Mercurial > hg > qcc
annotate elf.h @ 596:3cffd74ad346 default tip
Plan for relicensing under 2-clause BSD.
| author | Rob Landley <rob@landley.net> |
|---|---|
| date | Thu, 14 Jun 2012 20:28:25 -0500 |
| parents | 41f19a7b4093 |
| children |
| rev | line source |
|---|---|
| 213 | 1 /* This file defines standard ELF types, structures, and macros. |
| 2 Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc. | |
| 3 This file is part of the GNU C Library. | |
| 4 Contributed by Ian Lance Taylor <ian@cygnus.com>. | |
| 5 | |
| 6 The GNU C Library is free software; you can redistribute it and/or | |
| 7 modify it under the terms of the GNU Library General Public License as | |
| 8 published by the Free Software Foundation; either version 2 of the | |
| 9 License, or (at your option) any later version. | |
| 10 | |
| 11 The GNU C Library is distributed in the hope that it will be useful, | |
| 12 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 14 Library General Public License for more details. | |
| 15 | |
| 16 You should have received a copy of the GNU Library General Public | |
| 17 License along with the GNU C Library; see the file COPYING.LIB. If not, | |
| 18 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
| 19 Boston, MA 02111-1307, USA. */ | |
| 20 | |
| 21 #ifndef _ELF_H | |
| 22 #define _ELF_H 1 | |
| 23 | |
| 24 #ifndef WIN32 | |
| 25 #include <inttypes.h> | |
| 26 #else | |
| 27 #ifndef __int8_t_defined | |
| 28 #define __int8_t_defined | |
| 370 | 29 typedef signed char int8_t; |
| 213 | 30 typedef short int int16_t; |
| 31 typedef int int32_t; | |
| 32 typedef long long int int64_t; | |
| 33 #endif | |
| 34 | |
| 35 typedef unsigned char uint8_t; | |
| 36 typedef unsigned short int uint16_t; | |
| 37 typedef unsigned int uint32_t; | |
| 38 typedef unsigned long long int uint64_t; | |
| 39 #endif | |
| 40 | |
| 41 /* Standard ELF types. */ | |
| 42 | |
| 43 /* Type for a 16-bit quantity. */ | |
| 44 typedef uint16_t Elf32_Half; | |
| 45 typedef uint16_t Elf64_Half; | |
| 46 | |
| 47 /* Types for signed and unsigned 32-bit quantities. */ | |
| 48 typedef uint32_t Elf32_Word; | |
| 49 typedef int32_t Elf32_Sword; | |
| 50 typedef uint32_t Elf64_Word; | |
| 51 typedef int32_t Elf64_Sword; | |
| 52 | |
| 53 /* Types for signed and unsigned 64-bit quantities. */ | |
| 54 typedef uint64_t Elf32_Xword; | |
| 55 typedef int64_t Elf32_Sxword; | |
| 56 typedef uint64_t Elf64_Xword; | |
| 57 typedef int64_t Elf64_Sxword; | |
| 58 | |
| 59 /* Type of addresses. */ | |
| 60 typedef uint32_t Elf32_Addr; | |
| 61 typedef uint64_t Elf64_Addr; | |
| 62 | |
| 63 /* Type of file offsets. */ | |
| 64 typedef uint32_t Elf32_Off; | |
| 65 typedef uint64_t Elf64_Off; | |
| 66 | |
| 67 /* Type for section indices, which are 16-bit quantities. */ | |
| 68 typedef uint16_t Elf32_Section; | |
| 69 typedef uint16_t Elf64_Section; | |
| 70 | |
| 71 /* Type of symbol indices. */ | |
| 72 typedef uint32_t Elf32_Symndx; | |
| 73 typedef uint64_t Elf64_Symndx; | |
| 74 | |
| 75 | |
| 76 /* The ELF file header. This appears at the start of every ELF file. */ | |
| 77 | |
| 78 #define EI_NIDENT (16) | |
| 79 | |
| 80 typedef struct | |
| 81 { | |
| 82 unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */ | |
| 83 Elf32_Half e_type; /* Object file type */ | |
| 84 Elf32_Half e_machine; /* Architecture */ | |
| 85 Elf32_Word e_version; /* Object file version */ | |
| 86 Elf32_Addr e_entry; /* Entry point virtual address */ | |
| 87 Elf32_Off e_phoff; /* Program header table file offset */ | |
| 88 Elf32_Off e_shoff; /* Section header table file offset */ | |
| 89 Elf32_Word e_flags; /* Processor-specific flags */ | |
| 90 Elf32_Half e_ehsize; /* ELF header size in bytes */ | |
| 91 Elf32_Half e_phentsize; /* Program header table entry size */ | |
| 92 Elf32_Half e_phnum; /* Program header table entry count */ | |
| 93 Elf32_Half e_shentsize; /* Section header table entry size */ | |
| 94 Elf32_Half e_shnum; /* Section header table entry count */ | |
| 95 Elf32_Half e_shstrndx; /* Section header string table index */ | |
| 96 } Elf32_Ehdr; | |
| 97 | |
| 98 typedef struct | |
| 99 { | |
| 100 unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */ | |
| 101 Elf64_Half e_type; /* Object file type */ | |
| 102 Elf64_Half e_machine; /* Architecture */ | |
| 103 Elf64_Word e_version; /* Object file version */ | |
| 104 Elf64_Addr e_entry; /* Entry point virtual address */ | |
| 105 Elf64_Off e_phoff; /* Program header table file offset */ | |
| 106 Elf64_Off e_shoff; /* Section header table file offset */ | |
| 107 Elf64_Word e_flags; /* Processor-specific flags */ | |
| 108 Elf64_Half e_ehsize; /* ELF header size in bytes */ | |
| 109 Elf64_Half e_phentsize; /* Program header table entry size */ | |
| 110 Elf64_Half e_phnum; /* Program header table entry count */ | |
| 111 Elf64_Half e_shentsize; /* Section header table entry size */ | |
| 112 Elf64_Half e_shnum; /* Section header table entry count */ | |
| 113 Elf64_Half e_shstrndx; /* Section header string table index */ | |
| 114 } Elf64_Ehdr; | |
| 115 | |
| 116 /* Fields in the e_ident array. The EI_* macros are indices into the | |
| 117 array. The macros under each EI_* macro are the values the byte | |
| 118 may have. */ | |
| 119 | |
| 120 #define EI_MAG0 0 /* File identification byte 0 index */ | |
| 121 #define ELFMAG0 0x7f /* Magic number byte 0 */ | |
| 122 | |
| 123 #define EI_MAG1 1 /* File identification byte 1 index */ | |
| 124 #define ELFMAG1 'E' /* Magic number byte 1 */ | |
| 125 | |
| 126 #define EI_MAG2 2 /* File identification byte 2 index */ | |
| 127 #define ELFMAG2 'L' /* Magic number byte 2 */ | |
| 128 | |
| 129 #define EI_MAG3 3 /* File identification byte 3 index */ | |
| 130 #define ELFMAG3 'F' /* Magic number byte 3 */ | |
| 131 | |
| 132 /* Conglomeration of the identification bytes, for easy testing as a word. */ | |
| 133 #define ELFMAG "\177ELF" | |
| 134 #define SELFMAG 4 | |
| 135 | |
| 136 #define EI_CLASS 4 /* File class byte index */ | |
| 137 #define ELFCLASSNONE 0 /* Invalid class */ | |
| 138 #define ELFCLASS32 1 /* 32-bit objects */ | |
| 139 #define ELFCLASS64 2 /* 64-bit objects */ | |
| 140 #define ELFCLASSNUM 3 | |
| 141 | |
| 142 #define EI_DATA 5 /* Data encoding byte index */ | |
| 143 #define ELFDATANONE 0 /* Invalid data encoding */ | |
| 144 #define ELFDATA2LSB 1 /* 2's complement, little endian */ | |
| 145 #define ELFDATA2MSB 2 /* 2's complement, big endian */ | |
| 146 #define ELFDATANUM 3 | |
| 147 | |
| 148 #define EI_VERSION 6 /* File version byte index */ | |
| 149 /* Value must be EV_CURRENT */ | |
| 150 | |
| 151 #define EI_OSABI 7 /* OS ABI identification */ | |
| 152 #define ELFOSABI_SYSV 0 /* UNIX System V ABI */ | |
| 153 #define ELFOSABI_HPUX 1 /* HP-UX */ | |
| 154 #define ELFOSABI_FREEBSD 9 /* Free BSD */ | |
| 155 #define ELFOSABI_ARM 97 /* ARM */ | |
| 156 #define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ | |
| 157 | |
| 158 #define EI_ABIVERSION 8 /* ABI version */ | |
| 159 | |
| 160 #define EI_PAD 9 /* Byte index of padding bytes */ | |
| 161 | |
| 162 /* Legal values for e_type (object file type). */ | |
| 163 | |
| 164 #define ET_NONE 0 /* No file type */ | |
| 165 #define ET_REL 1 /* Relocatable file */ | |
| 166 #define ET_EXEC 2 /* Executable file */ | |
| 167 #define ET_DYN 3 /* Shared object file */ | |
| 168 #define ET_CORE 4 /* Core file */ | |
| 169 #define ET_NUM 5 /* Number of defined types */ | |
| 170 #define ET_LOPROC 0xff00 /* Processor-specific */ | |
| 171 #define ET_HIPROC 0xffff /* Processor-specific */ | |
| 172 | |
| 173 /* Legal values for e_machine (architecture). */ | |
| 174 | |
| 175 #define EM_NONE 0 /* No machine */ | |
| 176 #define EM_M32 1 /* AT&T WE 32100 */ | |
| 177 #define EM_SPARC 2 /* SUN SPARC */ | |
| 178 #define EM_386 3 /* Intel 80386 */ | |
| 179 #define EM_68K 4 /* Motorola m68k family */ | |
| 180 #define EM_88K 5 /* Motorola m88k family */ | |
| 181 #define EM_486 6 /* Intel 80486 */ | |
| 182 #define EM_860 7 /* Intel 80860 */ | |
| 183 #define EM_MIPS 8 /* MIPS R3000 big-endian */ | |
| 184 #define EM_S370 9 /* Amdahl */ | |
| 185 #define EM_MIPS_RS4_BE 10 /* MIPS R4000 big-endian */ | |
| 186 #define EM_RS6000 11 /* RS6000 */ | |
| 187 | |
| 188 #define EM_PARISC 15 /* HPPA */ | |
| 189 #define EM_nCUBE 16 /* nCUBE */ | |
| 190 #define EM_VPP500 17 /* Fujitsu VPP500 */ | |
| 191 #define EM_SPARC32PLUS 18 /* Sun's "v8plus" */ | |
| 192 #define EM_960 19 /* Intel 80960 */ | |
| 193 #define EM_PPC 20 /* PowerPC */ | |
| 194 | |
| 195 #define EM_V800 36 /* NEC V800 series */ | |
| 196 #define EM_FR20 37 /* Fujitsu FR20 */ | |
| 197 #define EM_RH32 38 /* TRW RH32 */ | |
| 198 #define EM_MMA 39 /* Fujitsu MMA */ | |
| 199 #define EM_ARM 40 /* ARM */ | |
| 200 #define EM_FAKE_ALPHA 41 /* Digital Alpha */ | |
| 201 #define EM_SH 42 /* Hitachi SH */ | |
| 202 #define EM_SPARCV9 43 /* SPARC v9 64-bit */ | |
| 203 #define EM_TRICORE 44 /* Siemens Tricore */ | |
| 204 #define EM_ARC 45 /* Argonaut RISC Core */ | |
| 205 #define EM_H8_300 46 /* Hitachi H8/300 */ | |
| 206 #define EM_H8_300H 47 /* Hitachi H8/300H */ | |
| 207 #define EM_H8S 48 /* Hitachi H8S */ | |
| 208 #define EM_H8_500 49 /* Hitachi H8/500 */ | |
| 209 #define EM_IA_64 50 /* Intel Merced */ | |
| 210 #define EM_MIPS_X 51 /* Stanford MIPS-X */ | |
| 211 #define EM_COLDFIRE 52 /* Motorola Coldfire */ | |
| 212 #define EM_68HC12 53 /* Motorola M68HC12 */ | |
| 213 #define EM_NUM 54 | |
| 214 | |
