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Mach-o MH_EXECUTE rewrite; work-in-progress

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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
This commit is contained in:
John Reiser
2017-12-09 20:18:39 -08:00
parent c6d6378005
commit 64557bee43
6 changed files with 887 additions and 831 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/stub/tmp/amd64-darwin.macho-entry.bin.dump
+18 -16
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 00000082 0000000000000000 0000000000000000 0000008c 2**0 CONTENTS, RELOC, READONLY
2 MACH_UNC 00000008 0000000000000000 0000000000000000 0000010e 2**0 CONTENTS, READONLY
3 NRV_HEAD 00000067 0000000000000000 0000000000000000 00000116 2**0 CONTENTS, READONLY
4 NRV2E 000000b7 0000000000000000 0000000000000000 0000017d 2**0 CONTENTS, RELOC, READONLY
5 NRV2D 0000009e 0000000000000000 0000000000000000 00000234 2**0 CONTENTS, RELOC, READONLY
6 NRV2B 00000090 0000000000000000 0000000000000000 000002d2 2**0 CONTENTS, RELOC, READONLY
7 LZMA_ELF00 00000064 0000000000000000 0000000000000000 00000362 2**0 CONTENTS, RELOC, READONLY
8 LZMA_DEC10 000009f7 0000000000000000 0000000000000000 000003c6 2**0 CONTENTS, READONLY
9 LZMA_DEC20 000009f7 0000000000000000 0000000000000000 00000dbd 2**0 CONTENTS, READONLY
10 LZMA_DEC30 00000014 0000000000000000 0000000000000000 000017b4 2**0 CONTENTS, READONLY
11 NRV_TAIL 00000000 0000000000000000 0000000000000000 000017c8 2**0 CONTENTS, READONLY
12 MACHMAINY 00000011 0000000000000000 0000000000000000 000017c8 2**0 CONTENTS, READONLY
13 MACHMAINZ 00000036 0000000000000000 0000000000000000 000017d9 2**0 CONTENTS, READONLY
1 MACHMAINX 00000006 0000000000000000 0000000000000000 0000008c 2**0 CONTENTS, RELOC, READONLY
2 MACH_UNC 00000008 0000000000000000 0000000000000000 00000092 2**0 CONTENTS, READONLY
3 NRV_HEAD 00000067 0000000000000000 0000000000000000 0000009a 2**0 CONTENTS, READONLY
4 NRV2E 000000b7 0000000000000000 0000000000000000 00000101 2**0 CONTENTS, RELOC, READONLY
5 NRV2D 0000009e 0000000000000000 0000000000000000 000001b8 2**0 CONTENTS, RELOC, READONLY
6 NRV2B 00000090 0000000000000000 0000000000000000 00000256 2**0 CONTENTS, RELOC, READONLY
7 LZMA_ELF00 00000064 0000000000000000 0000000000000000 000002e6 2**0 CONTENTS, RELOC, READONLY
8 LZMA_DEC10 000009f7 0000000000000000 0000000000000000 0000034a 2**0 CONTENTS, READONLY
9 LZMA_DEC20 000009f7 0000000000000000 0000000000000000 00000d41 2**0 CONTENTS, READONLY
10 LZMA_DEC30 00000014 0000000000000000 0000000000000000 00001738 2**0 CONTENTS, READONLY
11 NRV_TAIL 00000000 0000000000000000 0000000000000000 0000174c 2**0 CONTENTS, READONLY
12 MACHMAINY 00000011 0000000000000000 0000000000000000 0000174c 2**0 CONTENTS, READONLY
13 MACHMAINZ 00000107 0000000000000000 0000000000000000 0000175d 2**0 CONTENTS, RELOC, READONLY
