Changeset 00c2de63 in mainline for kernel/generic/include/lib/elf.h
- Timestamp:
- 2011-07-29T14:50:22Z (13 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- b6759f4
- Parents:
- 6c69d19 (diff), 7ae249d (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the(diff)links above to see all the changes relative to each parent. - File:
-
- 1 edited
-
kernel/generic/include/lib/elf.h (modified) (14 diffs)
Legend:
- Unmodified
- Added
- Removed
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kernel/generic/include/lib/elf.h
r6c69d19 r00c2de63 42 42 * current ELF version 43 43 */ 44 #define EV_CURRENT 44 #define EV_CURRENT 1 45 45 46 46 /** 47 47 * ELF types 48 48 */ 49 #define ET_NONE 0/* No type */50 #define ET_REL 1/* Relocatable file */51 #define ET_EXEC 2/* Executable */52 #define ET_DYN 3/* Shared object */53 #define ET_CORE 4/* Core */54 #define ET_LOPROC 0xff00/* Processor specific */55 #define ET_HIPROC 0xffff/* Processor specific */49 #define ET_NONE 0 /* No type */ 50 #define ET_REL 1 /* Relocatable file */ 51 #define ET_EXEC 2 /* Executable */ 52 #define ET_DYN 3 /* Shared object */ 53 #define ET_CORE 4 /* Core */ 54 #define ET_LOPROC 0xff00 /* Processor specific */ 55 #define ET_HIPROC 0xffff /* Processor specific */ 56 56 57 57 /** 58 58 * ELF machine types 59 59 */ 60 #define EM_NO 0/* No machine */61 #define EM_SPARC 2/* SPARC */62 #define EM_386 3/* i386 */63 #define EM_MIPS 8/* MIPS RS3000 */64 #define EM_MIPS_RS3_LE 10/* MIPS RS3000 LE */65 #define EM_PPC 20/* PPC32 */66 #define EM_PPC64 21/* PPC64 */67 #define EM_ARM 40/* ARM */68 #define EM_SPARCV9 43/* SPARC64 */69 #define EM_IA_64 50/* IA-64 */70 #define EM_X86_64 62/* AMD64/EMT64 */60 #define EM_NO 0 /* No machine */ 61 #define EM_SPARC 2 /* SPARC */ 62 #define EM_386 3 /* i386 */ 63 #define EM_MIPS 8 /* MIPS RS3000 */ 64 #define EM_MIPS_RS3_LE 10 /* MIPS RS3000 LE */ 65 #define EM_PPC 20 /* PPC32 */ 66 #define EM_PPC64 21 /* PPC64 */ 67 #define EM_ARM 40 /* ARM */ 68 #define EM_SPARCV9 43 /* SPARC64 */ 69 #define EM_IA_64 50 /* IA-64 */ 70 #define EM_X86_64 62 /* AMD64/EMT64 */ 71 71 72 72 /** 73 73 * ELF identification indexes 74 74 */ 75 #define EI_MAG0 76 #define EI_MAG1 77 #define EI_MAG2 78 #define EI_MAG3 79 #define EI_CLASS 4/* File class */80 #define EI_DATA 5/* Data encoding */81 #define EI_VERSION 6/* File version */82 #define EI_OSABI 83 #define EI_ABIVERSION 84 #define EI_PAD 9/* Start of padding bytes */85 #define EI_NIDENT 16/* ELF identification table size */75 #define EI_MAG0 0 76 #define EI_MAG1 1 77 #define EI_MAG2 2 78 #define EI_MAG3 3 79 #define EI_CLASS 4 /* File class */ 80 #define EI_DATA 5 /* Data encoding */ 81 #define EI_VERSION 6 /* File version */ 82 #define EI_OSABI 7 83 #define EI_ABIVERSION 8 84 #define EI_PAD 9 /* Start of padding bytes */ 85 #define EI_NIDENT 16 /* ELF identification table size */ 86 86 87 87 /** 88 88 * ELF magic number 89 89 */ 90 #define ELFMAG0 91 #define ELFMAG1 92 #define ELFMAG2 93 #define ELFMAG3 90 #define ELFMAG0 0x7f 91 #define ELFMAG1 