* section index */
+    Addr st_value;              /* symbol value */
+    Xword st_size;              /* symbol size */
+
+#   define WANT_SYM_ENUM 1
+#   include "p_elf_enum.h"
+
+    static unsigned int  get_st_bind(unsigned x) { return 0xf & (x>>4); }
+    static unsigned int  get_st_type(unsigned x) { return 0xf &  x    ; }
+    static unsigned char make_st_info(unsigned bind, unsigned type) { return (bind<<4) + (0xf & type); }
+}
+__attribute_packed;
+
+
 } // namespace N_Elf64
 
 
 /*************************************************************************
-// now for the actual types
+// aggregate types into an ElfClass
 **************************************************************************/
 
-#define P N_BELE_CTP::HostPolicy
+namespace N_Elf {
-typedef N_Elf  ::Ehdr<P::U32,P::U32,P::U32,P::U16> Elf32_Ehdr;
-typedef N_Elf32::Phdr<P::U32,P::U32,P::U32>        Elf32_Phdr;
-typedef N_Elf32::Shdr<P::U32,P::U32,P::U32>        Elf32_Shdr;
-typedef N_Elf  ::Dyn <P::U32,P::U32>               Elf32_Dyn;
-typedef N_Elf32::Sym <P::U16,P::U32>               Elf32_Sym;
-#undef P
 
-#define P N_BELE_CTP::BEPolicy
+template <class TP>
-typedef N_Elf  ::Ehdr<P::U32,P::U32,P::U32,P::U16> Elf_BE32_Ehdr;
+struct ElfClass_32
-typedef N_Elf32::Phdr<P::U32,P::U32,P::U32>        Elf_BE32_Phdr;
+{
-typedef N_Elf32::Shdr<P::U32,P::U32,P::U32>        Elf_BE32_Shdr;
+    typedef TP BeLePolicy;
-typedef N_Elf  ::Dyn <P::U32,P::U32>               Elf_BE32_Dyn;
-typedef N_Elf32::Sym <P::U16,P::U32>               Elf_BE32_Sym;
-#undef P
 
-#define P N_BELE_CTP::LEPolicy
+    // integral types
-typedef N_Elf  ::Ehdr<P::U32,P::U32,P::U32,P::U16> Elf_LE32_Ehdr;
+    typedef typename TP::U16 U16;
-typedef N_Elf32::Phdr<P::U32,P::U32,P::U32>        Elf_LE32_Phdr;
+    typedef typename TP::U32 U32;
-typedef N_Elf32::Shdr<P::U32,P::U32,P::U32>        Elf_LE32_Shdr;
+    typedef typename TP::U64 U64;
-typedef N_Elf  ::Dyn <P::U32,P::U32>               Elf_LE32_Dyn;
+    typedef N_Elf::ElfITypes<U16, U32, U32, U32, U32> ElfITypes;
-typedef N_Elf32::Sym <P::U16,P::U32>               Elf_LE32_Sym;
-#undef P
 
-#define P N_BELE_CTP::HostPolicy
+    // ELF types
-typedef N_Elf  ::Ehdr<P::U32,P::U64,P::U64,P::U16> Elf64_Ehdr;
+    typedef N_Elf  ::Ehdr<ElfITypes> Ehdr;
-typedef N_Elf64::Phdr<P::U32,P::U64,P::U64,P::U64> Elf64_Phdr;
+    typedef N_Elf32::Phdr<ElfITypes> Phdr;
-typedef N_Elf64::Shdr<P::U32,P::U64,P::U64,P::U64> Elf64_Shdr;
+    typedef N_Elf32::Shdr<ElfITypes> Shdr;
-typedef N_Elf  ::Dyn <P::U64,P::U64>               Elf64_Dyn;
+    typedef N_Elf  ::Dyn <ElfITypes> Dyn;
-#undef P
+    typedef N_Elf32::Sym <ElfITypes> Sym;
+    typedef N_Elf  ::External_Note<ElfITypes> External_Note;
 
-#define P N_BELE_CTP::BEPolicy
+    static void compileTimeAssertions() {
-typedef N_Elf  ::Ehdr<P::U32,P::U64,P::U64,P::U16> Elf_BE64_Ehdr;
+        BeLePolicy::compileTimeAssertions();
-typedef N_Elf64::Phdr<P::U32,P::U64,P::U64,P::U64> Elf_BE64_Phdr;
+        COMPILE_TIME_ASSERT(sizeof(Ehdr) == 52)
-typedef N_Elf64::Shdr<P::U32,P::U64,P::U64,P::U64> Elf_BE64_Shdr;
+        COMPILE_TIME_ASSERT(sizeof(Phdr) == 32)
-typedef N_Elf  ::Dyn <P::U64,P::U64>               Elf_BE64_Dyn;
+        COMPILE_TIME_ASSERT(sizeof(Shdr) == 40)
-#undef P
+        COMPILE_TIME_ASSERT(sizeof(Dyn)  ==  8)
-
+        COMPILE_TIME_ASSERT(sizeof(Sym)  == 16)
-#define P N_BELE_CTP::LEPolicy
+        COMPILE_TIME_ASSERT_ALIGNED1(Ehdr)
-typedef N_Elf  ::Ehdr<P::U32,P::U64,P::U64,P::U16> Elf_LE64_Ehdr;
+        COMPILE_TIME_ASSERT_ALIGNED1(Phdr)
-typedef N_Elf64::Phdr<P::U32,P::U64,P::U64,P::U64> Elf_LE64_Phdr;
+        COMPILE_TIME_ASSERT_ALIGNED1(Shdr)
-typedef N_Elf64::Shdr<P::U32,P::U64,P::U64,P::U64> Elf_LE64_Shdr;
+        COMPILE_TIME_ASSERT_ALIGNED1(Dyn)
-typedef N_Elf  ::Dyn <P::U64,P::U64>               Elf_LE64_Dyn;
+        COMPILE_TIME_ASSERT_ALIGNED1(Sym)
-#undef P
+    }
+};
 
 
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf32_Ehdr)    == 52)
+template <class TP>
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf32_Phdr)    == 32)
+struct ElfClass_64
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf32_Shdr)    == 40)
+{
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf32_Dyn)     ==  8)
+    typedef TP BeLePolicy;
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf32_Sym)     == 16)
 
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE32_Ehdr) == 52)
+    // integral types
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE32_Phdr) == 32)
+    typedef typename TP::U16 U16;
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE32_Shdr) == 40)
+    typedef typename TP::U32 U32;
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE32_Dyn)  ==  8)
+    typedef typename TP::U64 U64;
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE32_Sym)  == 16)
+    typedef N_Elf::ElfITypes<U16, U32, U64, U64, U64> ElfITypes;
 
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE32_Ehdr) == 52)
+    // ELF types
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE32_Phdr) == 32)
+    typedef N_Elf  ::Ehdr<ElfITypes> Ehdr;
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE32_Shdr) == 40)
+    typedef N_Elf64::Phdr<ElfITypes> Phdr;
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE32_Dyn)  ==  8)
+    typedef N_Elf64::Shdr<ElfITypes> Shdr;
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE32_Sym)  == 16)
+    typedef N_Elf  ::Dyn <ElfITypes> Dyn;
+    typedef N_Elf64::Sym <ElfITypes> Sym;
+    typedef N_Elf  ::External_Note<ElfITypes> External_Note;
 
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf64_Ehdr)    == 64)
+    static void compileTimeAssertions() {
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf64_Phdr)    == 56)
+        BeLePolicy::compileTimeAssertions();
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf64_Shdr)    == 64)
+        COMPILE_TIME_ASSERT(sizeof(Ehdr) == 64)
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf64_Dyn)     == 16)
+        COMPILE_TIME_ASSERT(sizeof(Phdr) == 56)
+        COMPILE_TIME_ASSERT(sizeof(Shdr) == 64)
+        COMPILE_TIME_ASSERT(sizeof(Dyn)  == 16)
+        COMPILE_TIME_ASSERT(sizeof(Sym)  == 24)
+        COMPILE_TIME_ASSERT_ALIGNED1(Ehdr)
+        COMPILE_TIME_ASSERT_ALIGNED1(Phdr)
+        COMPILE_TIME_ASSERT_ALIGNED1(Shdr)
+        COMPILE_TIME_ASSERT_ALIGNED1(Dyn)
+        COMPILE_TIME_ASSERT_ALIGNED1(Sym)
+    }
+};
 
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE64_Ehdr) == 64)
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE64_Phdr) == 56)
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE64_Shdr) == 64)
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_BE64_Dyn)  == 16)
 
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE64_Ehdr) == 64)
+} // namespace N_Elf
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE64_Phdr) == 56)
+
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE64_Shdr) == 64)
+
-ACC_COMPILE_TIME_ASSERT_HEADER(sizeof(Elf_LE64_Dyn)  == 16)
+typedef N_Elf::ElfClass_32<N_BELE_CTP::HostPolicy> ElfClass_Host32;
+typedef N_Elf::ElfClass_64<N_BELE_CTP::HostPolicy> ElfClass_Host64;
+typedef N_Elf::ElfClass_32<N_BELE_CTP::BEPolicy>   ElfClass_BE32;
+typedef N_Elf::ElfClass_64<N_BELE_CTP::BEPolicy>   ElfClass_BE64;
+typedef N_Elf::ElfClass_32<N_BELE_CTP::LEPolicy>   ElfClass_LE32;
+typedef N_Elf::ElfClass_64<N_BELE_CTP::LEPolicy>   ElfClass_LE64;
+
+
+/*************************************************************************
+// shortcuts
+**************************************************************************/
+
+typedef ElfClass_Host32::Ehdr Elf32_Ehdr;
+typedef ElfClass_Host32::Phdr Elf32_Phdr;
+typedef ElfClass_Host32::Shdr Elf32_Shdr;
+typedef ElfClass_Host32::Dyn  Elf32_Dyn;
+typedef ElfClass_Host32::Sym  Elf32_Sym;
+typedef ElfClass_Host32::External_Note  Elf32_External_Note;
+
+typedef ElfClass_Host64::Ehdr Elf64_Ehdr;
+typedef ElfClass_Host64::Phdr Elf64_Phdr;
+typedef ElfClass_Host64::Shdr Elf64_Shdr;
+typedef ElfClass_Host64::Dyn  Elf64_Dyn;
+typedef ElfClass_Host64::Sym  Elf64_Sym;
+typedef ElfClass_Host64::External_Note  Elf64_External_Note;
+
+typedef ElfClass_BE32::Ehdr   Elf_BE32_Ehdr;
+typedef ElfClass_BE32::Phdr   Elf_BE32_Phdr;
+typedef ElfClass_BE32::Shdr   Elf_BE32_Shdr;
+typedef ElfClass_BE32::Dyn    Elf_BE32_Dyn;
+typedef ElfClass_BE32::Sym    Elf_BE32_Sym;
+typedef ElfClass_BE32::External_Note    Elf_BE32_External_Note;
+
+typedef ElfClass_BE64::Ehdr   Elf_BE64_Ehdr;
+typedef ElfClass_BE64::Phdr   Elf_BE64_Phdr;
+typedef ElfClass_BE64::Shdr   Elf_BE64_Shdr;
+typedef ElfClass_BE64::Dyn    Elf_BE64_Dyn;
+typedef ElfClass_BE64::Sym    Elf_BE64_Sym;
+typedef ElfClass_BE64::External_Note    Elf_BE64_External_Note;
+
+typedef ElfClass_LE32::Ehdr   Elf_LE32_Ehdr;
+typedef ElfClass_LE32::Phdr   Elf_LE32_Phdr;
+typedef ElfClass_LE32::Shdr   Elf_LE32_Shdr;
+typedef ElfClass_LE32::Dyn    Elf_LE32_Dyn;
+typedef ElfClass_LE32::Sym    Elf_LE32_Sym;
+typedef ElfClass_LE32::External_Note    Elf_LE32_External_Note;
+
+typedef ElfClass_LE64::Ehdr   Elf_LE64_Ehdr;
+typedef ElfClass_LE64::Phdr   Elf_LE64_Phdr;
+typedef ElfClass_LE64::Shdr   Elf_LE64_Shdr;
+typedef ElfClass_LE64::Dyn    Elf_LE64_Dyn;
+typedef ElfClass_LE64::Sym    Elf_LE64_Sym;
+typedef ElfClass_LE64::External_Note    Elf_LE64_External_Note;
 
 
 #endif /* already included */

src/p_elf_enum.h

@@ -0,0 +1,185 @@
+/* p_elf_enum.h --
+
+   This file is part of the UPX executable compressor.
+
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Laszlo Molnar
+   All Rights Reserved.
+
+   UPX and the UCL library are free software; you can redistribute them
+   and/or modify them under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2 of
+   the License, or (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING.
+   If not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+   Markus F.X.J. Oberhumer   Laszlo Molnar
+   markus@oberhumer.com      ml1050@users.sourceforge.net
+ */
+
+
+/*************************************************************************
+// Use the preprocessor to work around
+//   - that the types embedding these enums have to be PODs, and
+//     deriving from an empty base class (which is the usual C++ way
+//     of "importing" enums) does not yield a POD any more
+//   - that older compilers do not correctly perform EBCO
+**************************************************************************/
+
+#ifdef WANT_EHDR_ENUM
+#undef WANT_EHDR_ENUM
+    enum { // e_ident[]
+        EI_CLASS      = 4,
+        EI_DATA       = 5,      /* Data encoding */
+        EI_VERSION    = 6,
+        EI_OSABI      = 7,
+        EI_ABIVERSION = 8
+    };
+    enum { // e_ident[EI_CLASS]
+        ELFCLASS32 = 1,         /* 32-bit objects */
+        ELFCLASS64 = 2          /* 64-bit objects */
+    };
+    enum { // e_ident[EI_DATA]
+        ELFDATA2LSB = 1,        /* 2's complement, little endian */
+        ELFDATA2MSB = 2         /* 2's complement, big endian */
+    };
+    enum { // e_ident[EI_OSABI]
+        ELFOSABI_NONE    = 0,      // == ELFOSABI_SYSV
+        ELFOSABI_NETBSD  = 2,
+        ELFOSABI_LINUX   = 3,
+        ELFOSABI_FREEBSD = 9,
+        ELFOSABI_OPENBSD = 12,
+        ELFOSABI_ARM     = 97
+    };
+    enum { // e_type
+        ET_NONE = 0,            /* No file type */
+        ET_REL  = 1,            /* Relocatable file */
+        ET_EXEC = 2,            /* Executable file */
+        ET_DYN  = 3,            /* Shared object file */
+        ET_CORE = 4             /* Core file */
+    };
+    enum { // e_machine
+        EM_386    = 3,
+        EM_PPC    = 20,
+        EM_PPC64  = 21,
+        EM_ARM    = 40,
+        EM_X86_64 = 62
+    };
+    enum { // e_version
+        EV_CURRENT = 1
+    };
+#endif
+
+
+#ifdef WANT_PHDR_ENUM
+#undef WANT_PHDR_ENUM
+    enum { // p_type
+        PT_LOAD    = 1,         /* Loadable program segment */
+        PT_DYNAMIC = 2,         /* Dynamic linking information */
+        PT_INTERP  = 3,         /* Name of program interpreter */
+        PT_NOTE    = 4,         /* Auxiliary information (esp. OpenBSD) */
+        PT_PHDR    = 6          /* Entry for header table itself */
+    };
+
+    enum { // p_flags
+        PF_X = 1,               /* Segment is executable */
+        PF_W = 2,               /* Segment is writable */
+        PF_R = 4                /* Segment is readable */
+    };
+#endif
+
+
+#ifdef WANT_SHDR_ENUM
+#undef WANT_SHDR_ENUM
+    enum { // sh_type
+        SHT_NULL = 0,           /* Section header table entry unused */
+        SHT_PROGBITS = 1,       /* Program data */
+        SHT_SYMTAB = 2,         /* Symbol table */
+        SHT_STRTAB = 3,         /* String table */
+        SHT_RELA = 4,           /* Relocation entries with addends */
+        SHT_HASH = 5,           /* Symbol hash table */
+        SHT_DYNAMIC = 6,        /* Dynamic linking information */
+        SHT_NOTE = 7,           /* Notes */
+        SHT_NOBITS = 8,         /* Program space with no data (bss) */
+        SHT_REL = 9,            /* Relocation entries, no addends */
+        SHT_SHLIB = 10,         /* Reserved */
+        SHT_DYNSYM = 11,        /* Dynamic linker symbol table */
+            /* 12, 13  hole */
+        SHT_INIT_ARRAY = 14,    /* Array of constructors */
+        SHT_FINI_ARRAY = 15,    /* Array of destructors */
+        SHT_PREINIT_ARRAY = 16, /* Array of pre-constructors */
+        SHT_GROUP = 17,         /* Section group */
+        SHT_SYMTAB_SHNDX = 18,  /* Extended section indeces */
+        SHT_GNU_LIBLIST = 0x6ffffff7    /* Prelink library list */
+    };
+
+    enum { // sh_flags
+        SHF_WRITE      = (1 << 0),  /* Writable */
+        SHF_ALLOC      = (1 << 1),  /* Occupies memory during execution */
+        SHF_EXECINSTR  = (1 << 2),  /* Executable */
+        SHF_MERGE      = (1 << 4),  /* Might be merged */
+        SHF_STRINGS    = (1 << 5),  /* Contains nul-terminated strings */
+        SHF_INFO_LINK  = (1 << 6),  /* 'sh_info' contains SHT index */
+        SHF_LINK_ORDER = (1 << 7)   /* Preserve order after combining */
+    };
+#endif
+
+
+#ifdef WANT_DYN_ENUM
+#undef WANT_DYN_ENUM
+    enum { // d_tag
+        DT_NULL     =  0,       /* End flag */
+        DT_NEEDED   =  1,       /* Name of needed library */
+        DT_HASH     =  4,       /* Hash table of symbol names */
+        DT_STRTAB   =  5,       /* String table */
+        DT_SYMTAB   =  6,       /* Symbol table */
+        DT_STRSZ    = 10        /* Sizeof string table */
+    };
+#endif
+
+
+#ifdef WANT_SYM_ENUM
+#undef WANT_SYM_ENUM
+    enum { // st_bind (high 4 bits of st_info)
+        STB_LOCAL   =   0,      /* Local symbol */
+        STB_GLOBAL  =   1,      /* Global symbol */
+        STB_WEAK    =   2       /* Weak symbol */
+    };
+
+    enum { // st_type (low 4 bits of st_info)
+        STT_NOTYPE  =   0,      /* Symbol type is unspecified */
+        STT_OBJECT  =   1,      /* Symbol is a data object */
+        STT_FUNC    =   2,      /* Symbol is a code object */
+        STT_SECTION =   3,      /* Symbol associated with a section */
+        STT_FILE    =   4,      /* Symbol's name is file name */
+        STT_COMMON  =   5,      /* Symbol is a common data object */
+        STT_TLS     =   6       /* Symbol is thread-local data object*/
+    };
+
+    enum { // st_other (visibility)
+        STV_DEFAULT  =  0,      /* Default symbol visibility rules */
+        STV_INTERNAL =  1,      /* Processor specific hidden class */
+        STV_HIDDEN   =  2,      /* Sym unavailable in other modules */
+        STV_PROTECTED=  3       /* Not preemptible, not exported */
+    };
+
+    enum { // st_shndx
+        SHN_UNDEF   =   0,      /* Undefined section */
+        SHN_ABS     =   0xfff1, /* Associated symbol is absolute */
+        SHN_COMMON  =   0xfff2  /* Associated symbol is common */
+    };
+#endif
+
+
+/*
+vi:ts=4:et
+*/
+

src/p_elks.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -112,7 +112,7 @@ void PackElks8086::pack(OutputFile *fo)
     ft.buf_len = ph.u_len;
     ft.addvalue = kernel_entry;
     // compress
-    compressWithFilters(&ft, overlap_range);
+    compressWithFilters(&ft, overlap_range, NULL_cconf);
 
     const unsigned lsize = getLoaderSize();
     MemBuffer loader(lsize);
@@ -121,7 +121,7 @@ void PackElks8086::pack(OutputFile *fo)
     patchPackHeader(loader, lsize);
 #if 0
     // FIXME
-    defineFilterSymbols();
+    defineFilterSymbols(&ft);
     defineDecompressorSymbols();
     //patch_le32(loader, lsize, "ESI1", zimage_offset + lsize);
     //patch_le32(loader, lsize, "KEIP", kernel_entry);

src/p_exe.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -53,25 +53,19 @@ PackExe::PackExe(InputFile *f) :
     bele = &N_BELE_RTP::le_policy;
     COMPILE_TIME_ASSERT(sizeof(exe_header_t) == 32);
     ih_exesize = ih_imagesize = ih_overlay = 0;
+    stack_for_lzma = 0;
+    use_clear_dirty_stack = false;
+
+    // disable lzma for "--brute" unless explicitly given "--lzma"
+    if (opt->all_methods_use_lzma && !opt->method_lzma_seen)
+        opt->all_methods_use_lzma = false;
 }
 
 
 const int *PackExe::getCompressionMethods(int method, int level) const
 {
-    static const int m_nrv2b[] = { M_NRV2B_8, M_NRV2D_8, M_NRV2E_8, M_END };
-    static const int m_nrv2d[] = { M_NRV2D_8, M_NRV2B_8, M_NRV2E_8, M_END };
-    static const int m_nrv2e[] = { M_NRV2E_8, M_NRV2B_8, M_NRV2D_8, M_END };
-
     bool small = ih_imagesize <= 256*1024;
-    if (M_IS_NRV2B(method))
+    return Packer::getDefaultCompressionMethods_8(method, level, small);
-        return m_nrv2b;
-    if (M_IS_NRV2D(method))
-        return m_nrv2d;
-    if (M_IS_NRV2E(method))
-        return m_nrv2e;
-    if (level == 1 || small)
-        return m_nrv2b;
-    return m_nrv2e;
 }
 
