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28f540f4 | 1 | /* This file defines standard ELF types, structures, and macros. |
c0fb8a56 | 2 | Copyright (C) 1995, 1996, 1997, 1998 Free Software Foundation, Inc. |
54d79e99 UD |
3 | This file is part of the GNU C Library. |
4 | Contributed by Ian Lance Taylor <ian@cygnus.com>. | |
28f540f4 | 5 | |
54d79e99 UD |
6 | The GNU C Library is free software; you can redistribute it and/or |
7 | modify it under the terms of the GNU Library General Public License as | |
8 | published by the Free Software Foundation; either version 2 of the | |
9 | License, or (at your option) any later version. | |
28f540f4 | 10 | |
54d79e99 UD |
11 | The GNU C Library is distributed in the hope that it will be useful, |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Library General Public License for more details. | |
28f540f4 | 15 | |
54d79e99 UD |
16 | You should have received a copy of the GNU Library General Public |
17 | License along with the GNU C Library; see the file COPYING.LIB. If not, | |
18 | write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
19 | Boston, MA 02111-1307, USA. */ | |
28f540f4 RM |
20 | |
21 | #ifndef _ELF_H | |
22 | #define _ELF_H 1 | |
5107cf1d | 23 | |
c0fb8a56 | 24 | #include <features.h> |
28f540f4 | 25 | |
54d79e99 | 26 | __BEGIN_DECLS |
28f540f4 | 27 | |
5107cf1d UD |
28 | /* Standard ELF types. */ |
29 | ||
c0fb8a56 | 30 | #include <stdint.h> |
28f540f4 | 31 | |
266180eb | 32 | /* Type for a 16-bit quantity. */ |
5107cf1d UD |
33 | typedef uint16_t Elf32_Half; |
34 | typedef uint16_t Elf64_Half; | |
266180eb RM |
35 | |
36 | /* Types for signed and unsigned 32-bit quantities. */ | |
5107cf1d UD |
37 | typedef uint32_t Elf32_Word; |
38 | typedef int32_t Elf32_Sword; | |
39 | typedef uint32_t Elf64_Word; | |
40 | typedef int32_t Elf64_Sword; | |
266180eb RM |
41 | |
42 | /* Types for signed and unsigned 64-bit quantities. */ | |
5107cf1d UD |
43 | typedef uint64_t Elf32_Xword; |
44 | typedef int64_t Elf32_Sxword; | |
45 | typedef uint64_t Elf64_Xword; | |
46 | typedef int64_t Elf64_Sxword; | |
28f540f4 | 47 | |
266180eb | 48 | /* Type of addresses. */ |
5107cf1d UD |
49 | typedef uint32_t Elf32_Addr; |
50 | typedef uint64_t Elf64_Addr; | |
266180eb RM |
51 | |
52 | /* Type of file offsets. */ | |
5107cf1d UD |
53 | typedef uint32_t Elf32_Off; |
54 | typedef uint64_t Elf64_Off; | |
266180eb RM |
55 | |
56 | /* Type for section indices, which are 16-bit quantities. */ | |
5107cf1d UD |
57 | typedef uint16_t Elf32_Section; |
58 | typedef uint16_t Elf64_Section; | |
266180eb | 59 | |
8d6468d0 | 60 | /* Type of symbol indices. */ |
5107cf1d UD |
61 | typedef uint32_t Elf32_Symndx; |
62 | typedef uint64_t Elf64_Symndx; | |
8d6468d0 | 63 | |
28f540f4 RM |
64 | |
65 | /* The ELF file header. This appears at the start of every ELF file. */ | |
66 | ||
67 | #define EI_NIDENT (16) | |
68 | ||
69 | typedef struct | |
70 | { | |
71 | unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */ | |
72 | Elf32_Half e_type; /* Object file type */ | |
73 | Elf32_Half e_machine; /* Architecture */ | |
74 | Elf32_Word e_version; /* Object file version */ | |
75 | Elf32_Addr e_entry; /* Entry point virtual address */ | |
76 | Elf32_Off e_phoff; /* Program header table file offset */ | |
77 | Elf32_Off e_shoff; /* Section header table file offset */ | |
78 | Elf32_Word e_flags; /* Processor-specific flags */ | |
79 | Elf32_Half e_ehsize; /* ELF header size in bytes */ | |
80 | Elf32_Half e_phentsize; /* Program header table entry size */ | |
81 | Elf32_Half e_phnum; /* Program header table entry count */ | |
82 | Elf32_Half e_shentsize; /* Section header table entry size */ | |
83 | Elf32_Half e_shnum; /* Section header table entry count */ | |
84 | Elf32_Half e_shstrndx; /* Section header string table index */ | |
85 | } Elf32_Ehdr; | |
86 | ||
266180eb RM |
87 | typedef struct |
88 | { | |
89 | unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */ | |
90 | Elf64_Half e_type; /* Object file type */ | |
91 | Elf64_Half e_machine; /* Architecture */ | |
92 | Elf64_Word e_version; /* Object file version */ | |
93 | Elf64_Addr e_entry; /* Entry point virtual address */ | |
94 | Elf64_Off e_phoff; /* Program header table file offset */ | |
95 | Elf64_Off e_shoff; /* Section header table file offset */ | |
96 | Elf64_Word e_flags; /* Processor-specific flags */ | |
97 | Elf64_Half e_ehsize; /* ELF header size in bytes */ | |
98 | Elf64_Half e_phentsize; /* Program header table entry size */ | |
99 | Elf64_Half e_phnum; /* Program header table entry count */ | |
100 | Elf64_Half e_shentsize; /* Section header table entry size */ | |
101 | Elf64_Half e_shnum; /* Section header table entry count */ | |
102 | Elf64_Half e_shstrndx; /* Section header string table index */ | |
103 | } Elf64_Ehdr; | |
104 | ||
28f540f4 RM |
105 | /* Fields in the e_ident array. The EI_* macros are indices into the |
106 | array. The macros under each EI_* macro are the values the byte | |
107 | may have. */ | |
108 | ||
109 | #define EI_MAG0 0 /* File identification byte 0 index */ | |
110 | #define ELFMAG0 0x7f /* Magic number byte 0 */ | |
111 | ||
112 | #define EI_MAG1 1 /* File identification byte 1 index */ | |
113 | #define ELFMAG1 'E' /* Magic number byte 1 */ | |
114 | ||
115 | #define EI_MAG2 2 /* File identification byte 2 index */ | |
116 | #define ELFMAG2 'L' /* Magic number byte 2 */ | |
117 | ||
118 | #define EI_MAG3 3 /* File identification byte 3 index */ | |
119 | #define ELFMAG3 'F' /* Magic number byte 3 */ | |
120 | ||
b7976c00 | 121 | /* Conglomeration of the identification bytes, for easy testing as a word. */ |
75598ca6 | 122 | #define ELFMAG "\177ELF" |
b7976c00 RM |
123 | #define SELFMAG 4 |
124 | ||
28f540f4 RM |
125 | #define EI_CLASS 4 /* File class byte index */ |
126 | #define ELFCLASSNONE 0 /* Invalid class */ | |
127 | #define ELFCLASS32 1 /* 32-bit objects */ | |
128 | #define ELFCLASS64 2 /* 64-bit objects */ | |
2888c738 | 129 | #define ELFCLASSNUM 3 |
28f540f4 RM |
130 | |
131 | #define EI_DATA 5 /* Data encoding byte index */ | |
132 | #define ELFDATANONE 0 /* Invalid data encoding */ | |
133 | #define ELFDATA2LSB 1 /* 2's complement, little endian */ | |
134 | #define ELFDATA2MSB 2 /* 2's complement, big endian */ | |
2888c738 | 135 | #define ELFDATANUM 3 |
28f540f4 RM |
136 | |
137 | #define EI_VERSION 6 /* File version byte index */ | |
138 | /* Value must be EV_CURRENT */ | |
139 | ||
5d7de7aa UD |
140 | #define EI_OSABI 7 /* OS ABI identification */ |
141 | #define ELFOSABI_SYSV 0 /* UNIX System V ABI */ | |
142 | #define ELFOSABI_HPUX 1 /* HP-UX */ | |
143 | #define ELFOSABI_STANDALONE 255 /* Standalone (embedded) application */ | |
144 | ||
145 | #define EI_ABIVERSION 8 /* ABI version */ | |
146 | ||
147 | #define EI_PAD 9 /* Byte index of padding bytes */ | |
28f540f4 RM |
148 | |
149 | /* Legal values for e_type (object file type). */ | |
150 | ||
151 | #define ET_NONE 0 /* No file type */ | |
152 | #define ET_REL 1 /* Relocatable file */ | |
153 | #define ET_EXEC 2 /* Executable file */ | |
154 | #define ET_DYN 3 /* Shared object file */ | |
155 | #define ET_CORE 4 /* Core file */ | |
b2eda92b | 156 | #define ET_NUM 5 /* Number of defined types */ |
28f540f4 RM |
157 | #define ET_LOPROC 0xff00 /* Processor-specific */ |
158 | #define ET_HIPROC 0xffff /* Processor-specific */ | |
159 | ||
160 | /* Legal values for e_machine (architecture). */ | |
161 | ||
2888c738 UD |
162 | #define EM_NONE 0 /* No machine */ |
163 | #define EM_M32 1 /* AT&T WE 32100 */ | |
164 | #define EM_SPARC 2 /* SUN SPARC */ | |
165 | #define EM_386 3 /* Intel 80386 */ | |
166 | #define EM_68K 4 /* Motorola m68k family */ | |
167 | #define EM_88K 5 /* Motorola m88k family */ | |
168 | #define EM_486 6 /* Intel 80486 */ | |
169 | #define EM_860 7 /* Intel 80860 */ | |
170 | #define EM_MIPS 8 /* MIPS R3000 big-endian */ | |
171 | #define EM_S370 9 /* Amdahl */ | |
172 | #define EM_MIPS_RS4_BE 10 /* MIPS R4000 big-endian */ | |
173 | #define EM_RS6000 11 /* RS6000 */ | |
174 | ||
175 | #define EM_PARISC 15 /* HPPA */ | |
176 | #define EM_nCUBE 16 /* nCUBE */ | |
177 | #define EM_VPP500 17 /* Fujitsu VPP500 */ | |
178 | #define EM_SPARC32PLUS 18 /* Sun's "v8plus" */ | |
179 | #define EM_960 19 /* Intel 80960 */ | |
180 | #define EM_PPC 20 /* PowerPC */ | |
181 | ||
182 | #define EM_V800 36 /* NEC V800 series */ | |
183 | #define EM_FR20 37 /* Fujitsu FR20 */ | |
184 | #define EM_RH32 38 /* TRW RH32 */ | |
185 | #define EM_MMA 39 /* Fujitsu MMA */ | |
bf7997b6 | 186 | #define EM_ARM 40 /* ARM */ |
b259e746 | 187 | #define EM_FAKE_ALPHA 41 /* Digital Alpha */ |
2888c738 UD |
188 | #define EM_SH 42 /* Hitachi SH */ |
189 | #define EM_SPARCV9 43 /* SPARC v9 64-bit */ | |
7ce241a0 UD |
190 | #define EM_TRICORE 44 /* Siemens Tricore */ |
191 | #define EM_ARC 45 /* Argonaut RISC Core */ | |
192 | #define EM_H8_300 46 /* Hitachi H8/300 */ | |
193 | #define EM_H8_300H 47 /* Hitachi H8/300H */ | |
194 | #define EM_H8S 48 /* Hitachi H8S */ | |
195 | #define EM_H8_500 49 /* Hitachi H8/500 */ | |
196 | #define EM_IA_64 50 /* Intel Merced */ | |
