1/* $NetBSD: exec_elf.h,v 1.171 2023/01/08 17:03:42 christos Exp $ */ 2 3/*- 4 * Copyright (c) 1994 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#ifndef _SYS_EXEC_ELF_H_ 33#define _SYS_EXEC_ELF_H_ 34 35/* 36 * The current ELF ABI specification is available at: 37 * http://www.sco.com/developers/gabi/ 38 * 39 * Current header definitions are in: 40 * http://www.sco.com/developers/gabi/latest/ch4.eheader.html 41 */ 42 43#if defined(_KERNEL) || defined(_STANDALONE) 44#include <sys/types.h> 45#else 46#include <inttypes.h> 47#include <stddef.h> 48#endif /* _KERNEL || _STANDALONE */ 49 50#if HAVE_NBTOOL_CONFIG_H 51#include <nbinclude/machine/elf_machdep.h> 52#else 53#include <machine/elf_machdep.h> 54#endif 55 56typedef uint8_t Elf_Byte; 57 58typedef uint32_t Elf32_Addr; 59#define ELF32_FSZ_ADDR 4 60typedef uint32_t Elf32_Off; 61typedef int32_t Elf32_SOff; 62#define ELF32_FSZ_OFF 4 63typedef int32_t Elf32_Sword; 64#define ELF32_FSZ_SWORD 4 65typedef uint32_t Elf32_Word; 66#define ELF32_FSZ_WORD 4 67typedef uint16_t Elf32_Half; 68#define ELF32_FSZ_HALF 2 69typedef uint64_t Elf32_Lword; 70#define ELF32_FSZ_LWORD 8 71 72typedef uint64_t Elf64_Addr; 73#define ELF64_FSZ_ADDR 8 74typedef uint64_t Elf64_Off; 75typedef int64_t Elf64_SOff; 76#define ELF64_FSZ_OFF 8 77 78typedef int32_t Elf64_Sword; 79#define ELF64_FSZ_SWORD 4 80typedef uint32_t Elf64_Word; 81#define ELF64_FSZ_WORD 4 82 83typedef int64_t Elf64_Sxword; 84#define ELF64_FSZ_SXWORD 8 85typedef uint64_t Elf64_Xword; 86#define ELF64_FSZ_XWORD 8 87typedef uint64_t Elf64_Lword; 88#define ELF64_FSZ_LWORD 8 89typedef uint16_t Elf64_Half; 90#define ELF64_FSZ_HALF 2 91 92/* 93 * ELF Header 94 */ 95#define ELF_NIDENT 16 96 97typedef struct { 98 unsigned char e_ident[ELF_NIDENT]; /* Id bytes */ 99 Elf32_Half e_type; /* file type */ 100 Elf32_Half e_machine; /* machine type */ 101 Elf32_Word e_version; /* version number */ 102 Elf32_Addr e_entry; /* entry point */ 103 Elf32_Off e_phoff; /* Program hdr offset */ 104 Elf32_Off e_shoff; /* Section hdr offset */ 105 Elf32_Word e_flags; /* Processor flags */ 106 Elf32_Half e_ehsize; /* sizeof ehdr */ 107 Elf32_Half e_phentsize; /* Program header entry size */ 108 Elf32_Half e_phnum; /* Number of program headers */ 109 Elf32_Half e_shentsize; /* Section header entry size */ 110 Elf32_Half e_shnum; /* Number of section headers */ 111 Elf32_Half e_shstrndx; /* String table index */ 112} Elf32_Ehdr; 113 114typedef struct { 115 unsigned char e_ident[ELF_NIDENT]; /* Id bytes */ 116 Elf64_Half e_type; /* file type */ 117 Elf64_Half e_machine; /* machine type */ 118 Elf64_Word e_version; /* version number */ 119 Elf64_Addr e_entry; /* entry point */ 120 Elf64_Off e_phoff; /* Program hdr offset */ 121 Elf64_Off e_shoff; /* Section hdr offset */ 122 Elf64_Word e_flags; /* Processor flags */ 123 Elf64_Half e_ehsize; /* sizeof ehdr */ 124 Elf64_Half e_phentsize; /* Program header entry size */ 125 Elf64_Half e_phnum; /* Number of program headers */ 126 Elf64_Half e_shentsize; /* Section header entry size */ 127 Elf64_Half e_shnum; /* Number of section headers */ 128 Elf64_Half e_shstrndx; /* String table index */ 129} Elf64_Ehdr; 130 131/* e_ident offsets */ 132#define EI_MAG0 0 /* '\177' */ 133#define EI_MAG1 1 /* 'E' */ 134#define EI_MAG2 2 /* 'L' */ 135#define EI_MAG3 3 /* 'F' */ 136#define EI_CLASS 4 /* File class */ 137#define EI_DATA 5 /* Data encoding */ 138#define EI_VERSION 6 /* File version */ 139#define EI_OSABI 7 /* Operating system/ABI identification */ 140#define EI_ABIVERSION 8 /* ABI version */ 141#define EI_PAD 9 /* Start of padding bytes up to EI_NIDENT*/ 142#define EI_NIDENT 16 /* First non-ident header byte */ 143 144/* e_ident[EI_MAG0,EI_MAG3] */ 145#define ELFMAG0 0x7f 146#define ELFMAG1 'E' 147#define ELFMAG2 'L' 148#define ELFMAG3 'F' 149#define ELFMAG "\177ELF" 150#define SELFMAG 4 151 152/* e_ident[EI_CLASS] */ 153#define ELFCLASSNONE 0 /* Invalid class */ 154#define ELFCLASS32 1 /* 32-bit objects */ 155#define ELFCLASS64 2 /* 64-bit objects */ 156#define ELFCLASSNUM 3 157 158/* e_ident[EI_DATA] */ 159#define ELFDATANONE 0 /* Invalid data encoding */ 160#define ELFDATA2LSB 1 /* 2's complement values, LSB first */ 161#define ELFDATA2MSB 2 /* 2's complement values, MSB first */ 162 163/* e_ident[EI_VERSION] */ 164#define EV_NONE 0 /* Invalid version */ 165#define EV_CURRENT 1 /* Current version */ 166#define EV_NUM 2 167 168/* e_ident[EI_OSABI] */ 169#define ELFOSABI_SYSV 0 /* UNIX System V ABI */ 170#define ELFOSABI_HPUX 1 /* HP-UX operating system */ 171#define ELFOSABI_NETBSD 2 /* NetBSD */ 172#define ELFOSABI_GNU 3 /* GNU/Linux */ 173#define ELFOSABI_HURD 4 /* GNU/Hurd - historical */ 174#define ELFOSABI_86OPEN 5 /* 86Open - historical */ 175#define ELFOSABI_SOLARIS 6 /* Solaris */ 176#define ELFOSABI_AIX 7 /* AIX */ 177#define ELFOSABI_IRIX 8 /* IRIX */ 178#define ELFOSABI_FREEBSD 9 /* FreeBSD */ 179#define ELFOSABI_TRU64 10 /* TRU64 UNIX */ 180#define ELFOSABI_MODESTO 11 /* Novell Modesto */ 181#define ELFOSABI_OPENBSD 12 /* OpenBSD */ 182#define ELFOSABI_OPENVMS 13 /* OpenVMS */ 183#define ELFOSABI_NSK 14 /* HP Non-Stop Kernel */ 184#define ELFOSABI_AROS 15 /* Amiga Research OS */ 185#define ELFOSABI_FENIXOS 16 /* The FenixOS highly scalable multi-core OS */ 186#define ELFOSABI_CLOUDABI 17 /* Nuxi CloudABI */ 187#define ELFOSABI_OPENVOS 18 /* Stratus Technologies OpenVOS */ 188/* Unofficial OSABIs follow */ 189#define ELFOSABI_ARM 97 /* ARM */ 190#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ 191 192#define ELFOSABI_NONE ELFOSABI_SYSV 193 194/* Historical aliases. */ 195#define ELFOSABI_LINUX ELFOSABI_GNU 196#define ELFOSABI_MONTEREY ELFOSABI_AIX 197 198/* e_type */ 199#define ET_NONE 0 /* No file type */ 200#define ET_REL 1 /* Relocatable file */ 201#define ET_EXEC 2 /* Executable file */ 202#define ET_DYN 3 /* Shared object file */ 203#define ET_CORE 4 /* Core file */ 204#define ET_NUM 5 205 206#define ET_LOOS 0xfe00 /* Operating system specific range */ 207#define ET_HIOS 0xfeff 208#define ET_LOPROC 0xff00 /* Processor-specific range */ 209#define ET_HIPROC 0xffff 210 211/* e_machine */ 212#define EM_NONE 0 /* No machine */ 213#define EM_M32 1 /* AT&T WE 32100 */ 214#define EM_SPARC 2 /* SPARC */ 215#define EM_386 3 /* Intel 80386 */ 216#define EM_68K 4 /* Motorola 68000 */ 217#define EM_88K 5 /* Motorola 88000 */ 218#define EM_486 6 /* Intel 80486 [old] */ 219#define EM_IAMCU EM_486 /* Intel MCU. */ 220#define EM_860 7 /* Intel 80860 */ 221#define EM_MIPS 8 /* MIPS I Architecture */ 222#define EM_S370 9 /* Amdahl UTS on System/370 */ 223#define EM_MIPS_RS3_LE 10 /* MIPS RS3000 Little-endian */ 224 /* 11-14 - Reserved */ 225#define EM_RS6000 11 /* IBM RS/6000 XXX reserved */ 226#define EM_PARISC 15 /* Hewlett-Packard PA-RISC */ 227#define EM_NCUBE 16 /* NCube XXX reserved */ 228#define EM_VPP500 17 /* Fujitsu VPP500 */ 229#define EM_SPARC32PLUS 18 /* Enhanced instruction set SPARC */ 230#define EM_960 19 /* Intel 80960 */ 231#define EM_PPC 20 /* PowerPC */ 232#define EM_PPC64 21 /* 64-bit PowerPC */ 233#define EM_S390 22 /* IBM System/390 Processor */ 234#define EM_SPU 23 /* IBM SPU/SPC */ 235 /* 24-35 - Reserved */ 236#define EM_V800 36 /* NEC V800 */ 237#define EM_FR20 37 /* Fujitsu FR20 */ 238#define EM_RH32 38 /* TRW RH-32 */ 239#define EM_RCE 39 /* Motorola RCE */ 240#define EM_ARM 40 /* Advanced RISC Machines ARM */ 241#define EM_OLD_ALPHA 41 /* DIGITAL Alpha (obsolete) */ 242#define EM_SH 42 /* Hitachi Super-H */ 243#define EM_SPARCV9 43 /* SPARC Version 9 */ 244#define EM_TRICORE 44 /* Siemens Tricore */ 245#define EM_ARC 45 /* Argonaut RISC Core */ 246#define EM_H8_300 46 /* Hitachi H8/300 */ 247#define EM_H8_300H 47 /* Hitachi H8/300H */ 248#define EM_H8S 48 /* Hitachi H8S */ 249#define EM_H8_500 49 /* Hitachi H8/500 */ 250#define EM_IA_64 50 /* Intel Merced Processor */ 251#define EM_MIPS_X 51 /* Stanford MIPS-X */ 252#define EM_COLDFIRE 52 /* Motorola Coldfire */ 253#define EM_68HC12 53 /* Motorola MC68HC12 */ 254#define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator */ 255#define EM_PCP 55 /* Siemens PCP */ 256#define EM_NCPU 56 /* Sony nCPU embedded RISC processor */ 257#define EM_NDR1 57 /* Denso NDR1 microprocessor */ 258#define EM_STARCORE 58 /* Motorola Star*Core processor */ 259#define EM_ME16 59 /* Toyota ME16 processor */ 260#define EM_ST100 60 /* STMicroelectronics ST100 processor */ 261#define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ embedded family processor */ 262#define EM_X86_64 62 /* AMD x86-64 architecture */ 263#define EM_PDSP 63 /* Sony DSP Processor */ 264#define EM_PDP10 64 /* Digital Equipment Corp. PDP-10 */ 265#define EM_PDP11 65 /* Digital Equipment Corp. PDP-11 */ 266#define EM_FX66 66 /* Siemens FX66 microcontroller */ 267#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 bit microcontroller */ 268#define EM_ST7 68 /* STMicroelectronics ST7 8-bit microcontroller */ 269#define EM_68HC16 69 /* Motorola MC68HC16 Microcontroller */ 270#define EM_68HC11 70 /* Motorola MC68HC11 Microcontroller */ 271#define EM_68HC08 71 /* Motorola MC68HC08 Microcontroller */ 272#define EM_68HC05 72 /* Motorola MC68HC05 Microcontroller */ 273#define EM_SVX 73 /* Silicon Graphics SVx */ 274#define EM_ST19 74 /* STMicroelectronics ST19 8-bit CPU */ 275#define EM_VAX 75 /* Digital VAX */ 276#define EM_CRIS 76 /* Axis Communications 32-bit embedded processor */ 277#define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded CPU */ 278#define EM_FIREPATH 78 /* Element 14 64-bit DSP processor */ 279#define EM_ZSP 79 /* LSI Logic's 16-bit DSP processor */ 280#define EM_MMIX 80 /* Donald Knuth's educational 64-bit processor */ 281#define EM_HUANY 81 /* Harvard's machine-independent format */ 282#define EM_PRISM 82 /* SiTera Prism */ 283#define EM_AVR 83 /* Atmel AVR 8-bit microcontroller */ 284#define EM_FR30 84 /* Fujitsu FR30 */ 285#define EM_D10V 85 /* Mitsubishi D10V */ 286#define EM_D30V 86 /* Mitsubishi D30V */ 287#define EM_V850 87 /* NEC v850 */ 288#define EM_M32R 88 /* Mitsubishi M32R */ 289#define EM_MN10300 89 /* Matsushita MN10300 */ 290#define EM_MN10200 90 /* Matsushita MN10200 */ 291#define EM_PJ 91 /* picoJava */ 292#define EM_OR1K 92 /* OpenRISC 32-bit embedded processor */ 293#define EM_OPENRISC EM_OR1K 294#define EM_ARC_A5 93 /* ARC Cores Tangent-A5 */ 295#define EM_ARC_COMPACT EM_ARC_A5 /* ARC International ARCompact processor (old spelling/synonym: EM_ARC_A5) */ 296#define EM_XTENSA 94 /* Tensilica Xtensa Architecture */ 297#define EM_VIDEOCORE 95 /* Alphamosaic VideoCore processor */ 298#define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose Processor */ 299#define EM_NS32K 97 /* National Semiconductor 32000 series */ 300#define EM_TPC 98 /* Tenor Network TPC processor */ 301#define EM_SNP1K 99 /* Trebia SNP 1000 processor */ 302#define EM_ST200 100 /* STMicroelectronics ST200 microcontroller */ 303#define EM_IP2K 101 /* Ubicom IP2xxx microcontroller family */ 304#define EM_MAX 102 /* MAX processor */ 305#define EM_CR 103 /* National Semiconductor CompactRISC micorprocessor */ 306#define EM_F2MC16 104 /* Fujitsu F2MC16 */ 307#define EM_MSP430 105 /* Texas Instruments MSP430 */ 308#define EM_BLACKFIN 106 /* Analog Devices Blackfin DSP */ 309#define EM_SE_C33 107 /* Seiko Epson S1C33 family */ 310#define EM_SEP 108 /* Sharp embedded microprocessor */ 311#define EM_ARCA 109 /* Arca RISC microprocessor */ 312#define EM_UNICORE 110 /* UNICORE from PKU-Unity Ltd. and MPRC Peking University */ 313#define EM_EXCESS 111 /* eXcess: 16/32/64-bit configurable embedded CPU */ 314#define EM_DXP 112 /* Icera Semiconductor Inc. Deep Execution Processor */ 315#define EM_ALTERA_NIOS2 113 /* Altera Nios II soft-core processor */ 316#define EM_CRX 114 /* National Semiconductor CompactRISC CRX microprocessor */ 317#define EM_XGATE 115 /* Motorola XGATE embedded processor */ 318#define EM_C166 116 /* Infineon C16x/XC16x processor */ 319#define EM_M16C 117 /* Renesas M16C series microprocessors */ 320#define EM_DSPIC30F 118 /* Microchip Technology dsPIC30F Digital Signal Controller */ 321#define EM_CE 119 /* Freescale Communication Engine RISC core */ 322#define EM_M32C 120 /* Renesas M32C series microprocessors */ 323 /* 121-130 - Reserved */ 324#define EM_TSK3000 131 /* Altium TSK3000 core */ 325#define EM_RS08 132 /* Freescale RS08 embedded processor */ 326#define EM_SHARC 133 /* Analog Devices SHARC family of 32-bit DSP processors */ 327#define EM_ECOG2 134 /* Cyan Technology eCOG2 microprocessor */ 328#define EM_SCORE7 135 /* Sunplus S+core7 RISC processor */ 329#define EM_DSP24 136 /* New Japan Radio (NJR) 24-bit DSP Processor */ 330#define EM_VIDEOCORE3 137 /* Broadcom VideoCore III processor */ 331#define EM_LATTICEMICO32 138 /* RISC processor for Lattice FPGA architecture */ 332#define EM_SE_C17 139 /* Seiko Epson C17 family */ 333#define EM_TI_C6000 140 /* The Texas Instruments TMS320C6000 DSP family */ 334#define EM_TI_C2000 141 /* The Texas Instruments TMS320C2000 DSP family */ 335#define EM_TI_C5500 142 /* The Texas Instruments TMS320C55x DSP family */ 336#define EM_TI_ARP32 143 /* Texas Instruments Application Specific RISC Processor, 32bit fetch */ 337#define EM_TI_PRU 144 /* Texas Instruments Programmable Realtime Unit */ 338 /* 145-159 - Reserved */ 339#define EM_MMDSP_PLUS 160 /* STMicroelectronics 64bit VLIW Data Signal Processor */ 340#define EM_CYPRESS_M8C 161 /* Cypress M8C microprocessor */ 341#define EM_R32C 162 /* Renesas R32C series microprocessors */ 342#define EM_TRIMEDIA 163 /* NXP Semiconductors TriMedia architecture family */ 343#define EM_QDSP6 164 /* QUALCOMM DSP6 Processor */ 344#define EM_8051 165 /* Intel 8051 and variants */ 345#define EM_STXP7X 166 /* STMicroelectronics STxP7x family of configurable and extensible RISC processors */ 346#define EM_NDS32 167 /* Andes Technology compact code size embedded RISC processor family */ 347#define EM_ECOG1 168 /* Cyan Technology eCOG1X family */ 348#define EM_ECOG1X 168 /* Cyan Technology eCOG1X family */ 349#define EM_MAXQ30 169 /* Dallas Semiconductor MAXQ30 Core Micro-controllers */ 350#define EM_XIMO16 170 /* New Japan Radio (NJR) 