 
@@ -86,7 +80,7 @@ int PackExe::fillExeHeader(struct exe_header_t *eh) const
 #define oh  (*eh)
     // fill new exe header
     int flag = 0;
-    if (!opt->dos_exe.no_reloc)
+    if (!opt->dos_exe.no_reloc && !M_IS_LZMA(ph.method))
         flag |= USEJUMP;
     if (ih.relocs == 0)
         flag |= NORELOC;
@@ -95,7 +89,16 @@ int PackExe::fillExeHeader(struct exe_header_t *eh) const
     oh.ident = 'M' + 'Z' * 256;
     oh.headsize16 = 2;
 
-    oh.sp = ih.sp > 0x200 ? (unsigned) ih.sp : 0x200;
+    unsigned minsp = 0x200;
+    if (M_IS_LZMA(ph.method))
+        minsp = stack_for_lzma;
+    minsp = ALIGN_UP(minsp, 16u);
+    assert(minsp < 0xff00);
+    if (oh.sp > minsp)
+        minsp = oh.sp;
+    if (minsp < 0xff00 - 2)
+        minsp = ALIGN_UP(minsp, 2u);
+    oh.sp = minsp;
 
     unsigned destpara = (ph.u_len + ph.overlap_overhead - ph.c_len + 31) / 16;
     oh.ss = ph.c_len/16 + destpara;
@@ -107,27 +110,118 @@ int PackExe::fillExeHeader(struct exe_header_t *eh) const
 
     if (oh.ss != ih.ss)
         flag |= SS;
-    if (oh.sp != ih.sp)
+    if (oh.sp != ih.sp || M_IS_LZMA(ph.method))
         flag |= SP;
     return flag;
 #undef oh
 }
 
+void PackExe::addLoaderEpilogue(int flag)
+{
+    addLoader("EXEMAIN5", NULL);
+    if (relocsize)
+        addLoader(ph.u_len <= DI_LIMIT || (ph.u_len & 0x7fff) >= relocsize ? "EXENOADJ" : "EXEADJUS",
+                  "EXERELO1",
+                  has_9a ? "EXEREL9A" : "",
+                  "EXERELO2",
+                  ih_exesize > 0xFE00 ? "EXEREBIG" : "",
+                  "EXERELO3",
+                  NULL
+                 );
+    addLoader("EXEMAIN8",
+              device_driver ? "DEVICEEND" : "",
+              (flag & SS) ? "EXESTACK" : "",
+              (flag & SP) ? "EXESTASP" : "",
+              (flag & USEJUMP) ? "EXEJUMPF" : "",
+              NULL
+             );
+    if (!(flag & USEJUMP))
+        addLoader(ih.cs ? "EXERCSPO" : "",
+                  "EXERETIP",
+                  NULL
+                 );
+
+    linker->defineSymbol("original_cs", ih.cs);
+    linker->defineSymbol("original_ip", ih.ip);
+    linker->defineSymbol("original_sp", ih.sp);
+    linker->defineSymbol("original_ss", ih.ss);
+    linker->defineSymbol("reloc_size",
+                         (ph.u_len <= DI_LIMIT || (ph.u_len & 0x7fff)
+                          >= relocsize ? 0 : MAXRELOCS) - relocsize);
+}
 
 void PackExe::buildLoader(const Filter *)
 {
-    struct exe_header_t tmp_oh;
+    // get flag
-    int flag = fillExeHeader(&tmp_oh);
+    exe_header_t dummy_oh;
+    int flag = fillExeHeader(&dummy_oh);
 
-    // prepare loader
     initLoader(stub_i086_dos16_exe, sizeof(stub_i086_dos16_exe));
-    if (device_driver)
+
-        addLoader("DEVICEENTRY", NULL);
+    if (M_IS_LZMA(ph.method))
+    {
+        addLoader("LZMA_DEC00",
+                  opt->small ? "LZMA_DEC10" : "LZMA_DEC20",
+                  "LZMA_DEC30",
+                  use_clear_dirty_stack ? "LZMA_DEC31" : "",
+                  "LZMA_DEC32",
+                  ph.u_len > 0xffff ? "LZMA_DEC33" : "",
+                  NULL
+                 );
+
+        addLoaderEpilogue(flag);
+        defineDecompressorSymbols();
+        const unsigned lsize0 = getLoaderSize();
+
+        // Lzma decompression code starts at ss:0x10, and its size is
+        // lsize bytes. It also needs getDecompressorWrkmemSize() bytes
+        // during uncompression. It also uses some stack, so 0x100
+        // more bytes are allocated
+        stack_for_lzma = 0x10 + lsize0 + getDecompressorWrkmemSize() + 0x100;
+        stack_for_lzma = ALIGN_UP(stack_for_lzma, 16u);
+
+        unsigned clear_dirty_stack_low = 0x10 + lsize0;
+        clear_dirty_stack_low = ALIGN_UP(clear_dirty_stack_low, 2u);
+        if (use_clear_dirty_stack)
+            linker->defineSymbol("clear_dirty_stack_low", clear_dirty_stack_low);
+
+        relocateLoader();
+        const unsigned lsize = getLoaderSize();
+        assert(lsize0 == lsize);
+        MemBuffer loader(lsize);
+        memcpy(loader, getLoader(), lsize);
+
+        MemBuffer compressed_lzma;
+        compressed_lzma.allocForCompression(lsize);
+        unsigned c_len_lzma = MemBuffer::getSizeForCompression(lsize);
+        int r = upx_compress(loader, lsize, compressed_lzma, &c_len_lzma,
+                             NULL, M_NRV2B_LE16, 9, NULL, NULL);
+        assert(r == UPX_E_OK); assert(c_len_lzma < lsize);
+
+        info("lzma+relocator code compressed: %u -> %u", lsize, c_len_lzma);
+        // reinit the loader
+        initLoader(stub_i086_dos16_exe, sizeof(stub_i086_dos16_exe));
+        // prepare loader
+        if (device_driver)
+            addLoader("DEVICEENTRY,LZMADEVICE,DEVICEENTRY2", NULL);
+
+        linker->addSection("COMPRESSED_LZMA", compressed_lzma, c_len_lzma, 0);
+        addLoader("LZMAENTRY,NRV2B160,NRVDDONE,NRVDECO1,NRVGTD00,NRVDECO2",
+                  NULL);
+
+    }
+    else if (device_driver)
+        addLoader("DEVICEENTRY,DEVICEENTRY2", NULL);
+
     addLoader("EXEENTRY",
-              device_driver ? "DEVICESUB" : "EXESUB",
+              M_IS_LZMA(ph.method) && device_driver ? "LONGSUB" : "SHORTSUB",
               "JNCDOCOPY",
               relocsize ? "EXERELPU" : "",
-              "EXEMAIN4,+G5DXXXX,UPX1HEAD,EXECUTPO",
+              "EXEMAIN4",
+              M_IS_LZMA(ph.method) ? "" : "EXEMAIN4B",
+              "EXEMAIN4C",
+              M_IS_LZMA(ph.method) ? "COMPRESSED_LZMA_START,COMPRESSED_LZMA" : "",
+              "+G5DXXXX,UPX1HEAD,EXECUTPO",
               NULL
              );
     if (ph.method == M_NRV2B_8)
@@ -166,30 +260,12 @@ void PackExe::buildLoader(const Filter *)
                   "NRV2EEX9",
                   NULL
                  );
+    else if M_IS_LZMA(ph.method)
+        return;
     else
         throwInternalError("unknown compression method");
-    addLoader("EXEMAIN5", NULL);
+
-    if (relocsize)
+    addLoaderEpilogue(flag);
-        addLoader(ph.u_len <= DI_LIMIT || (ph.u_len & 0x7fff) >= relocsize ? "EXENOADJ" : "EXEADJUS",
-                  "EXERELO1",
-                  has_9a ? "EXEREL9A" : "",
-                  "EXERELO2",
-                  ih_exesize > 0xFE00 ? "EXEREBIG" : "",
-                  "EXERELO3",
-                  NULL
-                 );
-    addLoader("EXEMAIN8",
-              device_driver ? "DEVICEEND" : "",
-              (flag & SS) ? "EXESTACK" : "",
-              (flag & SP) ? "EXESTASP" : "",
-              (flag & USEJUMP) ? "EXEJUMPF" : "",
-              NULL
-             );
-    if (!(flag & USEJUMP))
-        addLoader(ih.cs ? "EXERCSPO" : "",
-                  "EXERETIP",
-                  NULL
-                 );
 }
 
 
@@ -325,7 +401,7 @@ unsigned optimize_relocs(upx_byte *b, const unsigned size,
                 break;
             }
             unsigned offs = addr - es*16;
-            if (offs >= 3 && b[es*16 + offs-3] == 0x9a)
+            if (offs >= 3 && b[es*16 + offs-3] == 0x9a && offs > di + 3)
             {
                 for (t = di; t < offs-3; t++)
                     if (b[es*16+t] == 0x9a && get_le16(b+es*16+t+3) <= seg_high)
@@ -430,9 +506,12 @@ void PackExe::pack(OutputFile *fo)
     // compress (max_match = 8192)
     upx_compress_config_t cconf; cconf.reset();
     cconf.conf_ucl.max_match = MAXMATCH;
-    compressWithFilters(&ft, 32, 0, NULL, &cconf);
+    cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28KB stack
-    if (ph.max_run_found + ph.max_match_found > 0x8000)
+    compressWithFilters(&ft, 32, &cconf);
-        throwCantPack("decompressor limit exceeded, send a bugreport");
+
+    if (M_IS_NRV2B(ph.method) || M_IS_NRV2D(ph.method) || M_IS_NRV2E(ph.method))
+        if (ph.max_run_found + ph.max_match_found > 0x8000)
+            throwCantPack("decompressor limit exceeded, send a bugreport");
 
 #ifdef TESTING
     if (opt->debug.debug_level)
@@ -498,15 +577,13 @@ void PackExe::pack(OutputFile *fo)
     }
     extra_info[eisize++] = (unsigned char) flag;
 
-    linker->defineSymbol("original_cs", ih.cs);
+    if (M_IS_NRV2B(ph.method) || M_IS_NRV2D(ph.method) || M_IS_NRV2E(ph.method))
-    linker->defineSymbol("original_ip", ih.ip);
+        linker->defineSymbol("bx_magic", 0x7FFF + 0x10 * ((packedsize & 15) + 1));
-    linker->defineSymbol("original_sp", ih.sp);
+
-    linker->defineSymbol("original_ss", ih.ss);
+    unsigned decompressor_entry = 1 + (packedsize & 15);
-    linker->defineSymbol("reloc_size",
+    if (M_IS_LZMA(ph.method))
-                         (ph.u_len <= DI_LIMIT || (ph.u_len & 0x7fff)
+        decompressor_entry = 0x10;
-                          >= relocsize ? 0 : MAXRELOCS) - relocsize);
+    linker->defineSymbol("decompressor_entry", decompressor_entry);
-    linker->defineSymbol("bx_magic", 0x7FFF + 0x10 * ((packedsize & 15) + 1));
-    linker->defineSymbol("decompressor_entry", (packedsize & 15) + 1);
 
     // patch loader
     if (flag & USEJUMP)
@@ -542,8 +619,10 @@ void PackExe::pack(OutputFile *fo)
     oh.m512 = outputlen & 511;
     oh.p512 = (outputlen + 511) >> 9;
 
-    oh.ip = device_driver ? getLoaderSection("EXEENTRY") - 2 : 0;
+    const char *exeentry = M_IS_LZMA(ph.method) ? "LZMAENTRY" : "EXEENTRY";
+    oh.ip = device_driver ? getLoaderSection(exeentry) - 2 : 0;
 
+    defineDecompressorSymbols();
     relocateLoader();
     memcpy(loader, getLoader(), lsize);
     patchPackHeader(loader,e_len);
@@ -592,7 +671,7 @@ int PackExe::canUnpack()
         return false;
     const off_t off = ih.headsize16 * 16;
     fi->seek(off, SEEK_SET);
-    bool b = readPackHeader(256);
+    bool b = readPackHeader(4096);
     return b && (off + (off_t) ph.c_len <= file_size);
 }
 
@@ -727,6 +806,69 @@ Linker* PackExe::newLinker() const
     return new ElfLinkerX86();
 }
 
+/*
+
+memory layout at decompression time
+===================================
+
+normal exe
+----------
+
+a, at load time
+
+(e - copying code, C - compressed data, d - decompressor+relocator,
+ x - not specified, U - uncompressed code+data, R uncompressed relocation)
+
+eeCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCdddd
+^ CS:0                                       ^ SS:0
+
+b, after copying
+
+xxxxxxxxxxxxxxxCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCdddd
+^ES:DI=0       ^ DS:SI=0                     ^ CS=SS, IP in range 0..0xf
+
+c, after uncompression
+
+UUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUURRdddd
+                                           ^ ES:DI
+
+device driver
+-------------
+
+the file has 2 entry points, CS:0 in device driver mode, and
+CS:exe_as_device_entry in normal mode. the code in section DEVICEENTRY
+sets up the same environment for section EXEENTRY, as it would see in normal
+execution mode.
+
+lzma uncompression for normal exes
+----------------------------------
+
+(n - nrv2b uncompressor, l - nrv2b compressed lzma + relocator code)
+
+a, at load time
+
+nneelllCCCCCCCCCCCCCCCCCCCCCCCCC
+
+^ CS:0                                       ^ SS:0
+
+b, after nrv2b
+
+nneelllCCCCCCCCCCCCCCCCCCCCCCCCC             dddd
+^ CS:0                                       ^ SS:0x10
+
+after this, normal ee code runs
+
+lzma + device driver
+--------------------
+
+(D - device driver adapter)
+
+a, at load time
+
+DDnneelllCCCCCCCCCCCCCCCCCCCCCCCCC
+
+*/
+
 
 /*
 vi:ts=4:et

src/p_exe.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -42,6 +42,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_DOS_EXE; }
     virtual const char *getName() const { return "dos/exe"; }
+    virtual const char *getFullName(const options_t *o) const { return o && o->cpu == o->CPU_8086 ? "i086-dos16.exe" : "i286-dos16.exe"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 
@@ -70,6 +71,7 @@ protected:
     virtual int fillExeHeader(struct exe_header_t *) const;
     virtual void buildLoader(const Filter *ft);
     virtual Linker* newLinker() const;
+    void addLoaderEpilogue(int flag);
 
     struct exe_header_t
     {
@@ -109,6 +111,9 @@ protected:
         MINMEM = 16,
         MAXMEM = 32
     };
+
+    unsigned stack_for_lzma;    // stack size required for lzma
+    bool use_clear_dirty_stack;
 };
 
 

src/p_lx_elf.cpp

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -249,8 +249,8 @@ int const *
 PackLinuxElf32ppc::getFilters() const
 {
     static const int filters[] = {
-        0xd0, -1
+        0xd0,
-    };
+    FT_END };
     return filters;
 }
 
@@ -258,8 +258,8 @@ int const *
 PackLinuxElf64amd::getFilters() const
 {
     static const int filters[] = {
-        0x49, -1
+        0x49,
-    };
+    FT_END };
     return filters;
 }
 
@@ -464,7 +464,7 @@ PackLinuxElf32::buildLinuxLoader(
     if (r != UPX_E_OK || h.sz_cpr >= h.sz_unc)
         throwInternalError("loader compression failed");
 #if 0  //{  debugging only
-    if (M_LZMA==ph.method) {
+    if (M_IS_LZMA(ph.method)) {
         ucl_uint tmp_len = h.sz_unc;  // LZMA uses this as EOF
         unsigned char *tmp = new unsigned char[tmp_len];
         memset(tmp, 0, tmp_len);
@@ -776,12 +776,12 @@ bool PackLinuxElf32::canPack()
 
     // additional requirements for linux/elf386
     if (get_native16(&ehdr->e_ehsize) != sizeof(*ehdr)) {
-        throwCantPack("invalid Ehdr e_ehsize; try `--force-execve'");
+        throwCantPack("invalid Ehdr e_ehsize; try '--force-execve'");
         return false;
     }
     unsigned const e_phoff = get_native32(&ehdr->e_phoff);
     if (e_phoff != sizeof(*ehdr)) {// Phdrs not contiguous with Ehdr
-        throwCantPack("non-contiguous Ehdr/Phdr; try `--force-execve'");
+        throwCantPack("non-contiguous Ehdr/Phdr; try '--force-execve'");
         return false;
     }
 
@@ -794,7 +794,7 @@ bool PackLinuxElf32::canPack()
                 return false;
         if (1!=exetype && phdr->PT_LOAD32 == get_native32(&phdr->p_type)) {
             if (phdr->p_offset != 0) {
-                throwCantPack("invalid Phdr p_offset; try `--force-execve'");
+                throwCantPack("invalid Phdr p_offset; try '--force-execve'");
                 return false;
             }
             exetype = 1;
@@ -863,7 +863,7 @@ bool PackLinuxElf32::canPack()
             // elf_lookup() returns 0 if any required table is missing.
             Elf32_Sym const *const lsm = elf_lookup(run_start[j]);
             if (lsm && get_native16(&lsm->st_shndx)==Elf32_Sym::SHN_UNDEF
-            && get_native16(&lsm->st_info)==lsm->Elf32_Sym::St_info(Elf32_Sym::STB_GLOBAL, Elf32_Sym::STT_FUNC)
+            && get_native16(&lsm->st_info)==lsm->Elf32_Sym::make_st_info(Elf32_Sym::STB_GLOBAL, Elf32_Sym::STT_FUNC)
             && get_native16(&lsm->st_other)==Elf32_Sym::STV_DEFAULT ) {
                 break;
             }
@@ -901,25 +901,25 @@ PackLinuxElf64amd::canPack()
 
     // additional requirements for linux/elf386
     if (get_native16(&ehdr->e_ehsize) != sizeof(*ehdr)) {
-        throwCantPack("invalid Ehdr e_ehsize; try `--force-execve'");
+        throwCantPack("invalid Ehdr e_ehsize; try '--force-execve'");
         return false;
     }
     acc_uint64l_t const e_phoff = get_native64(&ehdr->e_phoff);
     if (e_phoff != sizeof(*ehdr)) {// Phdrs not contiguous with Ehdr
-        throwCantPack("non-contiguous Ehdr/Phdr; try `--force-execve'");
+        throwCantPack("non-contiguous Ehdr/Phdr; try '--force-execve'");
         return false;
     }
 