197 | #define EM_MIPS_X 51 /* Stanford MIPS-X */ | |
198 | #define EM_COLDFIRE 52 /* Motorola Coldfire */ | |
199 | #define EM_68HC12 53 /* Motorola M68HC12 */ | |
200 | #define EM_NUM 54 | |
4194bc66 | 201 | |
28f540f4 RM |
202 | /* If it is necessary to assign new unofficial EM_* values, please |
203 | pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the | |
204 | chances of collision with official or non-GNU unofficial values. */ | |
205 | ||
266180eb RM |
206 | #define EM_ALPHA 0x9026 |
207 | ||
28f540f4 RM |
208 | /* Legal values for e_version (version). */ |
209 | ||
210 | #define EV_NONE 0 /* Invalid ELF version */ | |
211 | #define EV_CURRENT 1 /* Current version */ | |
2888c738 | 212 | #define EV_NUM 2 |
28f540f4 RM |
213 | |
214 | /* Section header. */ | |
215 | ||
216 | typedef struct | |
217 | { | |
218 | Elf32_Word sh_name; /* Section name (string tbl index) */ | |
219 | Elf32_Word sh_type; /* Section type */ | |
220 | Elf32_Word sh_flags; /* Section flags */ | |
221 | Elf32_Addr sh_addr; /* Section virtual addr at execution */ | |
222 | Elf32_Off sh_offset; /* Section file offset */ | |
223 | Elf32_Word sh_size; /* Section size in bytes */ | |
224 | Elf32_Word sh_link; /* Link to another section */ | |
225 | Elf32_Word sh_info; /* Additional section information */ | |
226 | Elf32_Word sh_addralign; /* Section alignment */ | |
227 | Elf32_Word sh_entsize; /* Entry size if section holds table */ | |
228 | } Elf32_Shdr; | |
229 | ||
266180eb RM |
230 | typedef struct |
231 | { | |
232 | Elf64_Word sh_name; /* Section name (string tbl index) */ | |
233 | Elf64_Word sh_type; /* Section type */ | |
234 | Elf64_Xword sh_flags; /* Section flags */ | |
235 | Elf64_Addr sh_addr; /* Section virtual addr at execution */ | |
236 | Elf64_Off sh_offset; /* Section file offset */ | |
237 | Elf64_Xword sh_size; /* Section size in bytes */ | |
238 | Elf64_Word sh_link; /* Link to another section */ | |
239 | Elf64_Word sh_info; /* Additional section information */ | |
240 | Elf64_Xword sh_addralign; /* Section alignment */ | |
241 | Elf64_Xword sh_entsize; /* Entry size if section holds table */ | |
242 | } Elf64_Shdr; | |
243 | ||
28f540f4 RM |
244 | /* Special section indices. */ |
245 | ||
246 | #define SHN_UNDEF 0 /* Undefined section */ | |
247 | #define SHN_LORESERVE 0xff00 /* Start of reserved indices */ | |
248 | #define SHN_LOPROC 0xff00 /* Start of processor-specific */ | |
249 | #define SHN_HIPROC 0xff1f /* End of processor-specific */ | |
250 | #define SHN_ABS 0xfff1 /* Associated symbol is absolute */ | |
251 | #define SHN_COMMON 0xfff2 /* Associated symbol is common */ | |
252 | #define SHN_HIRESERVE 0xffff /* End of reserved indices */ | |
253 | ||
254 | /* Legal values for sh_type (section type). */ | |
255 | ||
c3966b88 UD |
256 | #define SHT_NULL 0 /* Section header table entry unused */ |
257 | #define SHT_PROGBITS 1 /* Program data */ | |
258 | #define SHT_SYMTAB 2 /* Symbol table */ | |
259 | #define SHT_STRTAB 3 /* String table */ | |
260 | #define SHT_RELA 4 /* Relocation entries with addends */ | |
261 | #define SHT_HASH 5 /* Symbol hash table */ | |
262 | #define SHT_DYNAMIC 6 /* Dynamic linking information */ | |
263 | #define SHT_NOTE 7 /* Notes */ | |
264 | #define SHT_NOBITS 8 /* Program space with no data (bss) */ | |
265 | #define SHT_REL 9 /* Relocation entries, no addends */ | |
266 | #define SHT_SHLIB 10 /* Reserved */ | |
267 | #define SHT_DYNSYM 11 /* Dynamic linker symbol table */ | |
268 | #define SHT_NUM 12 /* Number of defined types. */ | |
7ce241a0 | 269 | #define SHT_LOOS 0x60000000 /* Start OS-specific */ |
c3966b88 UD |
270 | #define SHT_LOSUNW 0x6ffffffb /* Sun-specific low bound. */ |
271 | #define SHT_SUNW_COMDAT 0x6ffffffb | |
272 | #define SHT_SUNW_syminfo 0x6ffffffc | |
273 | #define SHT_GNU_verdef 0x6ffffffd /* Version definition section. */ | |
274 | #define SHT_GNU_verneed 0x6ffffffe /* Version needs section. */ | |
275 | #define SHT_GNU_versym 0x6fffffff /* Version symbol table. */ | |
276 | #define SHT_HISUNW 0x6fffffff /* Sun-specific high bound. */ | |
409dfcea | 277 | #define SHT_HIOS 0x6fffffff /* End OS-specific type */ |
c3966b88 UD |
278 | #define SHT_LOPROC 0x70000000 /* Start of processor-specific */ |
279 | #define SHT_HIPROC 0x7fffffff /* End of processor-specific */ | |
280 | #define SHT_LOUSER 0x80000000 /* Start of application-specific */ | |
281 | #define SHT_HIUSER 0x8fffffff /* End of application-specific */ | |
28f540f4 RM |
282 | |
283 | /* Legal values for sh_flags (section flags). */ | |
284 | ||
285 | #define SHF_WRITE (1 << 0) /* Writable */ | |
286 | #define SHF_ALLOC (1 << 1) /* Occupies memory during execution */ | |
287 | #define SHF_EXECINSTR (1 << 2) /* Executable */ | |
288 | #define SHF_MASKPROC 0xf0000000 /* Processor-specific */ | |
289 | ||
290 | /* Symbol table entry. */ | |
291 | ||
292 | typedef struct | |
293 | { | |
294 | Elf32_Word st_name; /* Symbol name (string tbl index) */ | |
295 | Elf32_Addr st_value; /* Symbol value */ | |
296 | Elf32_Word st_size; /* Symbol size */ | |
297 | unsigned char st_info; /* Symbol type and binding */ | |
298 | unsigned char st_other; /* No defined meaning, 0 */ | |
266180eb | 299 | Elf32_Section st_shndx; /* Section index */ |
28f540f4 RM |
300 | } Elf32_Sym; |
301 | ||
266180eb RM |
302 | typedef struct |
303 | { | |
304 | Elf64_Word st_name; /* Symbol name (string tbl index) */ | |
305 | unsigned char st_info; /* Symbol type and binding */ | |
306 | unsigned char st_other; /* No defined meaning, 0 */ | |
307 | Elf64_Section st_shndx; /* Section index */ | |
308 | Elf64_Addr st_value; /* Symbol value */ | |
309 | Elf64_Xword st_size; /* Symbol size */ | |
310 | } Elf64_Sym; | |
311 | ||
6dbb7062 UD |
312 | /* The syminfo section if available contains additional information about |
313 | every dynamic symbol. */ | |
314 | ||
315 | typedef struct | |
316 | { | |
317 | Elf32_Half si_boundto; /* Direct bindings, symbol bound to */ | |
318 | Elf32_Half si_flags; /* Per symbol flags */ | |
319 | } Elf32_Syminfo; | |
320 | ||
321 | typedef struct | |
322 | { | |
323 | Elf64_Half si_boundto; /* Direct bindings, symbol bound to */ | |
324 | Elf64_Half si_flags; /* Per symbol flags */ | |
325 | } Elf64_Syminfo; | |
326 | ||
327 | /* Possible values for si_boundto. */ | |
328 | #define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */ | |
329 | #define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */ | |
330 | #define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */ | |
331 | ||
332 | /* Possible bitmasks for si_flags. */ | |
333 | #define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */ | |
334 | #define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */ | |
335 | #define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */ | |
336 | #define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy | |
337 | loaded */ | |
338 | /* Syminfo version values. */ | |
339 | #define SYMINFO_NONE 0 | |
340 | #define SYMINFO_CURRENT 1 | |
341 | #define SYMINFO_NUM 2 | |
342 | ||
343 | ||
b1f11361 | 344 | /* Special section index. */ |
28f540f4 | 345 | |
b1f11361 | 346 | #define SHN_UNDEF 0 /* No section, undefined symbol. */ |
28f540f4 RM |
347 | |
348 | /* How to extract and insert information held in the st_info field. */ | |
349 | ||
350 | #define ELF32_ST_BIND(val) (((unsigned char) (val)) >> 4) | |
351 | #define ELF32_ST_TYPE(val) ((val) & 0xf) | |
352 | #define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf)) | |
353 | ||
266180eb RM |
354 | /* Both Elf32_Sym and Elf64_Sym use the same one-byte st_info field. */ |
355 | #define ELF64_ST_BIND(val) ELF32_ST_BIND (val) | |
356 | #define ELF64_ST_TYPE(val) ELF32_ST_TYPE (val) | |
357 | #define ELF64_ST_INFO(bind, type) ELF32_ST_INFO ((bind), (type)) | |
358 | ||
28f540f4 RM |
359 | /* Legal values for ST_BIND subfield of st_info (symbol binding). */ |
360 | ||
361 | #define STB_LOCAL 0 /* Local symbol */ | |
362 | #define STB_GLOBAL 1 /* Global symbol */ | |
363 | #define STB_WEAK 2 /* Weak symbol */ | |
787e4db9 | 364 | #define STB_NUM 3 /* Number of defined types. */ |
7ce241a0 UD |
365 | #define STB_LOOS 10 /* Start of OS-specific */ |
366 | #define STB_HIOS 12 /* End of OS-specific */ | |
28f540f4 RM |
367 | #define STB_LOPROC 13 /* Start of processor-specific */ |
368 | #define STB_HIPROC 15 /* End of processor-specific */ | |
369 | ||
370 | /* Legal values for ST_TYPE subfield of st_info (symbol type). */ | |
371 | ||
372 | #define STT_NOTYPE 0 /* Symbol type is unspecified */ | |
373 | #define STT_OBJECT 1 /* Symbol is a data object */ | |
374 | #define STT_FUNC 2 /* Symbol is a code object */ | |
375 | #define STT_SECTION 3 /* Symbol associated with a section */ | |
376 | #define STT_FILE 4 /* Symbol's name is file name */ | |
787e4db9 | 377 | #define STT_NUM 5 /* Number of defined types. */ |
7ce241a0 UD |
378 | #define STT_LOOS 11 /* Start of OS-specific */ |
379 | #define STT_HIOS 12 /* End of OS-specific */ | |
28f540f4 RM |
380 | #define STT_LOPROC 13 /* Start of processor-specific */ |
381 | #define STT_HIPROC 15 /* End of processor-specific */ | |
382 | ||
b1f11361 RM |
383 | |