| 215 /* If it is necessary to assign new unofficial EM_* values, please | |
| 216 pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the | |
| 217 chances of collision with official or non-GNU unofficial values. */ | |
| 218 | |
| 219 #define EM_ALPHA 0x9026 | |
| 305 | 220 #define EM_C60 0x9c60 |
| 213 | 221 |
| 222 /* Legal values for e_version (version). */ | |
| 223 | |
| 224 #define EV_NONE 0 /* Invalid ELF version */ | |
| 225 #define EV_CURRENT 1 /* Current version */ | |
| 226 #define EV_NUM 2 | |
| 227 | |
| 228 /* Section header. */ | |
| 229 | |
| 230 typedef struct | |
| 231 { | |
| 232 Elf32_Word sh_name; /* Section name (string tbl index) */ | |
| 233 Elf32_Word sh_type; /* Section type */ | |
| 234 Elf32_Word sh_flags; /* Section flags */ | |
| 235 Elf32_Addr sh_addr; /* Section virtual addr at execution */ | |
| 236 Elf32_Off sh_offset; /* Section file offset */ | |
| 237 Elf32_Word sh_size; /* Section size in bytes */ | |
| 238 Elf32_Word sh_link; /* Link to another section */ | |
| 239 Elf32_Word sh_info; /* Additional section information */ | |
| 240 Elf32_Word sh_addralign; /* Section alignment */ | |
| 241 Elf32_Word sh_entsize; /* Entry size if section holds table */ | |
| 242 } Elf32_Shdr; | |
| 243 | |
| 244 typedef struct | |
| 245 { | |
| 246 Elf64_Word sh_name; /* Section name (string tbl index) */ | |
| 247 Elf64_Word sh_type; /* Section type */ | |
| 248 Elf64_Xword sh_flags; /* Section flags */ | |
| 249 Elf64_Addr sh_addr; /* Section virtual addr at execution */ | |
| 250 Elf64_Off sh_offset; /* Section file offset */ | |
| 251 Elf64_Xword sh_size; /* Section size in bytes */ | |
| 252 Elf64_Word sh_link; /* Link to another section */ | |
| 253 Elf64_Word sh_info; /* Additional section information */ | |
| 254 Elf64_Xword sh_addralign; /* Section alignment */ | |
| 255 Elf64_Xword sh_entsize; /* Entry size if section holds table */ | |
| 256 } Elf64_Shdr; | |
| 257 | |
| 258 /* Special section indices. */ | |
| 259 | |
| 260 #define SHN_UNDEF 0 /* Undefined section */ | |
| 261 #define SHN_LORESERVE 0xff00 /* Start of reserved indices */ | |
| 262 #define SHN_LOPROC 0xff00 /* Start of processor-specific */ | |
| 263 #define SHN_HIPROC 0xff1f /* End of processor-specific */ | |
| 264 #define SHN_ABS 0xfff1 /* Associated symbol is absolute */ | |
| 265 #define SHN_COMMON 0xfff2 /* Associated symbol is common */ | |
| 266 #define SHN_HIRESERVE 0xffff /* End of reserved indices */ | |
| 267 | |
| 268 /* Legal values for sh_type (section type). */ | |
| 269 | |
| 270 #define SHT_NULL 0 /* Section header table entry unused */ | |
| 271 #define SHT_PROGBITS 1 /* Program data */ | |
| 272 #define SHT_SYMTAB 2 /* Symbol table */ | |
| 273 #define SHT_STRTAB 3 /* String table */ | |
| 274 #define SHT_RELA 4 /* Relocation entries with addends */ | |
| 275 #define SHT_HASH 5 /* Symbol hash table */ | |
| 276 #define SHT_DYNAMIC 6 /* Dynamic linking information */ | |
| 277 #define SHT_NOTE 7 /* Notes */ | |
| 278 #define SHT_NOBITS 8 /* Program space with no data (bss) */ | |
| 279 #define SHT_REL 9 /* Relocation entries, no addends */ | |
| 280 #define SHT_SHLIB 10 /* Reserved */ | |
| 281 #define SHT_DYNSYM 11 /* Dynamic linker symbol table */ | |
| 282 #define SHT_NUM 12 /* Number of defined types. */ | |
| 283 #define SHT_LOOS 0x60000000 /* Start OS-specific */ | |
| 284 #define SHT_LOSUNW 0x6ffffffb /* Sun-specific low bound. */ | |
| 285 #define SHT_SUNW_COMDAT 0x6ffffffb | |
| 286 #define SHT_SUNW_syminfo 0x6ffffffc | |
| 287 #define SHT_GNU_verdef 0x6ffffffd /* Version definition section. */ | |
| 288 #define SHT_GNU_verneed 0x6ffffffe /* Version needs section. */ | |
| 289 #define SHT_GNU_versym 0x6fffffff /* Version symbol table. */ | |
| 290 #define SHT_HISUNW 0x6fffffff /* Sun-specific high bound. */ | |
| 291 #define SHT_HIOS 0x6fffffff /* End OS-specific type */ | |
| 292 #define SHT_LOPROC 0x70000000 /* Start of processor-specific */ | |
|
409
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293 #define SHT_ARM_EXIDX 0x70000001 /* Exception Index table */ |
|
41f19a7b4093
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294 #define SHT_ARM_PREEMPTMAP 0x70000002 /* dynamic linking pre-emption map */ |
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295 #define SHT_ARM_ATTRIBUTES 0x70000003 /* Object file compatibility attrs */ |
| 213 | 296 #define SHT_HIPROC 0x7fffffff /* End of processor-specific */ |
| 297 #define SHT_LOUSER 0x80000000 /* Start of application-specific */ | |
| 298 #define SHT_HIUSER 0x8fffffff /* End of application-specific */ | |
| 299 | |
| 300 /* Legal values for sh_flags (section flags). */ | |
| 301 | |
| 302 #define SHF_WRITE (1 << 0) /* Writable */ | |
| 303 #define SHF_ALLOC (1 << 1) /* Occupies memory during execution */ | |
| 304 #define SHF_EXECINSTR (1 << 2) /* Executable */ | |
| 305 #define SHF_MASKPROC 0xf0000000 /* Processor-specific */ | |
| 306 | |
| 307 /* Symbol table entry. */ | |
| 308 | |
| 309 typedef struct | |
| 310 { | |
| 311 Elf32_Word st_name; /* Symbol name (string tbl index) */ | |
| 312 Elf32_Addr st_value; /* Symbol value */ | |
| 313 Elf32_Word st_size; /* Symbol size */ | |
| 314 unsigned char st_info; /* Symbol type and binding */ | |
| 315 unsigned char st_other; /* No defined meaning, 0 */ | |
| 316 Elf32_Section st_shndx; /* Section index */ | |
| 317 } Elf32_Sym; | |
| 318 | |
| 319 typedef struct | |
| 320 { | |
| 321 Elf64_Word st_name; /* Symbol name (string tbl index) */ | |
| 322 unsigned char st_info; /* Symbol type and binding */ | |
| 323 unsigned char st_other; /* No defined meaning, 0 */ | |
| 324 Elf64_Section st_shndx; /* Section index */ | |
| 325 Elf64_Addr st_value; /* Symbol value */ | |
| 326 Elf64_Xword st_size; /* Symbol size */ | |
| 327 } Elf64_Sym; | |
| 328 | |
| 329 /* The syminfo section if available contains additional information about | |
| 330 every dynamic symbol. */ | |
| 331 | |
| 332 typedef struct | |
| 333 { | |
| 334 Elf32_Half si_boundto; /* Direct bindings, symbol bound to */ | |
| 335 Elf32_Half si_flags; /* Per symbol flags */ | |
| 336 } Elf32_Syminfo; | |
| 337 | |
| 338 typedef struct | |
| 339 { | |
| 340 Elf64_Half si_boundto; /* Direct bindings, symbol bound to */ | |
| 341 Elf64_Half si_flags; /* Per symbol flags */ | |
| 342 } Elf64_Syminfo; | |
| 343 | |
| 344 /* Possible values for si_boundto. */ | |
| 345 #define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */ | |
| 346 #define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */ | |
| 347 #define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */ | |
| 348 | |
| 349 /* Possible bitmasks for si_flags. */ | |
| 350 #define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */ | |
| 351 #define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */ | |
| 352 #define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */ | |
| 353 #define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy | |
| 354 loaded */ | |
| 355 /* Syminfo version values. */ | |
| 356 #define SYMINFO_NONE 0 | |
| 357 #define SYMINFO_CURRENT 1 | |
| 358 #define SYMINFO_NUM 2 | |
| 359 | |
| 360 | |
| 361 /* Special section index. */ | |
| 362 | |
| 363 #define SHN_UNDEF 0 /* No section, undefined symbol. */ | |
| 364 | |
| 365 /* How to extract and insert information held in the st_info field. */ | |
| 366 | |
| 367 #define ELF32_ST_BIND(val) (((unsigned char) (val)) >> 4) | |
| 368 #define ELF32_ST_TYPE(val) ((val) & 0xf) | |
| 369 #define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf)) | |
| 370 | |
| 371 /* Both Elf32_Sym and Elf64_Sym use the same one-byte st_info field. */ | |
| 372 #define ELF64_ST_BIND(val) ELF32_ST_BIND (val) | |
| 373 #define ELF64_ST_TYPE(val) ELF32_ST_TYPE (val) | |
| 374 #define ELF64_ST_INFO(bind, type) ELF32_ST_INFO ((bind), (type)) | |
| 375 | |
| 376 /* Legal values for ST_BIND subfield of st_info (symbol binding). */ | |
| 377 | |
| 378 #define STB_LOCAL 0 /* Local symbol */ | |
| 379 #define STB_GLOBAL 1 /* Global symbol */ | |
| 380 #define STB_WEAK 2 /* Weak symbol */ | |
| 381 #define STB_NUM 3 /* Number of defined types. */ | |
| 382 #define STB_LOOS 10 /* Start of OS-specific */ | |
| 383 #define STB_HIOS 12 /* End of OS-specific */ | |
| 384 #define STB_LOPROC 13 /* Start of processor-specific */ | |
| 385 #define STB_HIPROC 15 /* End of processor-specific */ | |
| 386 | |
| 387 /* Legal values for ST_TYPE subfield of st_info (symbol type). */ | |
| 388 | |
| 389 #define STT_NOTYPE 0 /* Symbol type is unspecified */ | |
| 390 #define STT_OBJECT 1 /* Symbol is a data object */ | |
| 391 #define STT_FUNC 2 /* Symbol is a code object */ | |
| 392 #define STT_SECTION 3 /* Symbol associated with a section */ | |
| 393 #define STT_FILE 4 /* Symbol's name is file name */ | |
| 394 #define STT_NUM 5 /* Number of defined types. */ | |
| 395 #define STT_LOOS 11 /* Start of OS-specific */ | |
| 396 #define STT_HIOS 12 /* End of OS-specific */ | |
| 397 #define STT_LOPROC 13 /* Start of processor-specific */ | |
| 398 #define STT_HIPROC 15 /* End of processor-specific */ | |
| 399 | |
| 400 | |
| 401 /* Symbol table indices are found in the hash buckets and chain table | |
| 402 of a symbol hash table section. This special index value indicates | |
| 403 the end of a chain, meaning no further symbols are found in that bucket. */ | |
| 404 | |
| 405 #define STN_UNDEF 0 /* End of a chain. */ | |
| 406 | |
| 407 | |
| 349 | 408 /* How to extract and insert information held in the st_other field. */ |
| 409 | |
| 410 #define ELF32_ST_VISIBILITY(o) ((o) & 0x03) | |
