1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2017, 2018 Dell EMC 5 * Copyright (c) 2000, 2001, 2008, 2011, David E. O'Brien 6 * Copyright (c) 1998 John D. Polstra. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 #ifndef _SYS_ELF_COMMON_H_ 34 #define _SYS_ELF_COMMON_H_ 1 35 36 /* 37 * ELF definitions that are independent of architecture or word size. 38 */ 39 40 /* 41 * Note header. The ".note" section contains an array of notes. Each 42 * begins with this header, aligned to a word boundary. Immediately 43 * following the note header is n_namesz bytes of name, padded to the 44 * next word boundary. Then comes n_descsz bytes of descriptor, again 45 * padded to a word boundary. The values of n_namesz and n_descsz do 46 * not include the padding. 47 */ 48 49 #ifndef LOCORE 50 typedef struct { 51 u_int32_t n_namesz; /* Length of name. */ 52 u_int32_t n_descsz; /* Length of descriptor. */ 53 u_int32_t n_type; /* Type of this note. */ 54 } Elf_Note; 55 typedef Elf_Note Elf_Nhdr; 56 #endif 57 58 /* 59 * Option kinds. 60 */ 61 #define ODK_NULL 0 /* undefined */ 62 #define ODK_REGINFO 1 /* register usage info */ 63 #define ODK_EXCEPTIONS 2 /* exception processing info */ 64 #define ODK_PAD 3 /* section padding */ 65 #define ODK_HWPATCH 4 /* hardware patch applied */ 66 #define ODK_FILL 5 /* fill value used by the linker */ 67 #define ODK_TAGS 6 /* reserved space for tools */ 68 #define ODK_HWAND 7 /* hardware AND patch applied */ 69 #define ODK_HWOR 8 /* hardware OR patch applied */ 70 #define ODK_GP_GROUP 9 /* GP group for text/data sections */ 71 #define ODK_IDENT 10 /* ID information */ 72 #define ODK_PAGESIZE 11 /* page size information */ 73 74 /* 75 * ODK_EXCEPTIONS info field masks. 76 */ 77 #define OEX_FPU_MIN 0x0000001f /* min FPU exception required */ 78 #define OEX_FPU_MAX 0x00001f00 /* max FPU exception allowed */ 79 #define OEX_PAGE0 0x00010000 /* page zero must be mapped */ 80 #define OEX_SMM 0x00020000 /* run in sequential memory mode */ 81 #define OEX_PRECISEFP 0x00040000 /* run in precise FP exception mode */ 82 #define OEX_DISMISS 0x00080000 /* dismiss invalid address traps */ 83 84 /* 85 * ODK_PAD info field masks. 86 */ 87 #define OPAD_PREFIX 0x0001 88 #define OPAD_POSTFIX 0x0002 89 #define OPAD_SYMBOL 0x0004 90 91 /* 92 * ODK_HWPATCH info field masks. 93 */ 94 #define OHW_R4KEOP 0x00000001 /* patch for R4000 branch at end-of-page bug */ 95 #define OHW_R8KPFETCH 0x00000002 /* R8000 prefetch bug may occur */ 96 #define OHW_R5KEOP 0x00000004 /* patch for R5000 branch at end-of-page bug */ 97 #define OHW_R5KCVTL 0x00000008 /* R5000 cvt.[ds].l bug: clean == 1 */ 98 #define OHW_R10KLDL 0x00000010UL /* need patch for R10000 misaligned load */ 99 100 /* 101 * ODK_HWAND/ODK_HWOR info field and hwp_flags[12] masks. 102 */ 103 #define OHWA0_R4KEOP_CHECKED 0x00000001 /* object checked for R4000 end-of-page bug */ 104 #define OHWA0_R4KEOP_CLEAN 0x00000002 /* object verified clean for R4000 end-of-page bug */ 105 #define OHWO0_FIXADE 0x00000001 /* object requires call to fixade */ 106 107 /* 108 * ODK_IDENT/ODK_GP_GROUP info field masks. 109 */ 110 #define OGP_GROUP 0x0000ffff /* GP group number */ 111 #define OGP_SELF 0x00010000 /* GP group is self-contained */ 112 113 /* 114 * The header for GNU-style hash sections. 115 */ 116 117 #ifndef LOCORE 118 typedef struct { 119 u_int32_t gh_nbuckets; /* Number of hash buckets. */ 120 u_int32_t gh_symndx; /* First visible symbol in .dynsym. */ 121 u_int32_t gh_maskwords; /* #maskwords used in bloom filter. */ 122 u_int32_t gh_shift2; /* Bloom filter shift count. */ 123 } Elf_GNU_Hash_Header; 124 #endif 125 126 /* Indexes into the e_ident array. Keep synced with 127 http://www.sco.com/developers/gabi/latest/ch4.eheader.html */ 128 #define EI_MAG0 0 /* Magic number, byte 0. */ 129 #define EI_MAG1 1 /* Magic number, byte 1. */ 130 #define EI_MAG2 2 /* Magic number, byte 2. */ 131 #define EI_MAG3 3 /* Magic number, byte 3. */ 132 #define EI_CLASS 4 /* Class of machine. */ 133 #define EI_DATA 5 /* Data format. */ 134 #define EI_VERSION 6 /* ELF format version. */ 135 #define EI_OSABI 7 /* Operating system / ABI identification */ 136 #define EI_ABIVERSION 8 /* ABI version */ 137 #define OLD_EI_BRAND 8 /* Start of architecture identification. */ 138 #define EI_PAD 9 /* Start of padding (per SVR4 ABI). */ 139 #define EI_NIDENT 16 /* Size of e_ident array. */ 140 141 /* Values for the magic number bytes. */ 142 #define ELFMAG0 0x7f 143 #define ELFMAG1 'E' 144 #define ELFMAG2 'L' 145 #define ELFMAG3 'F' 146 #define ELFMAG "\177ELF" /* magic string */ 147 #define SELFMAG 4 /* magic string size */ 148 149 /* Values for e_ident[EI_VERSION] and e_version. */ 150 #define EV_NONE 0 151 #define EV_CURRENT 1 152 153 /* Values for e_ident[EI_CLASS]. */ 154 #define ELFCLASSNONE 0 /* Unknown class. */ 155 #define ELFCLASS32 1 /* 32-bit architecture. */ 156 #define ELFCLASS64 2 /* 64-bit architecture. */ 157 158 /* Values for e_ident[EI_DATA]. */ 159 #define ELFDATANONE 0 /* Unknown data format. */ 160 #define ELFDATA2LSB 1 /* 2's complement little-endian. */ 161 #define ELFDATA2MSB 2 /* 2's complement big-endian. */ 162 163 /* Values for e_ident[EI_OSABI]. */ 164 #define ELFOSABI_NONE 0 /* UNIX System V ABI */ 165 #define ELFOSABI_HPUX 1 /* HP-UX operating system */ 166 #define ELFOSABI_NETBSD 2 /* NetBSD */ 167 #define ELFOSABI_LINUX 3 /* GNU/Linux */ 168 #define ELFOSABI_HURD 4 /* GNU/Hurd */ 169 #define ELFOSABI_86OPEN 5 /* 86Open common IA32 ABI */ 170 #define ELFOSABI_SOLARIS 6 /* Solaris */ 171 #define ELFOSABI_AIX 7 /* AIX */ 172 #define ELFOSABI_IRIX 8 /* IRIX */ 173 #define ELFOSABI_FREEBSD 9 /* FreeBSD */ 174 #define ELFOSABI_TRU64 10 /* TRU64 UNIX */ 175 #define ELFOSABI_MODESTO 11 /* Novell Modesto */ 176 #define ELFOSABI_OPENBSD 12 /* OpenBSD */ 177 #define ELFOSABI_OPENVMS 13 /* Open VMS */ 178 #define ELFOSABI_NSK 14 /* HP Non-Stop Kernel */ 179 #define ELFOSABI_AROS 15 /* Amiga Research OS */ 180 #define ELFOSABI_FENIXOS 16 /* FenixOS */ 181 #define ELFOSABI_CLOUDABI 17 /* Nuxi CloudABI */ 182 #define ELFOSABI_OPENVOS 18 /* Stratus Technologies OpenVOS */ 183 #define ELFOSABI_ARM_AEABI 64 /* ARM EABI */ 184 #define ELFOSABI_ARM 97 /* ARM */ 185 #define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ 186 187 #define ELFOSABI_SYSV ELFOSABI_NONE /* symbol used in old spec */ 188 #define ELFOSABI_MONTEREY ELFOSABI_AIX /* Monterey */ 189 #define ELFOSABI_GNU ELFOSABI_LINUX 190 191 /* e_ident */ 192 #define IS_ELF(ehdr) ((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \ 193 (ehdr).e_ident[EI_MAG1] == ELFMAG1 && \ 194 (ehdr).e_ident[EI_MAG2] == ELFMAG2 && \ 195 (ehdr).e_ident[EI_MAG3] == ELFMAG3) 196 197 /* Values for e_type. */ 198 #define ET_NONE 0 /* Unknown type. */ 199 #define ET_REL 1 /* Relocatable. */ 200 #define ET_EXEC 2 /* Executable. */ 201 #define ET_DYN 3 /* Shared object. */ 202 #define ET_CORE 4 /* Core file. */ 203 #define ET_LOOS 0xfe00 /* First operating system specific. */ 204 #define ET_HIOS 0xfeff /* Last operating system-specific. */ 205 #define ET_LOPROC 0xff00 /* First processor-specific. */ 206 #define ET_HIPROC 0xffff /* Last processor-specific. */ 207 208 /* Values for e_machine. */ 209 #define EM_NONE 0 /* Unknown machine. */ 210 #define EM_M32 1 /* AT&T WE32100. */ 211 #define EM_SPARC 2 /* Sun SPARC. */ 212 #define EM_386 3 /* Intel i386. */ 213 #define EM_68K 4 /* Motorola 68000. */ 214 #define EM_88K 5 /* Motorola 88000. */ 215 #define EM_IAMCU 6 /* Intel MCU. */ 216 #define EM_860 7 /* Intel i860. */ 217 #define EM_MIPS 8 /* MIPS R3000 Big-Endian only. */ 218 #define EM_S370 9 /* IBM System/370. */ 219 #define EM_MIPS_RS3_LE 10 /* MIPS R3000 Little-Endian. */ 220 #define EM_PARISC 15 /* HP PA-RISC. */ 221 #define EM_VPP500 17 /* Fujitsu VPP500. */ 222 #define EM_SPARC32PLUS 18 /* SPARC v8plus. */ 223 #define EM_960 19 /* Intel 80960. */ 224 #define EM_PPC 20 /* PowerPC 32-bit. */ 225 #define EM_PPC64 21 /* PowerPC 64-bit. */ 226 #define EM_S390 22 /* IBM System/390. */ 227 #define EM_V800 36 /* NEC V800. */ 228 #define EM_FR20 37 /* Fujitsu FR20. */ 229 #define EM_RH32 38 /* TRW RH-32. */ 230 #define EM_RCE 39 /* Motorola RCE. */ 231 #define EM_ARM 40 /* ARM. */ 232 #define EM_SH 42 /* Hitachi