384 | /* Symbol table indices are found in the hash buckets and chain table | |
385 | of a symbol hash table section. This special index value indicates | |
386 | the end of a chain, meaning no further symbols are found in that bucket. */ | |
387 | ||
388 | #define STN_UNDEF 0 /* End of a chain. */ | |
389 | ||
390 | ||
28f540f4 RM |
391 | /* Relocation table entry without addend (in section of type SHT_REL). */ |
392 | ||
393 | typedef struct | |
394 | { | |
395 | Elf32_Addr r_offset; /* Address */ | |
396 | Elf32_Word r_info; /* Relocation type and symbol index */ | |
397 | } Elf32_Rel; | |
398 | ||
266180eb RM |
399 | /* I have seen two different definitions of the Elf64_Rel and |
400 | Elf64_Rela structures, so we'll leave them out until Novell (or | |
401 | whoever) gets their act together. */ | |
402 | /* The following, at least, is used on Sparc v9, MIPS, and Alpha. */ | |
403 | ||
404 | typedef struct | |
405 | { | |
406 | Elf64_Addr r_offset; /* Address */ | |
407 | Elf64_Xword r_info; /* Relocation type and symbol index */ | |
408 | } Elf64_Rel; | |
409 | ||
28f540f4 RM |
410 | /* Relocation table entry with addend (in section of type SHT_RELA). */ |
411 | ||
412 | typedef struct | |
413 | { | |
414 | Elf32_Addr r_offset; /* Address */ | |
415 | Elf32_Word r_info; /* Relocation type and symbol index */ | |
416 | Elf32_Sword r_addend; /* Addend */ | |
417 | } Elf32_Rela; | |
418 | ||
266180eb RM |
419 | typedef struct |
420 | { | |
421 | Elf64_Addr r_offset; /* Address */ | |
422 | Elf64_Xword r_info; /* Relocation type and symbol index */ | |
423 | Elf64_Sxword r_addend; /* Addend */ | |
424 | } Elf64_Rela; | |
425 | ||
28f540f4 RM |
426 | /* How to extract and insert information held in the r_info field. */ |
427 | ||
428 | #define ELF32_R_SYM(val) ((val) >> 8) | |
429 | #define ELF32_R_TYPE(val) ((val) & 0xff) | |
430 | #define ELF32_R_INFO(sym, type) (((sym) << 8) + ((type) & 0xff)) | |
431 | ||
0200214b RM |
432 | #define ELF64_R_SYM(i) ((i) >> 32) |
433 | #define ELF64_R_TYPE(i) ((i) & 0xffffffff) | |
434 | #define ELF64_R_INFO(sym,type) (((sym) << 32) + (type)) | |
435 | ||
28f540f4 RM |
436 | /* Program segment header. */ |
437 | ||
266180eb RM |
438 | typedef struct |
439 | { | |
28f540f4 RM |
440 | Elf32_Word p_type; /* Segment type */ |
441 | Elf32_Off p_offset; /* Segment file offset */ | |
442 | Elf32_Addr p_vaddr; /* Segment virtual address */ | |
443 | Elf32_Addr p_paddr; /* Segment physical address */ | |
444 | Elf32_Word p_filesz; /* Segment size in file */ | |
445 | Elf32_Word p_memsz; /* Segment size in memory */ | |
446 | Elf32_Word p_flags; /* Segment flags */ | |
447 | Elf32_Word p_align; /* Segment alignment */ | |
448 | } Elf32_Phdr; | |
449 | ||
266180eb RM |
450 | typedef struct |
451 | { | |
452 | Elf64_Word p_type; /* Segment type */ | |
453 | Elf64_Word p_flags; /* Segment flags */ | |
454 | Elf64_Off p_offset; /* Segment file offset */ | |
455 | Elf64_Addr p_vaddr; /* Segment virtual address */ | |
456 | Elf64_Addr p_paddr; /* Segment physical address */ | |
457 | Elf64_Xword p_filesz; /* Segment size in file */ | |
458 | Elf64_Xword p_memsz; /* Segment size in memory */ | |
459 | Elf64_Xword p_align; /* Segment alignment */ | |
460 | } Elf64_Phdr; | |
461 | ||
28f540f4 RM |
462 | /* Legal values for p_type (segment type). */ |
463 | ||
464 | #define PT_NULL 0 /* Program header table entry unused */ | |
465 | #define PT_LOAD 1 /* Loadable program segment */ | |
466 | #define PT_DYNAMIC 2 /* Dynamic linking information */ | |
467 | #define PT_INTERP 3 /* Program interpreter */ | |
468 | #define PT_NOTE 4 /* Auxiliary information */ | |
469 | #define PT_SHLIB 5 /* Reserved */ | |
470 | #define PT_PHDR 6 /* Entry for header table itself */ | |
787e4db9 | 471 | #define PT_NUM 7 /* Number of defined types. */ |
7ce241a0 UD |
472 | #define PT_LOOS 0x60000000 /* Start of OS-specific */ |
473 | #define PT_HIOS 0x6fffffff /* End of OS-specific */ | |
28f540f4 RM |
474 | #define PT_LOPROC 0x70000000 /* Start of processor-specific */ |
475 | #define PT_HIPROC 0x7fffffff /* End of processor-specific */ | |
476 | ||
477 | /* Legal values for p_flags (segment flags). */ | |
478 | ||
479 | #define PF_X (1 << 0) /* Segment is executable */ | |
480 | #define PF_W (1 << 1) /* Segment is writable */ | |
481 | #define PF_R (1 << 2) /* Segment is readable */ | |
482 | #define PF_MASKPROC 0xf0000000 /* Processor-specific */ | |
483 | ||
0200214b RM |
484 | /* Legal values for note segment descriptor types for core files. */ |
485 | ||
486 | #define NT_PRSTATUS 1 /* Contains copy of prstatus struct */ | |
487 | #define NT_FPREGSET 2 /* Contains copy of fpregset struct */ | |
488 | #define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */ | |
c3966b88 UD |
489 | #define NT_PRXREG 4 /* Contains copy of prxregset struct */ |
490 | #define NT_PLATFORM 5 /* String from sysinfo(SI_PLATFORM) */ | |
491 | #define NT_AUXV 6 /* Contains copy of auxv array */ | |
492 | #define NT_GWINDOWS 7 /* Contains copy of gwindows struct */ | |
493 | #define NT_PSTATUS 10 /* Contains copy of pstatus struct */ | |
494 | #define NT_PSINFO 13 /* Contains copy of psinfo struct */ | |
495 | #define NT_PRCRED 14 /* Contains copy of prcred struct */ | |
496 | #define NT_UTSNAME 15 /* Contains copy of utsname struct */ | |
497 | #define NT_LWPSTATUS 16 /* Contains copy of lwpstatus struct */ | |
498 | #define NT_LWPSINFO 17 /* Contains copy of lwpinfo struct */ | |
0200214b RM |
499 | |
500 | /* Legal values for the note segment descriptor types for object files. */ | |
501 | ||
502 | #define NT_VERSION 1 /* Contains a version string. */ | |
503 | ||
504 | ||
28f540f4 RM |
505 | /* Dynamic section entry. */ |
506 | ||
507 | typedef struct | |
508 | { | |
509 | Elf32_Sword d_tag; /* Dynamic entry type */ | |
510 | union | |
511 | { | |
512 | Elf32_Word d_val; /* Integer value */ | |
513 | Elf32_Addr d_ptr; /* Address value */ | |
514 | } d_un; | |
515 | } Elf32_Dyn; | |
516 | ||
266180eb RM |
517 | typedef struct |
518 | { | |
519 | Elf64_Sxword d_tag; /* Dynamic entry type */ | |
520 | union | |
521 | { | |
522 | Elf64_Xword d_val; /* Integer value */ | |
523 | Elf64_Addr d_ptr; /* Address value */ | |
524 | } d_un; | |
525 | } Elf64_Dyn; | |
526 | ||
28f540f4 RM |
527 | /* Legal values for d_tag (dynamic entry type). */ |
528 | ||
529 | #define DT_NULL 0 /* Marks end of dynamic section */ | |
530 | #define DT_NEEDED 1 /* Name of needed library */ | |
531 | #define DT_PLTRELSZ 2 /* Size in bytes of PLT relocs */ | |
532 | #define DT_PLTGOT 3 /* Processor defined value */ | |
533 | #define DT_HASH 4 /* Address of symbol hash table */ | |
534 | #define DT_STRTAB 5 /* Address of string table */ | |
535 | #define DT_SYMTAB 6 /* Address of symbol table */ | |
536 | #define DT_RELA 7 /* Address of Rela relocs */ | |
537 | #define DT_RELASZ 8 /* Total size of Rela relocs */ | |
538 | #define DT_RELAENT 9 /* Size of one Rela reloc */ | |
539 | #define DT_STRSZ 10 /* Size of string table */ | |
540 | #define DT_SYMENT 11 /* Size of one symbol table entry */ | |
541 | #define DT_INIT 12 /* Address of init function */ | |
542 | #define DT_FINI 13 /* Address of termination function */ | |
543 | #define DT_SONAME 14 /* Name of shared object */ | |
544 | #define DT_RPATH 15 /* Library search path */ | |
545 | #define DT_SYMBOLIC 16 /* Start symbol search here */ | |
546 | #define DT_REL 17 /* Address of Rel relocs */ | |
547 | #define DT_RELSZ 18 /* Total size of Rel relocs */ | |
548 | #define DT_RELENT 19 /* Size of one Rel reloc */ | |
549 | #define DT_PLTREL 20 /* Type of reloc in PLT */ | |
550 | #define DT_DEBUG 21 /* For debugging; unspecified */ | |
551 | #define DT_TEXTREL 22 /* Reloc might modify .text */ | |
552 | #define DT_JMPREL 23 /* Address of PLT relocs */ | |
7ce241a0 UD |
553 | #define DT_BIND_NOW 24 /* Process relocations of object */ |
554 | #define DT_INIT_ARRAY 25 /* Array with addresses of init fct */ | |
555 | #define DT_FINI_ARRAY 26 /* Array with addresses of fini fct */ | |
556 | #define DT_INIT_ARRAYSZ 27 /* Size in bytes of DT_INIT_ARRAY */ | |
557 | #define DT_FINI_ARRAYSZ 28 /* Size in bytes of DT_FINI_ARRAY */ | |
558 | #define DT_NUM 29 /* Number used */ | |
559 | #define DT_LOOS 0x60000000 /* Start of OS-specific */ | |
560 | #define DT_HIOS 0x6fffffff /* End of OS-specific */ | |
28f540f4 RM |
561 | #define DT_LOPROC 0x70000000 /* Start of processor-specific */ |
562 | #define DT_HIPROC 0x7fffffff /* End of processor-specific */ | |
a2e1b046 | 563 | #define DT_PROCNUM DT_MIPS_NUM /* Most used by any processor */ |
28f540f4 | 564 | |
6dbb7062 UD |
565 | /* DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the |
566 | Dyn.d_un.d_val field of the Elf*_Dyn structure. This follows Sun's | |
567 | approach. */ | |
568 | #define DT_VALRNGLO 0x6ffffd00 | |
569 | #define DT_POSFLAG_1 0x6ffffdfd /* Flags for DT_* entries, effecting | |
570 | the following DT_* entry. */ | |
571 | #define DT_SYMINSZ 0x6ffffdfe /* Size of syminfo table (in bytes) */ | |
572 | #define DT_SYMINENT 0x6ffffdff /* Entry size of syminfo */ | |
573 | #define DT_VALRNGHI 0x6ffffdff | |
574 | ||