| 411 | |
| 412 /* For ELF64 the definitions are the same. */ | |
| 413 #define ELF64_ST_VISIBILITY(o) ELF32_ST_VISIBILITY (o) | |
| 414 | |
| 415 /* Symbol visibility specification encoded in the st_other field. */ | |
| 416 #define STV_DEFAULT 0 /* Default symbol visibility rules */ | |
| 417 #define STV_INTERNAL 1 /* Processor specific hidden class */ | |
| 418 #define STV_HIDDEN 2 /* Sym unavailable in other modules */ | |
| 419 #define STV_PROTECTED 3 /* Not preemptible, not exported */ | |
| 420 | |
| 421 | |
| 213 | 422 /* Relocation table entry without addend (in section of type SHT_REL). */ |
| 423 | |
| 424 typedef struct | |
| 425 { | |
| 426 Elf32_Addr r_offset; /* Address */ | |
| 427 Elf32_Word r_info; /* Relocation type and symbol index */ | |
| 428 } Elf32_Rel; | |
| 429 | |
| 430 /* I have seen two different definitions of the Elf64_Rel and | |
| 431 Elf64_Rela structures, so we'll leave them out until Novell (or | |
| 432 whoever) gets their act together. */ | |
| 433 /* The following, at least, is used on Sparc v9, MIPS, and Alpha. */ | |
| 434 | |
| 435 typedef struct | |
| 436 { | |
| 437 Elf64_Addr r_offset; /* Address */ | |
| 438 Elf64_Xword r_info; /* Relocation type and symbol index */ | |
| 439 } Elf64_Rel; | |
| 440 | |
| 441 /* Relocation table entry with addend (in section of type SHT_RELA). */ | |
| 442 | |
| 443 typedef struct | |
| 444 { | |
| 445 Elf32_Addr r_offset; /* Address */ | |
| 446 Elf32_Word r_info; /* Relocation type and symbol index */ | |
| 447 Elf32_Sword r_addend; /* Addend */ | |
| 448 } Elf32_Rela; | |
| 449 | |
| 450 typedef struct | |
| 451 { | |
| 452 Elf64_Addr r_offset; /* Address */ | |
| 453 Elf64_Xword r_info; /* Relocation type and symbol index */ | |
| 454 Elf64_Sxword r_addend; /* Addend */ | |
| 455 } Elf64_Rela; | |
| 456 | |
| 457 /* How to extract and insert information held in the r_info field. */ | |
| 458 | |
| 459 #define ELF32_R_SYM(val) ((val) >> 8) | |
| 460 #define ELF32_R_TYPE(val) ((val) & 0xff) | |
| 461 #define ELF32_R_INFO(sym, type) (((sym) << 8) + ((type) & 0xff)) | |
| 462 | |
| 463 #define ELF64_R_SYM(i) ((i) >> 32) | |
| 464 #define ELF64_R_TYPE(i) ((i) & 0xffffffff) | |
| 465 #define ELF64_R_INFO(sym,type) (((sym) << 32) + (type)) | |
| 466 | |
| 467 /* Program segment header. */ | |
| 468 | |
| 469 typedef struct | |
| 470 { | |
| 471 Elf32_Word p_type; /* Segment type */ | |
| 472 Elf32_Off p_offset; /* Segment file offset */ | |
| 473 Elf32_Addr p_vaddr; /* Segment virtual address */ | |
| 474 Elf32_Addr p_paddr; /* Segment physical address */ | |
| 475 Elf32_Word p_filesz; /* Segment size in file */ | |
| 476 Elf32_Word p_memsz; /* Segment size in memory */ | |
| 477 Elf32_Word p_flags; /* Segment flags */ | |
| 478 Elf32_Word p_align; /* Segment alignment */ | |
| 479 } Elf32_Phdr; | |
| 480 | |
| 481 typedef struct | |
| 482 { | |
| 483 Elf64_Word p_type; /* Segment type */ | |
| 484 Elf64_Word p_flags; /* Segment flags */ | |
| 485 Elf64_Off p_offset; /* Segment file offset */ | |
| 486 Elf64_Addr p_vaddr; /* Segment virtual address */ | |
| 487 Elf64_Addr p_paddr; /* Segment physical address */ | |
| 488 Elf64_Xword p_filesz; /* Segment size in file */ | |
| 489 Elf64_Xword p_memsz; /* Segment size in memory */ | |
| 490 Elf64_Xword p_align; /* Segment alignment */ | |
| 491 } Elf64_Phdr; | |
| 492 | |
| 493 /* Legal values for p_type (segment type). */ | |
| 494 | |
| 495 #define PT_NULL 0 /* Program header table entry unused */ | |
| 496 #define PT_LOAD 1 /* Loadable program segment */ | |
| 497 #define PT_DYNAMIC 2 /* Dynamic linking information */ | |
| 498 #define PT_INTERP 3 /* Program interpreter */ | |
| 499 #define PT_NOTE 4 /* Auxiliary information */ | |
| 500 #define PT_SHLIB 5 /* Reserved */ | |
| 501 #define PT_PHDR 6 /* Entry for header table itself */ | |
| 502 #define PT_NUM 7 /* Number of defined types. */ | |
| 503 #define PT_LOOS 0x60000000 /* Start of OS-specific */ | |
| 504 #define PT_HIOS 0x6fffffff /* End of OS-specific */ | |
| 505 #define PT_LOPROC 0x70000000 /* Start of processor-specific */ | |
| 506 #define PT_HIPROC 0x7fffffff /* End of processor-specific */ | |
| 507 | |
| 508 /* Legal values for p_flags (segment flags). */ | |
| 509 | |
| 510 #define PF_X (1 << 0) /* Segment is executable */ | |
| 511 #define PF_W (1 << 1) /* Segment is writable */ | |
| 512 #define PF_R (1 << 2) /* Segment is readable */ | |
| 513 #define PF_MASKPROC 0xf0000000 /* Processor-specific */ | |
| 514 | |
| 515 /* Legal values for note segment descriptor types for core files. */ | |
| 516 | |
| 517 #define NT_PRSTATUS 1 /* Contains copy of prstatus struct */ | |
| 518 #define NT_FPREGSET 2 /* Contains copy of fpregset struct */ | |
| 519 #define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */ | |
| 520 #define NT_PRXREG 4 /* Contains copy of prxregset struct */ | |
| 521 #define NT_PLATFORM 5 /* String from sysinfo(SI_PLATFORM) */ | |
| 522 #define NT_AUXV 6 /* Contains copy of auxv array */ | |
| 523 #define NT_GWINDOWS 7 /* Contains copy of gwindows struct */ | |
| 524 #define NT_PSTATUS 10 /* Contains copy of pstatus struct */ | |
| 525 #define NT_PSINFO 13 /* Contains copy of psinfo struct */ | |
| 526 #define NT_PRCRED 14 /* Contains copy of prcred struct */ | |
| 527 #define NT_UTSNAME 15 /* Contains copy of utsname struct */ | |
| 528 #define NT_LWPSTATUS 16 /* Contains copy of lwpstatus struct */ | |
| 529 #define NT_LWPSINFO 17 /* Contains copy of lwpinfo struct */ | |
| 530 | |
| 531 /* Legal values for the note segment descriptor types for object files. */ | |
| 532 | |
| 533 #define NT_VERSION 1 /* Contains a version string. */ | |
| 534 | |
| 535 | |
| 536 /* Dynamic section entry. */ | |
| 537 | |
| 538 typedef struct | |
| 539 { | |
| 540 Elf32_Sword d_tag; /* Dynamic entry type */ | |
| 541 union | |
| 542 { | |
| 543 Elf32_Word d_val; /* Integer value */ | |
| 544 Elf32_Addr d_ptr; /* Address value */ | |
| 545 } d_un; | |
| 546 } Elf32_Dyn; | |
| 547 | |
| 548 typedef struct | |
| 549 { | |
| 550 Elf64_Sxword d_tag; /* Dynamic entry type */ | |
| 551 union | |
| 552 { | |
| 553 Elf64_Xword d_val; /* Integer value */ | |
| 554 Elf64_Addr d_ptr; /* Address value */ | |
| 555 } d_un; | |
| 556 } Elf64_Dyn; | |
| 557 | |
| 558 /* Legal values for d_tag (dynamic entry type). */ | |
| 559 | |
| 560 #define DT_NULL 0 /* Marks end of dynamic section */ | |
| 561 #define DT_NEEDED 1 /* Name of needed library */ | |
| 562 #define DT_PLTRELSZ 2 /* Size in bytes of PLT relocs */ | |
| 563 #define DT_PLTGOT 3 /* Processor defined value */ | |
| 564 #define DT_HASH 4 /* Address of symbol hash table */ | |
| 565 #define DT_STRTAB 5 /* Address of string table */ | |
| 566 #define DT_SYMTAB 6 /* Address of symbol table */ | |
| 567 #define DT_RELA 7 /* Address of Rela relocs */ | |
| 568 #define DT_RELASZ 8 /* Total size of Rela relocs */ | |
| 569 #define DT_RELAENT 9 /* Size of one Rela reloc */ | |
| 570 #define DT_STRSZ 10 /* Size of string table */ | |
| 571 #define DT_SYMENT 11 /* Size of one symbol table entry */ | |
| 572 #define DT_INIT 12 /* Address of init function */ | |
| 573 #define DT_FINI 13 /* Address of termination function */ | |
| 574 #define DT_SONAME 14 /* Name of shared object */ | |
| 575 #define DT_RPATH 15 /* Library search path */ | |
| 576 #define DT_SYMBOLIC 16 /* Start symbol search here */ | |
| 577 #define DT_REL 17 /* Address of Rel relocs */ | |
| 578 #define DT_RELSZ 18 /* Total size of Rel relocs */ | |
| 579 #define DT_RELENT 19 /* Size of one Rel reloc */ | |
| 580 #define DT_PLTREL 20 /* Type of reloc in PLT */ | |
| 581 #define DT_DEBUG 21 /* For debugging; unspecified */ | |
| 582 #define DT_TEXTREL 22 /* Reloc might modify .text */ | |
| 583 #define DT_JMPREL 23 /* Address of PLT relocs */ | |
| 584 #define DT_BIND_NOW 24 /* Process relocations of object */ | |
| 585 #define DT_INIT_ARRAY 25 /* Array with addresses of init fct */ | |
| 586 #define DT_FINI_ARRAY 26 /* Array with addresses of fini fct */ | |
| 587 #define DT_INIT_ARRAYSZ 27 /* Size in bytes of DT_INIT_ARRAY */ | |
| 588 #define DT_FINI_ARRAYSZ 28 /* Size in bytes of DT_FINI_ARRAY */ | |
| 589 #define DT_NUM 29 /* Number used */ | |
| 590 #define DT_LOOS 0x60000000 /* Start of OS-specific */ | |
| 591 #define DT_HIOS 0x6fffffff /* End of OS-specific */ | |
| 592 #define DT_LOPROC 0x70000000 /* Start of processor-specific */ | |
| 593 #define DT_HIPROC 0x7fffffff /* End of processor-specific */ | |
| 594 #define DT_PROCNUM DT_MIPS_NUM /* Most used by any processor */ | |
| 595 | |
| 596 /* DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the | |
| 597 Dyn.d_un.d_val field of the Elf*_Dyn structure. This follows Sun's | |
| 598 approach. */ | |
| 599 #define DT_VALRNGLO 0x6ffffd00 | |
| 600 #define DT_POSFLAG_1 0x6ffffdfd /* Flags for DT_* entries, effecting | |
| 601 the following DT_* entry. */ | |
| 602 #define DT_SYMINSZ 0x6ffffdfe /* Size of syminfo table (in bytes) */ | |
| 603 #define DT_SYMINENT 0x6ffffdff /* Entry size of syminfo */ | |
| 604 #define DT_VALRNGHI 0x6ffffdff | |
| 605 | |
| 606 /* DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the | |
| 607 Dyn.d_un.d_ptr field of the Elf*_Dyn structure. | |
| 608 | |
| 609 If any adjustment is made to the ELF object after it has been | |
| 610 built these entries will need to be adjusted. */ | |
| 611 #define DT_ADDRRNGLO 0x6ffffe00 | |
| 612 #define DT_SYMINFO 0x6ffffeff /* syminfo table */ | |
| 613 #define DT_ADDRRNGHI 0x6ffffeff | |
| 614 | |