SYMBOL TABLE:
0000000000000000 l d NRV_HEAD 0000000000000000 NRV_HEAD
0000000000000000 l d LZMA_DEC30 0000000000000000 LZMA_DEC30
@@ -36,9 +36,7 @@ SYMBOL TABLE:
RELOCATION RECORDS FOR [MACHMAINX]:
OFFSET TYPE VALUE
0000000000000003 R_X86_64_PC32 _start+0xfffffffffffffff4
000000000000003f R_X86_64_PC32 MACHMAINZ+0x0000000000000032
000000000000007e R_X86_64_PC32 MACHMAINZ+0x000000000000002c
0000000000000002 R_X86_64_PC32 MACHMAINZ+0x000000000000009a
RELOCATION RECORDS FOR [NRV2E]:
OFFSET TYPE VALUE
@@ -58,3 +56,7 @@ OFFSET TYPE VALUE
RELOCATION RECORDS FOR [LZMA_ELF00]:
OFFSET TYPE VALUE
0000000000000006 R_X86_64_PC32 LZMA_DEC30+0x0000000000000010
RELOCATION RECORDS FOR [MACHMAINZ]:
OFFSET TYPE VALUE
00000000000000e7 R_X86_64_PC32 _start+0xfffffffffffffff4
src/stub/tmp/amd64-darwin.macho-fold.map
+45 -45
View File
@@ -72,31 +72,31 @@ LOAD tmp/amd64-darwin.macho-main.o
.plt
*(.plt)
.text 0x0000000008048000 0x578
.text 0x0000000008048000 0x590
*(.text .stub .text.* .gnu.linkonce.t.*)
.text 0x0000000008048000 0xca tmp/amd64-darwin.macho-fold.o
0x00000000080480a0 munmap
0x0000000008048084 bswap
0x00000000080480b0 mmap
0x0000000008048094 write
.text 0x0000000008048000 0xe1 tmp/amd64-darwin.macho-fold.o
0x00000000080480b7 munmap
0x000000000804809b bswap
0x00000000080480c7 mmap
0x00000000080480ab write
0x0000000008048000 _start
0x00000000080480b4 read
0x00000000080480a4 pread
0x0000000008048098 exit
0x00000000080480ac open
0x000000000804809c mprotect
0x00000000080480a8 close
*fill* 0x00000000080480ca 0x2 90909090
.text 0x00000000080480cc 0x4ac tmp/amd64-darwin.macho-main.o
0x000000000804840e upx_main
0x00000000080480cb read
0x00000000080480bb pread
0x00000000080480af exit
0x00000000080480c3 open
0x00000000080480b3 mprotect
0x00000000080480bf close
*fill* 0x00000000080480e1 0x3 90909090
.text 0x00000000080480e4 0x4ac tmp/amd64-darwin.macho-main.o
0x0000000008048426 upx_main
*(.text.*personality*)
*(.gnu.warning)
.fini
*(.fini)
0x0000000008048578 PROVIDE (__etext, .)
0x0000000008048578 PROVIDE (_etext, .)
0x0000000008048578 PROVIDE (etext, .)
0x0000000008048590 PROVIDE (__etext, .)
0x0000000008048590 PROVIDE (_etext, .)
0x0000000008048590 PROVIDE (etext, .)
.rodata
*(.rodata .rodata.* .gnu.linkonce.r.*)
@@ -112,8 +112,8 @@ LOAD tmp/amd64-darwin.macho-main.o
.gcc_except_table
*(.gcc_except_table .gcc_except_table.*)
0x0000000008048578 . = (ALIGN (0x1000) - ((0x1000 - .) & 0xfff))
0x0000000008049578 . = (0x1000 DATA_SEGMENT_ALIGN 0x1000)
0x0000000008048590 . = (ALIGN (0x1000) - ((0x1000 - .) & 0xfff))
0x0000000008049590 . = (0x1000 DATA_SEGMENT_ALIGN 0x1000)
.eh_frame
*(.eh_frame)
@@ -128,22 +128,22 @@ LOAD tmp/amd64-darwin.macho-main.o
*(.tbss .tbss.* .gnu.linkonce.tb.*)
*(.tcommon)
.preinit_array 0x0000000008049578 0x0
0x0000000008049578 PROVIDE (__preinit_array_start, .)