575 | /* DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the | |
576 | Dyn.d_un.d_ptr field of the Elf*_Dyn structure. | |
577 | ||
578 | If any adjustment is made to the ELF object after it has been | |
579 | built these entries will need to be adjusted. */ | |
580 | #define DT_ADDRRNGLO 0x6ffffe00 | |
581 | #define DT_SYMINFO 0x6ffffeff /* syminfo table */ | |
582 | #define DT_ADDRRNGHI 0x6ffffeff | |
583 | ||
1228ed5c UD |
584 | /* The versioning entry types. The next are defined as part of the |
585 | GNU extension. */ | |
586 | #define DT_VERSYM 0x6ffffff0 | |
587 | ||
588 | /* These were chosen by Sun. */ | |
e3e0315c | 589 | #define DT_FLAGS_1 0x6ffffffb /* State flags, see DF_1_* below. */ |
1228ed5c UD |
590 | #define DT_VERDEF 0x6ffffffc /* Address of version definition |
591 | table */ | |
592 | #define DT_VERDEFNUM 0x6ffffffd /* Number of version definitions */ | |
593 | #define DT_VERNEED 0x6ffffffe /* Address of table with needed | |
594 | versions */ | |
595 | #define DT_VERNEEDNUM 0x6fffffff /* Number of needed versions */ | |
596 | #define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */ | |
597 | #define DT_VERSIONTAGNUM 16 | |
598 | ||
df4ef2ab UD |
599 | /* Sun added these machine-independent extensions in the "processor-specific" |
600 | range. Be compatible. */ | |
601 | #define DT_AUXILIARY 0x7ffffffd /* Shared object to load before self */ | |
602 | #define DT_FILTER 0x7fffffff /* Shared object to get values from */ | |
603 | #define DT_EXTRATAGIDX(tag) ((Elf32_Word)-((Elf32_Sword) (tag) <<1>>1)-1) | |
604 | #define DT_EXTRANUM 3 | |
605 | ||
e3e0315c UD |
606 | /* State flags selectable in the `d_un.d_val' element of the DT_FLAGS_1 |
607 | entry in the dynamic section. */ | |
608 | #define DF_1_NOW 0x00000001 /* Set RTLD_NOW for this object. */ | |
609 | #define DF_1_GLOBAL 0x00000002 /* Set RTLD_GLOBAL for this object. */ | |
610 | #define DF_1_GROUP 0x00000004 /* Set RTLD_GROUP for this object. */ | |
611 | #define DF_1_NODELETE 0x00000008 /* Set RTLD_NODELETE for this object.*/ | |
612 | #define DF_1_LOADFLTR 0x00000010 /* Trigger filtee loading at runtime.*/ | |
613 | #define DF_1_INITFIRST 0x00000020 /* Set RTLD_INITFIRST for this object*/ | |
614 | #define DF_1_NOOPEN 0x00000040 /* Set RTLD_NOOPEN for this object. */ | |
615 | ||
1228ed5c UD |
616 | /* Version definition sections. */ |
617 | ||
618 | typedef struct | |
619 | { | |
620 | Elf32_Half vd_version; /* Version revision */ | |
621 | Elf32_Half vd_flags; /* Version information */ | |
622 | Elf32_Half vd_ndx; /* Version Index */ | |
623 | Elf32_Half vd_cnt; /* Number of associated aux entries */ | |
624 | Elf32_Word vd_hash; /* Version name hash value */ | |
625 | Elf32_Word vd_aux; /* Offset in bytes to verdaux array */ | |
626 | Elf32_Word vd_next; /* Offset in bytes to next verdef | |
627 | entry */ | |
628 | } Elf32_Verdef; | |
629 | ||
c84142e8 UD |
630 | typedef struct |
631 | { | |
632 | Elf64_Half vd_version; /* Version revision */ | |
633 | Elf64_Half vd_flags; /* Version information */ | |
634 | Elf64_Half vd_ndx; /* Version Index */ | |
635 | Elf64_Half vd_cnt; /* Number of associated aux entries */ | |
636 | Elf64_Word vd_hash; /* Version name hash value */ | |
637 | Elf64_Word vd_aux; /* Offset in bytes to verdaux array */ | |
638 | Elf64_Word vd_next; /* Offset in bytes to next verdef | |
639 | entry */ | |
640 | } Elf64_Verdef; | |
6c202c68 | 641 | |
c84142e8 | 642 | |
1228ed5c UD |
643 | /* Legal values for vd_version (version revision). */ |
644 | #define VER_DEF_NONE 0 /* No version */ | |
645 | #define VER_DEF_CURRENT 1 /* Current version */ | |
646 | #define VER_DEF_NUM 2 /* Given version number */ | |
647 | ||
648 | /* Legal values for vd_flags (version information flags). */ | |
649 | #define VER_FLG_BASE 0x1 /* Version definition of file itself */ | |
650 | #define VER_FLG_WEAK 0x2 /* Weak version identifier */ | |
651 | ||
652 | /* Auxialiary version information. */ | |
653 | ||
654 | typedef struct | |
655 | { | |
6c202c68 | 656 | Elf32_Word vda_name; /* Version or dependency names */ |
1228ed5c UD |
657 | Elf32_Word vda_next; /* Offset in bytes to next verdaux |
658 | entry */ | |
659 | } Elf32_Verdaux; | |
660 | ||
c84142e8 UD |
661 | typedef struct |
662 | { | |
6c202c68 | 663 | Elf64_Word vda_name; /* Version or dependency names */ |
c84142e8 UD |
664 | Elf64_Word vda_next; /* Offset in bytes to next verdaux |
665 | entry */ | |
666 | } Elf64_Verdaux; | |
6c202c68 | 667 | |
c84142e8 | 668 | |
1228ed5c UD |
669 | /* Version dependency section. */ |
670 | ||
671 | typedef struct | |
672 | { | |
673 | Elf32_Half vn_version; /* Version of structure */ | |
674 | Elf32_Half vn_cnt; /* Number of associated aux entries */ | |
6c202c68 | 675 | Elf32_Word vn_file; /* Offset of filename for this |
1228ed5c UD |
676 | dependency */ |
677 | Elf32_Word vn_aux; /* Offset in bytes to vernaux array */ | |
678 | Elf32_Word vn_next; /* Offset in bytes to next verneed | |
679 | entry */ | |
680 | } Elf32_Verneed; | |
681 | ||
c84142e8 UD |
682 | typedef struct |
683 | { | |
684 | Elf64_Half vn_version; /* Version of structure */ | |
685 | Elf64_Half vn_cnt; /* Number of associated aux entries */ | |
6c202c68 | 686 | Elf64_Word vn_file; /* Offset of filename for this |
c84142e8 UD |
687 | dependency */ |
688 | Elf64_Word vn_aux; /* Offset in bytes to vernaux array */ | |
689 | Elf64_Word vn_next; /* Offset in bytes to next verneed | |
690 | entry */ | |
691 | } Elf64_Verneed; | |
6c202c68 | 692 | |
c84142e8 | 693 | |
1228ed5c UD |
694 | /* Legal values for vn_version (version revision). */ |
695 | #define VER_NEED_NONE 0 /* No version */ | |
696 | #define VER_NEED_CURRENT 1 /* Current version */ | |
697 | #define VER_NEED_NUM 2 /* Given version number */ | |
698 | ||
699 | /* Auxiliary needed version information. */ | |
700 | ||
701 | typedef struct | |
702 | { | |
703 | Elf32_Word vna_hash; /* Hash value of dependency name */ | |
704 | Elf32_Half vna_flags; /* Dependency specific information */ | |
705 | Elf32_Half vna_other; /* Unused */ | |
6c202c68 | 706 | Elf32_Word vna_name; /* Dependency name string offset */ |
1228ed5c UD |
707 | Elf32_Word vna_next; /* Offset in bytes to next vernaux |
708 | entry */ | |
709 | } Elf32_Vernaux; | |
710 | ||
c84142e8 UD |
711 | typedef struct |
712 | { | |
713 | Elf64_Word vna_hash; /* Hash value of dependency name */ | |
714 | Elf64_Half vna_flags; /* Dependency specific information */ | |
715 | Elf64_Half vna_other; /* Unused */ | |
6c202c68 | 716 | Elf64_Word vna_name; /* Dependency name string offset */ |
c84142e8 UD |
717 | Elf64_Word vna_next; /* Offset in bytes to next vernaux |
718 | entry */ | |
719 | } Elf64_Vernaux; | |
6c202c68 | 720 | |
c84142e8 | 721 | |
1228ed5c | 722 | /* Legal values for vna_flags. */ |
6c202c68 | 723 | #define VER_FLG_WEAK 0x2 /* Weak version identifier */ |
1228ed5c | 724 | |
df4ef2ab | 725 | |
28f540f4 RM |
726 | /* Auxiliary vector. */ |
727 | ||
728 | /* This vector is normally only used by the program interpreter. The | |
729 | usual definition in an ABI supplement uses the name auxv_t. The | |
730 | vector is not usually defined in a standard <elf.h> file, but it | |
731 | can't hurt. We rename it to avoid conflicts. The sizes of these | |
732 | types are an arrangement between the exec server and the program | |
733 | interpreter, so we don't fully specify them here. */ | |
734 | ||
735 | typedef struct | |
736 | { | |
6025c399 | 737 | int a_type; /* Entry type */ |
28f540f4 RM |
738 | union |
739 | { | |
6025c399 RM |
740 | long int a_val; /* Integer value */ |
741 | void *a_ptr; /* Pointer value */ | |
742 | void (*a_fcn) (void); /* Function pointer value */ | |
28f540f4 RM |
743 | } a_un; |
744 | } Elf32_auxv_t; | |
745 | ||
266180eb RM |
746 | typedef struct |
747 | { | |
748 | long int a_type; /* Entry type */ | |
749 | union | |
750 | { | |
751 | long int a_val; /* Integer value */ | |
752 | void *a_ptr; /* Pointer value */ | |
753 | void (*a_fcn) (void); /* Function pointer value */ | |
754 | } a_un; | |
755 | } Elf64_auxv_t; | |
756 | ||
28f540f4 RM |
757 | /* Legal values for a_type (entry type). */ |
758 | ||
759 | #define AT_NULL 0 /* End of vector */ | |
760 | #define AT_IGNORE 1 /* Entry should be ignored */ | |
761 | #define AT_EXECFD 2 /* File descriptor of program */ | |
762 | #define AT_PHDR 3 /* Program headers for program */ | |
763 | #define AT_PHENT 4 /* Size of program header entry */ | |
764 | #define AT_PHNUM 5 /* Number of program headers */ | |
765 | #define AT_PAGESZ 6 /* System page size */ | |
766 | #define AT_BASE 7 /* Base address of interpreter */ | |
767 | #define AT_FLAGS 8 /* Flags */ | |
768 | #define AT_ENTRY 9 /* Entry point of program */ | |
769 | #define AT_NOTELF 10 /* Program is not ELF */ | |
770 | #define AT_UID 11 /* Real uid */ | |
771 | #define AT_EUID 12 /* Effective uid */ | |
60478656 | 772 | #define AT_GID 13 /* Real gid */ |
28f540f4 RM |
773 | #define AT_EGID 14 /* Effective gid */ |
774 | ||
0a54e401 UD |
775 | /* Some more special a_type values describing the hardware. */ |
776 | #define AT_PLATFORM 15 /* String identifying platform. */ | |
777 | #define AT_HWCAP 16 /* Machine dependent hints about | |