| 615 /* The versioning entry types. The next are defined as part of the | |
| 616 GNU extension. */ | |
| 617 #define DT_VERSYM 0x6ffffff0 | |
| 618 | |
| 619 /* These were chosen by Sun. */ | |
| 620 #define DT_FLAGS_1 0x6ffffffb /* State flags, see DF_1_* below. */ | |
| 621 #define DT_VERDEF 0x6ffffffc /* Address of version definition | |
| 622 table */ | |
| 623 #define DT_VERDEFNUM 0x6ffffffd /* Number of version definitions */ | |
| 624 #define DT_VERNEED 0x6ffffffe /* Address of table with needed | |
| 625 versions */ | |
| 626 #define DT_VERNEEDNUM 0x6fffffff /* Number of needed versions */ | |
| 627 #define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */ | |
| 628 #define DT_VERSIONTAGNUM 16 | |
| 629 | |
| 630 /* Sun added these machine-independent extensions in the "processor-specific" | |
| 631 range. Be compatible. */ | |
| 632 #define DT_AUXILIARY 0x7ffffffd /* Shared object to load before self */ | |
| 633 #define DT_FILTER 0x7fffffff /* Shared object to get values from */ | |
| 634 #define DT_EXTRATAGIDX(tag) ((Elf32_Word)-((Elf32_Sword) (tag) <<1>>1)-1) | |
| 635 #define DT_EXTRANUM 3 | |
| 636 | |
| 637 /* State flags selectable in the `d_un.d_val' element of the DT_FLAGS_1 | |
| 638 entry in the dynamic section. */ | |
| 639 #define DF_1_NOW 0x00000001 /* Set RTLD_NOW for this object. */ | |
| 640 #define DF_1_GLOBAL 0x00000002 /* Set RTLD_GLOBAL for this object. */ | |
| 641 #define DF_1_GROUP 0x00000004 /* Set RTLD_GROUP for this object. */ | |
| 642 #define DF_1_NODELETE 0x00000008 /* Set RTLD_NODELETE for this object.*/ | |
| 643 #define DF_1_LOADFLTR 0x00000010 /* Trigger filtee loading at runtime.*/ | |
| 644 #define DF_1_INITFIRST 0x00000020 /* Set RTLD_INITFIRST for this object*/ | |
| 645 #define DF_1_NOOPEN 0x00000040 /* Set RTLD_NOOPEN for this object. */ | |
| 646 | |
| 647 /* Version definition sections. */ | |
| 648 | |
| 649 typedef struct | |
| 650 { | |
| 651 Elf32_Half vd_version; /* Version revision */ | |
| 652 Elf32_Half vd_flags; /* Version information */ | |
| 653 Elf32_Half vd_ndx; /* Version Index */ | |
| 654 Elf32_Half vd_cnt; /* Number of associated aux entries */ | |
| 655 Elf32_Word vd_hash; /* Version name hash value */ | |
| 656 Elf32_Word vd_aux; /* Offset in bytes to verdaux array */ | |
| 657 Elf32_Word vd_next; /* Offset in bytes to next verdef | |
| 658 entry */ | |
| 659 } Elf32_Verdef; | |
| 660 | |
| 661 typedef struct | |
| 662 { | |
| 663 Elf64_Half vd_version; /* Version revision */ | |
| 664 Elf64_Half vd_flags; /* Version information */ | |
| 665 Elf64_Half vd_ndx; /* Version Index */ | |
| 666 Elf64_Half vd_cnt; /* Number of associated aux entries */ | |
| 667 Elf64_Word vd_hash; /* Version name hash value */ | |
| 668 Elf64_Word vd_aux; /* Offset in bytes to verdaux array */ | |
| 669 Elf64_Word vd_next; /* Offset in bytes to next verdef | |
| 670 entry */ | |
| 671 } Elf64_Verdef; | |
| 672 | |
| 673 | |
| 674 /* Legal values for vd_version (version revision). */ | |
| 675 #define VER_DEF_NONE 0 /* No version */ | |
| 676 #define VER_DEF_CURRENT 1 /* Current version */ | |
| 677 #define VER_DEF_NUM 2 /* Given version number */ | |
| 678 | |
| 679 /* Legal values for vd_flags (version information flags). */ | |
| 680 #define VER_FLG_BASE 0x1 /* Version definition of file itself */ | |
| 681 #define VER_FLG_WEAK 0x2 /* Weak version identifier */ | |
| 682 | |
| 683 /* Auxialiary version information. */ | |
| 684 | |
| 685 typedef struct | |
| 686 { | |
| 687 Elf32_Word vda_name; /* Version or dependency names */ | |
| 688 Elf32_Word vda_next; /* Offset in bytes to next verdaux | |
| 689 entry */ | |
| 690 } Elf32_Verdaux; | |
| 691 | |
| 692 typedef struct | |
| 693 { | |
| 694 Elf64_Word vda_name; /* Version or dependency names */ | |
| 695 Elf64_Word vda_next; /* Offset in bytes to next verdaux | |
| 696 entry */ | |
| 697 } Elf64_Verdaux; | |
| 698 | |
| 699 | |
| 700 /* Version dependency section. */ | |
| 701 | |
| 702 typedef struct | |
| 703 { | |
| 704 Elf32_Half vn_version; /* Version of structure */ | |
| 705 Elf32_Half vn_cnt; /* Number of associated aux entries */ | |
| 706 Elf32_Word vn_file; /* Offset of filename for this | |
| 707 dependency */ | |
| 708 Elf32_Word vn_aux; /* Offset in bytes to vernaux array */ | |
| 709 Elf32_Word vn_next; /* Offset in bytes to next verneed | |
| 710 entry */ | |
| 711 } Elf32_Verneed; | |
| 712 | |
| 713 typedef struct | |
| 714 { | |
| 715 Elf64_Half vn_version; /* Version of structure */ | |
| 716 Elf64_Half vn_cnt; /* Number of associated aux entries */ | |
| 717 Elf64_Word vn_file; /* Offset of filename for this | |
| 718 dependency */ | |
| 719 Elf64_Word vn_aux; /* Offset in bytes to vernaux array */ | |
| 720 Elf64_Word vn_next; /* Offset in bytes to next verneed | |
| 721 entry */ | |
| 722 } Elf64_Verneed; | |
| 723 | |
| 724 | |
| 725 /* Legal values for vn_version (version revision). */ | |
| 726 #define VER_NEED_NONE 0 /* No version */ | |
| 727 #define VER_NEED_CURRENT 1 /* Current version */ | |
| 728 #define VER_NEED_NUM 2 /* Given version number */ | |
| 729 | |
| 730 /* Auxiliary needed version information. */ | |
| 731 | |
| 732 typedef struct | |
| 733 { | |
| 734 Elf32_Word vna_hash; /* Hash value of dependency name */ | |
| 735 Elf32_Half vna_flags; /* Dependency specific information */ | |
| 736 Elf32_Half vna_other; /* Unused */ | |
| 737 Elf32_Word vna_name; /* Dependency name string offset */ | |
| 738 Elf32_Word vna_next; /* Offset in bytes to next vernaux | |
| 739 entry */ | |
| 740 } Elf32_Vernaux; | |
| 741 | |
| 742 typedef struct | |
| 743 { | |
| 744 Elf64_Word vna_hash; /* Hash value of dependency name */ | |
| 745 Elf64_Half vna_flags; /* Dependency specific information */ | |
| 746 Elf64_Half vna_other; /* Unused */ | |
| 747 Elf64_Word vna_name; /* Dependency name string offset */ | |
| 748 Elf64_Word vna_next; /* Offset in bytes to next vernaux | |
| 749 entry */ | |
| 750 } Elf64_Vernaux; | |
| 751 | |
| 752 | |
| 753 /* Legal values for vna_flags. */ | |
| 754 #define VER_FLG_WEAK 0x2 /* Weak version identifier */ | |
| 755 | |
| 756 | |
| 757 /* Auxiliary vector. */ | |
| 758 | |
| 759 /* This vector is normally only used by the program interpreter. The | |
| 760 usual definition in an ABI supplement uses the name auxv_t. The | |
| 761 vector is not usually defined in a standard <elf.h> file, but it | |
| 762 can't hurt. We rename it to avoid conflicts. The sizes of these | |
| 763 types are an arrangement between the exec server and the program | |
| 764 interpreter, so we don't fully specify them here. */ | |
| 765 | |
| 766 typedef struct | |
| 767 { | |
| 768 int a_type; /* Entry type */ | |
| 769 union | |
| 770 { | |
| 771 long int a_val; /* Integer value */ | |
| 772 void *a_ptr; /* Pointer value */ | |
| 773 void (*a_fcn) (void); /* Function pointer value */ | |
| 774 } a_un; | |
| 775 } Elf32_auxv_t; | |
| 776 | |
| 777 typedef struct | |
| 778 { | |
| 779 long int a_type; /* Entry type */ | |
| 780 union | |
| 781 { | |
| 782 long int a_val; /* Integer value */ | |
| 783 void *a_ptr; /* Pointer value */ | |
| 784 void (*a_fcn) (void); /* Function pointer value */ | |
| 785 } a_un; | |
| 786 } Elf64_auxv_t; | |
| 787 | |
| 788 /* Legal values for a_type (entry type). */ | |
| 789 | |
| 790 #define AT_NULL 0 /* End of vector */ | |
| 791 #define AT_IGNORE 1 /* Entry should be ignored */ | |
| 792 #define AT_EXECFD 2 /* File descriptor of program */ | |
| 793 #define AT_PHDR 3 /* Program headers for program */ | |
| 794 #define AT_PHENT 4 /* Size of program header entry */ | |
| 795 #define AT_PHNUM 5 /* Number of program headers */ | |
| 796 #define AT_PAGESZ 6 /* System page size */ | |
| 797 #define AT_BASE 7 /* Base address of interpreter */ | |
| 798 #define AT_FLAGS 8 /* Flags */ | |
| 799 #define AT_ENTRY 9 /* Entry point of program */ | |
| 800 #define AT_NOTELF 10 /* Program is not ELF */ | |
| 801 #define AT_UID 11 /* Real uid */ | |
| 802 #define AT_EUID 12 /* Effective uid */ | |
| 803 #define AT_GID 13 /* Real gid */ | |
| 804 #define AT_EGID 14 /* Effective gid */ | |
| 805 | |
| 806 /* Some more special a_type values describing the hardware. */ | |
| 807 #define AT_PLATFORM 15 /* String identifying platform. */ | |
| 808 #define AT_HWCAP 16 /* Machine dependent hints about | |
| 809 processor capabilities. */ | |
| 810 | |
| 811 /* This entry gives some information about the FPU initialization | |
| 812 performed by the kernel. */ | |
| 813 #define AT_FPUCW 17 /* Used FPU control word. */ | |
| 814 | |
| 815 | |
| 816 /* Note section contents. Each entry in the note section begins with | |
| 817 a header of a fixed form. */ | |
| 818 | |
| 819 typedef struct | |
| 820 { | |
| 821 Elf32_Word n_namesz; /* Length of the note's name. */ | |
| 822 Elf32_Word n_descsz; /* Length of the note's descriptor. */ | |
| 823 Elf32_Word n_type; /* Type of the note. */ | |
| 824 } Elf32_Nhdr; | |
| 825 | |
| 826 typedef struct | |
| 827 { | |
| 828 Elf64_Word n_namesz; /* Length of the note's name. */ | |
| 829 Elf64_Word n_descsz; /* Length of the note's descriptor. */ | |
| 830 Elf64_Word n_type; /* Type of the note. */ | |
| 831 } Elf64_Nhdr; | |
| 832 | |
| 833 /* Known names of notes. */ | |
| 834 | |
| 835 /* Solaris entries in the note section have this name. */ | |
| 836 #define ELF_NOTE_SOLARIS "SUNW Solaris" | |
| 837 | |
| 838 /* Note entries for GNU systems have this name. */ | |
| 839 #define ELF_NOTE_GNU "GNU" | |
| 840 | |
| 841 | |
| 842 /* Defined types of notes for Solaris. */ | |
| 843 | |
