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Elliott Hughes0f19b102022-10-06 23:11:38 +00001/*-
Elliott Hughes6cd03ef2024-03-21 18:06:18 +00002 * SPDX-License-Identifier: BSD-2-Clause
Elliott Hughes0f19b102022-10-06 23:11:38 +00003 *
4 * Copyright (c) 2017, 2018 Dell EMC
5 * Copyright (c) 2000, 2001, 2008, 2011, David E. O'Brien
6 * Copyright (c) 1998 John D. Polstra.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
Elliott Hughes0f19b102022-10-06 23:11:38 +000029 */
30
31#ifndef _SYS_ELF_COMMON_H_
32#define _SYS_ELF_COMMON_H_ 1
33
34/*
35 * ELF definitions that are independent of architecture or word size.
36 */
37
38/*
Elliott Hughes6cd03ef2024-03-21 18:06:18 +000039 * Note header. The ".note" section contains an array of notes. Each
40 * begins with this header, aligned to a word boundary. Immediately
41 * following the note header is n_namesz bytes of name, padded to the
42 * next word boundary. Then comes n_descsz bytes of descriptor, again
43 * padded to a word boundary. The values of n_namesz and n_descsz do
44 * not include the padding.
45 */
46
47#if 0 // android-added
48#if !defined(LOCORE) && !defined(__ASSEMBLER__)
49typedef struct {
50 u_int32_t n_namesz; /* Length of name. */
51 u_int32_t n_descsz; /* Length of descriptor. */
52 u_int32_t n_type; /* Type of this note. */
53} Elf_Note;
54typedef Elf_Note Elf_Nhdr;
55#endif
56#endif // android-added
57
58/*
Elliott Hughes0f19b102022-10-06 23:11:38 +000059 * Option kinds.
60 */
61#define ODK_NULL 0 /* undefined */
62#define ODK_REGINFO 1 /* register usage info */
63#define ODK_EXCEPTIONS 2 /* exception processing info */
64#define ODK_PAD 3 /* section padding */
65#define ODK_HWPATCH 4 /* hardware patch applied */
66#define ODK_FILL 5 /* fill value used by the linker */
67#define ODK_TAGS 6 /* reserved space for tools */
68#define ODK_HWAND 7 /* hardware AND patch applied */
69#define ODK_HWOR 8 /* hardware OR patch applied */
70#define ODK_GP_GROUP 9 /* GP group for text/data sections */
71#define ODK_IDENT 10 /* ID information */
72#define ODK_PAGESIZE 11 /* page size information */
73
74/*
75 * ODK_EXCEPTIONS info field masks.
76 */
77#define OEX_FPU_MIN 0x0000001f /* min FPU exception required */
78#define OEX_FPU_MAX 0x00001f00 /* max FPU exception allowed */
79#define OEX_PAGE0 0x00010000 /* page zero must be mapped */
80#define OEX_SMM 0x00020000 /* run in sequential memory mode */
81#define OEX_PRECISEFP 0x00040000 /* run in precise FP exception mode */
82#define OEX_DISMISS 0x00080000 /* dismiss invalid address traps */
83
84/*
85 * ODK_PAD info field masks.
86 */
87#define OPAD_PREFIX 0x0001
88#define OPAD_POSTFIX 0x0002
89#define OPAD_SYMBOL 0x0004
90
91/*
92 * ODK_HWPATCH info field masks.
93 */
94#define OHW_R4KEOP 0x00000001 /* patch for R4000 branch at end-of-page bug */
95#define OHW_R8KPFETCH 0x00000002 /* R8000 prefetch bug may occur */
96#define OHW_R5KEOP 0x00000004 /* patch for R5000 branch at end-of-page bug */
97#define OHW_R5KCVTL 0x00000008 /* R5000 cvt.[ds].l bug: clean == 1 */
98#define OHW_R10KLDL 0x00000010UL /* need patch for R10000 misaligned load */
99
100/*
101 * ODK_HWAND/ODK_HWOR info field and hwp_flags[12] masks.
102 */
103#define OHWA0_R4KEOP_CHECKED 0x00000001 /* object checked for R4000 end-of-page bug */
104#define OHWA0_R4KEOP_CLEAN 0x00000002 /* object verified clean for R4000 end-of-page bug */
105#define OHWO0_FIXADE 0x00000001 /* object requires call to fixade */
106
107/*
108 * ODK_IDENT/ODK_GP_GROUP info field masks.
109 */
110#define OGP_GROUP 0x0000ffff /* GP group number */
111#define OGP_SELF 0x00010000 /* GP group is self-contained */
112
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000113/*
114 * The header for GNU-style hash sections.
115 */
116
117#if 0 // android-added
118#if !defined(LOCORE) && !defined(__ASSEMBLER__)
119typedef struct {
120 u_int32_t gh_nbuckets; /* Number of hash buckets. */
121 u_int32_t gh_symndx; /* First visible symbol in .dynsym. */
122 u_int32_t gh_maskwords; /* #maskwords used in bloom filter. */
123 u_int32_t gh_shift2; /* Bloom filter shift count. */
124} Elf_GNU_Hash_Header;
125#endif
126#endif
127
Elliott Hughes0f19b102022-10-06 23:11:38 +0000128/* Indexes into the e_ident array. Keep synced with
129 http://www.sco.com/developers/gabi/latest/ch4.eheader.html */
130#define EI_MAG0 0 /* Magic number, byte 0. */
131#define EI_MAG1 1 /* Magic number, byte 1. */
132#define EI_MAG2 2 /* Magic number, byte 2. */
133#define EI_MAG3 3 /* Magic number, byte 3. */
134#define EI_CLASS 4 /* Class of machine. */
135#define EI_DATA 5 /* Data format. */
136#define EI_VERSION 6 /* ELF format version. */
137#define EI_OSABI 7 /* Operating system / ABI identification */
138#define EI_ABIVERSION 8 /* ABI version */
139#define OLD_EI_BRAND 8 /* Start of architecture identification. */
140#define EI_PAD 9 /* Start of padding (per SVR4 ABI). */
141#define EI_NIDENT 16 /* Size of e_ident array. */
142
143/* Values for the magic number bytes. */
144#define ELFMAG0 0x7f
145#define ELFMAG1 'E'
146#define ELFMAG2 'L'
147#define ELFMAG3 'F'
148#define ELFMAG "\177ELF" /* magic string */
149#define SELFMAG 4 /* magic string size */
150
151/* Values for e_ident[EI_VERSION] and e_version. */
152#define EV_NONE 0
153#define EV_CURRENT 1
154
155/* Values for e_ident[EI_CLASS]. */
156#define ELFCLASSNONE 0 /* Unknown class. */
157#define ELFCLASS32 1 /* 32-bit architecture. */
158#define ELFCLASS64 2 /* 64-bit architecture. */
159
160/* Values for e_ident[EI_DATA]. */
161#define ELFDATANONE 0 /* Unknown data format. */
162#define ELFDATA2LSB 1 /* 2's complement little-endian. */
163#define ELFDATA2MSB 2 /* 2's complement big-endian. */
164
165/* Values for e_ident[EI_OSABI]. */
166#define ELFOSABI_NONE 0 /* UNIX System V ABI */
167#define ELFOSABI_HPUX 1 /* HP-UX operating system */
168#define ELFOSABI_NETBSD 2 /* NetBSD */
169#define ELFOSABI_LINUX 3 /* GNU/Linux */
170#define ELFOSABI_HURD 4 /* GNU/Hurd */
171#define ELFOSABI_86OPEN 5 /* 86Open common IA32 ABI */
172#define ELFOSABI_SOLARIS 6 /* Solaris */
173#define ELFOSABI_AIX 7 /* AIX */
174#define ELFOSABI_IRIX 8 /* IRIX */
175#define ELFOSABI_FREEBSD 9 /* FreeBSD */
176#define ELFOSABI_TRU64 10 /* TRU64 UNIX */
177#define ELFOSABI_MODESTO 11 /* Novell Modesto */
178#define ELFOSABI_OPENBSD 12 /* OpenBSD */
179#define ELFOSABI_OPENVMS 13 /* Open VMS */
180#define ELFOSABI_NSK 14 /* HP Non-Stop Kernel */
181#define ELFOSABI_AROS 15 /* Amiga Research OS */
182#define ELFOSABI_FENIXOS 16 /* FenixOS */
183#define ELFOSABI_CLOUDABI 17 /* Nuxi CloudABI */
184#define ELFOSABI_OPENVOS 18 /* Stratus Technologies OpenVOS */
185#define ELFOSABI_ARM_AEABI 64 /* ARM EABI */
186#define ELFOSABI_ARM 97 /* ARM */
187#define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */
188
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000189#define ELFOSABI_SYSV ELFOSABI_NONE /* symbol used in old spec */
Elliott Hughes0f19b102022-10-06 23:11:38 +0000190#define ELFOSABI_MONTEREY ELFOSABI_AIX /* Monterey */
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000191#define ELFOSABI_GNU ELFOSABI_LINUX
Elliott Hughes0f19b102022-10-06 23:11:38 +0000192
193/* e_ident */
194#define IS_ELF(ehdr) ((ehdr).e_ident[EI_MAG0] == ELFMAG0 && \
195 (ehdr).e_ident[EI_MAG1] == ELFMAG1 && \
196 (ehdr).e_ident[EI_MAG2] == ELFMAG2 && \
197 (ehdr).e_ident[EI_MAG3] == ELFMAG3)
198
199/* Values for e_type. */
200#define ET_NONE 0 /* Unknown type. */
201#define ET_REL 1 /* Relocatable. */
202#define ET_EXEC 2 /* Executable. */
203#define ET_DYN 3 /* Shared object. */
204#define ET_CORE 4 /* Core file. */
205#define ET_LOOS 0xfe00 /* First operating system specific. */
206#define ET_HIOS 0xfeff /* Last operating system-specific. */
207#define ET_LOPROC 0xff00 /* First processor-specific. */
208#define ET_HIPROC 0xffff /* Last processor-specific. */
209
210/* Values for e_machine. */
211#define EM_NONE 0 /* Unknown machine. */
212#define EM_M32 1 /* AT&T WE32100. */
213#define EM_SPARC 2 /* Sun SPARC. */
214#define EM_386 3 /* Intel i386. */
215#define EM_68K 4 /* Motorola 68000. */
216#define EM_88K 5 /* Motorola 88000. */
217#define EM_IAMCU 6 /* Intel MCU. */
218#define EM_860 7 /* Intel i860. */
219#define EM_MIPS 8 /* MIPS R3000 Big-Endian only. */
220#define EM_S370 9 /* IBM System/370. */
221#define EM_MIPS_RS3_LE 10 /* MIPS R3000 Little-Endian. */
222#define EM_PARISC 15 /* HP PA-RISC. */
223#define EM_VPP500 17 /* Fujitsu VPP500. */
224#define EM_SPARC32PLUS 18 /* SPARC v8plus. */
225#define EM_960 19 /* Intel 80960. */
226#define EM_PPC 20 /* PowerPC 32-bit. */
227#define EM_PPC64 21 /* PowerPC 64-bit. */
228#define EM_S390 22 /* IBM System/390. */
229#define EM_V800 36 /* NEC V800. */
230#define EM_FR20 37 /* Fujitsu FR20. */
231#define EM_RH32 38 /* TRW RH-32. */
232#define EM_RCE 39 /* Motorola RCE. */
233#define EM_ARM 40 /* ARM. */
234#define EM_SH 42 /* Hitachi SH. */
235#define EM_SPARCV9 43 /* SPARC v9 64-bit. */
236#define EM_TRICORE 44 /* Siemens TriCore embedded processor. */
237#define EM_ARC 45 /* Argonaut RISC Core. */
238#define EM_H8_300 46 /* Hitachi H8/300. */
239#define EM_H8_300H 47 /* Hitachi H8/300H. */
240#define EM_H8S 48 /* Hitachi H8S. */
241#define EM_H8_500 49 /* Hitachi H8/500. */
242#define EM_IA_64 50 /* Intel IA-64 Processor. */
243#define EM_MIPS_X 51 /* Stanford MIPS-X. */
244#define EM_COLDFIRE 52 /* Motorola ColdFire. */
245#define EM_68HC12 53 /* Motorola M68HC12. */
246#define EM_MMA 54 /* Fujitsu MMA. */
247#define EM_PCP 55 /* Siemens PCP. */
