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28f540f4 1/* This file defines standard ELF types, structures, and macros.
1ff283cb 2 Copyright (C) 1995, 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
54d79e99 3 This file is part of the GNU C Library.
28f540f4 4
54d79e99
UD		 5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public License as
7 published by the Free Software Foundation; either version 2 of the
8 License, or (at your option) any later version.
28f540f4 9
54d79e99
UD		 10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
28f540f4 14
54d79e99
UD		 15 You should have received a copy of the GNU Library General Public
16 License along with the GNU C Library; see the file COPYING.LIB. If not,
17 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA. */
28f540f4
RM		 19
20#ifndef _ELF_H
21#define _ELF_H 1
5107cf1d 22
c0fb8a56 23#include <features.h>
28f540f4 24
54d79e99 25__BEGIN_DECLS
28f540f4 26
5107cf1d
UD		 27/* Standard ELF types. */
28
c0fb8a56 29#include <stdint.h>
28f540f4 30
266180eb 31/* Type for a 16-bit quantity. */
5107cf1d
UD		 32typedef uint16_t Elf32_Half;
33typedef uint16_t Elf64_Half;
266180eb
RM		 34
35/* Types for signed and unsigned 32-bit quantities. */
5107cf1d
UD		 36typedef uint32_t Elf32_Word;
37typedef int32_t Elf32_Sword;
38typedef uint32_t Elf64_Word;
39typedef int32_t Elf64_Sword;
266180eb
RM		 40
41/* Types for signed and unsigned 64-bit quantities. */
5107cf1d
UD		 42typedef uint64_t Elf32_Xword;
43typedef int64_t Elf32_Sxword;
44typedef uint64_t Elf64_Xword;
45typedef int64_t Elf64_Sxword;
28f540f4 46
266180eb 47/* Type of addresses. */
5107cf1d
UD		 48typedef uint32_t Elf32_Addr;
49typedef uint64_t Elf64_Addr;
266180eb
RM		 50
51/* Type of file offsets. */
5107cf1d
UD		 52typedef uint32_t Elf32_Off;
53typedef uint64_t Elf64_Off;
266180eb
RM		 54
55/* Type for section indices, which are 16-bit quantities. */
5107cf1d
UD		 56typedef uint16_t Elf32_Section;
57typedef uint16_t Elf64_Section;
266180eb 58
0cc70fcf
UD		 59/* Type for version symbol information. */
60typedef Elf32_Half Elf32_Versym;
61typedef Elf64_Half Elf64_Versym;
62
28f540f4
RM		 63
64/* The ELF file header. This appears at the start of every ELF file. */
65
66#define EI_NIDENT (16)
67
68typedef struct
69{
70 unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */
71 Elf32_Half e_type; /* Object file type */
72 Elf32_Half e_machine; /* Architecture */
73 Elf32_Word e_version; /* Object file version */
74 Elf32_Addr e_entry; /* Entry point virtual address */
75 Elf32_Off e_phoff; /* Program header table file offset */
76 Elf32_Off e_shoff; /* Section header table file offset */
77 Elf32_Word e_flags; /* Processor-specific flags */
78 Elf32_Half e_ehsize; /* ELF header size in bytes */
79 Elf32_Half e_phentsize; /* Program header table entry size */
80 Elf32_Half e_phnum; /* Program header table entry count */
81 Elf32_Half e_shentsize; /* Section header table entry size */
82 Elf32_Half e_shnum; /* Section header table entry count */
83 Elf32_Half e_shstrndx; /* Section header string table index */
84} Elf32_Ehdr;
85
266180eb
RM		 86typedef struct
87{
88 unsigned char e_ident[EI_NIDENT]; /* Magic number and other info */
89 Elf64_Half e_type; /* Object file type */