.preinit_array 0x0000000008049590 0x0
0x0000000008049590 PROVIDE (__preinit_array_start, .)
*(.preinit_array)
0x0000000008049578 PROVIDE (__preinit_array_end, .)
0x0000000008049590 PROVIDE (__preinit_array_end, .)
.init_array 0x0000000008049578 0x0
0x0000000008049578 PROVIDE (__init_array_start, .)
.init_array 0x0000000008049590 0x0
0x0000000008049590 PROVIDE (__init_array_start, .)
*(SORT(.init_array.*))
*(.init_array)
0x0000000008049578 PROVIDE (__init_array_end, .)
0x0000000008049590 PROVIDE (__init_array_end, .)
.fini_array 0x0000000008049578 0x0
0x0000000008049578 PROVIDE (__fini_array_start, .)
.fini_array 0x0000000008049590 0x0
0x0000000008049590 PROVIDE (__fini_array_start, .)
*(.fini_array)
*(SORT(.fini_array.*))
0x0000000008049578 PROVIDE (__fini_array_end, .)
0x0000000008049590 PROVIDE (__fini_array_end, .)
.ctors
*crtbegin*.o(.ctors)
@@ -169,35 +169,35 @@ LOAD tmp/amd64-darwin.macho-main.o
.got
*(.got)
0x0000000008049578 . = (. DATA_SEGMENT_RELRO_END 0xc)
0x0000000008049590 . = (. DATA_SEGMENT_RELRO_END 0xc)
.got.plt
*(.got.plt)
.data 0x0000000008049578 0x0
.data 0x0000000008049590 0x0
*(.data .data.* .gnu.linkonce.d.*)
.data 0x0000000008049578 0x0 tmp/amd64-darwin.macho-fold.o
.data 0x0000000008049578 0x0 tmp/amd64-darwin.macho-main.o
.data 0x0000000008049590 0x0 tmp/amd64-darwin.macho-fold.o
.data 0x0000000008049590 0x0 tmp/amd64-darwin.macho-main.o
*(.gnu.linkonce.d.*personality*)
.data1
*(.data1)
0x0000000008049578 _edata = .
0x0000000008049578 PROVIDE (edata, .)
0x0000000008049578 __bss_start = .
0x0000000008049590 _edata = .
0x0000000008049590 PROVIDE (edata, .)
0x0000000008049590 __bss_start = .
.bss 0x0000000008049578 0x0
.bss 0x0000000008049590 0x0
*(.dynbss)
*(.bss .bss.* .gnu.linkonce.b.*)
.bss 0x0000000008049578 0x0 tmp/amd64-darwin.macho-fold.o
.bss 0x0000000008049578 0x0 tmp/amd64-darwin.macho-main.o
.bss 0x0000000008049590 0x0 tmp/amd64-darwin.macho-fold.o
.bss 0x0000000008049590 0x0 tmp/amd64-darwin.macho-main.o
*(COMMON)
0x0000000008049578 . = ALIGN ((. != 0x0)?0x4:0x1)
0x0000000008049578 . = ALIGN (0x4)
0x0000000008049578 . = ALIGN (0x4)
0x0000000008049578 _end = .
0x0000000008049578 PROVIDE (end, .)
0x0000000008049578 . = DATA_SEGMENT_END (.)
0x0000000008049590 . = ALIGN ((. != 0x0)?0x4:0x1)
0x0000000008049590 . = ALIGN (0x4)
0x0000000008049590 . = ALIGN (0x4)
0x0000000008049590 _end = .
0x0000000008049590 PROVIDE (end, .)
0x0000000008049590 . = DATA_SEGMENT_END (.)
.stab
*(.stab)