248#define EM_NCPU 56 /* Sony nCPU. */
249#define EM_NDR1 57 /* Denso NDR1 microprocessor. */
250#define EM_STARCORE 58 /* Motorola Star*Core processor. */
251#define EM_ME16 59 /* Toyota ME16 processor. */
252#define EM_ST100 60 /* STMicroelectronics ST100 processor. */
253#define EM_TINYJ 61 /* Advanced Logic Corp. TinyJ processor. */
254#define EM_X86_64 62 /* Advanced Micro Devices x86-64 */
255#define EM_AMD64 EM_X86_64 /* Advanced Micro Devices x86-64 (compat) */
256#define EM_PDSP 63 /* Sony DSP Processor. */
257#define EM_FX66 66 /* Siemens FX66 microcontroller. */
258#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16
259 microcontroller. */
260#define EM_ST7 68 /* STmicroelectronics ST7 8-bit
261 microcontroller. */
262#define EM_68HC16 69 /* Motorola MC68HC16 microcontroller. */
263#define EM_68HC11 70 /* Motorola MC68HC11 microcontroller. */
264#define EM_68HC08 71 /* Motorola MC68HC08 microcontroller. */
265#define EM_68HC05 72 /* Motorola MC68HC05 microcontroller. */
266#define EM_SVX 73 /* Silicon Graphics SVx. */
267#define EM_ST19 74 /* STMicroelectronics ST19 8-bit mc. */
268#define EM_VAX 75 /* Digital VAX. */
269#define EM_CRIS 76 /* Axis Communications 32-bit embedded
270 processor. */
271#define EM_JAVELIN 77 /* Infineon Technologies 32-bit embedded
272 processor. */
273#define EM_FIREPATH 78 /* Element 14 64-bit DSP Processor. */
274#define EM_ZSP 79 /* LSI Logic 16-bit DSP Processor. */
275#define EM_MMIX 80 /* Donald Knuth's educational 64-bit proc. */
276#define EM_HUANY 81 /* Harvard University machine-independent
277 object files. */
278#define EM_PRISM 82 /* SiTera Prism. */
279#define EM_AVR 83 /* Atmel AVR 8-bit microcontroller. */
280#define EM_FR30 84 /* Fujitsu FR30. */
281#define EM_D10V 85 /* Mitsubishi D10V. */
282#define EM_D30V 86 /* Mitsubishi D30V. */
283#define EM_V850 87 /* NEC v850. */
284#define EM_M32R 88 /* Mitsubishi M32R. */
285#define EM_MN10300 89 /* Matsushita MN10300. */
286#define EM_MN10200 90 /* Matsushita MN10200. */
287#define EM_PJ 91 /* picoJava. */
288#define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor. */
289#define EM_ARC_A5 93 /* ARC Cores Tangent-A5. */
290#define EM_XTENSA 94 /* Tensilica Xtensa Architecture. */
291#define EM_VIDEOCORE 95 /* Alphamosaic VideoCore processor. */
292#define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose
293 Processor. */
294#define EM_NS32K 97 /* National Semiconductor 32000 series. */
295#define EM_TPC 98 /* Tenor Network TPC processor. */
296#define EM_SNP1K 99 /* Trebia SNP 1000 processor. */
297#define EM_ST200 100 /* STMicroelectronics ST200 microcontroller. */
298#define EM_IP2K 101 /* Ubicom IP2xxx microcontroller family. */
299#define EM_MAX 102 /* MAX Processor. */
300#define EM_CR 103 /* National Semiconductor CompactRISC
301 microprocessor. */
302#define EM_F2MC16 104 /* Fujitsu F2MC16. */
303#define EM_MSP430 105 /* Texas Instruments embedded microcontroller
304 msp430. */
305#define EM_BLACKFIN 106 /* Analog Devices Blackfin (DSP) processor. */
306#define EM_SE_C33 107 /* S1C33 Family of Seiko Epson processors. */
307#define EM_SEP 108 /* Sharp embedded microprocessor. */
308#define EM_ARCA 109 /* Arca RISC Microprocessor. */
309#define EM_UNICORE 110 /* Microprocessor series from PKU-Unity Ltd.
310 and MPRC of Peking University */
311#define EM_AARCH64 183 /* AArch64 (64-bit ARM) */
312#define EM_RISCV 243 /* RISC-V */
313
314/* Non-standard or deprecated. */
315#define EM_486 6 /* Intel i486. */
316#define EM_MIPS_RS4_BE 10 /* MIPS R4000 Big-Endian */
317#define EM_ALPHA_STD 41 /* Digital Alpha (standard value). */
318#define EM_ALPHA 0x9026 /* Alpha (written in the absence of an ABI) */
319
320/**
321 * e_flags
322 */
323#define EF_ARM_RELEXEC 0x1
324#define EF_ARM_HASENTRY 0x2
325#define EF_ARM_SYMSARESORTED 0x4
326#define EF_ARM_DYNSYMSUSESEGIDX 0x8
327#define EF_ARM_MAPSYMSFIRST 0x10
328#define EF_ARM_LE8 0x00400000
329#define EF_ARM_BE8 0x00800000
330#define EF_ARM_EABIMASK 0xFF000000
331#define EF_ARM_EABI_UNKNOWN 0x00000000
332#define EF_ARM_EABI_VER1 0x01000000
333#define EF_ARM_EABI_VER2 0x02000000
334#define EF_ARM_EABI_VER3 0x03000000
335#define EF_ARM_EABI_VER4 0x04000000
336#define EF_ARM_EABI_VER5 0x05000000
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000337#define EF_ARM_EABI_VERSION(x) ((x) & EF_ARM_EABIMASK)
Elliott Hughes0f19b102022-10-06 23:11:38 +0000338#define EF_ARM_INTERWORK 0x00000004
339#define EF_ARM_APCS_26 0x00000008
340#define EF_ARM_APCS_FLOAT 0x00000010
341#define EF_ARM_PIC 0x00000020
342#define EF_ARM_ALIGN8 0x00000040
343#define EF_ARM_NEW_ABI 0x00000080
344#define EF_ARM_OLD_ABI 0x00000100
345#define EF_ARM_ABI_FLOAT_SOFT 0x00000200
346#define EF_ARM_SOFT_FLOAT EF_ARM_ABI_FLOAT_SOFT /* Pre-V5 ABI name */
347#define EF_ARM_ABI_FLOAT_HARD 0x00000400
348#define EF_ARM_VFP_FLOAT EF_ARM_ABI_FLOAT_HARD /* Pre-V5 ABI name */
349#define EF_ARM_MAVERICK_FLOAT 0x00000800
350
351#define EF_MIPS_NOREORDER 0x00000001
352#define EF_MIPS_PIC 0x00000002 /* Contains PIC code */
353#define EF_MIPS_CPIC 0x00000004 /* STD PIC calling sequence */
354#define EF_MIPS_UCODE 0x00000010
355#define EF_MIPS_ABI2 0x00000020 /* N32 */
356#define EF_MIPS_OPTIONS_FIRST 0x00000080
357#define EF_MIPS_ABI 0x0000F000
358#define EF_MIPS_ABI_O32 0x00001000
359#define EF_MIPS_ABI_O64 0x00002000
360#define EF_MIPS_ABI_EABI32 0x00003000
361#define EF_MIPS_ABI_EABI64 0x00004000
362#define EF_MIPS_ARCH_ASE 0x0F000000 /* Architectural extensions */
363#define EF_MIPS_ARCH_ASE_MDMX 0x08000000 /* MDMX multimedia extension */
364#define EF_MIPS_ARCH_ASE_M16 0x04000000 /* MIPS-16 ISA extensions */
365#define EF_MIPS_ARCH 0xF0000000 /* Architecture field */
366#define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code */
367#define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code */
368#define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code */
369#define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code */
370#define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code */
371#define EF_MIPS_ARCH_32 0x50000000 /* -mips32 code */
372#define EF_MIPS_ARCH_64 0x60000000 /* -mips64 code */
373#define EF_MIPS_ARCH_32R2 0x70000000 /* -mips32r2 code */
374#define EF_MIPS_ARCH_64R2 0x80000000 /* -mips64r2 code */
375
376#define EF_PPC_EMB 0x80000000
377#define EF_PPC_RELOCATABLE 0x00010000
378#define EF_PPC_RELOCATABLE_LIB 0x00008000
379
380#define EF_RISCV_RVC 0x00000001
381#define EF_RISCV_FLOAT_ABI_MASK 0x00000006
382#define EF_RISCV_FLOAT_ABI_SOFT 0x00000000
383#define EF_RISCV_FLOAT_ABI_SINGLE 0x000002
384#define EF_RISCV_FLOAT_ABI_DOUBLE 0x000004
385#define EF_RISCV_FLOAT_ABI_QUAD 0x00000006
386#define EF_RISCV_RVE 0x00000008
387#define EF_RISCV_TSO 0x00000010
388
389#define EF_SPARC_EXT_MASK 0x00ffff00
390#define EF_SPARC_32PLUS 0x00000100
391#define EF_SPARC_SUN_US1 0x00000200
392#define EF_SPARC_HAL_R1 0x00000200
393#define EF_SPARC_SUN_US3 0x00000800
394
395#define EF_SPARCV9_MM 0x00000003
396#define EF_SPARCV9_TSO 0x00000000
397#define EF_SPARCV9_PSO 0x00000001
398#define EF_SPARCV9_RMO 0x00000002
399
400/* Special section indexes. */
401#define SHN_UNDEF 0 /* Undefined, missing, irrelevant. */
402#define SHN_LORESERVE 0xff00 /* First of reserved range. */
403#define SHN_LOPROC 0xff00 /* First processor-specific. */
404#define SHN_HIPROC 0xff1f /* Last processor-specific. */
405#define SHN_LOOS 0xff20 /* First operating system-specific. */
406#define SHN_FBSD_CACHED SHN_LOOS /* Transient, for sys/kern/link_elf_obj
407 linker only: Cached global in local
408 symtab. */
409#define SHN_HIOS 0xff3f /* Last operating system-specific. */
410#define SHN_ABS 0xfff1 /* Absolute values. */
411#define SHN_COMMON 0xfff2 /* Common data. */
412#define SHN_XINDEX 0xffff /* Escape -- index stored elsewhere. */
413#define SHN_HIRESERVE 0xffff /* Last of reserved range. */
414
415/* sh_type */
416#define SHT_NULL 0 /* inactive */
417#define SHT_PROGBITS 1 /* program defined information */
418#define SHT_SYMTAB 2 /* symbol table section */
419#define SHT_STRTAB 3 /* string table section */
420#define SHT_RELA 4 /* relocation section with addends */
421#define SHT_HASH 5 /* symbol hash table section */
422#define SHT_DYNAMIC 6 /* dynamic section */
423#define SHT_NOTE 7 /* note section */
424#define SHT_NOBITS 8 /* no space section */
425#define SHT_REL 9 /* relocation section - no addends */
426#define SHT_SHLIB 10 /* reserved - purpose unknown */
427#define SHT_DYNSYM 11 /* dynamic symbol table section */
428#define SHT_INIT_ARRAY 14 /* Initialization function pointers. */
429#define SHT_FINI_ARRAY 15 /* Termination function pointers. */
430#define SHT_PREINIT_ARRAY 16 /* Pre-initialization function ptrs. */
431#define SHT_GROUP 17 /* Section group. */
432#define SHT_SYMTAB_SHNDX 18 /* Section indexes (see SHN_XINDEX). */
433#define SHT_LOOS 0x60000000 /* First of OS specific semantics */
434#define SHT_LOSUNW 0x6ffffff4
435#define SHT_SUNW_dof 0x6ffffff4
436#define SHT_SUNW_cap 0x6ffffff5
437#define SHT_GNU_ATTRIBUTES 0x6ffffff5
438#define SHT_SUNW_SIGNATURE 0x6ffffff6
439#define SHT_GNU_HASH 0x6ffffff6
440#define SHT_GNU_LIBLIST 0x6ffffff7
441#define SHT_SUNW_ANNOTATE 0x6ffffff7
442#define SHT_SUNW_DEBUGSTR 0x6ffffff8
443#define SHT_SUNW_DEBUG 0x6ffffff9
444#define SHT_SUNW_move 0x6ffffffa
445#define SHT_SUNW_COMDAT 0x6ffffffb
446#define SHT_SUNW_syminfo 0x6ffffffc
447#define SHT_SUNW_verdef 0x6ffffffd
448#define SHT_GNU_verdef 0x6ffffffd /* Symbol versions provided */
