projects / thirdparty / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 252b5132 | 1 | /* ELF support for BFD. |
| 4f1d9bd8 | 2 | Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, |
| b4db1224 | 3 | 2001, 2002 |
| 2aa9e1d7 | 4 | Free Software Foundation, Inc. |
| 252b5132 RH |
5 | |
| 6 | Written by Fred Fish @ Cygnus Support, from information published | |
| 7 | in "UNIX System V Release 4, Programmers Guide: ANSI C and | |
| 8 | Programming Support Tools". | |
| 9 | ||
| 10 | This file is part of BFD, the Binary File Descriptor library. | |
| 11 | ||
| 12 | This program is free software; you can redistribute it and/or modify | |
| 13 | it under the terms of the GNU General Public License as published by | |
| 14 | the Free Software Foundation; either version 2 of the License, or | |
| 15 | (at your option) any later version. | |
| 16 | ||
| 17 | This program is distributed in the hope that it will be useful, | |
| 18 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 19 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 20 | GNU General Public License for more details. | |
| 21 | ||
| 22 | You should have received a copy of the GNU General Public License | |
| 23 | along with this program; if not, write to the Free Software | |
| 24 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
| 25 | ||
| 26 | ||
| 27 | /* This file is part of ELF support for BFD, and contains the portions | |
| 28 | that are common to both the internal and external representations. | |
| 29 | For example, ELFMAG0 is the byte 0x7F in both the internal (in-memory) | |
| 30 | and external (in-file) representations. */ | |
| 31 | ||
| 32 | #ifndef _ELF_COMMON_H | |
| 33 | #define _ELF_COMMON_H | |
| 34 | ||
| 35 | /* Fields in e_ident[] */ | |
| 36 | ||
| 37 | #define EI_MAG0 0 /* File identification byte 0 index */ | |
| 38 | #define ELFMAG0 0x7F /* Magic number byte 0 */ | |
| 39 | ||
| 40 | #define EI_MAG1 1 /* File identification byte 1 index */ | |
| 41 | #define ELFMAG1 'E' /* Magic number byte 1 */ | |
| 42 | ||
| 43 | #define EI_MAG2 2 /* File identification byte 2 index */ | |
| 44 | #define ELFMAG2 'L' /* Magic number byte 2 */ | |
| 45 | ||
| 46 | #define EI_MAG3 3 /* File identification byte 3 index */ | |
| 47 | #define ELFMAG3 'F' /* Magic number byte 3 */ | |
| 48 | ||
| 49 | #define EI_CLASS 4 /* File class */ | |
| 50 | #define ELFCLASSNONE 0 /* Invalid class */ | |
| 51 | #define ELFCLASS32 1 /* 32-bit objects */ | |
| 52 | #define ELFCLASS64 2 /* 64-bit objects */ | |
| 53 | ||
| 54 | #define EI_DATA 5 /* Data encoding */ | |
| 55 | #define ELFDATANONE 0 /* Invalid data encoding */ | |
| 56 | #define ELFDATA2LSB 1 /* 2's complement, little endian */ | |
| 57 | #define ELFDATA2MSB 2 /* 2's complement, big endian */ | |
| 58 | ||
| 59 | #define EI_VERSION 6 /* File version */ | |
| 60 | ||
| 61 | #define EI_OSABI 7 /* Operating System/ABI indication */ | |
| 2203434a | 62 | #define ELFOSABI_NONE 0 /* UNIX System V ABI */ |
| 252b5132 | 63 | #define ELFOSABI_HPUX 1 /* HP-UX operating system */ |
| 16c088d0 | 64 | #define ELFOSABI_NETBSD 2 /* NetBSD */ |
| 2aa9e1d7 | 65 | #define ELFOSABI_LINUX 3 /* GNU/Linux */ |
| 16c088d0 L |
66 | #define ELFOSABI_HURD 4 /* GNU/Hurd */ |
| 67 | #define ELFOSABI_SOLARIS 6 /* Solaris */ | |
| 1da80a82 | 68 | #define ELFOSABI_AIX 7 /* AIX */ |
| 16c088d0 L |
69 | #define ELFOSABI_IRIX 8 /* IRIX */ |
| 70 | #define ELFOSABI_FREEBSD 9 /* FreeBSD */ | |
| 0044240b | 71 | #define ELFOSABI_TRU64 10 /* TRU64 UNIX */ |
| 2203434a L |
72 | #define ELFOSABI_MODESTO 11 /* Novell Modesto */ |
| 73 | #define ELFOSABI_OPENBSD 12 /* OpenBSD */ | |
| 252b5132 | 74 | #define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ |
| 3ba3ce66 | 75 | #define ELFOSABI_ARM 97 /* ARM */ |
| 252b5132 RH |
76 | |
| 77 | #define EI_ABIVERSION 8 /* ABI version */ | |
| 78 | ||
| 79 | #define EI_PAD 9 /* Start of padding bytes */ | |
| 80 | ||
| 81 | ||
| 3ba3ce66 | 82 | /* Values for e_type, which identifies the object file type. */ |
| 252b5132 RH |
83 | |
| 84 | #define ET_NONE 0 /* No file type */ | |
| 85 | #define ET_REL 1 /* Relocatable file */ | |
| 86 | #define ET_EXEC 2 /* Executable file */ | |
| 87 | #define ET_DYN 3 /* Shared object file */ | |
| 88 | #define ET_CORE 4 /* Core file */ | |
