master
1/* $NetBSD: exec_elf.h,v 1.170 2022/06/08 10:12:42 rin 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 6 /* 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_XTENSA 94 /* Tensilica Xtensa Architecture */
296#define EM_VIDEOCORE 95 /* Alphamosaic VideoCore processor */
297#define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose Processor */
298#define EM_NS32K 97 /* National Semiconductor 32000 series */
299#define EM_TPC 98 /* Tenor Network TPC processor */
300#define EM_SNP1K 99 /* Trebia SNP 1000 processor */
301#define EM_ST200 100 /* STMicroelectronics ST200 microcontroller */
302#define EM_IP2K 101 /* Ubicom IP2xxx microcontroller family */
303#define EM_MAX 102 /* MAX processor */
304#define EM_CR 103 /* National Semiconductor CompactRISC micorprocessor */
305#define EM_F2MC16 104 /* Fujitsu F2MC16 */
306#define EM_MSP430 105 /* Texas Instruments MSP430 */
307#define EM_BLACKFIN 106 /* Analog Devices Blackfin DSP */
308#define EM_SE_C33 107 /* Seiko Epson S1C33 family */
309#define EM_SEP 108 /* Sharp embedded microprocessor */
310#define EM_ARCA 109 /* Arca RISC microprocessor */
311#define EM_UNICORE 110 /* UNICORE from PKU-Unity Ltd. and MPRC Peking University */
312#define EM_EXCESS 111 /* eXcess: 16/32/64-bit configurable embedded CPU */
313#define EM_DXP 112 /* Icera Semiconductor Inc. Deep Execution Processor */
314#define EM_ALTERA_NIOS2 113 /* Altera Nios II soft-core processor */
315#define EM_CRX 114 /* National Semiconductor CompactRISC CRX microprocessor */
316#define EM_XGATE 115 /* Motorola XGATE embedded processor */
317#define EM_C166 116 /* Infineon C16x/XC16x processor */
318#define EM_M16C 117 /* Renesas M16C series microprocessors */
319#define EM_DSPIC30F 118 /* Microchip Technology dsPIC30F Digital Signal Controller */
320#define EM_CE 119 /* Freescale Communication Engine RISC core */
321#define EM_M32C 120 /* Renesas M32C series microprocessors */
322 /* 121-130 - Reserved */
323#define EM_TSK3000 131 /* Altium TSK3000 core */
324#define EM_RS08 132 /* Freescale RS08 embedded processor */
325#define EM_SHARC 133 /* Analog Devices SHARC family of 32-bit DSP processors */
326#define EM_ECOG2 134 /* Cyan Technology eCOG2 microprocessor */
327#define EM_SCORE7 135 /* Sunplus S+core7 RISC processor */
328#define EM_DSP24 136 /* New Japan Radio (NJR) 24-bit DSP Processor */
329#define EM_VIDEOCORE3 137 /* Broadcom VideoCore III processor */
330#define EM_LATTICEMICO32 138 /* RISC processor for Lattice FPGA architecture */
331#define EM_SE_C17 139 /* Seiko Epson C17 family */
332#define EM_TI_C6000 140 /* The Texas Instruments TMS320C6000 DSP family */
333#define EM_TI_C2000 141 /* The Texas Instruments TMS320C2000 DSP family */
334#define EM_TI_C5500 142 /* The Texas Instruments TMS320C55x DSP family */
335#define EM_TI_ARP32 143 /* Texas Instruments Application Specific RISC Processor, 32bit fetch */
336#define EM_TI_PRU 144 /* Texas Instruments Programmable Realtime Unit */
337 /* 145-159 - Reserved */
338#define EM_MMDSP_PLUS 160 /* STMicroelectronics 64bit VLIW Data Signal Processor */
339#define EM_CYPRESS_M8C 161 /* Cypress M8C microprocessor */
340#define EM_R32C 162 /* Renesas R32C series microprocessors */
341#define EM_TRIMEDIA 163 /* NXP Semiconductors TriMedia architecture family */
342#define EM_QDSP6 164 /* QUALCOMM DSP6 Processor */
343#define EM_8051 165 /* Intel 8051 and variants */
344#define EM_STXP7X 166 /* STMicroelectronics STxP7x family of configurable and extensible RISC processors */
345#define EM_NDS32 167 /* Andes Technology compact code size embedded RISC processor family */
346#define EM_ECOG1 168 /* Cyan Technology eCOG1X family */
347#define EM_ECOG1X 168 /* Cyan Technology eCOG1X family */
348#define EM_MAXQ30 169 /* Dallas Semiconductor MAXQ30 Core Micro-controllers */
349#define EM_XIMO16 170 /* New Japan Radio (NJR) 16-bit DSP Processor */
350#define EM_MANIK 171 /* M2000 Reconfigurable RISC Microprocessor */
351#define EM_CRAYNV2 172 /* Cray Inc. NV2 vector architecture */
352#define EM_RX 173 /* Renesas RX family */
353#define EM_METAG 174 /* Imagination Technologies META processor architecture */
354#define EM_MCST_ELBRUS 175 /* MCST Elbrus general purpose hardware architecture */
355#define EM_ECOG16 176 /* Cyan Technology eCOG16 family */
356#define EM_CR16 177 /* National Semiconductor CompactRISC CR16 16-bit microprocessor */
357#define EM_ETPU 178 /* Freescale Extended Time Processing Unit */
358#define EM_SLE9X 179 /* Infineon Technologies SLE9X core */
359#define EM_L10M 180 /* Intel L10M */
360#define EM_K10M 181 /* Intel K10M */
361 /* 182 - Reserved */
362#define EM_AARCH64 183 /* AArch64 64-bit ARM microprocessor */
363 /* 184 - Reserved */
364#define EM_AVR32 185 /* Atmel Corporation 32-bit microprocessor family*/
365#define EM_TILE64 187 /* Tilera TILE64 multicore architecture family */
366#define EM_TILEPRO 188 /* Tilera TILEPro multicore architecture family */
367#define EM_MICROBLAZE 189 /* Xilinx MicroBlaze 32-bit RISC soft processor core */
368#define EM_CUDA 190 /* NVIDIA CUDA architecture */
369#define EM_TILEGX 191 /* Tilera TILE-GX multicore architecture family */
370#define EM_CLOUDSHIELD 192 /* CloudShield architecture family */
371#define EM_COREA_1ST 193 /* KIPO-KAIST Core-A 1st generation processor family */
372#define EM_COREA_2ND 194 /* KIPO-KAIST Core-A 2nd generation processor family */
373#define EM_ARC_COMPACT2 195 /* Synopsys ARCompact V2 */
374#define EM_OPEN8 196 /* Open8 8-bit RISC soft processor core */
375#define EM_RL78 197 /* Renesas RL78 family */
376#define EM_VIDEOCORE5 198 /* Broadcom VideoCore V processor */
377#define EM_78KOR 199 /* Renesas 78KOR family */
378#define EM_56800EX 200 /* Freescale 56800EX Digital Signal Controller (DSC) */
379#define EM_BA1 201 /* Beyond BA1 CPU architecture */
380#define EM_BA2 202 /* Beyond BA2 CPU architecture */
381#define EM_XCORE 203 /* XMOS xCORE processor family */
382#define EM_MCHP_PIC 204 /* Microchip 8-bit PIC(r) family */
383#define EM_INTEL205 205 /* Reserved by Intel */
384#define EM_INTEL206 206 /* Reserved by Intel */
385#define EM_INTEL207 207 /* Reserved by Intel */
386#define EM_INTEL208 208 /* Reserved by Intel */
387#define EM_INTEL209 209 /* Reserved by Intel */