'E' 92 #define ELFMAG2 'L' 93 #define ELFMAG3 'F' 94 94 95 95 /** 96 96 * ELF file classes 97 97 */ 98 #define ELFCLASSNONE 99 #define ELFCLASS32 100 #define ELFCLASS64 98 #define ELFCLASSNONE 0 99 #define ELFCLASS32 1 100 #define ELFCLASS64 2 101 101 102 102 /** 103 103 * ELF data encoding types 104 104 */ 105 #define ELFDATANONE 0 106 #define ELFDATA2LSB 1 /* Least significant byte first (little endian) */ 107 #define ELFDATA2MSB 2 /* Most signigicant byte first (big endian) */ 108 109 /** 110 * ELF error return codes 111 */ 112 #define EE_OK 0 /* No error */ 113 #define EE_INVALID 1 /* Invalid ELF image */ 114 #define EE_MEMORY 2 /* Cannot allocate address space */ 115 #define EE_INCOMPATIBLE 3 /* ELF image is not compatible with current architecture */ 116 #define EE_UNSUPPORTED 4 /* Non-supported ELF (e.g. dynamic ELFs) */ 117 #define EE_LOADER 5 /* The image is actually a program loader */ 118 #define EE_IRRECOVERABLE 6 105 #define ELFDATANONE 0 106 #define ELFDATA2LSB 1 /* Least significant byte first (little endian) */ 107 #define ELFDATA2MSB 2 /* Most signigicant byte first (big endian) */ 119 108 120 109 /** 121 110 * ELF section types 122 111 */ 123 #define SHT_NULL 124 #define SHT_PROGBITS 125 #define SHT_SYMTAB 126 #define SHT_STRTAB 127 #define SHT_RELA 128 #define SHT_HASH 129 #define SHT_DYNAMIC 130 #define SHT_NOTE 131 #define SHT_NOBITS 132 #define SHT_REL 133 #define SHT_SHLIB 134 #define SHT_DYNSYM 135 #define SHT_LOOS 136 #define SHT_HIOS 137 #define SHT_LOPROC 138 #define SHT_HIPROC 139 #define SHT_LOUSER 140 #define SHT_HIUSER 112 #define SHT_NULL 0 113 #define SHT_PROGBITS 1 114 #define SHT_SYMTAB 2 115 #define SHT_STRTAB 3 116 #define SHT_RELA 4 117 #define SHT_HASH 5 118 #define SHT_DYNAMIC 6 119 #define SHT_NOTE 7 120 #define SHT_NOBITS 8 121 #define SHT_REL 9 122 #define SHT_SHLIB 10 123 #define SHT_DYNSYM 11 124 #define SHT_LOOS 0x60000000 125 #define SHT_HIOS 0x6fffffff 126 #define SHT_LOPROC 0x70000000 127 #define SHT_HIPROC 0x7fffffff 128 #define SHT_LOUSER 0x80000000 129 #define SHT_HIUSER 0xffffffff 141 130 142 131 /** 143 132 * ELF section flags 144 133 */ 145 #define SHF_WRITE 0x1 146 #define SHF_ALLOC 0x2 147 #define SHF_EXECINSTR 0x4 148 #define SHF_TLS 0x400 149 #define SHF_MASKPROC 0xf0000000 134 #define SHF_WRITE 0x1 135 #define SHF_ALLOC 0x2 136 #define SHF_EXECINSTR 0x4 137 #define SHF_TLS 0x400 138 #define SHF_MASKPROC 0xf0000000 139 140 /** Macros for decomposing elf_symbol.st_info into binging and type */ 141 #define ELF_ST_BIND(i) ((i) >> 4) 142 #define ELF_ST_TYPE(i) ((i) & 0x0f) 143 #define ELF_ST_INFO(b, t) (((b) << 4) + ((t) & 0x0f)) 150 144 151 145 /** 152 146 * Symbol binding 153 147 */ 154 #define STB_LOCAL 155 #define STB_GLOBAL 156 #define STB_WEAK 157 #define STB_LOPROC 158 #define STB_HIPROC 148 #define STB_LOCAL 0 149 #define STB_GLOBAL 1 150 #define STB_WEAK 2 151 #define STB_LOPROC 13 152 #define STB_HIPROC 15 159 153 160 154 /** 161 155 * Symbol types 162 156 */ 163 #define STT_NOTYPE 164 #define STT_OBJECT 165 #define STT_FUNC 166 #define STT_SECTION 167 #define STT_FILE 168 #define STT_LOPROC 169 #define STT_HIPROC 157 #define STT_NOTYPE 0 158 #define STT_OBJECT 1 159 #define STT_FUNC 2 160 #define STT_SECTION 3 161 #define STT_FILE 4 162 #define STT_LOPROC 13 163 #define STT_HIPROC 15 170 164 171 165 /** 172 166 * Program segment types 173 167 */ 174 #define PT_NULL 175 #define PT_LOAD 176 #define PT_DYNAMIC 177 #define PT_INTERP 178 #define PT_NOTE 179 #define PT_SHLIB 180 #define PT_PHDR 181 #define PT_LOPROC 182 #define PT_HIPROC 168 #define PT_NULL 0 169 #define PT_LOAD 1 170 #define PT_DYNAMIC 2 171 #define PT_INTERP 3 172 #define PT_NOTE 4 173 #define PT_SHLIB 5 174 #define PT_PHDR 6 175 #define PT_LOPROC 0x70000000 176 #define PT_HIPROC 0x7fffffff 183 177 184 178 /** 185 179 * Program segment attributes. 186 180 */ 187 #define PF_X 188 #define PF_W 189 #define PF_R 181 #define PF_X 1 182 #define PF_W 2 183 #define PF_R 4 190 184 191 185 /** … … 195 189 * ELF object file specifications. They are the only types used 196 190 * in ELF header. 197 *198 191 */ 199 192 typedef uint64_t elf_xword; … … 207 200 * 208 201 * These types are specific for 32-bit format. 209 *210 202 */ 211 203 typedef uint32_t elf32_addr; … … 216 208 * 217 209 * These types are specific for 64-bit format. 218 *219 210 */ 220 211 typedef uint64_t elf64_addr; … … 238 229 elf_half e_shstrndx; 239 230 }; 240 241 231 struct elf64_header { 242 232 uint8_t e_ident[EI_NIDENT]; … … 256 246 }; 257 247 258 /* *248 /* 259 249 * ELF segment header. 260 250 * Segments headers are also known as program headers. … … 270 260 elf_word p_align; 271 261 }; 272 273 262 struct elf64_segment_header { 274 263 elf_word p_type; … … 282 271 }; 283 272 284 /* *273 /* 285 274 * ELF section header 286 275 */ … … 297 286 elf_word sh_entsize; 298 287 }; 299 300 288 struct elf64_section_header { 301 289 elf_word sh_name; … … 311 299 }; 312 300 313 /* *301 /* 314 302 * ELF symbol table entry 315 303 */ … … 322 310 elf_half st_shndx; 323 311 }; 324 325 312 struct elf64_symbol { 326 313 elf_word st_name; … … 332 319 }; 333 320 321 /* 322 * ELF note segment entry 323 */ 324 struct elf32_note { 325 elf_word namesz; 326 elf_word descsz; 327 elf_word type; 328 }; 329 struct elf64_note { 330 elf_xword namesz; 331 elf_xword descsz; 332 elf_xword type; 333 }; 334 334 335 #ifdef __32_BITS__ 335 336 typedef struct elf32_header elf_header_t; … … 337 338 typedef struct elf32_section_header elf_section_header_t; 338 339 typedef struct elf32_symbol elf_symbol_t; 340 typedef struct elf32_note elf_note_t; 339 341 #endif 340 341 342 #ifdef __64_BITS__ 342 343 typedef struct elf64_header elf_header_t; … … 344 345 typedef struct elf64_section_header elf_section_header_t; 345 346 typedef struct elf64_symbol elf_symbol_t; 347 typedef struct elf64_note elf_note_t; 346 348 #endif 347 348 extern const char *elf_error(unsigned int rc);349 349 350 350 /** Interpreter string used to recognize the program loader */
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