| 844 /* Value of descriptor (one word) is desired pagesize for the binary. */ | |
| 845 #define ELF_NOTE_PAGESIZE_HINT 1 | |
| 846 | |
| 847 | |
| 848 /* Defined note types for GNU systems. */ | |
| 849 | |
| 850 /* ABI information. The descriptor consists of words: | |
| 851 word 0: OS descriptor | |
| 852 word 1: major version of the ABI | |
| 853 word 2: minor version of the ABI | |
| 854 word 3: subminor version of the ABI | |
| 855 */ | |
| 856 #define ELF_NOTE_ABI 1 | |
| 857 | |
| 858 /* Known OSes. These value can appear in word 0 of an ELF_NOTE_ABI | |
| 859 note section entry. */ | |
| 860 #define ELF_NOTE_OS_LINUX 0 | |
| 861 #define ELF_NOTE_OS_GNU 1 | |
| 862 #define ELF_NOTE_OS_SOLARIS2 2 | |
| 863 | |
| 864 | |
| 865 /* Motorola 68k specific definitions. */ | |
| 866 | |
| 867 /* m68k relocs. */ | |
| 868 | |
| 869 #define R_68K_NONE 0 /* No reloc */ | |
| 870 #define R_68K_32 1 /* Direct 32 bit */ | |
| 871 #define R_68K_16 2 /* Direct 16 bit */ | |
| 872 #define R_68K_8 3 /* Direct 8 bit */ | |
| 873 #define R_68K_PC32 4 /* PC relative 32 bit */ | |
| 874 #define R_68K_PC16 5 /* PC relative 16 bit */ | |
| 875 #define R_68K_PC8 6 /* PC relative 8 bit */ | |
| 876 #define R_68K_GOT32 7 /* 32 bit PC relative GOT entry */ | |
| 877 #define R_68K_GOT16 8 /* 16 bit PC relative GOT entry */ | |
| 878 #define R_68K_GOT8 9 /* 8 bit PC relative GOT entry */ | |
| 879 #define R_68K_GOT32O 10 /* 32 bit GOT offset */ | |
| 880 #define R_68K_GOT16O 11 /* 16 bit GOT offset */ | |
| 881 #define R_68K_GOT8O 12 /* 8 bit GOT offset */ | |
| 882 #define R_68K_PLT32 13 /* 32 bit PC relative PLT address */ | |
| 883 #define R_68K_PLT16 14 /* 16 bit PC relative PLT address */ | |
| 884 #define R_68K_PLT8 15 /* 8 bit PC relative PLT address */ | |
| 885 #define R_68K_PLT32O 16 /* 32 bit PLT offset */ | |
| 886 #define R_68K_PLT16O 17 /* 16 bit PLT offset */ | |
| 887 #define R_68K_PLT8O 18 /* 8 bit PLT offset */ | |
| 888 #define R_68K_COPY 19 /* Copy symbol at runtime */ | |
| 889 #define R_68K_GLOB_DAT 20 /* Create GOT entry */ | |
| 890 #define R_68K_JMP_SLOT 21 /* Create PLT entry */ | |
| 891 #define R_68K_RELATIVE 22 /* Adjust by program base */ | |
| 892 /* Keep this the last entry. */ | |
| 893 #define R_68K_NUM 23 | |
| 894 | |
| 895 /* Intel 80386 specific definitions. */ | |
| 896 | |
| 897 /* i386 relocs. */ | |
| 898 | |
| 899 #define R_386_NONE 0 /* No reloc */ | |
| 900 #define R_386_32 1 /* Direct 32 bit */ | |
| 901 #define R_386_PC32 2 /* PC relative 32 bit */ | |
| 902 #define R_386_GOT32 3 /* 32 bit GOT entry */ | |
| 903 #define R_386_PLT32 4 /* 32 bit PLT address */ | |
| 904 #define R_386_COPY 5 /* Copy symbol at runtime */ | |
| 905 #define R_386_GLOB_DAT 6 /* Create GOT entry */ | |
| 906 #define R_386_JMP_SLOT 7 /* Create PLT entry */ | |
| 907 #define R_386_RELATIVE 8 /* Adjust by program base */ | |
| 908 #define R_386_GOTOFF 9 /* 32 bit offset to GOT */ | |
| 909 #define R_386_GOTPC 10 /* 32 bit PC relative offset to GOT */ | |
| 910 /* Keep this the last entry. */ | |
| 911 #define R_386_NUM 11 | |
| 912 | |
| 913 /* SUN SPARC specific definitions. */ | |
| 914 | |
| 915 /* Values for Elf64_Ehdr.e_flags. */ | |
| 916 | |
| 917 #define EF_SPARCV9_MM 3 | |
| 918 #define EF_SPARCV9_TSO 0 | |
| 919 #define EF_SPARCV9_PSO 1 | |
| 920 #define EF_SPARCV9_RMO 2 | |
| 921 #define EF_SPARC_EXT_MASK 0xFFFF00 | |
| 922 #define EF_SPARC_SUN_US1 0x000200 | |
| 923 #define EF_SPARC_HAL_R1 0x000400 | |
| 924 | |
| 925 /* SPARC relocs. */ | |
| 926 | |
| 927 #define R_SPARC_NONE 0 /* No reloc */ | |
| 928 #define R_SPARC_8 1 /* Direct 8 bit */ | |
| 929 #define R_SPARC_16 2 /* Direct 16 bit */ | |
| 930 #define R_SPARC_32 3 /* Direct 32 bit */ | |
| 931 #define R_SPARC_DISP8 4 /* PC relative 8 bit */ | |
| 932 #define R_SPARC_DISP16 5 /* PC relative 16 bit */ | |
| 933 #define R_SPARC_DISP32 6 /* PC relative 32 bit */ | |
| 934 #define R_SPARC_WDISP30 7 /* PC relative 30 bit shifted */ | |
| 935 #define R_SPARC_WDISP22 8 /* PC relative 22 bit shifted */ | |
| 936 #define R_SPARC_HI22 9 /* High 22 bit */ | |
| 937 #define R_SPARC_22 10 /* Direct 22 bit */ | |
| 938 #define R_SPARC_13 11 /* Direct 13 bit */ | |
| 939 #define R_SPARC_LO10 12 /* Truncated 10 bit */ | |
| 940 #define R_SPARC_GOT10 13 /* Truncated 10 bit GOT entry */ | |
| 941 #define R_SPARC_GOT13 14 /* 13 bit GOT entry */ | |
| 942 #define R_SPARC_GOT22 15 /* 22 bit GOT entry shifted */ | |
| 943 #define R_SPARC_PC10 16 /* PC relative 10 bit truncated */ | |
| 944 #define R_SPARC_PC22 17 /* PC relative 22 bit shifted */ | |
| 945 #define R_SPARC_WPLT30 18 /* 30 bit PC relative PLT address */ | |
| 946 #define R_SPARC_COPY 19 /* Copy symbol at runtime */ | |
| 947 #define R_SPARC_GLOB_DAT 20 /* Create GOT entry */ | |
| 948 #define R_SPARC_JMP_SLOT 21 /* Create PLT entry */ | |
| 949 #define R_SPARC_RELATIVE 22 /* Adjust by program base */ | |
| 950 #define R_SPARC_UA32 23 /* Direct 32 bit unaligned */ | |
| 951 | |
| 952 /* Additional Sparc64 relocs. */ | |
| 953 | |
| 954 #define R_SPARC_PLT32 24 /* Direct 32 bit ref to PLT entry */ | |
| 955 #define R_SPARC_HIPLT22 25 /* High 22 bit PLT entry */ | |
| 956 #define R_SPARC_LOPLT10 26 /* Truncated 10 bit PLT entry */ | |
| 957 #define R_SPARC_PCPLT32 27 /* PC rel 32 bit ref to PLT entry */ | |
| 958 #define R_SPARC_PCPLT22 28 /* PC rel high 22 bit PLT entry */ | |
| 959 #define R_SPARC_PCPLT10 29 /* PC rel trunc 10 bit PLT entry */ | |
| 960 #define R_SPARC_10 30 /* Direct 10 bit */ | |
| 961 #define R_SPARC_11 31 /* Direct 11 bit */ | |
| 962 #define R_SPARC_64 32 /* Direct 64 bit */ | |
| 963 #define R_SPARC_OLO10 33 /* ?? */ | |
| 964 #define R_SPARC_HH22 34 /* Top 22 bits of direct 64 bit */ | |
| 965 #define R_SPARC_HM10 35 /* High middle 10 bits of ... */ | |
| 966 #define R_SPARC_LM22 36 /* Low middle 22 bits of ... */ | |
| 967 #define R_SPARC_PC_HH22 37 /* Top 22 bits of pc rel 64 bit */ | |
| 968 #define R_SPARC_PC_HM10 38 /* High middle 10 bit of ... */ | |
| 969 #define R_SPARC_PC_LM22 39 /* Low miggle 22 bits of ... */ | |
| 970 #define R_SPARC_WDISP16 40 /* PC relative 16 bit shifted */ | |
| 971 #define R_SPARC_WDISP19 41 /* PC relative 19 bit shifted */ | |
| 972 #define R_SPARC_7 43 /* Direct 7 bit */ | |
| 973 #define R_SPARC_5 44 /* Direct 5 bit */ | |
| 974 #define R_SPARC_6 45 /* Direct 6 bit */ | |
| 975 #define R_SPARC_DISP64 46 /* PC relative 64 bit */ | |
| 976 #define R_SPARC_PLT64 47 /* Direct 64 bit ref to PLT entry */ | |
| 977 #define R_SPARC_HIX22 48 /* High 22 bit complemented */ | |
| 978 #define R_SPARC_LOX10 49 /* Truncated 11 bit complemented */ | |
| 979 #define R_SPARC_H44 50 /* Direct high 12 of 44 bit */ | |
| 980 #define R_SPARC_M44 51 /* Direct mid 22 of 44 bit */ | |
| 981 #define R_SPARC_L44 52 /* Direct low 10 of 44 bit */ | |
| 982 #define R_SPARC_REGISTER 53 /* Global register usage */ | |
| 983 #define R_SPARC_UA64 54 /* Direct 64 bit unaligned */ | |
| 984 #define R_SPARC_UA16 55 /* Direct 16 bit unaligned */ | |
| 985 /* Keep this the last entry. */ | |
| 986 #define R_SPARC_NUM 56 | |
| 987 | |
| 988 /* For Sparc64, legal values for d_tag of Elf64_Dyn. */ | |
| 989 | |
| 990 #define DT_SPARC_REGISTER 0x70000001 | |
| 991 #define DT_SPARC_NUM 2 | |
| 992 | |
| 993 /* Bits present in AT_HWCAP, primarily for Sparc32. */ | |
| 994 | |
| 995 #define HWCAP_SPARC_FLUSH 1 /* The cpu supports flush insn. */ | |
| 996 #define HWCAP_SPARC_STBAR 2 | |
| 997 #define HWCAP_SPARC_SWAP 4 | |
| 998 #define HWCAP_SPARC_MULDIV 8 | |
| 999 #define HWCAP_SPARC_V9 16 /* The cpu is v9, so v8plus is ok. */ | |
| 1000 | |
| 1001 /* MIPS R3000 specific definitions. */ | |
| 1002 | |
| 1003 /* Legal values for e_flags field of Elf32_Ehdr. */ | |
| 1004 | |
| 1005 #define EF_MIPS_NOREORDER 1 /* A .noreorder directive was used */ | |
| 1006 #define EF_MIPS_PIC 2 /* Contains PIC code */ | |
| 1007 #define EF_MIPS_CPIC 4 /* Uses PIC calling sequence */ | |
| 1008 #define EF_MIPS_XGOT 8 | |
| 1009 #define EF_MIPS_64BIT_WHIRL 16 | |
| 1010 #define EF_MIPS_ABI2 32 | |
| 1011 #define EF_MIPS_ABI_ON32 64 | |
| 1012 #define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level */ | |
| 1013 | |
| 1014 /* Legal values for MIPS architecture level. */ | |
| 1015 | |
| 1016 #define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code. */ | |
| 1017 #define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code. */ | |
| 1018 #define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code. */ | |
| 1019 #define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code. */ | |
| 1020 #define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code. */ | |
| 1021 | |
| 1022 /* The following are non-official names and should not be used. */ | |
| 1023 | |
| 1024 #define E_MIPS_ARCH_1 0x00000000 /* -mips1 code. */ | |
| 1025 #define E_MIPS_ARCH_2 0x10000000 /* -mips2 code. */ | |
| 1026 #define E_MIPS_ARCH_3 0x20000000 /* -mips3 code. */ | |
| 1027 #define E_MIPS_ARCH_4 0x30000000 /* -mips4 code. */ | |
| 1028 #define E_MIPS_ARCH_5 0x40000000 /* -mips5 code. */ | |
| 1029 | |
| 1030 /* Special section indices. */ | |
| 1031 | |
| 1032 #define SHN_MIPS_ACOMMON 0xff00 /* Allocated common symbols */ | |
| 1033 #define SHN_MIPS_TEXT 0xff01 /* Allocated test symbols. */ | |
| 1034 #define SHN_MIPS_DATA 0xff02 /* Allocated data symbols. */ | |
| 1035 #define SHN_MIPS_SCOMMON 0xff03 /* Small common symbols */ | |
| 1036 #define SHN_MIPS_SUNDEFINED 0xff04 /* Small undefined symbols */ | |
| 1037 | |
| 1038 /* Legal values for sh_type field of Elf32_Shdr. */ | |
