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b122f8e9d0
Commit Graph

324 Commits

Author SHA1 Message Date
John Reiser
b122f8e9d0 Optimize /proc/self/exe. Sync stubs. 
See also commit 78b1da5c00 earlier today
for https://github.com/upx/upx/issues/225 .
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   stub/src/arm.v4a-linux.elf-fold.S
	also *.h, *.map, *.bin.dump
 2018-10-09 20:11:34 -07:00
John Reiser
4d1c754af9 Preserve Mach_segment_header.flags; fix non-PIE main programs on MacOS. 
https://github.com/upx/upx/issues/222
	modified:   p_mach.cpp
	modified:   p_mach.h
	modified:   stub/src/amd64-darwin.macho-entry.S
	also *.macho-*.h, *.macho-fold.map, amd64-darwin.macho-entry.bin.dump
 2018-09-22 18:50:37 -07:00
John Reiser
9bb6854e64 Fix stub for MacOS El Capitan, which has "pre-linked" /usr/bin/dyld 
https://github.com/upx/upx/issues/218
https://github.com/Homebrew/homebrew-core/pull/31846
	modified:   src/amd64-darwin.macho-main.c
	    also *-darwin.mach-fold.{h,map}
 2018-09-09 15:37:54 -07:00
John Reiser
bdd97fe0b2 build stubs 
modified:   amd64-linux.elf-fold.h
	modified:   arm64-linux.elf-fold.h
	modified:   i386-bsd.elf-fold.h
	modified:   i386-linux.elf.interp-fold.h
	modified:   i386-netbsd.elf-fold.h
	modified:   i386-openbsd.elf-fold.h
	modified:   powerpc64-linux.elf-fold.h
	modified:   powerpc64le-linux.elf-fold.h
	modified:   tmp/amd64-linux.elf-fold.map
	modified:   tmp/arm64-linux.elf-fold.map
	modified:   tmp/i386-bsd.elf-fold.map
	modified:   tmp/i386-linux.elf.interp-fold.map
	modified:   tmp/i386-netbsd.elf-fold.map
	modified:   tmp/i386-openbsd.elf-fold.map
	modified:   tmp/powerpc64-linux.elf-fold.map
	modified:   tmp/powerpc64le-linux.elf-fold.map
 2018-08-22 14:48:15 -07:00
John Reiser
b97688d119 Stub updates AT_PHDR for 32-bit libmusl, particularly -fPIE 
https://github.com/upx/upx/issues/200
	modified:   stub/src/i386-linux.elf-main.c
	  also *.elf-fold.h, *.elf-fold.map for arm, armeb, i386, mips, mipsel, powerpc
	modified:   ../.github/travis_testsuite_1.sh
 2018-08-04 18:26:02 -07:00
John Reiser
5e9b6bd69d more ELF shlib when no DT_INIT (especially Android): hook DT_INIT_ARRAY[0] 
https://github.com/upx/upx/issues/191  [partial, not finished]
	modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   stub/src/arm.v4a-linux.shlib-init.S
	modified:   stub/src/arm.v4t-linux.shlib-init.S
 2018-03-26 16:30:52 -07:00
John Reiser
c2b62359d5 arm32 stubs on linux: allow 0==user_DT_INIT as nop; somewhat expensive 
modified:   stub/arm.v5a-linux.shlib-init.h
	modified:   stub/arm.v5t-linux.shlib-init.h
	modified:   stub/src/arm.v4a-linux.shlib-init.S
	modified:   stub/src/arm.v4t-linux.shlib-init.S
	modified:   stub/tmp/arm.v5a-linux.shlib-init.bin.dump
	modified:   stub/tmp/arm.v5t-linux.shlib-init.bin.dump
 2018-03-24 08:55:04 -07:00
John Reiser
d698eb69e2 Fix decompression stub for arm64 --lzma 
https://github.com/upx/upx/issues/181
	modified:   stub/src/arch/arm64/v8/lzma_d.S
 2018-02-24 13:04:15 -08:00
John Reiser
0ef00e9b82 Fix --lzma (and so --ultra-brute) for 32-bit ARM 
https://github.com/upx/upx/issues/167  (comment #14)
	modified:   stub/src/arm.v4a-linux.elf-entry.S
	modified:   ../.github/travis_testsuite_1.sh
 2018-02-03 15:44:00 -08:00
John Reiser
be83788666 --android-shlib for 32-bit ARM 
Includes better handling of asl_delta in execution stub.