| 89 | #define ET_LOOS 0xFE00 /* Operating system-specific */ | |
| 90 | #define ET_HIOS 0xFEFF /* Operating system-specific */ | |
| 91 | #define ET_LOPROC 0xFF00 /* Processor-specific */ | |
| 92 | #define ET_HIPROC 0xFFFF /* Processor-specific */ | |
| 93 | ||
| 723b0f0d | 94 | /* Values for e_machine, which identifies the architecture. These numbers |
| df3513d4 | 95 | are officially assigned by registry@caldera.com. See below for a list of |
| 723b0f0d | 96 | ad-hoc numbers used during initial development. */ |
| 252b5132 RH |
97 | |
| 98 | #define EM_NONE 0 /* No machine */ | |
| 99 | #define EM_M32 1 /* AT&T WE 32100 */ | |
| 100 | #define EM_SPARC 2 /* SUN SPARC */ | |
| 101 | #define EM_386 3 /* Intel 80386 */ | |
| 102 | #define EM_68K 4 /* Motorola m68k family */ | |
| 103 | #define EM_88K 5 /* Motorola m88k family */ | |
| 3ba3ce66 | 104 | #define EM_486 6 /* Intel 80486 *//* Reserved for future use */ |
| 252b5132 RH |
105 | #define EM_860 7 /* Intel 80860 */ |
| 106 | #define EM_MIPS 8 /* MIPS R3000 (officially, big-endian only) */ | |
| 07521389 | 107 | #define EM_S370 9 /* IBM System/370 */ |
| 0fc731e4 | 108 | #define EM_MIPS_RS3_LE 10 /* MIPS R3000 little-endian (Oct 4 1999 Draft)*/ /* Depreciated */ |
| 252b5132 RH |
109 | |
| 110 | #define EM_PARISC 15 /* HPPA */ | |
| 0fc731e4 | 111 | |
| 252b5132 RH |
112 | #define EM_VPP550 17 /* Fujitsu VPP500 */ |
| 113 | #define EM_SPARC32PLUS 18 /* Sun's "v8plus" */ | |
| 114 | #define EM_960 19 /* Intel 80960 */ | |
| 115 | #define EM_PPC 20 /* PowerPC */ | |
| 348a3483 | 116 | #define EM_PPC64 21 /* 64-bit PowerPC */ |
| a85d7ed0 | 117 | #define EM_S390 22 /* IBM S/390 */ |
| 252b5132 RH |
118 | |
| 119 | #define EM_V800 36 /* NEC V800 series */ | |
| 120 | #define EM_FR20 37 /* Fujitsu FR20 */ | |
| 121 | #define EM_RH32 38 /* TRW RH32 */ | |
| 3442f309 | 122 | #define EM_MCORE 39 /* Motorola M*Core */ /* May also be taken by Fujitsu MMA */ |
| 0fc731e4 | 123 | #define EM_RCE 39 /* Old name for MCore */ |
| 252b5132 RH |
124 | #define EM_ARM 40 /* ARM */ |
| 125 | #define EM_OLD_ALPHA 41 /* Digital Alpha */ | |
| 126 | #define EM_SH 42 /* Hitachi SH */ | |
| 127 | #define EM_SPARCV9 43 /* SPARC v9 64-bit */ | |
| 128 | #define EM_TRICORE 44 /* Siemens Tricore embedded processor */ | |
| 0d2bcfaf | 129 | #define EM_ARC 45 /* ARC Cores */ |
| 252b5132 RH |
130 | #define EM_H8_300 46 /* Hitachi H8/300 */ |
| 131 | #define EM_H8_300H 47 /* Hitachi H8/300H */ | |
| 132 | #define EM_H8S 48 /* Hitachi H8S */ | |
| 133 | #define EM_H8_500 49 /* Hitachi H8/500 */ | |
| 07521389 | 134 | #define EM_IA_64 50 /* Intel IA-64 Processor */ |
| 252b5132 RH |
135 | #define EM_MIPS_X 51 /* Stanford MIPS-X */ |
| 136 | #define EM_COLDFIRE 52 /* Motorola Coldfire */ | |
| 137 | #define EM_68HC12 53 /* Motorola M68HC12 */ | |
| 0fc731e4 NC |
138 | #define EM_MMA 54 /* Fujitsu Multimedia Accelerator */ |
| 139 | #define EM_PCP 55 /* Siemens PCP */ | |
| 140 | #define EM_NCPU 56 /* Sony nCPU embedded RISC processor */ | |
| 141 | #define EM_NDR1 57 /* Denso NDR1 microprocesspr */ | |
| 142 | #define EM_STARCORE 58 /* Motorola Star*Core processor */ | |
| 143 | #define EM_ME16 59 /* Toyota ME16 processor */ | |
| 144 | #define EM_ST100 60 /* STMicroelectronics ST100 processor */ | |
| 145 | #define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ embedded processor */ | |
| abf1d184 | 146 | #define EM_X86_64 62 /* Advanced Micro Devices X86-64 processor */ |
| 0fc731e4 | 147 | |
| df3513d4 AM |
148 | #define EM_PDP10 64 /* Digital Equipment Corp. PDP-10 */ |
| 149 | #define EM_PDP11 65 /* Digital Equipment Corp. PDP-11 */ | |
| 0fc731e4 NC |
150 | #define EM_FX66 66 /* Siemens FX66 microcontroller */ |
| 151 | #define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 bit microcontroller */ | |
| 152 | #define EM_ST7 68 /* STMicroelectronics ST7 8-bit microcontroller */ | |
| 153 | #define EM_68HC16 69 /* Motorola MC68HC16 Microcontroller */ | |
| 154 | #define EM_68HC11 70 /* Motorola MC68HC11 Microcontroller */ | |
| 155 | #define EM_68HC08 71 /* Motorola MC68HC08 Microcontroller */ | |
| 156 | #define EM_68HC05 72 /* Motorola MC68HC05 Microcontroller */ | |
| 157 | #define EM_SVX 73 /* Silicon Graphics SVx */ | |
| 3ba3ce66 | 158 | #define EM_ST19 74 /* STMicroelectronics ST19 8-bit cpu */ |
