/usr/include/llvm-3.6/llvm/Object/Binary.h is in llvm-3.6-dev 1:3.6-2ubuntu1~trusty2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 | //===- Binary.h - A generic binary file -------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the Binary class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_OBJECT_BINARY_H
#define LLVM_OBJECT_BINARY_H
#include "llvm/Object/Error.h"
#include "llvm/Support/ErrorOr.h"
#include "llvm/Support/FileSystem.h"
#include "llvm/Support/MemoryBuffer.h"
namespace llvm {
class LLVMContext;
class StringRef;
namespace object {
class Binary {
private:
Binary() LLVM_DELETED_FUNCTION;
Binary(const Binary &other) LLVM_DELETED_FUNCTION;
unsigned int TypeID;
protected:
MemoryBufferRef Data;
Binary(unsigned int Type, MemoryBufferRef Source);
enum {
ID_Archive,
ID_MachOUniversalBinary,
ID_IR, // LLVM IR
// Object and children.
ID_StartObjects,
ID_COFF,
ID_ELF32L, // ELF 32-bit, little endian
ID_ELF32B, // ELF 32-bit, big endian
ID_ELF64L, // ELF 64-bit, little endian
ID_ELF64B, // ELF 64-bit, big endian
ID_MachO32L, // MachO 32-bit, little endian
ID_MachO32B, // MachO 32-bit, big endian
ID_MachO64L, // MachO 64-bit, little endian
ID_MachO64B, // MachO 64-bit, big endian
ID_EndObjects
};
static inline unsigned int getELFType(bool isLE, bool is64Bits) {
if (isLE)
return is64Bits ? ID_ELF64L : ID_ELF32L;
else
return is64Bits ? ID_ELF64B : ID_ELF32B;
}
static unsigned int getMachOType(bool isLE, bool is64Bits) {
if (isLE)
return is64Bits ? ID_MachO64L : ID_MachO32L;
else
return is64Bits ? ID_MachO64B : ID_MachO32B;
}
public:
virtual ~Binary();
StringRef getData() const;
StringRef getFileName() const;
MemoryBufferRef getMemoryBufferRef() const;
// Cast methods.
unsigned int getType() const { return TypeID; }
// Convenience methods
bool isObject() const {
return TypeID > ID_StartObjects && TypeID < ID_EndObjects;
}
bool isSymbolic() const {
return isIR() || isObject();
}
bool isArchive() const {
return TypeID == ID_Archive;
}
bool isMachOUniversalBinary() const {
return TypeID == ID_MachOUniversalBinary;
}
bool isELF() const {
return TypeID >= ID_ELF32L && TypeID <= ID_ELF64B;
}
bool isMachO() const {
return TypeID >= ID_MachO32L && TypeID <= ID_MachO64B;
}
bool isCOFF() const {
return TypeID == ID_COFF;
}
bool isIR() const {
return TypeID == ID_IR;
}
bool isLittleEndian() const {
return !(TypeID == ID_ELF32B || TypeID == ID_ELF64B ||
TypeID == ID_MachO32B || TypeID == ID_MachO64B);
}
};
/// @brief Create a Binary from Source, autodetecting the file type.
///
/// @param Source The data to create the Binary from.
ErrorOr<std::unique_ptr<Binary>> createBinary(MemoryBufferRef Source,
LLVMContext *Context = nullptr);
template <typename T> class OwningBinary {
std::unique_ptr<T> Bin;
std::unique_ptr<MemoryBuffer> Buf;
public:
OwningBinary();
OwningBinary(std::unique_ptr<T> Bin, std::unique_ptr<MemoryBuffer> Buf);
OwningBinary(OwningBinary<T>&& Other);
OwningBinary<T> &operator=(OwningBinary<T> &&Other);
std::pair<std::unique_ptr<T>, std::unique_ptr<MemoryBuffer>> takeBinary();
T* getBinary();
const T* getBinary() const;
};
template <typename T>
OwningBinary<T>::OwningBinary(std::unique_ptr<T> Bin,
std::unique_ptr<MemoryBuffer> Buf)
: Bin(std::move(Bin)), Buf(std::move(Buf)) {}
template <typename T> OwningBinary<T>::OwningBinary() {}
template <typename T>
OwningBinary<T>::OwningBinary(OwningBinary &&Other)
: Bin(std::move(Other.Bin)), Buf(std::move(Other.Buf)) {}
template <typename T>
OwningBinary<T> &OwningBinary<T>::operator=(OwningBinary &&Other) {
Bin = std::move(Other.Bin);
Buf = std::move(Other.Buf);
return *this;
}
template <typename T>
std::pair<std::unique_ptr<T>, std::unique_ptr<MemoryBuffer>>
OwningBinary<T>::takeBinary() {
return std::make_pair(std::move(Bin), std::move(Buf));
}
template <typename T> T* OwningBinary<T>::getBinary() {
return Bin.get();
}
template <typename T> const T* OwningBinary<T>::getBinary() const {
return Bin.get();
}
ErrorOr<OwningBinary<Binary>> createBinary(StringRef Path);
}
}
#endif
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