16-bit DSP Processor */ 351#define EM_MANIK 171 /* M2000 Reconfigurable RISC Microprocessor */ 352#define EM_CRAYNV2 172 /* Cray Inc. NV2 vector architecture */ 353#define EM_RX 173 /* Renesas RX family */ 354#define EM_METAG 174 /* Imagination Technologies META processor architecture */ 355#define EM_MCST_ELBRUS 175 /* MCST Elbrus general purpose hardware architecture */ 356#define EM_ECOG16 176 /* Cyan Technology eCOG16 family */ 357#define EM_CR16 177 /* National Semiconductor CompactRISC CR16 16-bit microprocessor */ 358#define EM_ETPU 178 /* Freescale Extended Time Processing Unit */ 359#define EM_SLE9X 179 /* Infineon Technologies SLE9X core */ 360#define EM_L10M 180 /* Intel L10M */ 361#define EM_K10M 181 /* Intel K10M */ 362 /* 182 - Reserved */ 363#define EM_AARCH64 183 /* AArch64 64-bit ARM microprocessor */ 364 /* 184 - Reserved */ 365#define EM_AVR32 185 /* Atmel Corporation 32-bit microprocessor family*/ 366#define EM_STM8 186 /* STMicroeletronics STM8 8-bit microcontroller */ 367#define EM_TILE64 187 /* Tilera TILE64 multicore architecture family */ 368#define EM_TILEPRO 188 /* Tilera TILEPro multicore architecture family */ 369#define EM_MICROBLAZE 189 /* Xilinx MicroBlaze 32-bit RISC soft processor core */ 370#define EM_CUDA 190 /* NVIDIA CUDA architecture */ 371#define EM_TILEGX 191 /* Tilera TILE-GX multicore architecture family */ 372#define EM_CLOUDSHIELD 192 /* CloudShield architecture family */ 373#define EM_COREA_1ST 193 /* KIPO-KAIST Core-A 1st generation processor family */ 374#define EM_COREA_2ND 194 /* KIPO-KAIST Core-A 2nd generation processor family */ 375#define EM_ARC_COMPACT2 195 /* Synopsys ARCompact V2 */ 376#define EM_OPEN8 196 /* Open8 8-bit RISC soft processor core */ 377#define EM_RL78 197 /* Renesas RL78 family */ 378#define EM_VIDEOCORE5 198 /* Broadcom VideoCore V processor */ 379#define EM_78KOR 199 /* Renesas 78KOR family */ 380#define EM_56800EX 200 /* Freescale 56800EX Digital Signal Controller (DSC) */ 381#define EM_BA1 201 /* Beyond BA1 CPU architecture */ 382#define EM_BA2 202 /* Beyond BA2 CPU architecture */ 383#define EM_XCORE 203 /* XMOS xCORE processor family */ 384#define EM_MCHP_PIC 204 /* Microchip 8-bit PIC(r) family */ 385#define EM_INTEL205 205 /* Reserved by Intel */ 386#define EM_INTEL206 206 /* Reserved by Intel */ 387#define EM_INTEL207 207 /* Reserved by Intel */ 388#define EM_INTEL208 208 /* Reserved by Intel */ 389#define EM_INTEL209 209 /* Reserved by Intel */ 390#define EM_KM32 210 /* KM211 KM32 32-bit processor */ 391#define EM_KMX32 211 /* KM211 KMX32 32-bit processor */ 392#define EM_KMX16 212 /* KM211 KMX16 16-bit processor */ 393#define EM_KMX8 213 /* KM211 KMX8 8-bit processor */ 394#define EM_KVARC 214 /* KM211 KVARC processor */ 395#define EM_CDP 215 /* Paneve CDP architecture family */ 396#define EM_COGE 216 /* Cognitive Smart Memory Processor */ 397#define EM_COOL 217 /* Bluechip Systems CoolEngine */ 398#define EM_NORC 218 /* Nanoradio Optimized RISC */ 399#define EM_CSR_KALIMBA 219 /* CSR Kalimba architecture family */ 400#define EM_Z80 220 /* Zilog Z80 */ 401#define EM_VISIUM 221 /* Controls and Data Services VISIUMcore processor */ 402#define EM_FT32 222 /* FTDI Chip FT32 high performance 32-bit RISC architecture */ 403#define EM_MOXIE 223 /* Moxie processor family */ 404#define EM_AMDGPU 224 /* AMD GPU architecture */ 405 /* 225-242 - Reserved */ 406#define EM_RISCV 243 /* RISC-V */ 407 408/* Unofficial machine types follow */ 409#define EM_ALPHA 36902 /* DIGITAL Alpha */ 410#define EM_NUM 36903 411 412/* 413 * Program Header 414 */ 415typedef struct { 416 Elf32_Word p_type; /* entry type */ 417 Elf32_Off p_offset; /* offset */ 418 Elf32_Addr p_vaddr; /* virtual address */ 419 Elf32_Addr p_paddr; /* physical address */ 420 Elf32_Word p_filesz; /* file size */ 421 Elf32_Word p_memsz; /* memory size */ 422 Elf32_Word p_flags; /* flags */ 423 Elf32_Word p_align; /* memory & file alignment */ 424} Elf32_Phdr; 425 426typedef struct { 427 Elf64_Word p_type; /* entry type */ 428 Elf64_Word p_flags; /* flags */ 429 Elf64_Off p_offset; /* offset */ 430 Elf64_Addr p_vaddr; /* virtual address */ 431 Elf64_Addr p_paddr; /* physical address */ 432 Elf64_Xword p_filesz; /* file size */ 433 Elf64_Xword p_memsz; /* memory size */ 434 Elf64_Xword p_align; /* memory & file alignment */ 435} Elf64_Phdr; 436 437/* p_type */ 438#define PT_NULL 0 /* Program header table entry unused */ 439#define PT_LOAD 1 /* Loadable program segment */ 440#define PT_DYNAMIC 2 /* Dynamic linking information */ 441#define PT_INTERP 3 /* Program interpreter */ 442#define PT_NOTE 4 /* Auxiliary information */ 443#define PT_SHLIB 5 /* Reserved, unspecified semantics */ 444#define PT_PHDR 6 /* Entry for header table itself */ 445#define PT_TLS 7 /* TLS initialisation image */ 446#define PT_NUM 8 447 448#define PT_LOOS 0x60000000 /* OS-specific range */ 449 450/* GNU-specific */ 451#define PT_GNU_EH_FRAME 0x6474e550 /* EH frame segment */ 452#define PT_GNU_STACK 0x6474e551 /* Indicate executable stack */ 453#define PT_GNU_RELRO 0x6474e552 /* Make read-only after relocation */ 454 455#define PT_HIOS 0x6fffffff 456#define PT_LOPROC 0x70000000 /* Processor-specific range */ 457#define PT_HIPROC 0x7fffffff 458 459#define PT_MIPS_REGINFO 0x70000000 460#define PT_MIPS_ABIFLAGS 0x70000003 461 462/* p_flags */ 463#define PF_R 0x4 /* Segment is readable */ 464#define PF_W 0x2 /* Segment is writable */ 465#define PF_X 0x1 /* Segment is executable */ 466 467#define PF_MASKOS 0x0ff00000 /* Operating system specific values */ 468#define PF_MASKPROC 0xf0000000 /* Processor-specific values */ 469 470/* Extended program header index. */ 471#define PN_XNUM 0xffff 472 473/* 474 * Section Headers 475 */ 476typedef struct { 477 Elf32_Word sh_name; /* section name (.shstrtab index) */ 478 Elf32_Word sh_type; /* section type */ 479 Elf32_Word sh_flags; /* section flags */ 480 Elf32_Addr sh_addr; /* virtual address */ 481 Elf32_Off sh_offset; /* file offset */ 482 Elf32_Word sh_size; /* section size */ 483 Elf32_Word sh_link; /* link to another */ 484 Elf32_Word sh_info; /* misc info */ 485 Elf32_Word sh_addralign; /* memory alignment */ 486 Elf32_Word sh_entsize; /* table entry size */ 487} Elf32_Shdr; 488 489typedef struct { 490 Elf64_Word sh_name; /* section name (.shstrtab index) */ 491 Elf64_Word sh_type; /* section type */ 492 Elf64_Xword sh_flags; /* section flags */ 493 Elf64_Addr sh_addr; /* virtual address */ 494 Elf64_Off sh_offset; /* file offset */ 495 Elf64_Xword sh_size; /* section size */ 496 Elf64_Word sh_link; /* link to another */ 497 Elf64_Word sh_info; /* misc info */ 498 Elf64_Xword sh_addralign; /* memory alignment */ 499 Elf64_Xword sh_entsize; /* table entry size */ 500} Elf64_Shdr; 501 502/* sh_type */ 503#define SHT_NULL 0 /* Section header table entry unused */ 504#define SHT_PROGBITS 1 /* Program information */ 505#define SHT_SYMTAB 2 /* Symbol table */ 506#define SHT_STRTAB 3 /* String table */ 507#define SHT_RELA 4 /* Relocation information w/ addend */ 508#define SHT_HASH 5 /* Symbol hash