90 Elf64_Half e_machine; /* Architecture */
91 Elf64_Word e_version; /* Object file version */
92 Elf64_Addr e_entry; /* Entry point virtual address */
93 Elf64_Off e_phoff; /* Program header table file offset */
94 Elf64_Off e_shoff; /* Section header table file offset */
95 Elf64_Word e_flags; /* Processor-specific flags */
96 Elf64_Half e_ehsize; /* ELF header size in bytes */
97 Elf64_Half e_phentsize; /* Program header table entry size */
98 Elf64_Half e_phnum; /* Program header table entry count */
99 Elf64_Half e_shentsize; /* Section header table entry size */
100 Elf64_Half e_shnum; /* Section header table entry count */
101 Elf64_Half e_shstrndx; /* Section header string table index */
102} Elf64_Ehdr;
103
28f540f4
RM		 104/* Fields in the e_ident array. The EI_* macros are indices into the
105 array. The macros under each EI_* macro are the values the byte
106 may have. */
107
108#define EI_MAG0 0 /* File identification byte 0 index */
109#define ELFMAG0 0x7f /* Magic number byte 0 */
110
111#define EI_MAG1 1 /* File identification byte 1 index */
112#define ELFMAG1 'E' /* Magic number byte 1 */
113
114#define EI_MAG2 2 /* File identification byte 2 index */
115#define ELFMAG2 'L' /* Magic number byte 2 */
116
117#define EI_MAG3 3 /* File identification byte 3 index */
118#define ELFMAG3 'F' /* Magic number byte 3 */
119
b7976c00 120/* Conglomeration of the identification bytes, for easy testing as a word. */
75598ca6 121#define ELFMAG "\177ELF"
b7976c00
RM		 122#define SELFMAG 4
123
28f540f4
RM		 124#define EI_CLASS 4 /* File class byte index */
125#define ELFCLASSNONE 0 /* Invalid class */
126#define ELFCLASS32 1 /* 32-bit objects */
127#define ELFCLASS64 2 /* 64-bit objects */
2888c738 128#define ELFCLASSNUM 3
28f540f4
RM		 129
130#define EI_DATA 5 /* Data encoding byte index */
131#define ELFDATANONE 0 /* Invalid data encoding */
132#define ELFDATA2LSB 1 /* 2's complement, little endian */
133#define ELFDATA2MSB 2 /* 2's complement, big endian */
2888c738 134#define ELFDATANUM 3
28f540f4
RM		 135
136#define EI_VERSION 6 /* File version byte index */
137 /* Value must be EV_CURRENT */
138
5d7de7aa
UD		 139#define EI_OSABI 7 /* OS ABI identification */
140#define ELFOSABI_SYSV 0 /* UNIX System V ABI */
141#define ELFOSABI_HPUX 1 /* HP-UX */
e79137b2 142#define ELFOSABI_ARM 97 /* ARM */
5d7de7aa
UD		 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 */
eea1a8cf
UD		 157#define ET_LOOS 0xfe00 /* OS-specific range start */
158#define ET_HIOS 0xfeff /* OS-specific range end */
159#define ET_LOPROC 0xff00 /* Processor-specific range start */
160#define ET_HIPROC 0xffff /* Processor-specific range end */
28f540f4
RM		 161
162/* Legal values for e_machine (architecture). */
163
2888c738
UD		 164#define EM_NONE 0 /* No machine */
165#define EM_M32 1 /* AT&T WE 32100 */
166#define EM_SPARC 2 /* SUN SPARC */
167#define EM_386 3 /* Intel 80386 */
168#define EM_68K 4 /* Motorola m68k family */
169#define EM_88K 5 /* Motorola m88k family */
170#define EM_486 6 /* Intel 80486 */
171#define EM_860 7 /* Intel 80860 */
172#define EM_MIPS 8 /* MIPS R3000 big-endian */
173#define EM_S370 9 /* Amdahl */
174#define EM_MIPS_RS4_BE 10 /* MIPS R4000 big-endian */
175#define EM_RS6000 11 /* RS6000 */
176