449#define SHT_SUNW_verneed 0x6ffffffe
450#define SHT_GNU_verneed 0x6ffffffe /* Symbol versions required */
451#define SHT_SUNW_versym 0x6fffffff
452#define SHT_GNU_versym 0x6fffffff /* Symbol version table */
453#define SHT_HISUNW 0x6fffffff
454#define SHT_HIOS 0x6fffffff /* Last of OS specific semantics */
455#define SHT_LOPROC 0x70000000 /* reserved range for processor */
456#define SHT_X86_64_UNWIND 0x70000001 /* unwind information */
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000457#define SHT_AMD64_UNWIND SHT_X86_64_UNWIND
Elliott Hughes0f19b102022-10-06 23:11:38 +0000458
459#define SHT_ARM_EXIDX 0x70000001 /* Exception index table. */
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000460#define SHT_ARM_PREEMPTMAP 0x70000002 /* BPABI DLL dynamic linking
Elliott Hughes0f19b102022-10-06 23:11:38 +0000461 pre-emption map. */
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000462#define SHT_ARM_ATTRIBUTES 0x70000003 /* Object file compatibility
Elliott Hughes0f19b102022-10-06 23:11:38 +0000463 attributes. */
464#define SHT_ARM_DEBUGOVERLAY 0x70000004 /* See DBGOVL for details. */
465#define SHT_ARM_OVERLAYSECTION 0x70000005 /* See DBGOVL for details. */
466#define SHT_MIPS_LIBLIST 0x70000000
467#define SHT_MIPS_MSYM 0x70000001
468#define SHT_MIPS_CONFLICT 0x70000002
469#define SHT_MIPS_GPTAB 0x70000003
470#define SHT_MIPS_UCODE 0x70000004
471#define SHT_MIPS_DEBUG 0x70000005
472#define SHT_MIPS_REGINFO 0x70000006
473#define SHT_MIPS_PACKAGE 0x70000007
474#define SHT_MIPS_PACKSYM 0x70000008
475#define SHT_MIPS_RELD 0x70000009
476#define SHT_MIPS_IFACE 0x7000000b
477#define SHT_MIPS_CONTENT 0x7000000c
478#define SHT_MIPS_OPTIONS 0x7000000d
479#define SHT_MIPS_DELTASYM 0x7000001b
480#define SHT_MIPS_DELTAINST 0x7000001c
481#define SHT_MIPS_DELTACLASS 0x7000001d
482#define SHT_MIPS_DWARF 0x7000001e /* MIPS gcc uses MIPS_DWARF */
483#define SHT_MIPS_DELTADECL 0x7000001f
484#define SHT_MIPS_SYMBOL_LIB 0x70000020
485#define SHT_MIPS_EVENTS 0x70000021
486#define SHT_MIPS_TRANSLATE 0x70000022
487#define SHT_MIPS_PIXIE 0x70000023
488#define SHT_MIPS_XLATE 0x70000024
489#define SHT_MIPS_XLATE_DEBUG 0x70000025
490#define SHT_MIPS_WHIRL 0x70000026
491#define SHT_MIPS_EH_REGION 0x70000027
492#define SHT_MIPS_XLATE_OLD 0x70000028
493#define SHT_MIPS_PDR_EXCEPTION 0x70000029
494#define SHT_MIPS_ABIFLAGS 0x7000002a
495
496#define SHT_SPARC_GOTDATA 0x70000000
497
498#define SHTORDERED
499#define SHT_HIPROC 0x7fffffff /* specific section header types */
500#define SHT_LOUSER 0x80000000 /* reserved range for application */
501#define SHT_HIUSER 0xffffffff /* specific indexes */
502
503/* Flags for sh_flags. */
504#define SHF_WRITE 0x1 /* Section contains writable data. */
505#define SHF_ALLOC 0x2 /* Section occupies memory. */
506#define SHF_EXECINSTR 0x4 /* Section contains instructions. */
507#define SHF_MERGE 0x10 /* Section may be merged. */
508#define SHF_STRINGS 0x20 /* Section contains strings. */
509#define SHF_INFO_LINK 0x40 /* sh_info holds section index. */
510#define SHF_LINK_ORDER 0x80 /* Special ordering requirements. */
511#define SHF_OS_NONCONFORMING 0x100 /* OS-specific processing required. */
512#define SHF_GROUP 0x200 /* Member of section group. */
513#define SHF_TLS 0x400 /* Section contains TLS data. */
514#define SHF_COMPRESSED 0x800 /* Section contains compressed data. */
515#define SHF_MASKOS 0x0ff00000 /* OS-specific semantics. */
516#define SHF_MASKPROC 0xf0000000 /* Processor-specific semantics. */
517
518/* Flags for section groups. */
519#define GRP_COMDAT 0x1 /* COMDAT semantics. */
520
521/*
522 * Flags / mask for .gnu.versym sections.
523 */
524#define VERSYM_VERSION 0x7fff
525#define VERSYM_HIDDEN 0x8000
526
527/* Values for p_type. */
528#define PT_NULL 0 /* Unused entry. */
529#define PT_LOAD 1 /* Loadable segment. */
530#define PT_DYNAMIC 2 /* Dynamic linking information segment. */
531#define PT_INTERP 3 /* Pathname of interpreter. */
532#define PT_NOTE 4 /* Auxiliary information. */
533#define PT_SHLIB 5 /* Reserved (not used). */
534#define PT_PHDR 6 /* Location of program header itself. */
535#define PT_TLS 7 /* Thread local storage segment */
536#define PT_LOOS 0x60000000 /* First OS-specific. */
537#define PT_SUNW_UNWIND 0x6464e550 /* amd64 UNWIND program header */
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000538// android-removed: #define PT_GNU_EH_FRAME 0x6474e550
539// android-removed: #define PT_GNU_STACK 0x6474e551
540// android-removed: #define PT_GNU_RELRO 0x6474e552
Elliott Hughes0f19b102022-10-06 23:11:38 +0000541#define PT_DUMP_DELTA 0x6fb5d000 /* va->pa map for kernel dumps
542 (currently arm). */
543#define PT_LOSUNW 0x6ffffffa
544#define PT_SUNWBSS 0x6ffffffa /* Sun Specific segment */
545#define PT_SUNWSTACK 0x6ffffffb /* describes the stack segment */
546#define PT_SUNWDTRACE 0x6ffffffc /* private */
547#define PT_SUNWCAP 0x6ffffffd /* hard/soft capabilities segment */
548#define PT_HISUNW 0x6fffffff
549#define PT_HIOS 0x6fffffff /* Last OS-specific. */
550#define PT_LOPROC 0x70000000 /* First processor-specific type. */
551#define PT_ARM_ARCHEXT 0x70000000 /* ARM arch compat information. */
552#define PT_ARM_EXIDX 0x70000001 /* ARM exception unwind tables. */
553#define PT_MIPS_REGINFO 0x70000000 /* MIPS register usage info */
554#define PT_MIPS_RTPROC 0x70000001 /* MIPS runtime procedure tbl */
555#define PT_MIPS_OPTIONS 0x70000002 /* MIPS e_flags value*/
556#define PT_MIPS_ABIFLAGS 0x70000003 /* MIPS fp mode */
557#define PT_HIPROC 0x7fffffff /* Last processor-specific type. */
558
559#define PT_OPENBSD_RANDOMIZE 0x65A3DBE6 /* OpenBSD random data segment */
560#define PT_OPENBSD_WXNEEDED 0x65A3DBE7 /* OpenBSD EXEC/WRITE pages needed */
561#define PT_OPENBSD_BOOTDATA 0x65A41BE6 /* OpenBSD section for boot args */
562
563/* Values for p_flags. */
564#define PF_X 0x1 /* Executable. */
565#define PF_W 0x2 /* Writable. */
566#define PF_R 0x4 /* Readable. */
567#define PF_MASKOS 0x0ff00000 /* Operating system-specific. */
568#define PF_MASKPROC 0xf0000000 /* Processor-specific. */
569
570/* Extended program header index. */
571#define PN_XNUM 0xffff
572
573/* Values for d_tag. */
574#define DT_NULL 0 /* Terminating entry. */
575#define DT_NEEDED 1 /* String table offset of a needed shared
576 library. */
577#define DT_PLTRELSZ 2 /* Total size in bytes of PLT relocations. */
578#define DT_PLTGOT 3 /* Processor-dependent address. */
579#define DT_HASH 4 /* Address of symbol hash table. */
580#define DT_STRTAB 5 /* Address of string table. */
581#define DT_SYMTAB 6 /* Address of symbol table. */
582#define DT_RELA 7 /* Address of ElfNN_Rela relocations. */
583#define DT_RELASZ 8 /* Total size of ElfNN_Rela relocations. */
584#define DT_RELAENT 9 /* Size of each ElfNN_Rela relocation entry. */
585#define DT_STRSZ 10 /* Size of string table. */
586#define DT_SYMENT 11 /* Size of each symbol table entry. */
587#define DT_INIT 12 /* Address of initialization function. */
588#define DT_FINI 13 /* Address of finalization function. */
589#define DT_SONAME 14 /* String table offset of shared object
590 name. */
591#define DT_RPATH 15 /* String table offset of library path. [sup] */
592#define DT_SYMBOLIC 16 /* Indicates "symbolic" linking. [sup] */
593#define DT_REL 17 /* Address of ElfNN_Rel relocations. */
594#define DT_RELSZ 18 /* Total size of ElfNN_Rel relocations. */
595#define DT_RELENT 19 /* Size of each ElfNN_Rel relocation. */
596#define DT_PLTREL 20 /* Type of relocation used for PLT. */
597#define DT_DEBUG 21 /* Reserved (not used). */
598#define DT_TEXTREL 22 /* Indicates there may be relocations in
599 non-writable segments. [sup] */
600#define DT_JMPREL 23 /* Address of PLT relocations. */
601#define DT_BIND_NOW 24 /* [sup] */
602#define DT_INIT_ARRAY 25 /* Address of the array of pointers to
603 initialization functions */
604#define DT_FINI_ARRAY 26 /* Address of the array of pointers to
605 termination functions */
606#define DT_INIT_ARRAYSZ 27 /* Size in bytes of the array of
607 initialization functions. */
608#define DT_FINI_ARRAYSZ 28 /* Size in bytes of the array of
609 termination functions. */
610#define DT_RUNPATH 29 /* String table offset of a null-terminated
611 library search path string. */
612#define DT_FLAGS 30 /* Object specific flag values. */
613#define DT_ENCODING 32 /* Values greater than or equal to DT_ENCODING
614 and less than DT_LOOS follow the rules for
615 the interpretation of the d_un union
616 as follows: even == 'd_ptr', odd == 'd_val'
617 or none */
618#define DT_PREINIT_ARRAY 32 /* Address of the array of pointers to
619 pre-initialization functions. */
620#define DT_PREINIT_ARRAYSZ 33 /* Size in bytes of the array of
621 pre-initialization functions. */
622#define DT_MAXPOSTAGS 34 /* number of positive tags */
623#define DT_RELRSZ 35 /* Total size of ElfNN_Relr relocations. */
624#define DT_RELR 36 /* Address of ElfNN_Relr relocations. */
625#define DT_RELRENT 37 /* Size of each ElfNN_Relr relocation. */
626#define DT_LOOS 0x6000000d /* First OS-specific */
627#define DT_SUNW_AUXILIARY 0x6000000d /* symbol auxiliary name */
628#define DT_SUNW_RTLDINF 0x6000000e /* ld.so.1 info (private) */
629#define DT_SUNW_FILTER 0x6000000f /* symbol filter name */
630#define DT_SUNW_CAP 0x60000010 /* hardware/software */
631#define DT_SUNW_ASLR 0x60000023 /* ASLR control */
632#define DT_HIOS 0x6ffff000 /* Last OS-specific */
633
634/*
635 * DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the
636 * Dyn.d_un.d_val field of the Elf*_Dyn structure.