table */ 509#define SHT_DYNAMIC 6 /* Dynamic linking information */ 510#define SHT_NOTE 7 /* Auxiliary information */ 511#define SHT_NOBITS 8 /* No space allocated in file image */ 512#define SHT_REL 9 /* Relocation information w/o addend */ 513#define SHT_SHLIB 10 /* Reserved, unspecified semantics */ 514#define SHT_DYNSYM 11 /* Symbol table for dynamic linker */ 515#define SHT_INIT_ARRAY 14 /* Initialization function pointers */ 516#define SHT_FINI_ARRAY 15 /* Termination function pointers */ 517#define SHT_PREINIT_ARRAY 16 /* Pre-initialization function ptrs */ 518#define SHT_GROUP 17 /* Section group */ 519#define SHT_SYMTAB_SHNDX 18 /* Section indexes (see SHN_XINDEX) */ 520#define SHT_NUM 19 521 522#define SHT_LOOS 0x60000000 /* Operating system specific range */ 523#define SHT_GNU_INCREMENTAL_INPUTS 0x6fff4700 /* GNU incremental build data */ 524#define SHT_LOSUNW 0x6ffffff4 525#define SHT_SUNW_dof 0x6ffffff4 526#define SHT_GNU_ATTRIBUTES 0x6ffffff5 /* GNU object attributes */ 527#define SHT_SUNW_cap 0x6ffffff5 528#define SHT_SUNW_SIGNATURE 0x6ffffff6 529#define SHT_GNU_HASH 0x6ffffff6 /* GNU style symbol hash table */ 530#define SHT_GNU_LIBLIST 0x6ffffff7 /* GNU list of prelink dependencies */ 531#define SHT_SUNW_move 0x6ffffffa 532#define SHT_SUNW_COMDAT 0x6ffffffb 533#define SHT_SUNW_syminfo 0x6ffffffc 534#define SHT_SUNW_verdef 0x6ffffffd /* Versions defined by file */ 535#define SHT_GNU_verdef SHT_SUNW_verdef 536#define SHT_SUNW_verneed 0x6ffffffe /* Versions needed by file */ 537#define SHT_GNU_verneed SHT_SUNW_verneed 538#define SHT_SUNW_versym 0x6fffffff /* Symbol versions */ 539#define SHT_GNU_versym SHT_SUNW_versym 540#define SHT_HISUNW 0x6fffffff 541#define SHT_HIOS 0x6fffffff 542#define SHT_LOPROC 0x70000000 /* Processor-specific range */ 543#define SHT_AMD64_UNWIND 0x70000001 /* unwind information */ 544#define SHT_ARM_EXIDX 0x70000001 /* exception index table */ 545#define SHT_ARM_PREEMPTMAP 0x70000002 /* BPABI DLL dynamic linking 546 * pre-emption map */ 547#define SHT_ARM_ATTRIBUTES 0x70000003 /* Object file compatibility 548 * attributes */ 549#define SHT_ARM_DEBUGOVERLAY 0x70000004 /* See DBGOVL for details */ 550#define SHT_ARM_OVERLAYSECTION 0x70000005 551#define SHT_MIPS_REGINFO 0x70000006 552#define SHT_MIPS_OPTIONS 0x7000000d 553#define SHT_MIPS_DWARF 0x7000001e /* MIPS gcc uses MIPS_DWARF */ 554#define SHT_MIPS_XHASH 0x7000002b /* MIPS version of GNU_HASH */ 555#define SHT_HIPROC 0x7fffffff 556#define SHT_LOUSER 0x80000000 /* Application-specific range */ 557#define SHT_HIUSER 0xffffffff 558 559/* sh_flags */ 560#define SHF_WRITE 0x00000001 /* Contains writable data */ 561#define SHF_ALLOC 0x00000002 /* Occupies memory */ 562#define SHF_EXECINSTR 0x00000004 /* Contains executable insns */ 563#define SHF_MERGE 0x00000010 /* Might be merged */ 564#define SHF_STRINGS 0x00000020 /* Contains nul terminated strings */ 565#define SHF_INFO_LINK 0x00000040 /* "sh_info" contains SHT index */ 566#define SHF_LINK_ORDER 0x00000080 /* Preserve order after combining */ 567#define SHF_OS_NONCONFORMING 0x00000100 /* OS specific handling required */ 568#define SHF_GROUP 0x00000200 /* Is member of a group */ 569#define SHF_TLS 0x00000400 /* Holds thread-local data */ 570#define SHF_MASKOS 0x0ff00000 /* Operating system specific values */ 571#define SHF_MASKPROC 0xf0000000 /* Processor-specific values */ 572#define SHF_ORDERED 0x40000000 /* Ordering requirement (Solaris) */ 573#define SHF_EXCLUDE 0x80000000 /* Excluded unless unles ref/alloc 574 (Solaris).*/ 575/* 576 * Symbol Table 577 */ 578typedef struct { 579 Elf32_Word st_name; /* Symbol name (.strtab index) */ 580 Elf32_Word st_value; /* value of symbol */ 581 Elf32_Word st_size; /* size of symbol */ 582 Elf_Byte st_info; /* type / binding attrs */ 583 Elf_Byte st_other; /* unused */ 584 Elf32_Half st_shndx; /* section index of symbol */ 585} Elf32_Sym; 586 587typedef struct { 588 Elf64_Word st_name; /* Symbol name (.strtab index) */ 589 Elf_Byte st_info; /* type / binding attrs */ 590 Elf_Byte st_other; /* unused */ 591 Elf64_Half st_shndx; /* section index of symbol */ 592 Elf64_Addr st_value; /* value of symbol */ 593 Elf64_Xword st_size; /* size of symbol */ 594} Elf64_Sym; 595 596/* Symbol Table index of the undefined symbol */ 597#define ELF_SYM_UNDEFINED 0 598 599#define STN_UNDEF 0 /* undefined index */ 600 601/* st_info: Symbol Bindings */ 602#define STB_LOCAL 0 /* local symbol */ 603#define STB_GLOBAL 1 /* global symbol */ 604#define STB_WEAK 2 /* weakly defined global symbol */ 605#define STB_NUM 3 606 607#define STB_LOOS 10 /* Operating system specific range */ 608#define STB_HIOS 12 609#define STB_LOPROC 13 /* Processor-specific range */ 610#define STB_HIPROC 15 611 612/* st_info: Symbol Types */ 613#define STT_NOTYPE 0 /* Type not specified */ 614#define STT_OBJECT 1 /* Associated with a data object */ 615#define STT_FUNC 2 /* Associated with a function */ 616#define STT_SECTION 3 /* Associated with a section */ 617#define STT_FILE 4 /* Associated with a file name */ 618#define STT_COMMON 5 /* Uninitialised common block */ 619#define STT_TLS 6 /* Thread local data object */ 620#define STT_NUM 7 621 622#define STT_LOOS 10 /* Operating system specific range */ 623#define STT_GNU_IFUNC 10 /* GNU extension: indirect function */ 624#define STT_HIOS 12 625#define STT_LOPROC 13 /* Processor-specific range */ 626#define STT_HIPROC 15 627 628/* st_other: Visibility Types */ 629#define STV_DEFAULT 0 /* use binding type */ 630#define STV_INTERNAL 1 /* not referenced from outside */ 631#define STV_HIDDEN 2 /* not visible, may be used via ptr */ 632#define STV_PROTECTED 3 /* visible, not preemptible */ 633#define STV_EXPORTED 4 634#define STV_SINGLETON 5 635#define STV_ELIMINATE 6 636 637/* st_info/st_other utility macros */ 638#define ELF_ST_BIND(info) ((uint32_t)(info) >> 4) 639#define ELF_ST_TYPE(info) ((uint32_t)(info) & 0xf) 640#define ELF_ST_INFO(bind,type) ((Elf_Byte)(((bind) << 4) | \ 641 ((type) & 0xf))) 642#define ELF_ST_VISIBILITY(other) ((uint32_t)(other) & 3) 643 644/* 645 * Special section indexes 646 */ 647#define SHN_UNDEF 0 /* Undefined section */ 648 649#define SHN_LORESERVE 0xff00 /* Reserved range */ 650#define SHN_ABS 0xfff1 /* Absolute symbols */ 651#define SHN_COMMON 0xfff2 /* Common symbols */ 652#define SHN_XINDEX 0xffff /* Escape -- index stored elsewhere */ 653#define SHN_HIRESERVE 0xffff 654 655#define SHN_LOPROC 0xff00 /* Processor-specific range */ 656#define SHN_HIPROC 0xff1f 657#define SHN_LOOS 0xff20 /* Operating system specific range */ 658#define SHN_HIOS 0xff3f 659 660#define SHN_MIPS_ACOMMON 0xff00 661#define SHN_MIPS_TEXT 0xff01 662#define SHN_MIPS_DATA 0xff02 663#define SHN_MIPS_SCOMMON 0xff03 664 665/* 666 * Relocation Entries 667 */ 668typedef struct { 669 Elf32_Word r_offset; /* where to do it */ 670 Elf32_Word r_info; /* index & type of relocation */ 671} Elf32_Rel; 672 673typedef struct { 674 Elf32_Word r_offset; /* where to do it */ 675 Elf32_Word r_info; /* index & type of relocation */ 676 Elf32_Sword r_addend; /* adjustment