30 // Original author: Jim Blandy <jimb@mozilla.com> <jimb@red-bean.com>
69           " nor a Mach-O object file\n", filename_.c_str());  in BadHeader()
87   // Fat binaries always use big-endian, so read the magic number in  in Read()
88   // that endianness. To recognize Mach-O magic numbers, which can use  in Read()
97         reporter_->TooShort();  in Read()
106         // Read this object file entry, byte-swapping as appropriate.  in Read()
107         cursor >> objfile->cputype  in Read()
108                >> objfile->cpusubtype  in Read()
109                >> objfile->offset  in Read()
110                >> objfile->size  in Read()
111                >> objfile->align;  in Read()
113           reporter_->TooShort();  in Read()
118         if (objfile->offset > fat_size ||  in Read()
119             objfile->size > fat_size - objfile->offset) {  in Read()
120           reporter_->MisplacedObjectFile();  in Read()
128       // If this is a little-endian Mach-O file, fix the cursor's endianness.  in Read()
134       // Get the cpu type and subtype from the Mach-O header.  in Read()
137         reporter_->TooShort();  in Read()
143       // This alignment is correct for 32 and 64-bit x86 and ppc.  in Read()
145       // http://www.opensource.apple.com/source/cctools/cctools-773/misc/lipo.c  in Read()
152   reporter_->BadHeader();  in Read()
157   fprintf(stderr, "%s: file is not a Mach-O object file\n", filename_.c_str());  in BadHeader()
171   fprintf(stderr, "%s: file does not contain a complete Mach-O header\n",  in HeaderTruncated()
177           " given in Mach-O header\n", filename_.c_str());  in LoadCommandRegionTruncated()
234     reporter_->HeaderTruncated();  in Read()
257         reporter_->UnsupportedCPUType(expected_cpu_type);  in Read()
262       reporter_->BadHeader();  in Read()
267   // Since the byte cursor is in big-endian mode, a reversed magic number  in Read()
268   // always indicates a little-endian file, regardless of our own endianness.  in Read()
275       reporter_->BadHeader();  in Read()
285     reporter_->HeaderTruncated();  in Read()
292     reporter_->CPUTypeMismatch(cpu_type_, cpu_subtype_,  in Read()
301     reporter_->LoadCommandRegionTruncated();  in Read()
319     // Read the command type and size --- fields common to all commands.  in WalkLoadCommands()
322       reporter_->LoadCommandsOverrun(load_command_count_, index, 0);  in WalkLoadCommands()
326       reporter_->LoadCommandsOverrun(load_command_count_, index, type);  in WalkLoadCommands()
352           reporter_->LoadCommandTooShort(index, type);  in WalkLoadCommands()
356             file_size > buffer_.Size() - file_offset) {  in WalkLoadCommands()
357           reporter_->MisplacedSegmentData(segment.name);  in WalkLoadCommands()
360         // Mach-O files in .dSYM bundles have the contents of the loaded  in WalkLoadCommands()
374         if (!handler->SegmentCommand(segment))  in WalkLoadCommands()
383           reporter_->LoadCommandTooShort(index, type);  in WalkLoadCommands()
392         if (symoff > buffer_.Size() || symbols_size > buffer_.Size() - symoff ||  in WalkLoadCommands()
393             stroff > buffer_.Size() || strsize > buffer_.Size() - stroff) {  in WalkLoadCommands()
394           reporter_->MisplacedSymbolTable();  in WalkLoadCommands()
399         if (!handler->SymtabCommand(entries, names))  in WalkLoadCommands()
405         if (!handler->UnknownCommand(type, command))  in WalkLoadCommands()
479       reporter_->SectionsMissing(segment.name);  in WalkSegmentSections()
483       // Zero-fill sections have a size, but no contents.  in WalkSegmentSections()
487       // Mach-O files in .dSYM bundles have the contents of the loaded  in WalkSegmentSections()
490       // non-zero sizes.  There's no reason to call MisplacedSectionData in  in WalkSegmentSections()
495       if (offset < size_t(segment.contents.start - buffer_.start) ||  in WalkSegmentSections()
496           offset > size_t(segment.contents.end - buffer_.start) ||  in WalkSegmentSections()
497           size > size_t(segment.contents.end - buffer_.start - offset)) {  in WalkSegmentSections()
498         reporter_->MisplacedSectionData(section.section_name,  in WalkSegmentSections()
505     if (!handler->HandleSection(section))  in WalkSegmentSections()
529   section_map->clear();  in MapSegmentSections()