| 1039 | |
| 1040 #define SHT_MIPS_LIBLIST 0x70000000 /* Shared objects used in link */ | |
| 1041 #define SHT_MIPS_MSYM 0x70000001 | |
| 1042 #define SHT_MIPS_CONFLICT 0x70000002 /* Conflicting symbols */ | |
| 1043 #define SHT_MIPS_GPTAB 0x70000003 /* Global data area sizes */ | |
| 1044 #define SHT_MIPS_UCODE 0x70000004 /* Reserved for SGI/MIPS compilers */ | |
| 1045 #define SHT_MIPS_DEBUG 0x70000005 /* MIPS ECOFF debugging information*/ | |
| 1046 #define SHT_MIPS_REGINFO 0x70000006 /* Register usage information */ | |
| 1047 #define SHT_MIPS_PACKAGE 0x70000007 | |
| 1048 #define SHT_MIPS_PACKSYM 0x70000008 | |
| 1049 #define SHT_MIPS_RELD 0x70000009 | |
| 1050 #define SHT_MIPS_IFACE 0x7000000b | |
| 1051 #define SHT_MIPS_CONTENT 0x7000000c | |
| 1052 #define SHT_MIPS_OPTIONS 0x7000000d /* Miscellaneous options. */ | |
| 1053 #define SHT_MIPS_SHDR 0x70000010 | |
| 1054 #define SHT_MIPS_FDESC 0x70000011 | |
| 1055 #define SHT_MIPS_EXTSYM 0x70000012 | |
| 1056 #define SHT_MIPS_DENSE 0x70000013 | |
| 1057 #define SHT_MIPS_PDESC 0x70000014 | |
| 1058 #define SHT_MIPS_LOCSYM 0x70000015 | |
| 1059 #define SHT_MIPS_AUXSYM 0x70000016 | |
| 1060 #define SHT_MIPS_OPTSYM 0x70000017 | |
| 1061 #define SHT_MIPS_LOCSTR 0x70000018 | |
| 1062 #define SHT_MIPS_LINE 0x70000019 | |
| 1063 #define SHT_MIPS_RFDESC 0x7000001a | |
| 1064 #define SHT_MIPS_DELTASYM 0x7000001b | |
| 1065 #define SHT_MIPS_DELTAINST 0x7000001c | |
| 1066 #define SHT_MIPS_DELTACLASS 0x7000001d | |
| 1067 #define SHT_MIPS_DWARF 0x7000001e /* DWARF debugging information. */ | |
| 1068 #define SHT_MIPS_DELTADECL 0x7000001f | |
| 1069 #define SHT_MIPS_SYMBOL_LIB 0x70000020 | |
| 1070 #define SHT_MIPS_EVENTS 0x70000021 /* Event section. */ | |
| 1071 #define SHT_MIPS_TRANSLATE 0x70000022 | |
| 1072 #define SHT_MIPS_PIXIE 0x70000023 | |
| 1073 #define SHT_MIPS_XLATE 0x70000024 | |
| 1074 #define SHT_MIPS_XLATE_DEBUG 0x70000025 | |
| 1075 #define SHT_MIPS_WHIRL 0x70000026 | |
| 1076 #define SHT_MIPS_EH_REGION 0x70000027 | |
| 1077 #define SHT_MIPS_XLATE_OLD 0x70000028 | |
| 1078 #define SHT_MIPS_PDR_EXCEPTION 0x70000029 | |
| 1079 | |
| 1080 /* Legal values for sh_flags field of Elf32_Shdr. */ | |
| 1081 | |
| 1082 #define SHF_MIPS_GPREL 0x10000000 /* Must be part of global data area */ | |
| 1083 #define SHF_MIPS_MERGE 0x20000000 | |
| 1084 #define SHF_MIPS_ADDR 0x40000000 | |
| 1085 #define SHF_MIPS_STRINGS 0x80000000 | |
| 1086 #define SHF_MIPS_NOSTRIP 0x08000000 | |
| 1087 #define SHF_MIPS_LOCAL 0x04000000 | |
| 1088 #define SHF_MIPS_NAMES 0x02000000 | |
| 1089 #define SHF_MIPS_NODUPE 0x01000000 | |
| 1090 | |
| 1091 | |
| 1092 /* Symbol tables. */ | |
| 1093 | |
| 1094 /* MIPS specific values for `st_other'. */ | |
| 1095 #define STO_MIPS_DEFAULT 0x0 | |
| 1096 #define STO_MIPS_INTERNAL 0x1 | |
| 1097 #define STO_MIPS_HIDDEN 0x2 | |
| 1098 #define STO_MIPS_PROTECTED 0x3 | |
| 1099 #define STO_MIPS_SC_ALIGN_UNUSED 0xff | |
| 1100 | |
| 1101 /* MIPS specific values for `st_info'. */ | |
| 1102 #define STB_MIPS_SPLIT_COMMON 13 | |
| 1103 | |
| 1104 /* Entries found in sections of type SHT_MIPS_GPTAB. */ | |
| 1105 | |
| 1106 typedef union | |
| 1107 { | |
| 1108 struct | |
| 1109 { | |
| 1110 Elf32_Word gt_current_g_value; /* -G value used for compilation */ | |
| 1111 Elf32_Word gt_unused; /* Not used */ | |
| 1112 } gt_header; /* First entry in section */ | |
| 1113 struct | |
| 1114 { | |
| 1115 Elf32_Word gt_g_value; /* If this value were used for -G */ | |
| 1116 Elf32_Word gt_bytes; /* This many bytes would be used */ | |
| 1117 } gt_entry; /* Subsequent entries in section */ | |
| 1118 } Elf32_gptab; | |
| 1119 | |
| 1120 /* Entry found in sections of type SHT_MIPS_REGINFO. */ | |
| 1121 | |
| 1122 typedef struct | |
| 1123 { | |
| 1124 Elf32_Word ri_gprmask; /* General registers used */ | |
| 1125 Elf32_Word ri_cprmask[4]; /* Coprocessor registers used */ | |
| 1126 Elf32_Sword ri_gp_value; /* $gp register value */ | |
| 1127 } Elf32_RegInfo; | |
| 1128 | |
| 1129 /* Entries found in sections of type SHT_MIPS_OPTIONS. */ | |
| 1130 | |
| 1131 typedef struct | |
| 1132 { | |
| 1133 unsigned char kind; /* Determines interpretation of the | |
| 1134 variable part of descriptor. */ | |
| 1135 unsigned char size; /* Size of descriptor, including header. */ | |
| 1136 Elf32_Section section; /* Section header index of section affected, | |
| 1137 0 for global options. */ | |
| 1138 Elf32_Word info; /* Kind-specific information. */ | |
| 1139 } Elf_Options; | |
| 1140 | |
| 1141 /* Values for `kind' field in Elf_Options. */ | |
| 1142 | |
| 1143 #define ODK_NULL 0 /* Undefined. */ | |
| 1144 #define ODK_REGINFO 1 /* Register usage information. */ | |
| 1145 #define ODK_EXCEPTIONS 2 /* Exception processing options. */ | |
| 1146 #define ODK_PAD 3 /* Section padding options. */ | |
| 1147 #define ODK_HWPATCH 4 /* Hardware workarounds performed */ | |
| 1148 #define ODK_FILL 5 /* record the fill value used by the linker. */ | |
| 1149 #define ODK_TAGS 6 /* reserve space for desktop tools to write. */ | |
| 1150 #define ODK_HWAND 7 /* HW workarounds. 'AND' bits when merging. */ | |
| 1151 #define ODK_HWOR 8 /* HW workarounds. 'OR' bits when merging. */ | |
| 1152 | |
| 1153 /* Values for `info' in Elf_Options for ODK_EXCEPTIONS entries. */ | |
| 1154 | |
| 1155 #define OEX_FPU_MIN 0x1f /* FPE's which MUST be enabled. */ | |
| 1156 #define OEX_FPU_MAX 0x1f00 /* FPE's which MAY be enabled. */ | |
| 1157 #define OEX_PAGE0 0x10000 /* page zero must be mapped. */ | |
| 1158 #define OEX_SMM 0x20000 /* Force sequential memory mode? */ | |
| 1159 #define OEX_FPDBUG 0x40000 /* Force floating point debug mode? */ | |
| 1160 #define OEX_PRECISEFP OEX_FPDBUG | |
| 1161 #define OEX_DISMISS 0x80000 /* Dismiss invalid address faults? */ | |
| 1162 | |
| 1163 #define OEX_FPU_INVAL 0x10 | |
| 1164 #define OEX_FPU_DIV0 0x08 | |
| 1165 #define OEX_FPU_OFLO 0x04 | |
| 1166 #define OEX_FPU_UFLO 0x02 | |
| 1167 #define OEX_FPU_INEX 0x01 | |
| 1168 | |
| 1169 /* Masks for `info' in Elf_Options for an ODK_HWPATCH entry. */ | |
| 1170 | |
| 1171 #define OHW_R4KEOP 0x1 /* R4000 end-of-page patch. */ | |
| 1172 #define OHW_R8KPFETCH 0x2 /* may need R8000 prefetch patch. */ | |
| 1173 #define OHW_R5KEOP 0x4 /* R5000 end-of-page patch. */ | |
| 1174 #define OHW_R5KCVTL 0x8 /* R5000 cvt.[ds].l bug. clean=1. */ | |
| 1175 | |
| 1176 #define OPAD_PREFIX 0x1 | |
| 1177 #define OPAD_POSTFIX 0x2 | |
| 1178 #define OPAD_SYMBOL 0x4 | |
| 1179 | |
| 1180 /* Entry found in `.options' section. */ | |
| 1181 | |
| 1182 typedef struct | |
| 1183 { | |
| 1184 Elf32_Word hwp_flags1; /* Extra flags. */ | |
| 1185 Elf32_Word hwp_flags2; /* Extra flags. */ | |
| 1186 } Elf_Options_Hw; | |
| 1187 | |
| 1188 /* Masks for `info' in ElfOptions for ODK_HWAND and ODK_HWOR entries. */ | |
| 1189 | |
| 1190 #define OHWA0_R4KEOP_CHECKED 0x00000001 | |
| 1191 #define OHWA1_R4KEOP_CLEAN 0x00000002 | |
| 1192 | |
| 1193 /* MIPS relocs. */ | |
| 1194 | |
| 1195 #define R_MIPS_NONE 0 /* No reloc */ | |
| 1196 #define R_MIPS_16 1 /* Direct 16 bit */ | |
| 1197 #define R_MIPS_32 2 /* Direct 32 bit */ | |
| 1198 #define R_MIPS_REL32 3 /* PC relative 32 bit */ | |
| 1199 #define R_MIPS_26 4 /* Direct 26 bit shifted */ | |
| 1200 #define R_MIPS_HI16 5 /* High 16 bit */ | |
| 1201 #define R_MIPS_LO16 6 /* Low 16 bit */ | |
| 1202 #define R_MIPS_GPREL16 7 /* GP relative 16 bit */ | |
| 1203 #define R_MIPS_LITERAL 8 /* 16 bit literal entry */ | |
| 1204 #define R_MIPS_GOT16 9 /* 16 bit GOT entry */ | |
| 1205 #define R_MIPS_PC16 10 /* PC relative 16 bit */ | |
| 1206 #define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */ | |
| 1207 #define R_MIPS_GPREL32 12 /* GP relative 32 bit */ | |
| 1208 | |
| 1209 #define R_MIPS_SHIFT5 16 | |
| 1210 #define R_MIPS_SHIFT6 17 | |
| 1211 #define R_MIPS_64 18 | |
| 1212 #define R_MIPS_GOT_DISP 19 | |
| 1213 #define R_MIPS_GOT_PAGE 20 | |
| 1214 #define R_MIPS_GOT_OFST 21 | |
| 1215 #define R_MIPS_GOT_HI16 22 | |
| 1216 #define R_MIPS_GOT_LO16 23 | |
| 1217 #define R_MIPS_SUB 24 | |
| 1218 #define R_MIPS_INSERT_A 25 | |
| 1219 #define R_MIPS_INSERT_B 26 | |
| 1220 #define R_MIPS_DELETE 27 | |
| 1221 #define R_MIPS_HIGHER 28 | |
| 1222 #define R_MIPS_HIGHEST 29 | |
| 1223 #define R_MIPS_CALL_HI16 30 | |
| 1224 #define R_MIPS_CALL_LO16 31 | |
| 1225 #define R_MIPS_SCN_DISP 32 | |
| 1226 #define R_MIPS_REL16 33 | |
| 1227 #define R_MIPS_ADD_IMMEDIATE 34 | |
| 1228 #define R_MIPS_PJUMP 35 | |
| 1229 #define R_MIPS_RELGOT 36 | |
| 1230 #define R_MIPS_JALR 37 | |
| 1231 /* Keep this the last entry. */ | |
| 1232 #define R_MIPS_NUM 38 | |
| 1233 | |
| 1234 /* Legal values for p_type field of Elf32_Phdr. */ | |
| 1235 | |
| 1236 #define PT_MIPS_REGINFO 0x70000000 /* Register usage information */ | |
| 1237 #define PT_MIPS_RTPROC 0x70000001 /* Runtime procedure table. */ | |
| 1238 #define PT_MIPS_OPTIONS 0x70000002 | |
| 1239 | |
| 1240 /* Special program header types. */ | |
| 1241 | |
| 1242 #define PF_MIPS_LOCAL 0x10000000 | |
| 1243 | |
| 1244 /* Legal values for d_tag field of Elf32_Dyn. */ | |
| 1245 | |
| 1246 #define DT_MIPS_RLD_VERSION 0x70000001 /* Runtime linker interface version */ | |
| 1247 #define DT_MIPS_TIME_STAMP 0x70000002 /* Timestamp */ | |
| 1248 #define DT_MIPS_ICHECKSUM 0x70000003 /* Checksum */ | |
| 1249 #define DT_MIPS_IVERSION 0x70000004 /* Version string (string tbl index) */ | |
| 1250 #define DT_MIPS_FLAGS 0x70000005 /* Flags */ | |
| 1251 #define DT_MIPS_BASE_ADDRESS 0x70000006 /* Base address */ | |