    	modified:   p_lx_elf.cpp
    	modified:   p_lx_elf.h
    	modified:   stub/src/arm.v4t-linux.shlib-init.S
    	modified:   stub/src/arm64-linux.shlib-init.S
 2018-01-27 22:00:16 -08:00
John Reiser
5a28a51abc android shlib: better handling of asl_delta in execution stub 
modified:   p_lx_elf.cpp
    	modified:   stub/src/arm64-linux.shlib-init.S
 2018-01-26 12:35:06 -08:00
John Reiser
85f53b210d de-compression of arm64 --android-shlib 
modified:   src/p_lx_elf.cpp
	modified:   src/p_lx_elf.h
	modified:   src/stub/src/arm64-linux.shlib-init.S
 2018-01-24 15:39:46 -08:00
John Reiser
8c84efb8fb --android-shlib for Android "Oreo" 
Android "Oreo" wants to deal with ElfXX_Shdr[].  So splice 4KiB into PT_LOAD[0]
with an "extra" copy of them.  This requires careful relocation processing.
It also costs a page at run time.
	modified:   p_elf_enum.h
	modified:   p_lx_elf.cpp
	modified:   stub/src/arm.v4a-linux.shlib-init.S
	modified:   stub/src/arm.v4t-linux.shlib-init.S
	modified:   stub/src/arm64-linux.shlib-init.S
 2018-01-13 09:20:04 -08:00
John Reiser
c7969ed5a5 work in progress for --android-shlib 
modified:   p_elf_enum.h
	modified:   p_lx_elf.cpp
	modified:   stub/src/arm.v4a-linux.shlib-init.S
	modified:   stub/src/arm.v4t-linux.shlib-init.S
 2018-01-12 08:32:24 -08:00
John Reiser
cacb239040 work in progress for --android-shlib 
modified:   p_lx_elf.cpp
	modified:   p_lx_elf.h
	modified:   stub/src/arm64-linux.shlib-init.S
 2018-01-11 09:39:26 -08:00
John Reiser
edde6210f1 amd64 linux stack align 
forgotten as part of 4a35bf32ea
	modified:   stub/src/amd64-linux.elf-fold.S

	modified:   stub/amd64-linux.elf-fold.h
	modified:   stub/tmp/amd64-linux.elf-fold.map
	modified:   ../.github/travis_testsuite_1.sh
 2017-12-31 10:36:14 -08:00
John Reiser
4a35bf32ea static uClibc on amd64 passes entry.%rdx to 'atexit' 
https://github.com/upx/upx/issues/166
	modified:   ../.github/travis_testsuite_1.sh
	modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/amd64-linux.elf-main.c
 2017-12-30 17:20:01 -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
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
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
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
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
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
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
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
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
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
John Reiser
ff1d5fb794 stub for 64-bit little-endian PowerPC also uses TOC 
modified:   stub/src/arch/powerpc/64le/ppc_regs.h
	modified:   stub/src/powerpc64le-linux.elf-fold.S
 2017-10-14 13:54:43 -07:00
John Reiser
ad3f63b5c4 stubs *.elf-main.c: tighten input to first decompress of ELF headers 
modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/i386-linux.elf-main.c
	also .h, .map
 2017-10-14 06:21:44 -07:00
John Reiser
c1b9c79f54 arm,armeb stubs need endian-neutral code to set mflg_subr 
modified:   stub/src/arm.v4a-linux.elf-entry.S
	also .h, .bin.dump
 2017-10-13 12:27:07 -07:00
John Reiser
e0bc040b0a mips stub uses new strategy 
modified:   p_lx_elf.cpp
	modified:   stub/src/arch/mips/r3000/macros.ash
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/i386-linux.elf-main.c
	modified:   stub/src/mipsel.r3000-linux.elf-entry.S
	modified:   stub/src/mipsel.r3000-linux.elf-fold.S
	also .h, .bin.dump, .map
 2017-10-12 21:04:10 -07:00
John Reiser
608662d73b x86_64 stub also needs make_hatch() 
https://github.com/upx/upx/issues/133
	modified:   stub/src/amd64-linux.elf-main.c
 2017-10-11 08:45:21 -07:00
John Reiser
b72dda4ada arm64 spills a few registers because syscall can trash x18 
modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
 2017-10-10 20:31:11 -07:00
John Reiser
1522293be0 arm64: stub uses new strategy 
modified:   p_lx_elf.cpp
	modified:   stub/src/powerpc64le-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/arm64-linux.elf-entry.S
	modified:   stub/src/arm64-linux.elf-fold.S
	modified:   stub/src/arm64-linux.elf-main.c
	also .h, .map, .bin.dump
 2017-10-10 14:51:03 -07:00
John Reiser
b37bc99330 PowerPC64: stub uses new strategy 
Needed: expert on TOC for big-endian.  glibc, musl, gcc disagree
on layout (is the .func first?) and usage for .e_entry.
	modified:   p_lx_elf.cpp
	modified:   stub/src/amd64-linux.elf-main.c
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   stub/src/arch/powerpc/64le/ppc_regs.h
	modified:   stub/src/i386-linux.elf-main.c
	modified:   stub/src/powerpc-linux.elf-entry.S
	modified:   stub/src/powerpc-linux.elf-fold.S
	modified:   stub/src/powerpc64le-darwin.dylib-entry.S
	modified:   stub/src/powerpc64le-darwin.macho-entry.S
	modified:   stub/src/powerpc64le-linux.elf-entry.S
	modified:   stub/src/powerpc64le-linux.elf-fold.S
	modified:   stub/Makefile
	also .h, .bin.dump, .map
 2017-10-07 13:43:12 -07:00
John Reiser
7f905724b1 amd64: stub uses new strategy 
modified:   stub/src/amd64-linux.elf-entry.S
	modified:   stub/src/amd64-linux.elf-fold.S
	modified:   p_lx_elf.cpp
	also .h, .bin.dump, .map
 2017-10-06 11:15:34 -07:00