SH. */ 233 #define EM_SPARCV9 43 /* SPARC v9 64-bit. */ 234 #define EM_TRICORE 44 /* Siemens TriCore embedded processor. */ 235 #define EM_ARC 45 /* Argonaut RISC Core. */ 236 #define EM_H8_300 46 /* Hitachi H8/300. */ 237 #define EM_H8_300H 47 /* Hitachi H8/300H. */ 238 #define EM_H8S 48 /* Hitachi H8S. */ 239 #define EM_H8_500 49 /* Hitachi H8/500. */ 240 #define EM_IA_64 50 /* Intel IA-64 Processor. */ 241 #define EM_MIPS_X 51 /* Stanford MIPS-X. */ 242 #define EM_COLDFIRE 52 /* Motorola ColdFire. */ 243 #define EM_68HC12 53 /* Motorola M68HC12. */ 244 #define EM_MMA 54 /* Fujitsu MMA. */ 245 #define EM_PCP 55 /* Siemens PCP. */ 246 #define EM_NCPU 56 /* Sony nCPU. */ 247 #define EM_NDR1 57 /* Denso NDR1 microprocessor. */ 248 #define EM_STARCORE 58 /* Motorola Star*Core processor. */ 249 #define EM_ME16 59 /* Toyota ME16 processor. */ 250 #define EM_ST100 60 /* STMicroelectronics ST100 processor. */ 251 #define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ processor. */ 252 #define EM_X86_64 62 /* Advanced Micro Devices x86-64 */ 253 #define EM_AMD64 EM_X86_64 /* Advanced Micro Devices x86-64 (compat) */ 254 #define EM_PDSP 63 /* Sony DSP Processor. */ 255 #define EM_FX66 66 /* Siemens FX66 microcontroller. */ 256 #define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 257 microcontroller. */ 258 #define EM_ST7 68 /* STmicroelectronics ST7 8-bit 259 microcontroller. */ 260 #define EM_68HC16 69 /* Motorola MC68HC16 microcontroller. */ 261 #define EM_68HC11 70 /* Motorola MC68HC11 microcontroller. */ 262 #define EM_68HC08 71 /* Motorola MC68HC08 microcontroller. */ 263 #define EM_68HC05 72 /* Motorola MC68HC05 microcontroller. */ 264 #define EM_SVX 73 /* Silicon Graphics SVx. */ 265 #define EM_ST19 74 /* STMicroelectronics ST19 8-bit mc. */ 266 #define EM_VAX 75 /* Digital VAX. */ 267 #define EM_CRIS 76 /* Axis Communications 32-bit embedded 268 processor. */ 269 #define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded 270 processor. */ 271 #define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor. */ 272 #define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor. */ 273 #define EM_MMIX 80 /* Donald Knuth's educational 64-bit proc. */ 274 #define EM_HUANY 81 /* Harvard University machine-independent 275 object files. */ 276 #define EM_PRISM 82 /* SiTera Prism. */ 277 #define EM_AVR 83 /* Atmel AVR 8-bit microcontroller. */ 278 #define EM_FR30 84 /* Fujitsu FR30. */ 279 #define EM_D10V 85 /* Mitsubishi D10V. */ 280 #define EM_D30V 86 /* Mitsubishi D30V. */ 281 #define EM_V850 87 /* NEC v850. */ 282 #define EM_M32R 88 /* Mitsubishi M32R. */ 283 #define EM_MN10300 89 /* Matsushita MN10300. */ 284 #define EM_MN10200 90 /* Matsushita MN10200. */ 285 #define EM_PJ 91 /* picoJava. */ 286 #define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor. */ 287 #define EM_ARC_A5 93 /* ARC Cores Tangent-A5. */ 288 #define EM_XTENSA 94 /* Tensilica Xtensa Architecture. */ 289 #define EM_VIDEOCORE 95 /* Alphamosaic VideoCore processor. */ 290 #define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose 291 Processor. */ 292 #define EM_NS32K 97 /* National Semiconductor 32000 series. */ 293 #define EM_TPC 98 /* Tenor Network TPC processor. */ 294 #define EM_SNP1K 99 /* Trebia SNP 1000 processor. */ 295 #define EM_ST200 100 /* STMicroelectronics ST200 microcontroller. */ 296 #define EM_IP2K 101 /* Ubicom IP2xxx microcontroller family. */ 297 #define EM_MAX 102 /* MAX Processor. */ 298 #define EM_CR 103 /* National Semiconductor CompactRISC 299 microprocessor. */ 300 #define EM_F2MC16 104 /* Fujitsu F2MC16. */ 301 #define EM_MSP430 105 /* Texas Instruments embedded microcontroller 302 msp430. */ 303 #define EM_BLACKFIN 106 /* Analog Devices Blackfin (DSP) processor. */ 304 #define EM_SE_C33 107 /* S1C33 Family of Seiko Epson processors. */ 305 #define EM_SEP 108 /* Sharp embedded microprocessor. */ 306 #define EM_ARCA 109 /* Arca RISC Microprocessor. */ 307 #define EM_UNICORE 110 /* Microprocessor series from PKU-Unity Ltd. 308 and MPRC of Peking University */ 309 #define EM_AARCH64 183 /* AArch64 (64-bit ARM) */ 310 #define EM_RISCV 243 /* RISC-V */ 311 312 /* Non-standard or deprecated. */ 313 #define EM_486 6 /* Intel i486. */ 314 #define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */ 315 #define EM_ALPHA_STD 41 /* Digital Alpha (standard value). */ 316 #define EM_ALPHA 0x9026 /* Alpha (written in the absence of an ABI) */ 317 318 /** 319 * e_flags 320 */ 321 #define EF_ARM_RELEXEC 0x1 322 #define EF_ARM_HASENTRY 0x2 323 #define EF_ARM_SYMSARESORTED 0x4 324 #define EF_ARM_DYNSYMSUSESEGIDX 0x8 325 #define EF_ARM_MAPSYMSFIRST 0x10 326 #define EF_ARM_LE8 0x00400000 327 #define EF_ARM_BE8 0x00800000 328 #define EF_ARM_EABIMASK 0xFF000000 329 #define EF_ARM_EABI_UNKNOWN 0x00000000 330 #define EF_ARM_EABI_VER1 0x01000000 331 #define EF_ARM_EABI_VER2 0x02000000 332 #define EF_ARM_EABI_VER3 0x03000000 333 #define EF_ARM_EABI_VER4 0x04000000 334 #define EF_ARM_EABI_VER5 0x05000000 335 #define EF_ARM_EABI_VERSION(x) ((x) & EF_ARM_EABIMASK) 336 #define EF_ARM_INTERWORK 0x00000004 337 #define EF_ARM_APCS_26 0x00000008 338 #define EF_ARM_APCS_FLOAT 0x00000010 339 #define EF_ARM_PIC 0x00000020 340 #define EF_ARM_ALIGN8 0x00000040 341 #define EF_ARM_NEW_ABI 0x00000080 342 #define EF_ARM_OLD_ABI 0x00000100 343 #define EF_ARM_ABI_FLOAT_SOFT 0x00000200 344 #define EF_ARM_SOFT_FLOAT EF_ARM_ABI_FLOAT_SOFT /* Pre-V5 ABI name */ 345 #define EF_ARM_ABI_FLOAT_HARD 0x00000400 346 #define EF_ARM_VFP_FLOAT EF_ARM_ABI_FLOAT_HARD /* Pre-V5 ABI name */ 347 #define EF_ARM_MAVERICK_FLOAT 0x00000800 348 349 #define EF_MIPS_NOREORDER 0x00000001 350 #define EF_MIPS_PIC 0x00000002 /* Contains PIC code */ 351 #define EF_MIPS_CPIC 0x00000004 /* STD PIC calling sequence */ 352 #define EF_MIPS_UCODE 0x00000010 353 #define EF_MIPS_ABI2 0x00000020 /* N32 */ 354 #define EF_MIPS_OPTIONS_FIRST 0x00000080 355 #define EF_MIPS_ABI 0x0000F000 356 #define EF_MIPS_ABI_O32 0x00001000 357 #define EF_MIPS_ABI_O64 0x00002000 358 #define EF_MIPS_ABI_EABI32 0x00003000 359 #define EF_MIPS_ABI_EABI64 0x00004000 360 #define EF_MIPS_ARCH_ASE 0x0F000000 /* Architectural extensions */ 361 #define EF_MIPS_ARCH_ASE_MDMX 0x08000000 /* MDMX multimedia extension */ 362 #define EF_MIPS_ARCH_ASE_M16 0x04000000 /* MIPS-16 ISA extensions */ 363 #define EF_MIPS_ARCH 0xF0000000 /* Architecture field */ 364 #define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code */ 365 #define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code */ 366 #define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code */ 367 #define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code */ 368 #define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code */ 369 #define EF_MIPS_ARCH_32 0x50000000 /* -mips32 code */ 370 #define EF_MIPS_ARCH_64 0x60000000 /* -mips64 code */ 371 #define EF_MIPS_ARCH_32R2 0x70000000 /* -mips32r2 code */ 372 #define EF_MIPS_ARCH_64R2 0x80000000 /* -mips64r2 code */ 373 374 #define EF_PPC_EMB 0x80000000 375 #define EF_PPC_RELOCATABLE 0x00010000 376 #define EF_PPC_RELOCATABLE_LIB 0x00008000 377 378 #define EF_RISCV_RVC 0x00000001 379 #define EF_RISCV_FLOAT_ABI_MASK 0x00000006 380 #define EF_RISCV_FLOAT_ABI_SOFT 0x00000000 381 #define EF_RISCV_FLOAT_ABI_SINGLE 0x000002 382 #define EF_RISCV_FLOAT_ABI_DOUBLE 0x000004 383 #define EF_RISCV_FLOAT_ABI_QUAD 0x00000006 384 #define EF_RISCV_RVE 0x00000008 385 #define EF_RISCV_TSO 0x00000010 386 387 #define EF_SPARC_EXT_MASK 0x00ffff00 388 #define EF_SPARC_32PLUS 0x00000100 389 #define EF_SPARC_SUN_US1 0x00000200 390 #define EF_SPARC_HAL_R1 0x00000200 391 #define EF_SPARC_SUN_US3 0x00000800 392 393 #define EF_SPARCV9_MM 0x00000003 394 #define EF_SPARCV9_TSO 0x00000000 395 #define EF_SPARCV9_PSO 0x00000001 396 #define EF_SPARCV9_RMO 0x00000002 397 398 /* Special section indexes. */ 399 #define SHN_UNDEF 0 /* Undefined, missing, irrelevant. */ 400 #define SHN_LORESERVE 0xff00 /* First of reserved range. */ 401 #define SHN_LOPROC 0xff00 /* First processor-specific. */ 402 #define SHN_HIPROC 0xff1f /* Last processor-specific. */ 403 #define SHN_LOOS 0xff20 /* First operating system-specific. */ 404 #define SHN_FBSD_CACHED SHN_LOOS /* Transient, for sys/kern/link_elf_obj 