| 0fc731e4 | 159 | #define EM_VAX 75 /* Digital VAX */ |
| 723b0f0d | 160 | #define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */ |
| 3ba3ce66 NC |
161 | #define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded cpu */ |
| 162 | #define EM_FIREPATH 78 /* Element 14 64-bit DSP processor */ | |
| 163 | #define EM_ZSP 79 /* LSI Logic's 16-bit DSP processor */ | |
| 723b0f0d | 164 | #define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */ |
| 3ba3ce66 NC |
165 | #define EM_HUANY 81 /* Harvard's machine-independent format */ |
| 166 | #define EM_PRISM 82 /* SiTera Prism */ | |
| c265b1cc AO |
167 | #define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */ |
| 168 | #define EM_FR30 84 /* Fujitsu FR30 */ | |
| 169 | #define EM_D10V 85 /* Mitsubishi D10V */ | |
| 170 | #define EM_D30V 86 /* Mitsubishi D30V */ | |
| 171 | #define EM_V850 87 /* NEC v850 */ | |
| 172 | #define EM_M32R 88 /* Mitsubishi M32R */ | |
| 173 | #define EM_MN10300 89 /* Matsushita MN10300 */ | |
| 174 | #define EM_MN10200 90 /* Matsushita MN10200 */ | |
| 175 | #define EM_PJ 91 /* picoJava */ | |
| 176 | #define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor */ | |
| 177 | #define EM_ARC_A5 93 /* ARC Cores Tangent-A5 */ | |
| 178 | #define EM_XTENSA 94 /* Tensilica Xtensa Architecture */ | |
| cf88bb9f | 179 | #define EM_IP2K 101 /* Ubicom IP2022 micro controller */ |
| 252b5132 RH |
180 | |
| 181 | /* If it is necessary to assign new unofficial EM_* values, please pick large | |
| 182 | random numbers (0x8523, 0xa7f2, etc.) to minimize the chances of collision | |
| 183 | with official or non-GNU unofficial values. | |
| 184 | ||
| 185 | NOTE: Do not just increment the most recent number by one. | |
| 186 | Somebody else somewhere will do exactly the same thing, and you | |
| 723b0f0d HPN |
187 | will have a collision. Instead, pick a random number. |
| 188 | ||
| 189 | Normally, each entity or maintainer responsible for a machine with an | |
| df3513d4 | 190 | unofficial e_machine number should eventually ask registry@caldera.com for |
| 723b0f0d HPN |
191 | an officially blessed number to be added to the list above. */ |
| 192 | ||
| c265b1cc | 193 | #define EM_PJ_OLD 99 /* picoJava */ |
| 252b5132 RH |
194 | |
| 195 | /* Cygnus PowerPC ELF backend. Written in the absence of an ABI. */ | |
| 196 | #define EM_CYGNUS_POWERPC 0x9025 | |
| 197 | ||
| 198 | /* Old version of Sparc v9, from before the ABI; this should be | |
| 199 | removed shortly. */ | |
| 200 | #define EM_OLD_SPARCV9 11 | |
| 201 | ||
| 202 | /* Old version of PowerPC, this should be removed shortly. */ | |
| 203 | #define EM_PPC_OLD 17 | |
| 204 | ||
| 3b16e843 NC |
205 | /* (Depreciated) Temporary number for the OpenRISC processor. */ |
| 206 | #define EM_OR32 0x8472 | |
| 207 | ||
| 252b5132 RH |
208 | /* Cygnus M32R ELF backend. Written in the absence of an ABI. */ |
| 209 | #define EM_CYGNUS_M32R 0x9041 | |
| 210 | ||
| 211 | /* Alpha backend magic number. Written in the absence of an ABI. */ | |
| 212 | #define EM_ALPHA 0x9026 | |
| 213 | ||
| a85d7ed0 NC |
214 | /* old S/390 backend magic number. Written in the absence of an ABI. */ |
| 215 | #define EM_S390_OLD 0xa390 | |
| 216 | ||
| 252b5132 RH |
217 | /* D10V backend magic number. Written in the absence of an ABI. */ |
| 218 | #define EM_CYGNUS_D10V 0x7650 | |
| 219 | ||
| 220 | /* D30V backend magic number. Written in the absence of an ABI. */ | |
| 221 | #define EM_CYGNUS_D30V 0x7676 | |
| 222 | ||
| 223 | /* V850 backend magic number. Written in the absense of an ABI. */ | |
| 224 | #define EM_CYGNUS_V850 0x9080 | |
| 225 | ||
| 226 | /* mn10200 and mn10300 backend magic numbers. | |
| 227 | Written in the absense of an ABI. */ | |
| 228 | #define EM_CYGNUS_MN10200 0xdead | |
| 229 | #define EM_CYGNUS_MN10300 0xbeef | |
| 230 | ||
| 231 | /* FR30 magic number - no EABI available. */ | |
| 232 | #define EM_CYGNUS_FR30 0x3330 | |
| 233 | ||
| adde6300 AM |
234 | /* AVR magic number |
| 235 | Written in the absense of an ABI. */ | |
| c265b1cc | 236 | #define EM_AVR_OLD 0x1057 |
| adde6300 | 237 | |
| b3baf5d0 NC |
238 | /* OpenRISC magic number |
| 239 | Written in the absense of an ABI. */ | |
| fc247ace | 240 | #define EM_OPENRISC_OLD 0x3426 |
| b3baf5d0 | 241 | |
| d172d4ba NC |
242 | /* DLX magic number |
