Yi Kong | 7bf2a68 | 2019-04-18 17:30:49 -0700 | [diff] [blame] | 1 | //===- COFFYAML.h - COFF YAMLIO implementation ------------------*- C++ -*-===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | // |
| 9 | // This file declares classes for handling the YAML representation of COFF. |
| 10 | // |
| 11 | //===----------------------------------------------------------------------===// |
| 12 | |
| 13 | #ifndef LLVM_OBJECTYAML_COFFYAML_H |
| 14 | #define LLVM_OBJECTYAML_COFFYAML_H |
| 15 | |
| 16 | #include "llvm/ADT/Optional.h" |
| 17 | #include "llvm/ADT/StringRef.h" |
| 18 | #include "llvm/BinaryFormat/COFF.h" |
| 19 | #include "llvm/ObjectYAML/CodeViewYAMLDebugSections.h" |
| 20 | #include "llvm/ObjectYAML/CodeViewYAMLTypeHashing.h" |
| 21 | #include "llvm/ObjectYAML/CodeViewYAMLTypes.h" |
| 22 | #include "llvm/ObjectYAML/YAML.h" |
| 23 | #include <cstdint> |
| 24 | #include <vector> |
| 25 | |
| 26 | namespace llvm { |
| 27 | |
| 28 | namespace COFF { |
| 29 | |
| 30 | inline Characteristics operator|(Characteristics a, Characteristics b) { |
| 31 | uint32_t Ret = static_cast<uint32_t>(a) | static_cast<uint32_t>(b); |
| 32 | return static_cast<Characteristics>(Ret); |
| 33 | } |
| 34 | |
| 35 | inline SectionCharacteristics operator|(SectionCharacteristics a, |
| 36 | SectionCharacteristics b) { |
| 37 | uint32_t Ret = static_cast<uint32_t>(a) | static_cast<uint32_t>(b); |
| 38 | return static_cast<SectionCharacteristics>(Ret); |
| 39 | } |
| 40 | |
| 41 | inline DLLCharacteristics operator|(DLLCharacteristics a, |
| 42 | DLLCharacteristics b) { |
| 43 | uint16_t Ret = static_cast<uint16_t>(a) | static_cast<uint16_t>(b); |
| 44 | return static_cast<DLLCharacteristics>(Ret); |
| 45 | } |
| 46 | |
| 47 | } // end namespace COFF |
| 48 | |
| 49 | // The structure of the yaml files is not an exact 1:1 match to COFF. In order |
| 50 | // to use yaml::IO, we use these structures which are closer to the source. |
| 51 | namespace COFFYAML { |
| 52 | |
| 53 | LLVM_YAML_STRONG_TYPEDEF(uint8_t, COMDATType) |
| 54 | LLVM_YAML_STRONG_TYPEDEF(uint32_t, WeakExternalCharacteristics) |
| 55 | LLVM_YAML_STRONG_TYPEDEF(uint8_t, AuxSymbolType) |
| 56 | |
| 57 | struct Relocation { |
| 58 | uint32_t VirtualAddress; |
| 59 | uint16_t Type; |
| 60 | |
| 61 | // Normally a Relocation can refer to the symbol via its name. |
| 62 | // It can also use a direct symbol table index instead (with no name |
| 63 | // specified), allowing disambiguating between multiple symbols with the |
| 64 | // same name or crafting intentionally broken files for testing. |
| 65 | StringRef SymbolName; |
| 66 | Optional<uint32_t> SymbolTableIndex; |
| 67 | }; |
| 68 | |
| 69 | struct Section { |
| 70 | COFF::section Header; |
| 71 | unsigned Alignment = 0; |
| 72 | yaml::BinaryRef SectionData; |
| 73 | std::vector<CodeViewYAML::YAMLDebugSubsection> DebugS; |
| 74 | std::vector<CodeViewYAML::LeafRecord> DebugT; |
| 75 | std::vector<CodeViewYAML::LeafRecord> DebugP; |
| 76 | Optional<CodeViewYAML::DebugHSection> DebugH; |
| 77 | std::vector<Relocation> Relocations; |
| 78 | StringRef Name; |
| 79 | |
| 80 | Section(); |
| 81 | }; |
