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Re: Revise sleb128 and uleb128 reader

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A missing part of git commit cd30bcef4a685.

	* od-macho.c: Include elfcomm.h.
	(dump_dyld_info_rebase, dump_dyld_info_bind): Fix read_leb128 args.
	(dump_dyld_info_export_1, dump_segment_split_info): Likewise.
This commit is contained in:
Alan Modra
2019-12-30 09:33:46 +10:30
parent 2c5b6e1a1c
commit 5ad8755225
2 changed files with 28 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
binutils/ChangeLog
View File

@ -1,3 +1,9 @@
2019-12-30 Alan Modra <amodra@gmail.com>
* od-macho.c: Include elfcomm.h.
(dump_dyld_info_rebase, dump_dyld_info_bind): Fix read_leb128 args.
(dump_dyld_info_export_1, dump_segment_split_info): Likewise.
2019-12-23 Hans-Peter Nilsson <hp@axis.com> 2019-12-23 Hans-Peter Nilsson <hp@axis.com>
* dwarf.c (display_debug_lines_decoded): Cast printf parameter to * dwarf.c (display_debug_lines_decoded): Cast printf parameter to

43
binutils/od-macho.c
View File

@ -26,6 +26,7 @@
#include "bfd.h" #include "bfd.h"
#include "objdump.h" #include "objdump.h"
#include "bucomm.h" #include "bucomm.h"
#include "elfcomm.h"
#include "dwarf.h" #include "dwarf.h"
#include "bfdlink.h" #include "bfdlink.h"
#include "mach-o.h" #include "mach-o.h"
@ -709,13 +710,13 @@ dump_dyld_info_rebase (bfd *abfd, unsigned char *buf, unsigned int len,
bfd_mach_o_get_name (bfd_mach_o_dyld_rebase_type_name, imm)); bfd_mach_o_get_name (bfd_mach_o_dyld_rebase_type_name, imm));
break; break;
case BFD_MACH_O_REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB: case BFD_MACH_O_REBASE_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("set segment: %u and offset: 0x%08x\n", printf ("set segment: %u and offset: 0x%08x\n",
imm, (unsigned) leb); imm, (unsigned) leb);
i += leblen; i += leblen;
break; break;
case BFD_MACH_O_REBASE_OPCODE_ADD_ADDR_ULEB: case BFD_MACH_O_REBASE_OPCODE_ADD_ADDR_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("add addr uleb: 0x%08x\n", (unsigned) leb); printf ("add addr uleb: 0x%08x\n", (unsigned) leb);
i += leblen; i += leblen;
break; break;
@ -726,20 +727,20 @@ dump_dyld_info_rebase (bfd *abfd, unsigned char *buf, unsigned int len,
printf ("rebase imm times: %u\n", imm); printf ("rebase imm times: %u\n", imm);
break; break;
case BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ULEB_TIMES: case BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ULEB_TIMES:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("rebase uleb times: %u\n", (unsigned) leb); printf ("rebase uleb times: %u\n", (unsigned) leb);
i += leblen; i += leblen;
break; break;
case BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB: case BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ADD_ADDR_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("rebase add addr uleb: %u\n", (unsigned) leb); printf ("rebase add addr uleb: %u\n", (unsigned) leb);
i += leblen; i += leblen;
break; break;
case BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB: case BFD_MACH_O_REBASE_OPCODE_DO_REBASE_ULEB_TIMES_SKIPPING_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("rebase uleb times (%u)", (unsigned) leb); printf ("rebase uleb times (%u)", (unsigned) leb);
i += leblen; i += leblen;
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf (" skipping uleb (%u)\n", (unsigned) leb); printf (" skipping uleb (%u)\n", (unsigned) leb);
i += leblen; i += leblen;
break; break;
@ -776,7 +777,7 @@ dump_dyld_info_bind (bfd *abfd, unsigned char *buf, unsigned int len,
printf ("set dylib ordinal imm: %u\n", imm); printf ("set dylib ordinal imm: %u\n", imm);
break; break;
case BFD_MACH_O_BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB: case BFD_MACH_O_BIND_OPCODE_SET_DYLIB_ORDINAL_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("set dylib ordinal uleb: %u\n", imm); printf ("set dylib ordinal uleb: %u\n", imm);
i += leblen; i += leblen;
break; break;
@ -799,19 +800,19 @@ dump_dyld_info_bind (bfd *abfd, unsigned char *buf, unsigned int len,
case BFD_MACH_O_BIND_OPCODE_SET_ADDEND_SLEB: case BFD_MACH_O_BIND_OPCODE_SET_ADDEND_SLEB:
{ {
bfd_signed_vma svma; bfd_signed_vma svma;
svma = read_leb128 (buf + i, &leblen, 0, buf + len); svma = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("set addend sleb: 0x%08x\n", (unsigned) svma); printf ("set addend sleb: 0x%08x\n", (unsigned) svma);
i += leblen; i += leblen;
} }
break; break;
case BFD_MACH_O_BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB: case BFD_MACH_O_BIND_OPCODE_SET_SEGMENT_AND_OFFSET_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("set segment: %u and offset: 0x%08x\n", printf ("set segment: %u and offset: 0x%08x\n",
