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Author SHA1 Message Date
John Reiser e04bf9e4bc more checking of PT_DYNAMIC 
https://github.com/upx/upx/issues/164
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
 2017-12-28 17:40:04 -08:00
John Reiser c384d224c0 Mach-o stubs turn off DEBUG 
Branch jreiser-macho has DEBUG 1
	modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/arm.v5a-darwin.macho-entry.S
	modified:   stub/src/arm.v5a-darwin.macho-fold.S
	modified:   stub/src/arm64-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-fold.S
 2017-12-27 10:23:19 -08:00
John Reiser 35427f998e Mach-o stubs turn off SIMULATE_ON_LINUX_EABI4 
modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/arm.v5a-darwin.macho-entry.S
	modified:   stub/src/arm.v5a-darwin.macho-fold.S
	modified:   stub/src/arm64-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-fold.S
 2017-12-27 09:12:38 -08:00
John Reiser 1174da2bc3 arm64 stubs use NBPW in TRACE etc 
modified:   stub/src/arm64-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-fold.S
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/arm64-linux.shlib-init.S
 2017-12-26 16:39:51 -08:00
John Reiser 11e8a47030 DEBUG and TRACE for arm*-darwin.macho-* stubs 
modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/arm.v5a-darwin.macho-entry.S
	modified:   stub/src/arm.v5a-darwin.macho-fold.S
	modified:   stub/src/arm64-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-fold.S
 2017-12-26 15:44:54 -08:00
John Reiser 8c4e9bcf0d typo 
modified:   stub/src/arm.v4a-linux.elf-entry.S
 2017-12-26 15:43:58 -08:00
John Reiser 9dfd624901 fix TRACE macro 
modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
 2017-12-26 15:43:01 -08:00
John Reiser 79e65503a9 Merge branch 'devel' into jreiser-macho 2017-12-26 10:41:26 -08:00
John Reiser 59f18b9d9f stash work-in-progress 
modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/arm.v5a-darwin.macho-entry.S
	modified:   stub/src/arm.v5a-darwin.macho-fold.S
	modified:   stub/src/arm64-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-fold.S
 2017-12-22 23:07:03 -08:00
John Reiser fb3699fb89 stash work-in-progress 
modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/amd64-darwin.macho-upxmain.c
	modified:   stub/src/arm.v5a-darwin.macho-entry.S
	modified:   stub/src/arm.v5a-darwin.macho-fold.S
	modified:   stub/src/arm.v5a-darwin.macho-main.c
	modified:   stub/src/arm64-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-fold.S
	modified:   stub/src/i386-darwin.macho-upxmain.c
 2017-12-22 10:20:32 -08:00
John Reiser 9d2d59b5d2 stash work-in-progress 
modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/arm64-darwin.macho-fold.S
 2017-12-19 21:19:53 -08:00
John Reiser aefb2fa3c3 bad logic for throwCantUnpack("cmdsize") [simple] 
https://github.com/upx/upx/issues/161
	modified:   p_mach.cpp
 2017-12-19 17:36:22 -08:00
John Reiser e8aa80f904 stash work-in-progress 
modified:   linker.cpp
	modified:   p_mach.cpp
	modified:   p_mach.h
	modified:   packmast.cpp
	modified:   stub/Makefile
	modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/arm.v5a-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-fold.S
	modified:   stub/src/arm64-darwin.macho-main.c
 2017-12-19 17:32:15 -08:00
John Reiser 990988f920 More checking of input Phdr and Shdr 
https://github.com/upx/upx/issues/157
	modified:   p_lx_elf.cpp
 2017-12-18 10:36:43 -08:00
John Reiser 576d9a4e7e stash work-in-progress 
modified:   stub/src/amd64-darwin.macho-entry.S
	modified:   stub/src/arm.v5a-darwin.macho-entry.S
	modified:   stub/src/arm64-darwin.macho-entry.S
 2017-12-17 15:02:57 -08:00
John Reiser 1d462ee424 MIPS shlib --lzma stub coding error: wrong register 
https://github.com/upx/upx/issues/139 (part2)
	modified:   stub/src/mipsel.r3000-linux.shlib-init.S