637 */
638#define DT_VALRNGLO 0x6ffffd00
639#define DT_GNU_PRELINKED 0x6ffffdf5 /* prelinking timestamp */
640#define DT_GNU_CONFLICTSZ 0x6ffffdf6 /* size of conflict section */
641#define DT_GNU_LIBLISTSZ 0x6ffffdf7 /* size of library list */
642#define DT_CHECKSUM 0x6ffffdf8 /* elf checksum */
643#define DT_PLTPADSZ 0x6ffffdf9 /* pltpadding size */
644#define DT_MOVEENT 0x6ffffdfa /* move table entry size */
645#define DT_MOVESZ 0x6ffffdfb /* move table size */
646#define DT_FEATURE 0x6ffffdfc /* feature holder */
647#define DT_FEATURE_1 DT_FEATURE
648#define DT_POSFLAG_1 0x6ffffdfd /* flags for DT_* entries, effecting */
649 /* the following DT_* entry. */
650 /* See DF_P1_* definitions */
651#define DT_SYMINSZ 0x6ffffdfe /* syminfo table size (in bytes) */
652#define DT_SYMINENT 0x6ffffdff /* syminfo entry size (in bytes) */
653#define DT_VALRNGHI 0x6ffffdff
654
655/*
656 * DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the
657 * Dyn.d_un.d_ptr field of the Elf*_Dyn structure.
658 *
659 * If any adjustment is made to the ELF object after it has been
660 * built, these entries will need to be adjusted.
661 */
662#define DT_ADDRRNGLO 0x6ffffe00
663#define DT_GNU_HASH 0x6ffffef5 /* GNU-style hash table */
664#define DT_TLSDESC_PLT 0x6ffffef6 /* loc. of PLT for tlsdesc resolver */
665#define DT_TLSDESC_GOT 0x6ffffef7 /* loc. of GOT for tlsdesc resolver */
666#define DT_GNU_CONFLICT 0x6ffffef8 /* address of conflict section */
667#define DT_GNU_LIBLIST 0x6ffffef9 /* address of library list */
668#define DT_CONFIG 0x6ffffefa /* configuration information */
669#define DT_DEPAUDIT 0x6ffffefb /* dependency auditing */
670#define DT_AUDIT 0x6ffffefc /* object auditing */
671#define DT_PLTPAD 0x6ffffefd /* pltpadding (sparcv9) */
672#define DT_MOVETAB 0x6ffffefe /* move table */
673#define DT_SYMINFO 0x6ffffeff /* syminfo table */
674#define DT_ADDRRNGHI 0x6ffffeff
675
676#define DT_VERSYM 0x6ffffff0 /* Address of versym section. */
677#define DT_RELACOUNT 0x6ffffff9 /* number of RELATIVE relocations */
678#define DT_RELCOUNT 0x6ffffffa /* number of RELATIVE relocations */
679#define DT_FLAGS_1 0x6ffffffb /* state flags - see DF_1_* defs */
680#define DT_VERDEF 0x6ffffffc /* Address of verdef section. */
681#define DT_VERDEFNUM 0x6ffffffd /* Number of elems in verdef section */
682#define DT_VERNEED 0x6ffffffe /* Address of verneed section. */
683#define DT_VERNEEDNUM 0x6fffffff /* Number of elems in verneed section */
684
685#define DT_LOPROC 0x70000000 /* First processor-specific type. */
686
687#define DT_AARCH64_BTI_PLT 0x70000001
688#define DT_AARCH64_PAC_PLT 0x70000003
689#define DT_AARCH64_VARIANT_PCS 0x70000005
Elliott Hughes0f19b102022-10-06 23:11:38 +0000690
691#define DT_ARM_SYMTABSZ 0x70000001
692#define DT_ARM_PREEMPTMAP 0x70000002
693
694#define DT_SPARC_REGISTER 0x70000001
695#define DT_DEPRECATED_SPARC_REGISTER 0x7000001
696
697#define DT_MIPS_RLD_VERSION 0x70000001
698#define DT_MIPS_TIME_STAMP 0x70000002
699#define DT_MIPS_ICHECKSUM 0x70000003
700#define DT_MIPS_IVERSION 0x70000004
701#define DT_MIPS_FLAGS 0x70000005
702#define DT_MIPS_BASE_ADDRESS 0x70000006
703#define DT_MIPS_CONFLICT 0x70000008
704#define DT_MIPS_LIBLIST 0x70000009
705#define DT_MIPS_LOCAL_GOTNO 0x7000000a
706#define DT_MIPS_CONFLICTNO 0x7000000b
707#define DT_MIPS_LIBLISTNO 0x70000010
708#define DT_MIPS_SYMTABNO 0x70000011
709#define DT_MIPS_UNREFEXTNO 0x70000012
710#define DT_MIPS_GOTSYM 0x70000013
711#define DT_MIPS_HIPAGENO 0x70000014
712#define DT_MIPS_RLD_MAP 0x70000016
713#define DT_MIPS_DELTA_CLASS 0x70000017
714#define DT_MIPS_DELTA_CLASS_NO 0x70000018
715#define DT_MIPS_DELTA_INSTANCE 0x70000019
716#define DT_MIPS_DELTA_INSTANCE_NO 0x7000001A
717#define DT_MIPS_DELTA_RELOC 0x7000001B
718#define DT_MIPS_DELTA_RELOC_NO 0x7000001C
719#define DT_MIPS_DELTA_SYM 0x7000001D
720#define DT_MIPS_DELTA_SYM_NO 0x7000001E
721#define DT_MIPS_DELTA_CLASSSYM 0x70000020
722#define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021
723#define DT_MIPS_CXX_FLAGS 0x70000022
724#define DT_MIPS_PIXIE_INIT 0x70000023
725#define DT_MIPS_SYMBOL_LIB 0x70000024
726#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025
727#define DT_MIPS_LOCAL_GOTIDX 0x70000026
728#define DT_MIPS_HIDDEN_GOTIDX 0x70000027
729#define DT_MIPS_PROTECTED_GOTIDX 0x70000028
730#define DT_MIPS_OPTIONS 0x70000029
731#define DT_MIPS_INTERFACE 0x7000002A
732#define DT_MIPS_DYNSTR_ALIGN 0x7000002B
733#define DT_MIPS_INTERFACE_SIZE 0x7000002C
734#define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002D
735#define DT_MIPS_PERF_SUFFIX 0x7000002E
736#define DT_MIPS_COMPACT_SIZE 0x7000002F
737#define DT_MIPS_GP_VALUE 0x70000030
738#define DT_MIPS_AUX_DYNAMIC 0x70000031
739#define DT_MIPS_PLTGOT 0x70000032
740#define DT_MIPS_RLD_OBJ_UPDATE 0x70000033
741#define DT_MIPS_RWPLT 0x70000034
742#define DT_MIPS_RLD_MAP_REL 0x70000035
743
744#define DT_PPC_GOT 0x70000000
745#define DT_PPC_TLSOPT 0x70000001
746
747#define DT_PPC64_GLINK 0x70000000
748#define DT_PPC64_OPD 0x70000001
749#define DT_PPC64_OPDSZ 0x70000002
750#define DT_PPC64_TLSOPT 0x70000003
751
752#define DT_AUXILIARY 0x7ffffffd /* shared library auxiliary name */
753#define DT_USED 0x7ffffffe /* ignored - same as needed */
754#define DT_FILTER 0x7fffffff /* shared library filter name */
755#define DT_HIPROC 0x7fffffff /* Last processor-specific type. */
756
757/* Values for DT_FLAGS */
758#define DF_ORIGIN 0x0001 /* Indicates that the object being loaded may
759 make reference to the $ORIGIN substitution
760 string */
761#define DF_SYMBOLIC 0x0002 /* Indicates "symbolic" linking. */
762#define DF_TEXTREL 0x0004 /* Indicates there may be relocations in
763 non-writable segments. */
764#define DF_BIND_NOW 0x0008 /* Indicates that the dynamic linker should
765 process all relocations for the object
766 containing this entry before transferring
767 control to the program. */
768#define DF_STATIC_TLS 0x0010 /* Indicates that the shared object or
769 executable contains code using a static
770 thread-local storage scheme. */
771
772/* Values for DT_FLAGS_1 */
773#define DF_1_BIND_NOW 0x00000001 /* Same as DF_BIND_NOW */
774#define DF_1_GLOBAL 0x00000002 /* Set the RTLD_GLOBAL for object */
775#define DF_1_NODELETE 0x00000008 /* Set the RTLD_NODELETE for object */
776#define DF_1_LOADFLTR 0x00000010 /* Immediate loading of filtees */
777#define DF_1_NOOPEN 0x00000040 /* Do not allow loading on dlopen() */
778#define DF_1_ORIGIN 0x00000080 /* Process $ORIGIN */
779#define DF_1_INTERPOSE 0x00000400 /* Interpose all objects but main */
780#define DF_1_NODEFLIB 0x00000800 /* Do not search default paths */
781#define DF_1_PIE 0x08000000 /* Is position-independent executable */
782
783/* Values for l_flags. */
784#define LL_NONE 0x0 /* no flags */
785#define LL_EXACT_MATCH 0x1 /* require an exact match */
786#define LL_IGNORE_INT_VER 0x2 /* ignore version incompatibilities */
787#define LL_REQUIRE_MINOR 0x4
788#define LL_EXPORTS 0x8
789#define LL_DELAY_LOAD 0x10
790#define LL_DELTA 0x20
791
792/* Note section names */
793#define ELF_NOTE_FREEBSD "FreeBSD"
794#define ELF_NOTE_NETBSD "NetBSD"
795#define ELF_NOTE_SOLARIS "SUNW Solaris"
796#define ELF_NOTE_GNU "GNU"
797
798/* Values for n_type used in executables. */
799#define NT_FREEBSD_ABI_TAG 1
800#define NT_FREEBSD_NOINIT_TAG 2
801#define NT_FREEBSD_ARCH_TAG 3
802#define NT_FREEBSD_FEATURE_CTL 4
803
804/* NT_FREEBSD_FEATURE_CTL desc[0] bits */
805#define NT_FREEBSD_FCTL_ASLR_DISABLE 0x00000001
806#define NT_FREEBSD_FCTL_PROTMAX_DISABLE 0x00000002
807#define NT_FREEBSD_FCTL_STKGAP_DISABLE 0x00000004
808#define NT_FREEBSD_FCTL_WXNEEDED 0x00000008
809#define NT_FREEBSD_FCTL_LA48 0x00000010
810/* was ASG_DISABLE, do not reuse 0x00000020 */
811
812/* Values for n_type. Used in core files. */
813#define NT_PRSTATUS 1 /* Process status. */
814#define NT_FPREGSET 2 /* Floating point registers. */
815#define NT_PRPSINFO 3 /* Process state info. */
816#define NT_THRMISC 7 /* Thread miscellaneous info. */