778 | processor capabilities. */ | |
779 | ||
a0780919 UD |
780 | /* This entry gives some information about the FPU initialization |
781 | performed by the kernel. */ | |
782 | #define AT_FPUCW 17 /* Used FPU control word. */ | |
783 | ||
2888c738 UD |
784 | |
785 | /* Note section contents. Each entry in the note section begins with | |
786 | a header of a fixed form. */ | |
787 | ||
788 | typedef struct | |
789 | { | |
790 | Elf32_Word n_namesz; /* Length of the note's name. */ | |
791 | Elf32_Word n_descsz; /* Length of the note's descriptor. */ | |
792 | Elf32_Word n_type; /* Type of the note. */ | |
793 | } Elf32_Nhdr; | |
794 | ||
795 | typedef struct | |
796 | { | |
797 | Elf64_Word n_namesz; /* Length of the note's name. */ | |
798 | Elf64_Word n_descsz; /* Length of the note's descriptor. */ | |
799 | Elf64_Word n_type; /* Type of the note. */ | |
800 | } Elf64_Nhdr; | |
801 | ||
802 | /* Known names of notes. */ | |
803 | ||
804 | /* Solaris entries in the note section have this name. */ | |
805 | #define ELF_NOTE_SOLARIS "SUNW Solaris" | |
806 | ||
807 | /* Note entries for GNU systems have this name. */ | |
808 | #define ELF_NOTE_GNU "GNU" | |
809 | ||
810 | ||
811 | /* Defined types of notes for Solaris. */ | |
812 | ||
813 | /* Value of descriptor (one word) is desired pagesize for the binary. */ | |
814 | #define ELF_NOTE_PAGESIZE_HINT 1 | |
815 | ||
816 | ||
817 | /* Defined note types for GNU systems. */ | |
818 | ||
819 | /* ABI information. The descriptor consists of words: | |
820 | word 0: OS descriptor | |
821 | word 1: major version of the ABI | |
822 | word 2: minor version of the ABI | |
823 | word 3: subminor version of the ABI | |
824 | */ | |
825 | #define ELF_NOTE_ABI 1 | |
826 | ||
827 | /* Known OSes. These value can appear in word 0 of an ELF_NOTE_ABI | |
828 | note section entry. */ | |
829 | #define ELF_NOTE_OS_LINUX 0 | |
830 | #define ELF_NOTE_OS_GNU 1 | |
831 | #define ELF_NOTE_OS_SOLARIS2 2 | |
832 | ||
833 | ||
01f3e03b RM |
834 | /* Motorola 68k specific definitions. */ |
835 | ||
836 | /* m68k relocs. */ | |
837 | ||
838 | #define R_68K_NONE 0 /* No reloc */ | |
839 | #define R_68K_32 1 /* Direct 32 bit */ | |
840 | #define R_68K_16 2 /* Direct 16 bit */ | |
841 | #define R_68K_8 3 /* Direct 8 bit */ | |
842 | #define R_68K_PC32 4 /* PC relative 32 bit */ | |
843 | #define R_68K_PC16 5 /* PC relative 16 bit */ | |
844 | #define R_68K_PC8 6 /* PC relative 8 bit */ | |
845 | #define R_68K_GOT32 7 /* 32 bit PC relative GOT entry */ | |
846 | #define R_68K_GOT16 8 /* 16 bit PC relative GOT entry */ | |
847 | #define R_68K_GOT8 9 /* 8 bit PC relative GOT entry */ | |
848 | #define R_68K_GOT32O 10 /* 32 bit GOT offset */ | |
849 | #define R_68K_GOT16O 11 /* 16 bit GOT offset */ | |
850 | #define R_68K_GOT8O 12 /* 8 bit GOT offset */ | |
851 | #define R_68K_PLT32 13 /* 32 bit PC relative PLT address */ | |
852 | #define R_68K_PLT16 14 /* 16 bit PC relative PLT address */ | |
853 | #define R_68K_PLT8 15 /* 8 bit PC relative PLT address */ | |
854 | #define R_68K_PLT32O 16 /* 32 bit PLT offset */ | |
855 | #define R_68K_PLT16O 17 /* 16 bit PLT offset */ | |
856 | #define R_68K_PLT8O 18 /* 8 bit PLT offset */ | |
857 | #define R_68K_COPY 19 /* Copy symbol at runtime */ | |
858 | #define R_68K_GLOB_DAT 20 /* Create GOT entry */ | |
859 | #define R_68K_JMP_SLOT 21 /* Create PLT entry */ | |
860 | #define R_68K_RELATIVE 22 /* Adjust by program base */ | |
7ce241a0 UD |
861 | /* Keep this the last entry. */ |
862 | #define R_68K_NUM 23 | |
01f3e03b | 863 | |
28f540f4 RM |
864 | /* Intel 80386 specific definitions. */ |
865 | ||
866 | /* i386 relocs. */ | |
867 | ||
868 | #define R_386_NONE 0 /* No reloc */ | |
869 | #define R_386_32 1 /* Direct 32 bit */ | |
870 | #define R_386_PC32 2 /* PC relative 32 bit */ | |
871 | #define R_386_GOT32 3 /* 32 bit GOT entry */ | |
872 | #define R_386_PLT32 4 /* 32 bit PLT address */ | |
873 | #define R_386_COPY 5 /* Copy symbol at runtime */ | |
874 | #define R_386_GLOB_DAT 6 /* Create GOT entry */ | |
875 | #define R_386_JMP_SLOT 7 /* Create PLT entry */ | |
876 | #define R_386_RELATIVE 8 /* Adjust by program base */ | |
877 | #define R_386_GOTOFF 9 /* 32 bit offset to GOT */ | |
878 | #define R_386_GOTPC 10 /* 32 bit PC relative offset to GOT */ | |
7ce241a0 UD |
879 | /* Keep this the last entry. */ |
880 | #define R_386_NUM 11 | |
28f540f4 RM |
881 | |
882 | /* SUN SPARC specific definitions. */ | |
883 | ||
41df5ed4 RH |
884 | /* Values for Elf64_Ehdr.e_flags. */ |
885 | ||
886 | #define EF_SPARCV9_MM 3 | |
887 | #define EF_SPARCV9_TSO 0 | |
888 | #define EF_SPARCV9_PSO 1 | |
889 | #define EF_SPARCV9_RMO 2 | |
890 | #define EF_SPARC_EXT_MASK 0xFFFF00 | |
891 | #define EF_SPARC_SUN_US1 0x000200 | |
892 | #define EF_SPARC_HAL_R1 0x000400 | |
893 | ||
28f540f4 RM |
894 | /* SPARC relocs. */ |
895 | ||
896 | #define R_SPARC_NONE 0 /* No reloc */ | |
897 | #define R_SPARC_8 1 /* Direct 8 bit */ | |
898 | #define R_SPARC_16 2 /* Direct 16 bit */ | |
899 | #define R_SPARC_32 3 /* Direct 32 bit */ | |
900 | #define R_SPARC_DISP8 4 /* PC relative 8 bit */ | |
901 | #define R_SPARC_DISP16 5 /* PC relative 16 bit */ | |
902 | #define R_SPARC_DISP32 6 /* PC relative 32 bit */ | |
903 | #define R_SPARC_WDISP30 7 /* PC relative 30 bit shifted */ | |
904 | #define R_SPARC_WDISP22 8 /* PC relative 22 bit shifted */ | |
905 | #define R_SPARC_HI22 9 /* High 22 bit */ | |
906 | #define R_SPARC_22 10 /* Direct 22 bit */ | |
907 | #define R_SPARC_13 11 /* Direct 13 bit */ | |
908 | #define R_SPARC_LO10 12 /* Truncated 10 bit */ | |
909 | #define R_SPARC_GOT10 13 /* Truncated 10 bit GOT entry */ | |
910 | #define R_SPARC_GOT13 14 /* 13 bit GOT entry */ | |
911 | #define R_SPARC_GOT22 15 /* 22 bit GOT entry shifted */ | |
912 | #define R_SPARC_PC10 16 /* PC relative 10 bit truncated */ | |
913 | #define R_SPARC_PC22 17 /* PC relative 22 bit shifted */ | |
914 | #define R_SPARC_WPLT30 18 /* 30 bit PC relative PLT address */ | |
915 | #define R_SPARC_COPY 19 /* Copy symbol at runtime */ | |
916 | #define R_SPARC_GLOB_DAT 20 /* Create GOT entry */ | |
917 | #define R_SPARC_JMP_SLOT 21 /* Create PLT entry */ | |
918 | #define R_SPARC_RELATIVE 22 /* Adjust by program base */ | |
919 | #define R_SPARC_UA32 23 /* Direct 32 bit unaligned */ | |
920 | ||
ca34d7a7 UD |
921 | /* Additional Sparc64 relocs. */ |
922 | ||
923 | #define R_SPARC_PLT32 24 /* Direct 32 bit ref to PLT entry */ | |
924 | #define R_SPARC_HIPLT22 25 /* High 22 bit PLT entry */ | |
925 | #define R_SPARC_LOPLT10 26 /* Truncated 10 bit PLT entry */ | |
926 | #define R_SPARC_PCPLT32 27 /* PC rel 32 bit ref to PLT entry */ | |
927 | #define R_SPARC_PCPLT22 28 /* PC rel high 22 bit PLT entry */ | |
928 | #define R_SPARC_PCPLT10 29 /* PC rel trunc 10 bit PLT entry */ | |
929 | #define R_SPARC_10 30 /* Direct 10 bit */ | |
930 | #define R_SPARC_11 31 /* Direct 11 bit */ | |
931 | #define R_SPARC_64 32 /* Direct 64 bit */ | |
932 | #define R_SPARC_OLO10 33 /* ?? */ | |
933 | #define R_SPARC_HH22 34 /* Top 22 bits of direct 64 bit */ | |
934 | #define R_SPARC_HM10 35 /* High middle 10 bits of ... */ | |
935 | #define R_SPARC_LM22 36 /* Low middle 22 bits of ... */ | |
936 | #define R_SPARC_PC_HH22 37 /* Top 22 bits of pc rel 64 bit */ | |
937 | #define R_SPARC_PC_HM10 38 /* High middle 10 bit of ... */ | |
938 | #define R_SPARC_PC_LM22 39 /* Low miggle 22 bits of ... */ | |
939 | #define R_SPARC_WDISP16 40 /* PC relative 16 bit shifted */ | |
940 | #define R_SPARC_WDISP19 41 /* PC relative 19 bit shifted */ | |
ca34d7a7 UD |
941 | #define R_SPARC_7 43 /* Direct 7 bit */ |
942 | #define R_SPARC_5 44 /* Direct 5 bit */ | |
943 | #define R_SPARC_6 45 /* Direct 6 bit */ | |
41df5ed4 RH |
944 | #define R_SPARC_DISP64 46 /* PC relative 64 bit */ |
945 | #define R_SPARC_PLT64 47 /* Direct 64 bit ref to PLT entry */ | |
946 | #define R_SPARC_HIX22 48 /* High 22 bit complemented */ | |
947 | #define R_SPARC_LOX10 49 /* Truncated 11 bit complemented */ | |
948 | #define R_SPARC_H44 50 /* Direct high 12 of 44 bit */ | |
949 | #define R_SPARC_M44 51 /* Direct mid 22 of 44 bit */ | |
950 | #define R_SPARC_L44 52 /* Direct low 10 of 44 bit */ | |
951 | #define R_SPARC_REGISTER 53 /* Global register usage */ | |
952 | #define R_SPARC_UA64 54 /* Direct 64 bit unaligned */ | |
953 | #define R_SPARC_UA16 55 /* Direct 16 bit unaligned */ | |
7ce241a0 UD |
954 | /* Keep this the last entry. */ |
955 | #define R_SPARC_NUM 56 | |
ca34d7a7 UD |
956 | |
957 | /* For Sparc64, legal values for d_tag of Elf64_Dyn. */ | |
958 | ||
41df5ed4 | 959 | #define DT_SPARC_REGISTER 0x70000001 |
ca34d7a7 UD |
960 | #define DT_SPARC_NUM 2 |
961 | ||
f41c8091 UD |
962 | /* Bits present in AT_HWCAP, primarily for Sparc32. */ |
963 | ||
964 | #define HWCAP_SPARC_FLUSH 1 /* The cpu supports flush insn. */ | |
965 | #define HWCAP_SPARC_STBAR 2 | |
966 | #define HWCAP_SPARC_SWAP 4 | |
967 | #define HWCAP_SPARC_MULDIV 8 | |
4194bc66 | 968 | #define HWCAP_SPARC_V9 16 /* The cpu is v9, so v8plus is ok. */ |
f41c8091 | 969 | |
28f540f4 RM |
970 | /* MIPS R3000 specific definitions. */ |
971 | ||