388#define EM_KM32 210 /* KM211 KM32 32-bit processor */
389#define EM_KMX32 211 /* KM211 KMX32 32-bit processor */
390#define EM_KMX16 212 /* KM211 KMX16 16-bit processor */
391#define EM_KMX8 213 /* KM211 KMX8 8-bit processor */
392#define EM_KVARC 214 /* KM211 KVARC processor */
393#define EM_CDP 215 /* Paneve CDP architecture family */
394#define EM_COGE 216 /* Cognitive Smart Memory Processor */
395#define EM_COOL 217 /* Bluechip Systems CoolEngine */
396#define EM_NORC 218 /* Nanoradio Optimized RISC */
397#define EM_CSR_KALIMBA 219 /* CSR Kalimba architecture family */
398#define EM_Z80 220 /* Zilog Z80 */
399#define EM_VISIUM 221 /* Controls and Data Services VISIUMcore processor */
400#define EM_FT32 222 /* FTDI Chip FT32 high performance 32-bit RISC architecture */
401#define EM_MOXIE 223 /* Moxie processor family */
402#define EM_AMDGPU 224 /* AMD GPU architecture */
403 /* 225-242 - Reserved */
404#define EM_RISCV 243 /* RISC-V */
405
406/* Unofficial machine types follow */
407#define EM_ALPHA 36902 /* DIGITAL Alpha */
408#define EM_NUM 36903
409
410/*
411 * Program Header
412 */
413typedef struct {
414 Elf32_Word p_type; /* entry type */
415 Elf32_Off p_offset; /* offset */
416 Elf32_Addr p_vaddr; /* virtual address */
417 Elf32_Addr p_paddr; /* physical address */
418 Elf32_Word p_filesz; /* file size */
419 Elf32_Word p_memsz; /* memory size */
420 Elf32_Word p_flags; /* flags */
421 Elf32_Word p_align; /* memory & file alignment */
422} Elf32_Phdr;
423
424typedef struct {
425 Elf64_Word p_type; /* entry type */
426 Elf64_Word p_flags; /* flags */
427 Elf64_Off p_offset; /* offset */
428 Elf64_Addr p_vaddr; /* virtual address */
429 Elf64_Addr p_paddr; /* physical address */
430 Elf64_Xword p_filesz; /* file size */
431 Elf64_Xword p_memsz; /* memory size */
432 Elf64_Xword p_align; /* memory & file alignment */
433} Elf64_Phdr;
434
435/* p_type */
436#define PT_NULL 0 /* Program header table entry unused */
437#define PT_LOAD 1 /* Loadable program segment */
438#define PT_DYNAMIC 2 /* Dynamic linking information */
439#define PT_INTERP 3 /* Program interpreter */
440#define PT_NOTE 4 /* Auxiliary information */
441#define PT_SHLIB 5 /* Reserved, unspecified semantics */
442#define PT_PHDR 6 /* Entry for header table itself */
443#define PT_TLS 7 /* TLS initialisation image */
444#define PT_NUM 8
445
446#define PT_LOOS 0x60000000 /* OS-specific range */
447
448/* GNU-specific */
449#define PT_GNU_EH_FRAME 0x6474e550 /* EH frame segment */
450#define PT_GNU_STACK 0x6474e551 /* Indicate executable stack */
451#define PT_GNU_RELRO 0x6474e552 /* Make read-only after relocation */
452
453#define PT_HIOS 0x6fffffff
454#define PT_LOPROC 0x70000000 /* Processor-specific range */
455#define PT_HIPROC 0x7fffffff
456
457#define PT_MIPS_REGINFO 0x70000000
458#define PT_MIPS_ABIFLAGS 0x70000003
459
460/* p_flags */
461#define PF_R 0x4 /* Segment is readable */
462#define PF_W 0x2 /* Segment is writable */
463#define PF_X 0x1 /* Segment is executable */
464
465#define PF_MASKOS 0x0ff00000 /* Operating system specific values */
466#define PF_MASKPROC 0xf0000000 /* Processor-specific values */
467
468/* Extended program header index. */
469#define PN_XNUM 0xffff
470
471/*
472 * Section Headers
473 */
474typedef struct {
475 Elf32_Word sh_name; /* section name (.shstrtab index) */
476 Elf32_Word sh_type; /* section type */
477 Elf32_Word sh_flags; /* section flags */
478 Elf32_Addr sh_addr; /* virtual address */
479 Elf32_Off sh_offset; /* file offset */
480 Elf32_Word sh_size; /* section size */
481 Elf32_Word sh_link; /* link to another */
482 Elf32_Word sh_info; /* misc info */
483 Elf32_Word sh_addralign; /* memory alignment */
484 Elf32_Word sh_entsize; /* table entry size */
485} Elf32_Shdr;
486
487typedef struct {
488 Elf64_Word sh_name; /* section name (.shstrtab index) */
489 Elf64_Word sh_type; /* section type */
490 Elf64_Xword sh_flags; /* section flags */
491 Elf64_Addr sh_addr; /* virtual address */
492 Elf64_Off sh_offset; /* file offset */
493 Elf64_Xword sh_size; /* section size */
494 Elf64_Word sh_link; /* link to another */
495 Elf64_Word sh_info; /* misc info */
496 Elf64_Xword sh_addralign; /* memory alignment */
497 Elf64_Xword sh_entsize; /* table entry size */
498} Elf64_Shdr;
499
500/* sh_type */
501#define SHT_NULL 0 /* Section header table entry unused */
502#define SHT_PROGBITS 1 /* Program information */
503#define SHT_SYMTAB 2 /* Symbol table */
504#define SHT_STRTAB 3 /* String table */
505#define SHT_RELA 4 /* Relocation information w/ addend */
506#define SHT_HASH 5 /* Symbol hash table */
507#define SHT_DYNAMIC 6 /* Dynamic linking information */
508#define SHT_NOTE 7 /* Auxiliary information */
509#define SHT_NOBITS 8 /* No space allocated in file image */
510#define SHT_REL 9 /* Relocation information w/o addend */
511#define SHT_SHLIB 10 /* Reserved, unspecified semantics */
512#define SHT_DYNSYM 11 /* Symbol table for dynamic linker */
513#define SHT_INIT_ARRAY 14 /* Initialization function pointers */
514#define SHT_FINI_ARRAY 15 /* Termination function pointers */
515#define SHT_PREINIT_ARRAY 16 /* Pre-initialization function ptrs */
516#define SHT_GROUP 17 /* Section group */
517#define SHT_SYMTAB_SHNDX 18 /* Section indexes (see SHN_XINDEX) */
518#define SHT_NUM 19
519
520#define SHT_LOOS 0x60000000 /* Operating system specific range */
521#define SHT_GNU_INCREMENTAL_INPUTS 0x6fff4700 /* GNU incremental build data */
522#define SHT_LOSUNW 0x6ffffff4
523#define SHT_SUNW_dof 0x6ffffff4
524#define SHT_GNU_ATTRIBUTES 0x6ffffff5 /* GNU object attributes */
525#define SHT_SUNW_cap 0x6ffffff5
526#define SHT_SUNW_SIGNATURE 0x6ffffff6
527#define SHT_GNU_HASH 0x6ffffff6 /* GNU style symbol hash table */
528#define SHT_GNU_LIBLIST 0x6ffffff7 /* GNU list of prelink dependencies */
529#define SHT_SUNW_move 0x6ffffffa
530#define SHT_SUNW_COMDAT 0x6ffffffb
531#define SHT_SUNW_syminfo 0x6ffffffc
532#define SHT_SUNW_verdef 0x6ffffffd /* Versions defined by file */
533#define SHT_GNU_verdef SHT_SUNW_verdef
534#define SHT_SUNW_verneed 0x6ffffffe /* Versions needed by file */
535#define SHT_GNU_verneed SHT_SUNW_verneed
536#define SHT_SUNW_versym 0x6fffffff /* Symbol versions */
537#define SHT_GNU_versym SHT_SUNW_versym
538#define SHT_HISUNW 0x6fffffff