     // The first PT_LOAD64 must cover the beginning of the file (0==p_offset).
     unsigned const e_phnum = get_native16(&ehdr->e_phnum);
-    Elf64_Phdr const *phdr = (Elf64_Phdr const *)(buf + e_phoff);
+    Elf64_Phdr const *phdr = (Elf64_Phdr const *)(buf + (unsigned) e_phoff);
     for (unsigned j=0; j < e_phnum; ++phdr, ++j) {
         if (j >= 14)
             return false;
         if (phdr->PT_LOAD64 == get_native32(&phdr->p_type)) {
             // Just avoid the "rewind" when unpacking?
             //if (phdr->p_offset != 0) {
-            //    throwCantPack("invalid Phdr p_offset; try `--force-execve'");
+            //    throwCantPack("invalid Phdr p_offset; try '--force-execve'");
             //    return false;
             //}
             exetype = 1;
@@ -1424,8 +1424,8 @@ using namespace N_BELE_CTP;
 static const int *
 ARM_getFilters(bool const isBE)
 {
-    static const int f50[] = { 0x50, -1 };
+    static const int f50[] = { 0x50, FT_END };
-    static const int f51[] = { 0x51, -1 };
+    static const int f51[] = { 0x51, FT_END };
     if (isBE)
         return f51;
     return f50;
@@ -1857,7 +1857,7 @@ PackLinuxElf32x86::getFilters() const
         0x82, 0x85,
         0x24, 0x16, 0x13, 0x14, 0x11, 0x25, 0x15, 0x12,
 #endif
-    -1 };
+    FT_END };
     return filters;
 }
 

src/p_lx_elf.h

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -161,6 +161,15 @@ protected:
         char text[0x18 - 4*4];  // "OpenBSD"
         unsigned end;     // 0
     } elfnote;
+
+    static void compileTimeAssertions() {
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr1) == 52 + 1*32 + 12)
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr2) == 52 + 2*32 + 12)
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr3) == 52 + 3*32 + 12)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr1)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr2)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr3)
+    }
 };
 
 
@@ -225,6 +234,15 @@ protected:
     __attribute_packed;
 
     cprElfHdr3 elfout;
+
+    static void compileTimeAssertions() {
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr1) == 64 + 1*56 + 12)
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr2) == 64 + 2*56 + 12)
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr3) == 64 + 3*56 + 12)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr1)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr2)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr3)
+    }
 };
 
 class PackLinuxElf32Be : public PackLinuxElf32
@@ -281,6 +299,7 @@ public:
     virtual ~PackLinuxElf64amd();
     virtual int getFormat() const { return UPX_F_LINUX_ELF64_AMD; }
     virtual const char *getName() const { return "linux/ElfAMD"; }
+    virtual const char *getFullName(const options_t *) const { return "amd64-linux.elf"; }
     virtual const int *getFilters() const;
     virtual bool canPack();
 protected:
@@ -303,6 +322,7 @@ public:
     virtual ~PackLinuxElf32ppc();
     virtual int getFormat() const { return UPX_F_LINUX_ELFPPC32; }
     virtual const char *getName() const { return "linux/ElfPPC"; }
+    virtual const char *getFullName(const options_t *) const { return "powerpc-linux.elf"; }
     virtual const int *getFilters() const;
 protected:
     virtual void pack1(OutputFile *, Filter &);  // generate executable header
@@ -322,6 +342,7 @@ public:
     virtual ~PackLinuxElf32x86();
     virtual int getFormat() const { return UPX_F_LINUX_ELF_i386; }
     virtual const char *getName() const { return "linux/elf386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-linux.elf"; }
     virtual const int *getFilters() const;
 
     virtual void unpack(OutputFile *fo);
@@ -356,6 +377,7 @@ class PackFreeBSDElf32x86 : public PackBSDElf32x86
 public:
     PackFreeBSDElf32x86(InputFile *f);
     virtual ~PackFreeBSDElf32x86();
+    virtual const char *getFullName(const options_t *) const { return "i386-freebsd.elf"; }
 };
 
 class PackNetBSDElf32x86 : public PackBSDElf32x86
@@ -364,6 +386,7 @@ class PackNetBSDElf32x86 : public PackBSDElf32x86
 public:
     PackNetBSDElf32x86(InputFile *f);
     virtual ~PackNetBSDElf32x86();
+    virtual const char *getFullName(const options_t *) const { return "i386-netbsd.elf"; }
 };
 
 class PackOpenBSDElf32x86 : public PackBSDElf32x86
@@ -372,6 +395,7 @@ class PackOpenBSDElf32x86 : public PackBSDElf32x86
 public:
     PackOpenBSDElf32x86(InputFile *f);
     virtual ~PackOpenBSDElf32x86();
+    virtual const char *getFullName(const options_t *) const { return "i386-openbsd.elf"; }
 
 protected:
     virtual void buildLoader(const Filter *ft);
@@ -392,8 +416,9 @@ class PackLinuxElf32armLe : public PackLinuxElf32Le
 public:
     PackLinuxElf32armLe(InputFile *f);
     virtual ~PackLinuxElf32armLe();
-    virtual int getFormat() const { return UPX_F_LINUX_ELF32_ARMLE; }
+    virtual int getFormat() const { return UPX_F_LINUX_ELF32_ARMEL; }
-    virtual const char *getName() const { return "linux/armLE"; }
+    virtual const char *getName() const { return "linux/armel"; }
+    virtual const char *getFullName(const options_t *) const { return "arm-linux.elf"; }
     virtual const int *getFilters() const;
 
 protected:
@@ -411,8 +436,9 @@ class PackLinuxElf32armBe : public PackLinuxElf32Be
 public:
     PackLinuxElf32armBe(InputFile *f);
     virtual ~PackLinuxElf32armBe();
-    virtual int getFormat() const { return UPX_F_LINUX_ELF32_ARMBE; }
+    virtual int getFormat() const { return UPX_F_LINUX_ELF32_ARMEB; }
-    virtual const char *getName() const { return "linux/armBE"; }
+    virtual const char *getName() const { return "linux/armeb"; }
+    virtual const char *getFullName(const options_t *) const { return "armeb-linux.elf"; }
     virtual const int *getFilters() const;
 
 protected:

src/p_lx_exc.cpp

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2001-2006 John F. Reiser
+   Copyright (C) 2001-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -100,7 +100,7 @@ const int *PackLinuxI386::getFilters() const
         0x83, 0x86, 0x80, 0x84, 0x87, 0x81, 0x82, 0x85,
         0x24, 0x16, 0x13, 0x14, 0x11, 0x25, 0x15, 0x12,
 #endif
-    -1 };
+    FT_END };
     return filters;
 }
 
@@ -204,7 +204,7 @@ PackLinuxI386::pack4(OutputFile *fo, Filter &ft)
         ((elfout.ehdr.e_phnum==3) ? (unsigned) elfout.phdr[2].p_memsz : 0) ;
     unsigned nw = fo->getBytesWritten();
     elfout.phdr[0].p_filesz = nw;
-    nw = -(-elfout.phdr[0].p_align & -nw);  // ALIGN_UP
+    nw = 0u-((0u-elfout.phdr[0].p_align) & (0u-nw));  // ALIGN_UP
     super::pack4(fo, ft);  // write PackHeader and overlay_offset
     set_stub_brk(&elfout.phdr[1], nw + elfout.phdr[0].p_vaddr);
 
@@ -373,7 +373,7 @@ PackLinuxI386::buildLinuxLoader(
     addLoader("IDENTSTR", NULL);
     addLoader("LEXEC020", NULL);
     addLoader("FOLDEXEC", NULL);
-    if (ph.method == M_LZMA) {
+    if (M_IS_LZMA(ph.method)) {
         const lzma_compress_result_t *res = &ph.compress_result.result_lzma;
         acc_uint32e_t properties = // lc, lp, pb, dummy
             (res->lit_context_bits << 0) |

src/p_lx_exc.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -49,6 +49,7 @@ public:
     );
     virtual int getFormat() const { return UPX_F_LINUX_i386; }
     virtual const char *getName() const { return "linux/386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-linux.elf.execve"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
     virtual void buildLoader(const Filter *);
@@ -119,6 +120,15 @@ protected:
 
     unsigned char ei_osabi;
     char const *osabi_note;
+
+    static void compileTimeAssertions() {
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr1) == 52 + 1*32 + 12)
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr2) == 52 + 2*32 + 12)
+        COMPILE_TIME_ASSERT(sizeof(cprElfHdr3) == 52 + 3*32 + 12)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr1)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr2)
+        COMPILE_TIME_ASSERT_ALIGNED1(cprElfHdr3)
+    }
 };
 
 
@@ -129,6 +139,7 @@ public:
     PackBSDI386(InputFile *f);
     virtual int getFormat() const { return UPX_F_BSD_i386; }
     virtual const char *getName() const { return "*BSD/386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-bsd.elf.execve"; }
 
 protected:
     virtual void pack1(OutputFile *, Filter &);  // generate executable header

src/p_lx_interp.cpp

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -164,9 +164,9 @@ void PackLinuxElf32x86interp::pack3(OutputFile *fo, Filter &/*ft*/)
         ph.method = M_NRV2E_LE32; addLoader(getDecompressorSections(), NULL);
         addLoader("LXPTI090", NULL);
 
-        addLoader("LXPTI043", NULL);
+        //addLoader("LXPTI043", NULL);
-        ph.method = M_CL1B_LE32;  addLoader(getDecompressorSections(), NULL);
+        //ph.method = M_CL1B_LE32;  addLoader(getDecompressorSections(), NULL);
-        addLoader("LXPTI090", NULL);
+        //addLoader("LXPTI090", NULL);
 
         addLoader("LXPTI091", NULL);
 

src/p_lx_interp.h

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -47,6 +47,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_LINUX_ELFI_i386; }
     virtual const char *getName() const { return "linux/elfi386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-linux.elf.interp"; }
 
     virtual bool canPack();
     virtual void unpack(OutputFile *fo);

src/p_lx_sh.cpp

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -85,7 +85,7 @@ PackLinuxI386sh::buildLoader(Filter const *ft)
     // get fresh filter
     Filter fold_ft = *ft;
     fold_ft.init(ft->id, ft->addvalue);
-    int preferred_ctos[2] = {ft->cto, -1};
+    int preferred_ctos[2] = { ft->cto, -1 };
     fold_ft.preferred_ctos = preferred_ctos;
 
     // filter

src/p_lx_sh.h

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2000-2006 John F. Reiser
+   Copyright (C) 2000-2007 John F. Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -47,6 +47,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_LINUX_SH_i386; }
     virtual const char *getName() const { return "linux/sh386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-linux.elf.shell"; }
     virtual const int *getFilters() const { return NULL; }
     virtual void buildLoader(const Filter *);
 

src/p_mach.cpp

@@ -2,7 +2,7 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 2004-2006 John Reiser
+   Copyright (C) 2004-2007 John Reiser
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -39,28 +39,46 @@ static const
 static const
 #include "stub/powerpc-darwin.macho-fold.h"
 
-PackMachPPC32::PackMachPPC32(InputFile *f) :
+static const
-    super(f), n_segment(0), rawmseg(0), msegcmd(0)
+#include "stub/i386-darwin.macho-entry.h"
+static const
+#include "stub/i386-darwin.macho-fold.h"
+
+template <class T>
+PackMachBase<T>::PackMachBase(InputFile *f, unsigned cputype, unsigned flavor,
+        unsigned count, unsigned size) :
+    super(f), my_cputype(cputype), my_thread_flavor(flavor),
+    my_thread_state_word_count(count), my_thread_command_size(size),
+    n_segment(0), rawmseg(NULL), msegcmd(NULL)
 {
+    MachClass::compileTimeAssertions();
+    bele = N_BELE_CTP::getRTP<BeLePolicy>();
 }
 
-PackMachPPC32::~PackMachPPC32()
+template <class T>
+PackMachBase<T>::~PackMachBase()
 {
-    delete [] msegcmd;
     delete [] rawmseg;
+    delete [] msegcmd;
 }
 
-const int *PackMachPPC32::getCompressionMethods(int /*method*/, int /*level*/) const
+template <class T>
+const int *PackMachBase<T>::getCompressionMethods(int method, int level) const
 {
-    // There really is no LE bias in M_NRV2E_LE32.
+    // There really is no LE bias.
-    static const int m_nrv2e[] = { M_NRV2E_LE32, -1 };
+    return Packer::getDefaultCompressionMethods_le32(method, level);
-    return m_nrv2e;
 }
 
 
 const int *PackMachPPC32::getFilters() const
 {
-    static const int filters[] = { 0xd0, -1 };
+    static const int filters[] = { 0xd0, FT_END };
+    return filters;
+}
+
+int const *PackMachI386::getFilters() const
+{
+    static const int filters[] = { 0x49, FT_END };
     return filters;
 }
 
@@ -69,8 +87,14 @@ Linker *PackMachPPC32::newLinker() const
     return new ElfLinkerPpc32;
 }
 
+Linker *PackMachI386::newLinker() const
+{
+    return new ElfLinkerX86;
+}
+
+template <class T>
 void
-PackMachPPC32::addStubEntrySections(Filter const *)
+PackMachBase<T>::addStubEntrySections(Filter const *)
 {
     addLoader("MACOS000", NULL);
    //addLoader(getDecompressorSections(), NULL);
@@ -83,15 +107,79 @@ PackMachPPC32::addStubEntrySections(Filter const *)
     addLoader("ELFMAINY,IDENTSTR,+40,ELFMAINZ,FOLDEXEC", NULL);
 }
 
+void PackMachI386::addStubEntrySections(Filter const *ft)
+{
+    int const n_mru = ft->n_mru;  // FIXME: belongs to filter? packerf?
 
-void PackMachPPC32::defineSymbols(Filter const *)
+            // entry to stub
+    addLoader("LEXEC000", NULL);
+
+    if (ft->id) {
+        { // decompr, unfilter are separate
+            addLoader("LXUNF000", NULL);
+            addLoader("LXUNF002", NULL);
+                if (0x80==(ft->id & 0xF0)) {
+                    if (256==n_mru) {
+                        addLoader("MRUBYTE0", NULL);
+                    }
+                    else if (n_mru) {
+                        addLoader("LXMRU005", NULL);
+                    }
+                    if (n_mru) {
+                        addLoader("LXMRU006", NULL);
+                    }
+                    else {
+                        addLoader("LXMRU007", NULL);
+                    }
+            }
+            else if (0x40==(ft->id & 0xF0)) {
+                addLoader("LXUNF008", NULL);
+            }
+            addLoader("LXUNF010", NULL);
+        }
+        if (n_mru) {
+            addLoader("LEXEC009", NULL);
+        }
+    }
+    addLoader("LEXEC010", NULL);
+    addLoader(getDecompressorSections(), NULL);
+    addLoader("LEXEC015", NULL);
+    if (ft->id) {
+        {  // decompr, unfilter are separate
+            if (0x80!=(ft->id & 0xF0)) {
+                addLoader("LXUNF042", NULL);
+            }
+        }
+        addFilter32(ft->id);
+        { // decompr, unfilter are separate
+            if (0x80==(ft->id & 0xF0)) {
+                if (0==n_mru) {
+                    addLoader("LXMRU058", NULL);
+                }
+            }
+            addLoader("LXUNF035", NULL);
+        }
+    }
+    else {
+        addLoader("LEXEC017", NULL);
+    }
+
+    addLoader("IDENTSTR", NULL);
+    addLoader("LEXEC020", NULL);
+    addLoader("FOLDEXEC", NULL);
+}
+
+
+template <class T>
+void PackMachBase<T>::defineSymbols(Filter const *)
 {
     // empty
 }
 
 
+template <class T>
 void
-PackMachPPC32::buildMachLoader(
+PackMachBase<T>::buildMachLoader(
     upx_byte const *const proto,
     unsigned        const szproto,
     upx_byte const *const fold,
@@ -142,11 +230,23 @@ PackMachPPC32::buildLoader(const Filter *ft)
         stub_powerpc_darwin_macho_entry, sizeof(stub_powerpc_darwin_macho_entry),
         stub_powerpc_darwin_macho_fold,  sizeof(stub_powerpc_darwin_macho_fold),  ft );
 }
-void PackMachPPC32::patchLoader() { }
-void PackMachPPC32::updateLoader(OutputFile *) {}
 
 void
-PackMachPPC32::patchLoaderChecksum()
+PackMachI386::buildLoader(const Filter *ft)
+{
+    buildMachLoader(
+        stub_i386_darwin_macho_entry, sizeof(stub_i386_darwin_macho_entry),
+        stub_i386_darwin_macho_fold,  sizeof(stub_i386_darwin_macho_fold),  ft );
+}
+
+template <class T>
+void PackMachBase<T>::patchLoader() { }
+
+template <class T>
+void PackMachBase<T>::updateLoader(OutputFile *) {}
+
+template <class T>
+void PackMachBase<T>::patchLoaderChecksum()
 {
     unsigned char *const ptr = getLoader();
     l_info *const lp = &linfo;
@@ -160,8 +260,9 @@ PackMachPPC32::patchLoaderChecksum()
     lp->l_checksum = upx_adler32(ptr, lsize);
 }
 
-static int __acc_cdecl_qsort
+template <class T>
-compare_segment_command(void const *const aa, void const *const bb)
+int __acc_cdecl_qsort
+PackMachBase<T>::compare_segment_command(void const *const aa, void const *const bb)
 {
     Mach_segment_command const *const a = (Mach_segment_command const *)aa;
     Mach_segment_command const *const b = (Mach_segment_command const *)bb;
@@ -174,8 +275,7 @@ compare_segment_command(void const *const aa, void const *const bb)
                                return  0;
 }
 
-void
+void PackMachPPC32::pack4(OutputFile *fo, Filter &ft)  // append PackHeader
-PackMachPPC32::pack4(OutputFile *fo, Filter &ft)  // append PackHeader
 {
     // offset of p_info in compressed file
     overlay_offset = sizeof(mhdro) + sizeof(segcmdo) + sizeof(threado) + sizeof(linfo);
@@ -184,31 +284,59 @@ PackMachPPC32::pack4(OutputFile *fo, Filter &ft)  // append PackHeader
     segcmdo.filesize = fo->getBytesWritten();
     segcmdo.vmsize += segcmdo.filesize;
     fo->seek(sizeof(mhdro), SEEK_SET);
-    fo->write(&segcmdo, sizeof(segcmdo));
+    fo->rewrite(&segcmdo, sizeof(segcmdo));
-    fo->write(&threado, sizeof(threado));
+    fo->rewrite(&threado, sizeof(threado));
-    fo->write(&linfo, sizeof(linfo));
+    fo->rewrite(&linfo, sizeof(linfo));
 }
 
-void
+void PackMachI386::pack4(OutputFile *fo, Filter &ft)  // append PackHeader
-PackMachPPC32::pack3(OutputFile *fo, Filter &ft)  // append loader
+{
+    // offset of p_info in compressed file
+    overlay_offset = sizeof(mhdro) + sizeof(segcmdo) + sizeof(threado) + sizeof(linfo);
+
+    super::pack4(fo, ft);
+    segcmdo.filesize = fo->getBytesWritten();
+    segcmdo.vmsize += segcmdo.filesize;
+    fo->seek(sizeof(mhdro), SEEK_SET);
+    fo->rewrite(&segcmdo, sizeof(segcmdo));
+    fo->rewrite(&threado, sizeof(threado));
+    fo->rewrite(&linfo, sizeof(linfo));
+}
+
+void PackMachPPC32::pack3(OutputFile *fo, Filter &ft)  // append loader
 {
     BE32 disp;
     unsigned const zero = 0;
     unsigned len = fo->getBytesWritten();
-    fo->write(&zero, 3& -len);
+    fo->write(&zero, 3& (0u-len));
-    len += (3& -len) + sizeof(disp);
+    len += (3& (0u-len)) + sizeof(disp);
-    set_be32(&disp, 4+ len - sz_mach_headers);  // 4: sizeof(instruction)
+    disp = 4+ len - sz_mach_headers;  // 4: sizeof(instruction)
     fo->write(&disp, sizeof(disp));
 
     threado.state.srr0 = len + segcmdo.vmaddr;  /* entry address */
     super::pack3(fo, ft);
 }
 
+void PackMachI386::pack3(OutputFile *fo, Filter &ft)  // append loader
+{
+    LE32 disp;
+    unsigned const zero = 0;
+    unsigned len = fo->getBytesWritten();
+    fo->write(&zero, 3& (0u-len));
+    len += (3& (0u-len));
+    disp = len - sz_mach_headers;
+    fo->write(&disp, sizeof(disp));
+
+    threado.state.eip = len + sizeof(disp) + segcmdo.vmaddr;  /* entry address */
+    super::pack3(fo, ft);
+}
+
 // Determine length of gap between PT_LOAD phdri[k] and closest PT_LOAD
 // which follows in the file (or end-of-file).  Optimize for common case
 // where the PT_LOAD are adjacent ascending by .p_offset.  Assume no overlap.
 