177#define EM_PARISC 15 /* HPPA */
178#define EM_nCUBE 16 /* nCUBE */
179#define EM_VPP500 17 /* Fujitsu VPP500 */
180#define EM_SPARC32PLUS 18 /* Sun's "v8plus" */
181#define EM_960 19 /* Intel 80960 */
182#define EM_PPC 20 /* PowerPC */
eea1a8cf 183#define EM_PPC64 21 /* PowerPC 64-bit */
2888c738
UD		 184
185#define EM_V800 36 /* NEC V800 series */
186#define EM_FR20 37 /* Fujitsu FR20 */
187#define EM_RH32 38 /* TRW RH32 */
eea1a8cf 188#define EM_RCE 39 /* Motorola RCE */
bf7997b6 189#define EM_ARM 40 /* ARM */
b259e746 190#define EM_FAKE_ALPHA 41 /* Digital Alpha */
2888c738
UD		 191#define EM_SH 42 /* Hitachi SH */
192#define EM_SPARCV9 43 /* SPARC v9 64-bit */
7ce241a0
UD		 193#define EM_TRICORE 44 /* Siemens Tricore */
194#define EM_ARC 45 /* Argonaut RISC Core */
195#define EM_H8_300 46 /* Hitachi H8/300 */
196#define EM_H8_300H 47 /* Hitachi H8/300H */
197#define EM_H8S 48 /* Hitachi H8S */
198#define EM_H8_500 49 /* Hitachi H8/500 */
199#define EM_IA_64 50 /* Intel Merced */
200#define EM_MIPS_X 51 /* Stanford MIPS-X */
201#define EM_COLDFIRE 52 /* Motorola Coldfire */
202#define EM_68HC12 53 /* Motorola M68HC12 */
eea1a8cf
UD		 203#define EM_MMA 54 /* Fujitsu MMA Multimedia Accelerator*/
204#define EM_PCP 55 /* Siemens PCP */
205#define EM_NCPU 56 /* Sony nCPU embeeded RISC */
206#define EM_NDR1 57 /* Denso NDR1 microprocessor */
207#define EM_STARCORE 58 /* Motorola Start*Core processor */
208#define EM_ME16 59 /* Toyota ME16 processor */
209#define EM_ST100 60 /* STMicroelectronic ST100 processor */
210#define EM_TINYJ 61 /* Advanced Logic Corp. Tinyj emb.fam*/
211#define EM_FX66 66 /* Siemens FX66 microcontroller */
212#define EM_ST9PLUS 67 /* STMicroelectronics ST9+ 8/16 mc */
213#define EM_ST7 68 /* STmicroelectronics ST7 8 bit mc */
214#define EM_68HC16 69 /* Motorola MC68HC16 microcontroller */
215#define EM_68HC11 70 /* Motorola MC68HC11 microcontroller */
216#define EM_68HC08 71 /* Motorola MC68HC08 microcontroller */
217#define EM_68HC05 72 /* Motorola MC68HC05 microcontroller */
218#define EM_SVX 73 /* Silicon Graphics SVx */
219#define EM_AT19 74 /* STMicroelectronics ST19 8 bit mc */
220#define EM_NUM 75
4194bc66 221
28f540f4
RM		 222/* If it is necessary to assign new unofficial EM_* values, please
223 pick large random numbers (0x8523, 0xa7f2, etc.) to minimize the
224 chances of collision with official or non-GNU unofficial values. */
225
266180eb
RM		 226#define EM_ALPHA 0x9026
227
28f540f4
RM		 228/* Legal values for e_version (version). */
229
230#define EV_NONE 0 /* Invalid ELF version */
231#define EV_CURRENT 1 /* Current version */
2888c738 232#define EV_NUM 2
28f540f4
RM		 233
234/* Section header. */
235
236typedef struct
237{
238 Elf32_Word sh_name; /* Section name (string tbl index) */
239 Elf32_Word sh_type; /* Section type */
240 Elf32_Word sh_flags; /* Section flags */
241 Elf32_Addr sh_addr; /* Section virtual addr at execution */
242 Elf32_Off sh_offset; /* Section file offset */
243 Elf32_Word sh_size; /* Section size in bytes */
244 Elf32_Word sh_link; /* Link to another section */
245 Elf32_Word sh_info; /* Additional section information */
246 Elf32_Word sh_addralign; /* Section alignment */
247 Elf32_Word sh_entsize; /* Entry size if section holds table */