| 243 | Written in the absense of an ABI. */ | |
| 244 | #define EM_DLX 0x5aa5 | |
| 245 | ||
| 93fbbb04 GK |
246 | #define EM_XSTORMY16 0xad45 |
| 247 | ||
| 2b2c6760 DB |
248 | /* FRV magic number - no EABI available??. */ |
| 249 | #define EM_CYGNUS_FRV 0x5441 | |
| 252b5132 RH |
250 | /* See the above comment before you add a new EM_* value here. */ |
| 251 | ||
| 3ba3ce66 | 252 | /* Values for e_version. */ |
| 252b5132 RH |
253 | |
| 254 | #define EV_NONE 0 /* Invalid ELF version */ | |
| 255 | #define EV_CURRENT 1 /* Current version */ | |
| 256 | ||
| 3ba3ce66 | 257 | /* Values for program header, p_type field. */ |
| 252b5132 RH |
258 | |
| 259 | #define PT_NULL 0 /* Program header table entry unused */ | |
| 260 | #define PT_LOAD 1 /* Loadable program segment */ | |
| 261 | #define PT_DYNAMIC 2 /* Dynamic linking information */ | |
| 262 | #define PT_INTERP 3 /* Program interpreter */ | |
| 263 | #define PT_NOTE 4 /* Auxiliary information */ | |
| 264 | #define PT_SHLIB 5 /* Reserved, unspecified semantics */ | |
| 265 | #define PT_PHDR 6 /* Entry for header table itself */ | |
| 13ae64f3 | 266 | #define PT_TLS 7 /* Thread local storage segment */ |
| 252b5132 RH |
267 | #define PT_LOOS 0x60000000 /* OS-specific */ |
| 268 | #define PT_HIOS 0x6fffffff /* OS-specific */ | |
| 269 | #define PT_LOPROC 0x70000000 /* Processor-specific */ | |
| 270 | #define PT_HIPROC 0x7FFFFFFF /* Processor-specific */ | |
| 271 | ||
| 65765700 JJ |
272 | #define PT_GNU_EH_FRAME (PT_LOOS + 0x474e550) |
| 273 | ||
| 3ba3ce66 | 274 | /* Program segment permissions, in program header p_flags field. */ |
| 252b5132 RH |
275 | |
| 276 | #define PF_X (1 << 0) /* Segment is executable */ | |
| 277 | #define PF_W (1 << 1) /* Segment is writable */ | |
| 278 | #define PF_R (1 << 2) /* Segment is readable */ | |
| 0fc731e4 NC |
279 | /* #define PF_MASKOS 0x0F000000 *//* OS-specific reserved bits */ |
| 280 | #define PF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */ | |
| 252b5132 RH |
281 | #define PF_MASKPROC 0xF0000000 /* Processor-specific reserved bits */ |
| 282 | ||
| 3ba3ce66 | 283 | /* Values for section header, sh_type field. */ |
| 252b5132 RH |
284 | |
| 285 | #define SHT_NULL 0 /* Section header table entry unused */ | |
| 286 | #define SHT_PROGBITS 1 /* Program specific (private) data */ | |
| 287 | #define SHT_SYMTAB 2 /* Link editing symbol table */ | |
| 288 | #define SHT_STRTAB 3 /* A string table */ | |
| 289 | #define SHT_RELA 4 /* Relocation entries with addends */ | |
| 290 | #define SHT_HASH 5 /* A symbol hash table */ | |
| 291 | #define SHT_DYNAMIC 6 /* Information for dynamic linking */ | |
| 292 | #define SHT_NOTE 7 /* Information that marks file */ | |
| 293 | #define SHT_NOBITS 8 /* Section occupies no space in file */ | |
| 294 | #define SHT_REL 9 /* Relocation entries, no addends */ | |
| 295 | #define SHT_SHLIB 10 /* Reserved, unspecified semantics */ | |
| 296 | #define SHT_DYNSYM 11 /* Dynamic linking symbol table */ | |
| 297 | ||
| 3ba3ce66 NC |
298 | #define SHT_INIT_ARRAY 14 /* Array of ptrs to init functions */ |
| 299 | #define SHT_FINI_ARRAY 15 /* Array of ptrs to finish functions */ | |
| 300 | #define SHT_PREINIT_ARRAY 16 /* Array of ptrs to pre-init funcs */ | |
| 301 | #define SHT_GROUP 17 /* Section contains a section group */ | |
| 302 | #define SHT_SYMTAB_SHNDX 18 /* Indicies for SHN_XINDEX entries */ | |
| 0fc731e4 | 303 | |
| 3ba3ce66 NC |
304 | #define SHT_LOOS 0x60000000 /* First of OS specific semantics */ |
| 305 | #define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */ | |
| 252b5132 | 306 | |
| 047b2264 JJ |
307 | #define SHT_GNU_LIBLIST 0x6ffffff7 /* List of prelink dependencies */ |
| 308 | ||
| 252b5132 RH |
309 | /* The next three section types are defined by Solaris, and are named |
| 310 | SHT_SUNW*. We use them in GNU code, so we also define SHT_GNU* | |
| 311 | versions. */ | |
| 312 | #define SHT_SUNW_verdef 0x6ffffffd /* Versions defined by file */ | |
| 313 | #define SHT_SUNW_verneed 0x6ffffffe /* Versions needed by file */ | |
| 314 | #define SHT_SUNW_versym 0x6fffffff /* Symbol versions */ | |
| 315 | ||
| 316 | #define SHT_GNU_verdef SHT_SUNW_verdef | |
| 317 | #define SHT_GNU_verneed SHT_SUNW_verneed | |
| 318 | #define SHT_GNU_versym SHT_SUNW_versym | |