 2017-12-14 11:17:01 -08:00
John Reiser c9b09555c4 MH_PIE ASLR (Address-Space Layout Randomization) 
modified:   stub/src/amd64-darwin.macho-main.c
 2017-12-13 11:15:10 -08:00
John Reiser 860b5bf967 MH_EXECUTE diagnose syscall failure 
modified:   stub/src/amd64-darwin.macho-fold.S
 2017-12-13 10:53:22 -08:00
John Reiser 5063480a38 MH_EXECUTE runs under lldb, fails under shell 
mmap  addr=0x100000000  len=0x3003  prot=0x3  flags=0x1012  fd=-1  off=0x0  reloc=0x0
maddr=0xffffffffffffffff  addr=0x100000000
	modified:   p_mach.cpp
	modified:   p_mach_enum.h
	modified:   stub/src/amd64-darwin.macho-entry.S
	modified:   stub/src/amd64-darwin.macho-fold.S
	modified:   stub/src/amd64-darwin.macho-main.c
 2017-12-13 09:54:44 -08:00
John Reiser 3400ae9dbe MH_EXECUTE leave space for thread state command 
modified:   p_mach.cpp
 2017-12-12 10:53:19 -08:00
John Reiser 3385264eb2 new DPRINTF 
modified:   stub/src/amd64-darwin.macho-main.c
 2017-12-12 10:52:47 -08:00
John Reiser 34646f1c6a fix braces in comment after #elif 
modified:   stub/src/amd64-linux.elf-main.c
 2017-12-12 10:51:38 -08:00
John Reiser 50aa63a5a0 declare write() 
modified:   stub/src/include/darwin.h
 2017-12-12 10:50:50 -08:00
John Reiser 64557bee43 Mach-o MH_EXECUTE rewrite; work-in-progress 
The stub for amd64 gets to upx_main()
	modified:   stub/src/amd64-darwin.macho-entry.S
	modified:   stub/src/amd64-darwin.macho-fold.S
	plus .h .bin.dump .map
 2017-12-09 20:18:39 -08:00
John Reiser 7c21c4513e Android 64-bit ARM shared library stub: use 4Ki page size until more is known 
https://github.com/upx/upx/issues/124
	modified:   p_lx_elf.cpp
	modified:   stub/arm64-linux.shlib-init.h
	modified:   stub/src/arm64-linux.shlib-init.S
	modified:   stub/tmp/arm64-linux.shlib-init.bin.dump
 2017-12-08 20:05:21 -08:00
John Reiser c6d6378005 Mach-o MH_EXECUTE rewrite; work-in-progress 
The stub for amd64 gets into the de-compressed folded code.
	modified:   p_mach.cpp
	modified:   stub/amd64-darwin.macho-entry.h
	modified:   stub/src/amd64-darwin.macho-entry.S
	modified:   stub/src/amd64-darwin.macho-upxmain.c
	modified:   stub/tmp/amd64-darwin.macho-entry.bin.dump
 2017-12-06 17:04:47 -08:00
John Reiser 4f6979967d Mach-o MH_EXECUTE rewrite; work-in-progress 
On amd64, otool and lldb accept the results.
The entry point points to the unfilter and uncompress routines.
Somehow _start has been lost.

	modified:   p_mach.cpp
	modified:   p_mach.h
	modified:   p_mach_enum.h
	modified:   stub/amd64-darwin.macho-entry.h
	modified:   stub/src/amd64-darwin.macho-entry.S
	modified:   stub/src/amd64-darwin.macho-upxmain.c
	modified:   stub/src/i386-darwin.macho-upxmain.c
	modified:   stub/src/powerpc-darwin.macho-upxmain.c
	modified:   stub/tmp/amd64-darwin.macho-entry.bin.dump
 2017-12-03 23:17:55 -08:00
John Reiser e633c51b50 off_t_upx_stub typedef enables easier use of native #include 
... but requires  #define __WORDSIZE
	modified:   p_mach.h
	modified:   stub/amd64-darwin.macho-fold.h
	modified:   stub/src/amd64-darwin.macho-main.c
	modified:   stub/src/arm.v5a-darwin.macho-main.c
	modified:   stub/src/arm64-darwin.macho-main.c
	modified:   stub/src/i386-darwin.macho-main.c
	modified:   stub/src/include/darwin.h
	modified:   stub/src/powerpc-darwin.macho-main.c
	modified:   stub/src/powerpc64le-darwin.macho-main.c
	modified:   stub/tmp/amd64-darwin.macho-fold.map
 2017-11-28 14:49:46 -08:00
John Reiser 143f0accef PeFile check MZ offset to PE header 
modified:   pefile.cpp
 2017-11-21 13:07:42 -08:00
John Reiser b413f3da26 ELF shared library: PT_NOTE can prevent packing 
Android build environment post-processing is adding a PT_NOTE
("Android", 21, "r16-beta1") at the high end of PT_LOAD[0],
above the stub; the runtime linker looks there before de-compression.