-unsigned PackMachPPC32::find_SEGMENT_gap(
+template <class T>
+unsigned PackMachBase<T>::find_SEGMENT_gap(
     unsigned const k
 )
 {
@@ -216,8 +344,7 @@ unsigned PackMachPPC32::find_SEGMENT_gap(
     ||  0==msegcmd[k].filesize ) {
         return 0;
     }
-    unsigned const hi = get_native32(&msegcmd[k].fileoff) +
+    unsigned const hi = msegcmd[k].fileoff + msegcmd[k].filesize;
-                        get_native32(&msegcmd[k].filesize);
     unsigned lo = ph.u_file_size;
     unsigned j = k;
     for (;;) { // circular search, optimize for adjacent ascending
@@ -230,7 +357,7 @@ unsigned PackMachPPC32::find_SEGMENT_gap(
         }
         if (Mach_segment_command::LC_SEGMENT==msegcmd[j].cmd
         &&  0!=msegcmd[j].filesize ) {
-            unsigned const t = get_native32(&msegcmd[j].fileoff);
+            unsigned const t = msegcmd[j].fileoff;
             if ((t - hi) < (lo - hi)) {
                 lo = t;
                 if (hi==lo) {
@@ -242,8 +369,20 @@ unsigned PackMachPPC32::find_SEGMENT_gap(
     return lo - hi;
 }
 
-void
+template <class T>
-PackMachPPC32::pack2(OutputFile *fo, Filter &ft)  // append compressed body
+void PackMachBase<T>::pack4(OutputFile *fo, Filter &ft)
+{
+    PackUnix::pack4(fo, ft);  // FIXME  super() does not work?
+}
+
+template <class T>
+void PackMachBase<T>::pack3(OutputFile *fo, Filter &ft)
+{
+    PackUnix::pack3(fo, ft);  // FIXME  super() does not work?
+}
+
+template <class T>
+void PackMachBase<T>::pack2(OutputFile *fo, Filter &ft)  // append compressed body
 {
     Extent x;
     unsigned k;
@@ -269,6 +408,17 @@ PackMachPPC32::pack2(OutputFile *fo, Filter &ft)  // append compressed body
     uip->ui_pass = 0;
     ft.addvalue = 0;
 
+    // Packer::compressWithFilters chooses a filter for us, and the stubs
+    // can handle only one filter, and most filters are for executable
+    // instructions.  So filter only the largest executable segment.
+    unsigned exe_filesize_max = 0;
+    for (k = 0; k < n_segment; ++k)
+    if (Mach_segment_command::LC_SEGMENT==msegcmd[k].cmd
+    &&  0!=(Mach_segment_command::VM_PROT_EXECUTE & msegcmd[k].initprot)
+    &&  exe_filesize_max < msegcmd[k].filesize) {
+        exe_filesize_max = msegcmd[k].filesize;
+    }
+
     int nx = 0;
     for (k = 0; k < n_segment; ++k)
     if (Mach_segment_command::LC_SEGMENT==msegcmd[k].cmd
@@ -280,17 +430,20 @@ PackMachPPC32::pack2(OutputFile *fo, Filter &ft)  // append compressed body
             x.offset    += delta;
             x.size      -= delta;
         }
+        bool const do_filter = (msegcmd[k].filesize==exe_filesize_max)
+            && 0!=(Mach_segment_command::VM_PROT_EXECUTE & msegcmd[k].initprot);
         packExtent(x, total_in, total_out,
-            ((Mach_segment_command::VM_PROT_EXECUTE & msegcmd[k].initprot)
+            (do_filter ? &ft : 0 ), fo, hdr_u_len );
-                ? &ft : 0 ), fo, hdr_u_len );
+        if (do_filter) {
+            exe_filesize_max = 0;
+        }
         hdr_u_len = 0;
         ++nx;
     }
     for (k = 0; k < n_segment; ++k) {
         x.size = find_SEGMENT_gap(k);
         if (x.size) {
-            x.offset = get_native32(&msegcmd[k].fileoff) +
+            x.offset = msegcmd[k].fileoff +msegcmd[k].filesize;
-                       get_native32(&msegcmd[k].filesize);
             packExtent(x, total_in, total_out, 0, fo);
         }
     }
@@ -304,12 +457,33 @@ PackMachPPC32::pack2(OutputFile *fo, Filter &ft)  // append compressed body
 #undef PAGE_SIZE
 #define PAGE_MASK (~0u<<12)
 #define PAGE_SIZE -PAGE_MASK
-void
+
-PackMachPPC32::pack1(OutputFile *fo, Filter &/*ft*/)  // generate executable header
+void PackMachPPC32::pack1_setup_threado(OutputFile *const fo)
+{
+    threado.cmd = Mach_segment_command::LC_UNIXTHREAD;
+    threado.cmdsize = sizeof(threado);
+    threado.flavor = my_thread_flavor;
+    threado.count =  my_thread_state_word_count;
+    memset(&threado.state, 0, sizeof(threado.state));
+    fo->write(&threado, sizeof(threado));
+}
+
+void PackMachI386::pack1_setup_threado(OutputFile *const fo)
+{
+    threado.cmd = Mach_segment_command::LC_UNIXTHREAD;
+    threado.cmdsize = sizeof(threado);
+    threado.flavor = my_thread_flavor;
+    threado.count =  my_thread_state_word_count;
+    memset(&threado.state, 0, sizeof(threado.state));
+    fo->write(&threado, sizeof(threado));
+}
+
+template <class T>
+void PackMachBase<T>::pack1(OutputFile *const fo, Filter &/*ft*/)  // generate executable header
 {
     mhdro = mhdri;
     mhdro.ncmds = 2;
-    mhdro.sizeofcmds = sizeof(segcmdo) + sizeof(threado);
+    mhdro.sizeofcmds = sizeof(segcmdo) + my_thread_command_size;
     mhdro.flags = Mach_header::MH_NOUNDEFS;
     fo->write(&mhdro, sizeof(mhdro));
 
@@ -329,12 +503,7 @@ PackMachPPC32::pack1(OutputFile *fo, Filter &/*ft*/)  // generate executable hea
     segcmdo.flags = 0;
     fo->write(&segcmdo, sizeof(segcmdo));
 
-    threado.cmd = Mach_segment_command::LC_UNIXTHREAD;
+    pack1_setup_threado(fo);
-    threado.cmdsize = sizeof(threado);
-    threado.flavor = Mach_thread_command::PPC_THREAD_STATE;
-    threado.count =  Mach_thread_command::PPC_THREAD_STATE_COUNT;
-    memset(&threado.state, 0, sizeof(threado.state));
-    fo->write(&threado, sizeof(threado));
     sz_mach_headers = fo->getBytesWritten();
 
     memset((char *)&linfo, 0, sizeof(linfo));
@@ -343,9 +512,11 @@ PackMachPPC32::pack1(OutputFile *fo, Filter &/*ft*/)  // generate executable hea
     return;
 }
 
-void
+template <class T>
-PackMachPPC32::unpack(OutputFile *fo)
+void PackMachBase<T>::unpack(OutputFile *fo)
 {
+    overlay_offset = sizeof(mhdro) + sizeof(segcmdo) +
+        my_thread_command_size + sizeof(linfo);
     fi->seek(overlay_offset, SEEK_SET);
     p_info hbuf;
     fi->readx(&hbuf, sizeof(hbuf));
@@ -359,6 +530,8 @@ PackMachPPC32::unpack(OutputFile *fo)
     fi->readx(&bhdr, sizeof(bhdr));
     ph.u_len = get_native32(&bhdr.sz_unc);
     ph.c_len = get_native32(&bhdr.sz_cpr);
+    ph.method = bhdr.b_method;
+    ph.filter = bhdr.b_ftid;
     ph.filter_cto = bhdr.b_cto8;
 
     // Uncompress Macho headers
@@ -396,15 +569,14 @@ PackMachPPC32::unpack(OutputFile *fo)
     ) {
         if (Mach_segment_command::LC_SEGMENT==sc->cmd
         &&  0!=sc->filesize ) {
-            unsigned filesize = get_be32(&sc->filesize);
+            unsigned filesize = sc->filesize;
             unpackExtent(filesize, fo, total_in, total_out, c_adler, u_adler, false, sizeof(bhdr));
         }
     }
     for (unsigned j = 0; j < ncmds; ++j) {
         unsigned const size = find_SEGMENT_gap(j);
         if (size) {
-            unsigned const where = get_native32(&msegcmd[k].fileoff) +
+            unsigned const where = msegcmd[k].fileoff +msegcmd[k].filesize;
-                                   get_native32(&msegcmd[k].filesize);
             if (fo)
                 fo->seek(where, SEEK_SET);
             unpackExtent(size, fo, total_in, total_out,
@@ -414,14 +586,14 @@ PackMachPPC32::unpack(OutputFile *fo)
 }
 
 
-bool
+template <class T>
-PackMachPPC32::canPack()
+bool PackMachBase<T>::canPack()
 {
     fi->seek(0, SEEK_SET);
     fi->readx(&mhdri, sizeof(mhdri));
 
     if (Mach_header::MH_MAGIC         !=mhdri.magic
-    ||  Mach_header::CPU_TYPE_POWERPC !=mhdri.cputype
+    ||  my_cputype                    !=mhdri.cputype
     ||  Mach_header::MH_EXECUTE       !=mhdri.filetype
     )
         return false;
@@ -457,11 +629,204 @@ PackMachPPC32::canPack()
             sz_segment = msegcmd[j].filesize + msegcmd[j].fileoff - msegcmd[0].fileoff;
         }
     }
+
+    // info: currently the header is 36 (32+4) bytes before EOF
+    unsigned char buf[256];
+    fi->seek(-(off_t)sizeof(buf), SEEK_END);
+    fi->readx(buf, sizeof(buf));
+    checkAlreadyPacked(buf, sizeof(buf));
+
     // set options
     opt->o_unix.blocksize = file_size;
     return 0 < n_segment;
 }
 
+template class PackMachBase<MachClass_BE32>;
+template class PackMachBase<MachClass_LE32>;
+
+
+PackMachFat::PackMachFat(InputFile *f) : super(f)
+{
+    bele = &N_BELE_RTP::le_policy;  // sham
+}
+
+PackMachFat::~PackMachFat()
+{
+}
+
+const int *PackMachFat::getCompressionMethods(int /*method*/, int /*level*/) const
+{
+    static const int m_nrv2e[] = { M_NRV2E_LE32, M_END };
+    return m_nrv2e;  // sham
+}
+
+const int *PackMachFat::getFilters() const
+{
+    static const int filters[] = { 0x49, FT_END };
+    return filters;  // sham
+}
+
+void PackMachFat::pack(OutputFile *fo)
+{
+    unsigned const in_size = this->file_size;
+    fo->write(&fat_head, sizeof(fat_head.fat) +
+        fat_head.fat.nfat_arch * sizeof(fat_head.arch[0]));
+    unsigned length = 0;
+    for (unsigned j=0; j < fat_head.fat.nfat_arch; ++j) {
+        unsigned base = fo->unset_extent();  // actual length
+        base += ~(~0u<<fat_head.arch[j].align) & (0-base);  // align up
+        fo->seek(base, SEEK_SET);
+        fo->set_extent(base, ~0u);
+
+        ph.u_file_size = fat_head.arch[j].size;
+        fi->set_extent(fat_head.arch[j].offset, fat_head.arch[j].size);
+        switch (fat_head.arch[j].cputype) {
+        case PackMachFat::CPU_TYPE_I386: {
+            PackMachI386 packer(fi);
+            packer.initPackHeader();
+            packer.canPack();
+            packer.updatePackHeader();
+            packer.pack(fo);
+        } break;
+        case PackMachFat::CPU_TYPE_POWERPC: {
+            PackMachPPC32 packer(fi);
+            packer.initPackHeader();
+            packer.canPack();
+            packer.updatePackHeader();
+            packer.pack(fo);
+        } break;
+        }  // switch cputype
+        fat_head.arch[j].offset = base;
+        length = fo->unset_extent();
+        fat_head.arch[j].size = length - base;
+    }
+    ph.u_file_size = in_size;
+    fi->set_extent(0, in_size);
+
+    fo->seek(0, SEEK_SET);
+    fo->rewrite(&fat_head, sizeof(fat_head.fat) +
+        fat_head.fat.nfat_arch * sizeof(fat_head.arch[0]));
+    fo->set_extent(0, length);
+}
+
+void PackMachFat::unpack(OutputFile *fo)
+{
+    fo->seek(0, SEEK_SET);
+    fo->write(&fat_head, sizeof(fat_head.fat) +
+        fat_head.fat.nfat_arch * sizeof(fat_head.arch[0]));
+    unsigned length;
+    for (unsigned j=0; j < fat_head.fat.nfat_arch; ++j) {
+        unsigned base = fo->unset_extent();  // actual length
+        base += ~(~0u<<fat_head.arch[j].align) & (0-base);  // align up
+        fo->seek(base, SEEK_SET);
+        fo->set_extent(base, ~0u);
+
+        ph.u_file_size = fat_head.arch[j].size;
+        fi->set_extent(fat_head.arch[j].offset, fat_head.arch[j].size);
+        switch (fat_head.arch[j].cputype) {
+        case PackMachFat::CPU_TYPE_I386: {
+            PackMachI386 packer(fi);
+            packer.initPackHeader();
+            packer.canUnpack();
+            packer.unpack(fo);
+        } break;
+        case PackMachFat::CPU_TYPE_POWERPC: {
+            PackMachPPC32 packer(fi);
+            packer.initPackHeader();
+            packer.canUnpack();
+            packer.unpack(fo);
+        } break;
+        }  // switch cputype
+        fat_head.arch[j].offset = base;
+        length = fo->unset_extent();
+        fat_head.arch[j].size = length - base;
+    }
+    fo->unset_extent();
+    fo->seek(0, SEEK_SET);
+    fo->rewrite(&fat_head, sizeof(fat_head.fat) +
+        fat_head.fat.nfat_arch * sizeof(fat_head.arch[0]));
+}
+
+bool PackMachFat::canPack()
+{
+    struct Mach_fat_arch *arch = &fat_head.arch[0];
+
+    fi->readx(&fat_head, sizeof(fat_head));
+    if (Mach_fat_header::FAT_MAGIC!=fat_head.fat.magic
+    ||  N_FAT_ARCH < fat_head.fat.nfat_arch) {
+        return false;
+    }
+    for (unsigned j=0; j < fat_head.fat.nfat_arch; ++j) {
+        fi->set_extent(fat_head.arch[j].offset, fat_head.arch[j].size);
+        switch (arch[j].cputype) {
+        default: return false;
+        case PackMachFat::CPU_TYPE_I386: {
+            PackMachI386 packer(fi);
+            if (!packer.canPack())
+                return false;
+        } break;
+        case PackMachFat::CPU_TYPE_POWERPC: {
+            PackMachPPC32 packer(fi);
+            if (!packer.canPack())
+                return false;
+        } break;
+        }  // switch cputype
+    }
+
+    // info: currently the header is 36 (32+4) bytes before EOF
+    unsigned char buf[256];
+    fi->seek(-(off_t)sizeof(buf), SEEK_END);
+    fi->readx(buf, sizeof(buf));
+    checkAlreadyPacked(buf, sizeof(buf));
+
+    return true;
+}
+
+int PackMachFat::canUnpack()
+{
+    struct Mach_fat_arch *arch = &fat_head.arch[0];
+
+    fi->readx(&fat_head, sizeof(fat_head));
+    if (Mach_fat_header::FAT_MAGIC!=fat_head.fat.magic
+    ||  N_FAT_ARCH < fat_head.fat.nfat_arch) {
+        return false;
+    }
+    for (unsigned j=0; j < fat_head.fat.nfat_arch; ++j) {
+        fi->set_extent(fat_head.arch[j].offset, fat_head.arch[j].size);
+        switch (arch[j].cputype) {
+        default: return false;
+        case PackMachFat::CPU_TYPE_I386: {
+            PackMachI386 packer(fi);
+            if (!packer.canUnpack())
+                return 0;
+            ph.format = packer.getFormat(); // FIXME: copy entire PackHeader
+        } break;
+        case PackMachFat::CPU_TYPE_POWERPC: {
+            PackMachPPC32 packer(fi);
+            if (!packer.canUnpack())
+                return 0;
+            ph.format = packer.getFormat(); // FIXME: copy entire PackHeader
+        } break;
+        }  // switch cputype
+    }
+    return 1;
+}
+
+void PackMachFat::buildLoader(const Filter */*ft*/)
+{
+    assert(false);
+}
+
+Linker* PackMachFat::newLinker() const
+{
+    return new ElfLinkerX86;  // sham
+}
+
+void PackMachFat::list()
+{
+    assert(false);
+}
+
 /*
 vi:ts=4:et
 */

src/p_mach.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -29,159 +29,328 @@
 #ifndef __UPX_P_MACHO_H
 #define __UPX_P_MACHO_H
 
+
+struct Mach_fat_header {
+    BE32 magic;
+        enum {  // note conflict with java bytecode PackLinuxI386
+            FAT_MAGIC      = 0xcafebabe,
+            FAT_MAGIC_SWAB = 0xbebafeca
+        };
+    BE32 nfat_arch;  // Number of Mach_fat_arch which follow.
+}
+__attribute_packed;
+
+struct Mach_fat_arch {
+    BE32 cputype;
+    BE32 cpusubtype;
+    BE32 offset;
+    BE32 size;
+    BE32 align;  /* shift count; log base 2 */
+}
+__attribute_packed;
+
+
 /*************************************************************************
-// Mach  Mach Object executable
+// Mach  Mach Object executable; all structures are target-endian
+// 'otool' is the Mach analog of 'readelf' (convert executable file to ASCII).
 **************************************************************************/
 
-struct Mach_header {
+namespace N_Mach {
-    BE32 magic;
-        enum {
-            MH_MAGIC = 0xfeedface
-        };
-    BE32 cputype;
-        enum {
-            CPU_TYPE_POWERPC = 18
-        };
-    BE32 cpysubtype;
-    BE32 filetype;
-        enum {
-            MH_EXECUTE = 2
-        };
-    BE32 ncmds;
-    BE32 sizeofcmds;
-    BE32 flags;
-        enum {
-            MH_NOUNDEFS = 1
-        };
-}
-__attribute_packed;
 
-struct Mach_segment_command {
+// integral types
-    BE32 cmd;
+template <class TWord, class TXword, class TAddr, class TOff>
-        enum {
+struct MachITypes
-            LC_SEGMENT       = 0x1,
+{
-            LC_THREAD        = 0x4,
+    typedef TWord   Word;
-            LC_UNIXTHREAD    = 0x5,
+    typedef TXword  Xword;
-            LC_LOAD_DYLINKER = 0xe
+    typedef TAddr   Addr;
-        };
+    typedef TOff    Off;
-    BE32 cmdsize;
-    char segname[16];
-    BE32 vmaddr;
-    BE32 vmsize;
-    BE32 fileoff;
-    BE32 filesize;
-    BE32 maxprot;
-        enum {
-            VM_PROT_READ = 1,
-            VM_PROT_WRITE = 2,
-            VM_PROT_EXECUTE = 4
-        };
-    BE32 initprot;
-    BE32 nsects;
-    BE32 flags;
-}
-__attribute_packed;
-
-struct Mach_section {
-    char sectname[16];
-    char segname[16];
-    BE32 addr;   /* memory address */
-    BE32 size;   /* size in bytes */
-    BE32 offset; /* file offset */
-    BE32 align;  /* power of 2 */
-    BE32 reloff; /* file offset of relocation entries */
-    BE32 nreloc; /* number of relocation entries */
-    BE32 flags;  /* section type and attributes */
-        enum {
-            S_REGULAR = 0,
-            S_ZEROFILL,
-            S_CSTRING_LITERALS,
-            S_4BYTE_LITERALS,
-            S_8BYTE_LITERALS,
-            S_LITERAL_POINTERS,
-            S_NON_LAZY_SYMBOL_POINTERS,
-            S_LAZY_SYMBOL_POINTERS,
-            S_SYMBOL_STUBS,
-            S_MOD_INIT_FUNC_POINTERS,
-            S_MOD_TERM_FNC_POINTERS,
-            S_COALESCED
-        };
-        enum {
-            S_ATTR_PURE_INSTRUCTIONS = 0x80000000,
-            S_ATTR_NO_TOC            = 0x40000000,
-            S_ATTR_STRIP_STATIC_SYMS = 0x20000000,
-            S_ATTR_SOME_INSTRUCTIONS = 0x00000400,
-            S_ATTR_EXT_RELOC         = 0x00000200,
-            S_ATTR_LOC_RELOC         = 0x00000100
-        };
-    BE32 reserved1;
-    BE32 reserved2;
-
-}
-__attribute_packed;
-
-struct Mach_ppc_thread_state {
-    BE32 srr0;      /* Instruction address register (PC; entry addr) */
-    BE32 srr1;      /* Machine state register (supervisor) */
-    BE32  r0, r1, r2, r3, r4, r5, r6, r7;
-    BE32  r8, r9,r10,r11,r12,r13,r14,r15;
-    BE32 r16,r17,r18,r19,r20,r21,r22,r23;
-    BE32 r24,r25,r26,r27,r28,r29,r30,r31;
-
-    BE32 cr;        /* Condition register */
-    BE32 xer;       /* User's integer exception register */
-    BE32 lr;        /* Link register */
-    BE32 ctr;       /* Count register */
-    BE32 mq;        /* MQ register (601 only) */
-
-    BE32 vrsave;    /* Vector Save Register */
 };
 