value */ 677} Elf32_Rela; 678 679/* r_info utility macros */ 680#define ELF32_R_SYM(info) ((info) >> 8) 681#define ELF32_R_TYPE(info) ((info) & 0xff) 682#define ELF32_R_INFO(sym, type) (((sym) << 8) + (unsigned char)(type)) 683 684typedef struct { 685 Elf64_Addr r_offset; /* where to do it */ 686 Elf64_Xword r_info; /* index & type of relocation */ 687} Elf64_Rel; 688 689typedef struct { 690 Elf64_Addr r_offset; /* where to do it */ 691 Elf64_Xword r_info; /* index & type of relocation */ 692 Elf64_Sxword r_addend; /* adjustment value */ 693} Elf64_Rela; 694 695/* r_info utility macros */ 696#define ELF64_R_SYM(info) ((info) >> 32) 697#define ELF64_R_TYPE(info) ((info) & 0xffffffff) 698#define ELF64_R_INFO(sym,type) (((sym) << 32) + (type)) 699 700/* 701 * Move entries 702 */ 703typedef struct { 704 Elf32_Lword m_value; /* symbol value */ 705 Elf32_Word m_info; /* size + index */ 706 Elf32_Word m_poffset; /* symbol offset */ 707 Elf32_Half m_repeat; /* repeat count */ 708 Elf32_Half m_stride; /* stride info */ 709} Elf32_Move; 710 711#define ELF32_M_SYM(info) ((info) >> 8) 712#define ELF32_M_SIZE(info) ((info) & 0xff) 713#define ELF32_M_INFO(sym, size) (((sym) << 8) + (unsigned char)(size)) 714 715typedef struct { 716 Elf64_Lword m_value; /* symbol value */ 717 Elf64_Xword m_info; /* size + index */ 718 Elf64_Xword m_poffset; /* symbol offset */ 719 Elf64_Word m_repeat; /* repeat count */ 720 Elf64_Word m_stride; /* stride info */ 721} Elf64_Move; 722 723#define ELF64_M_SYM(info) ((info) >> 8) 724#define ELF64_M_SIZE(info) ((info) & 0xff) 725#define ELF64_M_INFO(sym, size) (((sym) << 8) + (unsigned char)(size)) 726 727/* 728 * Hardware/software capabilities entry 729 */ 730typedef struct { 731 Elf32_Word c_tag; /* entry tag value */ 732 union { 733 Elf32_Addr c_ptr; 734 Elf32_Word c_val; 735 } c_un; 736} Elf32_Cap; 737 738typedef struct { 739 Elf64_Xword c_tag; /* entry tag value */ 740 union { 741 Elf64_Addr c_ptr; 742 Elf64_Xword c_val; 743 } c_un; 744} Elf64_Cap; 745 746/* 747 * Dynamic Section structure array 748 */ 749typedef struct { 750 Elf32_Word d_tag; /* entry tag value */ 751 union { 752 Elf32_Addr d_ptr; 753 Elf32_Word d_val; 754 } d_un; 755} Elf32_Dyn; 756 757typedef struct { 758 Elf64_Xword d_tag; /* entry tag value */ 759 union { 760 Elf64_Addr d_ptr; 761 Elf64_Xword d_val; 762 } d_un; 763} Elf64_Dyn; 764 765/* d_tag */ 766#define DT_NULL 0 /* Marks end of dynamic array */ 767#define DT_NEEDED 1 /* Name of needed library (DT_STRTAB offset) */ 768#define DT_PLTRELSZ 2 /* Size, in bytes, of relocations in PLT */ 769#define DT_PLTGOT 3 /* Address of PLT and/or GOT */ 770#define DT_HASH 4 /* Address of symbol hash table */ 771#define DT_STRTAB 5 /* Address of string table */ 772#define DT_SYMTAB 6 /* Address of symbol table */ 773#define DT_RELA 7 /* Address of Rela relocation table */ 774#define DT_RELASZ 8 /* Size, in bytes, of DT_RELA table */ 775#define DT_RELAENT 9 /* Size, in bytes, of one DT_RELA entry */ 776#define DT_STRSZ 10 /* Size, in bytes, of DT_STRTAB table */ 777#define DT_SYMENT 11 /* Size, in bytes, of one DT_SYMTAB entry */ 778#define DT_INIT 12 /* Address of initialization function */ 779#define DT_FINI 13 /* Address of termination function */ 780#define DT_SONAME 14 /* Shared object name (DT_STRTAB offset) */ 781#define DT_RPATH 15 /* Library search path (DT_STRTAB offset) */ 782#define DT_SYMBOLIC 16 /* Start symbol search within local object */ 783#define DT_REL 17 /* Address of Rel relocation table */ 784#define DT_RELSZ 18 /* Size, in bytes, of DT_REL table */ 785#define DT_RELENT 19 /* Size, in bytes, of one DT_REL entry */ 786#define DT_PLTREL 20 /* Type of PLT relocation entries */ 787#define DT_DEBUG 21 /* Used for debugging; unspecified */ 788#define DT_TEXTREL 22 /* Relocations might modify non-writable seg */ 789#define DT_JMPREL 23 /* Address of relocations associated with PLT */ 790#define DT_BIND_NOW 24 /* Process all relocations at load-time */ 791#define DT_INIT_ARRAY 25 /* Address of initialization function array */ 792#define DT_FINI_ARRAY 26 /* Size, in bytes, of DT_INIT_ARRAY array */ 793#define DT_INIT_ARRAYSZ 27 /* Address of termination function array */ 794#define DT_FINI_ARRAYSZ 28 /* Size, in bytes, of DT_FINI_ARRAY array*/ 795#define DT_RUNPATH 29 /* overrides DT_RPATH */ 796#define DT_FLAGS 30 /* Encodes ORIGIN, SYMBOLIC, TEXTREL, BIND_NOW, STATIC_TLS */ 797#define DT_ENCODING 31 /* ??? */ 798#define DT_PREINIT_ARRAY 32 /* Address of pre-init function array */ 799#define DT_PREINIT_ARRAYSZ 33 /* Size, in bytes, of DT_PREINIT_ARRAY array */ 800#define DT_NUM 34 801 802#define DT_LOOS 0x60000000 /* Operating system specific range */ 803#define DT_GNU_HASH 0x6ffffef5 /* GNU-style hash table */ 804#define DT_VERSYM 0x6ffffff0 /* Symbol versions */ 805#define DT_FLAGS_1 0x6ffffffb /* ELF dynamic flags */ 806#define DT_VERDEF 0x6ffffffc /* Versions defined by file */ 807#define DT_VERDEFNUM 0x6ffffffd /* Number of versions defined by file */ 808#define DT_VERNEED 0x6ffffffe /* Versions needed by file */ 809#define DT_VERNEEDNUM 0x6fffffff /* Number of versions needed by file */ 810#define DT_HIOS 0x6fffffff 811#define DT_LOPROC 0x70000000 /* Processor-specific range */ 812#define DT_MIPS_XHASH 0x70000036 /* MIPS version of GNU_HASH */ 813#define DT_HIPROC 0x7fffffff 814 815/* Flag values for DT_FLAGS */ 816#define DF_ORIGIN 0x00000001 /* uses $ORIGIN */ 817#define DF_SYMBOLIC 0x00000002 /* */ 818#define DF_TEXTREL 0x00000004 /* */ 819#define DF_BIND_NOW 0x00000008 /* */ 820#define DF_STATIC_TLS 0x00000010 /* */ 821 822/* Flag values for DT_FLAGS_1 */ 823#define DF_1_NOW 0x00000001 /* Same as DF_BIND_NOW */ 824#define DF_1_GLOBAL 0x00000002 /* Unused */ 825#define DF_1_GROUP 0x00000004 /* Is member of group */ 826#define DF_1_NODELETE 0x00000008 /* Cannot be deleted from process */ 827#define DF_1_LOADFLTR 0x00000010 /* Immediate loading of filters */ 828#define DF_1_INITFIRST 0x00000020 /* init/fini takes priority */ 829#define DF_1_NOOPEN 0x00000040 /* Do not allow loading on dlopen() */ 830#define DF_1_ORIGIN 0x00000080 /* Require $ORIGIN processing */ 831#define DF_1_DIRECT 0x00000100 /* Enable direct bindings */ 832#define DF_1_INTERPOSE 0x00000400 /* Is an interposer */ 833#define DF_1_NODEFLIB 0x00000800 /* Ignore default library search path */ 834#define DF_1_NODUMP 0x00001000 /* Cannot be dumped with dldump(3C) */ 835#define DF_1_CONFALT 0x00002000 /* Configuration alternative */ 836#define DF_1_ENDFILTEE 0x00004000 /* Filtee ends filter's search */ 837#define DF_1_DISPRELDNE 0x00008000 /* Did displacement relocation */ 838#define DF_1_DISPRELPND 0x00010000 /* Pending displacement relocation */ 839#define DF_1_NODIRECT 0x00020000 /* Has non-direct bindings */ 840#define DF_1_IGNMULDEF 0x00040000 /* Used internally */ 841#define DF_1_NOKSYMS 0x00080000 /* Used internally */ 842#define DF_1_NOHDR 0x00100000 /* Used internally */ 843#define DF_1_EDITED 0x00200000 /* Has been modified since build */ 844#define DF_1_NORELOC 0x00400000 /* Used internally */ 845#define DF_1_SYMINTPOSE 