diff options
Diffstat (limited to 'tools/macho-dump/macho-dump.cpp')
-rw-r--r-- | tools/macho-dump/macho-dump.cpp | 245 |
1 files changed, 121 insertions, 124 deletions
diff --git a/tools/macho-dump/macho-dump.cpp b/tools/macho-dump/macho-dump.cpp index 897a785..0dfbd5f 100644 --- a/tools/macho-dump/macho-dump.cpp +++ b/tools/macho-dump/macho-dump.cpp @@ -97,12 +97,12 @@ static int DumpSectionData(const MachOObjectFile &Obj, unsigned Index, outs() << " ('_relocations', [\n"; unsigned RelNum = 0; error_code EC; - for (relocation_iterator I = Obj.getSectionRelBegin(Index), - E = Obj.getSectionRelEnd(Index); I != E; I.increment(EC), ++RelNum) { - macho::RelocationEntry RE = Obj.getRelocation(I->getRawDataRefImpl()); + for (relocation_iterator I = Obj.section_rel_begin(Index), + E = Obj.section_rel_end(Index); I != E; I.increment(EC), ++RelNum) { + MachO::any_relocation_info RE = Obj.getRelocation(I->getRawDataRefImpl()); outs() << " # Relocation " << RelNum << "\n"; - outs() << " (('word-0', " << format("0x%x", RE.Word0) << "),\n"; - outs() << " ('word-1', " << format("0x%x", RE.Word1) << ")),\n"; + outs() << " (('word-0', " << format("0x%x", RE.r_word0) << "),\n"; + outs() << " ('word-1', " << format("0x%x", RE.r_word1) << ")),\n"; } outs() << " ])\n"; @@ -124,23 +124,21 @@ static int DumpSectionData(const MachOObjectFile &Obj, unsigned Index, static int DumpSegmentCommand(const MachOObjectFile &Obj, const MachOObjectFile::LoadCommandInfo &LCI) { - macho::SegmentLoadCommand SLC = Obj.getSegmentLoadCommand(LCI); + MachO::segment_command SLC = Obj.getSegmentLoadCommand(LCI); - DumpSegmentCommandData(StringRef(SLC.Name, 16), SLC.VMAddress, - SLC.VMSize, SLC.FileOffset, SLC.FileSize, - SLC.MaxVMProtection, SLC.InitialVMProtection, - SLC.NumSections, SLC.Flags); + DumpSegmentCommandData(StringRef(SLC.segname, 16), SLC.vmaddr, + SLC.vmsize, SLC.fileoff, SLC.filesize, + SLC.maxprot, SLC.initprot, SLC.nsects, SLC.flags); // Dump the sections. outs() << " ('sections', [\n"; - for (unsigned i = 0; i != SLC.NumSections; ++i) { - macho::Section Sect = Obj.getSection(LCI, i); - DumpSectionData(Obj, i, StringRef(Sect.Name, 16), - StringRef(Sect.SegmentName, 16), Sect.Address, - Sect.Size, Sect.Offset, Sect.Align, - Sect.RelocationTableOffset, - Sect.NumRelocationTableEntries, Sect.Flags, - Sect.Reserved1, Sect.Reserved2); + for (unsigned i = 0; i != SLC.nsects; ++i) { + MachO::section Sect = Obj.getSection(LCI, i); + DumpSectionData(Obj, i, StringRef(Sect.sectname, 16), + StringRef(Sect.segname, 16), Sect.addr, + Sect.size, Sect.offset, Sect.align, + Sect.reloff, Sect.nreloc, Sect.flags, + Sect.reserved1, Sect.reserved2); } outs() << " ])\n"; @@ -149,24 +147,22 @@ static int DumpSegmentCommand(const MachOObjectFile &Obj, static int DumpSegment64Command(const MachOObjectFile &Obj, const MachOObjectFile::LoadCommandInfo &LCI) { - macho::Segment64LoadCommand SLC = Obj.getSegment64LoadCommand(LCI); - DumpSegmentCommandData(StringRef(SLC.Name, 16), SLC.VMAddress, - SLC.VMSize, SLC.FileOffset, SLC.FileSize, - SLC.MaxVMProtection, SLC.InitialVMProtection, - SLC.NumSections, SLC.Flags); + MachO::segment_command_64 SLC = Obj.getSegment64LoadCommand(LCI); + DumpSegmentCommandData(StringRef(SLC.segname, 16), SLC.vmaddr, + SLC.vmsize, SLC.fileoff, SLC.filesize, + SLC.maxprot, SLC.initprot, SLC.nsects, SLC.flags); // Dump the sections. outs() << " ('sections', [\n"; - for (unsigned i = 0; i != SLC.NumSections; ++i) { - macho::Section64 Sect = Obj.getSection64(LCI, i); - - DumpSectionData(Obj, i, StringRef(Sect.Name, 16), - StringRef(Sect.SegmentName, 16), Sect.Address, - Sect.Size, Sect.Offset, Sect.Align, - Sect.RelocationTableOffset, - Sect.NumRelocationTableEntries, Sect.Flags, - Sect.Reserved1, Sect.Reserved2, - Sect.Reserved3); + for (unsigned i = 0; i != SLC.nsects; ++i) { + MachO::section_64 Sect = Obj.getSection64(LCI, i); + + DumpSectionData(Obj, i, StringRef(Sect.sectname, 16), + StringRef(Sect.segname, 16), Sect.addr, + Sect.size, Sect.offset, Sect.align, + Sect.reloff, Sect.nreloc, Sect.flags, + Sect.reserved1, Sect.reserved2, + Sect.reserved3); } outs() << " ])\n"; @@ -190,12 +186,12 @@ static void DumpSymbolTableEntryData(const MachOObjectFile &Obj, } static int DumpSymtabCommand(const MachOObjectFile &Obj) { - macho::SymtabLoadCommand SLC = Obj.getSymtabLoadCommand(); + MachO::symtab_command SLC = Obj.getSymtabLoadCommand(); - outs() << " ('symoff', " << SLC.SymbolTableOffset << ")\n"; - outs() << " ('nsyms', " << SLC.NumSymbolTableEntries << ")\n"; - outs() << " ('stroff', " << SLC.StringTableOffset << ")\n"; - outs() << " ('strsize', " << SLC.StringTableSize << ")\n"; + outs() << " ('symoff', " << SLC.symoff << ")\n"; + outs() << " ('nsyms', " << SLC.nsyms << ")\n"; + outs() << " ('stroff', " << SLC.stroff << ")\n"; + outs() << " ('strsize', " << SLC.strsize << ")\n"; // Dump the string data. outs() << " ('_string_data', '"; @@ -211,14 +207,14 @@ static int DumpSymtabCommand(const MachOObjectFile &Obj) { I.increment(EC), ++SymNum) { DataRefImpl DRI = I->getRawDataRefImpl(); if (Obj.is64Bit()) { - macho::Symbol64TableEntry STE = Obj.getSymbol64TableEntry(DRI); - DumpSymbolTableEntryData(Obj, SymNum, STE.StringIndex, STE.Type, - STE.SectionIndex, STE.Flags, STE.Value, + MachO::nlist_64 STE = Obj.getSymbol64TableEntry(DRI); + DumpSymbolTableEntryData(Obj, SymNum, STE.n_strx, STE.n_type, + STE.n_sect, STE.n_desc, STE.n_value, StringTable); } else { - macho::SymbolTableEntry STE = Obj.getSymbolTableEntry(DRI); - DumpSymbolTableEntryData(Obj, SymNum, STE.StringIndex, STE.Type, - STE.SectionIndex, STE.Flags, STE.Value, + MachO::nlist STE = Obj.getSymbolTableEntry(DRI); + DumpSymbolTableEntryData(Obj, SymNum, STE.n_strx, STE.n_type, + STE.n_sect, STE.n_desc, STE.n_value, StringTable); } } @@ -228,37 +224,33 @@ static int DumpSymtabCommand(const MachOObjectFile &Obj) { } static int DumpDysymtabCommand(const MachOObjectFile &Obj) { - macho::DysymtabLoadCommand DLC = Obj.getDysymtabLoadCommand(); - - outs() << " ('ilocalsym', " << DLC.LocalSymbolsIndex << ")\n"; - outs() << " ('nlocalsym', " << DLC.NumLocalSymbols << ")\n"; - outs() << " ('iextdefsym', " << DLC.ExternalSymbolsIndex << ")\n"; - outs() << " ('nextdefsym', " << DLC.NumExternalSymbols << ")\n"; - outs() << " ('iundefsym', " << DLC.UndefinedSymbolsIndex << ")\n"; - outs() << " ('nundefsym', " << DLC.NumUndefinedSymbols << ")\n"; - outs() << " ('tocoff', " << DLC.TOCOffset << ")\n"; - outs() << " ('ntoc', " << DLC.NumTOCEntries << ")\n"; - outs() << " ('modtaboff', " << DLC.ModuleTableOffset << ")\n"; - outs() << " ('nmodtab', " << DLC.NumModuleTableEntries << ")\n"; - outs() << " ('extrefsymoff', " << DLC.ReferenceSymbolTableOffset << ")\n"; - outs() << " ('nextrefsyms', " - << DLC.NumReferencedSymbolTableEntries << ")\n"; - outs() << " ('indirectsymoff', " << DLC.IndirectSymbolTableOffset << ")\n"; - outs() << " ('nindirectsyms', " - << DLC.NumIndirectSymbolTableEntries << ")\n"; - outs() << " ('extreloff', " << DLC.ExternalRelocationTableOffset << ")\n"; - outs() << " ('nextrel', " << DLC.NumExternalRelocationTableEntries << ")\n"; - outs() << " ('locreloff', " << DLC.LocalRelocationTableOffset << ")\n"; - outs() << " ('nlocrel', " << DLC.NumLocalRelocationTableEntries << ")\n"; + MachO::dysymtab_command DLC = Obj.getDysymtabLoadCommand(); + + outs() << " ('ilocalsym', " << DLC.ilocalsym << ")\n"; + outs() << " ('nlocalsym', " << DLC.nlocalsym << ")\n"; + outs() << " ('iextdefsym', " << DLC.iextdefsym << ")\n"; + outs() << " ('nextdefsym', " << DLC.nextdefsym << ")\n"; + outs() << " ('iundefsym', " << DLC.iundefsym << ")\n"; + outs() << " ('nundefsym', " << DLC.nundefsym << ")\n"; + outs() << " ('tocoff', " << DLC.tocoff << ")\n"; + outs() << " ('ntoc', " << DLC.ntoc << ")\n"; + outs() << " ('modtaboff', " << DLC.modtaboff << ")\n"; + outs() << " ('nmodtab', " << DLC.nmodtab << ")\n"; + outs() << " ('extrefsymoff', " << DLC.extrefsymoff << ")\n"; + outs() << " ('nextrefsyms', " << DLC.nextrefsyms << ")\n"; + outs() << " ('indirectsymoff', " << DLC.indirectsymoff << ")\n"; + outs() << " ('nindirectsyms', " << DLC.nindirectsyms << ")\n"; + outs() << " ('extreloff', " << DLC.extreloff << ")\n"; + outs() << " ('nextrel', " << DLC.nextrel << ")\n"; + outs() << " ('locreloff', " << DLC.locreloff << ")\n"; + outs() << " ('nlocrel', " << DLC.nlocrel << ")\n"; // Dump the indirect symbol table. outs() << " ('_indirect_symbols', [\n"; - for (unsigned i = 0; i != DLC.NumIndirectSymbolTableEntries; ++i) { - macho::IndirectSymbolTableEntry ISTE = - Obj.getIndirectSymbolTableEntry(DLC, i); + for (unsigned i = 0; i != DLC.nindirectsyms; ++i) { + uint32_t ISTE = Obj.getIndirectSymbolTableEntry(DLC, i); outs() << " # Indirect Symbol " << i << "\n"; - outs() << " (('symbol_index', " - << format("0x%x", ISTE.Index) << "),),\n"; + outs() << " (('symbol_index', " << format("0x%x", ISTE) << "),),\n"; } outs() << " ])\n"; @@ -268,13 +260,13 @@ static int DumpDysymtabCommand(const MachOObjectFile &Obj) { static int DumpLinkeditDataCommand(const MachOObjectFile &Obj, const MachOObjectFile::LoadCommandInfo &LCI) { - macho::LinkeditDataLoadCommand LLC = Obj.getLinkeditDataLoadCommand(LCI); - outs() << " ('dataoff', " << LLC.DataOffset << ")\n" - << " ('datasize', " << LLC.DataSize << ")\n" + MachO::linkedit_data_command LLC = Obj.getLinkeditDataLoadCommand(LCI); + outs() << " ('dataoff', " << LLC.dataoff << ")\n" + << " ('datasize', " << LLC.datasize << ")\n" << " ('_addresses', [\n"; SmallVector<uint64_t, 