1 //===- Binary.cpp - A generic binary file -----------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file defines the Binary class.
12 //===----------------------------------------------------------------------===//
14 #include "llvm/Object/Binary.h"
15 #include "llvm/ADT/StringRef.h"
16 #include "llvm/Support/MemoryBuffer.h"
17 #include "llvm/Support/FileSystem.h"
18 #include "llvm/Support/Path.h"
20 // Include headers for createBinary.
21 #include "llvm/Object/Archive.h"
22 #include "llvm/Object/COFF.h"
23 #include "llvm/Object/ObjectFile.h"
26 using namespace object;
32 Binary::Binary(unsigned int Type, MemoryBuffer *Source)
36 StringRef Binary::getData() const {
37 return Data->getBuffer();
40 StringRef Binary::getFileName() const {
41 return Data->getBufferIdentifier();
44 error_code object::createBinary(MemoryBuffer *Source,
45 OwningPtr<Binary> &Result) {
46 OwningPtr<MemoryBuffer> scopedSource(Source);
48 return make_error_code(errc::invalid_argument);
49 sys::fs::file_magic type = sys::fs::identify_magic(Source->getBuffer());
52 case sys::fs::file_magic::archive: {
53 OwningPtr<Binary> ret(new Archive(scopedSource.take(), ec));
56 return object_error::success;
58 case sys::fs::file_magic::elf_relocatable:
59 case sys::fs::file_magic::elf_executable:
60 case sys::fs::file_magic::elf_shared_object:
61 case sys::fs::file_magic::elf_core: {
62 OwningPtr<Binary> ret(
63 ObjectFile::createELFObjectFile(scopedSource.take()));
65 return object_error::invalid_file_type;
67 return object_error::success;
69 case sys::fs::file_magic::macho_object:
70 case sys::fs::file_magic::macho_executable:
71 case sys::fs::file_magic::macho_fixed_virtual_memory_shared_lib:
72 case sys::fs::file_magic::macho_core:
73 case sys::fs::file_magic::macho_preload_executable:
74 case sys::fs::file_magic::macho_dynamically_linked_shared_lib:
75 case sys::fs::file_magic::macho_dynamic_linker:
76 case sys::fs::file_magic::macho_bundle:
77 case sys::fs::file_magic::macho_dynamically_linked_shared_lib_stub: {
78 OwningPtr<Binary> ret(
79 ObjectFile::createMachOObjectFile(scopedSource.take()));
81 return object_error::invalid_file_type;
83 return object_error::success;
85 case sys::fs::file_magic::coff_object:
86 case sys::fs::file_magic::pecoff_executable: {
87 OwningPtr<Binary> ret(
88 ObjectFile::createCOFFObjectFile(scopedSource.take()));
90 return object_error::invalid_file_type;
92 return object_error::success;
94 default: // Unrecognized object file format.
95 return object_error::invalid_file_type;
99 error_code object::createBinary(StringRef Path, OwningPtr<Binary> &Result) {
100 OwningPtr<MemoryBuffer> File;
101 if (error_code ec = MemoryBuffer::getFileOrSTDIN(Path, File))
103 return createBinary(File.take(), Result);