817#define NT_PROCSTAT_PROC 8 /* Procstat proc data. */
818#define NT_PROCSTAT_FILES 9 /* Procstat files data. */
819#define NT_PROCSTAT_VMMAP 10 /* Procstat vmmap data. */
820#define NT_PROCSTAT_GROUPS 11 /* Procstat groups data. */
821#define NT_PROCSTAT_UMASK 12 /* Procstat umask data. */
822#define NT_PROCSTAT_RLIMIT 13 /* Procstat rlimit data. */
823#define NT_PROCSTAT_OSREL 14 /* Procstat osreldate data. */
824#define NT_PROCSTAT_PSSTRINGS 15 /* Procstat ps_strings data. */
825#define NT_PROCSTAT_AUXV 16 /* Procstat auxv data. */
826#define NT_PTLWPINFO 17 /* Thread ptrace miscellaneous info. */
827#define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */
828#define NT_PPC_VSX 0x102 /* PowerPC VSX registers */
829#define NT_X86_SEGBASES 0x200 /* x86 FS/GS base addresses. */
830#define NT_X86_XSTATE 0x202 /* x86 XSAVE extended state. */
831#define NT_ARM_VFP 0x400 /* ARM VFP registers */
832#define NT_ARM_TLS 0x401 /* ARM TLS register */
833#define NT_ARM_ADDR_MASK 0x406 /* arm64 address mask (e.g. for TBI) */
834
835/* GNU note types. */
836#define NT_GNU_ABI_TAG 1
837#define NT_GNU_HWCAP 2
838#define NT_GNU_BUILD_ID 3
839#define NT_GNU_GOLD_VERSION 4
840#define NT_GNU_PROPERTY_TYPE_0 5
841
842#define GNU_PROPERTY_LOPROC 0xc0000000
843#define GNU_PROPERTY_HIPROC 0xdfffffff
844
845#define GNU_PROPERTY_AARCH64_FEATURE_1_AND 0xc0000000
846
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000847// android-removed: #define GNU_PROPERTY_AARCH64_FEATURE_1_BTI 0x00000001
Elliott Hughes0f19b102022-10-06 23:11:38 +0000848#define GNU_PROPERTY_AARCH64_FEATURE_1_PAC 0x00000002
849
850#define GNU_PROPERTY_X86_FEATURE_1_AND 0xc0000002
851
852#define GNU_PROPERTY_X86_FEATURE_1_IBT 0x00000001
853#define GNU_PROPERTY_X86_FEATURE_1_SHSTK 0x00000002
854
855/* Symbol Binding - ELFNN_ST_BIND - st_info */
856#define STB_LOCAL 0 /* Local symbol */
857#define STB_GLOBAL 1 /* Global symbol */
858#define STB_WEAK 2 /* like global - lower precedence */
859#define STB_LOOS 10 /* Start of operating system reserved range. */
860#define STB_GNU_UNIQUE 10 /* Unique symbol (GNU) */
861#define STB_HIOS 12 /* End of operating system reserved range. */
862#define STB_LOPROC 13 /* reserved range for processor */
863#define STB_HIPROC 15 /* specific semantics. */
864
865/* Symbol type - ELFNN_ST_TYPE - st_info */
866#define STT_NOTYPE 0 /* Unspecified type. */
867#define STT_OBJECT 1 /* Data object. */
868#define STT_FUNC 2 /* Function. */
869#define STT_SECTION 3 /* Section. */
870#define STT_FILE 4 /* Source file. */
871#define STT_COMMON 5 /* Uninitialized common block. */
872#define STT_TLS 6 /* TLS object. */
873#define STT_NUM 7
874#define STT_LOOS 10 /* Reserved range for operating system */
875#define STT_GNU_IFUNC 10
876#define STT_HIOS 12 /* specific semantics. */
877#define STT_LOPROC 13 /* Start of processor reserved range. */
878#define STT_SPARC_REGISTER 13 /* SPARC register information. */
879#define STT_HIPROC 15 /* End of processor reserved range. */
880
881/* Symbol visibility - ELFNN_ST_VISIBILITY - st_other */
882#define STV_DEFAULT 0x0 /* Default visibility (see binding). */
883#define STV_INTERNAL 0x1 /* Special meaning in relocatable objects. */
884#define STV_HIDDEN 0x2 /* Not visible. */
885#define STV_PROTECTED 0x3 /* Visible but not preemptible. */
886#define STV_EXPORTED 0x4
887#define STV_SINGLETON 0x5
888#define STV_ELIMINATE 0x6
889
890/* Special symbol table indexes. */
891#define STN_UNDEF 0 /* Undefined symbol index. */
892
893/* Symbol versioning flags. */
894#define VER_DEF_CURRENT 1
895#define VER_DEF_IDX(x) VER_NDX(x)
896
897#define VER_FLG_BASE 0x01
898#define VER_FLG_WEAK 0x02
899
900#define VER_NEED_CURRENT 1
901#define VER_NEED_WEAK (1u << 15)
902#define VER_NEED_HIDDEN VER_NDX_HIDDEN
903#define VER_NEED_IDX(x) VER_NDX(x)
904
905#define VER_NDX_LOCAL 0
906#define VER_NDX_GLOBAL 1
907#define VER_NDX_GIVEN 2
908
909#define VER_NDX_HIDDEN (1u << 15)
910#define VER_NDX(x) ((x) & ~(1u << 15))
911
912#define CA_SUNW_NULL 0
913#define CA_SUNW_HW_1 1 /* first hardware capabilities entry */
914#define CA_SUNW_SF_1 2 /* first software capabilities entry */
915
916/*
917 * Syminfo flag values
918 */
919#define SYMINFO_FLG_DIRECT 0x0001 /* symbol ref has direct association */
920 /* to object containing defn. */
921#define SYMINFO_FLG_PASSTHRU 0x0002 /* ignored - see SYMINFO_FLG_FILTER */
922#define SYMINFO_FLG_COPY 0x0004 /* symbol is a copy-reloc */
923#define SYMINFO_FLG_LAZYLOAD 0x0008 /* object containing defn should be */
924 /* lazily-loaded */
925#define SYMINFO_FLG_DIRECTBIND 0x0010 /* ref should be bound directly to */
926 /* object containing defn. */
927#define SYMINFO_FLG_NOEXTDIRECT 0x0020 /* don't let an external reference */
928 /* directly bind to this symbol */
929#define SYMINFO_FLG_FILTER 0x0002 /* symbol ref is associated to a */
930#define SYMINFO_FLG_AUXILIARY 0x0040 /* standard or auxiliary filter */
931
932/*
933 * Syminfo.si_boundto values.
934 */
935#define SYMINFO_BT_SELF 0xffff /* symbol bound to self */
936#define SYMINFO_BT_PARENT 0xfffe /* symbol bound to parent */
937#define SYMINFO_BT_NONE 0xfffd /* no special symbol binding */
938#define SYMINFO_BT_EXTERN 0xfffc /* symbol defined as external */
939#define SYMINFO_BT_LOWRESERVE 0xff00 /* beginning of reserved entries */
940
941/*
942 * Syminfo version values.
943 */
944#define SYMINFO_NONE 0 /* Syminfo version */
945#define SYMINFO_CURRENT 1
946#define SYMINFO_NUM 2
947
948/* Values for ch_type (compressed section headers). */
949#define ELFCOMPRESS_ZLIB 1 /* ZLIB/DEFLATE */
950#define ELFCOMPRESS_ZSTD 2 /* Zstandard */
951#define ELFCOMPRESS_LOOS 0x60000000 /* OS-specific */
952#define ELFCOMPRESS_HIOS 0x6fffffff
953#define ELFCOMPRESS_LOPROC 0x70000000 /* Processor-specific */
954#define ELFCOMPRESS_HIPROC 0x7fffffff
955
Elliott Hughes6cd03ef2024-03-21 18:06:18 +0000956#if 0 // android-added
957/* Values for a_type. */
958#define AT_NULL 0 /* Terminates the vector. */
959#define AT_IGNORE 1 /* Ignored entry. */
960#define AT_EXECFD 2 /* File descriptor of program to load. */
961#define AT_PHDR 3 /* Program header of program already loaded. */
962#define AT_PHENT 4 /* Size of each program header entry. */
963#define AT_PHNUM 5 /* Number of program header entries. */
964#define AT_PAGESZ 6 /* Page size in bytes. */
965#define AT_BASE 7 /* Interpreter's base address. */
966#define AT_FLAGS 8 /* Flags. */
967#define AT_ENTRY 9 /* Where interpreter should transfer control. */
968#define AT_NOTELF 10 /* Program is not ELF ?? */
969#define AT_UID 11 /* Real uid. */
970#define AT_EUID 12 /* Effective uid. */
971#define AT_GID 13 /* Real gid. */
972#define AT_EGID 14 /* Effective gid. */
973#define AT_EXECPATH 15 /* Path to the executable. */
974#define AT_CANARY 16 /* Canary for SSP. */
975#define AT_CANARYLEN 17 /* Length of the canary. */
976#define AT_OSRELDATE 18 /* OSRELDATE. */
977#define AT_NCPUS 19 /* Number of CPUs. */
978#define AT_PAGESIZES 20 /* Pagesizes. */
979#define AT_PAGESIZESLEN 21 /* Number of pagesizes. */
980#define AT_TIMEKEEP 22 /* Pointer to timehands. */
981#define AT_STACKPROT 23 /* Initial stack protection. */
982#define AT_EHDRFLAGS 24 /* e_flags field from elf hdr */
983#define AT_HWCAP 25 /* CPU feature flags. */
984#define AT_HWCAP2 26 /* CPU feature flags 2. */
985#define AT_BSDFLAGS 27 /* ELF BSD Flags. */
986#define AT_ARGC 28 /* Argument count */
987#define AT_ARGV 29 /* Argument vector */
988#define AT_ENVC 30 /* Environment count */
989#define AT_ENVV 31 /* Environment vector */
990#define AT_PS_STRINGS 32 /* struct ps_strings */
991#define AT_FXRNG 33 /* Pointer to root RNG seed version. */
992#define AT_KPRELOAD 34 /* Base of vdso, preloaded by rtld */
993#define AT_USRSTACKBASE 35 /* Top of user stack */
994#define AT_USRSTACKLIM 36 /* Grow limit of user stack */
995
996#define AT_COUNT 37 /* Count of defined aux entry types. */
997#endif // android-added
998
Elliott Hughes0f19b102022-10-06 23:11:38 +0000999/*
1000 * Relocation types.