8> Addresses; - Obj.ReadULEB128s(LLC.DataOffset, Addresses); + Obj.ReadULEB128s(LLC.dataoff, Addresses); for (unsigned i = 0, e = Addresses.size(); i != e; ++i) outs() << " # Address " << i << '\n' << " ('address', " << format("0x%x", Addresses[i]) << "),\n"; @@ -287,19 +279,18 @@ DumpLinkeditDataCommand(const MachOObjectFile &Obj, static int DumpDataInCodeDataCommand(const MachOObjectFile &Obj, const MachOObjectFile::LoadCommandInfo &LCI) { - macho::LinkeditDataLoadCommand LLC = Obj.getLinkeditDataLoadCommand(LCI); - outs() << " ('dataoff', " << LLC.DataOffset << ")\n" - << " ('datasize', " << LLC.DataSize << ")\n" + MachO::linkedit_data_command LLC = Obj.getLinkeditDataLoadCommand(LCI); + outs() << " ('dataoff', " << LLC.dataoff << ")\n" + << " ('datasize', " << LLC.datasize << ")\n" << " ('_data_regions', [\n"; - unsigned NumRegions = LLC.DataSize / sizeof(macho::DataInCodeTableEntry); + unsigned NumRegions = LLC.datasize / sizeof(MachO::data_in_code_entry); for (unsigned i = 0; i < NumRegions; ++i) { - macho::DataInCodeTableEntry DICE = - Obj.getDataInCodeTableEntry(LLC.DataOffset, i); + MachO::data_in_code_entry DICE= Obj.getDataInCodeTableEntry(LLC.dataoff, i); outs() << " # DICE " << i << "\n" - << " ('offset', " << DICE.Offset << ")\n" - << " ('length', " << DICE.Length << ")\n" - << " ('kind', " << DICE.Kind << ")\n"; + << " ('offset', " << DICE.offset << ")\n" + << " ('length', " << DICE.length << ")\n" + << " ('kind', " << DICE.kind << ")\n"; } outs() <<" ])\n"; @@ -310,46 +301,46 @@ DumpDataInCodeDataCommand(const MachOObjectFile &Obj, static int DumpLinkerOptionsCommand(const MachOObjectFile &Obj, const MachOObjectFile::LoadCommandInfo &LCI) { - macho::LinkerOptionsLoadCommand LOLC = Obj.getLinkerOptionsLoadCommand(LCI); - outs() << " ('count', " << LOLC.Count << ")\n" - << " ('_strings', [\n"; - - uint64_t DataSize = LOLC.Size - sizeof(macho::LinkerOptionsLoadCommand); - const char *P = LCI.Ptr + sizeof(macho::LinkerOptionsLoadCommand); - StringRef Data(P, DataSize); - for (unsigned i = 0; i != LOLC.Count; ++i) { - std::pair<StringRef,StringRef> Split = Data.split('\0'); - outs() << "\t\""; - outs().write_escaped(Split.first); - outs() << "\",\n"; - Data = Split.second; - } - outs() <<" ])\n"; + MachO::linker_options_command LOLC = Obj.getLinkerOptionsLoadCommand(LCI); + outs() << " ('count', " << LOLC.count << ")\n" + << " ('_strings', [\n"; + + uint64_t DataSize = LOLC.cmdsize - sizeof(MachO::linker_options_command); + const char *P = LCI.Ptr + sizeof(MachO::linker_options_command); + StringRef Data(P, DataSize); + for (unsigned i = 0; i != LOLC.count; ++i) { + std::pair<StringRef,StringRef> Split = Data.split('\0'); + outs() << "\t\""; + outs().write_escaped(Split.first); + outs() << "\",\n"; + Data = Split.second; + } + outs() <<" ])\n"; return 0; } static int DumpLoadCommand(const MachOObjectFile &Obj, MachOObjectFile::LoadCommandInfo &LCI) { - switch (LCI.C.Type) { - case macho::LCT_Segment: + switch (LCI.C.cmd) { + case MachO::LC_SEGMENT: return DumpSegmentCommand(Obj, LCI); - case macho::LCT_Segment64: + case MachO::LC_SEGMENT_64: return DumpSegment64Command(Obj, LCI); - case macho::LCT_Symtab: + case MachO::LC_SYMTAB: return DumpSymtabCommand(Obj); - case macho::LCT_Dysymtab: + case MachO::LC_DYSYMTAB: return DumpDysymtabCommand(Obj); - case macho::LCT_CodeSignature: - case macho::LCT_SegmentSplitInfo: - case macho::LCT_FunctionStarts: + case MachO::LC_CODE_SIGNATURE: + case MachO::LC_SEGMENT_SPLIT_INFO: + case MachO::LC_FUNCTION_STARTS: return DumpLinkeditDataCommand(Obj, LCI); - case macho::LCT_DataInCode: + case MachO::LC_DATA_IN_CODE: return DumpDataInCodeDataCommand(Obj, LCI); - case macho::LCT_LinkerOptions: + case MachO::LC_LINKER_OPTIONS: return DumpLinkerOptionsCommand(Obj, LCI); default: - Warning("unknown load command: " + Twine(LCI.C.Type)); + Warning("unknown load command: " + Twine(LCI.C.cmd)); return 0; } } @@ -358,26 +349,27 @@ static int DumpLoadCommand(const MachOObjectFile &Obj, static int DumpLoadCommand(const MachOObjectFile &Obj, unsigned Index, MachOObjectFile::LoadCommandInfo &LCI) { outs() << " # Load Command " << Index << "\n" - << " (('command', " << LCI.C.Type << ")\n" - << " ('size', " << LCI.C.Size << ")\n"; + << " (('command', " << LCI.C.cmd << ")\n" + << " ('size', " << LCI.C.cmdsize << ")\n"; int Res = DumpLoadCommand(Obj, LCI); outs() << " ),\n"; return Res; } static void printHeader(const MachOObjectFile *Obj, - const macho::Header &Header) { - outs() << "('cputype', " << Header.CPUType << ")\n"; - outs() << "('cpusubtype', " << Header.CPUSubtype << ")\n"; - outs() << "('filetype', " << Header.FileType << ")\n"; - outs() << "('num_load_commands', " << Header.NumLoadCommands << ")\n"; - outs() << "('load_commands_size', " << Header.SizeOfLoadCommands << ")\n"; - outs() << "('flag', " << Header.Flags << ")\n"; + const MachO::mach_header &Header) { + outs() << "('cputype', " << Header.cputype << ")\n"; + outs() << "('cpusubtype', " << Header.cpusubtype << ")\n"; + outs() << "('filetype', " << Header.filetype << ")\n"; + outs() << "('num_load_commands', " << Header.ncmds << ")\n"; + outs() << "('load_commands_size', " << Header.sizeofcmds << ")\n"; + outs() << "('flag', " << Header.flags << ")\n"; // Print extended header if 64-bit. if (Obj->is64Bit()) { - macho::Header64Ext Header64Ext = Obj->getHeader64Ext(); - outs() << "('reserved', " << Header64Ext.Reserved << ")\n"; + const MachO::mach_header_64 *Header64 = + reinterpret_cast<const MachO::mach_header_64 *>(&Header); + outs() << "('reserved', " << Header64->reserved << ")\n"; } } @@ -396,8 +388,13 @@ int main(int argc, char **argv) { return Error("Not a MachO object"); // Print the header - macho::Header Header = InputObject->getHeader(); - printHeader(InputObject, Header); + MachO::mach_header_64 Header64; + MachO::mach_header *Header = reinterpret_cast<MachO::mach_header*>(&Header64); + if (InputObject->is64Bit()) + Header64 = InputObject->getHeader64(); + else + *Header = InputObject->getHeader(); + printHeader(InputObject, *Header); // Print the load commands. int Res = 0; @@ -408,7 +405,7 @@ int main(int argc, char **argv) { if (DumpLoadCommand(*InputObject, i, Command)) break; - if (i == Header.NumLoadCommands - 1) + if (i == Header->ncmds - 1) break; Command = InputObject->getNextLoadCommandInfo(Command); } |