539#define SHT_HIOS 0x6fffffff
540#define SHT_LOPROC 0x70000000 /* Processor-specific range */
541#define SHT_AMD64_UNWIND 0x70000001 /* unwind information */
542#define SHT_ARM_EXIDX 0x70000001 /* exception index table */
543#define SHT_ARM_PREEMPTMAP 0x70000002 /* BPABI DLL dynamic linking
544 * pre-emption map */
545#define SHT_ARM_ATTRIBUTES 0x70000003 /* Object file compatibility
546 * attributes */
547#define SHT_ARM_DEBUGOVERLAY 0x70000004 /* See DBGOVL for details */
548#define SHT_ARM_OVERLAYSECTION 0x70000005
549#define SHT_MIPS_REGINFO 0x70000006
550#define SHT_MIPS_OPTIONS 0x7000000d
551#define SHT_MIPS_DWARF 0x7000001e /* MIPS gcc uses MIPS_DWARF */
552#define SHT_MIPS_XHASH 0x7000002b /* MIPS version of GNU_HASH */
553#define SHT_HIPROC 0x7fffffff
554#define SHT_LOUSER 0x80000000 /* Application-specific range */
555#define SHT_HIUSER 0xffffffff
556
557/* sh_flags */
558#define SHF_WRITE 0x00000001 /* Contains writable data */
559#define SHF_ALLOC 0x00000002 /* Occupies memory */
560#define SHF_EXECINSTR 0x00000004 /* Contains executable insns */
561#define SHF_MERGE 0x00000010 /* Might be merged */
562#define SHF_STRINGS 0x00000020 /* Contains nul terminated strings */
563#define SHF_INFO_LINK 0x00000040 /* "sh_info" contains SHT index */
564#define SHF_LINK_ORDER 0x00000080 /* Preserve order after combining */
565#define SHF_OS_NONCONFORMING 0x00000100 /* OS specific handling required */
566#define SHF_GROUP 0x00000200 /* Is member of a group */
567#define SHF_TLS 0x00000400 /* Holds thread-local data */
568#define SHF_MASKOS 0x0ff00000 /* Operating system specific values */
569#define SHF_MASKPROC 0xf0000000 /* Processor-specific values */
570#define SHF_ORDERED 0x40000000 /* Ordering requirement (Solaris) */
571#define SHF_EXCLUDE 0x80000000 /* Excluded unless unles ref/alloc
572 (Solaris).*/
573/*
574 * Symbol Table
575 */
576typedef struct {
577 Elf32_Word st_name; /* Symbol name (.strtab index) */
578 Elf32_Word st_value; /* value of symbol */
579 Elf32_Word st_size; /* size of symbol */
580 Elf_Byte st_info; /* type / binding attrs */
581 Elf_Byte st_other; /* unused */
582 Elf32_Half st_shndx; /* section index of symbol */
583} Elf32_Sym;
584
585typedef struct {
586 Elf64_Word st_name; /* Symbol name (.strtab index) */
587 Elf_Byte st_info; /* type / binding attrs */
588 Elf_Byte st_other; /* unused */
589 Elf64_Half st_shndx; /* section index of symbol */
590 Elf64_Addr st_value; /* value of symbol */
591 Elf64_Xword st_size; /* size of symbol */
592} Elf64_Sym;
593
594/* Symbol Table index of the undefined symbol */
595#define ELF_SYM_UNDEFINED 0
596
597#define STN_UNDEF 0 /* undefined index */
598
599/* st_info: Symbol Bindings */
600#define STB_LOCAL 0 /* local symbol */
601#define STB_GLOBAL 1 /* global symbol */
602#define STB_WEAK 2 /* weakly defined global symbol */
603#define STB_NUM 3
604
605#define STB_LOOS 10 /* Operating system specific range */
606#define STB_HIOS 12
607#define STB_LOPROC 13 /* Processor-specific range */
608#define STB_HIPROC 15
609
610/* st_info: Symbol Types */
611#define STT_NOTYPE 0 /* Type not specified */
612#define STT_OBJECT 1 /* Associated with a data object */
613#define STT_FUNC 2 /* Associated with a function */
614#define STT_SECTION 3 /* Associated with a section */
615#define STT_FILE 4 /* Associated with a file name */
616#define STT_COMMON 5 /* Uninitialised common block */
617#define STT_TLS 6 /* Thread local data object */
618#define STT_NUM 7
619
620#define STT_LOOS 10 /* Operating system specific range */
621#define STT_GNU_IFUNC 10 /* GNU extension: indirect function */
622#define STT_HIOS 12
623#define STT_LOPROC 13 /* Processor-specific range */
624#define STT_HIPROC 15
625
626/* st_other: Visibility Types */
627#define STV_DEFAULT 0 /* use binding type */
628#define STV_INTERNAL 1 /* not referenced from outside */
629#define STV_HIDDEN 2 /* not visible, may be used via ptr */
630#define STV_PROTECTED 3 /* visible, not preemptible */
631#define STV_EXPORTED 4
632#define STV_SINGLETON 5
633#define STV_ELIMINATE 6
634
635/* st_info/st_other utility macros */
636#define ELF_ST_BIND(info) ((uint32_t)(info) >> 4)
637#define ELF_ST_TYPE(info) ((uint32_t)(info) & 0xf)
638#define ELF_ST_INFO(bind,type) ((Elf_Byte)(((bind) << 4) | \
639 ((type) & 0xf)))
640#define ELF_ST_VISIBILITY(other) ((uint32_t)(other) & 3)
641
642/*
643 * Special section indexes
644 */
645#define SHN_UNDEF 0 /* Undefined section */
646
647#define SHN_LORESERVE 0xff00 /* Reserved range */
648#define SHN_ABS 0xfff1 /* Absolute symbols */
649#define SHN_COMMON 0xfff2 /* Common symbols */
650#define SHN_XINDEX 0xffff /* Escape -- index stored elsewhere */
651#define SHN_HIRESERVE 0xffff
652
653#define SHN_LOPROC 0xff00 /* Processor-specific range */
654#define SHN_HIPROC 0xff1f
655#define SHN_LOOS 0xff20 /* Operating system specific range */
656#define SHN_HIOS 0xff3f
657
658#define SHN_MIPS_ACOMMON 0xff00
659#define SHN_MIPS_TEXT 0xff01
660#define SHN_MIPS_DATA 0xff02
661#define SHN_MIPS_SCOMMON 0xff03
662
663/*
664 * Relocation Entries
665 */
666typedef struct {
667 Elf32_Word r_offset; /* where to do it */
668 Elf32_Word r_info; /* index & type of relocation */
669} Elf32_Rel;
670
671typedef struct {
672 Elf32_Word r_offset; /* where to do it */
673 Elf32_Word r_info; /* index & type of relocation */
674 Elf32_Sword r_addend; /* adjustment value */
675} Elf32_Rela;
676
677/* r_info utility macros */
678#define ELF32_R_SYM(info) ((info) >> 8)
679#define ELF32_R_TYPE(info) ((info) & 0xff)
680#define ELF32_R_INFO(sym, type) (((sym) << 8) + (unsigned char)(type))
681
682typedef struct {
683 Elf64_Addr r_offset; /* where to do it */
684 Elf64_Xword r_info; /* index & type of relocation */
685} Elf64_Rel;
686
687typedef struct {
688 Elf64_Addr r_offset; /* where to do it */
689 Elf64_Xword r_info; /* index & type of relocation */
690 Elf64_Sxword r_addend; /* adjustment value */
691} Elf64_Rela;
692
693/* r_info utility macros */
694#define ELF64_R_SYM(info) ((info) >> 32)
695#define ELF64_R_TYPE(info) ((info) & 0xffffffff)
696#define ELF64_R_INFO(sym,type) (((sym) << 32) + (type))
697
698/*
699 * Move entries
700 */
701typedef struct {
702 Elf32_Lword m_value; /* symbol value */
703 Elf32_Word m_info; /* size + index */