| 319 | ||
| 320 | #define SHT_LOPROC 0x70000000 /* Processor-specific semantics, lo */ | |
| 321 | #define SHT_HIPROC 0x7FFFFFFF /* Processor-specific semantics, hi */ | |
| 322 | #define SHT_LOUSER 0x80000000 /* Application-specific semantics */ | |
| 0fc731e4 NC |
323 | /* #define SHT_HIUSER 0x8FFFFFFF *//* Application-specific semantics */ |
| 324 | #define SHT_HIUSER 0xFFFFFFFF /* New value, defined in Oct 4, 1999 Draft */ | |
| 252b5132 | 325 | |
| 3ba3ce66 | 326 | /* Values for section header, sh_flags field. */ |
| 252b5132 RH |
327 | |
| 328 | #define SHF_WRITE (1 << 0) /* Writable data during execution */ | |
| 329 | #define SHF_ALLOC (1 << 1) /* Occupies memory during execution */ | |
| 330 | #define SHF_EXECINSTR (1 << 2) /* Executable machine instructions */ | |
| 0fc731e4 NC |
331 | #define SHF_MERGE (1 << 4) /* Data in this section can be merged */ |
| 332 | #define SHF_STRINGS (1 << 5) /* Contains null terminated character strings */ | |
| 333 | #define SHF_INFO_LINK (1 << 6) /* sh_info holds section header table index */ | |
| 334 | #define SHF_LINK_ORDER (1 << 7) /* Preserve section ordering when linking */ | |
| 3ba3ce66 NC |
335 | #define SHF_OS_NONCONFORMING (1 << 8) /* OS specific processing required */ |
| 336 | #define SHF_GROUP (1 << 9) /* Member of a section group */ | |
| 13ae64f3 | 337 | #define SHF_TLS (1 << 10) /* Thread local storage section */ |
| 0fc731e4 NC |
338 | |
| 339 | /* #define SHF_MASKOS 0x0F000000 *//* OS-specific semantics */ | |
| 340 | #define SHF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */ | |
| 252b5132 RH |
341 | #define SHF_MASKPROC 0xF0000000 /* Processor-specific semantics */ |
| 342 | ||
| 3ba3ce66 | 343 | /* Values of note segment descriptor types for core files. */ |
| 252b5132 RH |
344 | |
| 345 | #define NT_PRSTATUS 1 /* Contains copy of prstatus struct */ | |
| 346 | #define NT_FPREGSET 2 /* Contains copy of fpregset struct */ | |
| 347 | #define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */ | |
| 7e3c779a | 348 | #define NT_TASKSTRUCT 4 /* Contains copy of task struct */ |
| 0fc731e4 NC |
349 | #define NT_PRXFPREG 0x46e62b7f /* Contains a user_xfpregs_struct; */ |
| 350 | /* note name must be "LINUX". */ | |
| 252b5132 | 351 | |
| 3ba3ce66 | 352 | /* Note segments for core files on dir-style procfs systems. */ |
| 252b5132 RH |
353 | |
| 354 | #define NT_PSTATUS 10 /* Has a struct pstatus */ | |
| 355 | #define NT_FPREGS 12 /* Has a struct fpregset */ | |
| 356 | #define NT_PSINFO 13 /* Has a struct psinfo */ | |
| 357 | #define NT_LWPSTATUS 16 /* Has a struct lwpstatus_t */ | |
| 358 | #define NT_LWPSINFO 17 /* Has a struct lwpsinfo_t */ | |
| 879b0f76 | 359 | #define NT_WIN32PSTATUS 18 /* Has a struct win32_pstatus */ |
| 252b5132 | 360 | |
| b4db1224 JT |
361 | |
| 362 | /* Note segments for core files on NetBSD systems. Note name | |
| 363 | must start with "NetBSD-CORE". */ | |
| 364 | ||
| 365 | #define NT_NETBSDCORE_PROCINFO 1 /* Has a struct procinfo */ | |
| 366 | #define NT_NETBSDCORE_FIRSTMACH 32 /* start of machdep note types */ | |
| 367 | ||
| 368 | ||
| 252b5132 | 369 | /* Values of note segment descriptor types for object files. */ |
| 252b5132 RH |
370 | |
| 371 | #define NT_VERSION 1 /* Contains a version string. */ | |
| 0d3afcfc | 372 | #define NT_ARCH 2 /* Contains an architecture string. */ |
| 252b5132 | 373 | |
| e3029acb JT |
374 | /* Values for GNU .note.ABI-tag notes. Note name is "GNU". */ |
| 375 | ||
| 376 | #define NT_GNU_ABI_TAG 1 | |
| 377 | #define GNU_ABI_TAG_LINUX 0 | |
| 378 | #define GNU_ABI_TAG_HURD 1 | |
| 379 | #define GNU_ABI_TAG_SOLARIS 2 | |
| 380 | ||
| 381 | /* Values for NetBSD .note.netbsd.ident notes. Note name is "NetBSD". */ | |
| 382 | ||
| 383 | #define NT_NETBSD_IDENT 1 | |
| 384 | ||
| 385 | /* Values for FreeBSD .note.ABI-tag notes. Note name is "FreeBSD". */ | |
| 386 | ||
| 387 | #define NT_FREEBSD_ABI_TAG 1 | |
| 388 | ||
| 252b5132 RH |
389 | /* These three macros disassemble and assemble a symbol table st_info field, |
| 390 | which contains the symbol binding and symbol type. The STB_ and STT_ | |
| 3ba3ce66 | 391 | defines identify the binding and type. */ |
| 252b5132 RH |
392 | |
| 393 | #define ELF_ST_BIND(val) (((unsigned int)(val)) >> 4) | |
| 394 | #define ELF_ST_TYPE(val) ((val) & 0xF) | |