405 linker only: Cached global in local 406 symtab. */ 407 #define SHN_HIOS 0xff3f /* Last operating system-specific. */ 408 #define SHN_ABS 0xfff1 /* Absolute values. */ 409 #define SHN_COMMON 0xfff2 /* Common data. */ 410 #define SHN_XINDEX 0xffff /* Escape -- index stored elsewhere. */ 411 #define SHN_HIRESERVE 0xffff /* Last of reserved range. */ 412 413 /* sh_type */ 414 #define SHT_NULL 0 /* inactive */ 415 #define SHT_PROGBITS 1 /* program defined information */ 416 #define SHT_SYMTAB 2 /* symbol table section */ 417 #define SHT_STRTAB 3 /* string table section */ 418 #define SHT_RELA 4 /* relocation section with addends */ 419 #define SHT_HASH 5 /* symbol hash table section */ 420 #define SHT_DYNAMIC 6 /* dynamic section */ 421 #define SHT_NOTE 7 /* note section */ 422 #define SHT_NOBITS 8 /* no space section */ 423 #define SHT_REL 9 /* relocation section - no addends */ 424 #define SHT_SHLIB 10 /* reserved - purpose unknown */ 425 #define SHT_DYNSYM 11 /* dynamic symbol table section */ 426 #define SHT_INIT_ARRAY 14 /* Initialization function pointers. */ 427 #define SHT_FINI_ARRAY 15 /* Termination function pointers. */ 428 #define SHT_PREINIT_ARRAY 16 /* Pre-initialization function ptrs. */ 429 #define SHT_GROUP 17 /* Section group. */ 430 #define SHT_SYMTAB_SHNDX 18 /* Section indexes (see SHN_XINDEX). */ 431 #define SHT_LOOS 0x60000000 /* First of OS specific semantics */ 432 #define SHT_LOSUNW 0x6ffffff4 433 #define SHT_SUNW_dof 0x6ffffff4 434 #define SHT_SUNW_cap 0x6ffffff5 435 #define SHT_GNU_ATTRIBUTES 0x6ffffff5 436 #define SHT_SUNW_SIGNATURE 0x6ffffff6 437 #define SHT_GNU_HASH 0x6ffffff6 438 #define SHT_GNU_LIBLIST 0x6ffffff7 439 #define SHT_SUNW_ANNOTATE 0x6ffffff7 440 #define SHT_SUNW_DEBUGSTR 0x6ffffff8 441 #define SHT_SUNW_DEBUG 0x6ffffff9 442 #define SHT_SUNW_move 0x6ffffffa 443 #define SHT_SUNW_COMDAT 0x6ffffffb 444 #define SHT_SUNW_syminfo 0x6ffffffc 445 #define SHT_SUNW_verdef 0x6ffffffd 446 #define SHT_GNU_verdef 0x6ffffffd /* Symbol versions provided */ 447 #define SHT_SUNW_verneed 0x6ffffffe 448 #define SHT_GNU_verneed 0x6ffffffe /* Symbol versions required */ 449 #define SHT_SUNW_versym 0x6fffffff 450 #define SHT_GNU_versym 0x6fffffff /* Symbol version table */ 451 #define SHT_HISUNW 0x6fffffff 452 #define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */ 453 #define SHT_LOPROC 0x70000000 /* reserved range for processor */ 454 #define SHT_X86_64_UNWIND 0x70000001 /* unwind information */ 455 #define SHT_AMD64_UNWIND SHT_X86_64_UNWIND 456 457 #define SHT_ARM_EXIDX 0x70000001 /* Exception index table. */ 458 #define SHT_ARM_PREEMPTMAP 0x70000002 /* BPABI DLL dynamic linking 459 pre-emption map. */ 460 #define SHT_ARM_ATTRIBUTES 0x70000003 /* Object file compatibility 461 attributes. */ 462 #define SHT_ARM_DEBUGOVERLAY 0x70000004 /* See DBGOVL for details. */ 463 #define SHT_ARM_OVERLAYSECTION 0x70000005 /* See DBGOVL for details. */ 464 #define SHT_MIPS_LIBLIST 0x70000000 465 #define SHT_MIPS_MSYM 0x70000001 466 #define SHT_MIPS_CONFLICT 0x70000002 467 #define SHT_MIPS_GPTAB 0x70000003 468 #define SHT_MIPS_UCODE 0x70000004 469 #define SHT_MIPS_DEBUG 0x70000005 470 #define SHT_MIPS_REGINFO 0x70000006 471 #define SHT_MIPS_PACKAGE 0x70000007 472 #define SHT_MIPS_PACKSYM 0x70000008 473 #define SHT_MIPS_RELD 0x70000009 474 #define SHT_MIPS_IFACE 0x7000000b 475 #define SHT_MIPS_CONTENT 0x7000000c 476 #define SHT_MIPS_OPTIONS 0x7000000d 477 #define SHT_MIPS_DELTASYM 0x7000001b 478 #define SHT_MIPS_DELTAINST 0x7000001c 479 #define SHT_MIPS_DELTACLASS 0x7000001d 480 #define SHT_MIPS_DWARF 0x7000001e /* MIPS gcc uses MIPS_DWARF */ 481 #define SHT_MIPS_DELTADECL 0x7000001f 482 #define SHT_MIPS_SYMBOL_LIB 0x70000020 483 #define SHT_MIPS_EVENTS 0x70000021 484 #define SHT_MIPS_TRANSLATE 0x70000022 485 #define SHT_MIPS_PIXIE 0x70000023 486 #define SHT_MIPS_XLATE 0x70000024 487 #define SHT_MIPS_XLATE_DEBUG 0x70000025 488 #define SHT_MIPS_WHIRL 0x70000026 489 #define SHT_MIPS_EH_REGION 0x70000027 490 #define SHT_MIPS_XLATE_OLD 0x70000028 491 #define SHT_MIPS_PDR_EXCEPTION 0x70000029 492 #define SHT_MIPS_ABIFLAGS 0x7000002a 493 494 #define SHT_SPARC_GOTDATA 0x70000000 495 496 #define SHTORDERED 497 #define SHT_HIPROC 0x7fffffff /* specific section header types */ 498 #define SHT_LOUSER 0x80000000 /* reserved range for application */ 499 #define SHT_HIUSER 0xffffffff /* specific indexes */ 500 501 /* Flags for sh_flags. */ 502 #define SHF_WRITE 0x1 /* Section contains writable data. */ 503 #define SHF_ALLOC 0x2 /* Section occupies memory. */ 504 #define SHF_EXECINSTR 0x4 /* Section contains instructions. */ 505 #define SHF_MERGE 0x10 /* Section may be merged. */ 506 #define SHF_STRINGS 0x20 /* Section contains strings. */ 507 #define SHF_INFO_LINK 0x40 /* sh_info holds section index. */ 508 #define SHF_LINK_ORDER 0x80 /* Special ordering requirements. */ 509 #define SHF_OS_NONCONFORMING 0x100 /* OS-specific processing required. */ 510 #define SHF_GROUP 0x200 /* Member of section group. */ 511 #define SHF_TLS 0x400 /* Section contains TLS data. */ 512 #define SHF_COMPRESSED 0x800 /* Section contains compressed data. */ 513 #define SHF_MASKOS 0x0ff00000 /* OS-specific semantics. */ 514 #define SHF_MASKPROC 0xf0000000 /* Processor-specific semantics. */ 515 516 /* Flags for section groups. */ 517 #define GRP_COMDAT 0x1 /* COMDAT semantics. */ 518 519 /* 520 * Flags / mask for .gnu.versym sections. 521 */ 522 #define VERSYM_VERSION 0x7fff 523 #define VERSYM_HIDDEN 0x8000 524 525 /* Values for p_type. */ 526 #define PT_NULL 0 /* Unused entry. */ 527 #define PT_LOAD 1 /* Loadable segment. */ 528 #define PT_DYNAMIC 2 /* Dynamic linking information segment. */ 529 #define PT_INTERP 3 /* Pathname of interpreter. */ 530 #define PT_NOTE 4 /* Auxiliary information. */ 531 #define PT_SHLIB 5 /* Reserved (not used). */ 532 #define PT_PHDR 6 /* Location of program header itself. */ 533 #define PT_TLS 7 /* Thread local storage segment */ 534 #define PT_LOOS 0x60000000 /* First OS-specific. */ 535 #define PT_SUNW_UNWIND 0x6464e550 /* amd64 UNWIND program header */ 536 #define PT_GNU_EH_FRAME 0x6474e550 537 #define PT_GNU_STACK 0x6474e551 538 #define PT_GNU_RELRO 0x6474e552 539 #define PT_DUMP_DELTA 0x6fb5d000 /* va->pa map for kernel dumps 540 (currently arm). */ 541 #define PT_LOSUNW 0x6ffffffa 542 #define PT_SUNWBSS 0x6ffffffa /* Sun Specific segment */ 543 #define PT_SUNWSTACK 0x6ffffffb /* describes the stack segment */ 544 #define PT_SUNWDTRACE 0x6ffffffc /* private */ 545 #define PT_SUNWCAP 0x6ffffffd /* hard/soft capabilities segment */ 546 #define PT_HISUNW 0x6fffffff 547 #define PT_HIOS 0x6fffffff /* Last OS-specific. */ 548 #define PT_LOPROC 0x70000000 /* First processor-specific type. */ 549 #define PT_ARM_ARCHEXT 0x70000000 /* ARM arch compat information. */ 550 #define PT_ARM_EXIDX 0x70000001 /* ARM exception unwind tables. */ 551 #define PT_MIPS_REGINFO 0x70000000 /* MIPS register usage info */ 552 #define PT_MIPS_RTPROC 0x70000001 /* MIPS runtime procedure tbl */ 553 #define PT_MIPS_OPTIONS 0x70000002 /* MIPS e_flags value*/ 554 #define PT_MIPS_ABIFLAGS 0x70000003 /* MIPS fp mode */ 555 #define PT_HIPROC 0x7fffffff /* Last processor-specific type. */ 556 557 #define PT_OPENBSD_RANDOMIZE 0x65A3DBE6 /* OpenBSD random data segment */ 558 #define PT_OPENBSD_WXNEEDED 0x65A3DBE7 /* OpenBSD EXEC/WRITE pages needed */ 559 #define PT_OPENBSD_BOOTDATA 0x65A41BE6 /* OpenBSD section for boot args */ 560 561 /* Values for p_flags. */ 562 #define PF_X 0x1 /* Executable. */ 563 #define PF_W 0x2 /* Writable. */ 564 #define PF_R 0x4 /* Readable. */ 565 #define PF_MASKOS 0x0ff00000 /* Operating system-specific. */ 566 #define PF_MASKPROC 0xf0000000 /* Processor-specific. */ 567 568 /* Extended program header index. */ 569 #define PN_XNUM 0xffff 570 571 /* Values for d_tag. */ 572 #define DT_NULL 0 /* Terminating entry. */ 573 #define DT_NEEDED 1 /* String table offset of a needed shared 574 library. */ 575 #define DT_PLTRELSZ 2 /* Total size in bytes of PLT relocations. */ 576 #define DT_PLTGOT 3 /* Processor-dependent address. */ 577 #define DT_HASH 4 /* Address of symbol hash table. */ 578 #define DT_STRTAB 5 /* Address of string table. */ 579 #define DT_SYMTAB 6 /* Address