972 | /* Legal values for e_flags field of Elf32_Ehdr. */ | |
973 | ||
c3966b88 UD |
974 | #define EF_MIPS_NOREORDER 1 /* A .noreorder directive was used */ |
975 | #define EF_MIPS_PIC 2 /* Contains PIC code */ | |
976 | #define EF_MIPS_CPIC 4 /* Uses PIC calling sequence */ | |
977 | #define EF_MIPS_XGOT 8 | |
978 | #define EF_MIPS_64BIT_WHIRL 16 | |
979 | #define EF_MIPS_ABI2 32 | |
980 | #define EF_MIPS_ABI_ON32 64 | |
981 | #define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level */ | |
28f540f4 | 982 | |
0200214b RM |
983 | /* Legal values for MIPS architecture level. */ |
984 | ||
c3966b88 UD |
985 | #define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code. */ |
986 | #define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code. */ | |
987 | #define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code. */ | |
988 | #define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code. */ | |
989 | #define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code. */ | |
990 | ||
991 | /* The following are non-official names and should ot be used. */ | |
992 | ||
0200214b RM |
993 | #define E_MIPS_ARCH_1 0x00000000 /* -mips1 code. */ |
994 | #define E_MIPS_ARCH_2 0x10000000 /* -mips2 code. */ | |
995 | #define E_MIPS_ARCH_3 0x20000000 /* -mips3 code. */ | |
f21acc89 UD |
996 | #define E_MIPS_ARCH_4 0x30000000 /* -mips4 code. */ |
997 | #define E_MIPS_ARCH_5 0x40000000 /* -mips5 code. */ | |
0200214b | 998 | |
28f540f4 RM |
999 | /* Special section indices. */ |
1000 | ||
1001 | #define SHN_MIPS_ACOMMON 0xff00 /* Allocated common symbols */ | |
76060ec0 RM |
1002 | #define SHN_MIPS_TEXT 0xff01 /* Allocated test symbols. */ |
1003 | #define SHN_MIPS_DATA 0xff02 /* Allocated data symbols. */ | |
28f540f4 RM |
1004 | #define SHN_MIPS_SCOMMON 0xff03 /* Small common symbols */ |
1005 | #define SHN_MIPS_SUNDEFINED 0xff04 /* Small undefined symbols */ | |
1006 | ||
1007 | /* Legal values for sh_type field of Elf32_Shdr. */ | |
1008 | ||
c3966b88 UD |
1009 | #define SHT_MIPS_LIBLIST 0x70000000 /* Shared objects used in link */ |
1010 | #define SHT_MIPS_MSYM 0x70000001 | |
1011 | #define SHT_MIPS_CONFLICT 0x70000002 /* Conflicting symbols */ | |
1012 | #define SHT_MIPS_GPTAB 0x70000003 /* Global data area sizes */ | |
1013 | #define SHT_MIPS_UCODE 0x70000004 /* Reserved for SGI/MIPS compilers */ | |
1014 | #define SHT_MIPS_DEBUG 0x70000005 /* MIPS ECOFF debugging information*/ | |
1015 | #define SHT_MIPS_REGINFO 0x70000006 /* Register usage information */ | |
1016 | #define SHT_MIPS_PACKAGE 0x70000007 | |
1017 | #define SHT_MIPS_PACKSYM 0x70000008 | |
1018 | #define SHT_MIPS_RELD 0x70000009 | |
1019 | #define SHT_MIPS_IFACE 0x7000000b | |
1020 | #define SHT_MIPS_CONTENT 0x7000000c | |
1021 | #define SHT_MIPS_OPTIONS 0x7000000d /* Miscellaneous options. */ | |
1022 | #define SHT_MIPS_SHDR 0x70000010 | |
1023 | #define SHT_MIPS_FDESC 0x70000011 | |
1024 | #define SHT_MIPS_EXTSYM 0x70000012 | |
1025 | #define SHT_MIPS_DENSE 0x70000013 | |
1026 | #define SHT_MIPS_PDESC 0x70000014 | |
1027 | #define SHT_MIPS_LOCSYM 0x70000015 | |
1028 | #define SHT_MIPS_AUXSYM 0x70000016 | |
1029 | #define SHT_MIPS_OPTSYM 0x70000017 | |
1030 | #define SHT_MIPS_LOCSTR 0x70000018 | |
1031 | #define SHT_MIPS_LINE 0x70000019 | |
1032 | #define SHT_MIPS_RFDESC 0x7000001a | |
1033 | #define SHT_MIPS_DELTASYM 0x7000001b | |
1034 | #define SHT_MIPS_DELTAINST 0x7000001c | |
1035 | #define SHT_MIPS_DELTACLASS 0x7000001d | |
1036 | #define SHT_MIPS_DWARF 0x7000001e /* DWARF debugging information. */ | |
1037 | #define SHT_MIPS_DELTADECL 0x7000001f | |
1038 | #define SHT_MIPS_SYMBOL_LIB 0x70000020 | |
1039 | #define SHT_MIPS_EVENTS 0x70000021 /* Event section. */ | |
1040 | #define SHT_MIPS_TRANSLATE 0x70000022 | |
1041 | #define SHT_MIPS_PIXIE 0x70000023 | |
1042 | #define SHT_MIPS_XLATE 0x70000024 | |
1043 | #define SHT_MIPS_XLATE_DEBUG 0x70000025 | |
1044 | #define SHT_MIPS_WHIRL 0x70000026 | |
1045 | #define SHT_MIPS_EH_REGION 0x70000027 | |
1046 | #define SHT_MIPS_XLATE_OLD 0x70000028 | |
1047 | #define SHT_MIPS_PDR_EXCEPTION 0x70000029 | |
28f540f4 RM |
1048 | |
1049 | /* Legal values for sh_flags field of Elf32_Shdr. */ | |
1050 | ||
c3966b88 UD |
1051 | #define SHF_MIPS_GPREL 0x10000000 /* Must be part of global data area */ |
1052 | #define SHF_MIPS_MERGE 0x20000000 | |
1053 | #define SHF_MIPS_ADDR 0x40000000 | |
1054 | #define SHF_MIPS_STRINGS 0x80000000 | |
1055 | #define SHF_MIPS_NOSTRIP 0x08000000 | |
1056 | #define SHF_MIPS_LOCAL 0x04000000 | |
1057 | #define SHF_MIPS_NAMES 0x02000000 | |
1058 | #define SHF_MIPS_NODUPE 0x01000000 | |
1059 | ||
1060 | ||
1061 | /* Symbol tables. */ | |
1062 | ||
1063 | /* MIPS specific values for `st_other'. */ | |
b259e746 UD |
1064 | #define STO_MIPS_DEFAULT 0x0 |
1065 | #define STO_MIPS_INTERNAL 0x1 | |
1066 | #define STO_MIPS_HIDDEN 0x2 | |
1067 | #define STO_MIPS_PROTECTED 0x3 | |
1068 | #define STO_MIPS_SC_ALIGN_UNUSED 0xff | |
c3966b88 UD |
1069 | |
1070 | /* MIPS specific values for `st_info'. */ | |
b259e746 | 1071 | #define STB_MIPS_SPLIT_COMMON 13 |
28f540f4 RM |
1072 | |
1073 | /* Entries found in sections of type SHT_MIPS_GPTAB. */ | |
1074 | ||
1075 | typedef union | |
1076 | { | |
1077 | struct | |
1078 | { | |
1079 | Elf32_Word gt_current_g_value; /* -G value used for compilation */ | |
1080 | Elf32_Word gt_unused; /* Not used */ | |
1081 | } gt_header; /* First entry in section */ | |
1082 | struct | |
1083 | { | |
1084 | Elf32_Word gt_g_value; /* If this value were used for -G */ | |
1085 | Elf32_Word gt_bytes; /* This many bytes would be used */ | |
1086 | } gt_entry; /* Subsequent entries in section */ | |
1087 | } Elf32_gptab; | |
1088 | ||
1089 | /* Entry found in sections of type SHT_MIPS_REGINFO. */ | |
1090 | ||
1091 | typedef struct | |
1092 | { | |
1093 | Elf32_Word ri_gprmask; /* General registers used */ | |
1094 | Elf32_Word ri_cprmask[4]; /* Coprocessor registers used */ | |
1095 | Elf32_Sword ri_gp_value; /* $gp register value */ | |
1096 | } Elf32_RegInfo; | |
1097 | ||
c3966b88 UD |
1098 | /* Entries found in sections of type SHT_MIPS_OPTIONS. */ |
1099 | ||
1100 | typedef struct | |
1101 | { | |
1102 | unsigned char kind; /* Determines interpretation of the | |
1103 | variable part of descriptor. */ | |
1104 | unsigned char size; /* Size of descriptor, including header. */ | |
1105 | Elf32_Section section; /* Section header index of section affected, | |
1106 | 0 for global options. */ | |
1107 | Elf32_Word info; /* Kind-specific information. */ | |
1108 | } Elf_Options; | |
1109 | ||
1110 | /* Values for `kind' field in Elf_Options. */ | |
1111 | ||
1112 | #define ODK_NULL 0 /* Undefined. */ | |
1113 | #define ODK_REGINFO 1 /* Register usage information. */ | |
1114 | #define ODK_EXCEPTIONS 2 /* Exception processing options. */ | |
1115 | #define ODK_PAD 3 /* Section padding options. */ | |
1116 | #define ODK_HWPATCH 4 /* Hardware workarounds performed */ | |
1117 | #define ODK_FILL 5 /* record the fill value used by the linker. */ | |
1118 | #define ODK_TAGS 6 /* reserve space for desktop tools to write. */ | |
1119 | #define ODK_HWAND 7 /* HW workarounds. 'AND' bits when merging. */ | |
1120 | #define ODK_HWOR 8 /* HW workarounds. 'OR' bits when merging. */ | |
1121 | ||
1122 | /* Values for `info' in Elf_Options for ODK_EXCEPTIONS entries. */ | |
1123 | ||
1124 | #define OEX_FPU_MIN 0x1f /* FPE's which MUST be enabled. */ | |
1125 | #define OEX_FPU_MAX 0x1f00 /* FPE's which MAY be enabled. */ | |
1126 | #define OEX_PAGE0 0x10000 /* page zero must be mapped. */ | |
1127 | #define OEX_SMM 0x20000 /* Force sequential memory mode? */ | |
1128 | #define OEX_FPDBUG 0x40000 /* Force floating point debug mode? */ | |
1129 | #define OEX_PRECISEFP OEX_FPDBUG | |
1130 | #define OEX_DISMISS 0x80000 /* Dismiss invalid address faults? */ | |
1131 | ||
1132 | #define OEX_FPU_INVAL 0x10 | |
1133 | #define OEX_FPU_DIV0 0x08 | |
1134 | #define OEX_FPU_OFLO 0x04 | |
1135 | #define OEX_FPU_UFLO 0x02 | |
1136 | #define OEX_FPU_INEX 0x01 | |
1137 | ||
1138 | /* Masks for `info' in Elf_Options for an ODK_HWPATCH entry. */ | |
1139 | ||
1140 | #define OHW_R4KEOP 0x1 /* R4000 end-of-page patch. */ | |
1141 | #define OHW_R8KPFETCH 0x2 /* may need R8000 prefetch patch. */ | |
1142 | #define OHW_R5KEOP 0x4 /* R5000 end-of-page patch. */ | |
1143 | #define OHW_R5KCVTL 0x8 /* R5000 cvt.[ds].l bug. clean=1. */ | |
1144 | ||
1145 | #define OPAD_PREFIX 0x1 | |
1146 | #define OPAD_POSTFIX 0x2 | |
1147 | #define OPAD_SYMBOL 0x4 | |
1148 | ||
1149 | /* Entry found in `.options' section. */ | |
1150 | ||
1151 | typedef struct | |
1152 | { | |
1153 | Elf32_Word hwp_flags1; /* Extra flags. */ | |
1154 | Elf32_Word hwp_flags2; /* Extra flags. */ | |
1155 | } Elf_Options_Hw; | |
1156 | ||
1157 | /* Masks for `info' in ElfOptions for ODK_HWAND and ODK_HWOR entries. */ | |
1158 | ||
1159 | #define OHWA0_R4KEOP_CHECKED 0x00000001 | |
1160 | #define OHWA1_R4KEOP_CLEAN 0x00000002 | |
1161 | ||
28f540f4 RM |
1162 | /* MIPS relocs. */ |
1163 | ||
c3966b88 UD |
1164 | #define R_MIPS_NONE 0 /* No reloc */ |
1165 | #define R_MIPS_16 1 /* Direct 16 bit */ | |
1166 | #define R_MIPS_32 2 /* Direct 32 bit */ | |