-struct Mach_thread_command {
+template <class TMachITypes>
-    BE32 cmd;            /* LC_THREAD or  LC_UNIXTHREAD */
+struct Mach_header
-    BE32 cmdsize;        /* total size of this command */
+{
-    BE32 flavor;
+    typedef typename TMachITypes::Word Word;
-        enum {
+
-            PPC_THREAD_STATE = 1
+    Word magic;
-        };
+    Word cputype;
-    BE32 count;          /* sizeof(following_thread_state)/4 */
+    Word cpysubtype;
-        enum {
+    Word filetype;
-            PPC_THREAD_STATE_COUNT = sizeof(struct Mach_ppc_thread_state)/4
+    Word ncmds;
-        };
+    Word sizeofcmds;
-    struct Mach_ppc_thread_state state;
+    Word flags;
+#define WANT_MACH_HEADER_ENUM 1
+#include "p_mach_enum.h"
 }
 __attribute_packed;
 
+template <class TMachITypes>
+struct Mach_header64
+{  // only difference is padding to 0 mod 8
+    typedef typename TMachITypes::Word Word;
 
+    Word magic;
+    Word cputype;
+    Word cpysubtype;
+    Word filetype;
+    Word ncmds;
+    Word sizeofcmds;
+    Word flags;
+    Word reserved;  // pad to 0 mod 8
+#define WANT_MACH_HEADER_ENUM 1
+#include "p_mach_enum.h"
+}
+__attribute_packed;
+
+template <class TMachITypes>
+struct Mach_segment_command
+{
+    typedef typename TMachITypes::Word Word;
+    typedef typename TMachITypes::Addr Addr;
+    typedef typename TMachITypes::Off  Off;
+
+    Word cmd;
+    Word cmdsize;
+    char segname[16];
+    Addr vmaddr;
+    Addr vmsize;
+    Off  fileoff;
+    Off  filesize;
+    Word maxprot;
+    Word initprot;
+    Word nsects;
+    Word flags;
+#define WANT_MACH_SEGMENT_ENUM 1
+#include "p_mach_enum.h"
+}
+__attribute_packed;
+
+template <class TMachITypes>
+struct Mach_section_command
+{
+    typedef typename TMachITypes::Word Word;
+    typedef typename TMachITypes::Addr Addr;
+    typedef typename TMachITypes::Off  Off;
+
+    char sectname[16];
+    char segname[16];
+    Addr addr;   /* memory address */
+    Addr size;   /* size in bytes */
+    Word offset; /* file offset */  // FIXME: 64 bit?
+    Word align;  /* power of 2 */
+    Word reloff; /* file offset of relocation entries */
+    Word nreloc; /* number of relocation entries */
+    Word flags;  /* section type and attributes */
+    Word reserved1;
+    Word reserved2;
+#define WANT_MACH_SECTION_ENUM 1
+#include "p_mach_enum.h"
+}
+__attribute_packed;
+
+template <class TMachITypes>
+struct Mach_ppc_thread_state
+{
+    typedef typename TMachITypes::Addr Addr;
+
+    Addr srr0;      /* Instruction address register (PC; entry addr) */
+    Addr srr1;      /* Machine state register (supervisor) */
+    Addr  r0, r1, r2, r3, r4, r5, r6, r7;
+    Addr  r8, r9,r10,r11,r12,r13,r14,r15;
+    Addr r16,r17,r18,r19,r20,r21,r22,r23;
+    Addr r24,r25,r26,r27,r28,r29,r30,r31;
+
+    Addr cr;        /* Condition register */  // FIXME: Word?
+    Addr xer;       /* User's integer exception register */
+    Addr lr;        /* Link register */
+    Addr ctr;       /* Count register */
+    Addr mq;        /* MQ register (601 only) */
+
+    Addr vrsave;    /* Vector Save Register */
+}
+__attribute_packed;
+
+template <class TMachITypes>
+struct Mach_i386_thread_state
+{
+    typedef typename TMachITypes::Word Word;
+
+    Word eax, ebx, ecx, edx;
+    Word edi, esi, ebp;
+    Word esp, ss;
+    Word eflags;
+    Word eip, cs;
+    Word ds, es, fs, gs;
+}
+__attribute_packed;
+
+template <class TMachITypes>
+struct Mach_i386_new_thread_state
+{
+    typedef typename TMachITypes::Word Word;
+
+    Word gs, fs, es, ds;
+    Word edi, esi, ebp, esp;
+    Word ebx, edx, ecx, eax;
+    Word eip, cs, efl;
+    Word uesp, ss;
+}
+__attribute_packed;
+
+}  // namespace N_Mach
+
+namespace N_Mach32 {
+
+} // namespace N_Mach32
+
+namespace N_Mach64 {
+
+template <class TMachITypes>
+struct Mach_ppc_thread_state64
+{
+    typedef typename TMachITypes::Word Word;
+    typedef typename TMachITypes::Xword Xword;
+
+    Xword srr0;    /* Instruction address register (PC; entry addr) */
+    Xword srr1;    /* Machine state register (supervisor) */
+    Xword  r0, r1, r2, r3, r4, r5, r6, r7;
+    Xword  r8, r9,r10,r11,r12,r13,r14,r15;
+    Xword r16,r17,r18,r19,r20,r21,r22,r23;
+    Xword r24,r25,r26,r27,r28,r29,r30,r31;
+
+    Word cr;        /* Condition register */  // FIXME: Xword?
+    Xword xer;      /* User's integer exception register */
+    Xword lr;       /* Link register */
+    Xword ctr;      /* Count register */
+
+    Word vrsave;    /* Vector Save Register */
+}
+__attribute_packed;
+
+}  // namespace N_Mach64
+
+namespace N_Mach {
+
+template <class TP>
+struct MachClass_32
+{
+    typedef TP BeLePolicy;
+
+    // integral types
+    typedef typename TP::U16 U16;
+    typedef typename TP::U32 U32;
+    typedef typename TP::U64 U64;
+    typedef N_Mach::MachITypes<U32, U64, U32, U32> MachITypes;
+#if (ACC_CC_BORLANDC)
+    typedef U32 Addr;
+#else
+    typedef typename MachITypes::Addr Addr;
+#endif
+
+    // Mach types
+    typedef N_Mach::Mach_header<MachITypes> Mach_header;
+    typedef N_Mach::Mach_segment_command<MachITypes> Mach_segment_command;
+    typedef N_Mach::Mach_section_command<MachITypes> Mach_section_command;
+    typedef N_Mach::Mach_ppc_thread_state<MachITypes> Mach_ppc_thread_state;
+    typedef N_Mach::Mach_i386_thread_state<MachITypes> Mach_i386_thread_state;
+
+    static void compileTimeAssertions() {
+        BeLePolicy::compileTimeAssertions();
+        COMPILE_TIME_ASSERT(sizeof(Addr) == 4)
+    }
+};
+
+template <class TP>
+struct MachClass_64
+{
+    typedef TP BeLePolicy;
+
+    // integral types
+    typedef typename TP::U16 U16;
+    typedef typename TP::U32 U32;
+    typedef typename TP::U64 U64;
+    typedef N_Mach::MachITypes<U32, U64, U64, U64> MachITypes;
+
+    // Mach types
+    typedef N_Mach::Mach_header64<MachITypes> Mach_header;
+    typedef N_Mach::Mach_segment_command<MachITypes> Mach_segment_command;
+    typedef N_Mach::Mach_section_command<MachITypes> Mach_section_command;
+
+    static void compileTimeAssertions() {
+        BeLePolicy::compileTimeAssertions();
+    }
+};
+
+}  // namespace N_Mach
+
+typedef N_Mach::MachClass_32<N_BELE_CTP::HostPolicy> MachClass_Host32;
+typedef N_Mach::MachClass_64<N_BELE_CTP::HostPolicy> MachClass_Host64;
+typedef N_Mach::MachClass_32<N_BELE_CTP::BEPolicy>   MachClass_BE32;
+typedef N_Mach::MachClass_64<N_BELE_CTP::BEPolicy>   MachClass_BE64;
+typedef N_Mach::MachClass_32<N_BELE_CTP::LEPolicy>   MachClass_LE32;
+typedef N_Mach::MachClass_64<N_BELE_CTP::LEPolicy>   MachClass_LE64;
+
+// shortcuts
+typedef MachClass_Host32::Mach_segment_command Mach32_segment_command;
+typedef MachClass_Host32::Mach_section_command Mach32_section_command;
+
+typedef MachClass_Host64::Mach_segment_command Mach64_segment_command;
+typedef MachClass_Host64::Mach_section_command Mach64_section_command;
+
+typedef MachClass_BE32::Mach_segment_command   MachBE32_segment_command;
+typedef MachClass_BE32::Mach_section_command   MachBE32_section_command;
+
+typedef MachClass_BE64::Mach_segment_command   MachBE64_segment_command;
+typedef MachClass_BE64::Mach_section_command   MachBE64_section_command;
+
+typedef MachClass_LE32::Mach_segment_command   MachLE32_segment_command;
+typedef MachClass_LE32::Mach_section_command   MachLE32_section_command;
+
+typedef MachClass_LE64::Mach_segment_command   MachLE64_segment_command;
+typedef MachClass_LE64::Mach_section_command   MachLE64_section_command;
+
+typedef MachClass_BE32::Mach_ppc_thread_state  Mach_ppc_thread_state;
+typedef MachClass_LE32::Mach_i386_thread_state Mach_i386_thread_state;
 #include "p_unix.h"
 
 
-class PackMachPPC32 : public PackUnixBe32
+template <class TMachClass>
+class PackMachBase : public PackUnix
 {
-    typedef PackUnixBe32 super;
+    typedef PackUnix super;
+protected:
+    typedef TMachClass MachClass;
+    typedef typename MachClass::BeLePolicy BeLePolicy;
+    typedef typename MachClass::MachITypes MachITypes;
+    // integral types
+    typedef typename MachClass::U16   U16;
+    typedef typename MachClass::U32   U32;
+    typedef typename MachClass::U64   U64;
+    typedef typename MachClass::Addr  Addr;
+    // Mach types
+    typedef typename MachClass::Mach_header Mach_header;
+    typedef typename MachClass::Mach_segment_command Mach_segment_command;
+    typedef typename MachClass::Mach_section_command Mach_section_command;
+
 public:
-    PackMachPPC32(InputFile *f);
+    PackMachBase(InputFile *, unsigned cpuid, unsigned t_flavor, unsigned ts_word_cnt, unsigned tc_size);
-    virtual ~PackMachPPC32();
+    virtual ~PackMachBase();
     virtual int getVersion() const { return 13; }
-    virtual int getFormat() const { return UPX_F_MACH_PPC32; }
-    virtual const char *getName() const { return "Mach/ppc32"; }
     virtual const int *getCompressionMethods(int method, int level) const;
-    virtual const int *getFilters() const;
 
     // called by the generic pack()
     virtual void pack1(OutputFile *, Filter &);  // generate executable header
     virtual void pack2(OutputFile *, Filter &);  // append compressed data
-    virtual void pack3(OutputFile *, Filter &);  // append loader
+    virtual void pack3(OutputFile *, Filter &) = 0;  // append loader
-    virtual void pack4(OutputFile *, Filter &);  // append PackHeader
+    virtual void pack4(OutputFile *, Filter &) = 0;  // append PackHeader
 
+    virtual void pack1_setup_threado(OutputFile *const fo) = 0;
     virtual void unpack(OutputFile *fo);
 
     virtual bool canPack();
     virtual unsigned find_SEGMENT_gap(unsigned const k);
 
 protected:
-    virtual void buildLoader(const Filter *ft);
-    virtual Linker* newLinker() const;
     virtual void patchLoader();
     virtual void patchLoaderChecksum();
     virtual void updateLoader(OutputFile *);
@@ -194,6 +363,13 @@ protected:
     virtual void defineSymbols(Filter const *);
     virtual void addStubEntrySections(Filter const *);
 
+    static int __acc_cdecl_qsort compare_segment_command(void const *aa, void const *bb);
+
+    unsigned my_cputype;
+    unsigned my_thread_flavor;
+    unsigned my_thread_state_word_count;
+    unsigned my_thread_command_size;
+
     unsigned  n_segment;
     unsigned sz_segment;
     unsigned sz_mach_headers;
@@ -203,11 +379,172 @@ protected:
 
     Mach_header mhdro;
     Mach_segment_command segcmdo;
-    Mach_thread_command threado;
+
+    struct b_info { // 12-byte header before each compressed block
+        U32 sz_unc;  // uncompressed_size
+        U32 sz_cpr;  //   compressed_size
+        unsigned char b_method;  // compression algorithm
+        unsigned char b_ftid;  // filter id
+        unsigned char b_cto8;  // filter parameter
+        unsigned char b_unused;
+    }
+    __attribute_packed;
+    struct l_info { // 12-byte trailer in header for loader
+        U32  l_checksum;
+        LE32 l_magic;
+        U16  l_lsize;
+        unsigned char l_version;
+        unsigned char l_format;
+    }
+    __attribute_packed;
+
+    struct p_info { // 12-byte packed program header
+        U32 p_progid;
+        U32 p_filesize;
+        U32 p_blocksize;
+    }
+    __attribute_packed;
+
     struct l_info linfo;
 };
 
 
+class PackMachPPC32 : public PackMachBase<MachClass_BE32>
+{
+    typedef PackMachBase<MachClass_BE32> super;
+
+public:
+    PackMachPPC32(InputFile *f) : super(f, Mach_header::CPU_TYPE_POWERPC,
+        Mach_thread_command::PPC_THREAD_STATE,
+        sizeof(Mach_ppc_thread_state)>>2, sizeof(threado)) { }
+
+    virtual int getFormat() const { return UPX_F_MACH_PPC32; }
+    virtual const char *getName() const { return "Mach/ppc32"; }
+    virtual const char *getFullName(const options_t *) const { return "powerpc-darwin.macho"; }
+
+    virtual acc_uint64l_t get_native64(const void *b) const { return get_be64(b); }
+    virtual unsigned get_native32(const void *b) const { return get_be32(b); }
+    virtual unsigned get_native16(const void *b) const { return get_be16(b); }
+    virtual void set_native64(void *b, acc_uint64l_t v) const { set_be64(b, v); }
+    virtual void set_native32(void *b, unsigned v) const { set_be32(b, v); }
+    virtual void set_native16(void *b, unsigned v) const { set_be16(b, v); }
+
+protected:
+    virtual const int *getFilters() const;
+
+    virtual void pack1_setup_threado(OutputFile *const fo);
+    virtual void pack3(OutputFile *, Filter &);  // append loader
+    virtual void pack4(OutputFile *, Filter &);  // append PackHeader
+    virtual Linker* newLinker() const;
+    virtual void buildLoader(const Filter *ft);
+
+    struct Mach_thread_command
+    {
+        BE32 cmd;            /* LC_THREAD or  LC_UNIXTHREAD */
+        BE32 cmdsize;        /* total size of this command */
+        BE32 flavor;
+        BE32 count;          /* sizeof(following_thread_state)/4 */
+        Mach_ppc_thread_state state;
+    #define WANT_MACH_THREAD_ENUM
+    #include "p_mach_enum.h"
+    }
+    __attribute_packed;
+    Mach_thread_command threado;
+};
+
+class PackMachI386 : public PackMachBase<MachClass_LE32>
+{
+    typedef PackMachBase<MachClass_LE32> super;
+
+public:
+    PackMachI386(InputFile *f) : super(f, Mach_header::CPU_TYPE_I386,
+        (unsigned)Mach_thread_command::i386_THREAD_STATE,
+        sizeof(Mach_i386_thread_state)>>2, sizeof(threado)) { }
+
+    virtual int getFormat() const { return UPX_F_MACH_i386; }
+    virtual const char *getName() const { return "Mach/i386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-darwin.macho"; }
+protected:
+    virtual const int *getFilters() const;
+
+    virtual acc_uint64l_t get_native64(const void *b) const { return get_le64(b); }
+    virtual unsigned get_native32(const void *b) const { return get_le32(b); }
+    virtual unsigned get_native16(const void *b) const { return get_le16(b); }
+    virtual void set_native64(void *b, acc_uint64l_t v) const { set_le64(b, v); }
+    virtual void set_native32(void *b, unsigned v) const { set_le32(b, v); }
+    virtual void set_native16(void *b, unsigned v) const { set_le16(b, v); }
+
+    virtual void pack1_setup_threado(OutputFile *const fo);
+    virtual void pack3(OutputFile *, Filter &);  // append loader
+    virtual void pack4(OutputFile *, Filter &);  // append PackHeader
+    virtual Linker* newLinker() const;
+    virtual void buildLoader(const Filter *ft);
+    virtual void addStubEntrySections(Filter const *);
+
+    struct Mach_thread_command
+    {
+        LE32 cmd;            /* LC_THREAD or  LC_UNIXTHREAD */
+        LE32 cmdsize;        /* total size of this command */
+        LE32 flavor;
+        LE32 count;          /* sizeof(following_thread_state)/4 */
+        Mach_i386_thread_state state;
+    #define WANT_MACH_THREAD_ENUM
+    #include "p_mach_enum.h"
+    }
+    __attribute_packed;
+    Mach_thread_command threado;
+};
+
+class PackMachFat : public Packer
+{
+    typedef Packer super;
+public:
+    PackMachFat(InputFile *f);
+    virtual ~PackMachFat();
+
+    virtual int getVersion() const { return 13; }
+    virtual int getFormat() const { return UPX_F_MACH_FAT; }
+    virtual const char *getName() const { return "Mach/fat"; }
+    virtual const char *getFullName(const options_t *) const { return "fat-darwin.macho"; }
+    virtual const int *getCompressionMethods(int method, int level) const;
+    virtual const int *getFilters() const;
+
+protected:
+    // implementation
+    virtual void pack(OutputFile *fo);
+    virtual void unpack(OutputFile *fo);
+    virtual void list();
+
+public:
+    virtual bool canPack();
+    virtual int canUnpack();
+
+protected:
+    // loader core
+    virtual void buildLoader(const Filter *ft);
+    virtual Linker* newLinker() const;
+
+#if (ACC_CC_BORLANDC)
+public:
+#endif
+    enum { N_FAT_ARCH = 5 };
+protected:
+    struct Fat_head {
+        struct Mach_fat_header fat;
+        struct Mach_fat_arch arch[N_FAT_ARCH];
+    }
+    __attribute_packed;
+    Fat_head fat_head;
+
+    // UI handler
+    UiPacker *uip;
+
+    // linker
+    Linker *linker;
+#define WANT_MACH_HEADER_ENUM
+#include "p_mach_enum.h"
+};
+
 #endif /* already included */
 