of symbol table. */ 580 #define DT_RELA 7 /* Address of ElfNN_Rela relocations. */ 581 #define DT_RELASZ 8 /* Total size of ElfNN_Rela relocations. */ 582 #define DT_RELAENT 9 /* Size of each ElfNN_Rela relocation entry. */ 583 #define DT_STRSZ 10 /* Size of string table. */ 584 #define DT_SYMENT 11 /* Size of each symbol table entry. */ 585 #define DT_INIT 12 /* Address of initialization function. */ 586 #define DT_FINI 13 /* Address of finalization function. */ 587 #define DT_SONAME 14 /* String table offset of shared object 588 name. */ 589 #define DT_RPATH 15 /* String table offset of library path. [sup] */ 590 #define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. [sup] */ 591 #define DT_REL 17 /* Address of ElfNN_Rel relocations. */ 592 #define DT_RELSZ 18 /* Total size of ElfNN_Rel relocations. */ 593 #define DT_RELENT 19 /* Size of each ElfNN_Rel relocation. */ 594 #define DT_PLTREL 20 /* Type of relocation used for PLT. */ 595 #define DT_DEBUG 21 /* Reserved (not used). */ 596 #define DT_TEXTREL 22 /* Indicates there may be relocations in 597 non-writable segments. [sup] */ 598 #define DT_JMPREL 23 /* Address of PLT relocations. */ 599 #define DT_BIND_NOW 24 /* [sup] */ 600 #define DT_INIT_ARRAY 25 /* Address of the array of pointers to 601 initialization functions */ 602 #define DT_FINI_ARRAY 26 /* Address of the array of pointers to 603 termination functions */ 604 #define DT_INIT_ARRAYSZ 27 /* Size in bytes of the array of 605 initialization functions. */ 606 #define DT_FINI_ARRAYSZ 28 /* Size in bytes of the array of 607 termination functions. */ 608 #define DT_RUNPATH 29 /* String table offset of a null-terminated 609 library search path string. */ 610 #define DT_FLAGS 30 /* Object specific flag values. */ 611 #define DT_ENCODING 32 /* Values greater than or equal to DT_ENCODING 612 and less than DT_LOOS follow the rules for 613 the interpretation of the d_un union 614 as follows: even == 'd_ptr', odd == 'd_val' 615 or none */ 616 #define DT_PREINIT_ARRAY 32 /* Address of the array of pointers to 617 pre-initialization functions. */ 618 #define DT_PREINIT_ARRAYSZ 33 /* Size in bytes of the array of 619 pre-initialization functions. */ 620 #define DT_MAXPOSTAGS 34 /* number of positive tags */ 621 #define DT_RELRSZ 35 /* Total size of ElfNN_Relr relocations. */ 622 #define DT_RELR 36 /* Address of ElfNN_Relr relocations. */ 623 #define DT_RELRENT 37 /* Size of each ElfNN_Relr relocation. */ 624 #define DT_LOOS 0x6000000d /* First OS-specific */ 625 #define DT_SUNW_AUXILIARY 0x6000000d /* symbol auxiliary name */ 626 #define DT_SUNW_RTLDINF 0x6000000e /* ld.so.1 info (private) */ 627 #define DT_SUNW_FILTER 0x6000000f /* symbol filter name */ 628 #define DT_SUNW_CAP 0x60000010 /* hardware/software */ 629 #define DT_SUNW_ASLR 0x60000023 /* ASLR control */ 630 #define DT_HIOS 0x6ffff000 /* Last OS-specific */ 631 632 /* 633 * DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the 634 * Dyn.d_un.d_val field of the Elf*_Dyn structure. 635 */ 636 #define DT_VALRNGLO 0x6ffffd00 637 #define DT_GNU_PRELINKED 0x6ffffdf5 /* prelinking timestamp */ 638 #define DT_GNU_CONFLICTSZ 0x6ffffdf6 /* size of conflict section */ 639 #define DT_GNU_LIBLISTSZ 0x6ffffdf7 /* size of library list */ 640 #define DT_CHECKSUM 0x6ffffdf8 /* elf checksum */ 641 #define DT_PLTPADSZ 0x6ffffdf9 /* pltpadding size */ 642 #define DT_MOVEENT 0x6ffffdfa /* move table entry size */ 643 #define DT_MOVESZ 0x6ffffdfb /* move table size */ 644 #define DT_FEATURE 0x6ffffdfc /* feature holder */ 645 #define DT_FEATURE_1 DT_FEATURE 646 #define DT_POSFLAG_1 0x6ffffdfd /* flags for DT_* entries, effecting */ 647 /* the following DT_* entry. */ 648 /* See DF_P1_* definitions */ 649 #define DT_SYMINSZ 0x6ffffdfe /* syminfo table size (in bytes) */ 650 #define DT_SYMINENT 0x6ffffdff /* syminfo entry size (in bytes) */ 651 #define DT_VALRNGHI 0x6ffffdff 652 653 /* 654 * DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the 655 * Dyn.d_un.d_ptr field of the Elf*_Dyn structure. 656 * 657 * If any adjustment is made to the ELF object after it has been 658 * built, these entries will need to be adjusted. 659 */ 660 #define DT_ADDRRNGLO 0x6ffffe00 661 #define DT_GNU_HASH 0x6ffffef5 /* GNU-style hash table */ 662 #define DT_TLSDESC_PLT 0x6ffffef6 /* loc. of PLT for tlsdesc resolver */ 663 #define DT_TLSDESC_GOT 0x6ffffef7 /* loc. of GOT for tlsdesc resolver */ 664 #define DT_GNU_CONFLICT 0x6ffffef8 /* address of conflict section */ 665 #define DT_GNU_LIBLIST 0x6ffffef9 /* address of library list */ 666 #define DT_CONFIG 0x6ffffefa /* configuration information */ 667 #define DT_DEPAUDIT 0x6ffffefb /* dependency auditing */ 668 #define DT_AUDIT 0x6ffffefc /* object auditing */ 669 #define DT_PLTPAD 0x6ffffefd /* pltpadding (sparcv9) */ 670 #define DT_MOVETAB 0x6ffffefe /* move table */ 671 #define DT_SYMINFO 0x6ffffeff /* syminfo table */ 672 #define DT_ADDRRNGHI 0x6ffffeff 673 674 #define DT_VERSYM 0x6ffffff0 /* Address of versym section. */ 675 #define DT_RELACOUNT 0x6ffffff9 /* number of RELATIVE relocations */ 676 #define DT_RELCOUNT 0x6ffffffa /* number of RELATIVE relocations */ 677 #define DT_FLAGS_1 0x6ffffffb /* state flags - see DF_1_* defs */ 678 #define DT_VERDEF 0x6ffffffc /* Address of verdef section. */ 679 #define DT_VERDEFNUM 0x6ffffffd /* Number of elems in verdef section */ 680 #define DT_VERNEED 0x6ffffffe /* Address of verneed section. */ 681 #define DT_VERNEEDNUM 0x6fffffff /* Number of elems in verneed section */ 682 683 #define DT_LOPROC 0x70000000 /* First processor-specific type. */ 684 685 #define DT_AARCH64_BTI_PLT 0x70000001 686 #define DT_AARCH64_PAC_PLT 0x70000003 687 #define DT_AARCH64_VARIANT_PCS 0x70000005 688 689 #define DT_ARM_SYMTABSZ 0x70000001 690 #define DT_ARM_PREEMPTMAP 0x70000002 691 692 #define DT_SPARC_REGISTER 0x70000001 693 #define DT_DEPRECATED_SPARC_REGISTER 0x7000001 694 695 #define DT_MIPS_RLD_VERSION 0x70000001 696 #define DT_MIPS_TIME_STAMP 0x70000002 697 #define DT_MIPS_ICHECKSUM 0x70000003 698 #define DT_MIPS_IVERSION 0x70000004 699 #define DT_MIPS_FLAGS 0x70000005 700 #define DT_MIPS_BASE_ADDRESS 0x70000006 701 #define DT_MIPS_CONFLICT 0x70000008 702 #define DT_MIPS_LIBLIST 0x70000009 703 #define DT_MIPS_LOCAL_GOTNO 0x7000000a 704 #define DT_MIPS_CONFLICTNO 0x7000000b 705 #define DT_MIPS_LIBLISTNO 0x70000010 706 #define DT_MIPS_SYMTABNO 0x70000011 707 #define DT_MIPS_UNREFEXTNO 0x70000012 708 #define DT_MIPS_GOTSYM 0x70000013 709 #define DT_MIPS_HIPAGENO 0x70000014 710 #define DT_MIPS_RLD_MAP 0x70000016 711 #define DT_MIPS_DELTA_CLASS 0x70000017 712 #define DT_MIPS_DELTA_CLASS_NO 0x70000018 713 #define DT_MIPS_DELTA_INSTANCE 0x70000019 714 #define DT_MIPS_DELTA_INSTANCE_NO 0x7000001A 715 #define DT_MIPS_DELTA_RELOC 0x7000001B 716 #define DT_MIPS_DELTA_RELOC_NO 0x7000001C 717 #define DT_MIPS_DELTA_SYM 0x7000001D 718 #define DT_MIPS_DELTA_SYM_NO 0x7000001E 719 #define DT_MIPS_DELTA_CLASSSYM 0x70000020 720 #define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 721 #define DT_MIPS_CXX_FLAGS 0x70000022 722 #define DT_MIPS_PIXIE_INIT 0x70000023 723 #define DT_MIPS_SYMBOL_LIB 0x70000024 724 #define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025 725 #define DT_MIPS_LOCAL_GOTIDX 0x70000026 726 #define DT_MIPS_HIDDEN_GOTIDX 0x70000027 727 #define DT_MIPS_PROTECTED_GOTIDX 0x70000028 728 #define DT_MIPS_OPTIONS 0x70000029 729 #define DT_MIPS_INTERFACE 0x7000002A 730 #define DT_MIPS_DYNSTR_ALIGN 0x7000002B 731 #define DT_MIPS_INTERFACE_SIZE 0x7000002C 732 #define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002D 733 #define DT_MIPS_PERF_SUFFIX 0x7000002E 734 #define DT_MIPS_COMPACT_SIZE 0x7000002F 735 #define DT_MIPS_GP_VALUE 0x70000030 736 #define DT_MIPS_AUX_DYNAMIC 0x70000031 737 #define DT_MIPS_PLTGOT 0x70000032 738 #define DT_MIPS_RLD_OBJ_UPDATE 0x70000033 739 #define DT_MIPS_RWPLT 0x70000034 740 #define DT_MIPS_RLD_MAP_REL 0x70000035 741 742 #define DT_PPC_GOT 0x70000000 743 #define DT_PPC_TLSOPT 0x70000001 744 745 #define DT_PPC64_GLINK 0x70000000 746 #define DT_PPC64_OPD 0x70000001 747 #define DT_PPC64_OPDSZ 0x70000002 748 #define DT_PPC64_TLSOPT 0x70000003 749 750 #define DT_AUXILIARY 0x7ffffffd /* shared library auxiliary name */ 751 #define