filters for unix(linux)

Modified Files: filteri.cpp filter/ctojr.h linker.cpp linker.h mem.cpp mem.h p_lx_elf.cpp p_lx_elf.h p_lx_exc.cpp p_lx_exc.h p_lx_sh.cpp p_lx_sh.h p_unix.cpp packer.cpp packer.h packhead.cpp stub/Makefile stub/macros.ash stub/l_lx_elf.c stub/l_lx_elf86.asm stub/l_lx_elf86.lds stub/l_lx_exec.c stub/l_lx_exec86.asm stub/l_lx_exec86.lds stub/l_lx_sh86.asm stub/l_lx_sh86.lds Added Files: filter/ctok.h stub/fold_elf86.asm stub/fold_exec86.asm stub/fold_sh86.asm committer: jreiser <jreiser> 979796725 +0000
2001-01-18 05:45:25 +00:00
parent 4d45677160
commit df9db96bd1
30 changed files with 2014 additions and 1105 deletions
@@ -0,0 +1,46 @@
+;  fold_exec86.asm -- linkage to C code to process Elf binary
+;
+;  This file is part of the UPX executable compressor.
+;
+;  Copyright (C) 2000-2001 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.
+;
+;  Markus F.X.J. Oberhumer   Laszlo Molnar           John F. Reiser
+;  markus@oberhumer.com      ml1050@cdata.tvnet.hu   jreiser@BitWagon.com
+;
+
+;; control just falls through, after this part and compiled C code
+;; are uncompressed.
+
+fold_begin:  ;; this label is known to the Makefile
+        pop eax  ; discard &dstlen
+        pop eax  ; discard  dstlen
+
+                pop     eax                 ; Pop the argument count
+                mov     ecx, esp            ; argv starts just at the current stack top
+                lea     edx, [ecx+eax*4+4]  ; envp = &argv[argc + 1]
+                push    eax                 ; Restore the stack
+                push    ebp  ; argument: &decompress
+                push    ebx  ; argument: &my_elfhdr
+                push    edx  ; argument: envp
+                push    ecx  ; argument: argv
+EXTERN upx_main
+                call    upx_main            ; Call the UPX main function
+                hlt                         ; Crash if somehow upx_main does return
+
+; vi:ts=8:et:nowrap