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3192 Commits

Author SHA1 Message Date
John Reiser
be23f93ee6 upx_uint8_t 
https://github.com/upx/upx/issues/545
	modified:   p_mach.h
 2021-12-27 08:49:05 -08:00
John Reiser
fcdf0e92c1 Use upx_uint32_t, upx_uint64_t 
Avoid complaints from x86_64-w64-mingw32-gcc (GCC) 9.3-win32 20200320
https://github.com/upx/upx/issues/545
	modified:   p_mach.h
 2021-12-27 08:33:54 -08:00
John Reiser
2d6987252e is_bad_linker_command() 
https://github.com/upx/upx/issues/545
	modified:   p_mach.cpp
 2021-12-27 08:14:19 -08:00
John Reiser
4a9c46253e Validate input LC_ commands in order to defend against fuzzers 
TODO: validate in ::unpack(), too
https://github.com/upx/upx/issues/545
	modified:   p_mach.cpp
	modified:   p_mach.h
	modified:   p_mach_enum.h
 2021-12-26 19:40:34 -08:00
John Reiser
5bcf9dd8af Do not complain for minimal DT_GNU_HASH as by Rust. 
Also: .p_type is 32 bits only!

https://github.com/upx/upx/issues/525
	modified:   p_lx_elf.cpp
 2021-12-25 12:39:31 -08:00
John Reiser
284adb203f Better checking of DT_HASH.nbuckets 
https://github.com/upx/upx/issues/507
	modified:   p_lx_elf.cpp
 2021-12-24 15:52:16 -08:00
John Reiser
adafa841f7 Some PT_LOAD must have (p_flags & PF_X) 
https://github.com/upx/upx/issues/511
	modified:   p_lx_elf.cpp
 2021-12-24 15:32:19 -08:00
John Reiser
fdc5d25d03 Require DT_STRSZ 
https://github.com/upx/upx/issues/512
	modified:   p_lx_elf.cpp
 2021-12-24 15:08:22 -08:00
Kornel Pal
990d0ec543 PE: Remove duplicate oxrelocs write 2021-12-22 05:07:54 +01:00
Kornel Pal
00e3d992e8 Sync stubs 2021-12-22 03:05:53 +01:00
Kornel Pal
937bfa4e49 PE: Add support for EFI images 2021-12-22 03:05:24 +01:00
Kornel Pal
1d9c211eed PE: Make imports in decompressor stub optional 2021-12-22 03:00:17 +01:00
Kornel Pal
76ddf6b8da PE: Add position independent decompressor stub for i386 2021-12-22 02:58:09 +01:00
Kornel Pal
7f1f29b0d8 PE: Remove empty non-compressed section 2021-12-22 02:57:10 +01:00
Kornel Pal
222471744f PE: Remove file alignment restriction 2021-12-22 02:56:09 +01:00
Kornel Pal
cc100be26e PE: Fix stripped relocation handling 2021-12-22 02:55:33 +01:00
Kornel Pal
966b571b7c PE: Use no red zone on AMD64 2021-12-16 06:59:26 +01:00
Kornel Pal
f3e710394a PE: Set header size on 64-bit too 2021-12-16 06:57:39 +01:00
Kornel Pal
bfd1f1fbfa PE: Fix relocation parsing and validation 2021-12-16 06:56:01 +01:00
Efreak
a09146b5e0 unreferenced variable breaks build 2021-12-02 14:00:40 -08:00
John Reiser
e2dbc661f1 Sync stub 
modified:   stub/i386-linux.elf-entry.h
 2021-12-03 08:38:26 -08:00
John Reiser
7626e09f66 Fix jl ==> jb (unsigned compare) 
modified:   stub/src/i386-linux.elf-entry.S
 2021-12-03 08:27:23 -08:00
Kirill A. Korinsky
248a6980cf Revert -std=c++14 
This commit reverts 648fa30f22 which was removed by d60c46371d which is fixed https://github.com/upx/upx/issues/440
 2021-11-27 13:22:54 +01:00
John Reiser
f956bfc797 Allow slack for non-GLIBC tool chains versus -Wzero-as-null-pointer-constant 
https://github.com/upx/upx/pull/531
	modified:   conf.h
 2021-11-27 06:58:38 -08:00
bitraid
6da79783ea PE: Handle empty imports 2021-05-15 21:41:31 +03:00
John Reiser
bd441e83ae WIP: de-compression of old-style shlib 
modified:   p_lx_elf.cpp
 2021-09-06 08:43:20 -07:00
John Reiser
02bd9cc403 IMAGE_SUBSYSTEM_EFI_APPLICATION 
Beginning of support for compressing EFI files; lacks run-time decompressor.