| 1252 #define DT_MIPS_MSYM 0x70000007 | |
| 1253 #define DT_MIPS_CONFLICT 0x70000008 /* Address of CONFLICT section */ | |
| 1254 #define DT_MIPS_LIBLIST 0x70000009 /* Address of LIBLIST section */ | |
| 1255 #define DT_MIPS_LOCAL_GOTNO 0x7000000a /* Number of local GOT entries */ | |
| 1256 #define DT_MIPS_CONFLICTNO 0x7000000b /* Number of CONFLICT entries */ | |
| 1257 #define DT_MIPS_LIBLISTNO 0x70000010 /* Number of LIBLIST entries */ | |
| 1258 #define DT_MIPS_SYMTABNO 0x70000011 /* Number of DYNSYM entries */ | |
| 1259 #define DT_MIPS_UNREFEXTNO 0x70000012 /* First external DYNSYM */ | |
| 1260 #define DT_MIPS_GOTSYM 0x70000013 /* First GOT entry in DYNSYM */ | |
| 1261 #define DT_MIPS_HIPAGENO 0x70000014 /* Number of GOT page table entries */ | |
| 1262 #define DT_MIPS_RLD_MAP 0x70000016 /* Address of run time loader map. */ | |
| 1263 #define DT_MIPS_DELTA_CLASS 0x70000017 /* Delta C++ class definition. */ | |
| 1264 #define DT_MIPS_DELTA_CLASS_NO 0x70000018 /* Number of entries in | |
| 1265 DT_MIPS_DELTA_CLASS. */ | |
| 1266 #define DT_MIPS_DELTA_INSTANCE 0x70000019 /* Delta C++ class instances. */ | |
| 1267 #define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a /* Number of entries in | |
| 1268 DT_MIPS_DELTA_INSTANCE. */ | |
| 1269 #define DT_MIPS_DELTA_RELOC 0x7000001b /* Delta relocations. */ | |
| 1270 #define DT_MIPS_DELTA_RELOC_NO 0x7000001c /* Number of entries in | |
| 1271 DT_MIPS_DELTA_RELOC. */ | |
| 1272 #define DT_MIPS_DELTA_SYM 0x7000001d /* Delta symbols that Delta | |
| 1273 relocations refer to. */ | |
| 1274 #define DT_MIPS_DELTA_SYM_NO 0x7000001e /* Number of entries in | |
| 1275 DT_MIPS_DELTA_SYM. */ | |
| 1276 #define DT_MIPS_DELTA_CLASSSYM 0x70000020 /* Delta symbols that hold the | |
| 1277 class declaration. */ | |
| 1278 #define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 /* Number of entries in | |
| 1279 DT_MIPS_DELTA_CLASSSYM. */ | |
| 1280 #define DT_MIPS_CXX_FLAGS 0x70000022 /* Flags indicating for C++ flavor. */ | |
| 1281 #define DT_MIPS_PIXIE_INIT 0x70000023 | |
| 1282 #define DT_MIPS_SYMBOL_LIB 0x70000024 | |
| 1283 #define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025 | |
| 1284 #define DT_MIPS_LOCAL_GOTIDX 0x70000026 | |
| 1285 #define DT_MIPS_HIDDEN_GOTIDX 0x70000027 | |
| 1286 #define DT_MIPS_PROTECTED_GOTIDX 0x70000028 | |
| 1287 #define DT_MIPS_OPTIONS 0x70000029 /* Address of .options. */ | |
| 1288 #define DT_MIPS_INTERFACE 0x7000002a /* Address of .interface. */ | |
| 1289 #define DT_MIPS_DYNSTR_ALIGN 0x7000002b | |
| 1290 #define DT_MIPS_INTERFACE_SIZE 0x7000002c /* Size of the .interface section. */ | |
| 1291 #define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d /* Address of rld_text_rsolve | |
| 1292 function stored in GOT. */ | |
| 1293 #define DT_MIPS_PERF_SUFFIX 0x7000002e /* Default suffix of dso to be added | |
| 1294 by rld on dlopen() calls. */ | |
| 1295 #define DT_MIPS_COMPACT_SIZE 0x7000002f /* (O32)Size of compact rel section. */ | |
| 1296 #define DT_MIPS_GP_VALUE 0x70000030 /* GP value for aux GOTs. */ | |
| 1297 #define DT_MIPS_AUX_DYNAMIC 0x70000031 /* Address of aux .dynamic. */ | |
| 1298 #define DT_MIPS_NUM 0x32 | |
| 1299 | |
| 1300 /* Legal values for DT_MIPS_FLAGS Elf32_Dyn entry. */ | |
| 1301 | |
| 1302 #define RHF_NONE 0 /* No flags */ | |
| 1303 #define RHF_QUICKSTART (1 << 0) /* Use quickstart */ | |
| 1304 #define RHF_NOTPOT (1 << 1) /* Hash size not power of 2 */ | |
| 1305 #define RHF_NO_LIBRARY_REPLACEMENT (1 << 2) /* Ignore LD_LIBRARY_PATH */ | |
| 1306 #define RHF_NO_MOVE (1 << 3) | |
| 1307 #define RHF_SGI_ONLY (1 << 4) | |
| 1308 #define RHF_GUARANTEE_INIT (1 << 5) | |
| 1309 #define RHF_DELTA_C_PLUS_PLUS (1 << 6) | |
| 1310 #define RHF_GUARANTEE_START_INIT (1 << 7) | |
| 1311 #define RHF_PIXIE (1 << 8) | |
| 1312 #define RHF_DEFAULT_DELAY_LOAD (1 << 9) | |
| 1313 #define RHF_REQUICKSTART (1 << 10) | |
| 1314 #define RHF_REQUICKSTARTED (1 << 11) | |
| 1315 #define RHF_CORD (1 << 12) | |
| 1316 #define RHF_NO_UNRES_UNDEF (1 << 13) | |
| 1317 #define RHF_RLD_ORDER_SAFE (1 << 14) | |
| 1318 | |
| 1319 /* Entries found in sections of type SHT_MIPS_LIBLIST. */ | |
| 1320 | |
| 1321 typedef struct | |
| 1322 { | |
| 1323 Elf32_Word l_name; /* Name (string table index) */ | |
| 1324 Elf32_Word l_time_stamp; /* Timestamp */ | |
| 1325 Elf32_Word l_checksum; /* Checksum */ | |
| 1326 Elf32_Word l_version; /* Interface version */ | |
| 1327 Elf32_Word l_flags; /* Flags */ | |
| 1328 } Elf32_Lib; | |
| 1329 | |
| 1330 typedef struct | |
| 1331 { | |
| 1332 Elf64_Word l_name; /* Name (string table index) */ | |
| 1333 Elf64_Word l_time_stamp; /* Timestamp */ | |
| 1334 Elf64_Word l_checksum; /* Checksum */ | |
| 1335 Elf64_Word l_version; /* Interface version */ | |
| 1336 Elf64_Word l_flags; /* Flags */ | |
| 1337 } Elf64_Lib; | |
| 1338 | |
| 1339 | |
| 1340 /* Legal values for l_flags. */ | |
| 1341 | |
| 1342 #define LL_NONE 0 | |
| 1343 #define LL_EXACT_MATCH (1 << 0) /* Require exact match */ | |
| 1344 #define LL_IGNORE_INT_VER (1 << 1) /* Ignore interface version */ | |
| 1345 #define LL_REQUIRE_MINOR (1 << 2) | |
| 1346 #define LL_EXPORTS (1 << 3) | |
| 1347 #define LL_DELAY_LOAD (1 << 4) | |
| 1348 #define LL_DELTA (1 << 5) | |
| 1349 | |
| 1350 /* Entries found in sections of type SHT_MIPS_CONFLICT. */ | |
| 1351 | |
| 1352 typedef Elf32_Addr Elf32_Conflict; | |
| 1353 | |
| 1354 | |
| 1355 /* HPPA specific definitions. */ | |
| 1356 | |
| 1357 /* Legal values for e_flags field of Elf32_Ehdr. */ | |
| 1358 | |
| 1359 #define EF_PARISC_TRAPNL 1 /* Trap nil pointer dereference. */ | |
| 1360 #define EF_PARISC_EXT 2 /* Program uses arch. extensions. */ | |
| 1361 #define EF_PARISC_ARCH 0xffff0000 /* Architecture version. */ | |
| 1362 /* Defined values are: | |
| 1363 0x020b PA-RISC 1.0 big-endian | |
| 1364 0x0210 PA-RISC 1.1 big-endian | |
| 1365 0x028b PA-RISC 1.0 little-endian | |
| 1366 0x0290 PA-RISC 1.1 little-endian | |
| 1367 */ | |
| 1368 | |
| 1369 /* Legal values for sh_type field of Elf32_Shdr. */ | |
| 1370 | |
| 1371 #define SHT_PARISC_GOT 0x70000000 /* GOT for external data. */ | |
| 1372 #define SHT_PARISC_ARCH 0x70000001 /* Architecture extensions. */ | |
| 1373 #define SHT_PARISC_GLOBAL 0x70000002 /* Definition of $global$. */ | |
| 1374 #define SHT_PARISC_MILLI 0x70000003 /* Millicode routines. */ | |
| 1375 #define SHT_PARISC_UNWIND 0x70000004 /* Unwind information. */ | |
| 1376 #define SHT_PARISC_PLT 0x70000005 /* Procedure linkage table. */ | |
| 1377 #define SHT_PARISC_SDATA 0x70000006 /* Short initialized data. */ | |
| 1378 #define SHT_PARISC_SBSS 0x70000007 /* Short uninitialized data. */ | |
| 1379 #define SHT_PARISC_SYMEXTN 0x70000008 /* Argument/relocation info. */ | |
| 1380 #define SHT_PARISC_STUBS 0x70000009 /* Linker stubs. */ | |
| 1381 | |
| 1382 /* Legal values for sh_flags field of Elf32_Shdr. */ | |
| 1383 | |
| 1384 #define SHF_PARISC_GLOBAL 0x10000000 /* Section defines dp. */ | |
| 1385 #define SHF_PARISC_SHORT 0x20000000 /* Section with short addressing. */ | |
| 1386 | |
| 1387 /* Legal values for ST_TYPE subfield of st_info (symbol type). */ | |
| 1388 | |
| 1389 #define STT_PARISC_MILLICODE 13 /* Millicode function entry point. */ | |
| 1390 | |
| 1391 /* HPPA relocs. */ | |
| 1392 | |
| 1393 #define R_PARISC_NONE 0 /* No reloc. */ | |
| 1394 #define R_PARISC_DIR32 1 /* Direct 32-bit reference. */ | |
| 1395 #define R_PARISC_DIR21L 2 /* Left 21 bits of eff. address. */ | |
| 1396 #define R_PARISC_DIR17R 3 /* Right 17 bits of eff. address. */ | |
| 1397 #define R_PARISC_DIR14R 4 /* Right 14 bits of eff. address. */ | |
| 1398 #define R_PARISC_PCREL21L 5 /* PC-relative, left 21 bits. */ | |
| 1399 #define R_PARISC_PCREL14R 6 /* PC-relative, right 14 bits. */ | |
| 1400 #define R_PARISC_PCREL17C 7 /* Conditional PC-relative, ignore | |
| 1401 if displacement > 17bits. */ | |
| 1402 #define R_PARISC_PCREL17F 8 /* Conditional PC-relative, must | |
| 1403 fit in 17bits. */ | |
| 1404 #define R_PARISC_DPREL21L 9 /* DP-relative, left 21 bits. */ | |
| 1405 #define R_PARISC_DPREL14R 10 /* DP-relative, right 14 bits. */ | |
| 1406 #define R_PARISC_DPREL14F 11 /* DP-relative, must bit in 14 bits. */ | |
| 1407 #define R_PARISC_DLTREL21L 12 /* DLT-relative, left 21 bits. */ | |
| 1408 #define R_PARISC_DLTREL14R 13 /* DLT-relative, right 14 bits. */ | |
| 1409 #define R_PARISC_DLTREL14F 14 /* DLT-relative, must fit in 14 bits.*/ | |
| 1410 #define R_PARISC_DLTIND21L 15 /* DLT-relative indirect, left | |
| 1411 21 bits. */ | |
| 1412 #define R_PARISC_DLTIND14R 16 /* DLT-relative indirect, right | |
| 1413 14 bits. */ | |
| 1414 #define R_PARISC_DLTIND14F 17 /* DLT-relative indirect, must fit | |
| 1415 int 14 bits. */ | |
| 1416 #define R_PARISC_PLABEL32 18 /* Direct 32-bit reference to proc. */ | |
| 1417 | |
| 1418 /* Alpha specific definitions. */ | |
| 1419 | |
| 1420 /* Legal values for e_flags field of Elf64_Ehdr. */ | |
| 1421 | |
| 1422 #define EF_ALPHA_32BIT 1 /* All addresses must be < 2GB. */ | |
| 1423 #define EF_ALPHA_CANRELAX 2 /* Relocations for relaxing exist. */ | |
| 1424 | |
| 1425 /* Legal values for sh_type field of Elf64_Shdr. */ | |
| 1426 | |
| 1427 /* These two are primerily concerned with ECOFF debugging info. */ | |
| 1428 #define SHT_ALPHA_DEBUG 0x70000001 | |
| 1429 #define SHT_ALPHA_REGINFO 0x70000002 | |
| 1430 | |
| 1431 /* Legal values for sh_flags field of Elf64_Shdr. */ | |
| 1432 | |
| 1433 #define SHF_ALPHA_GPREL 0x10000000 | |
| 1434 | |
