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Mach-o MH_EXECUTE rewrite; work-in-progress

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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
This commit is contained in:
John Reiser
2017-12-03 23:17:55 -08:00
parent e633c51b50
commit 4f6979967d
9 changed files with 901 additions and 750 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/stub/tmp/amd64-darwin.macho-entry.bin.dump
+23 -14
View File
@@ -3,19 +3,19 @@ file format elf64-x86-64
Sections:
Idx Name Size VMA LMA File off Algn Flags
0 AMD64BXX 0000004c 0000000000000000 0000000000000000 00000040 2**0 CONTENTS, READONLY
1 MACHMAINX 00000005 0000000000000000 0000000000000000 0000008c 2**0 CONTENTS, RELOC, READONLY
2 MACH_UNC 00000008 0000000000000000 0000000000000000 00000091 2**0 CONTENTS, READONLY
3 NRV_HEAD 00000067 0000000000000000 0000000000000000 00000099 2**0 CONTENTS, READONLY
4 NRV2E 000000b7 0000000000000000 0000000000000000 00000100 2**0 CONTENTS, RELOC, READONLY
5 NRV2D 0000009e 0000000000000000 0000000000000000 000001b7 2**0 CONTENTS, RELOC, READONLY
6 NRV2B 00000090 0000000000000000 0000000000000000 00000255 2**0 CONTENTS, RELOC, READONLY
7 LZMA_ELF00 00000064 0000000000000000 0000000000000000 000002e5 2**0 CONTENTS, RELOC, READONLY
8 LZMA_DEC10 000009f7 0000000000000000 0000000000000000 00000349 2**0 CONTENTS, READONLY
9 LZMA_DEC20 000009f7 0000000000000000 0000000000000000 00000d40 2**0 CONTENTS, READONLY
10 LZMA_DEC30 00000014 0000000000000000 0000000000000000 00001737 2**0 CONTENTS, READONLY
11 NRV_TAIL 00000000 0000000000000000 0000000000000000 0000174b 2**0 CONTENTS, READONLY
12 MACHMAINY 00000011 0000000000000000 0000000000000000 0000174b 2**0 CONTENTS, READONLY
13 MACHMAINZ 00000041 0000000000000000 0000000000000000 0000175c 2**0 CONTENTS, READONLY
1 MACHMAINX 000000b7 0000000000000000 0000000000000000 0000008c 2**0 CONTENTS, RELOC, READONLY
2 MACH_UNC 00000008 0000000000000000 0000000000000000 00000143 2**0 CONTENTS, READONLY
3 NRV_HEAD 00000067 0000000000000000 0000000000000000 0000014b 2**0 CONTENTS, READONLY
4 NRV2E 000000b7 0000000000000000 0000000000000000 000001b2 2**0 CONTENTS, RELOC, READONLY
5 NRV2D 0000009e 0000000000000000 0000000000000000 00000269 2**0 CONTENTS, RELOC, READONLY
6 NRV2B 00000090 0000000000000000 0000000000000000 00000307 2**0 CONTENTS, RELOC, READONLY
7 LZMA_ELF00 00000064 0000000000000000 0000000000000000 00000397 2**0 CONTENTS, RELOC, READONLY
8 LZMA_DEC10 000009f7 0000000000000000 0000000000000000 000003fb 2**0 CONTENTS, READONLY
9 LZMA_DEC20 000009f7 0000000000000000 0000000000000000 00000df2 2**0 CONTENTS, READONLY
10 LZMA_DEC30 00000014 0000000000000000 0000000000000000 000017e9 2**0 CONTENTS, READONLY
11 NRV_TAIL 00000000 0000000000000000 0000000000000000 000017fd 2**0 CONTENTS, READONLY
12 MACHMAINY 00000011 0000000000000000 0000000000000000 000017fd 2**0 CONTENTS, READONLY
13 MACHMAINZ 00000044 0000000000000000 0000000000000000 0000180e 2**0 CONTENTS, READONLY
SYMBOL TABLE:
0000000000000000 l d NRV_HEAD 0000000000000000 NRV_HEAD
0000000000000000 l d LZMA_DEC30 0000000000000000 LZMA_DEC30
@@ -32,11 +32,20 @@ SYMBOL TABLE:
0000000000000000 l d LZMA_DEC20 0000000000000000 LZMA_DEC20
0000000000000000 l d NRV_TAIL 0000000000000000 NRV_TAIL
0000000000000000 g MACHMAINX 0000000000000000 _start
0000000000000000 *UND* 0000000000000000 mhdr_ncmds
0000000000000000 *UND* 0000000000000000 sz_Mach_header64
0000000000000000 *UND* 0000000000000000 LC_SEGMENT_64
0000000000000000 *UND* 0000000000000000 mseg_vmaddr
0000000000000011 g MACHMAINY 0000000000000000 end_decompress
RELOCATION RECORDS FOR [MACHMAINX]:
OFFSET TYPE VALUE
0000000000000001 R_X86_64_PC32 MACHMAINZ+0x0000000000000037
0000000000000003 R_X86_64_PC32 _start+0xfffffffffffffff4
0000000000000010 R_X86_64_32S mhdr_ncmds
0000000000000017 R_X86_64_32S sz_Mach_header64
000000000000001e R_X86_64_32 LC_SEGMENT_64
0000000000000056 R_X86_64_32S mseg_vmaddr
00000000000000b3 R_X86_64_PC32 MACHMAINZ+0x000000000000003a
RELOCATION RECORDS FOR [NRV2E]:
OFFSET TYPE VALUE