imm, (unsigned) leb); imm, (unsigned) leb);
i += leblen; i += leblen;
break; break;
case BFD_MACH_O_BIND_OPCODE_ADD_ADDR_ULEB: case BFD_MACH_O_BIND_OPCODE_ADD_ADDR_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("add addr uleb: 0x%08x\n", (unsigned) leb); printf ("add addr uleb: 0x%08x\n", (unsigned) leb);
i += leblen; i += leblen;
break; break;
@ -819,7 +820,7 @@ dump_dyld_info_bind (bfd *abfd, unsigned char *buf, unsigned int len,
printf ("do bind\n"); printf ("do bind\n");
break; break;
case BFD_MACH_O_BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB: case BFD_MACH_O_BIND_OPCODE_DO_BIND_ADD_ADDR_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("do bind add addr uleb: 0x%08x\n", (unsigned) leb); printf ("do bind add addr uleb: 0x%08x\n", (unsigned) leb);
i += leblen; i += leblen;
break; break;
@ -827,10 +828,10 @@ dump_dyld_info_bind (bfd *abfd, unsigned char *buf, unsigned int len,
printf ("do bind add addr imm scaled: %u\n", imm * ptrsize); printf ("do bind add addr imm scaled: %u\n", imm * ptrsize);
break; break;
case BFD_MACH_O_BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB: case BFD_MACH_O_BIND_OPCODE_DO_BIND_ULEB_TIMES_SKIPPING_ULEB:
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf ("do bind uleb times (%u)", (unsigned) leb); printf ("do bind uleb times (%u)", (unsigned) leb);
i += leblen; i += leblen;
leb = read_leb128 (buf + i, &leblen, 0, buf + len); leb = read_leb128 (buf + i, buf + len, 0, &leblen, NULL);
printf (" skipping uleb (%u)\n", (unsigned) leb); printf (" skipping uleb (%u)\n", (unsigned) leb);
i += leblen; i += leblen;
break; break;
@ -858,7 +859,7 @@ dump_dyld_info_export_1 (bfd *abfd, unsigned char *buf, unsigned int len,
unsigned int child_count; unsigned int child_count;
unsigned int i; unsigned int i;
size = read_leb128 (buf + off, &leblen, 0, buf + len); size = read_leb128 (buf + off, buf + len, 0, &leblen, NULL);
off += leblen; off += leblen;
if (size != 0) if (size != 0)
@ -866,7 +867,7 @@ dump_dyld_info_export_1 (bfd *abfd, unsigned char *buf, unsigned int len,
bfd_vma flags; bfd_vma flags;
struct export_info_data *d; struct export_info_data *d;
flags = read_leb128 (buf + off, &leblen, 0, buf + len); flags = read_leb128 (buf + off, buf + len, 0, &leblen, NULL);
off += leblen; off += leblen;
fputs (" ", stdout); fputs (" ", stdout);
@ -889,7 +890,7 @@ dump_dyld_info_export_1 (bfd *abfd, unsigned char *buf, unsigned int len,
{ {
bfd_vma lib; bfd_vma lib;
lib = read_leb128 (buf + off, &leblen, 0, buf + len); lib = read_leb128 (buf + off, buf + len, 0, &leblen, NULL);
off += leblen; off += leblen;
fputs (" [reexport] ", stdout); fputs (" [reexport] ", stdout);
@ -911,12 +912,12 @@ dump_dyld_info_export_1 (bfd *abfd, unsigned char *buf, unsigned int len,
bfd_vma offset; bfd_vma offset;
bfd_vma resolv = 0; bfd_vma resolv = 0;
offset = read_leb128 (buf + off, &leblen, 0, buf + len); offset = read_leb128 (buf + off, buf + len, 0, &leblen, NULL);
off += leblen; off += leblen;
if (flags & BFD_MACH_O_EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER) if (flags & BFD_MACH_O_EXPORT_SYMBOL_FLAGS_STUB_AND_RESOLVER)
{ {
resolv = read_leb128 (buf + off, &leblen, 0, buf + len); resolv = read_leb128 (buf + off, buf + len, 0, &leblen, NULL);
off += leblen; off += leblen;
} }
@ -929,7 +930,7 @@ dump_dyld_info_export_1 (bfd *abfd, unsigned char *buf, unsigned int len,
} }
} }
child_count = read_leb128 (buf + off, &leblen, 0, buf + len); child_count = read_leb128 (buf + off, buf + len, 0, &leblen, NULL);
off += leblen; off += leblen;
for (i = 0; i < child_count; i++) for (i = 0; i < child_count; i++)
@ -943,7 +944,7 @@ dump_dyld_info_export_1 (bfd *abfd, unsigned char *buf, unsigned int len,
off += strlen ((const char *)buf + off) + 1; off += strlen ((const char *)buf + off) + 1;
sub_off = read_leb128 (buf + off, &leblen, 0, buf + len); sub_off = read_leb128 (buf + off, buf + len, 0, &leblen, NULL);
off += leblen; off += leblen;
dump_dyld_info_export_1 (abfd, buf, len, sub_off, &sub_data, base); dump_dyld_info_export_1 (abfd, buf, len, sub_off, &sub_data, base);
@ -1311,7 +1312,7 @@ dump_segment_split_info (bfd *abfd, bfd_mach_o_linkedit_command *cmd)
} }
for (p = buf + 1; *p != 0; p += len) for (p = buf + 1; *p != 0; p += len)
{ {
addr += read_leb128 (p, &len, 0, buf + cmd->datasize); addr += read_leb128 (p, buf + cmd->datasize, 0, &len, NULL);
fputs (" ", stdout); fputs (" ", stdout);
bfd_printf_vma (abfd, addr); bfd_printf_vma (abfd, addr);
putchar ('\n'); putchar ('\n');