0x00800000 /* Has individual symbol interposers */ 846#define DF_1_GLOBAUDIT 0x01000000 /* Require global auditing */ 847#define DF_1_SINGLETON 0x02000000 /* Has singleton symbols */ 848#define DF_1_STUB 0x04000000 /* Stub */ 849#define DF_1_PIE 0x08000000 /* Position Independent Executable */ 850 851/* 852 * Auxiliary Vectors 853 */ 854typedef struct { 855 Elf32_Word a_type; /* 32-bit id */ 856 Elf32_Word a_v; /* 32-bit id */ 857} Aux32Info; 858 859typedef struct { 860 Elf64_Word a_type; /* 32-bit id */ 861 Elf64_Xword a_v; /* 64-bit id */ 862} Aux64Info; 863 864/* a_type */ 865#define AT_NULL 0 /* Marks end of array */ 866#define AT_IGNORE 1 /* No meaning, a_un is undefined */ 867#define AT_EXECFD 2 /* Open file descriptor of object file */ 868#define AT_PHDR 3 /* &phdr[0] */ 869#define AT_PHENT 4 /* sizeof(phdr[0]) */ 870#define AT_PHNUM 5 /* # phdr entries */ 871#define AT_PAGESZ 6 /* PAGESIZE */ 872#define AT_BASE 7 /* Interpreter base addr */ 873#define AT_FLAGS 8 /* Processor flags */ 874#define AT_ENTRY 9 /* Entry address of executable */ 875#define AT_DCACHEBSIZE 10 /* Data cache block size */ 876#define AT_ICACHEBSIZE 11 /* Instruction cache block size */ 877#define AT_UCACHEBSIZE 12 /* Unified cache block size */ 878#define AT_STACKBASE 13 /* Base address of the main thread */ 879 880 /* Vendor specific */ 881#define AT_MIPS_NOTELF 10 /* XXX a_val != 0 -> MIPS XCOFF executable */ 882 883#define AT_EUID 2000 /* euid (solaris compatible numbers) */ 884#define AT_RUID 2001 /* ruid (solaris compatible numbers) */ 885#define AT_EGID 2002 /* egid (solaris compatible numbers) */ 886#define AT_RGID 2003 /* rgid (solaris compatible numbers) */ 887 888 /* Solaris kernel specific */ 889#define AT_SUN_LDELF 2004 /* dynamic linker's ELF header */ 890#define AT_SUN_LDSHDR 2005 /* dynamic linker's section header */ 891#define AT_SUN_LDNAME 2006 /* dynamic linker's name */ 892#define AT_SUN_LPGSIZE 2007 /* large pagesize */ 893 894 /* Other information */ 895#define AT_SUN_PLATFORM 2008 /* sysinfo(SI_PLATFORM) */ 896#define AT_SUN_HWCAP 2009 /* process hardware capabilities */ 897#define AT_SUN_IFLUSH 2010 /* do we need to flush the instruction cache? */ 898#define AT_SUN_CPU 2011 /* CPU name */ 899 /* ibcs2 emulation band aid */ 900#define AT_SUN_EMUL_ENTRY 2012 /* coff entry point */ 901#define AT_SUN_EMUL_EXECFD 2013 /* coff file descriptor */ 902 /* Executable's fully resolved name */ 903#define AT_SUN_EXECNAME 2014 904 905/* 906 * The header for GNU-style hash sections. 907 */ 908typedef struct { 909 uint32_t gh_nbuckets; /* Number of hash buckets. */ 910 uint32_t gh_symndx; /* First visible symbol in .dynsym. */ 911 uint32_t gh_maskwords; /* #maskwords used in bloom filter. */ 912 uint32_t gh_shift2; /* Bloom filter shift count. */ 913} Elf_GNU_Hash_Header; 914 915/* 916 * Note Headers 917 */ 918typedef struct { 919 Elf32_Word n_namesz; 920 Elf32_Word n_descsz; 921 Elf32_Word n_type; 922} Elf32_Nhdr; 923 924typedef struct { 925 Elf64_Word n_namesz; 926 Elf64_Word n_descsz; 927 Elf64_Word n_type; 928} Elf64_Nhdr; 929 930#define ELF_NOTE_GNU_NAMESZ 4 931#define ELF_NOTE_GNU_NAME "GNU\0" 932 933/* 934 * GNU-specific note type: ABI tag 935 * name: GNU\0 936 * namesz: 4 937 * desc: 938 * word[0]: OS tag 939 * word[1]: major version 940 * word[2]: minor version 941 * word[3]: teeny version 942 * descsz: 16 943 */ 944/* GNU-specific note name and description sizes */ 945#define ELF_NOTE_TYPE_ABI_TAG 1 946#define ELF_NOTE_ABI_NAME ELF_NOTE_GNU_NAME 947#define ELF_NOTE_ABI_NAMESZ ELF_NOTE_GNU_NAMESZ 948#define ELF_NOTE_ABI_DESCSZ 16 949/* GNU-specific OS/version value stuff */ 950#define ELF_NOTE_ABI_OS_LINUX 0 951#define ELF_NOTE_ABI_OS_HURD 1 952#define ELF_NOTE_ABI_OS_SOLARIS 2 953#define ELF_NOTE_ABI_OS_KFREEBSD 3 954#define ELF_NOTE_ABI_OS_KNETBSD 4 955 956/* Old gcc style, under the ABI tag */ 957#define ELF_NOTE_OGCC_NAMESZ 8 958#define ELF_NOTE_OGCC_NAME "01.01\0\0\0\0" 959#define ELF_NOTE_OGCC_DESCSZ 0 960 961/* 962 * GNU-specific note type: Hardware capabilities 963 * name: GNU\0 964 * namesz: 4 965 * desc: 966 * word[0]: Number of entries 967 * word[1]: Bitmask of enabled entries 968 * Followed by a byte id, and a NUL terminated string per entry 969 * descsz: variable 970 */ 971#define ELF_NOTE_TYPE_GNU_HWCAP 2 972 973/* 974 * GNU-specific note type: Build ID generated by ld 975 * name: GNU\0 976 * desc: 977 * word[0..4] SHA1 [default] 978 * or 979 * word[0..3] md5 or uuid 980 * descsz: 16 or 20 981 */ 982#define ELF_NOTE_TYPE_GNU_BUILD_ID 3 983 984/* SuSE-specific note type: ABI 985 * name: SuSE\0 986 * namesz: 5 987 * desc: 988 * half[0] = MMmm 989 * 990 * M = product major version 991 * m = product minor version 992 * descsz: 2 993 */ 994#define ELF_NOTE_TYPE_SUSE_TAG 1 995/* SuSE-specific note name and description sizes */ 996#define ELF_NOTE_SUSE_NAMESZ 5 997#define ELF_NOTE_SUSE_DESCSZ 2 998/* SuSE-specific note name */ 999#define ELF_NOTE_SUSE_NAME "SuSE\0" 1000 1001/* SuSE-specific note type: version 1002 * name: SuSE\0\0\0\0 1003 * namesz: 8 1004 * desc: 1005 * word[0] = VVTTMMmm 1006 * 1007 * V = version of following data 1008 * T = product type: [box, sles, nld, whatever] 1009 * M = product major version 1010 * m = product minor version 1011 * descsz: 8 1012 */ 1013#define ELF_NOTE_TYPE_SUSE_VERSION_TAG 0x45537553 /* SuSE in LE */ 1014/* SuSE-specific note name and description sizes */ 1015#define ELF_NOTE_SUSE_VERSION_NAMESZ 8 1016#define ELF_NOTE_SUSE_VERSION_DESCSZ 8 1017/* SuSE-specific note name */ 1018#define ELF_NOTE_SUSE_VERSION_NAME "SuSE\0\0\0\0" 1019 1020/* Go-specific note type: buildid 1021 * name: Go\0\0 1022 * namesz: 4 1023 * desc: 1024 * words[10] 1025 * descsz: 40 1026 */ 1027#define ELF_NOTE_TYPE_GO_BUILDID_TAG 4 1028#define ELF_NOTE_GO_BUILDID_NAMESZ 4 1029#define ELF_NOTE_GO_BUILDID_DESCSZ 40 1030#define ELF_NOTE_GO_BUILDID_NAME "Go\0\0" 1031 1032/* 1033 * FDO-specific note type: packaging metadata 1034 * name: FDO\0 1035 * namesz: 4 1036 * desc: 1037 * a single JSON object encoded as a zero-terminated UTF-8 string 1038 * (see https://systemd.io/COREDUMP_PACKAGE_METADATA/) 1039 * descsz: variable 1040 */ 1041#define ELF_NOTE_TYPE_FDO_PACKAGING_METADATA 0xcafe1a7e 1042#define ELF_NOTE_FDO_PACKAGING_METADATA_NAMESZ 4 1043#define ELF_NOTE_FDO_PACKAGING_METADATA_NAME "FDO\0" 1044 1045/* NetBSD-specific note type: NetBSD ABI version. 1046 * name: NetBSD\0\0 1047 * namesz: 8 1048 * desc: 1049 * word[0]: MMmmrrpp00 1050 * 1051 * M = major version 1052 * m = minor version 1053 * r = release ["",A-Z,Z[A-Z] but numeric] 1054 * p = patchlevel 1055 * descsz: 4 1056 */ 1057#define ELF_NOTE_TYPE_NETBSD_TAG 1 1058/* NetBSD-specific note name and description sizes */ 1059#define ELF_NOTE_NETBSD_NAMESZ 7 1060#define ELF_NOTE_NETBSD_DESCSZ 4 1061/* NetBSD-specific note name */ 1062#define ELF_NOTE_NETBSD_NAME "NetBSD\0\0" 1063 1064/* NetBSD-specific note type: Emulation (obsolete; last used early 2000) 1065 * name: NetBSD\0\0 1066 * namesz: 8 1067 * desc: 1068 * "netbsd\0" 1069 * 1070 * descsz: 8 1071 */ 1072#define ELF_NOTE_TYPE_NETBSD_EMUL_TAG 2 1073#define ELF_NOTE_NETBSD_EMUL_NAMESZ 7 1074#define ELF_NOTE_NETBSD_EMUL_DESCSZ 7 1075/* NetBSD-specific note name */ 1076#define ELF_NOTE_NETBSD_EMUL_NAME "NetBSD\0\0" 1077 1078/* 1079 * NetBSD-specific note type: PaX. 1080 * There should be 1 NOTE per executable. 