| 82 | |
| 83 | struct Symbol { |
| 84 | COFF::symbol Header; |
| 85 | COFF::SymbolBaseType SimpleType = COFF::IMAGE_SYM_TYPE_NULL; |
| 86 | COFF::SymbolComplexType ComplexType = COFF::IMAGE_SYM_DTYPE_NULL; |
| 87 | Optional<COFF::AuxiliaryFunctionDefinition> FunctionDefinition; |
| 88 | Optional<COFF::AuxiliarybfAndefSymbol> bfAndefSymbol; |
| 89 | Optional<COFF::AuxiliaryWeakExternal> WeakExternal; |
| 90 | StringRef File; |
| 91 | Optional<COFF::AuxiliarySectionDefinition> SectionDefinition; |
| 92 | Optional<COFF::AuxiliaryCLRToken> CLRToken; |
| 93 | StringRef Name; |
| 94 | |
| 95 | Symbol(); |
| 96 | }; |
| 97 | |
| 98 | struct PEHeader { |
| 99 | COFF::PE32Header Header; |
| 100 | Optional<COFF::DataDirectory> DataDirectories[COFF::NUM_DATA_DIRECTORIES]; |
| 101 | }; |
| 102 | |
| 103 | struct Object { |
| 104 | Optional<PEHeader> OptionalHeader; |
| 105 | COFF::header Header; |
| 106 | std::vector<Section> Sections; |
| 107 | std::vector<Symbol> Symbols; |
| 108 | |
| 109 | Object(); |
| 110 | }; |
| 111 | |
| 112 | } // end namespace COFFYAML |
| 113 | |
| 114 | } // end namespace llvm |
| 115 | |
| 116 | LLVM_YAML_IS_SEQUENCE_VECTOR(COFFYAML::Section) |
| 117 | LLVM_YAML_IS_SEQUENCE_VECTOR(COFFYAML::Symbol) |
| 118 | LLVM_YAML_IS_SEQUENCE_VECTOR(COFFYAML::Relocation) |
| 119 | |
| 120 | namespace llvm { |
| 121 | namespace yaml { |
| 122 | |
| 123 | template <> |
| 124 | struct ScalarEnumerationTraits<COFFYAML::WeakExternalCharacteristics> { |
| 125 | static void enumeration(IO &IO, COFFYAML::WeakExternalCharacteristics &Value); |
| 126 | }; |
| 127 | |
| 128 | template <> |
| 129 | struct ScalarEnumerationTraits<COFFYAML::AuxSymbolType> { |
| 130 | static void enumeration(IO &IO, COFFYAML::AuxSymbolType &Value); |
| 131 | }; |
| 132 | |
| 133 | template <> |
| 134 | struct ScalarEnumerationTraits<COFFYAML::COMDATType> { |
| 135 | static void enumeration(IO &IO, COFFYAML::COMDATType &Value); |
| 136 | }; |
| 137 | |
| 138 | template <> |
| 139 | struct ScalarEnumerationTraits<COFF::MachineTypes> { |
| 140 | static void enumeration(IO &IO, COFF::MachineTypes &Value); |
| 141 | }; |
| 142 | |
| 143 | template <> |
| 144 | struct ScalarEnumerationTraits<COFF::SymbolBaseType> { |
| 145 | static void enumeration(IO &IO, COFF::SymbolBaseType &Value); |
| 146 | }; |
| 147 | |
| 148 | template <> |
| 149 | struct ScalarEnumerationTraits<COFF::SymbolStorageClass> { |
| 150 | static void enumeration(IO &IO, COFF::SymbolStorageClass &Value); |
| 151 | }; |
| 152 | |
| 153 | template <> |
| 154 | struct ScalarEnumerationTraits<COFF::SymbolComplexType> { |
| 155 | static void enumeration(IO &IO, COFF::SymbolComplexType &Value); |
| 156 | }; |
| 157 | |
| 158 | template <> |
| 159 | struct ScalarEnumerationTraits<COFF::RelocationTypeI386> { |
| 160 | static void enumeration(IO &IO, COFF::RelocationTypeI386 &Value); |
| 161 | }; |
| 162 | |
| 163 | template <> |
| 164 | struct ScalarEnumerationTraits<COFF::RelocationTypeAMD64> { |
| 165 | static void enumeration(IO &IO, COFF::RelocationTypeAMD64 &Value); |
| 166 | }; |
| 167 | |
| 168 | template <> |
| 169 | struct ScalarEnumerationTraits<COFF::RelocationTypesARM> { |