704 Elf32_Word m_poffset; /* symbol offset */
705 Elf32_Half m_repeat; /* repeat count */
706 Elf32_Half m_stride; /* stride info */
707} Elf32_Move;
708
709#define ELF32_M_SYM(info) ((info) >> 8)
710#define ELF32_M_SIZE(info) ((info) & 0xff)
711#define ELF32_M_INFO(sym, size) (((sym) << 8) + (unsigned char)(size))
712
713typedef struct {
714 Elf64_Lword m_value; /* symbol value */
715 Elf64_Xword m_info; /* size + index */
716 Elf64_Xword m_poffset; /* symbol offset */
717 Elf64_Word m_repeat; /* repeat count */
718 Elf64_Word m_stride; /* stride info */
719} Elf64_Move;
720
721#define ELF64_M_SYM(info) ((info) >> 8)
722#define ELF64_M_SIZE(info) ((info) & 0xff)
723#define ELF64_M_INFO(sym, size) (((sym) << 8) + (unsigned char)(size))
724
725/*
726 * Hardware/software capabilities entry
727 */
728typedef struct {
729 Elf32_Word c_tag; /* entry tag value */
730 union {
731 Elf32_Addr c_ptr;
732 Elf32_Word c_val;
733 } c_un;
734} Elf32_Cap;
735
736typedef struct {
737 Elf64_Xword c_tag; /* entry tag value */
738 union {
739 Elf64_Addr c_ptr;
740 Elf64_Xword c_val;
741 } c_un;
742} Elf64_Cap;
743
744/*
745 * Dynamic Section structure array
746 */
747typedef struct {
748 Elf32_Word d_tag; /* entry tag value */
749 union {
750 Elf32_Addr d_ptr;
751 Elf32_Word d_val;
752 } d_un;
753} Elf32_Dyn;
754
755typedef struct {
756 Elf64_Xword d_tag; /* entry tag value */
757 union {
758 Elf64_Addr d_ptr;
759 Elf64_Xword d_val;
760 } d_un;
761} Elf64_Dyn;
762
763/* d_tag */
764#define DT_NULL 0 /* Marks end of dynamic array */
765#define DT_NEEDED 1 /* Name of needed library (DT_STRTAB offset) */
766#define DT_PLTRELSZ 2 /* Size, in bytes, of relocations in PLT */
767#define DT_PLTGOT 3 /* Address of PLT and/or GOT */
768#define DT_HASH 4 /* Address of symbol hash table */
769#define DT_STRTAB 5 /* Address of string table */
770#define DT_SYMTAB 6 /* Address of symbol table */
771#define DT_RELA 7 /* Address of Rela relocation table */
772#define DT_RELASZ 8 /* Size, in bytes, of DT_RELA table */
773#define DT_RELAENT 9 /* Size, in bytes, of one DT_RELA entry */
774#define DT_STRSZ 10 /* Size, in bytes, of DT_STRTAB table */
775#define DT_SYMENT 11 /* Size, in bytes, of one DT_SYMTAB entry */
776#define DT_INIT 12 /* Address of initialization function */
777#define DT_FINI 13 /* Address of termination function */
778#define DT_SONAME 14 /* Shared object name (DT_STRTAB offset) */
779#define DT_RPATH 15 /* Library search path (DT_STRTAB offset) */
780#define DT_SYMBOLIC 16 /* Start symbol search within local object */
781#define DT_REL 17 /* Address of Rel relocation table */
782#define DT_RELSZ 18 /* Size, in bytes, of DT_REL table */
783#define DT_RELENT 19 /* Size, in bytes, of one DT_REL entry */
784#define DT_PLTREL 20 /* Type of PLT relocation entries */
785#define DT_DEBUG 21 /* Used for debugging; unspecified */
786#define DT_TEXTREL 22 /* Relocations might modify non-writable seg */
787#define DT_JMPREL 23 /* Address of relocations associated with PLT */
788#define DT_BIND_NOW 24 /* Process all relocations at load-time */
789#define DT_INIT_ARRAY 25 /* Address of initialization function array */
790#define DT_FINI_ARRAY 26 /* Size, in bytes, of DT_INIT_ARRAY array */
791#define DT_INIT_ARRAYSZ 27 /* Address of termination function array */
792#define DT_FINI_ARRAYSZ 28 /* Size, in bytes, of DT_FINI_ARRAY array*/
793#define DT_RUNPATH 29 /* overrides DT_RPATH */
794#define DT_FLAGS 30 /* Encodes ORIGIN, SYMBOLIC, TEXTREL, BIND_NOW, STATIC_TLS */
795#define DT_ENCODING 31 /* ??? */
796#define DT_PREINIT_ARRAY 32 /* Address of pre-init function array */
797#define DT_PREINIT_ARRAYSZ 33 /* Size, in bytes, of DT_PREINIT_ARRAY array */
798#define DT_NUM 34
799
800#define DT_LOOS 0x60000000 /* Operating system specific range */
801#define DT_GNU_HASH 0x6ffffef5 /* GNU-style hash table */
802#define DT_VERSYM 0x6ffffff0 /* Symbol versions */
803#define DT_FLAGS_1 0x6ffffffb /* ELF dynamic flags */
804#define DT_VERDEF 0x6ffffffc /* Versions defined by file */
805#define DT_VERDEFNUM 0x6ffffffd /* Number of versions defined by file */
806#define DT_VERNEED 0x6ffffffe /* Versions needed by file */
807#define DT_VERNEEDNUM 0x6fffffff /* Number of versions needed by file */
808#define DT_HIOS 0x6fffffff
809#define DT_LOPROC 0x70000000 /* Processor-specific range */
810#define DT_MIPS_XHASH 0x70000036 /* MIPS version of GNU_HASH */
811#define DT_HIPROC 0x7fffffff
812
813/* Flag values for DT_FLAGS */
814#define DF_ORIGIN 0x00000001 /* uses $ORIGIN */
815#define DF_SYMBOLIC 0x00000002 /* */
816#define DF_TEXTREL 0x00000004 /* */
817#define DF_BIND_NOW 0x00000008 /* */
818#define DF_STATIC_TLS 0x00000010 /* */
819
820/* Flag values for DT_FLAGS_1 */
821#define DF_1_NOW 0x00000001 /* Same as DF_BIND_NOW */
822#define DF_1_GLOBAL 0x00000002 /* Unused */
823#define DF_1_GROUP 0x00000004 /* Is member of group */
824#define DF_1_NODELETE 0x00000008 /* Cannot be deleted from process */
825#define DF_1_LOADFLTR 0x00000010 /* Immediate loading of filters */
826#define DF_1_INITFIRST 0x00000020 /* init/fini takes priority */
827#define DF_1_NOOPEN 0x00000040 /* Do not allow loading on dlopen() */
828#define DF_1_ORIGIN 0x00000080 /* Require $ORIGIN processing */
829#define DF_1_DIRECT 0x00000100 /* Enable direct bindings */
830#define DF_1_INTERPOSE 0x00000400 /* Is an interposer */
831#define DF_1_NODEFLIB 0x00000800 /* Ignore default library search path */
832#define DF_1_NODUMP 0x00001000 /* Cannot be dumped with dldump(3C) */
833#define DF_1_CONFALT 0x00002000 /* Configuration alternative */
834#define DF_1_ENDFILTEE 0x00004000 /* Filtee ends filter's search */
835#define DF_1_DISPRELDNE 0x00008000 /* Did displacement relocation */
836#define DF_1_DISPRELPND 0x00010000 /* Pending displacement relocation */
837#define DF_1_NODIRECT 0x00020000 /* Has non-direct bindings */
838#define DF_1_IGNMULDEF 0x00040000 /* Used internally */
839#define DF_1_NOKSYMS 0x00080000 /* Used internally */
840#define DF_1_NOHDR 0x00100000 /* Used internally */
841#define DF_1_EDITED 0x00200000 /* Has been modified since build */
842#define DF_1_NORELOC 0x00400000 /* Used internally */
843#define DF_1_SYMINTPOSE 0x00800000 /* Has individual symbol interposers */
844#define DF_1_GLOBAUDIT 0x01000000 /* Require global auditing */