1081 * name: PaX\0 1082 * namesz: 4 1083 * desc: 1084 * word[0]: capability bitmask 1085 * descsz: 4 1086 */ 1087#define ELF_NOTE_TYPE_PAX_TAG 3 1088#define ELF_NOTE_PAX_MPROTECT 0x01 /* Force enable Mprotect */ 1089#define ELF_NOTE_PAX_NOMPROTECT 0x02 /* Force disable Mprotect */ 1090#define ELF_NOTE_PAX_GUARD 0x04 /* Force enable Segvguard */ 1091#define ELF_NOTE_PAX_NOGUARD 0x08 /* Force disable Segvguard */ 1092#define ELF_NOTE_PAX_ASLR 0x10 /* Force enable ASLR */ 1093#define ELF_NOTE_PAX_NOASLR 0x20 /* Force disable ASLR */ 1094#define ELF_NOTE_PAX_NAMESZ 4 1095#define ELF_NOTE_PAX_NAME "PaX\0" 1096#define ELF_NOTE_PAX_DESCSZ 4 1097 1098/* 1099 * NetBSD-specific core file information. 1100 * 1101 * NetBSD ELF core files use notes to provide information about 1102 * the process's state. The note name is "NetBSD-CORE" for 1103 * information that is global to the process, and "NetBSD-CORE@nn", 1104 * where "nn" is the lwpid of the LWP that the information belongs 1105 * to (such as register state). 1106 * 1107 * We use the following note identifiers: 1108 * 1109 * ELF_NOTE_NETBSD_CORE_PROCINFO 1110 * Note is a "netbsd_elfcore_procinfo" structure. 1111 * ELF_NOTE_NETBSD_CORE_AUXV 1112 * Note is an array of AuxInfo structures. 1113 * 1114 * We also use ptrace(2) request numbers (the ones that exist in 1115 * machine-dependent space) to identify register info notes. The 1116 * info in such notes is in the same format that ptrace(2) would 1117 * export that information. 1118 * 1119 * Please try to keep the members of this structure nicely aligned, 1120 * and if you add elements, add them to the end and bump the version. 1121 */ 1122 1123#define ELF_NOTE_NETBSD_CORE_NAME "NetBSD-CORE" 1124 1125#define ELF_NOTE_NETBSD_CORE_PROCINFO 1 1126#define ELF_NOTE_NETBSD_CORE_AUXV 2 1127 1128#define NETBSD_ELFCORE_PROCINFO_VERSION 1 1129 1130struct netbsd_elfcore_procinfo { 1131 /* Version 1 fields start here. */ 1132 uint32_t cpi_version; /* our version */ 1133 uint32_t cpi_cpisize; /* sizeof(this struct) */ 1134 uint32_t cpi_signo; /* killing signal */ 1135 uint32_t cpi_sigcode; /* signal code */ 1136 uint32_t cpi_sigpend[4]; /* pending signals */ 1137 uint32_t cpi_sigmask[4]; /* blocked signals */ 1138 uint32_t cpi_sigignore[4]; /* ignored signals */ 1139 uint32_t cpi_sigcatch[4]; /* caught signals */ 1140 int32_t cpi_pid; /* process ID */ 1141 int32_t cpi_ppid; /* parent process ID */ 1142 int32_t cpi_pgrp; /* process group ID */ 1143 int32_t cpi_sid; /* session ID */ 1144 uint32_t cpi_ruid; /* real user ID */ 1145 uint32_t cpi_euid; /* effective user ID */ 1146 uint32_t cpi_svuid; /* saved user ID */ 1147 uint32_t cpi_rgid; /* real group ID */ 1148 uint32_t cpi_egid; /* effective group ID */ 1149 uint32_t cpi_svgid; /* saved group ID */ 1150 uint32_t cpi_nlwps; /* number of LWPs */ 1151 int8_t cpi_name[32]; /* copy of p->p_comm */ 1152 /* Add version 2 fields below here. */ 1153 int32_t cpi_siglwp; /* LWP target of killing signal */ 1154}; 1155 1156/* 1157 * NetBSD-specific note type: MACHINE_ARCH. 1158 * There should be 1 NOTE per executable. 1159 * name: NetBSD\0 1160 * namesz: 7 1161 * desc: string 1162 * descsz: variable 1163 */ 1164#define ELF_NOTE_TYPE_MARCH_TAG 5 1165/* NetBSD-specific note name and description sizes */ 1166#define ELF_NOTE_MARCH_NAMESZ ELF_NOTE_NETBSD_NAMESZ 1167/* NetBSD-specific note name */ 1168#define ELF_NOTE_MARCH_NAME ELF_NOTE_NETBSD_NAME 1169 1170/* 1171 * NetBSD-specific note type: MCMODEL 1172 * There should be 1 NOTE per executable. 1173 * name: NetBSD\0 1174 * namesz: 7 1175 * code model: string 1176 */ 1177 1178#define ELF_NOTE_TYPE_MCMODEL_TAG 6 1179/* NetBSD-specific note name and description sizes */ 1180#define ELF_NOTE_MCMODEL_NAMESZ ELF_NOTE_NETBSD_NAMESZ 1181/* NetBSD-specific note name */ 1182#define ELF_NOTE_MCMODEL_NAME ELF_NOTE_NETBSD_NAME 1183 1184 1185#if !defined(ELFSIZE) 1186# if defined(_RUMPKERNEL) || !defined(_KERNEL) 1187# define ELFSIZE ARCH_ELFSIZE 1188# else 1189# define ELFSIZE KERN_ELFSIZE 1190# endif 1191#endif 1192 1193#if defined(ELFSIZE) 1194#define CONCAT(x,y) __CONCAT(x,y) 1195#define ELFNAME(x) CONCAT(elf,CONCAT(ELFSIZE,CONCAT(_,x))) 1196#define ELFNAME2(x,y) CONCAT(x,CONCAT(_elf,CONCAT(ELFSIZE,CONCAT(_,y)))) 1197#define ELFNAMEEND(x) CONCAT(x,CONCAT(_elf,ELFSIZE)) 1198#define ELFDEFNNAME(x) CONCAT(ELF,CONCAT(ELFSIZE,CONCAT(_,x))) 1199#define ElfW(x) CONCAT(Elf,CONCAT(ELFSIZE,CONCAT(_,x))) 1200#endif 1201 1202#if defined(ELFSIZE) && (ELFSIZE == 32) 1203#define Elf_Ehdr Elf32_Ehdr 1204#define Elf_Phdr Elf32_Phdr 1205#define Elf_Shdr Elf32_Shdr 1206#define Elf_Sym Elf32_Sym 1207#define Elf_Rel Elf32_Rel 1208#define Elf_Rela Elf32_Rela 1209#define Elf_Dyn Elf32_Dyn 1210#define Elf_Word Elf32_Word 1211#define Elf_Sword Elf32_Sword 1212#define Elf_Half Elf32_Half 1213#define Elf_Addr Elf32_Addr 1214#define Elf_Off Elf32_Off 1215#define Elf_SOff Elf32_SOff 1216#define Elf_Nhdr Elf32_Nhdr 1217#define Elf_Verdef Elf32_Verdef 1218#define Elf_Verdaux Elf32_Verdaux 1219#define Elf_Verneed Elf32_Verneed 1220#define Elf_Vernaux Elf32_Vernaux 1221#define Elf_Versym Elf32_Versym 1222 1223#define ELF_R_SYM ELF32_R_SYM 1224#define ELF_R_TYPE ELF32_R_TYPE 1225#define ELFCLASS ELFCLASS32 1226 1227#define AuxInfo Aux32Info 1228#elif defined(ELFSIZE) && (ELFSIZE == 64) 1229#define Elf_Ehdr Elf64_Ehdr 1230#define Elf_Phdr Elf64_Phdr 1231#define Elf_Shdr Elf64_Shdr 1232#define Elf_Sym Elf64_Sym 1233#define Elf_Rel Elf64_Rel 1234#define Elf_Rela Elf64_Rela 1235#define Elf_Dyn Elf64_Dyn 1236#define Elf_Word Elf64_Word 1237#define Elf_Sword Elf64_Sword 1238#define Elf_Half Elf64_Half 1239#define Elf_Addr Elf64_Addr 1240#define Elf_Off Elf64_Off 1241#define Elf_SOff Elf64_SOff 1242#define Elf_Nhdr Elf64_Nhdr 1243#define Elf_Verdef Elf64_Verdef 1244#define Elf_Verdaux Elf64_Verdaux 1245#define Elf_Verneed Elf64_Verneed 1246#define Elf_Vernaux Elf64_Vernaux 1247#define Elf_Versym Elf64_Versym 1248 1249#define ELF_R_SYM ELF64_R_SYM 1250#define ELF_R_TYPE ELF64_R_TYPE 1251#define ELFCLASS ELFCLASS64 1252 1253#define AuxInfo Aux64Info 1254#endif 1255 1256#ifndef Elf_Symindx 1257#define Elf_Symindx uint32_t 1258#endif 1259 1260#define ELF32_ST_BIND(info) ELF_ST_BIND(info) 1261#define ELF32_ST_TYPE(info) ELF_ST_TYPE(info) 1262#define ELF32_ST_INFO(bind,type) ELF_ST_INFO(bind,type) 1263#define ELF32_ST_VISIBILITY(other) ELF_ST_VISIBILITY(other) 1264 1265#define ELF64_ST_BIND(info) ELF_ST_BIND(info) 1266#define ELF64_ST_TYPE(info) ELF_ST_TYPE(info) 1267#define ELF64_ST_INFO(bind,type) ELF_ST_INFO(bind,type) 1268#define ELF64_ST_VISIBILITY(other) ELF_ST_VISIBILITY(other) 1269 1270typedef struct { 1271 Elf32_Half si_boundto; /* direct bindings - symbol bound to */ 1272 Elf32_Half si_flags; /* per symbol flags */ 1273} Elf32_Syminfo; 