| 395 | #define ELF_ST_INFO(bind,type) (((bind) << 4) + ((type) & 0xF)) | |
| 396 | ||
| 0fc731e4 NC |
397 | /* The 64bit and 32bit versions of these macros are identical, but |
| 398 | the ELF spec defines them, so here they are. */ | |
| 399 | #define ELF32_ST_BIND ELF_ST_BIND | |
| 400 | #define ELF32_ST_TYPE ELF_ST_TYPE | |
| 401 | #define ELF32_ST_INFO ELF_ST_INFO | |
| 402 | #define ELF64_ST_BIND ELF_ST_BIND | |
| 403 | #define ELF64_ST_TYPE ELF_ST_TYPE | |
| 404 | #define ELF64_ST_INFO ELF_ST_INFO | |
| 405 | ||
| 72509dcd | 406 | /* This macro disassembles and assembles a symbol's visibility into |
| 0fc731e4 NC |
407 | the st_other field. The STV_ defines specificy the actual visibility. */ |
| 408 | ||
| 409 | #define ELF_ST_VISIBILITY(v) ((v) & 0x3) | |
| ca47b30c NC |
410 | /* The remaining bits in the st_other field are not currently used. |
| 411 | They should be set to zero. */ | |
| 0fc731e4 NC |
412 | |
| 413 | #define ELF32_ST_VISIBILITY ELF_ST_VISIBILITY | |
| 0fc731e4 | 414 | #define ELF64_ST_VISIBILITY ELF_ST_VISIBILITY |
| 0fc731e4 NC |
415 | |
| 416 | ||
| 3ba3ce66 | 417 | #define STN_UNDEF 0 /* Undefined symbol index */ |
| 252b5132 RH |
418 | |
| 419 | #define STB_LOCAL 0 /* Symbol not visible outside obj */ | |
| 420 | #define STB_GLOBAL 1 /* Symbol visible outside obj */ | |
| 421 | #define STB_WEAK 2 /* Like globals, lower precedence */ | |
| 422 | #define STB_LOOS 10 /* OS-specific semantics */ | |
| 423 | #define STB_HIOS 12 /* OS-specific semantics */ | |
| 424 | #define STB_LOPROC 13 /* Application-specific semantics */ | |
| 425 | #define STB_HIPROC 15 /* Application-specific semantics */ | |
| 426 | ||
| 427 | #define STT_NOTYPE 0 /* Symbol type is unspecified */ | |
| 428 | #define STT_OBJECT 1 /* Symbol is a data object */ | |
| 429 | #define STT_FUNC 2 /* Symbol is a code object */ | |
| 430 | #define STT_SECTION 3 /* Symbol associated with a section */ | |
| 431 | #define STT_FILE 4 /* Symbol gives a file name */ | |
| 0fc731e4 | 432 | #define STT_COMMON 5 /* An uninitialised common block */ |
| 13ae64f3 | 433 | #define STT_TLS 6 /* Thread local data object */ |
| 252b5132 RH |
434 | #define STT_LOOS 10 /* OS-specific semantics */ |
| 435 | #define STT_HIOS 12 /* OS-specific semantics */ | |
| 436 | #define STT_LOPROC 13 /* Application-specific semantics */ | |
| 437 | #define STT_HIPROC 15 /* Application-specific semantics */ | |
| 438 | ||
| 439 | /* Special section indices, which may show up in st_shndx fields, among | |
| 3ba3ce66 | 440 | other places. */ |
| 252b5132 RH |
441 | |
| 442 | #define SHN_UNDEF 0 /* Undefined section reference */ | |
| 443 | #define SHN_LORESERVE 0xFF00 /* Begin range of reserved indices */ | |
| 444 | #define SHN_LOPROC 0xFF00 /* Begin range of appl-specific */ | |
| 445 | #define SHN_HIPROC 0xFF1F /* End range of appl-specific */ | |
| 446 | #define SHN_LOOS 0xFF20 /* OS specific semantics, lo */ | |
| 447 | #define SHN_HIOS 0xFF3F /* OS specific semantics, hi */ | |
| 3ba3ce66 NC |
448 | #define SHN_ABS 0xFFF1 /* Associated symbol is absolute */ |
| 449 | #define SHN_COMMON 0xFFF2 /* Associated symbol is in common */ | |
| 2d4d1975 | 450 | #define SHN_XINDEX 0xFFFF /* Section index is held elsewhere */ |
| 3ba3ce66 | 451 | #define SHN_HIRESERVE 0xFFFF /* End range of reserved indices */ |
| 9ad5cbcf | 452 | #define SHN_BAD ((unsigned) -1) /* Used internally by bfd */ |
| 252b5132 | 453 | |
| 0fc731e4 NC |
454 | /* The following constants control how a symbol may be accessed once it has |
| 455 | become part of an executable or shared library. */ | |
| 456 | ||
| 457 | #define STV_DEFAULT 0 /* Visibility is specified by binding type */ | |
| 458 | #define STV_INTERNAL 1 /* OS specific version of STV_HIDDEN */ | |
| 459 | #define STV_HIDDEN 2 /* Can only be seen inside currect component */ | |
| 460 | #define STV_PROTECTED 3 /* Treat as STB_LOCAL inside current component */ | |
| 0fc731e4 | 461 | |
| 3ba3ce66 | 462 | /* Relocation info handling macros. */ |
| 252b5132 RH |
463 | |
| 464 | #define ELF32_R_SYM(i) ((i) >> 8) | |
| 465 | #define ELF32_R_TYPE(i) ((i) & 0xff) | |
| 466 | #define ELF32_R_INFO(s,t) (((s) << 8) + ((t) & 0xff)) | |
| 467 | ||
| 468 | #define ELF64_R_SYM(i) ((i) >> 32) | |
| 469 | #define ELF64_R_TYPE(i) ((i) & 0xffffffff) | |