845#define DF_1_SINGLETON 0x02000000 /* Has singleton symbols */
846#define DF_1_STUB 0x04000000 /* Stub */
847#define DF_1_PIE 0x08000000 /* Position Independent Executable */
848
849/*
850 * Auxiliary Vectors
851 */
852typedef struct {
853 Elf32_Word a_type; /* 32-bit id */
854 Elf32_Word a_v; /* 32-bit id */
855} Aux32Info;
856
857typedef struct {
858 Elf64_Word a_type; /* 32-bit id */
859 Elf64_Xword a_v; /* 64-bit id */
860} Aux64Info;
861
862/* a_type */
863#define AT_NULL 0 /* Marks end of array */
864#define AT_IGNORE 1 /* No meaning, a_un is undefined */
865#define AT_EXECFD 2 /* Open file descriptor of object file */
866#define AT_PHDR 3 /* &phdr[0] */
867#define AT_PHENT 4 /* sizeof(phdr[0]) */
868#define AT_PHNUM 5 /* # phdr entries */
869#define AT_PAGESZ 6 /* PAGESIZE */
870#define AT_BASE 7 /* Interpreter base addr */
871#define AT_FLAGS 8 /* Processor flags */
872#define AT_ENTRY 9 /* Entry address of executable */
873#define AT_DCACHEBSIZE 10 /* Data cache block size */
874#define AT_ICACHEBSIZE 11 /* Instruction cache block size */
875#define AT_UCACHEBSIZE 12 /* Unified cache block size */
876#define AT_STACKBASE 13 /* Base address of the main thread */
877
878 /* Vendor specific */
879#define AT_MIPS_NOTELF 10 /* XXX a_val != 0 -> MIPS XCOFF executable */
880
881#define AT_EUID 2000 /* euid (solaris compatible numbers) */
882#define AT_RUID 2001 /* ruid (solaris compatible numbers) */
883#define AT_EGID 2002 /* egid (solaris compatible numbers) */
884#define AT_RGID 2003 /* rgid (solaris compatible numbers) */
885
886 /* Solaris kernel specific */
887#define AT_SUN_LDELF 2004 /* dynamic linker's ELF header */
888#define AT_SUN_LDSHDR 2005 /* dynamic linker's section header */
889#define AT_SUN_LDNAME 2006 /* dynamic linker's name */
890#define AT_SUN_LPGSIZE 2007 /* large pagesize */
891
892 /* Other information */
893#define AT_SUN_PLATFORM 2008 /* sysinfo(SI_PLATFORM) */
894#define AT_SUN_HWCAP 2009 /* process hardware capabilities */
895#define AT_SUN_IFLUSH 2010 /* do we need to flush the instruction cache? */
896#define AT_SUN_CPU 2011 /* CPU name */
897 /* ibcs2 emulation band aid */
898#define AT_SUN_EMUL_ENTRY 2012 /* coff entry point */
899#define AT_SUN_EMUL_EXECFD 2013 /* coff file descriptor */
900 /* Executable's fully resolved name */
901#define AT_SUN_EXECNAME 2014
902
903/*
904 * The header for GNU-style hash sections.
905 */
906typedef struct {
907 uint32_t gh_nbuckets; /* Number of hash buckets. */
908 uint32_t gh_symndx; /* First visible symbol in .dynsym. */
909 uint32_t gh_maskwords; /* #maskwords used in bloom filter. */
910 uint32_t gh_shift2; /* Bloom filter shift count. */
911} Elf_GNU_Hash_Header;
912
913/*
914 * Note Headers
915 */
916typedef struct {
917 Elf32_Word n_namesz;
918 Elf32_Word n_descsz;
919 Elf32_Word n_type;
920} Elf32_Nhdr;
921
922typedef struct {
923 Elf64_Word n_namesz;
924 Elf64_Word n_descsz;
925 Elf64_Word n_type;
926} Elf64_Nhdr;
927
928#define ELF_NOTE_GNU_NAMESZ 4
929#define ELF_NOTE_GNU_NAME "GNU\0"
930
931/*
932 * GNU-specific note type: ABI tag
933 * name: GNU\0
934 * namesz: 4
935 * desc:
936 * word[0]: OS tag
937 * word[1]: major version
938 * word[2]: minor version
939 * word[3]: teeny version
940 * descsz: 16
941 */
942/* GNU-specific note name and description sizes */
943#define ELF_NOTE_TYPE_ABI_TAG 1
944#define ELF_NOTE_ABI_NAME ELF_NOTE_GNU_NAME
945#define ELF_NOTE_ABI_NAMESZ ELF_NOTE_GNU_NAMESZ
946#define ELF_NOTE_ABI_DESCSZ 16
947/* GNU-specific OS/version value stuff */
948#define ELF_NOTE_ABI_OS_LINUX 0
949#define ELF_NOTE_ABI_OS_HURD 1
950#define ELF_NOTE_ABI_OS_SOLARIS 2
951#define ELF_NOTE_ABI_OS_KFREEBSD 3
952#define ELF_NOTE_ABI_OS_KNETBSD 4
953
954/* Old gcc style, under the ABI tag */
955#define ELF_NOTE_OGCC_NAMESZ 8
956#define ELF_NOTE_OGCC_NAME "01.01\0\0\0\0"
957#define ELF_NOTE_OGCC_DESCSZ 0
958
959/*
960 * GNU-specific note type: Hardware capabilities
961 * name: GNU\0
962 * namesz: 4
963 * desc:
964 * word[0]: Number of entries
965 * word[1]: Bitmask of enabled entries
966 * Followed by a byte id, and a NUL terminated string per entry
967 * descsz: variable
968 */
969#define ELF_NOTE_TYPE_GNU_HWCAP 2
970
971/*
972 * GNU-specific note type: Build ID generated by ld
973 * name: GNU\0
974 * desc:
975 * word[0..4] SHA1 [default]
976 * or
977 * word[0..3] md5 or uuid
978 * descsz: 16 or 20
979 */
980#define ELF_NOTE_TYPE_GNU_BUILD_ID 3
981
982/* SuSE-specific note type: ABI
983 * name: SuSE\0
984 * namesz: 5
985 * desc:
986 * half[0] = MMmm
987 *
988 * M = product major version
989 * m = product minor version
990 * descsz: 2
991 */
992#define ELF_NOTE_TYPE_SUSE_TAG 1
993/* SuSE-specific note name and description sizes */
994#define ELF_NOTE_SUSE_NAMESZ 5
995#define ELF_NOTE_SUSE_DESCSZ 2
996/* SuSE-specific note name */
997#define ELF_NOTE_SUSE_NAME "SuSE\0"
998
999/* SuSE-specific note type: version
1000 * name: SuSE\0\0\0\0
1001 * namesz: 8
1002 * desc:
1003 * word[0] = VVTTMMmm
1004 *
1005 * V = version of following data
1006 * T = product type: [box, sles, nld, whatever]
1007 * M = product major version
1008 * m = product minor version
1009 * descsz: 8
1010 */
1011#define ELF_NOTE_TYPE_SUSE_VERSION_TAG 0x45537553 /* SuSE in LE */
1012/* SuSE-specific note name and description sizes */
1013#define ELF_NOTE_SUSE_VERSION_NAMESZ 8
1014#define ELF_NOTE_SUSE_VERSION_DESCSZ 8
1015/* SuSE-specific note name */
1016#define ELF_NOTE_SUSE_VERSION_NAME "SuSE\0\0\0\0"
1017
1018/* Go-specific note type: buildid
1019 * name: Go\0\0
1020 * namesz: 4
1021 * desc:
1022 * words[10]
1023 * descsz: 40
1024 */
1025#define ELF_NOTE_TYPE_GO_BUILDID_TAG 4
1026#define ELF_NOTE_GO_BUILDID_NAMESZ 4
1027#define ELF_NOTE_GO_BUILDID_DESCSZ 40
1028#define ELF_NOTE_GO_BUILDID_NAME "Go\0\0"
1029
1030/*
1031 * FDO-specific note type: packaging metadata
1032 * name: FDO\0
1033 * namesz: 4
1034 * desc:
1035 * a single JSON object encoded as a zero-terminated UTF-8 string
1036 * (see https://systemd.io/COREDUMP_PACKAGE_METADATA/)
1037 * descsz: variable
1038 */
1039#define ELF_NOTE_TYPE_FDO_PACKAGING_METADATA 0xcafe1a7e
1040#define ELF_NOTE_FDO_PACKAGING_METADATA_NAMESZ 4
1041#define ELF_NOTE_FDO_PACKAGING_METADATA_NAME "FDO\0"
1042
1043/* NetBSD-specific note type: NetBSD ABI version.