248} Elf32_Shdr;
249
266180eb
RM		 250typedef struct
251{
252 Elf64_Word sh_name; /* Section name (string tbl index) */
253 Elf64_Word sh_type; /* Section type */
254 Elf64_Xword sh_flags; /* Section flags */
255 Elf64_Addr sh_addr; /* Section virtual addr at execution */
256 Elf64_Off sh_offset; /* Section file offset */
257 Elf64_Xword sh_size; /* Section size in bytes */
258 Elf64_Word sh_link; /* Link to another section */
259 Elf64_Word sh_info; /* Additional section information */
260 Elf64_Xword sh_addralign; /* Section alignment */
261 Elf64_Xword sh_entsize; /* Entry size if section holds table */
262} Elf64_Shdr;
263
28f540f4
RM		 264/* Special section indices. */
265
266#define SHN_UNDEF 0 /* Undefined section */
267#define SHN_LORESERVE 0xff00 /* Start of reserved indices */
268#define SHN_LOPROC 0xff00 /* Start of processor-specific */
269#define SHN_HIPROC 0xff1f /* End of processor-specific */
eea1a8cf
UD		 270#define SHN_LOOS 0xff20 /* Start of OS-specific */
271#define SHN_HIOS 0xff3f /* End of OS-specific */
28f540f4
RM		 272#define SHN_ABS 0xfff1 /* Associated symbol is absolute */
273#define SHN_COMMON 0xfff2 /* Associated symbol is common */
274#define SHN_HIRESERVE 0xffff /* End of reserved indices */
275
276/* Legal values for sh_type (section type). */
277
eea1a8cf
UD		 278#define SHT_NULL 0 /* Section header table entry unused */
279#define SHT_PROGBITS 1 /* Program data */
280#define SHT_SYMTAB 2 /* Symbol table */
281#define SHT_STRTAB 3 /* String table */
282#define SHT_RELA 4 /* Relocation entries with addends */
283#define SHT_HASH 5 /* Symbol hash table */
284#define SHT_DYNAMIC 6 /* Dynamic linking information */
285#define SHT_NOTE 7 /* Notes */
286#define SHT_NOBITS 8 /* Program space with no data (bss) */
287#define SHT_REL 9 /* Relocation entries, no addends */
288#define SHT_SHLIB 10 /* Reserved */
289#define SHT_DYNSYM 11 /* Dynamic linker symbol table */
290#define SHT_INIT_ARRAY 13 /* Array of constructors */
291#define SHT_FINI_ARRAY 14 /* Array of destructors */
292#define SHT_PREINIT_ARRAY 15 /* Array of pre-constructors */
293#define SHT_NUM 16 /* Number of defined types. */
294#define SHT_LOOS 0x60000000 /* Start OS-specific */
295#define SHT_LOSUNW 0x6ffffffb /* Sun-specific low bound. */
296#define SHT_SUNW_COMDAT 0x6ffffffb
297#define SHT_SUNW_syminfo 0x6ffffffc
298#define SHT_GNU_verdef 0x6ffffffd /* Version definition section. */
299#define SHT_GNU_verneed 0x6ffffffe /* Version needs section. */
300#define SHT_GNU_versym 0x6fffffff /* Version symbol table. */
301#define SHT_HISUNW 0x6fffffff /* Sun-specific high bound. */
302#define SHT_HIOS 0x6fffffff /* End OS-specific type */
303#define SHT_LOPROC 0x70000000 /* Start of processor-specific */
304#define SHT_HIPROC 0x7fffffff /* End of processor-specific */
305#define SHT_LOUSER 0x80000000 /* Start of application-specific */
306#define SHT_HIUSER 0x8fffffff /* End of application-specific */
28f540f4
RM		 307
308/* Legal values for sh_flags (section flags). */
309
310#define SHF_WRITE (1 << 0) /* Writable */
311#define SHF_ALLOC (1 << 1) /* Occupies memory during execution */
312#define SHF_EXECINSTR (1 << 2) /* Executable */
eea1a8cf
UD		 313#define SHF_MERGE (1 << 4) /* Might be merged */