1001 *
1002 * All machine architectures are defined here to allow tools on one to
1003 * handle others.
1004 */
1005
1006#define R_386_NONE 0 /* No relocation. */
1007#define R_386_32 1 /* Add symbol value. */
1008#define R_386_PC32 2 /* Add PC-relative symbol value. */
1009#define R_386_GOT32 3 /* Add PC-relative GOT offset. */
1010#define R_386_PLT32 4 /* Add PC-relative PLT offset. */
1011#define R_386_COPY 5 /* Copy data from shared object. */
1012#define R_386_GLOB_DAT 6 /* Set GOT entry to data address. */
1013#define R_386_JMP_SLOT 7 /* Set GOT entry to code address. */
1014#define R_386_RELATIVE 8 /* Add load address of shared object. */
1015#define R_386_GOTOFF 9 /* Add GOT-relative symbol address. */
1016#define R_386_GOTPC 10 /* Add PC-relative GOT table address. */
1017#define R_386_32PLT 11
1018#define R_386_TLS_TPOFF 14 /* Negative offset in static TLS block */
1019#define R_386_TLS_IE 15 /* Absolute address of GOT for -ve static TLS */
1020#define R_386_TLS_GOTIE 16 /* GOT entry for negative static TLS block */
1021#define R_386_TLS_LE 17 /* Negative offset relative to static TLS */
1022#define R_386_TLS_GD 18 /* 32 bit offset to GOT (index,off) pair */
1023#define R_386_TLS_LDM 19 /* 32 bit offset to GOT (index,zero) pair */
1024#define R_386_16 20
1025#define R_386_PC16 21
1026#define R_386_8 22
1027#define R_386_PC8 23
1028#define R_386_TLS_GD_32 24 /* 32 bit offset to GOT (index,off) pair */
1029#define R_386_TLS_GD_PUSH 25 /* pushl instruction for Sun ABI GD sequence */
1030#define R_386_TLS_GD_CALL 26 /* call instruction for Sun ABI GD sequence */
1031#define R_386_TLS_GD_POP 27 /* popl instruction for Sun ABI GD sequence */
1032#define R_386_TLS_LDM_32 28 /* 32 bit offset to GOT (index,zero) pair */
1033#define R_386_TLS_LDM_PUSH 29 /* pushl instruction for Sun ABI LD sequence */
1034#define R_386_TLS_LDM_CALL 30 /* call instruction for Sun ABI LD sequence */
1035#define R_386_TLS_LDM_POP 31 /* popl instruction for Sun ABI LD sequence */
1036#define R_386_TLS_LDO_32 32 /* 32 bit offset from start of TLS block */
1037#define R_386_TLS_IE_32 33 /* 32 bit offset to GOT static TLS offset entry */
1038#define R_386_TLS_LE_32 34 /* 32 bit offset within static TLS block */
1039#define R_386_TLS_DTPMOD32 35 /* GOT entry containing TLS index */
1040#define R_386_TLS_DTPOFF32 36 /* GOT entry containing TLS offset */
1041#define R_386_TLS_TPOFF32 37 /* GOT entry of -ve static TLS offset */
1042#define R_386_SIZE32 38
1043#define R_386_TLS_GOTDESC 39
1044#define R_386_TLS_DESC_CALL 40
1045#define R_386_TLS_DESC 41
1046#define R_386_IRELATIVE 42 /* PLT entry resolved indirectly at runtime */
1047#define R_386_GOT32X 43
1048
1049#define R_AARCH64_NONE 0 /* No relocation */
1050#define R_AARCH64_ABS64 257 /* Absolute offset */
1051#define R_AARCH64_ABS32 258 /* Absolute, 32-bit overflow check */
1052#define R_AARCH64_ABS16 259 /* Absolute, 16-bit overflow check */
1053#define R_AARCH64_PREL64 260 /* PC relative */
1054#define R_AARCH64_PREL32 261 /* PC relative, 32-bit overflow check */
1055#define R_AARCH64_PREL16 262 /* PC relative, 16-bit overflow check */
1056#define R_AARCH64_TSTBR14 279 /* TBZ/TBNZ immediate */
1057#define R_AARCH64_CONDBR19 280 /* Conditional branch immediate */
1058#define R_AARCH64_JUMP26 282 /* Branch immediate */
1059#define R_AARCH64_CALL26 283 /* Call immediate */
1060#define R_AARCH64_COPY 1024 /* Copy data from shared object */
1061#define R_AARCH64_GLOB_DAT 1025 /* Set GOT entry to data address */
1062#define R_AARCH64_JUMP_SLOT 1026 /* Set GOT entry to code address */
1063#define R_AARCH64_RELATIVE 1027 /* Add load address of shared object */
1064#define R_AARCH64_TLS_DTPREL64 1028
1065#define R_AARCH64_TLS_DTPMOD64 1029
1066#define R_AARCH64_TLS_TPREL64 1030
1067#define R_AARCH64_TLSDESC 1031 /* Identify the TLS descriptor */
1068#define R_AARCH64_IRELATIVE 1032
1069
1070#define R_ARM_NONE 0 /* No relocation. */
1071#define R_ARM_PC24 1
1072#define R_ARM_ABS32 2
1073#define R_ARM_REL32 3
1074#define R_ARM_PC13 4
1075#define R_ARM_ABS16 5
1076#define R_ARM_ABS12 6
1077#define R_ARM_THM_ABS5 7
1078#define R_ARM_ABS8 8
1079#define R_ARM_SBREL32 9
1080#define R_ARM_THM_PC22 10
1081#define R_ARM_THM_PC8 11
1082#define R_ARM_AMP_VCALL9 12
1083#define R_ARM_SWI24 13
1084#define R_ARM_THM_SWI8 14
1085#define R_ARM_XPC25 15
1086#define R_ARM_THM_XPC22 16
1087/* TLS relocations */
1088#define R_ARM_TLS_DTPMOD32 17 /* ID of module containing symbol */
1089#define R_ARM_TLS_DTPOFF32 18 /* Offset in TLS block */
1090#define R_ARM_TLS_TPOFF32 19 /* Offset in static TLS block */
1091#define R_ARM_COPY 20 /* Copy data from shared object. */
1092#define R_ARM_GLOB_DAT 21 /* Set GOT entry to data address. */
1093#define R_ARM_JUMP_SLOT 22 /* Set GOT entry to code address. */
1094#define R_ARM_RELATIVE 23 /* Add load address of shared object. */
1095#define R_ARM_GOTOFF 24 /* Add GOT-relative symbol address. */
1096#define R_ARM_GOTPC 25 /* Add PC-relative GOT table address. */
1097#define R_ARM_GOT32 26 /* Add PC-relative GOT offset. */
1098#define R_ARM_PLT32 27 /* Add PC-relative PLT offset. */
1099#define R_ARM_GNU_VTENTRY 100
1100#define R_ARM_GNU_VTINHERIT 101
1101#define R_ARM_RSBREL32 250
1102#define R_ARM_THM_RPC22 251
1103#define R_ARM_RREL32 252
1104#define R_ARM_RABS32 253
1105#define R_ARM_RPC24 254
1106#define R_ARM_RBASE 255
1107
1108/* Name Value Field Calculation */
1109#define R_IA_64_NONE 0 /* None */
1110#define R_IA_64_IMM14 0x21 /* immediate14 S + A */
1111#define R_IA_64_IMM22 0x22 /* immediate22 S + A */
1112#define R_IA_64_IMM64 0x23 /* immediate64 S + A */
1113#define R_IA_64_DIR32MSB 0x24 /* word32 MSB S + A */
1114#define R_IA_64_DIR32LSB 0x25 /* word32 LSB S + A */
1115#define R_IA_64_DIR64MSB 0x26 /* word64 MSB S + A */
1116#define R_IA_64_DIR64LSB 0x27 /* word64 LSB S + A */
1117#define R_IA_64_GPREL22 0x2a /* immediate22 @gprel(S + A) */
1118#define R_IA_64_GPREL64I 0x2b /* immediate64 @gprel(S + A) */
1119#define R_IA_64_GPREL32MSB 0x2c /* word32 MSB @gprel(S + A) */
1120#define R_IA_64_GPREL32LSB 0x2d /* word32 LSB @gprel(S + A) */
1121#define R_IA_64_GPREL64MSB 0x2e /* word64 MSB @gprel(S + A) */
1122#define R_IA_64_GPREL64LSB 0x2f /* word64 LSB @gprel(S + A) */
1123#define R_IA_64_LTOFF22 0x32 /* immediate22 @ltoff(S + A) */
1124#define R_IA_64_LTOFF64I 0x33 /* immediate64 @ltoff(S + A) */
1125#define R_IA_64_PLTOFF22 0x3a /* immediate22 @pltoff(S + A) */
1126#define R_IA_64_PLTOFF64I 0x3b /* immediate64 @pltoff(S + A) */
1127#define R_IA_64_PLTOFF64MSB 0x3e /* word64 MSB @pltoff(S + A) */
1128#define R_IA_64_PLTOFF64LSB 0x3f /* word64 LSB @pltoff(S + A) */
1129#define R_IA_64_FPTR64I 0x43 /* immediate64 @fptr(S + A) */
1130#define R_IA_64_FPTR32MSB 0x44 /* word32 MSB @fptr(S + A) */
1131#define R_IA_64_FPTR32LSB 0x45 /* word32 LSB @fptr(S + A) */
1132#define R_IA_64_FPTR64MSB 0x46 /* word64 MSB @fptr(S + A) */
1133#define R_IA_64_FPTR64LSB 0x47 /* word64 LSB @fptr(S + A) */
1134#define R_IA_64_PCREL60B 0x48 /* immediate60 form1 S + A - P */
1135#define R_IA_64_PCREL21B 0x49 /* immediate21 form1 S + A - P */
1136#define R_IA_64_PCREL21M 0x4a /* immediate21 form2 S + A - P */
1137#define R_IA_64_PCREL21F 0x4b /* immediate21 form3 S + A - P */
1138#define R_IA_64_PCREL32MSB 0x4c /* word32 MSB S + A - P */