1044 * name: NetBSD\0\0
1045 * namesz: 8
1046 * desc:
1047 * word[0]: MMmmrrpp00
1048 *
1049 * M = major version
1050 * m = minor version
1051 * r = release ["",A-Z,Z[A-Z] but numeric]
1052 * p = patchlevel
1053 * descsz: 4
1054 */
1055#define ELF_NOTE_TYPE_NETBSD_TAG 1
1056/* NetBSD-specific note name and description sizes */
1057#define ELF_NOTE_NETBSD_NAMESZ 7
1058#define ELF_NOTE_NETBSD_DESCSZ 4
1059/* NetBSD-specific note name */
1060#define ELF_NOTE_NETBSD_NAME "NetBSD\0\0"
1061
1062/* NetBSD-specific note type: Emulation (obsolete; last used early 2000)
1063 * name: NetBSD\0\0
1064 * namesz: 8
1065 * desc:
1066 * "netbsd\0"
1067 *
1068 * descsz: 8
1069 */
1070#define ELF_NOTE_TYPE_NETBSD_EMUL_TAG 2
1071#define ELF_NOTE_NETBSD_EMUL_NAMESZ 7
1072#define ELF_NOTE_NETBSD_EMUL_DESCSZ 7
1073/* NetBSD-specific note name */
1074#define ELF_NOTE_NETBSD_EMUL_NAME "NetBSD\0\0"
1075
1076/*
1077 * NetBSD-specific note type: PaX.
1078 * There should be 1 NOTE per executable.
1079 * name: PaX\0
1080 * namesz: 4
1081 * desc:
1082 * word[0]: capability bitmask
1083 * descsz: 4
1084 */
1085#define ELF_NOTE_TYPE_PAX_TAG 3
1086#define ELF_NOTE_PAX_MPROTECT 0x01 /* Force enable Mprotect */
1087#define ELF_NOTE_PAX_NOMPROTECT 0x02 /* Force disable Mprotect */
1088#define ELF_NOTE_PAX_GUARD 0x04 /* Force enable Segvguard */
1089#define ELF_NOTE_PAX_NOGUARD 0x08 /* Force disable Segvguard */
1090#define ELF_NOTE_PAX_ASLR 0x10 /* Force enable ASLR */
1091#define ELF_NOTE_PAX_NOASLR 0x20 /* Force disable ASLR */
1092#define ELF_NOTE_PAX_NAMESZ 4
1093#define ELF_NOTE_PAX_NAME "PaX\0"
1094#define ELF_NOTE_PAX_DESCSZ 4
1095
1096/*
1097 * NetBSD-specific core file information.
1098 *
1099 * NetBSD ELF core files use notes to provide information about
1100 * the process's state. The note name is "NetBSD-CORE" for
1101 * information that is global to the process, and "NetBSD-CORE@nn",
1102 * where "nn" is the lwpid of the LWP that the information belongs
1103 * to (such as register state).
1104 *
1105 * We use the following note identifiers:
1106 *
1107 * ELF_NOTE_NETBSD_CORE_PROCINFO
1108 * Note is a "netbsd_elfcore_procinfo" structure.
1109 * ELF_NOTE_NETBSD_CORE_AUXV
1110 * Note is an array of AuxInfo structures.
1111 *
1112 * We also use ptrace(2) request numbers (the ones that exist in
1113 * machine-dependent space) to identify register info notes. The
1114 * info in such notes is in the same format that ptrace(2) would
1115 * export that information.
1116 *
1117 * Please try to keep the members of this structure nicely aligned,
1118 * and if you add elements, add them to the end and bump the version.
1119 */
1120
1121#define ELF_NOTE_NETBSD_CORE_NAME "NetBSD-CORE"
1122
1123#define ELF_NOTE_NETBSD_CORE_PROCINFO 1
1124#define ELF_NOTE_NETBSD_CORE_AUXV 2
1125
1126#define NETBSD_ELFCORE_PROCINFO_VERSION 1
1127
1128struct netbsd_elfcore_procinfo {
1129 /* Version 1 fields start here. */
1130 uint32_t cpi_version; /* our version */
1131 uint32_t cpi_cpisize; /* sizeof(this struct) */
1132 uint32_t cpi_signo; /* killing signal */
1133 uint32_t cpi_sigcode; /* signal code */
1134 uint32_t cpi_sigpend[4]; /* pending signals */
1135 uint32_t cpi_sigmask[4]; /* blocked signals */
1136 uint32_t cpi_sigignore[4]; /* ignored signals */
1137 uint32_t cpi_sigcatch[4]; /* caught signals */
1138 int32_t cpi_pid; /* process ID */
1139 int32_t cpi_ppid; /* parent process ID */
1140 int32_t cpi_pgrp; /* process group ID */
1141 int32_t cpi_sid; /* session ID */
1142 uint32_t cpi_ruid; /* real user ID */
1143 uint32_t cpi_euid; /* effective user ID */
1144 uint32_t cpi_svuid; /* saved user ID */
1145 uint32_t cpi_rgid; /* real group ID */
1146 uint32_t cpi_egid; /* effective group ID */
1147 uint32_t cpi_svgid; /* saved group ID */
1148 uint32_t cpi_nlwps; /* number of LWPs */
1149 int8_t cpi_name[32]; /* copy of p->p_comm */
1150 /* Add version 2 fields below here. */
1151 int32_t cpi_siglwp; /* LWP target of killing signal */
1152};
1153
1154/*
1155 * NetBSD-specific note type: MACHINE_ARCH.
1156 * There should be 1 NOTE per executable.