DT_USED 0x7ffffffe /* ignored - same as needed */ 752 #define DT_FILTER 0x7fffffff /* shared library filter name */ 753 #define DT_HIPROC 0x7fffffff /* Last processor-specific type. */ 754 755 /* Values for DT_FLAGS */ 756 #define DF_ORIGIN 0x0001 /* Indicates that the object being loaded may 757 make reference to the $ORIGIN substitution 758 string */ 759 #define DF_SYMBOLIC 0x0002 /* Indicates "symbolic" linking. */ 760 #define DF_TEXTREL 0x0004 /* Indicates there may be relocations in 761 non-writable segments. */ 762 #define DF_BIND_NOW 0x0008 /* Indicates that the dynamic linker should 763 process all relocations for the object 764 containing this entry before transferring 765 control to the program. */ 766 #define DF_STATIC_TLS 0x0010 /* Indicates that the shared object or 767 executable contains code using a static 768 thread-local storage scheme. */ 769 770 /* Values for DT_FLAGS_1 */ 771 #define DF_1_BIND_NOW 0x00000001 /* Same as DF_BIND_NOW */ 772 #define DF_1_GLOBAL 0x00000002 /* Set the RTLD_GLOBAL for object */ 773 #define DF_1_NODELETE 0x00000008 /* Set the RTLD_NODELETE for object */ 774 #define DF_1_LOADFLTR 0x00000010 /* Immediate loading of filtees */ 775 #define DF_1_NOOPEN 0x00000040 /* Do not allow loading on dlopen() */ 776 #define DF_1_ORIGIN 0x00000080 /* Process $ORIGIN */ 777 #define DF_1_INTERPOSE 0x00000400 /* Interpose all objects but main */ 778 #define DF_1_NODEFLIB 0x00000800 /* Do not search default paths */ 779 #define DF_1_PIE 0x08000000 /* Is position-independent executable */ 780 781 /* Values for l_flags. */ 782 #define LL_NONE 0x0 /* no flags */ 783 #define LL_EXACT_MATCH 0x1 /* require an exact match */ 784 #define LL_IGNORE_INT_VER 0x2 /* ignore version incompatibilities */ 785 #define LL_REQUIRE_MINOR 0x4 786 #define LL_EXPORTS 0x8 787 #define LL_DELAY_LOAD 0x10 788 #define LL_DELTA 0x20 789 790 /* Note section names */ 791 #define ELF_NOTE_FREEBSD "FreeBSD" 792 #define ELF_NOTE_NETBSD "NetBSD" 793 #define ELF_NOTE_SOLARIS "SUNW Solaris" 794 #define ELF_NOTE_GNU "GNU" 795 796 /* Values for n_type used in executables. */ 797 #define NT_FREEBSD_ABI_TAG 1 798 #define NT_FREEBSD_NOINIT_TAG 2 799 #define NT_FREEBSD_ARCH_TAG 3 800 #define NT_FREEBSD_FEATURE_CTL 4 801 802 /* NT_FREEBSD_FEATURE_CTL desc[0] bits */ 803 #define NT_FREEBSD_FCTL_ASLR_DISABLE 0x00000001 804 #define NT_FREEBSD_FCTL_PROTMAX_DISABLE 0x00000002 805 #define NT_FREEBSD_FCTL_STKGAP_DISABLE 0x00000004 806 #define NT_FREEBSD_FCTL_WXNEEDED 0x00000008 807 #define NT_FREEBSD_FCTL_LA48 0x00000010 808 /* was ASG_DISABLE, do not reuse 0x00000020 */ 809 810 /* Values for n_type. Used in core files. */ 811 #define NT_PRSTATUS 1 /* Process status. */ 812 #define NT_FPREGSET 2 /* Floating point registers. */ 813 #define NT_PRPSINFO 3 /* Process state info. */ 814 #define NT_THRMISC 7 /* Thread miscellaneous info. */ 815 #define NT_PROCSTAT_PROC 8 /* Procstat proc data. */ 816 #define NT_PROCSTAT_FILES 9 /* Procstat files data. */ 817 #define NT_PROCSTAT_VMMAP 10 /* Procstat vmmap data. */ 818 #define NT_PROCSTAT_GROUPS 11 /* Procstat groups data. */ 819 #define NT_PROCSTAT_UMASK 12 /* Procstat umask data. */ 820 #define NT_PROCSTAT_RLIMIT 13 /* Procstat rlimit data. */ 821 #define NT_PROCSTAT_OSREL 14 /* Procstat osreldate data. */ 822 #define NT_PROCSTAT_PSSTRINGS 15 /* Procstat ps_strings data. */ 823 #define NT_PROCSTAT_AUXV 16 /* Procstat auxv data. */ 824 #define NT_PTLWPINFO 17 /* Thread ptrace miscellaneous info. */ 825 #define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */ 826 #define NT_PPC_VSX 0x102 /* PowerPC VSX registers */ 827 #define NT_X86_SEGBASES 0x200 /* x86 FS/GS base addresses. */ 828 #define NT_X86_XSTATE 0x202 /* x86 XSAVE extended state. */ 829 #define NT_ARM_VFP 0x400 /* ARM VFP registers */ 830 #define NT_ARM_TLS 0x401 /* ARM TLS register */ 831 #define NT_ARM_ADDR_MASK 0x406 /* arm64 address mask (e.g. for TBI) */ 832 833 /* GNU note types. */ 834 #define NT_GNU_ABI_TAG 1 835 #define NT_GNU_HWCAP 2 836 #define NT_GNU_BUILD_ID 3 837 #define NT_GNU_GOLD_VERSION 4 838 #define NT_GNU_PROPERTY_TYPE_0 5 839 840 #define GNU_PROPERTY_LOPROC 0xc0000000 841 #define GNU_PROPERTY_HIPROC 0xdfffffff 842 843 #define GNU_PROPERTY_AARCH64_FEATURE_1_AND 0xc0000000 844 845 #define GNU_PROPERTY_AARCH64_FEATURE_1_BTI 0x00000001 846 #define GNU_PROPERTY_AARCH64_FEATURE_1_PAC 0x00000002 847 848 #define GNU_PROPERTY_X86_FEATURE_1_AND 0xc0000002 849 850 #define GNU_PROPERTY_X86_FEATURE_1_IBT 0x00000001 851 #define GNU_PROPERTY_X86_FEATURE_1_SHSTK 0x00000002 852 853 /* Symbol Binding - ELFNN_ST_BIND - st_info */ 854 #define STB_LOCAL 0 /* Local symbol */ 855 #define STB_GLOBAL 1 /* Global symbol */ 856 #define STB_WEAK 2 /* like global - lower precedence */ 857 #define STB_LOOS 10 /* Start of operating system reserved range. */ 858 #define STB_GNU_UNIQUE 10 /* Unique symbol (GNU) */ 859 #define STB_HIOS 12 /* End of operating system reserved range. */ 860 #define STB_LOPROC 13 /* reserved range for processor */ 861 #define STB_HIPROC 15 /* specific semantics. */ 862 863 /* Symbol type - ELFNN_ST_TYPE - st_info */ 864 #define STT_NOTYPE 0 /* Unspecified type. */ 865 #define STT_OBJECT 1 /* Data object. */ 866 #define STT_FUNC 2 /* Function. */ 867 #define STT_SECTION 3 /* Section. */ 868 #define STT_FILE 4 /* Source file. */ 869 #define STT_COMMON 5 /* Uninitialized common block. */ 870 #define STT_TLS 6 /* TLS object. */ 871 #define STT_NUM 7 872 #define STT_LOOS 10 /* Reserved range for operating system */ 873 #define STT_GNU_IFUNC 10 874 #define STT_HIOS 12 /* specific semantics. */ 875 #define STT_LOPROC 13 /* Start of processor reserved range. */ 876 #define STT_SPARC_REGISTER 13 /* SPARC register information. */ 877 #define STT_HIPROC 15 /* End of processor reserved range. */ 878 879 /* Symbol visibility - ELFNN_ST_VISIBILITY - st_other */ 880 #define STV_DEFAULT 0x0 /* Default visibility (see binding). */ 881 #define STV_INTERNAL 0x1 /* Special meaning in relocatable objects. */ 882 #define STV_HIDDEN 0x2 /* Not visible. */ 883 #define STV_PROTECTED 0x3 /* Visible but not preemptible. */ 884 #define STV_EXPORTED 0x4 885 #define STV_SINGLETON 0x5 886 #define STV_ELIMINATE 0x6 887 888 /* Special symbol table indexes. */ 889 #define STN_UNDEF 0 /* Undefined symbol index. */ 890 891 /* Symbol versioning flags. */ 892 #define VER_DEF_CURRENT 1 893 #define VER_DEF_IDX(x) VER_NDX(x) 894 895 #define VER_FLG_BASE 0x01 896 #define VER_FLG_WEAK 0x02 897 898 #define VER_NEED_CURRENT 1 899 #define VER_NEED_WEAK (1u << 15) 900 #define VER_NEED_HIDDEN VER_NDX_HIDDEN 901 #define VER_NEED_IDX(x) VER_NDX(x) 902 903 #define VER_NDX_LOCAL 0 904 #define VER_NDX_GLOBAL 1 905 #define VER_NDX_GIVEN 2 906 907 #define VER_NDX_HIDDEN (1u << 15) 908 #define VER_NDX(x) ((x) & ~(1u << 15)) 909 910 #define CA_SUNW_NULL 0 911 #define CA_SUNW_HW_1 1 /* first hardware capabilities entry */ 912 #define CA_SUNW_SF_1 2 /* first software capabilities entry */ 913 914 /* 915 * Syminfo flag values 916 */ 917 #define SYMINFO_FLG_DIRECT 0x0001 /* symbol ref has direct association */ 918 /* to object containing defn. */ 919 #define SYMINFO_FLG_PASSTHRU 0x0002 /* ignored - see SYMINFO_FLG_FILTER */ 920 #define SYMINFO_FLG_COPY 0x0004 /* symbol is a copy-reloc */ 921 #define SYMINFO_FLG_LAZYLOAD 0x0008 /* object containing defn should be */ 922 /* lazily-loaded */ 923 #define SYMINFO_FLG_DIRECTBIND 0x0010 /* ref should be bound directly to */ 924 /* object containing defn. */ 925 #define SYMINFO_FLG_NOEXTDIRECT 0x0020 /* don't let an external reference */ 926 /* directly bind to this symbol */ 927 #define SYMINFO_FLG_FILTER 0x0002 /* symbol ref is associated to a */ 928 #define SYMINFO_FLG_AUXILIARY 0x0040 /* standard or auxiliary filter */ 929 930 /* 931 * Syminfo.si_boundto values. 932 */ 933 #define SYMINFO_BT_SELF 0xffff /* symbol bound to self */ 934 #define SYMINFO_BT_PARENT 0xfffe /* symbol bound to parent */ 935 #define SYMINFO_BT_NONE 0xfffd /* no special symbol binding */ 936 #define SYMINFO_BT_EXTERN 0xfffc /* symbol defined as external */ 937 #define SYMINFO_BT_LOWRESERVE 0xff00 /* beginning of reserved entries */ 938 939 /* 940 * Syminfo version values. 