1167 | #define R_MIPS_REL32 3 /* PC relative 32 bit */ | |
1168 | #define R_MIPS_26 4 /* Direct 26 bit shifted */ | |
1169 | #define R_MIPS_HI16 5 /* High 16 bit */ | |
1170 | #define R_MIPS_LO16 6 /* Low 16 bit */ | |
1171 | #define R_MIPS_GPREL16 7 /* GP relative 16 bit */ | |
1172 | #define R_MIPS_LITERAL 8 /* 16 bit literal entry */ | |
1173 | #define R_MIPS_GOT16 9 /* 16 bit GOT entry */ | |
1174 | #define R_MIPS_PC16 10 /* PC relative 16 bit */ | |
1175 | #define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */ | |
1176 | #define R_MIPS_GPREL32 12 /* GP relative 32 bit */ | |
1177 | ||
1178 | #define R_MIPS_SHIFT5 16 | |
1179 | #define R_MIPS_SHIFT6 17 | |
1180 | #define R_MIPS_64 18 | |
1181 | #define R_MIPS_GOT_DISP 19 | |
1182 | #define R_MIPS_GOT_PAGE 20 | |
1183 | #define R_MIPS_GOT_OFST 21 | |
1184 | #define R_MIPS_GOT_HI16 22 | |
1185 | #define R_MIPS_GOT_LO16 23 | |
1186 | #define R_MIPS_SUB 24 | |
1187 | #define R_MIPS_INSERT_A 25 | |
1188 | #define R_MIPS_INSERT_B 26 | |
1189 | #define R_MIPS_DELETE 27 | |
1190 | #define R_MIPS_HIGHER 28 | |
1191 | #define R_MIPS_HIGHEST 29 | |
1192 | #define R_MIPS_CALL_HI16 30 | |
1193 | #define R_MIPS_CALL_LO16 31 | |
1194 | #define R_MIPS_SCN_DISP 32 | |
1195 | #define R_MIPS_REL16 33 | |
1196 | #define R_MIPS_ADD_IMMEDIATE 34 | |
1197 | #define R_MIPS_PJUMP 35 | |
1198 | #define R_MIPS_RELGOT 36 | |
eeabe877 | 1199 | #define R_MIPS_JALR 37 |
7ce241a0 | 1200 | /* Keep this the last entry. */ |
eeabe877 | 1201 | #define R_MIPS_NUM 38 |
28f540f4 RM |
1202 | |
1203 | /* Legal values for p_type field of Elf32_Phdr. */ | |
1204 | ||
273d56ce | 1205 | #define PT_MIPS_REGINFO 0x70000000 /* Register usage information */ |
f21acc89 UD |
1206 | #define PT_MIPS_RTPROC 0x70000001 /* Runtime procedure table. */ |
1207 | #define PT_MIPS_OPTIONS 0x70000002 | |
28f540f4 | 1208 | |
c3966b88 UD |
1209 | /* Special program header types. */ |
1210 | ||
1211 | #define PF_MIPS_LOCAL 0x10000000 | |
1212 | ||
28f540f4 RM |
1213 | /* Legal values for d_tag field of Elf32_Dyn. */ |
1214 | ||
1215 | #define DT_MIPS_RLD_VERSION 0x70000001 /* Runtime linker interface version */ | |
1216 | #define DT_MIPS_TIME_STAMP 0x70000002 /* Timestamp */ | |
1217 | #define DT_MIPS_ICHECKSUM 0x70000003 /* Checksum */ | |
1218 | #define DT_MIPS_IVERSION 0x70000004 /* Version string (string tbl index) */ | |
1219 | #define DT_MIPS_FLAGS 0x70000005 /* Flags */ | |
1220 | #define DT_MIPS_BASE_ADDRESS 0x70000006 /* Base address */ | |
c3966b88 | 1221 | #define DT_MIPS_MSYM 0x70000007 |
28f540f4 RM |
1222 | #define DT_MIPS_CONFLICT 0x70000008 /* Address of CONFLICT section */ |
1223 | #define DT_MIPS_LIBLIST 0x70000009 /* Address of LIBLIST section */ | |
1224 | #define DT_MIPS_LOCAL_GOTNO 0x7000000a /* Number of local GOT entries */ | |
1225 | #define DT_MIPS_CONFLICTNO 0x7000000b /* Number of CONFLICT entries */ | |
1226 | #define DT_MIPS_LIBLISTNO 0x70000010 /* Number of LIBLIST entries */ | |
1227 | #define DT_MIPS_SYMTABNO 0x70000011 /* Number of DYNSYM entries */ | |
1228 | #define DT_MIPS_UNREFEXTNO 0x70000012 /* First external DYNSYM */ | |
1229 | #define DT_MIPS_GOTSYM 0x70000013 /* First GOT entry in DYNSYM */ | |
1230 | #define DT_MIPS_HIPAGENO 0x70000014 /* Number of GOT page table entries */ | |
0200214b | 1231 | #define DT_MIPS_RLD_MAP 0x70000016 /* Address of run time loader map. */ |
c3966b88 UD |
1232 | #define DT_MIPS_DELTA_CLASS 0x70000017 /* Delta C++ class definition. */ |
1233 | #define DT_MIPS_DELTA_CLASS_NO 0x70000018 /* Number of entries in | |
1234 | DT_MIPS_DELTA_CLASS. */ | |
1235 | #define DT_MIPS_DELTA_INSTANCE 0x70000019 /* Delta C++ class instances. */ | |
1236 | #define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a /* Number of entries in | |
1237 | DT_MIPS_DELTA_INSTANCE. */ | |
1238 | #define DT_MIPS_DELTA_RELOC 0x7000001b /* Delta relocations. */ | |
1239 | #define DT_MIPS_DELTA_RELOC_NO 0x7000001c /* Number of entries in | |
1240 | DT_MIPS_DELTA_RELOC. */ | |
1241 | #define DT_MIPS_DELTA_SYM 0x7000001d /* Delta symbols that Delta | |
1242 | relocations refer to. */ | |
1243 | #define DT_MIPS_DELTA_SYM_NO 0x7000001e /* Number of entries in | |
1244 | DT_MIPS_DELTA_SYM. */ | |
1245 | #define DT_MIPS_DELTA_CLASSSYM 0x70000020 /* Delta symbols that hold the | |
1246 | class declaration. */ | |
1247 | #define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 /* Number of entries in | |
1248 | DT_MIPS_DELTA_CLASSSYM. */ | |
1249 | #define DT_MIPS_CXX_FLAGS 0x70000022 /* Flags indicating for C++ flavor. */ | |
1250 | #define DT_MIPS_PIXIE_INIT 0x70000023 | |
1251 | #define DT_MIPS_SYMBOL_LIB 0x70000024 | |
1252 | #define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025 | |
1253 | #define DT_MIPS_LOCAL_GOTIDX 0x70000026 | |
1254 | #define DT_MIPS_HIDDEN_GOTIDX 0x70000027 | |
1255 | #define DT_MIPS_PROTECTED_GOTIDX 0x70000028 | |
1256 | #define DT_MIPS_OPTIONS 0x70000029 /* Address of .options. */ | |
1257 | #define DT_MIPS_INTERFACE 0x7000002a /* Address of .interface. */ | |
1258 | #define DT_MIPS_DYNSTR_ALIGN 0x7000002b | |
1259 | #define DT_MIPS_INTERFACE_SIZE 0x7000002c /* Size of the .interface section. */ | |
1260 | #define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d /* Address of rld_text_rsolve | |
1261 | function stored in GOT. */ | |
1262 | #define DT_MIPS_PERF_SUFFIX 0x7000002e /* Default suffix of dso to be added | |
1263 | by rld on dlopen() calls. */ | |
1264 | #define DT_MIPS_COMPACT_SIZE 0x7000002f /* (O32)Size of compact rel section. */ | |
1265 | #define DT_MIPS_GP_VALUE 0x70000030 /* GP value for aux GOTs. */ | |
1266 | #define DT_MIPS_AUX_DYNAMIC 0x70000031 /* Address of aux .dynamic. */ | |
1267 | #define DT_MIPS_NUM 0x32 | |
28f540f4 | 1268 | |
7cabd57c | 1269 | /* Legal values for DT_MIPS_FLAGS Elf32_Dyn entry. */ |
28f540f4 RM |
1270 | |
1271 | #define RHF_NONE 0 /* No flags */ | |
1272 | #define RHF_QUICKSTART (1 << 0) /* Use quickstart */ | |
1273 | #define RHF_NOTPOT (1 << 1) /* Hash size not power of 2 */ | |
1274 | #define RHF_NO_LIBRARY_REPLACEMENT (1 << 2) /* Ignore LD_LIBRARY_PATH */ | |
c3966b88 UD |
1275 | #define RHF_NO_MOVE (1 << 3) |
1276 | #define RHF_SGI_ONLY (1 << 4) | |
1277 | #define RHF_GUARANTEE_INIT (1 << 5) | |
1278 | #define RHF_DELTA_C_PLUS_PLUS (1 << 6) | |
1279 | #define RHF_GUARANTEE_START_INIT (1 << 7) | |
1280 | #define RHF_PIXIE (1 << 8) | |
1281 | #define RHF_DEFAULT_DELAY_LOAD (1 << 9) | |
1282 | #define RHF_REQUICKSTART (1 << 10) | |
1283 | #define RHF_REQUICKSTARTED (1 << 11) | |
1284 | #define RHF_CORD (1 << 12) | |
1285 | #define RHF_NO_UNRES_UNDEF (1 << 13) | |
1286 | #define RHF_RLD_ORDER_SAFE (1 << 14) | |
28f540f4 RM |
1287 | |
1288 | /* Entries found in sections of type SHT_MIPS_LIBLIST. */ | |
1289 | ||
1290 | typedef struct | |
1291 | { | |
c3966b88 UD |
1292 | Elf32_Word l_name; /* Name (string table index) */ |
1293 | Elf32_Word l_time_stamp; /* Timestamp */ | |
1294 | Elf32_Word l_checksum; /* Checksum */ | |
1295 | Elf32_Word l_version; /* Interface version */ | |
1296 | Elf32_Word l_flags; /* Flags */ | |
28f540f4 RM |
1297 | } Elf32_Lib; |
1298 | ||
c3966b88 UD |
1299 | typedef struct |
1300 | { | |
1301 | Elf64_Word l_name; /* Name (string table index) */ | |
1302 | Elf64_Word l_time_stamp; /* Timestamp */ | |
1303 | Elf64_Word l_checksum; /* Checksum */ | |
1304 | Elf64_Word l_version; /* Interface version */ | |
1305 | Elf64_Word l_flags; /* Flags */ | |
1306 | } Elf64_Lib; | |
1307 | ||
1308 | ||
28f540f4 RM |
1309 | /* Legal values for l_flags. */ |
1310 | ||
c3966b88 | 1311 | #define LL_NONE 0 |
28f540f4 RM |
1312 | #define LL_EXACT_MATCH (1 << 0) /* Require exact match */ |
1313 | #define LL_IGNORE_INT_VER (1 << 1) /* Ignore interface version */ | |
c3966b88 UD |
1314 | #define LL_REQUIRE_MINOR (1 << 2) |
1315 | #define LL_EXPORTS (1 << 3) | |
1316 | #define LL_DELAY_LOAD (1 << 4) | |
1317 | #define LL_DELTA (1 << 5) | |
28f540f4 RM |
1318 | |
1319 | /* Entries found in sections of type SHT_MIPS_CONFLICT. */ | |
1320 | ||
1321 | typedef Elf32_Addr Elf32_Conflict; | |
1322 | ||
1323 | ||
0200214b RM |
1324 | /* HPPA specific definitions. */ |
1325 | ||
1326 | /* Legal values for sh_type field of Elf32_Shdr. */ | |
1327 | ||
1328 | #define SHT_PARISC_GOT 0x70000000 /* GOT for external data. */ | |
1329 | #define SHT_PARISC_ARCH 0x70000001 /* Architecture extensions. */ | |
1330 | #define SHT_PARISC_GLOBAL 0x70000002 /* Definition of $global$. */ | |
1331 | #define SHT_PARISC_MILLI 0x70000003 /* Millicode routines. */ | |
1332 | #define SHT_PARISC_UNWIND 0x70000004 /* Unwind information. */ | |
1333 | #define SHT_PARISC_PLT 0x70000005 /* Procedure linkage table. */ | |
1334 | #define SHT_PARISC_SDATA 0x70000006 /* Short initialized data. */ | |
1335 | #define SHT_PARISC_SBSS 0x70000007 /* Short uninitialized data. */ | |
1336 | #define SHT_PARISC_SYMEXTN 0x70000008 /* Argument/relocation info. */ | |
1337 | #define SHT_PARISC_STUBS 0x70000009 /* Linker stubs. */ | |
1338 | ||
1339 | /* Legal values for sh_flags field of Elf32_Shdr. */ | |
1340 | ||
1341 | #define SHF_PARISC_SHORT 0x20000000 /* Section with short addressing. */ | |