1157 * name: NetBSD\0
1158 * namesz: 7
1159 * desc: string
1160 * descsz: variable
1161 */
1162#define ELF_NOTE_TYPE_MARCH_TAG 5
1163/* NetBSD-specific note name and description sizes */
1164#define ELF_NOTE_MARCH_NAMESZ ELF_NOTE_NETBSD_NAMESZ
1165/* NetBSD-specific note name */
1166#define ELF_NOTE_MARCH_NAME ELF_NOTE_NETBSD_NAME
1167
1168/*
1169 * NetBSD-specific note type: MCMODEL
1170 * There should be 1 NOTE per executable.
1171 * name: NetBSD\0
1172 * namesz: 7
1173 * code model: string
1174 */
1175
1176#define ELF_NOTE_TYPE_MCMODEL_TAG 6
1177/* NetBSD-specific note name and description sizes */
1178#define ELF_NOTE_MCMODEL_NAMESZ ELF_NOTE_NETBSD_NAMESZ
1179/* NetBSD-specific note name */
1180#define ELF_NOTE_MCMODEL_NAME ELF_NOTE_NETBSD_NAME
1181
1182
1183#if !defined(ELFSIZE)
1184# if defined(_RUMPKERNEL) || !defined(_KERNEL)
1185# define ELFSIZE ARCH_ELFSIZE
1186# else
1187# define ELFSIZE KERN_ELFSIZE
1188# endif
1189#endif
1190
1191#if defined(ELFSIZE)
1192#define CONCAT(x,y) __CONCAT(x,y)
1193#define ELFNAME(x) CONCAT(elf,CONCAT(ELFSIZE,CONCAT(_,x)))
1194#define ELFNAME2(x,y) CONCAT(x,CONCAT(_elf,CONCAT(ELFSIZE,CONCAT(_,y))))
1195#define ELFNAMEEND(x) CONCAT(x,CONCAT(_elf,ELFSIZE))
1196#define ELFDEFNNAME(x) CONCAT(ELF,CONCAT(ELFSIZE,CONCAT(_,x)))
1197#define ElfW(x) CONCAT(Elf,CONCAT(ELFSIZE,CONCAT(_,x)))
1198#endif
1199
1200#if defined(ELFSIZE) && (ELFSIZE == 32)
1201#define Elf_Ehdr Elf32_Ehdr
1202#define Elf_Phdr Elf32_Phdr
1203#define Elf_Shdr Elf32_Shdr
1204#define Elf_Sym Elf32_Sym
1205#define Elf_Rel Elf32_Rel
1206#define Elf_Rela Elf32_Rela
1207#define Elf_Dyn Elf32_Dyn
1208#define Elf_Word Elf32_Word
1209#define Elf_Sword Elf32_Sword
1210#define Elf_Half Elf32_Half
1211#define Elf_Addr Elf32_Addr
1212#define Elf_Off Elf32_Off
1213#define Elf_SOff Elf32_SOff
1214#define Elf_Nhdr Elf32_Nhdr
1215#define Elf_Verdef Elf32_Verdef
1216#define Elf_Verdaux Elf32_Verdaux
1217#define Elf_Verneed Elf32_Verneed
1218#define Elf_Vernaux Elf32_Vernaux
1219#define Elf_Versym Elf32_Versym
1220
1221#define ELF_R_SYM ELF32_R_SYM
1222#define ELF_R_TYPE ELF32_R_TYPE
1223#define ELFCLASS ELFCLASS32
1224
1225#define AuxInfo Aux32Info
1226#elif defined(ELFSIZE) && (ELFSIZE == 64)
1227#define Elf_Ehdr Elf64_Ehdr
1228#define Elf_Phdr Elf64_Phdr
1229#define Elf_Shdr Elf64_Shdr
1230#define Elf_Sym Elf64_Sym
1231#define Elf_Rel Elf64_Rel
1232#define Elf_Rela Elf64_Rela
1233#define Elf_Dyn Elf64_Dyn
1234#define Elf_Word Elf64_Word
1235#define Elf_Sword Elf64_Sword
1236#define Elf_Half Elf64_Half
1237#define Elf_Addr Elf64_Addr
1238#define Elf_Off Elf64_Off
1239#define Elf_SOff Elf64_SOff
1240#define Elf_Nhdr Elf64_Nhdr
1241#define Elf_Verdef Elf64_Verdef
1242#define Elf_Verdaux Elf64_Verdaux
1243#define Elf_Verneed Elf64_Verneed
1244#define Elf_Vernaux Elf64_Vernaux
1245#define Elf_Versym Elf64_Versym
1246
1247#define ELF_R_SYM ELF64_R_SYM
1248#define ELF_R_TYPE ELF64_R_TYPE
1249#define ELFCLASS ELFCLASS64
1250
1251#define AuxInfo Aux64Info
1252#endif
1253
1254#ifndef Elf_Symindx
1255#define Elf_Symindx uint32_t
1256#endif
1257
1258#define ELF32_ST_BIND(info) ELF_ST_BIND(info)
1259#define ELF32_ST_TYPE(info) ELF_ST_TYPE(info)
1260#define ELF32_ST_INFO(bind,type) ELF_ST_INFO(bind,type)
1261#define ELF32_ST_VISIBILITY(other) ELF_ST_VISIBILITY(other)
1262
1263#define ELF64_ST_BIND(info) ELF_ST_BIND(info)
1264#define ELF64_ST_TYPE(info) ELF_ST_TYPE(info)
1265#define ELF64_ST_INFO(bind,type) ELF_ST_INFO(bind,type)
1266#define ELF64_ST_VISIBILITY(other) ELF_ST_VISIBILITY(other)
1267
1268typedef struct {
1269 Elf32_Half si_boundto; /* direct bindings - symbol bound to */
1270 Elf32_Half si_flags; /* per symbol flags */
1271} Elf32_Syminfo;
1272
1273typedef struct {
1274 Elf64_Word si_boundto; /* direct bindings - symbol bound to */
1275 Elf64_Word si_flags; /* per symbol flags */
1276} Elf64_Syminfo;
1277
1278#define SYMINFO_FLG_DIRECT 0x0001 /* symbol ref has direct association
1279 to object containing definition */
1280#define SYMINFO_FLG_PASSTHRU 0x0002 /* ignored - see SYMINFO_FLG_FILTER */
1281#define SYMINFO_FLG_COPY 0x0004 /* symbol is a copy-reloc */
1282#define SYMINFO_FLG_LAZYLOAD 0x0008 /* object containing defn should be
1283 lazily-loaded */
1284#define SYMINFO_FLG_DIRECTBIND 0x0010 /* ref should be bound directly to
1285 object containing definition */
1286#define SYMINFO_FLG_NOEXTDIRECT 0x0020 /* don't let an external reference
1287 directly bind to this symbol */
1288#define SYMINFO_FLG_FILTER 0x0002 /* symbol ref is associated to a */
1289#define SYMINFO_FLG_AUXILIARY 0x0040 /* standard or auxiliary filter */
1290
1291#define SYMINFO_BT_SELF 0xffff /* symbol bound to self */
1292#define SYMINFO_BT_PARENT 0xfffe /* symbol bound to parent */
1293#define SYMINFO_BT_NONE 0xfffd /* no special symbol binding */
1294#define SYMINFO_BT_EXTERN 0xfffc /* symbol defined as external */
1295#define SYMINFO_BT_LOWRESERVE 0xff00 /* beginning of reserved entries */
1296
1297#define SYMINFO_NONE 0 /* Syminfo version */
1298#define SYMINFO_CURRENT 1
1299#define SYMINFO_NUM 2
1300
1301/*
1302 * These constants are used for Elf32_Verdef struct's version number.