1139#define R_IA_64_PCREL32LSB 0x4d /* word32 LSB S + A - P */
1140#define R_IA_64_PCREL64MSB 0x4e /* word64 MSB S + A - P */
1141#define R_IA_64_PCREL64LSB 0x4f /* word64 LSB S + A - P */
1142#define R_IA_64_LTOFF_FPTR22 0x52 /* immediate22 @ltoff(@fptr(S + A)) */
1143#define R_IA_64_LTOFF_FPTR64I 0x53 /* immediate64 @ltoff(@fptr(S + A)) */
1144#define R_IA_64_LTOFF_FPTR32MSB 0x54 /* word32 MSB @ltoff(@fptr(S + A)) */
1145#define R_IA_64_LTOFF_FPTR32LSB 0x55 /* word32 LSB @ltoff(@fptr(S + A)) */
1146#define R_IA_64_LTOFF_FPTR64MSB 0x56 /* word64 MSB @ltoff(@fptr(S + A)) */
1147#define R_IA_64_LTOFF_FPTR64LSB 0x57 /* word64 LSB @ltoff(@fptr(S + A)) */
1148#define R_IA_64_SEGREL32MSB 0x5c /* word32 MSB @segrel(S + A) */
1149#define R_IA_64_SEGREL32LSB 0x5d /* word32 LSB @segrel(S + A) */
1150#define R_IA_64_SEGREL64MSB 0x5e /* word64 MSB @segrel(S + A) */
1151#define R_IA_64_SEGREL64LSB 0x5f /* word64 LSB @segrel(S + A) */
1152#define R_IA_64_SECREL32MSB 0x64 /* word32 MSB @secrel(S + A) */
1153#define R_IA_64_SECREL32LSB 0x65 /* word32 LSB @secrel(S + A) */
1154#define R_IA_64_SECREL64MSB 0x66 /* word64 MSB @secrel(S + A) */
1155#define R_IA_64_SECREL64LSB 0x67 /* word64 LSB @secrel(S + A) */
1156#define R_IA_64_REL32MSB 0x6c /* word32 MSB BD + A */
1157#define R_IA_64_REL32LSB 0x6d /* word32 LSB BD + A */
1158#define R_IA_64_REL64MSB 0x6e /* word64 MSB BD + A */
1159#define R_IA_64_REL64LSB 0x6f /* word64 LSB BD + A */
1160#define R_IA_64_LTV32MSB 0x74 /* word32 MSB S + A */
1161#define R_IA_64_LTV32LSB 0x75 /* word32 LSB S + A */
1162#define R_IA_64_LTV64MSB 0x76 /* word64 MSB S + A */
1163#define R_IA_64_LTV64LSB 0x77 /* word64 LSB S + A */
1164#define R_IA_64_PCREL21BI 0x79 /* immediate21 form1 S + A - P */
1165#define R_IA_64_PCREL22 0x7a /* immediate22 S + A - P */
1166#define R_IA_64_PCREL64I 0x7b /* immediate64 S + A - P */
1167#define R_IA_64_IPLTMSB 0x80 /* function descriptor MSB special */
Elliott Hughes6cd03ef2024-03-21 18:06:18 +00001168#define R_IA_64_IPLTLSB 0x81 /* function descriptor LSB special */
Elliott Hughes0f19b102022-10-06 23:11:38 +00001169#define R_IA_64_SUB 0x85 /* immediate64 A - S */
1170#define R_IA_64_LTOFF22X 0x86 /* immediate22 special */
1171#define R_IA_64_LDXMOV 0x87 /* immediate22 special */
1172#define R_IA_64_TPREL14 0x91 /* imm14 @tprel(S + A) */
1173#define R_IA_64_TPREL22 0x92 /* imm22 @tprel(S + A) */
1174#define R_IA_64_TPREL64I 0x93 /* imm64 @tprel(S + A) */
1175#define R_IA_64_TPREL64MSB 0x96 /* word64 MSB @tprel(S + A) */
1176#define R_IA_64_TPREL64LSB 0x97 /* word64 LSB @tprel(S + A) */
1177#define R_IA_64_LTOFF_TPREL22 0x9a /* imm22 @ltoff(@tprel(S+A)) */
1178#define R_IA_64_DTPMOD64MSB 0xa6 /* word64 MSB @dtpmod(S + A) */
1179#define R_IA_64_DTPMOD64LSB 0xa7 /* word64 LSB @dtpmod(S + A) */
1180#define R_IA_64_LTOFF_DTPMOD22 0xaa /* imm22 @ltoff(@dtpmod(S+A)) */
1181#define R_IA_64_DTPREL14 0xb1 /* imm14 @dtprel(S + A) */
1182#define R_IA_64_DTPREL22 0xb2 /* imm22 @dtprel(S + A) */
1183#define R_IA_64_DTPREL64I 0xb3 /* imm64 @dtprel(S + A) */
1184#define R_IA_64_DTPREL32MSB 0xb4 /* word32 MSB @dtprel(S + A) */
1185#define R_IA_64_DTPREL32LSB 0xb5 /* word32 LSB @dtprel(S + A) */
1186#define R_IA_64_DTPREL64MSB 0xb6 /* word64 MSB @dtprel(S + A) */
1187#define R_IA_64_DTPREL64LSB 0xb7 /* word64 LSB @dtprel(S + A) */
1188#define R_IA_64_LTOFF_DTPREL22 0xba /* imm22 @ltoff(@dtprel(S+A)) */
1189
1190#define R_MIPS_NONE 0 /* No reloc */
1191#define R_MIPS_16 1 /* Direct 16 bit */
1192#define R_MIPS_32 2 /* Direct 32 bit */
1193#define R_MIPS_REL32 3 /* PC relative 32 bit */
1194#define R_MIPS_26 4 /* Direct 26 bit shifted */
1195#define R_MIPS_HI16 5 /* High 16 bit */
1196#define R_MIPS_LO16 6 /* Low 16 bit */
1197#define R_MIPS_GPREL16 7 /* GP relative 16 bit */
1198#define R_MIPS_LITERAL 8 /* 16 bit literal entry */
1199#define R_MIPS_GOT16 9 /* 16 bit GOT entry */
1200#define R_MIPS_PC16 10 /* PC relative 16 bit */
1201#define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */
1202#define R_MIPS_GPREL32 12 /* GP relative 32 bit */
1203#define R_MIPS_64 18 /* Direct 64 bit */
1204#define R_MIPS_GOT_DISP 19
1205#define R_MIPS_GOT_PAGE 20
1206#define R_MIPS_GOT_OFST 21
1207#define R_MIPS_GOT_HI16 22 /* GOT HI 16 bit */
1208#define R_MIPS_GOT_LO16 23 /* GOT LO 16 bit */
1209#define R_MIPS_SUB 24
1210#define R_MIPS_CALLHI16 30 /* upper 16 bit GOT entry for function */
1211#define R_MIPS_CALLLO16 31 /* lower 16 bit GOT entry for function */
1212#define R_MIPS_JALR 37
1213#define R_MIPS_TLS_GD 42
1214#define R_MIPS_COPY 126
1215#define R_MIPS_JUMP_SLOT 127
1216
1217#define R_PPC_NONE 0 /* No relocation. */
1218#define R_PPC_ADDR32 1
1219#define R_PPC_ADDR24 2
1220#define R_PPC_ADDR16 3
1221#define R_PPC_ADDR16_LO 4
1222#define R_PPC_ADDR16_HI 5
1223#define R_PPC_ADDR16_HA 6
1224#define R_PPC_ADDR14 7
1225#define R_PPC_ADDR14_BRTAKEN 8
1226#define R_PPC_ADDR14_BRNTAKEN 9
1227#define R_PPC_REL24 10
1228#define R_PPC_REL14 11
1229#define R_PPC_REL14_BRTAKEN 12
1230#define R_PPC_REL14_BRNTAKEN 13
1231#define R_PPC_GOT16 14
1232#define R_PPC_GOT16_LO 15
1233#define R_PPC_GOT16_HI 16
1234#define R_PPC_GOT16_HA 17
1235#define R_PPC_PLTREL24 18
1236#define R_PPC_COPY 19
1237#define R_PPC_GLOB_DAT 20
1238#define R_PPC_JMP_SLOT 21
1239#define R_PPC_RELATIVE 22
1240#define R_PPC_LOCAL24PC 23
1241#define R_PPC_UADDR32 24
1242#define R_PPC_UADDR16 25
1243#define R_PPC_REL32 26
1244#define R_PPC_PLT32 27
1245#define R_PPC_PLTREL32 28
1246#define R_PPC_PLT16_LO 29
1247#define R_PPC_PLT16_HI 30
1248#define R_PPC_PLT16_HA 31
1249#define R_PPC_SDAREL16 32
1250#define R_PPC_SECTOFF 33
1251#define R_PPC_SECTOFF_LO 34
1252#define R_PPC_SECTOFF_HI 35
1253#define R_PPC_SECTOFF_HA 36
1254#define R_PPC_IRELATIVE 248
1255
1256/*
1257 * 64-bit relocations
1258 */
1259#define R_PPC64_ADDR64 38
1260#define R_PPC64_ADDR16_HIGHER 39
1261#define R_PPC64_ADDR16_HIGHERA 40
1262#define R_PPC64_ADDR16_HIGHEST 41
1263#define R_PPC64_ADDR16_HIGHESTA 42
1264#define R_PPC64_UADDR64 43
1265#define R_PPC64_REL64 44
1266#define R_PPC64_PLT64 45
1267#define R_PPC64_PLTREL64 46
1268#define R_PPC64_TOC16 47
1269#define R_PPC64_TOC16_LO 48
1270#define R_PPC64_TOC16_HI 49
1271#define R_PPC64_TOC16_HA 50
1272#define R_PPC64_TOC 51
1273#define R_PPC64_DTPMOD64 68
1274#define R_PPC64_TPREL64 73
1275#define R_PPC64_DTPREL64 78
1276
1277/*
1278 * TLS relocations
1279 */
1280#define R_PPC_TLS 67
1281#define R_PPC_DTPMOD32 68
1282#define R_PPC_TPREL16 69
1283#define R_PPC_TPREL16_LO 70
1284#define R_PPC_TPREL16_HI 71
1285#define R_PPC_TPREL16_HA 72
1286#define R_PPC_TPREL32 73
1287#define R_PPC_DTPREL16 74
1288#define R_PPC_DTPREL16_LO 75
1289#define R_PPC_DTPREL16_HI 76
1290#define R_PPC_DTPREL16_HA 77
1291#define R_PPC_DTPREL32 78
1292#define R_PPC_GOT_TLSGD16 79
1293#define R_PPC_GOT_TLSGD16_LO 80
1294#define R_PPC_GOT_TLSGD16_HI 81
1295#define R_PPC_GOT_TLSGD16_HA 82
1296#define R_PPC_GOT_TLSLD16 83
1297#define R_PPC_GOT_TLSLD16_LO 84
1298#define R_PPC_GOT_TLSLD16_HI 85
1299#define R_PPC_GOT_TLSLD16_HA 86
1300#define R_PPC_GOT_TPREL16 87
1301#define R_PPC_GOT_TPREL16_LO 88
1302#define R_PPC_GOT_TPREL16_HI 89
1303#define R_PPC_GOT_TPREL16_HA 90
1304
1305/*
1306 * The remaining relocs are from the Embedded ELF ABI, and are not in the
1307 * SVR4 ELF ABI.