| 1435 /* Legal values for st_other field of Elf64_Sym. */ | |
| 1436 #define STO_ALPHA_NOPV 0x80 /* No PV required. */ | |
| 1437 #define STO_ALPHA_STD_GPLOAD 0x88 /* PV only used for initial ldgp. */ | |
| 1438 | |
| 1439 /* Alpha relocs. */ | |
| 1440 | |
| 1441 #define R_ALPHA_NONE 0 /* No reloc */ | |
| 1442 #define R_ALPHA_REFLONG 1 /* Direct 32 bit */ | |
| 1443 #define R_ALPHA_REFQUAD 2 /* Direct 64 bit */ | |
| 1444 #define R_ALPHA_GPREL32 3 /* GP relative 32 bit */ | |
| 1445 #define R_ALPHA_LITERAL 4 /* GP relative 16 bit w/optimization */ | |
| 1446 #define R_ALPHA_LITUSE 5 /* Optimization hint for LITERAL */ | |
| 1447 #define R_ALPHA_GPDISP 6 /* Add displacement to GP */ | |
| 1448 #define R_ALPHA_BRADDR 7 /* PC+4 relative 23 bit shifted */ | |
| 1449 #define R_ALPHA_HINT 8 /* PC+4 relative 16 bit shifted */ | |
| 1450 #define R_ALPHA_SREL16 9 /* PC relative 16 bit */ | |
| 1451 #define R_ALPHA_SREL32 10 /* PC relative 32 bit */ | |
| 1452 #define R_ALPHA_SREL64 11 /* PC relative 64 bit */ | |
| 1453 #define R_ALPHA_OP_PUSH 12 /* OP stack push */ | |
| 1454 #define R_ALPHA_OP_STORE 13 /* OP stack pop and store */ | |
| 1455 #define R_ALPHA_OP_PSUB 14 /* OP stack subtract */ | |
| 1456 #define R_ALPHA_OP_PRSHIFT 15 /* OP stack right shift */ | |
| 1457 #define R_ALPHA_GPVALUE 16 | |
| 1458 #define R_ALPHA_GPRELHIGH 17 | |
| 1459 #define R_ALPHA_GPRELLOW 18 | |
| 1460 #define R_ALPHA_IMMED_GP_16 19 | |
| 1461 #define R_ALPHA_IMMED_GP_HI32 20 | |
| 1462 #define R_ALPHA_IMMED_SCN_HI32 21 | |
| 1463 #define R_ALPHA_IMMED_BR_HI32 22 | |
| 1464 #define R_ALPHA_IMMED_LO32 23 | |
| 1465 #define R_ALPHA_COPY 24 /* Copy symbol at runtime */ | |
| 1466 #define R_ALPHA_GLOB_DAT 25 /* Create GOT entry */ | |
| 1467 #define R_ALPHA_JMP_SLOT 26 /* Create PLT entry */ | |
| 1468 #define R_ALPHA_RELATIVE 27 /* Adjust by program base */ | |
| 1469 /* Keep this the last entry. */ | |
| 1470 #define R_ALPHA_NUM 28 | |
| 1471 | |
| 1472 | |
| 1473 /* PowerPC specific declarations */ | |
| 1474 | |
| 1475 /* PowerPC relocations defined by the ABIs */ | |
| 1476 #define R_PPC_NONE 0 | |
| 1477 #define R_PPC_ADDR32 1 /* 32bit absolute address */ | |
| 1478 #define R_PPC_ADDR24 2 /* 26bit address, 2 bits ignored. */ | |
| 1479 #define R_PPC_ADDR16 3 /* 16bit absolute address */ | |
| 1480 #define R_PPC_ADDR16_LO 4 /* lower 16bit of absolute address */ | |
| 1481 #define R_PPC_ADDR16_HI 5 /* high 16bit of absolute address */ | |
| 1482 #define R_PPC_ADDR16_HA 6 /* adjusted high 16bit */ | |
| 1483 #define R_PPC_ADDR14 7 /* 16bit address, 2 bits ignored */ | |
| 1484 #define R_PPC_ADDR14_BRTAKEN 8 | |
| 1485 #define R_PPC_ADDR14_BRNTAKEN 9 | |
| 1486 #define R_PPC_REL24 10 /* PC relative 26 bit */ | |
| 1487 #define R_PPC_REL14 11 /* PC relative 16 bit */ | |
| 1488 #define R_PPC_REL14_BRTAKEN 12 | |
| 1489 #define R_PPC_REL14_BRNTAKEN 13 | |
| 1490 #define R_PPC_GOT16 14 | |
| 1491 #define R_PPC_GOT16_LO 15 | |
| 1492 #define R_PPC_GOT16_HI 16 | |
| 1493 #define R_PPC_GOT16_HA 17 | |
| 1494 #define R_PPC_PLTREL24 18 | |
| 1495 #define R_PPC_COPY 19 | |
| 1496 #define R_PPC_GLOB_DAT 20 | |
| 1497 #define R_PPC_JMP_SLOT 21 | |
| 1498 #define R_PPC_RELATIVE 22 | |
| 1499 #define R_PPC_LOCAL24PC 23 | |
| 1500 #define R_PPC_UADDR32 24 | |
| 1501 #define R_PPC_UADDR16 25 | |
| 1502 #define R_PPC_REL32 26 | |
| 1503 #define R_PPC_PLT32 27 | |
| 1504 #define R_PPC_PLTREL32 28 | |
| 1505 #define R_PPC_PLT16_LO 29 | |
| 1506 #define R_PPC_PLT16_HI 30 | |
| 1507 #define R_PPC_PLT16_HA 31 | |
| 1508 #define R_PPC_SDAREL16 32 | |
| 1509 #define R_PPC_SECTOFF 33 | |
| 1510 #define R_PPC_SECTOFF_LO 34 | |
| 1511 #define R_PPC_SECTOFF_HI 35 | |
| 1512 #define R_PPC_SECTOFF_HA 36 | |
| 1513 /* Keep this the last entry. */ | |
| 1514 #define R_PPC_NUM 37 | |
| 1515 | |
| 1516 /* The remaining relocs are from the Embedded ELF ABI, and are not | |
| 1517 in the SVR4 ELF ABI. */ | |
| 1518 #define R_PPC_EMB_NADDR32 101 | |
| 1519 #define R_PPC_EMB_NADDR16 102 | |
| 1520 #define R_PPC_EMB_NADDR16_LO 103 | |
| 1521 #define R_PPC_EMB_NADDR16_HI 104 | |
| 1522 #define R_PPC_EMB_NADDR16_HA 105 | |
| 1523 #define R_PPC_EMB_SDAI16 106 | |
| 1524 #define R_PPC_EMB_SDA2I16 107 | |
| 1525 #define R_PPC_EMB_SDA2REL 108 | |
| 1526 #define R_PPC_EMB_SDA21 109 /* 16 bit offset in SDA */ | |
| 1527 #define R_PPC_EMB_MRKREF 110 | |
| 1528 #define R_PPC_EMB_RELSEC16 111 | |
| 1529 #define R_PPC_EMB_RELST_LO 112 | |
| 1530 #define R_PPC_EMB_RELST_HI 113 | |
| 1531 #define R_PPC_EMB_RELST_HA 114 | |
| 1532 #define R_PPC_EMB_BIT_FLD 115 | |
| 1533 #define R_PPC_EMB_RELSDA 116 /* 16 bit relative offset in SDA */ | |
| 1534 | |
| 1535 /* Diab tool relocations. */ | |
| 1536 #define R_PPC_DIAB_SDA21_LO 180 /* like EMB_SDA21, but lower 16 bit */ | |
| 1537 #define R_PPC_DIAB_SDA21_HI 181 /* like EMB_SDA21, but high 16 bit */ | |
| 1538 #define R_PPC_DIAB_SDA21_HA 182 /* like EMB_SDA21, adjusted high 16 */ | |
| 1539 #define R_PPC_DIAB_RELSDA_LO 183 /* like EMB_RELSDA, but lower 16 bit */ | |
| 1540 #define R_PPC_DIAB_RELSDA_HI 184 /* like EMB_RELSDA, but high 16 bit */ | |
| 1541 #define R_PPC_DIAB_RELSDA_HA 185 /* like EMB_RELSDA, adjusted high 16 */ | |
| 1542 | |
| 1543 /* This is a phony reloc to handle any old fashioned TOC16 references | |
| 1544 that may still be in object files. */ | |
| 1545 #define R_PPC_TOC16 255 | |
| 1546 | |
| 1547 | |
| 1548 /* ARM specific declarations */ | |
| 1549 | |
| 1550 /* Processor specific flags for the ELF header e_flags field. */ | |
| 1551 #define EF_ARM_RELEXEC 0x01 | |
| 1552 #define EF_ARM_HASENTRY 0x02 | |
| 1553 #define EF_ARM_INTERWORK 0x04 | |
| 1554 #define EF_ARM_APCS_26 0x08 | |
| 1555 #define EF_ARM_APCS_FLOAT 0x10 | |
| 1556 #define EF_ARM_PIC 0x20 | |
| 1557 #define EF_ALIGN8 0x40 /* 8-bit structure alignment is in use */ | |
| 1558 #define EF_NEW_ABI 0x80 | |
| 1559 #define EF_OLD_ABI 0x100 | |
| 1560 | |
| 1561 /* Additional symbol types for Thumb */ | |
| 1562 #define STT_ARM_TFUNC 0xd | |
| 1563 | |
| 1564 /* ARM-specific values for sh_flags */ | |
| 1565 #define SHF_ARM_ENTRYSECT 0x10000000 /* Section contains an entry point */ | |
| 1566 #define SHF_ARM_COMDEF 0x80000000 /* Section may be multiply defined | |
| 1567 in the input to a link step */ | |
| 1568 | |
| 1569 /* ARM-specific program header flags */ | |
| 1570 #define PF_ARM_SB 0x10000000 /* Segment contains the location | |
| 1571 addressed by the static base */ | |
| 1572 | |
| 1573 /* ARM relocs. */ | |
| 1574 #define R_ARM_NONE 0 /* No reloc */ | |
| 1575 #define R_ARM_PC24 1 /* PC relative 26 bit branch */ | |
| 1576 #define R_ARM_ABS32 2 /* Direct 32 bit */ | |
| 1577 #define R_ARM_REL32 3 /* PC relative 32 bit */ | |
| 1578 #define R_ARM_PC13 4 | |
| 1579 #define R_ARM_ABS16 5 /* Direct 16 bit */ | |
| 1580 #define R_ARM_ABS12 6 /* Direct 12 bit */ | |
| 1581 #define R_ARM_THM_ABS5 7 | |
| 1582 #define R_ARM_ABS8 8 /* Direct 8 bit */ | |
| 1583 #define R_ARM_SBREL32 9 | |
| 1584 #define R_ARM_THM_PC22 10 | |
| 1585 #define R_ARM_THM_PC8 11 | |
| 1586 #define R_ARM_AMP_VCALL9 12 | |
| 1587 #define R_ARM_SWI24 13 | |
| 1588 #define R_ARM_THM_SWI8 14 | |
| 1589 #define R_ARM_XPC25 15 | |
| 1590 #define R_ARM_THM_XPC22 16 | |
| 1591 #define R_ARM_COPY 20 /* Copy symbol at runtime */ | |
| 1592 #define R_ARM_GLOB_DAT 21 /* Create GOT entry */ | |
| 1593 #define R_ARM_JUMP_SLOT 22 /* Create PLT entry */ | |
| 1594 #define R_ARM_RELATIVE 23 /* Adjust by program base */ | |
|
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1595 #define R_ARM_GOTOFF32 24 /* 32 bit offset to GOT */ |
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1596 #define R_ARM_BASE_PREL 25 /* 32 bit PC relative offset to GOT */ |
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1597 #define R_ARM_GOT_BREL 26 /* 32 bit GOT entry */ |
| 213 | 1598 #define R_ARM_PLT32 27 /* 32 bit PLT address */ |
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1599 #define R_ARM_CALL 28 |
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1600 #define R_ARM_JUMP24 29 |
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1601 #define R_ARM_PREL31 42 |
| 213 | 1602 #define R_ARM_GNU_VTENTRY 100 |
| 1603 #define R_ARM_GNU_VTINHERIT 101 | |
| 1604 #define R_ARM_THM_PC11 102 /* thumb unconditional branch */ | |
| 1605 #define R_ARM_THM_PC9 103 /* thumb conditional branch */ | |
| 1606 #define R_ARM_RXPC25 249 | |
| 1607 #define R_ARM_RSBREL32 250 | |
| 1608 #define R_ARM_THM_RPC22 251 | |
| 1609 #define R_ARM_RREL32 252 | |
| 1610 #define R_ARM_RABS22 253 | |
| 1611 #define R_ARM_RPC24 254 | |
| 1612 #define R_ARM_RBASE 255 | |
| 1613 /* Keep this the last entry. */ | |
| 1614 #define R_ARM_NUM 256 | |
| 1615 | |
| 305 | 1616 /* TMS320C67xx specific declarations */ |
| 1617 /* XXX: no ELF standard yet */ | |
| 1618 | |
| 1619 /* TMS320C67xx relocs. */ | |
| 1620 #define R_C60_32 1 | |
| 1621 #define R_C60_GOT32 3 /* 32 bit GOT entry */ | |
| 1622 #define R_C60_PLT32 4 /* 32 bit PLT address */ | |
| 1623 #define R_C60_COPY 5 /* Copy symbol at runtime */ | |
| 1624 #define R_C60_GLOB_DAT 6 /* Create GOT entry */ | |
| 1625 #define R_C60_JMP_SLOT 7 /* Create PLT entry */ | |
| 1626 #define R_C60_RELATIVE 8 /* Adjust by program base */ | |
| 1627 #define R_C60_GOTOFF 9 /* 32 bit offset to GOT */ | |
| 1628 #define R_C60_GOTPC 10 /* 32 bit PC relative offset to GOT */ | |
| 1629 | |
| 1630 #define R_C60HI16 0x55 // high 16 bit MVKH embedded | |
| 1631 #define R_C60LO16 0x54 // low 16 bit MVKL embedded | |
| 1632 | |
| 213 | 1633 #endif /* elf.h */ |