https://github.com/upx/upx/issues/124
	modified:   p_lx_elf.cpp
 2017-11-20 10:08:24 -08:00
John Reiser 6eafa552bb Mach-o defend against bad crafted input 
https://github.com/upx/upx/issues/146
	modified:   p_mach.cpp
 2017-11-15 13:38:54 -08:00
John Reiser 7a0514d9b4 PeFile more checks for Section table 
modified:   pefile.cpp
 2017-11-12 21:47:47 -08:00
John Reiser 7e7565299e PeFile check Section table 
https://github.com/upx/upx/issues/132
	modified:   pefile.cpp
 2017-11-12 21:02:52 -08:00
László Molnár ed34a089c6 minor update for a memory derefencing check 2017-11-12 16:19:40 +01:00
John Reiser d14a2c5282 PeFile fix the recently-added interval checking. 
https://github.com/upx/upx/issues/143
	modified:   pefile.cpp
 2017-11-09 21:58:25 -08:00
John Reiser f014406b65 MemBuffer.subref(errfmt, skip, take) checks that a subinterval is inside 
modified:   mem.cpp
	modified:   mem.h
 2017-11-09 21:55:41 -08:00
John Reiser 58771ecca6 PeFile: better checking for import descriptors 
modified:   pefile.cpp
 2017-11-08 12:38:54 -08:00
John Reiser 5d9dcb634b PeFile: Defend against bad crafted import descriptors 
https://github.com/upx/upx/issues/143
	modified:   pefile.cpp
	modified:   pefile.h
 2017-11-08 11:07:46 -08:00
John Reiser 19c2c1edcf Android 8.0 (Oreo) wants 0!=.e_shstrndx in a shared library 
https://github.com/upx/upx/issues/142
It should not matter what the .sh_name is; only the .sh_type matters.
	modified:   p_lx_elf.cpp
 2017-11-07 11:12:23 -08:00
John Reiser 0430e7931e PowerPC64 stub: on syscall, real Linux trashes r13 and below 
(except r1, r2, and input args!) So, r12 .e_entry for musl
must copy from a saved register.  [qemu-ppc64 doesn't trash registers!]
	modified:   ../.github/travis_testsuite_1.sh
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/powerpc64le-linux.elf-fold.S
	also .h  .fold.map
 2017-10-27 20:07:32 -07:00
John Reiser bb8e607442 PowerPC64 musl 1.1.16 wants r12= .e_entry 
modified:   stub/src/powerpc64le-linux.elf-fold.S
	also .h  .fold.map
 2017-10-27 13:19:03 -07:00
John Reiser e61ada944d debug info for shared library on stderr under "-D" 
modified:   p_lx_elf.cpp
 2017-10-25 21:32:17 -07:00
John Reiser 46730315e3 stub arm64-linux.shlib-init.S saves 1 instr and checks for assembly errors 
modified:   arm64-linux.shlib-init.S
	also .h .bin.dump
 2017-10-24 12:50:29 -07:00
John Reiser 4869142034 arm64 stub for shared library uses AT_PAGESZ 
modified:   stub/src/arm64-linux.shlib-init.S
	also .h .bin.dump
 2017-10-23 18:55:28 -07:00
John Reiser 8e42e17bbf typo 
modified:   stub/src/amd64-linux.elf-entry.S
 2017-10-23 18:53:42 -07:00
John Reiser 38c8b84a26 Align hatch_off. 
modified:   p_lx_elf.cpp
 2017-10-20 17:23:55 -07:00
John Reiser c652626a37 32-bit shared libs reduce Phdr[1].p_align to 4096, like 64-bit. 
This saves space when PAGE_SIZE is larger than 4096: MIPS, etc.
	modified:   p_lx_elf.cpp
 2017-10-20 16:35:27 -07:00
John Reiser 06f6e47ebf Fix stub for MIPS shared libraries 
https://github.com/upx/upx/issues/135
	modified:   p_lx_elf.cpp
	modified:   stub/src/mipsel.r3000-linux.shlib-init.S
	also .h .bin.dump
 2017-10-20 16:16:35 -07:00
John Reiser 403b180b1d Compress shared libraries for mips and mipsel in ELF on Linux 
modified:   p_lx_elf.cpp
	modified:   stub/Makefile
	new file:   stub/mips.r3000-linux.shlib-init.h
	new file:   stub/mipsel.r3000-linux.shlib-init.h
	new file:   stub/src/mips.r3000-linux.shlib-init.S
	new file:   stub/src/mipsel.r3000-linux.shlib-init.S
	new file:   stub/tmp/mips.r3000-linux.shlib-init.bin.dump
	new file:   stub/tmp/mipsel.r3000-linux.shlib-init.bin.dump
 2017-10-19 13:47:36 -07:00
John Reiser ee008acfbd amd64 implements --is_ptinterp 
https://github.com/upx/upx/issues/121
	modified:   ../.github/travis_testsuite_1.sh
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/amd64-linux.elf-main.c
	also .h, .map, .bin.dump
 2017-10-18 13:10:49 -07:00