1342 | ||
1343 | /* Legal values for ST_TYPE subfield of st_info (symbol type). */ | |
1344 | ||
1345 | #define STT_PARISC_MILLICODE 13 /* Millicode function entry point. */ | |
1346 | ||
1347 | ||
41df5ed4 RH |
1348 | /* Alpha specific definitions. */ |
1349 | ||
1350 | /* Legal values for e_flags field of Elf64_Ehdr. */ | |
1351 | ||
1352 | #define EF_ALPHA_32BIT 1 /* All addresses must be < 2GB. */ | |
1353 | #define EF_ALPHA_CANRELAX 2 /* Relocations for relaxing exist. */ | |
1354 | ||
1355 | /* Legal values for sh_type field of Elf64_Shdr. */ | |
1356 | ||
1357 | /* These two are primerily concerned with ECOFF debugging info. */ | |
1358 | #define SHT_ALPHA_DEBUG 0x70000001 | |
1359 | #define SHT_ALPHA_REGINFO 0x70000002 | |
1360 | ||
1361 | /* Legal values for sh_flags field of Elf64_Shdr. */ | |
1362 | ||
1363 | #define SHF_ALPHA_GPREL 0x10000000 | |
266180eb | 1364 | |
b259e746 UD |
1365 | /* Legal values for st_other field of Elf64_Sym. */ |
1366 | #define STO_ALPHA_NOPV 0x80 /* No PV required. */ | |
1367 | #define STO_ALPHA_STD_GPLOAD 0x88 /* PV only used for initial ldgp. */ | |
1368 | ||
266180eb RM |
1369 | /* Alpha relocs. */ |
1370 | ||
1371 | #define R_ALPHA_NONE 0 /* No reloc */ | |
1372 | #define R_ALPHA_REFLONG 1 /* Direct 32 bit */ | |
1373 | #define R_ALPHA_REFQUAD 2 /* Direct 64 bit */ | |
1374 | #define R_ALPHA_GPREL32 3 /* GP relative 32 bit */ | |
1375 | #define R_ALPHA_LITERAL 4 /* GP relative 16 bit w/optimization */ | |
1376 | #define R_ALPHA_LITUSE 5 /* Optimization hint for LITERAL */ | |
1377 | #define R_ALPHA_GPDISP 6 /* Add displacement to GP */ | |
1378 | #define R_ALPHA_BRADDR 7 /* PC+4 relative 23 bit shifted */ | |
1379 | #define R_ALPHA_HINT 8 /* PC+4 relative 16 bit shifted */ | |
1380 | #define R_ALPHA_SREL16 9 /* PC relative 16 bit */ | |
1381 | #define R_ALPHA_SREL32 10 /* PC relative 32 bit */ | |
1382 | #define R_ALPHA_SREL64 11 /* PC relative 64 bit */ | |
1383 | #define R_ALPHA_OP_PUSH 12 /* OP stack push */ | |
1384 | #define R_ALPHA_OP_STORE 13 /* OP stack pop and store */ | |
1385 | #define R_ALPHA_OP_PSUB 14 /* OP stack subtract */ | |
1386 | #define R_ALPHA_OP_PRSHIFT 15 /* OP stack right shift */ | |
1387 | #define R_ALPHA_GPVALUE 16 | |
1388 | #define R_ALPHA_GPRELHIGH 17 | |
1389 | #define R_ALPHA_GPRELLOW 18 | |
1390 | #define R_ALPHA_IMMED_GP_16 19 | |
1391 | #define R_ALPHA_IMMED_GP_HI32 20 | |
1392 | #define R_ALPHA_IMMED_SCN_HI32 21 | |
1393 | #define R_ALPHA_IMMED_BR_HI32 22 | |
1394 | #define R_ALPHA_IMMED_LO32 23 | |
1395 | #define R_ALPHA_COPY 24 /* Copy symbol at runtime */ | |
1396 | #define R_ALPHA_GLOB_DAT 25 /* Create GOT entry */ | |
1397 | #define R_ALPHA_JMP_SLOT 26 /* Create PLT entry */ | |
1398 | #define R_ALPHA_RELATIVE 27 /* Adjust by program base */ | |
7ce241a0 UD |
1399 | /* Keep this the last entry. */ |
1400 | #define R_ALPHA_NUM 28 | |
266180eb | 1401 | |
4cca6b86 UD |
1402 | |
1403 | /* PowerPC specific declarations */ | |
1404 | ||
1405 | /* PowerPC relocations defined by the ABIs */ | |
1406 | #define R_PPC_NONE 0 | |
d610a544 UD |
1407 | #define R_PPC_ADDR32 1 /* 32bit absolute address */ |
1408 | #define R_PPC_ADDR24 2 /* 26bit address, 2 bits ignored. */ | |
1409 | #define R_PPC_ADDR16 3 /* 16bit absolute address */ | |
1410 | #define R_PPC_ADDR16_LO 4 /* lower 16bit of absolute address */ | |
1411 | #define R_PPC_ADDR16_HI 5 /* high 16bit of absolute address */ | |
1412 | #define R_PPC_ADDR16_HA 6 /* adjusted high 16bit */ | |
1413 | #define R_PPC_ADDR14 7 /* 16bit address, 2 bits ignored */ | |
4cca6b86 UD |
1414 | #define R_PPC_ADDR14_BRTAKEN 8 |
1415 | #define R_PPC_ADDR14_BRNTAKEN 9 | |
d610a544 UD |
1416 | #define R_PPC_REL24 10 /* PC relative 26 bit */ |
1417 | #define R_PPC_REL14 11 /* PC relative 16 bit */ | |
4cca6b86 UD |
1418 | #define R_PPC_REL14_BRTAKEN 12 |
1419 | #define R_PPC_REL14_BRNTAKEN 13 | |
1420 | #define R_PPC_GOT16 14 | |
1421 | #define R_PPC_GOT16_LO 15 | |
1422 | #define R_PPC_GOT16_HI 16 | |
1423 | #define R_PPC_GOT16_HA 17 | |
1424 | #define R_PPC_PLTREL24 18 | |
1425 | #define R_PPC_COPY 19 | |
1426 | #define R_PPC_GLOB_DAT 20 | |
1427 | #define R_PPC_JMP_SLOT 21 | |
1428 | #define R_PPC_RELATIVE 22 | |
1429 | #define R_PPC_LOCAL24PC 23 | |
1430 | #define R_PPC_UADDR32 24 | |
1431 | #define R_PPC_UADDR16 25 | |
1432 | #define R_PPC_REL32 26 | |
1433 | #define R_PPC_PLT32 27 | |
1434 | #define R_PPC_PLTREL32 28 | |
1435 | #define R_PPC_PLT16_LO 29 | |
1436 | #define R_PPC_PLT16_HI 30 | |
1437 | #define R_PPC_PLT16_HA 31 | |
1438 | #define R_PPC_SDAREL16 32 | |
1439 | #define R_PPC_SECTOFF 33 | |
1440 | #define R_PPC_SECTOFF_LO 34 | |
1441 | #define R_PPC_SECTOFF_HI 35 | |
1442 | #define R_PPC_SECTOFF_HA 36 | |
7ce241a0 UD |
1443 | /* Keep this the last entry. */ |
1444 | #define R_PPC_NUM 37 | |
4cca6b86 UD |
1445 | |
1446 | /* The remaining relocs are from the Embedded ELF ABI, and are not | |
1447 | in the SVR4 ELF ABI. */ | |
1448 | #define R_PPC_EMB_NADDR32 101 | |
1449 | #define R_PPC_EMB_NADDR16 102 | |
1450 | #define R_PPC_EMB_NADDR16_LO 103 | |
1451 | #define R_PPC_EMB_NADDR16_HI 104 | |
1452 | #define R_PPC_EMB_NADDR16_HA 105 | |
1453 | #define R_PPC_EMB_SDAI16 106 | |
1454 | #define R_PPC_EMB_SDA2I16 107 | |
1455 | #define R_PPC_EMB_SDA2REL 108 | |
d610a544 | 1456 | #define R_PPC_EMB_SDA21 109 /* 16 bit offset in SDA */ |
4cca6b86 UD |
1457 | #define R_PPC_EMB_MRKREF 110 |
1458 | #define R_PPC_EMB_RELSEC16 111 | |
1459 | #define R_PPC_EMB_RELST_LO 112 | |
1460 | #define R_PPC_EMB_RELST_HI 113 | |
1461 | #define R_PPC_EMB_RELST_HA 114 | |
1462 | #define R_PPC_EMB_BIT_FLD 115 | |
d610a544 UD |
1463 | #define R_PPC_EMB_RELSDA 116 /* 16 bit relative offset in SDA */ |
1464 | ||
1465 | /* Diab tool relocations. */ | |
1466 | #define R_PPC_DIAB_SDA21_LO 180 /* like EMB_SDA21, but lower 16 bit */ | |
1467 | #define R_PPC_DIAB_SDA21_HI 181 /* like EMB_SDA21, but high 16 bit */ | |
1468 | #define R_PPC_DIAB_SDA21_HA 182 /* like EMB_SDA21, adjusted high 16 */ | |
1469 | #define R_PPC_DIAB_RELSDA_LO 183 /* like EMB_RELSDA, but lower 16 bit */ | |
1470 | #define R_PPC_DIAB_RELSDA_HI 184 /* like EMB_RELSDA, but high 16 bit */ | |
1471 | #define R_PPC_DIAB_RELSDA_HA 185 /* like EMB_RELSDA, adjusted high 16 */ | |
4cca6b86 UD |
1472 | |
1473 | /* This is a phony reloc to handle any old fashioned TOC16 references | |
1474 | that may still be in object files. */ | |
1475 | #define R_PPC_TOC16 255 | |
1476 | ||
bf7997b6 UD |
1477 | |
1478 | /* ARM specific declarations */ | |
1479 | ||
c1a61edb UD |
1480 | /* Processor specific flags for the ELF header e_flags field. */ |
1481 | #define EF_ARM_RELEXEC 0x01 | |
1482 | #define EF_ARM_HASENTRY 0x02 | |
1483 | #define EF_ARM_INTERWORK 0x04 | |
1484 | #define EF_ARM_APCS_26 0x08 | |
1485 | #define EF_ARM_APCS_FLOAT 0x10 | |
1486 | #define EF_ARM_PIC 0x20 | |
1487 | ||
1488 | /* Additional symbol types for Thumb */ | |
1489 | #define STT_ARM_TFUNC 0xd | |
1490 | ||
1491 | /* ARM-specific values for sh_flags */ | |
1492 | #define SHF_ARM_ENTRYSECT 0x10000000 /* Section contains an entry point */ | |
eeabe877 | 1493 | #define SHF_ARM_COMDEF 0x80000000 /* Section may be multiply defined |
c1a61edb UD |
1494 | in the input to a link step */ |
1495 | ||
1496 | /* ARM-specific program header flags */ | |
eeabe877 | 1497 | #define PF_ARM_SB 0x10000000 /* Segment contains the location |
c1a61edb | 1498 | addressed by the static base */ |
bf7997b6 | 1499 | |
c1a61edb UD |
1500 | /* ARM relocs. */ |
1501 | #define R_ARM_NONE 0 /* No reloc */ | |
1502 | #define R_ARM_PC24 1 /* PC relative 26 bit branch */ | |
1503 | #define R_ARM_ABS32 2 /* Direct 32 bit */ | |
1504 | #define R_ARM_REL32 3 /* PC relative 32 bit */ | |
1505 | #define R_ARM_ABS8 4 /* Direct 8 bit */ | |
1506 | #define R_ARM_ABS16 5 /* Direct 16 bit */ | |
1507 | #define R_ARM_ABS12 6 /* Direct 12 bit */ | |
1508 | #define R_ARM_THM_ABS5 7 | |
1509 | #define R_ARM_THM_PC22 8 | |
1510 | #define R_ARM_SBREL32 9 | |
1511 | #define R_ARM_AMP_VCALL9 10 | |
1512 | #define R_ARM_THM_PC11 11 /* Thumb unconditional branch */ | |
1513 | #define R_ARM_THM_PC9 12 /* Thumb conditional branch */ | |
1514 | #define R_ARM_GNU_VTINHERIT 13 | |
1515 | #define R_ARM_GNU_VTENTRY 14 | |
1516 | #define R_ARM_COPY 20 /* Copy symbol at runtime */ | |
1517 | #define R_ARM_GLOB_DAT 21 /* Create GOT entry */ | |
1518 | #define R_ARM_JUMP_SLOT 22 /* Create PLT entry */ | |
1519 | #define R_ARM_RELATIVE 23 /* Adjust by program base */ | |
1520 | #define R_ARM_GOTOFF 24 /* 32 bit offset to GOT */ | |
1521 | #define R_ARM_GOTPC 25 /* 32 bit PC relative offset to GOT */ | |
1522 | #define R_ARM_GOT32 26 /* 32 bit GOT entry */ | |
1523 | #define R_ARM_PLT32 27 /* 32 bit PLT address */ | |
1524 | #define R_ARM_RSBREL32 250 | |
1525 | #define R_ARM_THM_RPC22 251 | |
1526 | #define R_ARM_RREL32 252 | |
1527 | #define R_ARM_RABS22 253 | |
1528 | #define R_ARM_RPC24 254 | |
1529 | #define R_ARM_RBASE 255 | |
7ce241a0 | 1530 | /* Keep this the last entry. */ |
c1a61edb | 1531 | #define R_ARM_NUM 256 |
bf7997b6 | 1532 | |
54d79e99 | 1533 | __END_DECLS |
266180eb | 1534 | |
28f540f4 | 1535 | #endif /* elf.h */ |