| 470 | #define ELF64_R_INFO(s,t) (((bfd_vma) (s) << 32) + (bfd_vma) (t)) | |
| 471 | ||
| 3ba3ce66 | 472 | /* Dynamic section tags. */ |
| 252b5132 RH |
473 | |
| 474 | #define DT_NULL 0 | |
| 475 | #define DT_NEEDED 1 | |
| 476 | #define DT_PLTRELSZ 2 | |
| 477 | #define DT_PLTGOT 3 | |
| 478 | #define DT_HASH 4 | |
| 479 | #define DT_STRTAB 5 | |
| 480 | #define DT_SYMTAB 6 | |
| 481 | #define DT_RELA 7 | |
| 482 | #define DT_RELASZ 8 | |
| 483 | #define DT_RELAENT 9 | |
| 484 | #define DT_STRSZ 10 | |
| 485 | #define DT_SYMENT 11 | |
| 486 | #define DT_INIT 12 | |
| 487 | #define DT_FINI 13 | |
| 488 | #define DT_SONAME 14 | |
| 489 | #define DT_RPATH 15 | |
| 490 | #define DT_SYMBOLIC 16 | |
| 491 | #define DT_REL 17 | |
| 492 | #define DT_RELSZ 18 | |
| 493 | #define DT_RELENT 19 | |
| 494 | #define DT_PLTREL 20 | |
| 495 | #define DT_DEBUG 21 | |
| 496 | #define DT_TEXTREL 22 | |
| 497 | #define DT_JMPREL 23 | |
| 498 | #define DT_BIND_NOW 24 | |
| 499 | #define DT_INIT_ARRAY 25 | |
| 500 | #define DT_FINI_ARRAY 26 | |
| 501 | #define DT_INIT_ARRAYSZ 27 | |
| 502 | #define DT_FINI_ARRAYSZ 28 | |
| 0fc731e4 NC |
503 | #define DT_RUNPATH 29 |
| 504 | #define DT_FLAGS 30 | |
| 2d0e6f43 NC |
505 | |
| 506 | #define DT_ENCODING 32 | |
| 507 | #define DT_PREINIT_ARRAY 32 | |
| 0fc731e4 | 508 | #define DT_PREINIT_ARRAYSZ 33 |
| 252b5132 | 509 | |
| 2d0e6f43 NC |
510 | /* Note, the Oct 4, 1999 draft of the ELF ABI changed the values |
| 511 | for DT_LOOS and DT_HIOS. Some implementations however, use | |
| 512 | values outside of the new range (see below). */ | |
| 513 | #define OLD_DT_LOOS 0x60000000 | |
| 514 | #define DT_LOOS 0x6000000d | |
| 515 | #define DT_HIOS 0x6fff0000 | |
| 516 | #define OLD_DT_HIOS 0x6fffffff | |
| 517 | ||
| 0fc731e4 NC |
518 | #define DT_LOPROC 0x70000000 |
| 519 | #define DT_HIPROC 0x7fffffff | |
| 252b5132 RH |
520 | |
| 521 | /* The next four dynamic tags are used on Solaris. We support them | |
| 2d0e6f43 NC |
522 | everywhere. Note these values lie outside of the (new) range for |
| 523 | OS specific values. This is a deliberate special case and we | |
| 524 | maintain it for backwards compatability. */ | |
| 252b5132 | 525 | #define DT_VALRNGLO 0x6ffffd00 |
| 047b2264 JJ |
526 | #define DT_GNU_PRELINKED 0x6ffffdf5 |
| 527 | #define DT_GNU_CONFLICTSZ 0x6ffffdf6 | |
| 528 | #define DT_GNU_LIBLISTSZ 0x6ffffdf7 | |
| df70244c | 529 | #define DT_CHECKSUM 0x6ffffdf8 |
| 252b5132 RH |
530 | #define DT_PLTPADSZ 0x6ffffdf9 |
| 531 | #define DT_MOVEENT 0x6ffffdfa | |
| 532 | #define DT_MOVESZ 0x6ffffdfb | |
| 5b102b37 | 533 | #define DT_FEATURE 0x6ffffdfc |
| 252b5132 RH |
534 | #define DT_POSFLAG_1 0x6ffffdfd |
| 535 | #define DT_SYMINSZ 0x6ffffdfe | |
| 536 | #define DT_SYMINENT 0x6ffffdff | |
| 537 | #define DT_VALRNGHI 0x6ffffdff | |
| 538 | ||
| 539 | #define DT_ADDRRNGLO 0x6ffffe00 | |
| 047b2264 JJ |
540 | #define DT_GNU_CONFLICT 0x6ffffef8 |
| 541 | #define DT_GNU_LIBLIST 0x6ffffef9 | |
| 5b102b37 L |
542 | #define DT_CONFIG 0x6ffffefa |
| 543 | #define DT_DEPAUDIT 0x6ffffefb | |
| 544 | #define DT_AUDIT 0x6ffffefc | |
| 545 | #define DT_PLTPAD 0x6ffffefd | |
| 546 | #define DT_MOVETAB 0x6ffffefe | |
| 252b5132 RH |
547 | #define DT_SYMINFO 0x6ffffeff |
| 548 | #define DT_ADDRRNGHI 0x6ffffeff | |
| 549 | ||
| 550 | #define DT_RELACOUNT 0x6ffffff9 | |
| 551 | #define DT_RELCOUNT 0x6ffffffa | |
| 552 | #define DT_FLAGS_1 0x6ffffffb | |
| 553 | #define DT_VERDEF 0x6ffffffc | |
| 554 | #define DT_VERDEFNUM 0x6ffffffd | |
| 555 | #define DT_VERNEED 0x6ffffffe | |
| 556 | #define DT_VERNEEDNUM 0x6fffffff | |
| 557 | ||
| 558 | /* This tag is a GNU extension to the Solaris version scheme. */ | |
| 559 | #define DT_VERSYM 0x6ffffff0 | |
| 560 | ||
| 561 | #define DT_LOPROC 0x70000000 | |
| 562 | #define DT_HIPROC 0x7fffffff | |
| 563 | ||
| 564 | /* These section tags are used on Solaris. We support them | |
| 565 | everywhere, and hope they do not conflict. */ | |
| 566 | ||
| 567 | #define DT_AUXILIARY 0x7ffffffd | |
| 568 | #define DT_USED 0x7ffffffe | |
| 569 | #define DT_FILTER 0x7fffffff | |
| 570 | ||
| 5b102b37 L |
571 | |
| 572 | /* Values used in DT_FEATURE .dynamic entry. */ | |
| 252b5132 | 573 | #define DTF_1_PARINIT 0x00000001 |
| df70244c | 574 | /* From |
| 5b102b37 L |
575 | |