1308 */
1309
1310#define R_PPC_EMB_NADDR32 101
1311#define R_PPC_EMB_NADDR16 102
1312#define R_PPC_EMB_NADDR16_LO 103
1313#define R_PPC_EMB_NADDR16_HI 104
1314#define R_PPC_EMB_NADDR16_HA 105
1315#define R_PPC_EMB_SDAI16 106
1316#define R_PPC_EMB_SDA2I16 107
1317#define R_PPC_EMB_SDA2REL 108
1318#define R_PPC_EMB_SDA21 109
1319#define R_PPC_EMB_MRKREF 110
1320#define R_PPC_EMB_RELSEC16 111
1321#define R_PPC_EMB_RELST_LO 112
1322#define R_PPC_EMB_RELST_HI 113
1323#define R_PPC_EMB_RELST_HA 114
1324#define R_PPC_EMB_BIT_FLD 115
1325#define R_PPC_EMB_RELSDA 116
1326
1327/*
1328 * RISC-V relocation types.
1329 */
1330
1331/* Relocation types used by the dynamic linker. */
1332#define R_RISCV_NONE 0
1333#define R_RISCV_32 1
1334#define R_RISCV_64 2
1335#define R_RISCV_RELATIVE 3
1336#define R_RISCV_COPY 4
1337#define R_RISCV_JUMP_SLOT 5
1338#define R_RISCV_TLS_DTPMOD32 6
1339#define R_RISCV_TLS_DTPMOD64 7
1340#define R_RISCV_TLS_DTPREL32 8
1341#define R_RISCV_TLS_DTPREL64 9
1342#define R_RISCV_TLS_TPREL32 10
1343#define R_RISCV_TLS_TPREL64 11
1344
1345/* Relocation types not used by the dynamic linker. */
1346#define R_RISCV_BRANCH 16
1347#define R_RISCV_JAL 17
1348#define R_RISCV_CALL 18
1349#define R_RISCV_CALL_PLT 19
1350#define R_RISCV_GOT_HI20 20
1351#define R_RISCV_TLS_GOT_HI20 21
1352#define R_RISCV_TLS_GD_HI20 22
1353#define R_RISCV_PCREL_HI20 23
1354#define R_RISCV_PCREL_LO12_I 24
1355#define R_RISCV_PCREL_LO12_S 25
1356#define R_RISCV_HI20 26
1357#define R_RISCV_LO12_I 27
1358#define R_RISCV_LO12_S 28
1359#define R_RISCV_TPREL_HI20 29
1360#define R_RISCV_TPREL_LO12_I 30
1361#define R_RISCV_TPREL_LO12_S 31
1362#define R_RISCV_TPREL_ADD 32
1363#define R_RISCV_ADD8 33
1364#define R_RISCV_ADD16 34
1365#define R_RISCV_ADD32 35
1366#define R_RISCV_ADD64 36
1367#define R_RISCV_SUB8 37
1368#define R_RISCV_SUB16 38
1369#define R_RISCV_SUB32 39
1370#define R_RISCV_SUB64 40
Elliott Hughes0f19b102022-10-06 23:11:38 +00001371#define R_RISCV_ALIGN 43
1372#define R_RISCV_RVC_BRANCH 44
1373#define R_RISCV_RVC_JUMP 45
1374#define R_RISCV_RVC_LUI 46
1375#define R_RISCV_RELAX 51
1376#define R_RISCV_SUB6 52
1377#define R_RISCV_SET6 53
1378#define R_RISCV_SET8 54
1379#define R_RISCV_SET16 55
1380#define R_RISCV_SET32 56
1381#define R_RISCV_32_PCREL 57
1382#define R_RISCV_IRELATIVE 58
Elliott Hughes0f19b102022-10-06 23:11:38 +00001383
1384#define R_SPARC_NONE 0
1385#define R_SPARC_8 1
1386#define R_SPARC_16 2
1387#define R_SPARC_32 3
1388#define R_SPARC_DISP8 4
1389#define R_SPARC_DISP16 5
1390#define R_SPARC_DISP32 6
1391#define R_SPARC_WDISP30 7
1392#define R_SPARC_WDISP22 8
1393#define R_SPARC_HI22 9
1394#define R_SPARC_22 10
1395#define R_SPARC_13 11
1396#define R_SPARC_LO10 12
1397#define R_SPARC_GOT10 13
1398#define R_SPARC_GOT13 14
1399#define R_SPARC_GOT22 15
1400#define R_SPARC_PC10 16
1401#define R_SPARC_PC22 17
1402#define R_SPARC_WPLT30 18
1403#define R_SPARC_COPY 19
1404#define R_SPARC_GLOB_DAT 20
1405#define R_SPARC_JMP_SLOT 21
1406#define R_SPARC_RELATIVE 22
1407#define R_SPARC_UA32 23
1408#define R_SPARC_PLT32 24
1409#define R_SPARC_HIPLT22 25
1410#define R_SPARC_LOPLT10 26
1411#define R_SPARC_PCPLT32 27
1412#define R_SPARC_PCPLT22 28
1413#define R_SPARC_PCPLT10 29
1414#define R_SPARC_10 30
1415#define R_SPARC_11 31
1416#define R_SPARC_64 32
1417#define R_SPARC_OLO10 33
1418#define R_SPARC_HH22 34
1419#define R_SPARC_HM10 35
1420#define R_SPARC_LM22 36
1421#define R_SPARC_PC_HH22 37
1422#define R_SPARC_PC_HM10 38
1423#define R_SPARC_PC_LM22 39
1424#define R_SPARC_WDISP16 40
1425#define R_SPARC_WDISP19 41
1426#define R_SPARC_GLOB_JMP 42
1427#define R_SPARC_7 43
1428#define R_SPARC_5 44
1429#define R_SPARC_6 45
1430#define R_SPARC_DISP64 46
1431#define R_SPARC_PLT64 47
1432#define R_SPARC_HIX22 48
1433#define R_SPARC_LOX10 49
1434#define R_SPARC_H44 50
1435#define R_SPARC_M44 51
1436#define R_SPARC_L44 52
1437#define R_SPARC_REGISTER 53
1438#define R_SPARC_UA64 54
1439#define R_SPARC_UA16 55
1440#define R_SPARC_TLS_GD_HI22 56
1441#define R_SPARC_TLS_GD_LO10 57
1442#define R_SPARC_TLS_GD_ADD 58
1443#define R_SPARC_TLS_GD_CALL 59
1444#define R_SPARC_TLS_LDM_HI22 60
1445#define R_SPARC_TLS_LDM_LO10 61
1446#define R_SPARC_TLS_LDM_ADD 62
1447#define R_SPARC_TLS_LDM_CALL 63
1448#define R_SPARC_TLS_LDO_HIX22 64
1449#define R_SPARC_TLS_LDO_LOX10 65
1450#define R_SPARC_TLS_LDO_ADD 66
1451#define R_SPARC_TLS_IE_HI22 67
1452#define R_SPARC_TLS_IE_LO10 68
1453#define R_SPARC_TLS_IE_LD 69
1454#define R_SPARC_TLS_IE_LDX 70
1455#define R_SPARC_TLS_IE_ADD 71
1456#define R_SPARC_TLS_LE_HIX22 72
1457#define R_SPARC_TLS_LE_LOX10 73
1458#define R_SPARC_TLS_DTPMOD32 74
1459#define R_SPARC_TLS_DTPMOD64 75
1460#define R_SPARC_TLS_DTPOFF32 76
1461#define R_SPARC_TLS_DTPOFF64 77
1462#define R_SPARC_TLS_TPOFF32 78
1463#define R_SPARC_TLS_TPOFF64 79
1464
1465#define R_X86_64_NONE 0 /* No relocation. */
1466#define R_X86_64_64 1 /* Add 64 bit symbol value. */
1467#define R_X86_64_PC32 2 /* PC-relative 32 bit signed sym value. */
1468#define R_X86_64_GOT32 3 /* PC-relative 32 bit GOT offset. */
1469#define R_X86_64_PLT32 4 /* PC-relative 32 bit PLT offset. */
1470#define R_X86_64_COPY 5 /* Copy data from shared object. */
1471#define R_X86_64_GLOB_DAT 6 /* Set GOT entry to data address. */
1472#define R_X86_64_JMP_SLOT 7 /* Set GOT entry to code address. */
1473#define R_X86_64_RELATIVE 8 /* Add load address of shared object. */
1474#define R_X86_64_GOTPCREL 9 /* Add 32 bit signed pcrel offset to GOT. */
1475#define R_X86_64_32 10 /* Add 32 bit zero extended symbol value */
1476#define R_X86_64_32S 11 /* Add 32 bit sign extended symbol value */
1477#define R_X86_64_16 12 /* Add 16 bit zero extended symbol value */
1478#define R_X86_64_PC16 13 /* Add 16 bit signed extended pc relative symbol value */
1479#define R_X86_64_8 14 /* Add 8 bit zero extended symbol value */
1480#define R_X86_64_PC8 15 /* Add 8 bit signed extended pc relative symbol value */
1481#define R_X86_64_DTPMOD64 16 /* ID of module containing symbol */
1482#define R_X86_64_DTPOFF64 17 /* Offset in TLS block */
1483#define R_X86_64_TPOFF64 18 /* Offset in static TLS block */
1484#define R_X86_64_TLSGD 19 /* PC relative offset to GD GOT entry */
1485#define R_X86_64_TLSLD 20 /* PC relative offset to LD GOT entry */
1486#define R_X86_64_DTPOFF32 21 /* Offset in TLS block */
1487#define R_X86_64_GOTTPOFF 22 /* PC relative offset to IE GOT entry */
1488#define R_X86_64_TPOFF32 23 /* Offset in static TLS block */
1489#define R_X86_64_PC64 24 /* PC-relative 64 bit signed sym value. */
1490#define R_X86_64_GOTOFF64 25
1491#define R_X86_64_GOTPC32 26
1492#define R_X86_64_GOT64 27
1493#define R_X86_64_GOTPCREL64 28
1494#define R_X86_64_GOTPC64 29
1495#define R_X86_64_GOTPLT64 30
1496#define R_X86_64_PLTOFF64 31
1497#define R_X86_64_SIZE32 32
1498#define R_X86_64_SIZE64 33
1499#define R_X86_64_GOTPC32_TLSDESC 34
1500#define R_X86_64_TLSDESC_CALL 35
1501#define R_X86_64_TLSDESC 36
1502#define R_X86_64_IRELATIVE 37
1503#define R_X86_64_RELATIVE64 38
1504/* 39 and 40 were BND-related, already decomissioned */
1505#define R_X86_64_GOTPCRELX 41
1506#define R_X86_64_REX_GOTPCRELX 42
1507
1508#define ELF_BSDF_SIGFASTBLK 0x0001 /* Kernel supports fast sigblock */
1509#define ELF_BSDF_VMNOOVERCOMMIT 0x0002
1510
1511#endif /* !_SYS_ELF_COMMON_H_ */