314#define SHF_STRINGS (1 << 5) /* Contains nul-terminated strings */
28f540f4
RM		 315#define SHF_MASKPROC 0xf0000000 /* Processor-specific */
316
317/* Symbol table entry. */
318
319typedef struct
320{
321 Elf32_Word st_name; /* Symbol name (string tbl index) */
322 Elf32_Addr st_value; /* Symbol value */
323 Elf32_Word st_size; /* Symbol size */
324 unsigned char st_info; /* Symbol type and binding */
eea1a8cf 325 unsigned char st_other; /* Symbol visibility */
266180eb 326 Elf32_Section st_shndx; /* Section index */
28f540f4
RM		 327} Elf32_Sym;
328
266180eb
RM		 329typedef struct
330{
331 Elf64_Word st_name; /* Symbol name (string tbl index) */
332 unsigned char st_info; /* Symbol type and binding */
eea1a8cf 333 unsigned char st_other; /* Symbol visibility */
266180eb
RM		 334 Elf64_Section st_shndx; /* Section index */
335 Elf64_Addr st_value; /* Symbol value */
336 Elf64_Xword st_size; /* Symbol size */
337} Elf64_Sym;
338
6dbb7062
UD		 339/* The syminfo section if available contains additional information about
340 every dynamic symbol. */
341
342typedef struct
343{
344 Elf32_Half si_boundto; /* Direct bindings, symbol bound to */
345 Elf32_Half si_flags; /* Per symbol flags */
346} Elf32_Syminfo;
347
348typedef struct
349{
350 Elf64_Half si_boundto; /* Direct bindings, symbol bound to */
351 Elf64_Half si_flags; /* Per symbol flags */
352} Elf64_Syminfo;
353
354/* Possible values for si_boundto. */
355#define SYMINFO_BT_SELF 0xffff /* Symbol bound to self */
356#define SYMINFO_BT_PARENT 0xfffe /* Symbol bound to parent */
357#define SYMINFO_BT_LOWRESERVE 0xff00 /* Beginning of reserved entries */
358
359/* Possible bitmasks for si_flags. */
360#define SYMINFO_FLG_DIRECT 0x0001 /* Direct bound symbol */
361#define SYMINFO_FLG_PASSTHRU 0x0002 /* Pass-thru symbol for translator */
362#define SYMINFO_FLG_COPY 0x0004 /* Symbol is a copy-reloc */
363#define SYMINFO_FLG_LAZYLOAD 0x0008 /* Symbol bound to object to be lazy
364 loaded */
365/* Syminfo version values. */
366#define SYMINFO_NONE 0
367#define SYMINFO_CURRENT 1
368#define SYMINFO_NUM 2
369
370
b1f11361 371/* Special section index. */
28f540f4 372
b1f11361 373#define SHN_UNDEF 0 /* No section, undefined symbol. */
28f540f4
RM		 374
375/* How to extract and insert information held in the st_info field. */
376
377#define ELF32_ST_BIND(val) (((unsigned char) (val)) >> 4)
378#define ELF32_ST_TYPE(val) ((val) & 0xf)
379#define ELF32_ST_INFO(bind, type) (((bind) << 4) + ((type) & 0xf))
380
266180eb
RM		 381/* Both Elf32_Sym and Elf64_Sym use the same one-byte st_info field. */
382#define ELF64_ST_BIND(val) ELF32_ST_BIND (val)
383#define ELF64_ST_TYPE(val) ELF32_ST_TYPE (val)
384#define ELF64_ST_INFO(bind, type) ELF32_ST_INFO ((bind), (type))
385
28f540f4
RM		 386/* Legal values for ST_BIND subfield of st_info (symbol binding). */
387
388#define STB_LOCAL 0 /* Local symbol */
389#define STB_GLOBAL 1 /* Global symbol */
390#define STB_WEAK 2 /* Weak symbol */
787e4db9 391#define STB_NUM 3 /* Number of defined types. */
7ce241a0
UD		 392#define STB_LOOS 10 /* Start of OS-specific */
393#define STB_HIOS 12 /* End of OS-specific */
28f540f4
RM		 394#define STB_LOPROC 13 /* Start of processor-specific */
395#define STB_HIPROC 15 /* End of processor-specific */
