diff options
Diffstat (limited to 'bfd/mach-o.c')
| -rw-r--r-- | bfd/mach-o.c | 68 |
1 files changed, 64 insertions, 4 deletions
diff --git a/bfd/mach-o.c b/bfd/mach-o.c index 5973df7..445ad18 100644 --- a/bfd/mach-o.c +++ b/bfd/mach-o.c @@ -2433,6 +2433,25 @@ bfd_mach_o_read_dyld_info (bfd *abfd, bfd_mach_o_load_command *command) return 0; } +static bfd_boolean +bfd_mach_o_read_version_min (bfd *abfd, bfd_mach_o_load_command *command) +{ + bfd_mach_o_version_min_command *cmd = &command->command.version_min; + struct mach_o_version_min_command_external raw; + unsigned int ver; + + if (bfd_seek (abfd, command->offset + BFD_MACH_O_LC_SIZE, SEEK_SET) != 0 + || bfd_bread (&raw, sizeof (raw), abfd) != sizeof (raw)) + return FALSE; + + ver = bfd_get_32 (abfd, raw.version); + cmd->rel = ver >> 16; + cmd->maj = ver >> 8; + cmd->min = ver; + cmd->reserved = bfd_get_32 (abfd, raw.reserved); + return TRUE; +} + static int bfd_mach_o_read_segment (bfd *abfd, bfd_mach_o_load_command *command, @@ -2606,6 +2625,7 @@ bfd_mach_o_read_command (bfd *abfd, bfd_mach_o_load_command *command) break; case BFD_MACH_O_LC_CODE_SIGNATURE: case BFD_MACH_O_LC_SEGMENT_SPLIT_INFO: + case BFD_MACH_O_LC_FUNCTION_STARTS: if (bfd_mach_o_read_linkedit (abfd, command) != 0) return -1; break; @@ -2613,6 +2633,11 @@ bfd_mach_o_read_command (bfd *abfd, bfd_mach_o_load_command *command) if (bfd_mach_o_read_dyld_info (abfd, command) != 0) return -1; break; + case BFD_MACH_O_LC_VERSION_MIN_MACOSX: + case BFD_MACH_O_LC_VERSION_MIN_IPHONEOS: + if (!bfd_mach_o_read_version_min (abfd, command)) + return -1; + break; default: (*_bfd_error_handler) (_("unable to read unknown load command 0x%lx"), (unsigned long) command->type); @@ -3308,12 +3333,24 @@ bfd_mach_o_print_flags (const bfd_mach_o_xlat_name *table, } static const char * -bfd_mach_o_get_name (const bfd_mach_o_xlat_name *table, unsigned long val) +bfd_mach_o_get_name_or_null (const bfd_mach_o_xlat_name *table, + unsigned long val) { for (; table->name; table++) if (table->val == val) return table->name; - return "*UNKNOWN*"; + return NULL; +} + +static const char * +bfd_mach_o_get_name (const bfd_mach_o_xlat_name *table, unsigned long val) +{ + const char *res = bfd_mach_o_get_name_or_null (table, val); + + if (res == NULL) + return "*UNKNOWN*"; + else + return res; } static bfd_mach_o_xlat_name bfd_mach_o_cpu_name[] = @@ -3451,6 +3488,11 @@ static bfd_mach_o_xlat_name bfd_mach_o_load_command_name[] = { "lazy_load_dylib", BFD_MACH_O_LC_LAZY_LOAD_DYLIB}, { "encryption_info", BFD_MACH_O_LC_ENCRYPTION_INFO}, { "dyld_info", BFD_MACH_O_LC_DYLD_INFO}, + { "load_upward_lib", BFD_MACH_O_LC_LOAD_UPWARD_DYLIB}, + { "version_min_macosx", BFD_MACH_O_LC_VERSION_MIN_MACOSX}, + { "version_min_iphoneos", BFD_MACH_O_LC_VERSION_MIN_IPHONEOS}, + { "function_starts", BFD_MACH_O_LC_FUNCTION_STARTS}, + { "dyld_environment", BFD_MACH_O_LC_DYLD_ENVIRONMENT}, { NULL, 0} }; @@ -3843,9 +3885,16 @@ bfd_mach_o_bfd_print_private_bfd_data (bfd *abfd, void * ptr) for (i = 0; i < mdata->header.ncmds; i++) { bfd_mach_o_load_command *cmd = &mdata->commands[i]; + const char *cmd_name; - fprintf (file, "Load command %s:", - bfd_mach_o_get_name (bfd_mach_o_load_command_name, cmd->type)); + cmd_name = bfd_mach_o_get_name_or_null + (bfd_mach_o_load_command_name, cmd->type); + fprintf (file, "Load command "); + if (cmd_name == NULL) + fprintf (file, "0x%02x:", cmd->type); + else + fprintf (file, "%s:", cmd_name); + switch (cmd->type) { case BFD_MACH_O_LC_SEGMENT: @@ -3903,6 +3952,7 @@ bfd_mach_o_bfd_print_private_bfd_data (bfd *abfd, void * ptr) break; case BFD_MACH_O_LC_CODE_SIGNATURE: case BFD_MACH_O_LC_SEGMENT_SPLIT_INFO: + case BFD_MACH_O_LC_FUNCTION_STARTS: { bfd_mach_o_linkedit_command *linkedit = &cmd->command.linkedit; fprintf @@ -3957,8 +4007,18 @@ bfd_mach_o_bfd_print_private_bfd_data (bfd *abfd, void * ptr) fprintf (file, "\n"); bfd_mach_o_print_dyld_info (abfd, cmd, file); break; + case BFD_MACH_O_LC_VERSION_MIN_MACOSX: + case BFD_MACH_O_LC_VERSION_MIN_IPHONEOS: + { + bfd_mach_o_version_min_command *ver = &cmd->command.version_min; + + fprintf (file, " %u.%u.%u\n", ver->rel, ver->maj, ver->min); + } + break; default: fprintf (file, "\n"); + fprintf (file, " offset: 0x%08lx\n", (unsigned long)cmd->offset); + fprintf (file, " size: 0x%08lx\n", (unsigned long)cmd->len); break; } fputc ('\n', file); |