| 576 | http://docs.sun.com:80/ab2/coll.45.13/LLM/@Ab2PageView/21165?Ab2Lang=C&Ab2Enc=iso-8859-1 | |
| 577 | ||
| df70244c | 578 | DTF_1_CONFEXP is the same as DTF_1_PARINIT. It is a typo. The value |
| 3ba3ce66 | 579 | defined here is the same as the one in <sys/link.h> on Solaris 8. */ |
| 5b102b37 | 580 | #define DTF_1_CONFEXP 0x00000002 |
| 252b5132 RH |
581 | |
| 582 | /* Flag values used in the DT_POSFLAG_1 .dynamic entry. */ | |
| 583 | #define DF_P1_LAZYLOAD 0x00000001 | |
| 584 | #define DF_P1_GROUPPERM 0x00000002 | |
| 585 | ||
| b2c5d9a3 | 586 | /* Flag value in in the DT_FLAGS_1 .dynamic entry. */ |
| 252b5132 RH |
587 | #define DF_1_NOW 0x00000001 |
| 588 | #define DF_1_GLOBAL 0x00000002 | |
| 589 | #define DF_1_GROUP 0x00000004 | |
| 590 | #define DF_1_NODELETE 0x00000008 | |
| 591 | #define DF_1_LOADFLTR 0x00000010 | |
| 592 | #define DF_1_INITFIRST 0x00000020 | |
| 593 | #define DF_1_NOOPEN 0x00000040 | |
| 594 | #define DF_1_ORIGIN 0x00000080 | |
| 595 | #define DF_1_DIRECT 0x00000100 | |
| 596 | #define DF_1_TRANS 0x00000200 | |
| 597 | #define DF_1_INTERPOSE 0x00000400 | |
| 58ed230f | 598 | #define DF_1_NODEFLIB 0x00000800 |
| 5b102b37 L |
599 | #define DF_1_NODUMP 0x00001000 |
| 600 | #define DF_1_CONLFAT 0x00002000 | |
| 252b5132 | 601 | |
| 0fc731e4 NC |
602 | /* Flag values for the DT_FLAGS entry. */ |
| 603 | #define DF_ORIGIN (1 << 0) | |
| 604 | #define DF_SYMBOLIC (1 << 1) | |
| 605 | #define DF_TEXTREL (1 << 2) | |
| 606 | #define DF_BIND_NOW (1 << 3) | |
| 13ae64f3 | 607 | #define DF_STATIC_TLS (1 << 4) |
| 0fc731e4 | 608 | |
| 252b5132 RH |
609 | /* These constants are used for the version number of a Elf32_Verdef |
| 610 | structure. */ | |
| 611 | ||
| 612 | #define VER_DEF_NONE 0 | |
| 613 | #define VER_DEF_CURRENT 1 | |
| 614 | ||
| 615 | /* These constants appear in the vd_flags field of a Elf32_Verdef | |
| 616 | structure. */ | |
| 617 | ||
| 618 | #define VER_FLG_BASE 0x1 | |
| 619 | #define VER_FLG_WEAK 0x2 | |
| 620 | ||
| 621 | /* These special constants can be found in an Elf32_Versym field. */ | |
| 622 | ||
| 623 | #define VER_NDX_LOCAL 0 | |
| 624 | #define VER_NDX_GLOBAL 1 | |
| 625 | ||
| 626 | /* These constants are used for the version number of a Elf32_Verneed | |
| 627 | structure. */ | |
| 628 | ||
| 629 | #define VER_NEED_NONE 0 | |
| 630 | #define VER_NEED_CURRENT 1 | |
| 631 | ||
| 632 | /* This flag appears in a Versym structure. It means that the symbol | |
| 633 | is hidden, and is only visible with an explicit version number. | |
| 634 | This is a GNU extension. */ | |
| 635 | ||
| 636 | #define VERSYM_HIDDEN 0x8000 | |
| 637 | ||
| 638 | /* This is the mask for the rest of the Versym information. */ | |
| 639 | ||
| 640 | #define VERSYM_VERSION 0x7fff | |
| 641 | ||
| 642 | /* This is a special token which appears as part of a symbol name. It | |
| 643 | indictes that the rest of the name is actually the name of a | |
| 644 | version node, and is not part of the actual name. This is a GNU | |
| 645 | extension. For example, the symbol name `stat@ver2' is taken to | |
| 646 | mean the symbol `stat' in version `ver2'. */ | |
| 647 | ||
| 648 | #define ELF_VER_CHR '@' | |
| 649 | ||
| 650 | /* Possible values for si_boundto. */ | |
| 3ba3ce66 | 651 | |
| 252b5132 RH |
652 | #define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */ |
| 653 | #define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */ | |
| 654 | #define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */ | |
| 655 | ||
| 656 | /* Possible bitmasks for si_flags. */ | |
| 3ba3ce66 | 657 | |
| 252b5132 RH |
658 | #define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */ |
| 659 | #define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */ | |
| 660 | #define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */ | |
| 3ba3ce66 NC |
661 | #define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy loaded */ |
| 662 | ||
| 252b5132 | 663 | /* Syminfo version values. */ |
| 3ba3ce66 | 664 | |
| 252b5132 RH |
665 | #define SYMINFO_NONE 0 |
| 666 | #define SYMINFO_CURRENT 1 | |
| 667 | #define SYMINFO_NUM 2 | |
| 668 | ||
| 3ba3ce66 NC |
669 | /* Section Group Flags. */ |
| 670 | ||
| 671 | #define GRP_COMDAT 0x1 /* A COMDAT group */ | |
| 672 | ||
| 252b5132 | 673 | #endif /* _ELF_COMMON_H */ |