| 170 | static void enumeration(IO &IO, COFF::RelocationTypesARM &Value); |
| 171 | }; |
| 172 | |
| 173 | template <> |
| 174 | struct ScalarEnumerationTraits<COFF::RelocationTypesARM64> { |
| 175 | static void enumeration(IO &IO, COFF::RelocationTypesARM64 &Value); |
| 176 | }; |
| 177 | |
| 178 | template <> |
| 179 | struct ScalarEnumerationTraits<COFF::WindowsSubsystem> { |
| 180 | static void enumeration(IO &IO, COFF::WindowsSubsystem &Value); |
| 181 | }; |
| 182 | |
| 183 | template <> |
| 184 | struct ScalarBitSetTraits<COFF::Characteristics> { |
| 185 | static void bitset(IO &IO, COFF::Characteristics &Value); |
| 186 | }; |
| 187 | |
| 188 | template <> |
| 189 | struct ScalarBitSetTraits<COFF::SectionCharacteristics> { |
| 190 | static void bitset(IO &IO, COFF::SectionCharacteristics &Value); |
| 191 | }; |
| 192 | |
| 193 | template <> |
| 194 | struct ScalarBitSetTraits<COFF::DLLCharacteristics> { |
| 195 | static void bitset(IO &IO, COFF::DLLCharacteristics &Value); |
| 196 | }; |
| 197 | |
| 198 | template <> |
| 199 | struct MappingTraits<COFFYAML::Relocation> { |
| 200 | static void mapping(IO &IO, COFFYAML::Relocation &Rel); |
| 201 | }; |
| 202 | |
| 203 | template <> |
| 204 | struct MappingTraits<COFFYAML::PEHeader> { |
| 205 | static void mapping(IO &IO, COFFYAML::PEHeader &PH); |
| 206 | }; |
| 207 | |
| 208 | template <> |
| 209 | struct MappingTraits<COFF::DataDirectory> { |
| 210 | static void mapping(IO &IO, COFF::DataDirectory &DD); |
| 211 | }; |
| 212 | |
| 213 | template <> |
| 214 | struct MappingTraits<COFF::header> { |
| 215 | static void mapping(IO &IO, COFF::header &H); |
| 216 | }; |
| 217 | |
| 218 | template <> struct MappingTraits<COFF::AuxiliaryFunctionDefinition> { |
| 219 | static void mapping(IO &IO, COFF::AuxiliaryFunctionDefinition &AFD); |
| 220 | }; |
| 221 | |
| 222 | template <> struct MappingTraits<COFF::AuxiliarybfAndefSymbol> { |
| 223 | static void mapping(IO &IO, COFF::AuxiliarybfAndefSymbol &AAS); |
| 224 | }; |
| 225 | |
| 226 | template <> struct MappingTraits<COFF::AuxiliaryWeakExternal> { |
| 227 | static void mapping(IO &IO, COFF::AuxiliaryWeakExternal &AWE); |
| 228 | }; |
| 229 | |
| 230 | template <> struct MappingTraits<COFF::AuxiliarySectionDefinition> { |
| 231 | static void mapping(IO &IO, COFF::AuxiliarySectionDefinition &ASD); |
| 232 | }; |
| 233 | |
| 234 | template <> struct MappingTraits<COFF::AuxiliaryCLRToken> { |
| 235 | static void mapping(IO &IO, COFF::AuxiliaryCLRToken &ACT); |
| 236 | }; |
| 237 | |
| 238 | template <> |
| 239 | struct MappingTraits<COFFYAML::Symbol> { |
| 240 | static void mapping(IO &IO, COFFYAML::Symbol &S); |
| 241 | }; |
| 242 | |
| 243 | template <> |
| 244 | struct MappingTraits<COFFYAML::Section> { |
| 245 | static void mapping(IO &IO, COFFYAML::Section &Sec); |
| 246 | }; |
| 247 | |
| 248 | template <> |
| 249 | struct MappingTraits<COFFYAML::Object> { |
| 250 | static void mapping(IO &IO, COFFYAML::Object &Obj); |
| 251 | }; |
| 252 | |
| 253 | } // end namespace yaml |
| 254 | } // end namespace llvm |
| 255 | |
| 256 | #endif // LLVM_OBJECTYAML_COFFYAML_H |