1274 1275typedef struct { 1276 Elf64_Word si_boundto; /* direct bindings - symbol bound to */ 1277 Elf64_Word si_flags; /* per symbol flags */ 1278} Elf64_Syminfo; 1279 1280#define SYMINFO_FLG_DIRECT 0x0001 /* symbol ref has direct association 1281 to object containing definition */ 1282#define SYMINFO_FLG_PASSTHRU 0x0002 /* ignored - see SYMINFO_FLG_FILTER */ 1283#define SYMINFO_FLG_COPY 0x0004 /* symbol is a copy-reloc */ 1284#define SYMINFO_FLG_LAZYLOAD 0x0008 /* object containing defn should be 1285 lazily-loaded */ 1286#define SYMINFO_FLG_DIRECTBIND 0x0010 /* ref should be bound directly to 1287 object containing definition */ 1288#define SYMINFO_FLG_NOEXTDIRECT 0x0020 /* don't let an external reference 1289 directly bind to this symbol */ 1290#define SYMINFO_FLG_FILTER 0x0002 /* symbol ref is associated to a */ 1291#define SYMINFO_FLG_AUXILIARY 0x0040 /* standard or auxiliary filter */ 1292 1293#define SYMINFO_BT_SELF 0xffff /* symbol bound to self */ 1294#define SYMINFO_BT_PARENT 0xfffe /* symbol bound to parent */ 1295#define SYMINFO_BT_NONE 0xfffd /* no special symbol binding */ 1296#define SYMINFO_BT_EXTERN 0xfffc /* symbol defined as external */ 1297#define SYMINFO_BT_LOWRESERVE 0xff00 /* beginning of reserved entries */ 1298 1299#define SYMINFO_NONE 0 /* Syminfo version */ 1300#define SYMINFO_CURRENT 1 1301#define SYMINFO_NUM 2 1302 1303/* 1304 * These constants are used for Elf32_Verdef struct's version number. 1305 */ 1306#define VER_DEF_NONE 0 1307#define VER_DEF_CURRENT 1 1308 1309/* 1310 * These constants are used for Elf32_Verdef struct's vd_ndx. 1311 */ 1312#define VER_DEF_IDX(x) VER_NDX(x) 1313 1314/* 1315 * These constants are used for Elf32_Verdef struct's vd_flags. 1316 */ 1317#define VER_FLG_BASE 0x1 1318#define VER_FLG_WEAK 0x2 1319 1320/* 1321 * These are used in an Elf32_Versym field. 1322 */ 1323#define VER_NDX_LOCAL 0 1324#define VER_NDX_GLOBAL 1 1325#define VER_NDX_GIVEN 2 1326 1327/* 1328 * These constants are used for Elf32_Verneed struct's version number. 1329 */ 1330#define VER_NEED_NONE 0 1331#define VER_NEED_CURRENT 1 1332 1333/* 1334 * These constants are used for Elf32_Vernaux struct's vna_other. 1335 */ 1336#define VER_NEED_HIDDEN VER_NDX_HIDDEN 1337#define VER_NEED_IDX(x) VER_NDX(x) 1338 1339/* index */ 1340#define VER_NDX_HIDDEN 0x8000 1341#define VER_NDX(x) ((x) & ~VER_NDX_HIDDEN) 1342 1343/* 1344 * GNU Extension hiding symbol 1345 */ 1346#define VERSYM_HIDDEN 0x8000 1347#define VERSYM_VERSION 0x7fff 1348 1349#define ELF_VER_CHR '@' 1350 1351/* 1352 * These are current size independent. 1353 */ 1354 1355typedef struct { 1356 Elf32_Half vd_version; /* version number of structure */ 1357 Elf32_Half vd_flags; /* flags (VER_FLG_*) */ 1358 Elf32_Half vd_ndx; /* version index */ 1359 Elf32_Half vd_cnt; /* number of verdaux entries */ 1360 Elf32_Word vd_hash; /* hash of name */ 1361 Elf32_Word vd_aux; /* offset to verdaux entries */ 1362 Elf32_Word vd_next; /* offset to next verdef */ 1363} Elf32_Verdef; 1364typedef Elf32_Verdef Elf64_Verdef; 1365 1366typedef struct { 1367 Elf32_Word vda_name; /* string table offset of name */ 1368 Elf32_Word vda_next; /* offset to verdaux */ 1369} Elf32_Verdaux; 1370typedef Elf32_Verdaux Elf64_Verdaux; 1371 1372typedef struct { 1373 Elf32_Half vn_version; /* version number of structure */ 1374 Elf32_Half vn_cnt; /* number of vernaux entries */ 1375 Elf32_Word vn_file; /* string table offset of library name*/ 1376 Elf32_Word vn_aux; /* offset to vernaux entries */ 1377 Elf32_Word vn_next; /* offset to next verneed */ 1378} Elf32_Verneed; 1379typedef Elf32_Verneed Elf64_Verneed; 1380 1381typedef struct { 1382 Elf32_Word vna_hash; /* Hash of dependency name */ 1383 Elf32_Half vna_flags; /* flags (VER_FLG_*) */ 1384 Elf32_Half vna_other; /* unused */ 1385 Elf32_Word vna_name; /* string table offset to version name*/ 1386 Elf32_Word vna_next; /* offset to next vernaux */ 1387} Elf32_Vernaux; 1388typedef Elf32_Vernaux Elf64_Vernaux; 1389 1390typedef struct { 1391 Elf32_Half vs_vers; 1392} Elf32_Versym; 1393typedef Elf32_Versym Elf64_Versym; 1394 1395#ifdef _KERNEL 1396 1397/* 1398 * Arbitrary limits to avoid DoS for excessive memory allocation. 1399 */ 1400#define ELF_MAXPHNUM 128 1401#define ELF_MAXSHNUM 32768 1402#define ELF_MAXNOTESIZE 1024 1403 1404#define ELF_AUX_ENTRIES 15 /* Max size of aux array passed to loader */ 1405#define ELF32_NO_ADDR (~(Elf32_Addr)0) /* Indicates addr. not yet filled in */ 1406#define ELF32_LINK_ADDR ((Elf32_Addr)-2) /* advises to use link address */ 1407#define ELF64_NO_ADDR (~(Elf64_Addr)0) /* Indicates addr. not yet filled in */ 1408#define ELF64_LINK_ADDR ((Elf64_Addr)-2) /* advises to use link address */ 1409 1410#if defined(ELFSIZE) && (ELFSIZE == 64) 1411#define ELF_NO_ADDR ELF64_NO_ADDR 1412#define ELF_LINK_ADDR ELF64_LINK_ADDR 1413#elif defined(ELFSIZE) && (ELFSIZE == 32) 1414#define ELF_NO_ADDR ELF32_NO_ADDR 1415#define ELF_LINK_ADDR ELF32_LINK_ADDR 1416#endif 1417 1418#ifndef ELF32_EHDR_FLAGS_OK 1419#define ELF32_EHDR_FLAGS_OK(eh) 1 1420#endif 1421 1422#ifndef ELF64_EHDR_FLAGS_OK 1423#define ELF64_EHDR_FLAGS_OK(eh) 1 1424#endif 1425 1426#if defined(ELFSIZE) && (ELFSIZE == 64) 1427#define ELF_EHDR_FLAGS_OK(eh) ELF64_EHDR_FLAGS_OK(eh) 1428#else 1429#define ELF_EHDR_FLAGS_OK(eh) ELF32_EHDR_FLAGS_OK(eh) 1430#endif 1431 1432#if defined(ELFSIZE) 1433struct elf_args { 1434 Elf_Addr arg_entry; /* program entry point */ 1435 Elf_Addr arg_interp; /* Interpreter load address */ 1436 Elf_Addr arg_phaddr; /* program header address */ 1437 Elf_Addr arg_phentsize; /* Size of program header */ 1438 Elf_Addr arg_phnum; /* Number of program headers */ 1439}; 1440#endif 1441 1442#ifdef _KERNEL_OPT 1443#include "opt_execfmt.h" 1444#endif 1445 1446struct ps_strings; 1447struct coredump_iostate; 1448struct note_state; 1449struct exec_package; 1450 1451#ifdef EXEC_ELF32 1452int exec_elf32_makecmds(struct lwp *, struct exec_package *); 1453int elf32_populate_auxv(struct lwp *, struct exec_package *, char **); 1454int elf32_copyargs(struct lwp *, struct exec_package *, 1455 struct ps_strings *, char **, void *); 1456 1457int elf32_check_header(Elf32_Ehdr *); 1458#endif 1459 1460int real_coredump_elf32(struct lwp *, struct coredump_iostate *); 1461int coredump_elf32(struct lwp *, struct coredump_iostate *); 1462void coredump_savenote_elf32(struct note_state *, unsigned int, 1463 const char *, void *, size_t); 1464 1465 1466#ifdef EXEC_ELF64 1467int exec_elf64_makecmds(struct lwp *, struct exec_package *); 1468int elf64_populate_auxv(struct lwp *, struct exec_package *, char **); 1469int elf64_copyargs(struct lwp *, struct exec_package *, 1470 struct ps_strings *, char **, void *); 1471 1472int elf64_check_header(Elf64_Ehdr *); 1473#endif 1474 1475int real_coredump_elf64(struct lwp *, struct coredump_iostate *); 1476int coredump_elf64(struct lwp *, struct coredump_iostate *); 1477void coredump_savenote_elf64(struct note_state *, unsigned int, 1478 const char *, void *, size_t); 1479 1480 1481#endif /* _KERNEL */ 1482 1483#endif /* !_SYS_EXEC_ELF_H_ */ 1484