 

src/p_mach_enum.h

@@ -0,0 +1,108 @@
+/* p_mach_enum.h --
+
+   This file is part of the UPX executable compressor.
+
+   Copyright (C) 2007 John F. Reiser
+   All Rights Reserved.
+
+   UPX and the UCL library are free software; you can redistribute them
+   and/or modify them under the terms of the GNU General Public License as
+   published by the Free Software Foundation; either version 2 of
+   the License, or (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; see the file COPYING.
+   If not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+   John F. Reiser
+   <jreiser@users.sourceforge.net>
+ */
+
+
+/*************************************************************************
+// Use the preprocessor to work around
+//   - that the types embedding these enums have to be PODs, and
+//     deriving from an empty base class (which is the usual C++ way
+//     of "importing" enums) does not yield a POD any more
+//   - that older compilers do not correctly perform EBCO
+**************************************************************************/
+
+#ifdef WANT_MACH_HEADER_ENUM  /*{*/
+#undef WANT_MACH_HEADER_ENUM
+    enum { // magic
+        MH_MAGIC = 0xfeedface
+    };
+    enum { // cputype
+        CPU_TYPE_I386      =          7,
+        CPU_TYPE_POWERPC   = 0x00000012,
+        CPU_TYPE_POWERPC64 = 0x01000012
+    };
+    enum { // filetype
+        MH_EXECUTE = 2
+    };
+    enum { // flags
+        MH_NOUNDEFS = 1
+    };
+#endif  /*}*/
+
+#ifdef WANT_MACH_SEGMENT_ENUM  /*{*/
+#undef WANT_MACH_SEGMENT_ENUM
+    enum { // cmd
+        LC_SEGMENT       = 0x1,
+        LC_THREAD        = 0x4,
+        LC_UNIXTHREAD    = 0x5,
+        LC_LOAD_DYLINKER = 0xe,
+        LC_SEGMENT_64    = 0x19
+    };
+    enum { // maxprot
+        VM_PROT_READ = 1,
+        VM_PROT_WRITE = 2,
+        VM_PROT_EXECUTE = 4
+    };
+#endif  /*}*/
+
+#ifdef WANT_MACH_SECTION_ENUM  /*{*/
+#undef WANT_MACH_SECTION_ENUM
+    enum { // section flags
+        S_REGULAR = 0,
+        S_ZEROFILL,
+        S_CSTRING_LITERALS,
+        S_4BYTE_LITERALS,
+        S_8BYTE_LITERALS,
+        S_LITERAL_POINTERS,
+        S_NON_LAZY_SYMBOL_POINTERS,
+        S_LAZY_SYMBOL_POINTERS,
+        S_SYMBOL_STUBS,
+        S_MOD_INIT_FUNC_POINTERS,
+        S_MOD_TERM_FNC_POINTERS,
+        S_COALESCED
+    };
+    enum {
+        S_ATTR_PURE_INSTRUCTIONS = 0x80000000,
+        S_ATTR_NO_TOC            = 0x40000000,
+        S_ATTR_STRIP_STATIC_SYMS = 0x20000000,
+        S_ATTR_SOME_INSTRUCTIONS = 0x00000400,
+        S_ATTR_EXT_RELOC         = 0x00000200,
+        S_ATTR_LOC_RELOC         = 0x00000100
+    };
+#endif  /*}*/
+
+#ifdef WANT_MACH_THREAD_ENUM  /*{*/
+#undef WANT_MACH_THREAD_ENUM
+    enum { // thread flavor
+        PPC_THREAD_STATE = 1,
+        i386_THREAD_STATE = 1,
+        i386_OLD_THREAD_STATE = -1
+    };
+#endif  /*}*/
+
+/*
+vi:ts=4:et
+*/
+

src/p_ps1.cpp

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2002-2006 Jens Medoch
+   Copyright (C) 2002-2007 Jens Medoch
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -53,7 +53,7 @@ static const
 #define K0_BS           (0x80000000)
 #define K1_BS           (0xa0000000)
 #define EXE_BS          (ih.epc & K0_BS)
-#define FIX_PSVR        (K1_BS - EXE_BS) + (PS_HDR_SIZE - HD_CODE_OFS)
+#define FIX_PSVR        ((K1_BS - EXE_BS) + (PS_HDR_SIZE - HD_CODE_OFS))
 
 // lui / addiu
 #define MIPS_HI(a)      (((a) >> 16) + (((a) & 0x8000) >> 15))
@@ -83,16 +83,17 @@ PackPs1::PackPs1(InputFile *f) :
     pad_code(0), bss_start(0), bss_end(0)
 {
     bele = &N_BELE_RTP::le_policy;
-    COMPILE_TIME_ASSERT(sizeof(ps1_exe_t) == 136);
-    COMPILE_TIME_ASSERT(sizeof(ps1_exe_hb_t) == 44);
-    COMPILE_TIME_ASSERT(sizeof(ps1_exe_chb_t) == 5);
 
-    COMPILE_TIME_ASSERT(PS_HDR_SIZE > sizeof(ps1_exe_t));
+    COMPILE_TIME_ASSERT(sizeof(ps1_exe_t) == 136)
-    COMPILE_TIME_ASSERT(SZ_IH_BKUP == 40);
+    COMPILE_TIME_ASSERT(sizeof(ps1_exe_hb_t) == 44)
-#if 0 // 1 || defined(WITH_NRV)
+    COMPILE_TIME_ASSERT(sizeof(ps1_exe_chb_t) == 5)
-    COMPILE_TIME_ASSERT(sizeof(nrv_loader) == 14812);
+    COMPILE_TIME_ASSERT_ALIGNED1(ps1_exe_t)
-    COMPILE_TIME_ASSERT(NRV_BOOT_LOADER_CRC32 == 0x0);
+    COMPILE_TIME_ASSERT_ALIGNED1(ps1_exe_hb_t)
-#endif
+    COMPILE_TIME_ASSERT_ALIGNED1(ps1_exe_chb_t)
+
+    COMPILE_TIME_ASSERT(PS_HDR_SIZE > sizeof(ps1_exe_t))
+    COMPILE_TIME_ASSERT(SZ_IH_BKUP == 40)
+
     fdata_size = file_size - PS_HDR_SIZE;
     ram_size = !opt->ps1_exe.do_8mb ? 0x200000 : 0x800000;
 }
@@ -151,7 +152,7 @@ bool PackPs1::readBkupHeader()
 }
 
 #define INIT_BH_BKUP(p, l)  {(p)->id = '1'; (p)->len = l;}
-#define ADLER16(a)          ((a) >> 16 ^ ((a) & 0xffff))
+#define ADLER16(a)          (((a) >> 16) ^ ((a) & 0xffff))
 
 void PackPs1::putBkupHeader(const unsigned char *src, unsigned char *dst, unsigned *len)
 {
@@ -169,7 +170,7 @@ void PackPs1::putBkupHeader(const unsigned char *src, unsigned char *dst, unsign
         if (r != UPX_E_OK || sz_cbh >= SZ_IH_BKUP)
             throwInternalError("header compression failed");
         INIT_BH_BKUP(p, sz_cbh);
-        *len = ALIGN_UP(sz_cbh + sizeof(ps1_exe_chb_t) - 1, 4);
+        *len = ALIGN_UP(sz_cbh + (unsigned) sizeof(ps1_exe_chb_t) - 1, 4u);
         p->ih_csum = ADLER16(upx_adler32(&ih.epc, SZ_IH_BKUP));
         memcpy(dst, cpr_bh, SZ_IH_BKUP);
         delete [] cpr_bh;
@@ -300,7 +301,7 @@ void PackPs1::buildLoader(const Filter *)
     else if (ph.method == M_NRV2E_LE32)
         method = isCon ? "nrv2e.small,32bit.sub,nrv.done" :
                     "nrv2e.32bit,nrv.done";
-    else if (ph.method == M_LZMA)
+    else if (M_IS_LZMA(ph.method))
         method = "nrv2b.small,8bit.sub,nrv.done,lzma.prep";
     else
         throwInternalError("unknown compression method");
@@ -314,12 +315,13 @@ void PackPs1::buildLoader(const Filter *)
             throwCantPack("packed data overlap (try --force)");
         }
         else
-            sa_tmp += overlap = ALIGN_UP((ph.overlap_overhead - sa_tmp),4);
+            sa_tmp += overlap = ALIGN_UP((ph.overlap_overhead - sa_tmp), 4u);
     }
 
-    foundBss = findBssSection();
+    if (isCon || !isCon && M_IS_LZMA(ph.method))
+        foundBss = findBssSection();
 
-    if (ph.method == M_LZMA && !buildPart2)
+    if (M_IS_LZMA(ph.method) && !buildPart2)
     {
         initLoader(stub_mipsel_r3000_ps1, sizeof(stub_mipsel_r3000_ps1));
         addLoader("decompressor.start",
@@ -329,7 +331,7 @@ void PackPs1::buildLoader(const Filter *)
     }
     else
     {
-        if (ph.method == M_LZMA && buildPart2)
+        if (M_IS_LZMA(ph.method) && buildPart2)
         {
             sz_lcpr = MemBuffer::getSizeForCompression(sz_lunc);
             unsigned char *cprLoader = new unsigned char[sz_lcpr];
@@ -338,21 +340,21 @@ void PackPs1::buildLoader(const Filter *)
             if (r != UPX_E_OK || sz_lcpr >= sz_lunc)
                 throwInternalError("loader compression failed");
             initLoader(stub_mipsel_r3000_ps1, sizeof(stub_mipsel_r3000_ps1),
-                      (ph.method != M_LZMA || isCon) ? 0 : 1);
+                      isCon || !M_IS_LZMA(ph.method) ? 0 : 1);
             linker->addSection("lzma.exec", cprLoader, sz_lcpr, 0);
             delete [] cprLoader;
         }
         else
             initLoader(stub_mipsel_r3000_ps1, sizeof(stub_mipsel_r3000_ps1));
 
-        pad_code = ALIGN_GAP((ph.c_len + (isCon ? sz_lcpr : 0)), 4);
+        pad_code = ALIGN_GAP((ph.c_len + (isCon ? sz_lcpr : 0)), 4u);
         assert(pad_code < 4);
         static const unsigned char pad_buffer[4] = { 0, 0, 0, 0 };
         linker->addSection("pad.code", pad_buffer, pad_code, 0);
 
         if (isCon)
         {
-            if (ph.method == M_LZMA)
+            if (M_IS_LZMA(ph.method))
                 addLoader(!foundBss ? "con.start" : "bss.con.start",
                           method,
                           ih.tx_ptr & 0xffff ?  "dec.ptr" : "dec.ptr.hi",
@@ -368,17 +370,21 @@ void PackPs1::buildLoader(const Filter *)
         }
         else
         {
-            if (ph.method == M_LZMA)
+            if (M_IS_LZMA(ph.method))
-                addLoader("cdb.start.lzma", "pad.code", "cdb.entry.lzma", method, "cdb.lzma.cpr",
+                addLoader(!foundBss ? "cdb.start.lzma" : "bss.cdb.start.lzma", "pad.code",
+                          !foundBss ? "cdb.entry.lzma" : "bss.cdb.entry.lzma",
+                          method, "cdb.lzma.cpr",
                           ih.tx_ptr & 0xffff ?  "dec.ptr" : "dec.ptr.hi",
                           "lzma.exec", NULL);
             else
+            {
+                assert(foundBss != true);
                 addLoader("cdb.start", "pad.code", "cdb.entry",
                           ih.tx_ptr & 0xffff ?  "cdb.dec.ptr" : "cdb.dec.ptr.hi",
                           method,
                           sa_cnt ? sa_cnt > (0x10000 << 2) ? "memset.long" : "memset.short" : "",
-                          !foundBss ? "cdb.exit" : "bss.exit",
+                          "cdb.exit", NULL);
-                          "pad.code", NULL);
+            }
         }
         addLoader("UPX1HEAD", "IDENTSTR", NULL);
     }
@@ -389,7 +395,7 @@ void PackPs1::buildLoader(const Filter *)
 #define REG1(x)       (((x) >> 5) & 0x1f)
 #define REG2(x)       ((x) & 0x1f)
 
-#define MIPS_IMM(a,b) (((a) - (((b) & 0x8000) >> 15) << 16) | (b))
+#define MIPS_IMM(a,b) ((((a) - (((b) & 0x8000) >> 15)) << 16) | (b))
 
 // Type
 #define REGIMM  1
@@ -439,12 +445,12 @@ bool PackPs1::findBssSection()
                         bss_start = MIPS_IMM(p->hi1, p->lo1);
                         bss_end = MIPS_IMM(p->hi2, p->lo2);
 
-                        if (0 < ALIGN_DOWN(bss_end - bss_start, 4) )
+                        if (0 < ALIGN_DOWN(bss_end - bss_start, 4u))
                         {
-                            unsigned wkmem_sz = (ph.method == M_LZMA) ? 32768 : 800;
+                            unsigned wkmem_sz = M_IS_LZMA(ph.method) ? 32768 : 800;
                             unsigned end_offs = ih.tx_ptr + fdata_size + overlap;
                             if (bss_end > (end_offs + wkmem_sz))
-                                return (isCon || (!isCon && (ph.method == M_LZMA)));
+                                return isCon || (!isCon && M_IS_LZMA(ph.method));
                             else
                                 return false;
                         }
@@ -478,9 +484,9 @@ void PackPs1::pack(OutputFile *fo)
     while (!(*--p_scan)) { if (sa_cnt++ > (0x10000 << 5) || sa_cnt >= fdata_size - 1024) break; }
 
     if (sa_cnt > (0x10000 << 2))
-        sa_cnt = ALIGN_DOWN(sa_cnt,32);
+        sa_cnt = ALIGN_DOWN(sa_cnt, 32u);
     else
-        sa_cnt = ALIGN_DOWN(sa_cnt,4);
+        sa_cnt = ALIGN_DOWN(sa_cnt, 4u);
 
     // prepare packheader
     ph.u_len = (fdata_size - sa_cnt);
@@ -491,7 +497,7 @@ void PackPs1::pack(OutputFile *fo)
     upx_compress_config_t cconf; cconf.reset();
     cconf.conf_ucl.max_match = 65535;
     cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28KB stack
-    compressWithFilters(&ft, sa_cnt, 0, NULL, &cconf);
+    compressWithFilters(&ft, sa_cnt, &cconf);
 
     if (overlap)
     {
@@ -507,7 +513,7 @@ void PackPs1::pack(OutputFile *fo)
 
     unsigned lzma_init = 0;
 
-    if (ph.method == M_LZMA)
+    if (M_IS_LZMA(ph.method))
     {
         sz_lunc = getLoaderSize();
 
@@ -553,7 +559,9 @@ void PackPs1::pack(OutputFile *fo)
     }
     else
     {
-        d_len = (lsize - h_len) - getLoaderSectionStart((ph.method == M_LZMA) ? "cdb.entry.lzma" : "cdb.entry");
+        const char* entry_lzma = !foundBss ? "cdb.entry.lzma" : "bss.cdb.entry.lzma";
+
+        d_len = (lsize - h_len) - getLoaderSectionStart(M_IS_LZMA(ph.method) ? entry_lzma : "cdb.entry");
         e_len = (lsize - d_len) - h_len;
     }
 
@@ -561,10 +569,10 @@ void PackPs1::pack(OutputFile *fo)
     linker->defineSymbol("SC", MIPS_LO(sa_cnt > (0x10000 << 2) ?
                                        sa_cnt >> 5 : sa_cnt >> 2));
     linker->defineSymbol("DECO", decomp_data_start);
-    linker->defineSymbol("ldr_sz", (ph.method == M_LZMA ? sz_lunc + 16 : (d_len-pad_code)));
+    linker->defineSymbol("ldr_sz", M_IS_LZMA(ph.method) ? sz_lunc + 16 : (d_len-pad_code));
 
     if (foundBss)
-        if (ph.method == M_LZMA)
+        if (M_IS_LZMA(ph.method))
             linker->defineSymbol("wrkmem", bss_end - 160 - getDecompressorWrkmemSize()
                                            - (sz_lunc + 16));
         else
@@ -577,7 +585,7 @@ void PackPs1::pack(OutputFile *fo)
 
     unsigned pad = 0;
 
-    if (!opt->ps1_exe.no_align)
+    if (!opt->ps1_exe.no_align || !isCon)
     {
         pad = oh.tx_len;
         oh.tx_len = ALIGN_UP(oh.tx_len, CD_SEC);
@@ -588,7 +596,7 @@ void PackPs1::pack(OutputFile *fo)
     ibuf.clear(0,fdata_size);
     upx_bytep paddata = ibuf;
 
-    if (ph.method == M_LZMA)
+    if (M_IS_LZMA(ph.method))
     {
         linker->defineSymbol("lzma_init_off", lzma_init);
         linker->defineSymbol("gb_e", linker->getSymbolOffset("gb8_e"));
@@ -600,7 +608,7 @@ void PackPs1::pack(OutputFile *fo)
     if (isCon)
     {
         linker->defineSymbol("PAD", pad_code);
-        if (ph.method == M_LZMA)
+        if (M_IS_LZMA(ph.method))
             linker->defineSymbol("DCRT", (entry + getLoaderSectionStart("lzma.exec")));
         else
             linker->defineSymbol("DCRT", (entry + (e_len - d_len)));
@@ -609,9 +617,13 @@ void PackPs1::pack(OutputFile *fo)
     {
         linker->defineSymbol("PSVR", FIX_PSVR);
         linker->defineSymbol("CPDO", comp_data_start);
-        if (ph.method == M_LZMA)
+        if (M_IS_LZMA(ph.method))
-            linker->defineSymbol("lzma_cpr", getLoaderSectionStart("lzma.exec")
+        {
-                                             - getLoaderSectionStart("cdb.entry.lzma"));
+            unsigned entry_lzma = getLoaderSectionStart( !foundBss ? "cdb.entry.lzma" :
+                                                                     "bss.cdb.entry.lzma");
+
+            linker->defineSymbol("lzma_cpr", getLoaderSectionStart("lzma.exec") - entry_lzma);
+        }
     }
 
     relocateLoader();
@@ -621,7 +633,7 @@ void PackPs1::pack(OutputFile *fo)
     memcpy(loader, getLoader(), lsize);
     patchPackHeader(loader, lsize);
 
-    if (!isCon && ph.method == M_LZMA && (HD_CODE_OFS + d_len + h_len) > CD_SEC)
+    if (!isCon && M_IS_LZMA(ph.method) && (HD_CODE_OFS + d_len + h_len) > CD_SEC)
         throwInternalError("lzma --boot-only loader > 2048");
 
     // ps1_exe_t structure
@@ -655,7 +667,7 @@ void PackPs1::pack(OutputFile *fo)
     printf("%-13s: eof in mem OF : %08X bytes\n", getName(), (unsigned int) oh.tx_ptr + oh.tx_len);
     unsigned char i = 0;
     if (isCon) { if (foundBss) i = 1; }
-    else { i = 2; if (ph.method == M_LZMA) { if (!foundBss) i = 3; else i = 4; } }
+    else { i = 2; if (M_IS_LZMA(ph.method)) { if (!foundBss) i = 3; else i = 4; } }
     const char *loader_method[] = { "con/stack", "con/bss", "cdb", "cdb/stack", "cdb/bss" };
     char method_name[32+1]; set_method_name(method_name, sizeof(method_name), ph.method, ph.level);
     printf("%-13s: methods       : %s, %s\n", getName(), method_name, loader_method[i]);

src/p_ps1.h

@@ -2,9 +2,9 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
-   Copyright (C) 2002-2006 Jens Medoch
+   Copyright (C) 2002-2007 Jens Medoch
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -46,6 +46,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_PS1_EXE; }
     virtual const char *getName() const { return "ps1/exe"; }
+    virtual const char *getFullName(const options_t *) const { return "mipsel.r3000-ps1"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 
@@ -111,7 +112,7 @@ protected:
     }
     __attribute_packed;
 
-    typedef struct bss_nfo
+    struct bss_nfo
     {
         LE16    hi1, op1, lo1, op2;
         LE16    hi2, op3, lo2, op4;

src/p_sys.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/p_sys.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -42,6 +42,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_DOS_SYS; }
     virtual const char *getName() const { return "dos/sys"; }
+    virtual const char *getFullName(const options_t *o) const { return o && o->cpu == o->CPU_8086 ? "i086-dos16.sys" : "i286-dos16.sys"; }
 
     virtual bool canPack();
 

src/p_tmt.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -59,18 +59,20 @@ const int *PackTmt::getCompressionMethods(int method, int level) const
 const int *PackTmt::getFilters() const
 {
     static const int filters[] = {
-        0x26, 0x24, 0x11, 0x14, 0x13, 0x16, 0x25, 0x12, 0x15,
+        0x26, 0x24, 0x49, 0x46, 0x16, 0x13, 0x14, 0x11,
-    -1 };
+        FT_ULTRA_BRUTE, 0x25, 0x15, 0x12,
+    FT_END };
     return filters;
 }
 
 
 unsigned PackTmt::findOverlapOverhead(const upx_bytep buf,
+                                      const upx_bytep tbuf,
                                       unsigned range,
                                       unsigned upper_limit) const
 {
     // make sure the decompressor will be paragraph aligned
-    unsigned o = super::findOverlapOverhead(buf, range, upper_limit);
+    unsigned o = super::findOverlapOverhead(buf, tbuf, range, upper_limit);
     o = ((o + 0x20) &~ 0xf) - (ph.u_len & 0xf);
     return o;
 }
@@ -87,6 +89,8 @@ void PackTmt::buildLoader(const Filter *ft)
     // prepare loader
     initLoader(stub_i386_dos32_tmt, sizeof(stub_i386_dos32_tmt));
     addLoader("IDENTSTR,TMTMAIN1",
+              ph.first_offset_found == 1 ? "TMTMAIN1A" : "",
+              "TMTMAIN1B",
               ft->id ? "TMTCALT1" : "",
               "TMTMAIN2,UPX1HEAD,TMTCUTPO",
               NULL);
@@ -168,7 +172,7 @@ int PackTmt::readFileHeader()
 
     fi->seek(adam_offset,SEEK_SET);
     fi->readx(&ih,sizeof(ih));
-    // FIXME: should add some checks for the values in `ih'
+    // FIXME: should add some checks for the values in 'ih'
 
     return UPX_F_TMT_ADAM;
 #undef H4
@@ -184,19 +188,6 @@ bool PackTmt::canPack()
 }
 