https://github.com/upx/upx/issues/518
	modified:   p_armpe.cpp
	modified:   p_w32pe.cpp
	modified:   p_w64pep.cpp
	modified:   pefile.cpp
	modified:   pefile.h
 2021-09-06 08:38:51 -07:00
John Reiser
c9f6a3583c WIP 64-bit shlib 
modified:   p_lx_elf.cpp
 2021-08-07 06:45:01 -07:00
John Reiser
076aaf829a WIP: Elf64 shlib compress+decompress seems to work 
modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   p_unix.cpp
 2021-07-05 13:47:19 -07:00
John Reiser
85f0c5a445 WIP: Elf64 shlib cleanup 
modified:   file.cpp
	modified:   file.h
	modified:   p_elf_enum.h
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
 2021-07-02 18:33:38 -07:00
John Reiser
d5263a56ce WIP: handling shared library 
modified:   p_lx_elf.cpp
	modified:   p_unix.cpp
	modified:   p_unix.h
 2021-05-22 16:03:53 -07:00
Markus F.X.J. Oberhumer
6aa641e5aa Update submodules. 2021-05-15 06:03:48 +02:00
John Reiser
504839951a arm64 clear_cache at end of de-compress 
https://github.com/upx/upx/issues/441
	modified:   stub/src/arch/arm64/v8/macros.S

	modified:   stub/src/arch/arm64/v8/lzma_d.S
	modified:   stub/src/arch/arm64/v8/nrv2b_d32.S
	modified:   stub/src/arch/arm64/v8/nrv2d_d32.S
	modified:   stub/src/arch/arm64/v8/nrv2e_d32.S

	modified:   stub/arm64-darwin.macho-entry.h
	modified:   stub/arm64-linux.elf-entry.h
	modified:   stub/arm64-linux.shlib-init.h
	modified:   stub/tmp/arm64-darwin.macho-entry.bin.dump
	modified:   stub/tmp/arm64-linux.elf-entry.bin.dump
	modified:   stub/tmp/arm64-linux.shlib-init.bin.dump
 2021-05-16 09:53:03 -07:00
bitraid
d55746f62d PE: disable CFG and compress with --force 2021-05-01 18:05:27 +03:00
bitraid
144010295e Improve --strip-relocs 
- Remove .reloc section
- Enable for 64-bit images
- Abort if explicitly set on unsupported image
- Use with --force to remove ASLR / apply when imagebase < default
 2021-04-25 20:15:07 +03:00
John Reiser
181c752488 WIP: un_shlib_1 
modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
 2021-05-08 11:14:31 -07:00
John Reiser
bd4aca5c12 generated stub files 
https://github.com/upx/upx/issues/473
	modified:   stub/mips.r3000-linux.shlib-init.h
	modified:   stub/mipsel.r3000-linux.shlib-init.h
	modified:   stub/tmp/mips.r3000-linux.shlib-init.bin.dump
	modified:   stub/tmp/mipsel.r3000-linux.shlib-init.bin.dump
 2021-05-07 11:15:41 -07:00
John Reiser
ad6d73c875 /proc/self/auxv for AT_PAGESZ because musl calls _init with no args 
https://github.com/upx/upx/issues/473
	modified:   mipsel.r3000-linux.shlib-init.S
 2021-05-07 09:36:07 -07:00
bitraid
c5cc83d424 Fix unoptimizeReloc() to process all relocs 2021-04-21 23:06:55 +03:00
John Reiser
766fe466d6 PAGE_SIZE varies: Apple M1 uses 16K 
modified:   p_mach.cpp
	modified:   p_mach.h