396
397/* Legal values for ST_TYPE subfield of st_info (symbol type). */
398
399#define STT_NOTYPE 0 /* Symbol type is unspecified */
400#define STT_OBJECT 1 /* Symbol is a data object */
401#define STT_FUNC 2 /* Symbol is a code object */
402#define STT_SECTION 3 /* Symbol associated with a section */
403#define STT_FILE 4 /* Symbol's name is file name */
eea1a8cf
UD		 404#define STT_COMMON 5 /* Symbol is a common data object */
405#define STT_NUM 6 /* Number of defined types. */
406#define STT_LOOS 10 /* Start of OS-specific */
7ce241a0 407#define STT_HIOS 12 /* End of OS-specific */
28f540f4
RM		 408#define STT_LOPROC 13 /* Start of processor-specific */
409#define STT_HIPROC 15 /* End of processor-specific */
410
b1f11361
RM		 411
412/* Symbol table indices are found in the hash buckets and chain table
413 of a symbol hash table section. This special index value indicates
414 the end of a chain, meaning no further symbols are found in that bucket. */
415
416#define STN_UNDEF 0 /* End of a chain. */
417
418
eea1a8cf
UD		 419/* How to extract and insert information held in the st_other field. */
420
421#define ELF32_ST_VISIBILITY(o) ((o) & 0x03)
422#define ELF32_ST_OTHER(o) ((o) & 0x03)
423
424/* For ELF64 the definitions are the same. */
425#define ELF64_ST_VISIBILITY(o) ELF32_ST_VISIBILITY (o)
426#define ELF64_ST_OTHER(o) ELF32_ST_OTHER (o)
427
428/* Symbol visibility specification encoded in the st_other field. */
429#define STV_DEFAULT 0 /* Default symbol visibility rules */
430#define STV_INTERNAL 1 /* Processor specific hidden class */
431#define STV_HIDDEN 2 /* Sym unavailable in other modules */
432#define STV_PROTECTED 3 /* Not preemptible, not exported */
433
434
28f540f4
RM		 435/* Relocation table entry without addend (in section of type SHT_REL). */
436
437typedef struct
438{
439 Elf32_Addr r_offset; /* Address */
440 Elf32_Word r_info; /* Relocation type and symbol index */
441} Elf32_Rel;
442
266180eb
RM		 443/* I have seen two different definitions of the Elf64_Rel and
444 Elf64_Rela structures, so we'll leave them out until Novell (or
445 whoever) gets their act together. */
446/* The following, at least, is used on Sparc v9, MIPS, and Alpha. */
447
448typedef struct
449{
450 Elf64_Addr r_offset; /* Address */
451 Elf64_Xword r_info; /* Relocation type and symbol index */
452} Elf64_Rel;
453
28f540f4
RM		 454/* Relocation table entry with addend (in section of type SHT_RELA). */
455
456typedef struct
457{
458 Elf32_Addr r_offset; /* Address */
459 Elf32_Word r_info; /* Relocation type and symbol index */
460 Elf32_Sword r_addend; /* Addend */
461} Elf32_Rela;
462
266180eb
RM		 463typedef struct
464{
465 Elf64_Addr r_offset; /* Address */
466 Elf64_Xword r_info; /* Relocation type and symbol index */
467 Elf64_Sxword r_addend; /* Addend */
468} Elf64_Rela;
469
28f540f4
RM		 470/* How to extract and insert information held in the r_info field. */
471
472#define ELF32_R_SYM(val) ((val) >> 8)
473#define ELF32_R_TYPE(val) ((val) & 0xff)
474#define ELF32_R_INFO(sym, type) (((sym) << 8) + ((type) & 0xff))
475
0200214b
RM		 476#define ELF64_R_SYM(i) ((i) >> 32)
477#define ELF64_R_TYPE(i) ((i) & 0xffffffff)
478#define ELF64_R_INFO(sym,type) (((sym) << 32) + (type))
479
28f540f4