1303 */
1304#define VER_DEF_NONE 0
1305#define VER_DEF_CURRENT 1
1306
1307/*
1308 * These constants are used for Elf32_Verdef struct's vd_ndx.
1309 */
1310#define VER_DEF_IDX(x) VER_NDX(x)
1311
1312/*
1313 * These constants are used for Elf32_Verdef struct's vd_flags.
1314 */
1315#define VER_FLG_BASE 0x1
1316#define VER_FLG_WEAK 0x2
1317
1318/*
1319 * These are used in an Elf32_Versym field.
1320 */
1321#define VER_NDX_LOCAL 0
1322#define VER_NDX_GLOBAL 1
1323#define VER_NDX_GIVEN 2
1324
1325/*
1326 * These constants are used for Elf32_Verneed struct's version number.
1327 */
1328#define VER_NEED_NONE 0
1329#define VER_NEED_CURRENT 1
1330
1331/*
1332 * These constants are used for Elf32_Vernaux struct's vna_other.
1333 */
1334#define VER_NEED_HIDDEN VER_NDX_HIDDEN
1335#define VER_NEED_IDX(x) VER_NDX(x)
1336
1337/* index */
1338#define VER_NDX_HIDDEN 0x8000
1339#define VER_NDX(x) ((x) & ~VER_NDX_HIDDEN)
1340
1341/*
1342 * GNU Extension hiding symbol
1343 */
1344#define VERSYM_HIDDEN 0x8000
1345#define VERSYM_VERSION 0x7fff
1346
1347#define ELF_VER_CHR '@'
1348
1349/*
1350 * These are current size independent.
1351 */
1352
1353typedef struct {
1354 Elf32_Half vd_version; /* version number of structure */
1355 Elf32_Half vd_flags; /* flags (VER_FLG_*) */
1356 Elf32_Half vd_ndx; /* version index */
1357 Elf32_Half vd_cnt; /* number of verdaux entries */
1358 Elf32_Word vd_hash; /* hash of name */
1359 Elf32_Word vd_aux; /* offset to verdaux entries */
1360 Elf32_Word vd_next; /* offset to next verdef */
1361} Elf32_Verdef;
1362typedef Elf32_Verdef Elf64_Verdef;
1363
1364typedef struct {
1365 Elf32_Word vda_name; /* string table offset of name */
1366 Elf32_Word vda_next; /* offset to verdaux */
1367} Elf32_Verdaux;
1368typedef Elf32_Verdaux Elf64_Verdaux;
1369
1370typedef struct {
1371 Elf32_Half vn_version; /* version number of structure */
1372 Elf32_Half vn_cnt; /* number of vernaux entries */
1373 Elf32_Word vn_file; /* string table offset of library name*/
1374 Elf32_Word vn_aux; /* offset to vernaux entries */
1375 Elf32_Word vn_next; /* offset to next verneed */
1376} Elf32_Verneed;
1377typedef Elf32_Verneed Elf64_Verneed;
1378
1379typedef struct {
1380 Elf32_Word vna_hash; /* Hash of dependency name */
1381 Elf32_Half vna_flags; /* flags (VER_FLG_*) */
1382 Elf32_Half vna_other; /* unused */
1383 Elf32_Word vna_name; /* string table offset to version name*/
1384 Elf32_Word vna_next; /* offset to next vernaux */
1385} Elf32_Vernaux;
1386typedef Elf32_Vernaux Elf64_Vernaux;
1387
1388typedef struct {
1389 Elf32_Half vs_vers;
1390} Elf32_Versym;
1391typedef Elf32_Versym Elf64_Versym;
1392
1393#ifdef _KERNEL
1394
1395/*
1396 * Arbitrary limits to avoid DoS for excessive memory allocation.
1397 */
1398#define ELF_MAXPHNUM 128
1399#define ELF_MAXSHNUM 32768
1400#define ELF_MAXNOTESIZE 1024
1401
1402#define ELF_AUX_ENTRIES 15 /* Max size of aux array passed to loader */
1403#define ELF32_NO_ADDR (~(Elf32_Addr)0) /* Indicates addr. not yet filled in */
1404#define ELF32_LINK_ADDR ((Elf32_Addr)-2) /* advises to use link address */
1405#define ELF64_NO_ADDR (~(Elf64_Addr)0) /* Indicates addr. not yet filled in */
1406#define ELF64_LINK_ADDR ((Elf64_Addr)-2) /* advises to use link address */
1407
1408#if defined(ELFSIZE) && (ELFSIZE == 64)
1409#define ELF_NO_ADDR ELF64_NO_ADDR
1410#define ELF_LINK_ADDR ELF64_LINK_ADDR
1411#elif defined(ELFSIZE) && (ELFSIZE == 32)
1412#define ELF_NO_ADDR ELF32_NO_ADDR
1413#define ELF_LINK_ADDR ELF32_LINK_ADDR
1414#endif
1415
1416#ifndef ELF32_EHDR_FLAGS_OK
1417#define ELF32_EHDR_FLAGS_OK(eh) 1
1418#endif
1419
1420#ifndef ELF64_EHDR_FLAGS_OK
1421#define ELF64_EHDR_FLAGS_OK(eh) 1
1422#endif
1423
1424#if defined(ELFSIZE) && (ELFSIZE == 64)
1425#define ELF_EHDR_FLAGS_OK(eh) ELF64_EHDR_FLAGS_OK(eh)
1426#else
1427#define ELF_EHDR_FLAGS_OK(eh) ELF32_EHDR_FLAGS_OK(eh)
1428#endif
1429
1430#if defined(ELFSIZE)
1431struct elf_args {
1432 Elf_Addr arg_entry; /* program entry point */
1433 Elf_Addr arg_interp; /* Interpreter load address */
1434 Elf_Addr arg_phaddr; /* program header address */
1435 Elf_Addr arg_phentsize; /* Size of program header */
1436 Elf_Addr arg_phnum; /* Number of program headers */
1437};
1438#endif
1439
1440#ifdef _KERNEL_OPT
1441#include "opt_execfmt.h"
1442#endif
1443
1444struct ps_strings;
1445struct coredump_iostate;
1446struct note_state;
1447struct exec_package;
1448
1449#ifdef EXEC_ELF32
1450int exec_elf32_makecmds(struct lwp *, struct exec_package *);
1451int elf32_populate_auxv(struct lwp *, struct exec_package *, char **);
1452int elf32_copyargs(struct lwp *, struct exec_package *,
1453 struct ps_strings *, char **, void *);
1454
1455int elf32_check_header(Elf32_Ehdr *);
1456#endif
1457
1458int real_coredump_elf32(struct lwp *, struct coredump_iostate *);
1459int coredump_elf32(struct lwp *, struct coredump_iostate *);
1460void coredump_savenote_elf32(struct note_state *, unsigned int,
1461 const char *, void *, size_t);
1462
1463
1464#ifdef EXEC_ELF64
1465int exec_elf64_makecmds(struct lwp *, struct exec_package *);
1466int elf64_populate_auxv(struct lwp *, struct exec_package *, char **);
1467int elf64_copyargs(struct lwp *, struct exec_package *,
1468 struct ps_strings *, char **, void *);
1469
1470int elf64_check_header(Elf64_Ehdr *);
1471#endif
1472
1473int real_coredump_elf64(struct lwp *, struct coredump_iostate *);
1474int coredump_elf64(struct lwp *, struct coredump_iostate *);
1475void coredump_savenote_elf64(struct note_state *, unsigned int,
1476 const char *, void *, size_t);
1477
1478
1479#endif /* _KERNEL */
1480
1481#endif /* !_SYS_EXEC_ELF_H_ */