	modified:   p_mach_enum.h
 2021-04-11 15:19:24 -07:00
John Reiser
333a288248 shlib: Don't compress below xct_off (except Elf headers) 
modified:   p_lx_elf.cpp
 2021-04-11 15:16:34 -07:00
John Reiser
613df414ed Fix off-by-1 in invert_pt_dynamic; SHT_NOBITS occupies no space 
modified:   p_lx_elf.cpp
 2021-04-11 15:09:55 -07:00
John Reiser
be050693f2 PackLinuxElf::canUnpack must checkEhdr() for ELF input 
https://github.com/upx/upx/issues/485
	modified:   p_lx_elf.cpp
 2021-04-10 10:11:48 -07:00
goushibee
bf957f435e fix issue 486 2021-04-07 15:40:13 +08:00
bitraid
9ea2b31541 PE: fix SectionHeadersSize of SizeOfHeaders value 2021-04-06 22:49:31 +03:00
John Reiser
cb70a5fef5 Enable usual grep for function definition 
Developer convenience: no space between function name and left paren
	modified:   compress.cpp
 2021-04-03 12:46:20 -07:00
Markus F.X.J. Oberhumer
d33a34f016 Revert some changes from previous commit to pacify clang 
-Winconsistent-missing-override warnings.
 2021-03-28 21:40:13 +02:00
Markus F.X.J. Oberhumer
f6ff5a2805 Cleanups: start working on -Wsuggest-override, add some "final". NFCI. 2021-03-28 21:19:29 +02:00
bitraid
1518e5bc98 PE: fix SizeOfHeaders value of Optional Header field 2021-03-25 21:41:49 +02:00
John Reiser
78f48d65d5 Allow 0==nbucket for DT_HASH, DT_GNU_HASH 
static linked 'Rust' program with no symbols
https://github.com/upx/upx/issues/476
 2021-03-25 07:22:01 -07:00
John Reiser
b81ec224b7 Fix headway argument to invert_pt_dynamic() 
https://github.com/upx/upx/issues/473
	modified:   p_lx_elf.cpp
 2021-03-25 07:10:40 -07:00
John Reiser
4be6cfebcd get_te32() when checking DT_GNU_HASH chains (MIPS .so) 
https://github.com/upx/upx/issues/473
        modified:   p_lx_elf.cpp
 2021-03-23 18:21:45 -07:00
John Reiser
98973dd8b9 get_te32() when checking DT_HASH chains (MIPS .so) 
https://github.com/upx/upx/issues/473
	modified:   p_lx_elf.cpp
 2021-03-23 06:45:01 -07:00
John Reiser
1218b6ff2a Check more in invert_pt_dynamic 
https://github.com/upx/upx/issues/471
	modified:   p_lx_elf.cpp
 2021-03-16 18:46:11 -07:00
John Reiser
ba5c77c9e5 Reject if MZ and PE headers overlap 
Overlap ('leanify', etc.) causes headaches.
https://github.com/upx/upx/issues/231
	modified:   p_w32pe.cpp
	modified:   p_w64pep.cpp
	modified:   pefile.cpp
 2021-03-14 15:20:15 -07:00
John Reiser
cb60603950 Turn off BUILD_TYPE_DEBUG to enable CI build amd64-win64-gcc-9 to pass. 
modified:   Makefile
 2021-03-07 09:33:16 -08:00
John Reiser
0a69e7803b Fix errors detected by "make run-testsuite". 
total_out does not matter when option -t writes no output file.
Subtle error in generateElfHdr() [noted by address sanitizer].
New member function is_LOAD32() to avoid confusion with (1+ LO_PROC).