941 */ 942 #define SYMINFO_NONE 0 /* Syminfo version */ 943 #define SYMINFO_CURRENT 1 944 #define SYMINFO_NUM 2 945 946 /* Values for ch_type (compressed section headers). */ 947 #define ELFCOMPRESS_ZLIB 1 /* ZLIB/DEFLATE */ 948 #define ELFCOMPRESS_ZSTD 2 /* Zstandard */ 949 #define ELFCOMPRESS_LOOS 0x60000000 /* OS-specific */ 950 #define ELFCOMPRESS_HIOS 0x6fffffff 951 #define ELFCOMPRESS_LOPROC 0x70000000 /* Processor-specific */ 952 #define ELFCOMPRESS_HIPROC 0x7fffffff 953 954 /* Values for a_type. */ 955 #define AT_NULL 0 /* Terminates the vector. */ 956 #define AT_IGNORE 1 /* Ignored entry. */ 957 #define AT_EXECFD 2 /* File descriptor of program to load. */ 958 #define AT_PHDR 3 /* Program header of program already loaded. */ 959 #define AT_PHENT 4 /* Size of each program header entry. */ 960 #define AT_PHNUM 5 /* Number of program header entries. */ 961 #define AT_PAGESZ 6 /* Page size in bytes. */ 962 #define AT_BASE 7 /* Interpreter's base address. */ 963 #define AT_FLAGS 8 /* Flags. */ 964 #define AT_ENTRY 9 /* Where interpreter should transfer control. */ 965 #define AT_NOTELF 10 /* Program is not ELF ?? */ 966 #define AT_UID 11 /* Real uid. */ 967 #define AT_EUID 12 /* Effective uid. */ 968 #define AT_GID 13 /* Real gid. */ 969 #define AT_EGID 14 /* Effective gid. */ 970 #define AT_EXECPATH 15 /* Path to the executable. */ 971 #define AT_CANARY 16 /* Canary for SSP. */ 972 #define AT_CANARYLEN 17 /* Length of the canary. */ 973 #define AT_OSRELDATE 18 /* OSRELDATE. */ 974 #define AT_NCPUS 19 /* Number of CPUs. */ 975 #define AT_PAGESIZES 20 /* Pagesizes. */ 976 #define AT_PAGESIZESLEN 21 /* Number of pagesizes. */ 977 #define AT_TIMEKEEP 22 /* Pointer to timehands. */ 978 #define AT_STACKPROT 23 /* Initial stack protection. */ 979 #define AT_EHDRFLAGS 24 /* e_flags field from elf hdr */ 980 #define AT_HWCAP 25 /* CPU feature flags. */ 981 #define AT_HWCAP2 26 /* CPU feature flags 2. */ 982 #define AT_BSDFLAGS 27 /* ELF BSD Flags. */ 983 #define AT_ARGC 28 /* Argument count */ 984 #define AT_ARGV 29 /* Argument vector */ 985 #define AT_ENVC 30 /* Environment count */ 986 #define AT_ENVV 31 /* Environment vector */ 987 #define AT_PS_STRINGS 32 /* struct ps_strings */ 988 #define AT_FXRNG 33 /* Pointer to root RNG seed version. */ 989 #define AT_KPRELOAD 34 /* Base of vdso, preloaded by rtld */ 990 #define AT_USRSTACKBASE 35 /* Top of user stack */ 991 #define AT_USRSTACKLIM 36 /* Grow limit of user stack */ 992 993 #define AT_COUNT 37 /* Count of defined aux entry types. */ 994 995 /* 996 * Relocation types. 997 * 998 * All machine architectures are defined here to allow tools on one to 999 * handle others. 1000 */ 1001 1002 #define R_386_NONE 0 /* No relocation. */ 1003 #define R_386_32 1 /* Add symbol value. */ 1004 #define R_386_PC32 2 /* Add PC-relative symbol value. */ 1005 #define R_386_GOT32 3 /* Add PC-relative GOT offset. */ 1006 #define R_386_PLT32 4 /* Add PC-relative PLT offset. */ 1007 #define R_386_COPY 5 /* Copy data from shared object. */ 1008 #define R_386_GLOB_DAT 6 /* Set GOT entry to data address. */ 1009 #define R_386_JMP_SLOT 7 /* Set GOT entry to code address. */ 1010 #define R_386_RELATIVE 8 /* Add load address of shared object. */ 1011 #define R_386_GOTOFF 9 /* Add GOT-relative symbol address. */ 1012 #define R_386_GOTPC 10 /* Add PC-relative GOT table address. */ 1013 #define R_386_32PLT 11 1014 #define R_386_TLS_TPOFF 14 /* Negative offset in static TLS block */ 1015 #define R_386_TLS_IE 15 /* Absolute address of GOT for -ve static TLS */ 1016 #define R_386_TLS_GOTIE 16 /* GOT entry for negative static TLS block */ 1017 #define R_386_TLS_LE 17 /* Negative offset relative to static TLS */ 1018 #define R_386_TLS_GD 18 /* 32 bit offset to GOT (index,off) pair */ 1019 #define R_386_TLS_LDM 19 /* 32 bit offset to GOT (index,zero) pair */ 1020 #define R_386_16 20 1021 #define R_386_PC16 21 1022 #define R_386_8 22 1023 #define R_386_PC8 23 1024 #define R_386_TLS_GD_32 24 /* 32 bit offset to GOT (index,off) pair */ 1025 #define R_386_TLS_GD_PUSH 25 /* pushl instruction for Sun ABI GD sequence */ 1026 #define R_386_TLS_GD_CALL 26 /* call instruction for Sun ABI GD sequence */ 1027 #define R_386_TLS_GD_POP 27 /* popl instruction for Sun ABI GD sequence */ 1028 #define R_386_TLS_LDM_32 28 /* 32 bit offset to GOT (index,zero) pair */ 1029 #define R_386_TLS_LDM_PUSH 29 /* pushl instruction for Sun ABI LD sequence */ 1030 #define R_386_TLS_LDM_CALL 30 /* call instruction for Sun ABI LD sequence */ 1031 #define R_386_TLS_LDM_POP 31 /* popl instruction for Sun ABI LD sequence */ 1032 #define R_386_TLS_LDO_32 32 /* 32 bit offset from start of TLS block */ 1033 #define R_386_TLS_IE_32 33 /* 32 bit offset to GOT static TLS offset entry */ 1034 #define R_386_TLS_LE_32 34 /* 32 bit offset within static TLS block */ 1035 #define R_386_TLS_DTPMOD32 35 /* GOT entry containing TLS index */ 1036 #define R_386_TLS_DTPOFF32 36 /* GOT entry containing TLS offset */ 1037 #define R_386_TLS_TPOFF32 37 /* GOT entry of -ve static TLS offset */ 1038 #define R_386_SIZE32 38 1039 #define R_386_TLS_GOTDESC 39 1040 #define R_386_TLS_DESC_CALL 40 1041 #define R_386_TLS_DESC 41 1042 #define R_386_IRELATIVE 42 /* PLT entry resolved indirectly at runtime */ 1043 #define R_386_GOT32X 43 1044 1045 #define R_AARCH64_NONE 0 /* No relocation */ 1046 #define R_AARCH64_ABS64 257 /* Absolute offset */ 1047 #define R_AARCH64_ABS32 258 /* Absolute, 32-bit overflow check */ 1048 #define R_AARCH64_ABS16 259 /* Absolute, 16-bit overflow check */ 1049 #define R_AARCH64_PREL64 260 /* PC relative */ 1050 #define R_AARCH64_PREL32 261 /* PC relative, 32-bit overflow check */ 1051 #define R_AARCH64_PREL16 262 /* PC relative, 16-bit overflow check */ 1052 #define R_AARCH64_TSTBR14 279 /* TBZ/TBNZ immediate */ 1053 #define R_AARCH64_CONDBR19 280 /* Conditional branch immediate */ 1054 #define R_AARCH64_JUMP26 282 /* Branch immediate */ 1055 #define R_AARCH64_CALL26 283 /* Call immediate */ 1056 #define R_AARCH64_COPY 1024 /* Copy data from shared object */ 1057 #define R_AARCH64_GLOB_DAT 1025 /* Set GOT entry to data address */ 1058 #define R_AARCH64_JUMP_SLOT 1026 /* Set GOT entry to code address */ 1059 #define R_AARCH64_RELATIVE 1027 /* Add load address of shared object */ 1060 #define R_AARCH64_TLS_DTPREL64 1028 1061 #define R_AARCH64_TLS_DTPMOD64 1029 1062 #define R_AARCH64_TLS_TPREL64 1030 1063 #define R_AARCH64_TLSDESC 1031 /* Identify the TLS descriptor */ 1064 #define R_AARCH64_IRELATIVE 1032 1065 1066 #define R_ARM_NONE 0 /* No relocation. */ 1067 #define R_ARM_PC24 1 1068 #define R_ARM_ABS32 2 1069 #define R_ARM_REL32 3 1070 #define R_ARM_PC13 4 1071 #define R_ARM_ABS16 5 1072 #define R_ARM_ABS12 6 1073 #define R_ARM_THM_ABS5 7 1074 #define R_ARM_ABS8 8 1075 #define R_ARM_SBREL32 9 1076 #define R_ARM_THM_PC22 10 1077 #define R_ARM_THM_PC8 11 1078 #define R_ARM_AMP_VCALL9 12 1079 #define R_ARM_SWI24 13 1080 #define R_ARM_THM_SWI8 14 1081 #define R_ARM_XPC25 15 1082 #define R_ARM_THM_XPC22 16 1083 /* TLS relocations */ 1084 #define R_ARM_TLS_DTPMOD32 17 /* ID of module containing symbol */ 1085 #define R_ARM_TLS_DTPOFF32 18 /* Offset in TLS block */ 1086 #define R_ARM_TLS_TPOFF32 19 /* Offset in static TLS block */ 1087 #define R_ARM_COPY 20 /* Copy data from shared object. */ 1088 #define R_ARM_GLOB_DAT 21 /* Set GOT entry to data address. */ 1089 #define R_ARM_JUMP_SLOT 22 /* Set GOT entry to code address. */ 1090 #define R_ARM_RELATIVE 23 /* Add load address of shared object. */ 1091 #define R_ARM_GOTOFF 24 /* Add GOT-relative symbol address. */ 1092 #define R_ARM_GOTPC 25 /* Add PC-relative GOT table address. */ 1093 #define R_ARM_GOT32 26 /* Add PC-relative GOT offset. */ 1094 #define R_ARM_PLT32 27 /* Add PC-relative PLT offset. */ 1095 #define R_ARM_GNU_VTENTRY 100 1096 #define R_ARM_GNU_VTINHERIT 101 1097 #define R_ARM_RSBREL32 250 1098 #define R_ARM_THM_RPC22 251 1099 #define R_ARM_RREL32 252 1100 #define R_ARM_RABS32 253 1101 #define R_ARM_RPC24 254 1102 #define R_ARM_RBASE 255 1103 1104 /* Name Value Field Calculation */ 1105 #define R_IA_64_NONE 0 /* None */ 1106 #define R_IA_64_IMM14 0x21 /* immediate14 S + A */ 1107 #define R_IA_64_IMM22 0x22 /* immediate22 S + A */ 1108 #define R_IA_64_IMM64 0x23 /* immediate64 S + A */ 