 
-static bool defineFilterSymbols(Linker *linker, const Filter *ft)
-{
-    if (ft->id == 0)
-        return false;
-    assert(ft->calls > 0);
-
-    linker->defineSymbol("filter_cto", ft->cto);
-    linker->defineSymbol("filter_length",
-                         (ft->id & 0xf) % 3 == 0 ? ft->calls :
-                         ft->lastcall - ft->calls * 4);
-    return true;
-}
-
 /*************************************************************************
 //
 **************************************************************************/
@@ -249,7 +240,10 @@ void PackTmt::pack(OutputFile *fo)
     Filter ft(ph.level);
     ft.buf_len = usize;
     // compress
-    compressWithFilters(&ft, 512);
+    upx_compress_config_t cconf; cconf.reset();
+    // limit stack size needed for runtime decompression
+    cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28KB stack
+    compressWithFilters(&ft, 512, &cconf);
 
     const unsigned lsize = getLoaderSize();
     const unsigned s_point = getLoaderSection("TMTMAIN1");
@@ -259,11 +253,11 @@ void PackTmt::pack(OutputFile *fo)
 
     // patch loader
     linker->defineSymbol("original_entry", ih.entry);
-    defineFilterSymbols(linker, &ft);
     defineDecompressorSymbols();
+    defineFilterSymbols(&ft);
 
     linker->defineSymbol("bytes_to_copy", ph.c_len + d_len);
-    linker->defineSymbol("copy_dest", ph.u_len + ph.overlap_overhead + d_len - 1);
+    linker->defineSymbol("copy_dest", 0u - (ph.u_len + ph.overlap_overhead + d_len - 1));
     linker->defineSymbol("copy_source", ph.c_len + lsize - 1);
     //fprintf(stderr,"\nelen=%x dlen=%x copy_len=%x  copy_to=%x  oo=%x  jmp_pos=%x  ulen=%x  c_len=%x \n\n",
     //                e_len,d_len,copy_len,copy_to,ph.overlap_overhead,jmp_pos,ph.u_len,ph.c_len);

src/p_tmt.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -42,6 +42,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_TMT_ADAM; }
     virtual const char *getName() const { return "tmt/adam"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-dos32.tmt"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 
@@ -55,6 +56,7 @@ protected:
     virtual int readFileHeader();
 
     virtual unsigned findOverlapOverhead(const upx_bytep buf,
+                                         const upx_bytep tbuf,
                                          unsigned range = 0,
                                          unsigned upper_limit = ~0u) const;
     virtual void buildLoader(const Filter *ft);

src/p_tos.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -307,19 +307,19 @@ bool PackTos::checkFileHeader()
     if ((f & F_PROTMODE) != F_PROT_P)
     {
         if (opt->force < 1)
-            throwCantPack("no private memory protection; use option `-f' to force packing");
+            throwCantPack("no private memory protection; use option '-f' to force packing");
     }
     if (f & F_SHTEXT)
     {
         if (opt->force < 1)
-            throwCantPack("shared text segment; use option `-f' to force packing");
+            throwCantPack("shared text segment; use option '-f' to force packing");
     }
 #if 0
     // fh_reserved seems to be unused
     if (ih.fh_reserved != 0)
     {
         if (opt->force < 1)
-            throwCantPack("reserved header field set; use option `-f' to force packing");
+            throwCantPack("reserved header field set; use option '-f' to force packing");
     }
 #endif
     return true;
@@ -508,7 +508,7 @@ void PackTos::pack(OutputFile *fo)
     upx_compress_config_t cconf; cconf.reset();
     cconf.conf_ucl.max_match = 65535;
     cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28KB stack
-    compressWithFilters(&ft, 512, 0, NULL, &cconf);
+    compressWithFilters(&ft, 512, &cconf);
 
     //
     // multipass buildLoader()

src/p_tos.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -42,6 +42,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_ATARI_TOS; }
     virtual const char *getName() const { return "atari/tos"; }
+    virtual const char *getFullName(const options_t *) const { return "m68k-atari.tos"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 

src/p_unix.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -62,7 +62,7 @@ bool PackUnix::canPack()
 #if defined(__unix__)
     // must be executable by owner
     if ((fi->st.st_mode & S_IXUSR) == 0)
-        throwCantPack("file not executable; try `chmod +x'");
+        throwCantPack("file not executable; try 'chmod +x'");
 #endif
     if (file_size < 4096)
         throwCantPack("file is too small");
@@ -125,8 +125,8 @@ int PackUnix::getStrategy(Filter &/*ft*/)
     // Called just before reading and compressing each block.
     // Might want to adjust blocksize, etc.
 
-    // If user specified the filter, then use it (-2==strategy).
+    // If user specified the filter, then use it (-2==filter_strategy).
-    // Else try the first two filters, and pick the better (2==strategy).
+    // Else try the first two filters, and pick the better (2==filter_strategy).
     return (opt->no_filter ? -3 : ((opt->filter > 0) ? -2 : 2));
 }
 
@@ -151,9 +151,9 @@ void PackUnix::pack2(OutputFile *fo, Filter &ft)
         // which assumes it has free choice on each call [block].
         // And if the choices aren't the same on each block,
         // then un-filtering will give incorrect results.
-        int strategy = getStrategy(ft);
+        int filter_strategy = getStrategy(ft);
         if (file_size > (off_t)blocksize)
-            strategy = -3;      // no filters
+            filter_strategy = -3;      // no filters
 
         int l = fi->readx(ibuf, UPX_MIN(blocksize, remaining));
         remaining -= l;
@@ -170,11 +170,13 @@ void PackUnix::pack2(OutputFile *fo, Filter &ft)
         // that is, AFTER filtering.  We want BEFORE filtering,
         // so that decompression checks the end-to-end checksum.
         unsigned const end_u_adler = upx_adler32(ibuf, ph.u_len, ph.u_adler);
-        compressWithFilters(&ft, OVERHEAD, strategy);
+        compressWithFilters(&ft, OVERHEAD, NULL_cconf, filter_strategy);
 
         if (ph.c_len < ph.u_len) {
+            const upx_bytep tbuf = NULL;
+            if (ft.id == 0) tbuf = ibuf;
             ph.overlap_overhead = OVERHEAD;
-            if (!testOverlappingDecompression(obuf, ph.overlap_overhead)) {
+            if (!testOverlappingDecompression(obuf, tbuf, ph.overlap_overhead)) {
                 // not in-place compressible
                 ph.c_len = ph.u_len;
             }
@@ -318,7 +320,7 @@ void PackUnix::packExtent(
     }
     fi->seek(x.offset, SEEK_SET);
     for (off_t rest = x.size; 0 != rest; ) {
-        int const strategy = getStrategy(*ft);
+        int const filter_strategy = getStrategy(*ft);
         int l = fi->readx(ibuf, UPX_MIN(rest, (off_t)blocksize));
         if (l == 0) {
             break;
@@ -345,17 +347,18 @@ void PackUnix::packExtent(
             ft->id = 0;
             ft->cto = 0;
 
-            compressWithFilters(ft, OVERHEAD, strategy,
+            compressWithFilters(ft, OVERHEAD, NULL_cconf, filter_strategy,
-                NULL, NULL, 0, 0, // those 4 args are the defaults
+                                0, 0, 0, hdr_ibuf, hdr_u_len);
-                hdr_ibuf, hdr_u_len);
         }
         else {
-            (void) compress(ibuf, obuf);    // ignore return value
+            (void) compress(ibuf, ph.u_len, obuf);    // ignore return value
         }
 
         if (ph.c_len < ph.u_len) {
+            const upx_bytep tbuf = NULL;
+            if (ft == NULL || ft->id == 0) tbuf = ibuf;
             ph.overlap_overhead = OVERHEAD;
-            if (!testOverlappingDecompression(obuf, ph.overlap_overhead)) {
+            if (!testOverlappingDecompression(obuf, tbuf, ph.overlap_overhead)) {
                 // not in-place compressible
                 ph.c_len = ph.u_len;
             }
@@ -500,7 +503,7 @@ int PackUnix::canUnpack()
 
     fi->seek(-bufsize, SEEK_END);
     fi->readx(buf, bufsize);
-    if (!getPackHeader(buf, bufsize))
+    if (!getPackHeader(buf, bufsize, true))  // allow incompressible extents
         return false;
 
     int l = ph.buf_offset + ph.getPackHeaderSize();

src/p_unix.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -235,7 +235,7 @@ public:
     virtual bool canPack();
 
 protected:
-    virtual const upx_byte *getLoader() const;
+    virtual upx_byte *getLoader() const;
     virtual int getLoaderSize() const;
 
     virtual void patchLoader();

src/p_vmlinx.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -31,45 +31,165 @@
 
 #include "p_elf.h"
 
+
 /*************************************************************************
 // vmlinx/i386 (bare binary Linux kernel image)
 **************************************************************************/
 
-class PackVmlinuxI386 : public Packer
+template <class TElfClass>
+class PackVmlinuxBase : public Packer
 {
     typedef Packer super;
+protected:
+    typedef TElfClass ElfClass;
+    typedef typename ElfClass::BeLePolicy BeLePolicy;
+    typedef typename ElfClass::ElfITypes  ElfITypes;
+    // integral types
+    typedef typename ElfClass::U16   U16;
+    typedef typename ElfClass::U32   U32;
+    typedef typename ElfClass::U64   U64;
+    typedef typename ElfITypes::Addr Addr;
+    // ELF types
+    typedef typename ElfClass::Ehdr Ehdr;
+    typedef typename ElfClass::Shdr Shdr;
+    typedef typename ElfClass::Phdr Phdr;
+    typedef typename ElfClass::Dyn  Dyn;
+    typedef typename ElfClass::Sym  Sym;
+
 public:
-    PackVmlinuxI386(InputFile *f);
+    PackVmlinuxBase(InputFile *, unsigned, unsigned, unsigned, char const *);
-    virtual ~PackVmlinuxI386();
+    virtual ~PackVmlinuxBase();
     virtual int getVersion() const { return 13; }
-    virtual int getFormat() const { return UPX_F_VMLINUX_i386; }
-    virtual const char *getName() const { return "vmlinux/386"; }
-    virtual const int *getCompressionMethods(int method, int level) const;
-    virtual const int *getFilters() const;
-    virtual int getStrategy(Filter &);
-
-    virtual void pack(OutputFile *fo);
-    virtual void unpack(OutputFile *fo);
-
-    virtual bool canPack();
-    virtual int canUnpack();
 
 protected:
-    virtual Elf_LE32_Shdr const *getElfSections();
+    unsigned int const my_e_machine;
-    virtual void buildLoader(const Filter *ft);
+    unsigned char const my_elfclass;
-    virtual Linker* newLinker() const;
+    unsigned char const my_elfdata;
-//    virtual const upx_byte *getLoader() const;
+    char const *const my_boot_label;
-//    virtual int getLoaderSize() const;
 
     int n_ptload;
     unsigned sz_ptload;
-    Elf_LE32_Phdr *phdri; // from input file
+    unsigned paddr_min;
-    Elf_LE32_Shdr *shdri; // from input file
+    Phdr *phdri; // from input file
+    Shdr *shdri; // from input file
     char *shstrtab; // from input file
-    Elf_LE32_Shdr *p_text;
+    Shdr *p_text;
-    Elf_LE32_Shdr *p_note0;
+    Shdr *p_note0;
-    Elf_LE32_Shdr *p_note1;
+    Shdr *p_note1;
-    Elf_LE32_Ehdr ehdri; // from input file
+    Ehdr ehdri; // from input file
+
+    virtual Shdr const *getElfSections();
+    virtual int getStrategy(Filter &/*ft*/);
+    virtual bool is_valid_e_entry(Addr) = 0;
+    virtual bool has_valid_vmlinux_head() = 0;
+    virtual bool canPack();
+    virtual void pack(OutputFile *fo);
+    virtual int canUnpack();  // bool, except -1: format known, but not packed
+    virtual void unpack(OutputFile *fo);
+    virtual unsigned write_vmlinux_head(
+        OutputFile *const fo,
+        Shdr *const stxt
+    ) = 0;
+    static int __acc_cdecl_qsort compare_Phdr(void const *aa, void const *bb);
+};
+
+
+class PackVmlinuxI386 : public PackVmlinuxBase<ElfClass_LE32>
+{
+    typedef PackVmlinuxBase<ElfClass_LE32> super;
+public:
+    PackVmlinuxI386(InputFile *f) : super(f, Ehdr::EM_386,
+        Ehdr::ELFCLASS32, Ehdr::ELFDATA2LSB, "startup_32") { }
+    virtual int getFormat() const { return UPX_F_VMLINUX_i386; }
+    virtual const char *getName() const { return "vmlinux/386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-linux.kernel.vmlinux"; }
+    virtual const int *getCompressionMethods(int method, int level) const;
+    virtual const int *getFilters() const;
+
+protected:
+    virtual void buildLoader(const Filter *ft);
+    virtual void defineDecompressorSymbols();
+    virtual Linker* newLinker() const;
+    virtual bool is_valid_e_entry(Addr);
+    virtual bool has_valid_vmlinux_head();
+    virtual unsigned write_vmlinux_head(
+        OutputFile *const fo,
+        Shdr *const stxt
+    );
+};
+
+
+class PackVmlinuxARMEL : public PackVmlinuxBase<ElfClass_LE32>
+{
+    typedef PackVmlinuxBase<ElfClass_LE32> super;
+public:
+    PackVmlinuxARMEL(InputFile *f) : super(f, Ehdr::EM_ARM,
+        Ehdr::ELFCLASS32, Ehdr::ELFDATA2LSB, "decompress_kernel") { }
+    virtual int getFormat() const { return UPX_F_VMLINUX_ARMEL; }
+    virtual const char *getName() const { return "vmlinux/armel"; }
+    virtual const char *getFullName(const options_t *) const { return "arm-linux.kernel.vmlinux"; }
+    virtual const int *getCompressionMethods(int method, int level) const;
+    virtual const int *getFilters() const;
+
+protected:
+    virtual void buildLoader(const Filter *ft);
+    virtual void defineDecompressorSymbols();
+    virtual Linker* newLinker() const;
+    virtual bool is_valid_e_entry(Addr);
+    virtual bool has_valid_vmlinux_head();
+    virtual unsigned write_vmlinux_head(
+        OutputFile *const fo,
+        Shdr *const stxt
+    );
+};
+
+class PackVmlinuxARMEB : public PackVmlinuxBase<ElfClass_BE32>
+{
+    typedef PackVmlinuxBase<ElfClass_BE32> super;
+public:
+    PackVmlinuxARMEB(InputFile *f) : super(f, Ehdr::EM_ARM,
+        Ehdr::ELFCLASS32, Ehdr::ELFDATA2MSB, "decompress_kernel") { }
+    virtual int getFormat() const { return UPX_F_VMLINUX_ARMEB; }
+    virtual const char *getName() const { return "vmlinux/armeb"; }
+    virtual const char *getFullName(const options_t *) const { return "armeb-linux.kernel.vmlinux"; }
+    virtual const int *getCompressionMethods(int method, int level) const;
+    virtual const int *getFilters() const;
+
+protected:
+    virtual void buildLoader(const Filter *ft);
+    virtual void defineDecompressorSymbols();
+    virtual Linker* newLinker() const;
+    virtual bool is_valid_e_entry(Addr);
+    virtual bool has_valid_vmlinux_head();
+    virtual unsigned write_vmlinux_head(
+        OutputFile *const fo,
+        Shdr *const stxt
+    );
+};
+
+
+class PackVmlinuxAMD64 : public PackVmlinuxBase<ElfClass_LE64>
+{
+    typedef PackVmlinuxBase<ElfClass_LE64> super;
+public:
+    PackVmlinuxAMD64(InputFile *f) : super(f, Ehdr::EM_X86_64,
+        Ehdr::ELFCLASS64, Ehdr::ELFDATA2LSB, "startup_32") { }
+    virtual int getFormat() const { return UPX_F_VMLINUX_AMD64; }
+    virtual const char *getName() const { return "vmlinux/AMD64"; }
+    virtual const char *getFullName(const options_t *) const { return "amd64-linux.kernel.vmlinux"; }
+    virtual const int *getCompressionMethods(int method, int level) const;
+    virtual const int *getFilters() const;
+
+protected:
+    virtual void buildLoader(const Filter *ft);
+    virtual void defineDecompressorSymbols();
+    virtual Linker* newLinker() const;
+    virtual bool is_valid_e_entry(Addr);
+    virtual bool has_valid_vmlinux_head();
+    virtual unsigned write_vmlinux_head(
+        OutputFile *const fo,
+        Shdr *const stxt
+    );
 };
 
 

src/p_vmlinz.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -67,9 +67,9 @@ const int *PackVmlinuzI386::getCompressionMethods(int method, int level) const
 const int *PackVmlinuzI386::getFilters() const
 {
     static const int filters[] = {
-        0x49,
+        0x26, 0x24, 0x49, 0x46, 0x16, 0x13, 0x14, 0x11,
-        0x26, 0x24, 0x11, 0x14, 0x13, 0x16, 0x25, 0x15, 0x12,
+        FT_ULTRA_BRUTE, 0x25, 0x15, 0x12,
-    -1 };
+    FT_END };
     return filters;
 }
 
@@ -100,7 +100,7 @@ int PackVmlinuzI386::readFileHeader()
         return 0;
 
     int format = UPX_F_VMLINUZ_i386;
-    unsigned sys_size = ALIGN_UP(file_size, 16) - setup_size;
+    unsigned sys_size = ALIGN_UP((unsigned) file_size, 16u) - setup_size;
 
     const unsigned char *p = (const unsigned char *) &h + 0x1e3;
 
@@ -137,13 +137,13 @@ int PackVmlinuzI386::decompressKernel()
     // See startup_32: in linux/arch/i386/boot/compressed/head.S
     char const *p = (char const *)&obuf[setup_size];
     for (int j= 0; j < 0x200; ++j, ++p)
-    if (0==strncmp("\xEA\x00\x00", p, 3) && 0==(0xf & p[3]) && 0==p[4]) {
+    if (0==memcmp("\xEA\x00\x00", p, 3) && 0==(0xf & p[3]) && 0==p[4]) {
         /* whole megabyte < 16MB */
         physical_start = get_le32(1+ p);
         break;
     }
 
-    checkAlreadyPacked(obuf + setup_size, UPX_MIN(file_size - setup_size, 1024));
+    checkAlreadyPacked(obuf + setup_size, UPX_MIN(file_size - setup_size, (off_t)1024));
 
     for (int gzoff = setup_size; gzoff < file_size; gzoff++)
     {
@@ -208,7 +208,7 @@ int PackVmlinuzI386::decompressKernel()
         if (fd_pos != file_size)
         {
             //printf("fd_pos: %ld, file_size: %ld\n", (long)fd_pos, (long)file_size);
-            throwCantPack("trailing bytes after kernel image; use option `-f' to force packing");
+            throwCantPack("trailing bytes after kernel image; use option '-f' to force packing");
         }
 
 
@@ -227,7 +227,7 @@ int PackVmlinuzI386::decompressKernel()
         &&  0x0F==ibuf[19] && 0xA2==ibuf[20]  // cpuid
         ) goto head_ok;
 
-        throwCantPack("unrecognized kernel architecture; use option `-f' to force packing");
+        throwCantPack("unrecognized kernel architecture; use option '-f' to force packing");
     head_ok:
 