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
 2021-03-06 15:31:56 -08:00
John Reiser
baa9090198 Change back to lzma-sdk d5bed9963d051c9e5690b12199eab6884a592c43 
modified:   lzma-sdk
 2021-03-06 12:05:23 -08:00
John Reiser
e78a08b8fc change lzma-sdk to latest commit 44db23cc6d6b607986dace07b17fece1af925558 on its master 2021-03-06 10:46:40 -08:00
John Reiser
7e5e6012df PackMachFat::canPack handles case PackMachFat::CPU_TYPE_ARM64 
modified:   p_mach.cpp
 2021-03-06 09:59:51 -08:00
John Reiser
0a1d24d1d9 Remove nit from PackLinuxElf64::generateElfHdr [address sanitizer] 
modified:   p_lx_elf.cpp
 2021-03-05 16:33:25 -08:00
John Reiser
35555bfb8a WIP: PackLinuxElf64::unpack working for shared libraries (non-Android) 
modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   p_unix.cpp
 2021-03-05 16:20:36 -08:00
John Reiser
c9cb42df40 WIP: hacking un_shlib_1 
modified:   p_lx_elf.cpp
 2021-02-28 17:12:20 -08:00
John Reiser
2be03028f4 WIP: un_shlib_1 
modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
 2021-02-27 19:27:12 -08:00
John Reiser
214dd0a522 4 fewer bytes of code? 
modified:   arm64-linux.elf-fold.h
	modified:   tmp/arm64-linux.elf-fold.map
 2021-02-23 02:24:24 -08:00
John Reiser
182e0796df Split PackLinuxElf64::unpack for main program vs shared library 
modified:   p_lx_elf.cpp
 2021-02-22 16:15:03 -08:00
John Reiser
fb844a8ed1 total_in, total_out move to PackUnix 
modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   p_lx_interp.cpp
	modified:   p_mach.cpp
	modified:   p_unix.cpp
	modified:   p_unix.h
 2021-02-22 16:13:40 -08:00
John Reiser
6be3e747ca Remove unrelated debugging 
modified:   stub/src/arm64-linux.elf-fold.S
 2021-02-15 11:40:04 -08:00
John Reiser
23f63e4196 WIP unpacking ELF shared library 
modified:   Makefile
	modified:   lzma-sdk
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   p_mach.cpp
	modified:   p_unix.cpp
	modified:   p_unix.h
	modified:   packer.cpp
	modified:   packer.h
	modified:   stub/arm64-linux.elf-fold.h
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/tmp/arm64-linux.elf-fold.map
 2021-01-15 14:11:09 -08:00
John Reiser
fd6837b267 Another checkAlreadyPacked() 
https://github.com/upx/upx/issues/463
	modified:   Makefile
	modified:   p_mach.cpp
 2021-02-26 15:15:28 -08:00
John Reiser
1c29f921e0 getSizeForCompression worst cases 
https://github.com/upx/upx/issues/463
	modified:   Makefile
	modified:   mem.cpp
 2021-02-25 20:04:16 -08:00
John Reiser
1ab6e01de2 MacOS BigSur wants no MH_DYLDLINK for our MH_EXECUTE 
https://github.com/upx/upx/issues/434
	modified:   p_mach.cpp
 2021-02-14 13:23:19 -08:00
John Reiser
2469563b26 Mach_ARM64_thread_state padded to (0 mod 8) 
https://github.com/upx/upx/issues/446  (partial)
	modified:   p_mach.cpp
	modified:   p_mach.h
	modified:   p_mach_enum.h
 2021-01-30 16:11:32 -08:00
John Reiser
00139caf43 More robust PackWcle::decodeFixups() 
https://github.com/upx/upx/issues/455
	modified:   p_wcle.cpp
 2021-01-23 15:37:52 -08:00
John Reiser
21d102c84f Better checking of Mach_header.ncmds, .sizeofcmds 
Improves earlier fix.