RM		 480/* Program segment header. */
481
266180eb
RM		 482typedef struct
483{
28f540f4
RM		 484 Elf32_Word p_type; /* Segment type */
485 Elf32_Off p_offset; /* Segment file offset */
486 Elf32_Addr p_vaddr; /* Segment virtual address */
487 Elf32_Addr p_paddr; /* Segment physical address */
488 Elf32_Word p_filesz; /* Segment size in file */
489 Elf32_Word p_memsz; /* Segment size in memory */
490 Elf32_Word p_flags; /* Segment flags */
491 Elf32_Word p_align; /* Segment alignment */
492} Elf32_Phdr;
493
266180eb
RM		 494typedef struct
495{
496 Elf64_Word p_type; /* Segment type */
497 Elf64_Word p_flags; /* Segment flags */
498 Elf64_Off p_offset; /* Segment file offset */
499 Elf64_Addr p_vaddr; /* Segment virtual address */
500 Elf64_Addr p_paddr; /* Segment physical address */
501 Elf64_Xword p_filesz; /* Segment size in file */
502 Elf64_Xword p_memsz; /* Segment size in memory */
503 Elf64_Xword p_align; /* Segment alignment */
504} Elf64_Phdr;
505
28f540f4
RM		 506/* Legal values for p_type (segment type). */
507
508#define PT_NULL 0 /* Program header table entry unused */
509#define PT_LOAD 1 /* Loadable program segment */
510#define PT_DYNAMIC 2 /* Dynamic linking information */
511#define PT_INTERP 3 /* Program interpreter */
512#define PT_NOTE 4 /* Auxiliary information */
513#define PT_SHLIB 5 /* Reserved */
514#define PT_PHDR 6 /* Entry for header table itself */
787e4db9 515#define PT_NUM 7 /* Number of defined types. */
7ce241a0
UD		 516#define PT_LOOS 0x60000000 /* Start of OS-specific */
517#define PT_HIOS 0x6fffffff /* End of OS-specific */
28f540f4
RM		 518#define PT_LOPROC 0x70000000 /* Start of processor-specific */
519#define PT_HIPROC 0x7fffffff /* End of processor-specific */
520
521/* Legal values for p_flags (segment flags). */
522
523#define PF_X (1 << 0) /* Segment is executable */
524#define PF_W (1 << 1) /* Segment is writable */
525#define PF_R (1 << 2) /* Segment is readable */
526#define PF_MASKPROC 0xf0000000 /* Processor-specific */
527
0200214b
RM		 528/* Legal values for note segment descriptor types for core files. */
529
530#define NT_PRSTATUS 1 /* Contains copy of prstatus struct */
531#define NT_FPREGSET 2 /* Contains copy of fpregset struct */
532#define NT_PRPSINFO 3 /* Contains copy of prpsinfo struct */
c3966b88
UD		 533#define NT_PRXREG 4 /* Contains copy of prxregset struct */
534#define NT_PLATFORM 5 /* String from sysinfo(SI_PLATFORM) */
535#define NT_AUXV 6 /* Contains copy of auxv array */
536#define NT_GWINDOWS 7 /* Contains copy of gwindows struct */
537#define NT_PSTATUS 10 /* Contains copy of pstatus struct */
538#define NT_PSINFO 13 /* Contains copy of psinfo struct */
539#define NT_PRCRED 14 /* Contains copy of prcred struct */
540#define NT_UTSNAME 15 /* Contains copy of utsname struct */
541#define NT_LWPSTATUS 16 /* Contains copy of lwpstatus struct */
542#define NT_LWPSINFO 17 /* Contains copy of lwpinfo struct */
0200214b
RM		 543
544/* Legal values for the note segment descriptor types for object files. */
545
546#define NT_VERSION 1 /* Contains a version string. */
547
548
28f540f4
RM		 549/* Dynamic section entry. */
550
551typedef struct
552{
553 Elf32_Sword d_tag; /* Dynamic entry type */
554 union
555 {
556 Elf32_Word d_val; /* Integer value */