         // FIXME: more checks for special magic bytes in ibuf ???
@@ -275,6 +275,7 @@ void PackVmlinuzI386::buildLoader(const Filter *ft)
     // prepare loader
     initLoader(stub_i386_linux_kernel_vmlinuz, sizeof(stub_i386_linux_kernel_vmlinuz));
     addLoader("LINUZ000",
+              ph.first_offset_found == 1 ? "LINUZ001" : "",
               ft->id ? "LZCALLT1" : "",
               "LZIMAGE0",
               getDecompressorSections(),
@@ -290,19 +291,6 @@ void PackVmlinuzI386::buildLoader(const Filter *ft)
 }
 
 
-static bool defineFilterSymbols(Linker *linker, const Filter *ft)
-{
-    if (ft->id == 0)
-        return false;
-    assert(ft->calls > 0);
-
-    linker->defineSymbol("filter_cto", ft->cto);
-    linker->defineSymbol("filter_length",
-                         (ft->id & 0xf) % 3 == 0 ? ft->calls :
-                         ft->lastcall - ft->calls * 4);
-    return true;
-}
-
 void PackVmlinuzI386::pack(OutputFile *fo)
 {
     readKernel();
@@ -316,12 +304,12 @@ void PackVmlinuzI386::pack(OutputFile *fo)
     upx_compress_config_t cconf; cconf.reset();
     // limit stack size needed for runtime decompression
     cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28KB stack
-    compressWithFilters(&ft, 512, 0, NULL, &cconf);
+    compressWithFilters(&ft, 512, &cconf);
 
     const unsigned lsize = getLoaderSize();
 
-    defineFilterSymbols(linker, &ft);
     defineDecompressorSymbols();
+    defineFilterSymbols(&ft);
     linker->defineSymbol("src_for_decompressor", zimage_offset + lsize);
     linker->defineSymbol("original_entry", physical_start);
     linker->defineSymbol("stack_offset", stack_offset_during_uncompression);
@@ -332,7 +320,7 @@ void PackVmlinuzI386::pack(OutputFile *fo)
     patchPackHeader(loader, lsize);
 
     boot_sect_t * const bs = (boot_sect_t *) ((unsigned char *) setup_buf);
-    bs->sys_size = ALIGN_UP(lsize + ph.c_len, 16) / 16;
+    bs->sys_size = ALIGN_UP(lsize + ph.c_len, 16u) / 16;
 
     fo->write(setup_buf, setup_buf.getSize());
     fo->write(loader, lsize);
@@ -361,6 +349,7 @@ void PackBvmlinuzI386::buildLoader(const Filter *ft)
     // prepare loader
     initLoader(stub_i386_linux_kernel_vmlinuz, sizeof(stub_i386_linux_kernel_vmlinuz));
     addLoader("LINUZ000",
+              ph.first_offset_found == 1 ? "LINUZ001" : "",
               (0x40==(0xf0 & ft->id)) ? "LZCKLLT1" : (ft->id ? "LZCALLT1" : ""),
               "LBZIMAGE,IDENTSTR",
               "+40", // align the stuff to 4 byte boundary
@@ -401,16 +390,16 @@ void PackBvmlinuzI386::pack(OutputFile *fo)
     upx_compress_config_t cconf; cconf.reset();
     // limit stack size needed for runtime decompression
     cconf.conf_lzma.max_num_probs = 1846 + (768 << 4); // ushort: ~28KB stack
-    compressWithFilters(&ft, 512, 0, NULL, &cconf);
+    compressWithFilters(&ft, 512, &cconf);
 
     // align everything to dword boundary - it is easier to handle
     unsigned c_len = ph.c_len;
     memset(obuf + c_len, 0, 4);
-    c_len = ALIGN_UP(c_len, 4);
+    c_len = ALIGN_UP(c_len, 4u);
 
     const unsigned lsize = getLoaderSize();
 
-    if (ph.method == M_LZMA) {
+    if (M_IS_LZMA(ph.method)) {
         const lzma_compress_result_t *res = &ph.compress_result.result_lzma;
         acc_uint32e_t properties = // lc, lp, pb, dummy
             (res->lit_context_bits << 0) |
@@ -429,11 +418,11 @@ void PackBvmlinuzI386::pack(OutputFile *fo)
     const int e_len = getLoaderSectionStart("LZCUTPOI");
     assert(e_len > 0);
 
-    const unsigned d_len4 = ALIGN_UP(lsize - e_len, 4);
+    const unsigned d_len4 = ALIGN_UP(lsize - e_len, 4u);
-    const unsigned decompr_pos = ALIGN_UP(ph.u_len + ph.overlap_overhead, 16);
+    const unsigned decompr_pos = ALIGN_UP(ph.u_len + ph.overlap_overhead, 16u);
     const unsigned copy_size = c_len + d_len4;
     const unsigned edi = decompr_pos + d_len4 - 4;          // copy to
-    const unsigned esi = ALIGN_UP(c_len + lsize, 4) - 4;     // copy from
+    const unsigned esi = ALIGN_UP(c_len + lsize, 4u) - 4;   // copy from
 
     linker->defineSymbol("decompressor", decompr_pos - bzimage_offset + physical_start);
     linker->defineSymbol("src_for_decompressor", physical_start + decompr_pos - c_len);
@@ -441,10 +430,7 @@ void PackBvmlinuzI386::pack(OutputFile *fo)
     linker->defineSymbol("copy_dest", physical_start + edi);
     linker->defineSymbol("copy_source", bzimage_offset + esi);
 
-    defineFilterSymbols(linker, &ft);
+    defineFilterSymbols(&ft);
-    if (0x40==(0xf0 & ft.id)) {
-        linker->defineSymbol("filter_length", ph.u_len); // redefine
-    }
     defineDecompressorSymbols();
     linker->defineSymbol("original_entry", physical_start);
     linker->defineSymbol("stack_offset", stack_offset_during_uncompression);
@@ -455,7 +441,7 @@ void PackBvmlinuzI386::pack(OutputFile *fo)
     patchPackHeader(loader, lsize);
 
     boot_sect_t * const bs = (boot_sect_t *) ((unsigned char *) setup_buf);
-    bs->sys_size = (ALIGN_UP(lsize + c_len, 16) / 16) & 0xffff;
+    bs->sys_size = (ALIGN_UP(lsize + c_len, 16u) / 16) & 0xffff;
 
     fo->write(setup_buf, setup_buf.getSize());
     fo->write(loader, e_len);

src/p_vmlinz.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -42,6 +42,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_VMLINUZ_i386; }
     virtual const char *getName() const { return "vmlinuz/386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-linux.kernel.vmlinuz"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 
@@ -59,7 +60,7 @@ protected:
     virtual void buildLoader(const Filter *ft);
     virtual Linker* newLinker() const;
 
-//    virtual const upx_byte *getLoader() const;
+//    virtual upx_byte *getLoader() const;
 //    virtual int getLoaderSize() const;
 
     struct boot_sect_t
@@ -101,6 +102,7 @@ public:
     PackBvmlinuzI386(InputFile *f) : super(f) { }
     virtual int getFormat() const { return UPX_F_BVMLINUZ_i386; }
     virtual const char *getName() const { return "bvmlinuz/386"; }
+    virtual const char *getFullName(const options_t *) const { return "i386-linux.kernel.bvmlinuz"; }
 
     virtual void pack(OutputFile *fo);
 
@@ -120,6 +122,7 @@ public:
     PackElks8086(InputFile *f) : super(f) { }
     virtual int getFormat() const { return UPX_F_ELKS_8086; }
     virtual const char *getName() const { return "elks/8086"; }
+    virtual const char *getFullName(const options_t *) const { return "i086-elks ???"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 

src/p_vxd.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -59,7 +59,7 @@ protected:
     virtual void encodeFixups();
     virtual void decodeFixups();
 
-    virtual void encodeImage(const Filter *ft);
+    virtual void encodeImage(Filter *ft);
     virtual void decodeImage();
 };
 

src/p_w16ne.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them

src/p_w16ne.h

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -42,6 +42,7 @@ public:
     virtual int getVersion() const { return 13; }
     virtual int getFormat() const { return UPX_F_WIN16_NE; }
     virtual const char *getName() const { return "win16/ne"; }
+    virtual const char *getFullName(const options_t *o) const { return o && o->cpu == o->CPU_286 ? "i286-win16.ne" : "i386-win16.ne"; }
     virtual const int *getCompressionMethods(int method, int level) const;
     virtual const int *getFilters() const;
 

src/p_w32pe.cpp

@@ -2,8 +2,8 @@
 
    This file is part of the UPX executable compressor.
 
-   Copyright (C) 1996-2006 Markus Franz Xaver Johannes Oberhumer
+   Copyright (C) 1996-2007 Markus Franz Xaver Johannes Oberhumer
-   Copyright (C) 1996-2006 Laszlo Molnar
+   Copyright (C) 1996-2007 Laszlo Molnar
    All Rights Reserved.
 
    UPX and the UCL library are free software; you can redistribute them
@@ -142,8 +142,9 @@ const int *PackW32Pe::getCompressionMethods(int method, int level) const
 const int *PackW32Pe::getFilters() const
 {
     static const int filters[] = {
-        0x26, 0x24, 0x16, 0x13, 0x14, 0x11, 0x25, 0x15, 0x12,
+        0x26, 0x24, 0x49, 0x46, 0x16, 0x13, 0x14, 0x11,
-    -1 };
+        FT_ULTRA_BRUTE, 0x25, 0x15, 0x12,
+    FT_END };
     return filters;
 }
 
@@ -168,20 +169,6 @@ int PackW32Pe::readFileHeader()
 }
 
 
-static bool defineFilterSymbols(Linker *linker, const Filter *ft)
-{
-    if (ft->id == 0)
-        return false;
-    assert(ft->calls > 0);
-
-    linker->defineSymbol("filter_cto", ft->cto);
-    linker->defineSymbol("filter_length",
-                         (ft->id & 0xf) % 3 == 0 ? ft->calls :
-                         ft->lastcall - ft->calls * 4);
-    return true;
-}
-
-
 /*************************************************************************
 // import handling
 **************************************************************************/
@@ -530,7 +517,7 @@ void PackW32Pe::processLoadConf(Reloc *rel, const Interval *iv,
 
 bool PackW32Pe::canPack()
 {
-    if (!readFileHeader())
+    if (!readFileHeader() || ih.cpu < 0x14c || ih.cpu > 0x150)
         return false;
     return true;
 }
@@ -552,6 +539,7 @@ void PackW32Pe::buildLoader(const Filter *ft)
               icondir_count > 1 ? (icondir_count == 2 ? "PEICONS1" : "PEICONS2") : "",
               tmp_tlsindex ? "PETLSHAK" : "",
               "PEMAIN02",
+              ph.first_offset_found == 1 ? "PEMAIN03" : "",
               getDecompressorSections(),
               /*multipass ? "PEMULTIP" :  */  "",
               "PEMAIN10",
@@ -619,7 +607,8 @@ void PackW32Pe::pack(OutputFile *fo)
            (ih.cpu < 0x14c || ih.cpu > 0x150)
         || (ih.opthdrsize != 0xe0)
         || ((ih.flags & EXECUTABLE) == 0)
-        || (ih.subsystem != 2 && ih.subsystem != 3 && ih.subsystem != 1)
+        || (ih.subsystem != 2 && ih.subsystem != 3
+            && ih.subsystem != 1 && ih.subsystem != 9)
         || (ih.entry == 0 && !isdll)
         || (ih.ddirsentries != 16)
         || IDSIZE(PEDIR_EXCEPTION) // is this used on i386?
@@ -627,6 +616,9 @@ void PackW32Pe::pack(OutputFile *fo)
        ))
         throwCantPack("unexpected value in PE header (try --force)");
 
+    if (ih.subsystem == 9)
+        throwCantPack("x86/wince files are not yet supported");
+
     if (IDSIZE(PEDIR_SEC))
         IDSIZE(PEDIR_SEC) = IDADDR(PEDIR_SEC) = 0;
     if (IDSIZE(PEDIR_COMRT))
@@ -649,7 +641,7 @@ void PackW32Pe::pack(OutputFile *fo)
     if (ih.entry && ih.entry < rvamin)
         throwCantPack("run a virus scanner on this file!");
     if (!opt->force && ih.subsystem == 1)
-        throwCantPack("subsystem `native' is not supported (try --force)");
+        throwCantPack("subsystem 'native' is not supported (try --force)");
     if (ih.filealign < 0x200)
         throwCantPack("filealign < 0x200 is not yet supported");
 
@@ -722,14 +714,14 @@ void PackW32Pe::pack(OutputFile *fo)
 
     const unsigned dllstrings = processImports();
     processTls(&tlsiv); // call before processRelocs!!
+    processLoadConf(&loadconfiv);
     processResources(&res);
     processExports(&xport);
-    processLoadConf(&loadconfiv);
     processRelocs();
 
     //OutputFile::dump("x1", ibuf, usize);
 
-    // some checks for broken linkers - disable filter if neccessary
+    // some checks for broken linkers - disable filter if necessary
     bool allow_filter = true;
     if (ih.codebase == ih.database
         || ih.codebase + ih.codesize > ih.imagesize
@@ -794,17 +786,17 @@ void PackW32Pe::pack(OutputFile *fo)
     ft.buf_len = ih.codesize;
     ft.addvalue = ih.codebase - rvamin;
     // compress
-    int strategy = allow_filter ? 0 : -3;
+    int filter_strategy = allow_filter ? 0 : -3;
 
     // disable filters for files with broken headers
     if (ih.codebase + ih.codesize > ph.u_len)
     {
         ft.buf_len = 1;
-        strategy = -3;
+        filter_strategy = -3;
     }
 
-    compressWithFilters(&ft, 2048, strategy,
+    compressWithFilters(&ft, 2048, NULL_cconf, filter_strategy,
-                        NULL, NULL, ih.codebase, rvamin);
+                        ih.codebase, rvamin, 0, NULL, 0);
 // info: see buildLoader()
     newvsize = (ph.u_len + rvamin + ph.overlap_overhead + oam1) &~ oam1;
     if (tlsindex && ((newvsize - ph.c_len - 1024 + oam1) &~ oam1) > tlsindex + 4)
@@ -818,12 +810,14 @@ void PackW32Pe::pack(OutputFile *fo)
 
     pe_section_t osection[3];
     // section 0 : bss
-    //         1 : [ident + header] + packed_data + unpacker + tls
+    //         1 : [ident + header] + packed_data + unpacker + tls + loadconf
     //         2 : not compressed data
 
     // section 2 should start with the resource data, because lots of lame
     // windoze codes assume that resources starts on the beginning of a section
 
+    // note: there should be no data in section 2 which needs fixup
+
     // identsplit - number of ident + (upx header) bytes to put into the PE header
     int identsplit = pe_offset + sizeof(osection) + sizeof(oh);
     if ((identsplit & 0x1ff) == 0)
@@ -837,7 +831,7 @@ void PackW32Pe::pack(OutputFile *fo)
     const unsigned c_len = ((ph.c_len + ic) & 15) == 0 ? ph.c_len : ph.c_len + 16 - ((ph.c_len + ic) & 15);
     obuf.clear(ph.c_len, c_len - ph.c_len);
 
-    const unsigned s1size = ALIGN_UP(ic + c_len + codesize,4) + sotls;
+    const unsigned s1size = ALIGN_UP(ic + c_len + codesize,4u) + sotls + soloadconf;
     const unsigned s1addr = (newvsize - (ic + c_len) + oam1) &~ oam1;
 
     const unsigned ncsection = (s1addr + s1size + oam1) &~ oam1;
@@ -888,9 +882,9 @@ void PackW32Pe::pack(OutputFile *fo)
     linker->defineSymbol("VirtualFree", myimport + get_le32(oimpdlls + 16) + 16);
 #endif
 
-    defineFilterSymbols(linker, &ft);
-    linker->defineSymbol("filter_buffer_start", ih.codebase - rvamin);
     defineDecompressorSymbols();
+    defineFilterSymbols(&ft);
+    linker->defineSymbol("filter_buffer_start", ih.codebase - rvamin);
 
     // in case of overlapping decompression, this hack is needed,
     // because windoze zeroes the word pointed by tlsindex before
@@ -907,6 +901,7 @@ void PackW32Pe::pack(OutputFile *fo)
     linker->defineSymbol("start_of_compressed", esi0 + ih.imagebase);
 
     linker->defineSymbol(isdll ? "PEISDLL1" : "PEMAIN01", upxsection);
+    //linker->dumpSymbols();
     relocateLoader();
 
     const unsigned lsize = getLoaderSize();
@@ -934,14 +929,19 @@ void PackW32Pe::pack(OutputFile *fo)
     ODADDR(PEDIR_BOUNDIM) = 0;
     ODSIZE(PEDIR_BOUNDIM) = 0;
 
-    // tls is put into section 1
+    // tls & loadconf are put into section 1
 
-    ic = s1addr + s1size - sotls;
+    ic = s1addr + s1size - sotls - soloadconf;
     processTls(&rel,&tlsiv,ic);
     ODADDR(PEDIR_TLS) = sotls ? ic : 0;
     ODSIZE(PEDIR_TLS) = sotls ? 0x18 : 0;
     ic += sotls;
 
+    processLoadConf(&rel, &loadconfiv, ic);
+    ODADDR(PEDIR_LOADCONF) = soloadconf ? ic : 0;
+    ODSIZE(PEDIR_LOADCONF) = soloadconf;
+    ic += soloadconf;
+
     // these are put into section 2
 
     ic = ncsection;
@@ -966,19 +966,13 @@ void PackW32Pe::pack(OutputFile *fo)
     }
     ic += soexport;
 
-    processLoadConf(&rel, &loadconfiv, ic);
-    ODADDR(PEDIR_LOADCONF) = soloadconf ? ic : 0;
-    ODSIZE(PEDIR_LOADCONF) = soloadconf;
-    ic += soloadconf;
-
     processRelocs(&rel);
     ODADDR(PEDIR_RELOC) = soxrelocs ? ic : 0;
     ODSIZE(PEDIR_RELOC) = soxrelocs;
     ic += soxrelocs;
 
     // this is computed here, because soxrelocs changes some lines above
-    const unsigned ncsize = soresources + soimpdlls + soexport + soloadconf
+    const unsigned ncsize = soresources + soimpdlls + soexport + soxrelocs;
-        + soxrelocs;
     ic = oh.filealign - 1;
 
     // this one is tricky: it seems windoze touches 4 bytes after
@@ -1060,12 +1054,12 @@ void PackW32Pe::pack(OutputFile *fo)
     if ((ic = fo->getBytesWritten() & 3) != 0)
         fo->write(ibuf,4 - ic);
     fo->write(otls,sotls);
+    fo->write(oloadconf, soloadconf);
     if ((ic = fo->getBytesWritten() & (oh.filealign-1)) != 0)
         fo->write(ibuf,oh.filealign - ic);
     fo->write(oresources,soresources);
     fo->write(oimpdlls,soimpdlls);
     fo->write(oexport,soexport);
-    fo->write(oloadconf, soloadconf);
     fo->write(oxrelocs,soxrelocs);
 
     if ((ic = fo->getBytesWritten() & (oh.filealign-1)) != 0)
@@ -1165,7 +1159,8 @@ int PackW32Pe::canUnpack()
 
 void PackW32Pe::rebuildImports(upx_byte *& extrainfo)
 {
-    if (ODADDR(PEDIR_IMPORT) == 0)
+    if (ODADDR(PEDIR_IMPORT) == 0
+        || ODSIZE(PEDIR_IMPORT) <= sizeof(import_desc))
         return;
 
 //    const upx_byte * const idata = obuf + get_le32(extrainfo);
@@ -1183,6 +1178,7 @@ void PackW32Pe::rebuildImports(upx_byte *& extrainfo)
     for (p = idata; get_le32(p) != 0; ++p)
     {
         const upx_byte *dname = get_le32(p) + import;
+        ICHECK(dname, 1);
         const unsigned dlen = strlen(dname);
         ICHECK(dname, dlen + 1);
 
@@ -1195,7 +1191,7 @@ void PackW32Pe::rebuildImports(upx_byte *& extrainfo)
             else
                 p += 5;
     }
-    sdllnames = ALIGN_UP(sdllnames,2);
+    sdllnames = ALIGN_UP(sdllnames, 2u);
 
     upx_byte * const Obuf = obuf - rvamin;
     import_desc * const im0 = (import_desc*) (Obuf + ODADDR(PEDIR_IMPORT));
@@ -1208,6 +1204,7 @@ void PackW32Pe::rebuildImports(upx_byte *& extrainfo)
     {
         // restore the name of the dll
         const upx_byte *dname = get_le32(p) + import;
+        ICHECK(dname, 1);
         const unsigned dlen = strlen(dname);
         ICHECK(dname, dlen + 1);