1109 #define R_IA_64_DIR32MSB 0x24 /* word32 MSB S + A */ 1110 #define R_IA_64_DIR32LSB 0x25 /* word32 LSB S + A */ 1111 #define R_IA_64_DIR64MSB 0x26 /* word64 MSB S + A */ 1112 #define R_IA_64_DIR64LSB 0x27 /* word64 LSB S + A */ 1113 #define R_IA_64_GPREL22 0x2a /* immediate22 @gprel(S + A) */ 1114 #define R_IA_64_GPREL64I 0x2b /* immediate64 @gprel(S + A) */ 1115 #define R_IA_64_GPREL32MSB 0x2c /* word32 MSB @gprel(S + A) */ 1116 #define R_IA_64_GPREL32LSB 0x2d /* word32 LSB @gprel(S + A) */ 1117 #define R_IA_64_GPREL64MSB 0x2e /* word64 MSB @gprel(S + A) */ 1118 #define R_IA_64_GPREL64LSB 0x2f /* word64 LSB @gprel(S + A) */ 1119 #define R_IA_64_LTOFF22 0x32 /* immediate22 @ltoff(S + A) */ 1120 #define R_IA_64_LTOFF64I 0x33 /* immediate64 @ltoff(S + A) */ 1121 #define R_IA_64_PLTOFF22 0x3a /* immediate22 @pltoff(S + A) */ 1122 #define R_IA_64_PLTOFF64I 0x3b /* immediate64 @pltoff(S + A) */ 1123 #define R_IA_64_PLTOFF64MSB 0x3e /* word64 MSB @pltoff(S + A) */ 1124 #define R_IA_64_PLTOFF64LSB 0x3f /* word64 LSB @pltoff(S + A) */ 1125 #define R_IA_64_FPTR64I 0x43 /* immediate64 @fptr(S + A) */ 1126 #define R_IA_64_FPTR32MSB 0x44 /* word32 MSB @fptr(S + A) */ 1127 #define R_IA_64_FPTR32LSB 0x45 /* word32 LSB @fptr(S + A) */ 1128 #define R_IA_64_FPTR64MSB 0x46 /* word64 MSB @fptr(S + A) */ 1129 #define R_IA_64_FPTR64LSB 0x47 /* word64 LSB @fptr(S + A) */ 1130 #define R_IA_64_PCREL60B 0x48 /* immediate60 form1 S + A - P */ 1131 #define R_IA_64_PCREL21B 0x49 /* immediate21 form1 S + A - P */ 1132 #define R_IA_64_PCREL21M 0x4a /* immediate21 form2 S + A - P */ 1133 #define R_IA_64_PCREL21F 0x4b /* immediate21 form3 S + A - P */ 1134 #define R_IA_64_PCREL32MSB 0x4c /* word32 MSB S + A - P */ 1135 #define R_IA_64_PCREL32LSB 0x4d /* word32 LSB S + A - P */ 1136 #define R_IA_64_PCREL64MSB 0x4e /* word64 MSB S + A - P */ 1137 #define R_IA_64_PCREL64LSB 0x4f /* word64 LSB S + A - P */ 1138 #define R_IA_64_LTOFF_FPTR22 0x52 /* immediate22 @ltoff(@fptr(S + A)) */ 1139 #define R_IA_64_LTOFF_FPTR64I 0x53 /* immediate64 @ltoff(@fptr(S + A)) */ 1140 #define R_IA_64_LTOFF_FPTR32MSB 0x54 /* word32 MSB @ltoff(@fptr(S + A)) */ 1141 #define R_IA_64_LTOFF_FPTR32LSB 0x55 /* word32 LSB @ltoff(@fptr(S + A)) */ 1142 #define R_IA_64_LTOFF_FPTR64MSB 0x56 /* word64 MSB @ltoff(@fptr(S + A)) */ 1143 #define R_IA_64_LTOFF_FPTR64LSB 0x57 /* word64 LSB @ltoff(@fptr(S + A)) */ 1144 #define R_IA_64_SEGREL32MSB 0x5c /* word32 MSB @segrel(S + A) */ 1145 #define R_IA_64_SEGREL32LSB 0x5d /* word32 LSB @segrel(S + A) */ 1146 #define R_IA_64_SEGREL64MSB 0x5e /* word64 MSB @segrel(S + A) */ 1147 #define R_IA_64_SEGREL64LSB 0x5f /* word64 LSB @segrel(S + A) */ 1148 #define R_IA_64_SECREL32MSB 0x64 /* word32 MSB @secrel(S + A) */ 1149 #define R_IA_64_SECREL32LSB 0x65 /* word32 LSB @secrel(S + A) */ 1150 #define R_IA_64_SECREL64MSB 0x66 /* word64 MSB @secrel(S + A) */ 1151 #define R_IA_64_SECREL64LSB 0x67 /* word64 LSB @secrel(S + A) */ 1152 #define R_IA_64_REL32MSB 0x6c /* word32 MSB BD + A */ 1153 #define R_IA_64_REL32LSB 0x6d /* word32 LSB BD + A */ 1154 #define R_IA_64_REL64MSB 0x6e /* word64 MSB BD + A */ 1155 #define R_IA_64_REL64LSB 0x6f /* word64 LSB BD + A */ 1156 #define R_IA_64_LTV32MSB 0x74 /* word32 MSB S + A */ 1157 #define R_IA_64_LTV32LSB 0x75 /* word32 LSB S + A */ 1158 #define R_IA_64_LTV64MSB 0x76 /* word64 MSB S + A */ 1159 #define R_IA_64_LTV64LSB 0x77 /* word64 LSB S + A */ 1160 #define R_IA_64_PCREL21BI 0x79 /* immediate21 form1 S + A - P */ 1161 #define R_IA_64_PCREL22 0x7a /* immediate22 S + A - P */ 1162 #define R_IA_64_PCREL64I 0x7b /* immediate64 S + A - P */ 1163 #define R_IA_64_IPLTMSB 0x80 /* function descriptor MSB special */ 1164 #define R_IA_64_IPLTLSB 0x81 /* function descriptor LSB special */ 1165 #define R_IA_64_SUB 0x85 /* immediate64 A - S */ 1166 #define R_IA_64_LTOFF22X 0x86 /* immediate22 special */ 1167 #define R_IA_64_LDXMOV 0x87 /* immediate22 special */ 1168 #define R_IA_64_TPREL14 0x91 /* imm14 @tprel(S + A) */ 1169 #define R_IA_64_TPREL22 0x92 /* imm22 @tprel(S + A) */ 1170 #define R_IA_64_TPREL64I 0x93 /* imm64 @tprel(S + A) */ 1171 #define R_IA_64_TPREL64MSB 0x96 /* word64 MSB @tprel(S + A) */ 1172 #define R_IA_64_TPREL64LSB 0x97 /* word64 LSB @tprel(S + A) */ 1173 #define R_IA_64_LTOFF_TPREL22 0x9a /* imm22 @ltoff(@tprel(S+A)) */ 1174 #define R_IA_64_DTPMOD64MSB 0xa6 /* word64 MSB @dtpmod(S + A) */ 1175 #define R_IA_64_DTPMOD64LSB 0xa7 /* word64 LSB @dtpmod(S + A) */ 1176 #define R_IA_64_LTOFF_DTPMOD22 0xaa /* imm22 @ltoff(@dtpmod(S+A)) */ 1177 #define R_IA_64_DTPREL14 0xb1 /* imm14 @dtprel(S + A) */ 1178 #define R_IA_64_DTPREL22 0xb2 /* imm22 @dtprel(S + A) */ 1179 #define R_IA_64_DTPREL64I 0xb3 /* imm64 @dtprel(S + A) */ 1180 #define R_IA_64_DTPREL32MSB 0xb4 /* word32 MSB @dtprel(S + A) */ 1181 #define R_IA_64_DTPREL32LSB 0xb5 /* word32 LSB @dtprel(S + A) */ 1182 #define R_IA_64_DTPREL64MSB 0xb6 /* word64 MSB @dtprel(S + A) */ 1183 #define R_IA_64_DTPREL64LSB 0xb7 /* word64 LSB @dtprel(S + A) */ 1184 #define R_IA_64_LTOFF_DTPREL22 0xba /* imm22 @ltoff(@dtprel(S+A)) */ 1185 1186 #define R_MIPS_NONE 0 /* No reloc */ 1187 #define R_MIPS_16 1 /* Direct 16 bit */ 1188 #define R_MIPS_32 2 /* Direct 32 bit */ 1189 #define R_MIPS_REL32 3 /* PC relative 32 bit */ 1190 #define R_MIPS_26 4 /* Direct 26 bit shifted */ 1191 #define R_MIPS_HI16 5 /* High 16 bit */ 1192 #define R_MIPS_LO16 6 /* Low 16 bit */ 1193 #define R_MIPS_GPREL16 7 /* GP relative 16 bit */ 1194 #define R_MIPS_LITERAL 8 /* 16 bit literal entry */ 1195 #define R_MIPS_GOT16 9 /* 16 bit GOT entry */ 1196 #define R_MIPS_PC16 10 /* PC relative 16 bit */ 1197 #define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */ 1198 #define R_MIPS_GPREL32 12 /* GP relative 32 bit */ 1199 #define R_MIPS_64 18 /* Direct 64 bit */ 1200 #define R_MIPS_GOT_DISP 19 1201 #define R_MIPS_GOT_PAGE 20 1202 #define R_MIPS_GOT_OFST 21 1203 #define R_MIPS_GOT_HI16 22 /* GOT HI 16 bit */ 1204 #define R_MIPS_GOT_LO16 23 /* GOT LO 16 bit */ 1205 #define R_MIPS_SUB 24 1206 #define R_MIPS_CALLHI16 30 /* upper 16 bit GOT entry for function */ 1207 #define R_MIPS_CALLLO16 31 /* lower 16 bit GOT entry for function */ 1208 #define R_MIPS_JALR 37 1209 #define R_MIPS_TLS_GD 42 1210 #define R_MIPS_COPY 126 1211 #define R_MIPS_JUMP_SLOT 127 1212 1213 #define R_PPC_NONE 0 /* No relocation. */ 1214 #define R_PPC_ADDR32 1 1215 #define R_PPC_ADDR24 2 1216 #define R_PPC_ADDR16 3 1217 #define R_PPC_ADDR16_LO 4 1218 #define R_PPC_ADDR16_HI 5 1219 #define R_PPC_ADDR16_HA 6 1220 #define R_PPC_ADDR14 7 1221 #define R_PPC_ADDR14_BRTAKEN 8 1222 #define R_PPC_ADDR14_BRNTAKEN 9 1223 #define R_PPC_REL24 10 1224 #define R_PPC_REL14 11 1225 #define R_PPC_REL14_BRTAKEN 12 1226 #define R_PPC_REL14_BRNTAKEN 13 1227 #define R_PPC_GOT16 14 1228 #define R_PPC_GOT16_LO 15 1229 #define R_PPC_GOT16_HI 16 1230 #define R_PPC_GOT16_HA 17 1231 #define R_PPC_PLTREL24 18 1232 #define R_PPC_COPY 19 1233 #define R_PPC_GLOB_DAT 20 1234 #define R_PPC_JMP_SLOT 21 1235 #define R_PPC_RELATIVE 22 1236 #define R_PPC_LOCAL24PC 23 1237 #define R_PPC_UADDR32 24 1238 #define R_PPC_UADDR16 25 1239 #define R_PPC_REL32 26 1240 #define R_PPC_PLT32 27 1241 #define R_PPC_PLTREL32 28 1242 #define R_PPC_PLT16_LO 29 1243 #define R_PPC_PLT16_HI 30 1244 #define R_PPC_PLT16_HA 31 1245 #define R_PPC_SDAREL16 32 1246 #define R_PPC_SECTOFF 33 1247 #define R_PPC_SECTOFF_LO 34 1248 #define R_PPC_SECTOFF_HI 35 1249 #define R_PPC_SECTOFF_HA 36 1250 #define R_PPC_IRELATIVE 248 1251 1252 /* 1253 * 64-bit relocations 1254 */ 1255 #define R_PPC64_ADDR64 38 1256 #define R_PPC64_ADDR16_HIGHER 39 1257 #define R_PPC64_ADDR16_HIGHERA 40 1258 #define R_PPC64_ADDR16_HIGHEST 41 1259 #define R_PPC64_ADDR16_HIGHESTA 42 1260 #define R_PPC64_UADDR64 43 1261 #define R_PPC64_REL64 44 1262 #define R_PPC64_PLT64 45 1263 #define R_PPC64_PLTREL64 46 1264 #define R_PPC64_TOC16 47 1265 #define R_PPC64_TOC16_LO 48 1266 #define R_PPC64_TOC16_HI 49 1267 #define R_PPC64_TOC16_HA 50 1268 #define R_PPC64_TOC 51 1269 #define R_PPC64_DTPMOD64 68 1270 #define R_PPC64_TPREL64 73 1271 #define R_PPC64_DTPREL64 78 1272 1273 /* 1274 * TLS relocations 1275 */ 1276 #define R_PPC_TLS 67 1277 #define R_PPC_DTPMOD32 68 1278 #define R_PPC_TPREL16 69 1279 #define