https://github.com/upx/upx/issues/447
	modified:   p_mach.cpp
 2021-01-23 13:52:54 -08:00
John Reiser
f17d9967c2 Clarify comment in previous commit 
modified:   main.cpp
 2021-01-20 05:54:53 -08:00
Liam Murphy
0569ef37ba add comment explaining code as per PR review 2021-01-20 02:29:08 +00:00
Liam Murphy
984334c9a1 reset done_output_name counter upx_main() 2021-01-18 00:16:49 +00:00
John Reiser
34a25e61c7 "%zx" for ptrdiff_t in hex printf 
modified:   p_wcle.cpp
 2021-01-17 19:36:36 -08:00
John Reiser
ed3f45953e Try not to run off the end of selfrel_fixups. 
https://github.com/upx/upx/issues/455
	modified:   p_wcle.cpp
	modified:   packer.cpp
 2021-01-17 19:21:32 -08:00
John Reiser
80de11bc5b Detect Mach_header.sizeofcmds==0 
https://github.com/upx/upx/issues/448
	modified:   p_mach.cpp
 2021-01-17 17:09:35 -08:00
John Reiser
5f98bb0ab0 De-compress allows old-style LC_UNIXTHREAD with one LC_SEGMENT 
https://github.com/upx/upx/issues/447
	modified:   p_mach.cpp
 2021-01-15 15:03:26 -08:00
Markus F.X.J. Oberhumer
d86d5314ba Modernize libc usage: more cleanups. 2021-01-05 22:03:29 +01:00
Markus F.X.J. Oberhumer
700c8730cf Modernize libc usage: stop using off_t, use modern printf. 
C++ 14 is here, and old versions of MSVC and MSVCRT have
haunted us long enough.
 2021-01-05 18:52:05 +01:00
Markus F.X.J. Oberhumer
a8fa3ca5cf Use correct native types with "alignas(1)". 2021-01-04 21:13:49 +01:00
Markus F.X.J. Oberhumer
9aef7b0d6f Use C++ 14 alignas(), init some struct fields just because of good practice. 2021-01-04 21:02:07 +01:00
Markus F.X.J. Oberhumer
2575eef3c0 clang-format more files. 
"Gofmt's style is nobody's favourite, but gofmt is everybody's favourite."
    - Rob Pike
 2021-01-04 20:26:31 +01:00
Markus F.X.J. Oberhumer
8236276a90 Add and use .clang-format file. 2021-01-04 19:07:17 +01:00
Markus F.X.J. Oberhumer
fdc68812c5 clang-format-10.0.1 files. 2021-01-04 17:27:48 +01:00
Markus F.X.J. Oberhumer
9db6d18d11 Now using upx-stubtools 20210104 with new clang-format-10.0.1. 2021-01-04 17:23:57 +01:00
Markus F.X.J. Oberhumer
f962afe146 Various cosmetic updates and refactors. NFCI. 2021-01-04 17:20:57 +01:00
Markus F.X.J. Oberhumer
adcd569852 Makefile: update default sanitizer flags. 2021-01-04 17:20:06 +01:00
Markus F.X.J. Oberhumer
d045b7f223 Update bele.h to better work with modern compilers. 2021-01-02 16:45:58 +01:00
Markus F.X.J. Oberhumer
baa1ed9be3 Update CI to use lastest zlib. Update Makefile. 2021-01-01 23:24:31 +01:00
Markus F.X.J. Oberhumer
0af8998be6 Bump version date. 2021-01-01 20:45:11 +01:00
Markus F.X.J. Oberhumer
9131d5216f Welcome 2021. 2021-01-01 20:39:22 +01:00
Markus F.X.J. Oberhumer
fb14a7991d Fix Makefile breakage in previous commit. 2020-12-15 02:15:34 +01:00
Markus F.X.J. Oberhumer
ff53862dab Extract upx_main() for compilation with -DWITH_GUI. 2020-12-14 22:10:07 +01:00
Markus F.X.J. Oberhumer
49245a20c5 Update Makefile and compiler checks so that users don't inadvertently 
change mandatory compiler flags.
 2020-12-14 20:53:54 +01:00
John Reiser
13bc031163 Check DT_REL/DT_RELA, DT_RELSZ/DT_RELASZ 
https://github.com/upx/upx/issues/421
	modified:   p_lx_elf.cpp
 2020-12-11 13:38:18 -08:00