R_PPC_TPREL16_LO 70 1280 #define R_PPC_TPREL16_HI 71 1281 #define R_PPC_TPREL16_HA 72 1282 #define R_PPC_TPREL32 73 1283 #define R_PPC_DTPREL16 74 1284 #define R_PPC_DTPREL16_LO 75 1285 #define R_PPC_DTPREL16_HI 76 1286 #define R_PPC_DTPREL16_HA 77 1287 #define R_PPC_DTPREL32 78 1288 #define R_PPC_GOT_TLSGD16 79 1289 #define R_PPC_GOT_TLSGD16_LO 80 1290 #define R_PPC_GOT_TLSGD16_HI 81 1291 #define R_PPC_GOT_TLSGD16_HA 82 1292 #define R_PPC_GOT_TLSLD16 83 1293 #define R_PPC_GOT_TLSLD16_LO 84 1294 #define R_PPC_GOT_TLSLD16_HI 85 1295 #define R_PPC_GOT_TLSLD16_HA 86 1296 #define R_PPC_GOT_TPREL16 87 1297 #define R_PPC_GOT_TPREL16_LO 88 1298 #define R_PPC_GOT_TPREL16_HI 89 1299 #define R_PPC_GOT_TPREL16_HA 90 1300 1301 /* 1302 * The remaining relocs are from the Embedded ELF ABI, and are not in the 1303 * SVR4 ELF ABI. 1304 */ 1305 1306 #define R_PPC_EMB_NADDR32 101 1307 #define R_PPC_EMB_NADDR16 102 1308 #define R_PPC_EMB_NADDR16_LO 103 1309 #define R_PPC_EMB_NADDR16_HI 104 1310 #define R_PPC_EMB_NADDR16_HA 105 1311 #define R_PPC_EMB_SDAI16 106 1312 #define R_PPC_EMB_SDA2I16 107 1313 #define R_PPC_EMB_SDA2REL 108 1314 #define R_PPC_EMB_SDA21 109 1315 #define R_PPC_EMB_MRKREF 110 1316 #define R_PPC_EMB_RELSEC16 111 1317 #define R_PPC_EMB_RELST_LO 112 1318 #define R_PPC_EMB_RELST_HI 113 1319 #define R_PPC_EMB_RELST_HA 114 1320 #define R_PPC_EMB_BIT_FLD 115 1321 #define R_PPC_EMB_RELSDA 116 1322 1323 /* 1324 * RISC-V relocation types. 1325 */ 1326 1327 /* Relocation types used by the dynamic linker. */ 1328 #define R_RISCV_NONE 0 1329 #define R_RISCV_32 1 1330 #define R_RISCV_64 2 1331 #define R_RISCV_RELATIVE 3 1332 #define R_RISCV_COPY 4 1333 #define R_RISCV_JUMP_SLOT 5 1334 #define R_RISCV_TLS_DTPMOD32 6 1335 #define R_RISCV_TLS_DTPMOD64 7 1336 #define R_RISCV_TLS_DTPREL32 8 1337 #define R_RISCV_TLS_DTPREL64 9 1338 #define R_RISCV_TLS_TPREL32 10 1339 #define R_RISCV_TLS_TPREL64 11 1340 1341 /* Relocation types not used by the dynamic linker. */ 1342 #define R_RISCV_BRANCH 16 1343 #define R_RISCV_JAL 17 1344 #define R_RISCV_CALL 18 1345 #define R_RISCV_CALL_PLT 19 1346 #define R_RISCV_GOT_HI20 20 1347 #define R_RISCV_TLS_GOT_HI20 21 1348 #define R_RISCV_TLS_GD_HI20 22 1349 #define R_RISCV_PCREL_HI20 23 1350 #define R_RISCV_PCREL_LO12_I 24 1351 #define R_RISCV_PCREL_LO12_S 25 1352 #define R_RISCV_HI20 26 1353 #define R_RISCV_LO12_I 27 1354 #define R_RISCV_LO12_S 28 1355 #define R_RISCV_TPREL_HI20 29 1356 #define R_RISCV_TPREL_LO12_I 30 1357 #define R_RISCV_TPREL_LO12_S 31 1358 #define R_RISCV_TPREL_ADD 32 1359 #define R_RISCV_ADD8 33 1360 #define R_RISCV_ADD16 34 1361 #define R_RISCV_ADD32 35 1362 #define R_RISCV_ADD64 36 1363 #define R_RISCV_SUB8 37 1364 #define R_RISCV_SUB16 38 1365 #define R_RISCV_SUB32 39 1366 #define R_RISCV_SUB64 40 1367 #define R_RISCV_ALIGN 43 1368 #define R_RISCV_RVC_BRANCH 44 1369 #define R_RISCV_RVC_JUMP 45 1370 #define R_RISCV_RVC_LUI 46 1371 #define R_RISCV_RELAX 51 1372 #define R_RISCV_SUB6 52 1373 #define R_RISCV_SET6 53 1374 #define R_RISCV_SET8 54 1375 #define R_RISCV_SET16 55 1376 #define R_RISCV_SET32 56 1377 #define R_RISCV_32_PCREL 57 1378 #define R_RISCV_IRELATIVE 58 1379 1380 #define R_SPARC_NONE 0 1381 #define R_SPARC_8 1 1382 #define R_SPARC_16 2 1383 #define R_SPARC_32 3 1384 #define R_SPARC_DISP8 4 1385 #define R_SPARC_DISP16 5 1386 #define R_SPARC_DISP32 6 1387 #define R_SPARC_WDISP30 7 1388 #define R_SPARC_WDISP22 8 1389 #define R_SPARC_HI22 9 1390 #define R_SPARC_22 10 1391 #define R_SPARC_13 11 1392 #define R_SPARC_LO10 12 1393 #define R_SPARC_GOT10 13 1394 #define R_SPARC_GOT13 14 1395 #define R_SPARC_GOT22 15 1396 #define R_SPARC_PC10 16 1397 #define R_SPARC_PC22 17 1398 #define R_SPARC_WPLT30 18 1399 #define R_SPARC_COPY 19 1400 #define R_SPARC_GLOB_DAT 20 1401 #define R_SPARC_JMP_SLOT 21 1402 #define R_SPARC_RELATIVE 22 1403 #define R_SPARC_UA32 23 1404 #define R_SPARC_PLT32 24 1405 #define R_SPARC_HIPLT22 25 1406 #define R_SPARC_LOPLT10 26 1407 #define R_SPARC_PCPLT32 27 1408 #define R_SPARC_PCPLT22 28 1409 #define R_SPARC_PCPLT10 29 1410 #define R_SPARC_10 30 1411 #define R_SPARC_11 31 1412 #define R_SPARC_64 32 1413 #define R_SPARC_OLO10 33 1414 #define R_SPARC_HH22 34 1415 #define R_SPARC_HM10 35 1416 #define R_SPARC_LM22 36 1417 #define R_SPARC_PC_HH22 37 1418 #define R_SPARC_PC_HM10 38 1419 #define R_SPARC_PC_LM22 39 1420 #define R_SPARC_WDISP16 40 1421 #define R_SPARC_WDISP19 41 1422 #define R_SPARC_GLOB_JMP 42 1423 #define R_SPARC_7 43 1424 #define R_SPARC_5 44 1425 #define R_SPARC_6 45 1426 #define R_SPARC_DISP64 46 1427 #define R_SPARC_PLT64 47 1428 #define R_SPARC_HIX22 48 1429 #define R_SPARC_LOX10 49 1430 #define R_SPARC_H44 50 1431 #define R_SPARC_M44 51 1432 #define R_SPARC_L44 52 1433 #define R_SPARC_REGISTER 53 1434 #define R_SPARC_UA64 54 1435 #define R_SPARC_UA16 55 1436 #define R_SPARC_TLS_GD_HI22 56 1437 #define R_SPARC_TLS_GD_LO10 57 1438 #define R_SPARC_TLS_GD_ADD 58 1439 #define R_SPARC_TLS_GD_CALL 59 1440 #define R_SPARC_TLS_LDM_HI22 60 1441 #define R_SPARC_TLS_LDM_LO10 61 1442 #define R_SPARC_TLS_LDM_ADD 62 1443 #define R_SPARC_TLS_LDM_CALL 63 1444 #define R_SPARC_TLS_LDO_HIX22 64 1445 #define R_SPARC_TLS_LDO_LOX10 65 1446 #define R_SPARC_TLS_LDO_ADD 66 1447 #define R_SPARC_TLS_IE_HI22 67 1448 #define R_SPARC_TLS_IE_LO10 68 1449 #define R_SPARC_TLS_IE_LD 69 1450 #define R_SPARC_TLS_IE_LDX 70 1451 #define R_SPARC_TLS_IE_ADD 71 1452 #define R_SPARC_TLS_LE_HIX22 72 1453 #define R_SPARC_TLS_LE_LOX10 73 1454 #define R_SPARC_TLS_DTPMOD32 74 1455 #define R_SPARC_TLS_DTPMOD64 75 1456 #define R_SPARC_TLS_DTPOFF32 76 1457 #define R_SPARC_TLS_DTPOFF64 77 1458 #define R_SPARC_TLS_TPOFF32 78 1459 #define R_SPARC_TLS_TPOFF64 79 1460 1461 #define R_X86_64_NONE 0 /* No relocation. */ 1462 #define R_X86_64_64 1 /* Add 64 bit symbol value. */ 1463 #define R_X86_64_PC32 2 /* PC-relative 32 bit signed sym value. */ 1464 #define R_X86_64_GOT32 3 /* PC-relative 32 bit GOT offset. */ 1465 #define R_X86_64_PLT32 4 /* PC-relative 32 bit PLT offset. */ 1466 #define R_X86_64_COPY 5 /* Copy data from shared object. */ 1467 #define R_X86_64_GLOB_DAT 6 /* Set GOT entry to data address. */ 1468 #define R_X86_64_JMP_SLOT 7 /* Set GOT entry to code address. */ 1469 #define R_X86_64_RELATIVE 8 /* Add load address of shared object. */ 1470 #define R_X86_64_GOTPCREL 9 /* Add 32 bit signed pcrel offset to GOT. */ 1471 #define R_X86_64_32 10 /* Add 32 bit zero extended symbol value */ 1472 #define R_X86_64_32S 11 /* Add 32 bit sign extended symbol value */ 1473 #define R_X86_64_16 12 /* Add 16 bit zero extended symbol value */ 1474 #define R_X86_64_PC16 13 /* Add 16 bit signed extended pc relative symbol value */ 1475 #define R_X86_64_8 14 /* Add 8 bit zero extended symbol value */ 1476 #define R_X86_64_PC8 15 /* Add 8 bit signed extended pc relative symbol value */ 1477 #define R_X86_64_DTPMOD64 16 /* ID of module containing symbol */ 1478 #define R_X86_64_DTPOFF64 17 /* Offset in TLS block */ 1479 #define R_X86_64_TPOFF64 18 /* Offset in static TLS block */ 1480 #define R_X86_64_TLSGD 19 /* PC relative offset to GD GOT entry */ 1481 #define R_X86_64_TLSLD 20 /* PC relative offset to LD GOT entry */ 1482 #define R_X86_64_DTPOFF32 21 /* Offset in TLS block */ 1483 #define R_X86_64_GOTTPOFF 22 /* PC relative offset to IE GOT entry */ 1484 #define R_X86_64_TPOFF32 23 /* Offset in static TLS block */ 1485 #define R_X86_64_PC64 24 /* PC-relative 64 bit signed sym value. */ 1486 #define R_X86_64_GOTOFF64 25 1487 #define R_X86_64_GOTPC32 26 1488 #define R_X86_64_GOT64 27 1489 #define R_X86_64_GOTPCREL64 28 1490 #define R_X86_64_GOTPC64 29 1491 #define R_X86_64_GOTPLT64 30 1492 #define R_X86_64_PLTOFF64 31 1493 #define R_X86_64_SIZE32 32 1494 #define R_X86_64_SIZE64 33 1495 #define R_X86_64_GOTPC32_TLSDESC 34 1496 #define R_X86_64_TLSDESC_CALL 35 1497 #define R_X86_64_TLSDESC 36 1498 #define R_X86_64_IRELATIVE 37 1499 #define R_X86_64_RELATIVE64 38 1500 /* 39 and 40 were BND-related, already decomissioned */ 1501 #define R_X86_64_GOTPCRELX 41 1502 #define R_X86_64_REX_GOTPCRELX 42 1503 1504 #define ELF_BSDF_SIGFASTBLK 0x0001 /* Kernel supports fast sigblock */ 1505 #define ELF_BSDF_VMNOOVERCOMMIT 0x0002 1506 1507 #endif /* !_SYS_ELF_COMMON_H_ */ 1508