557 Elf32_Addr d_ptr; /* Address value */
558 } d_un;
559} Elf32_Dyn;
560
266180eb
RM		 561typedef struct
562{
563 Elf64_Sxword d_tag; /* Dynamic entry type */
564 union
565 {
566 Elf64_Xword d_val; /* Integer value */
567 Elf64_Addr d_ptr; /* Address value */
568 } d_un;
569} Elf64_Dyn;
570
28f540f4
RM		 571/* Legal values for d_tag (dynamic entry type). */
572
573#define DT_NULL 0 /* Marks end of dynamic section */
574#define DT_NEEDED 1 /* Name of needed library */
575#define DT_PLTRELSZ 2 /* Size in bytes of PLT relocs */
576#define DT_PLTGOT 3 /* Processor defined value */
577#define DT_HASH 4 /* Address of symbol hash table */
578#define DT_STRTAB 5 /* Address of string table */
579#define DT_SYMTAB 6 /* Address of symbol table */
580#define DT_RELA 7 /* Address of Rela relocs */
581#define DT_RELASZ 8 /* Total size of Rela relocs */
582#define DT_RELAENT 9 /* Size of one Rela reloc */
583#define DT_STRSZ 10 /* Size of string table */
584#define DT_SYMENT 11 /* Size of one symbol table entry */
585#define DT_INIT 12 /* Address of init function */
586#define DT_FINI 13 /* Address of termination function */
587#define DT_SONAME 14 /* Name of shared object */
eea1a8cf 588#define DT_RPATH 15 /* Library search path (deprecated) */
28f540f4
RM		 589#define DT_SYMBOLIC 16 /* Start symbol search here */
590#define DT_REL 17 /* Address of Rel relocs */
591#define DT_RELSZ 18 /* Total size of Rel relocs */
592#define DT_RELENT 19 /* Size of one Rel reloc */
593#define DT_PLTREL 20 /* Type of reloc in PLT */
594#define DT_DEBUG 21 /* For debugging; unspecified */
595#define DT_TEXTREL 22 /* Reloc might modify .text */
596#define DT_JMPREL 23 /* Address of PLT relocs */
7ce241a0
UD		 597#define DT_BIND_NOW 24 /* Process relocations of object */
598#define DT_INIT_ARRAY 25 /* Array with addresses of init fct */
599#define DT_FINI_ARRAY 26 /* Array with addresses of fini fct */
600#define DT_INIT_ARRAYSZ 27 /* Size in bytes of DT_INIT_ARRAY */
601#define DT_FINI_ARRAYSZ 28 /* Size in bytes of DT_FINI_ARRAY */
eea1a8cf
UD		 602#define DT_RUNPATH 29 /* Library search path */
603#define DT_FLAGS 30 /* Flags for the object being loaded */
604#define DT_ENCODING 32 /* Start of encoded range */
605#define DT_PREINIT_ARRAY 32 /* Array with addresses of preinit fct*/
606#define DT_PREINIT_ARRAYSZ 33 /* size in bytes of DT_PREINIT_ARRAY */
607#define DT_NUM 34 /* Number used */
7ce241a0
UD		 608#define DT_LOOS 0x60000000 /* Start of OS-specific */
609#define DT_HIOS 0x6fffffff /* End of OS-specific */
28f540f4
RM		 610#define DT_LOPROC 0x70000000 /* Start of processor-specific */
611#define DT_HIPROC 0x7fffffff /* End of processor-specific */
a2e1b046 612#define DT_PROCNUM DT_MIPS_NUM /* Most used by any processor */
28f540f4 613
6dbb7062
UD		 614/* DT_* entries which fall between DT_VALRNGHI & DT_VALRNGLO use the
615 Dyn.d_un.d_val field of the Elf*_Dyn structure. This follows Sun's
616 approach. */
617#define DT_VALRNGLO 0x6ffffd00
618#define DT_POSFLAG_1 0x6ffffdfd /* Flags for DT_* entries, effecting
619 the following DT_* entry. */
620#define DT_SYMINSZ 0x6ffffdfe /* Size of syminfo table (in bytes) */
621#define DT_SYMINENT 0x6ffffdff /* Entry size of syminfo */
622#define DT_VALRNGHI 0x6ffffdff
623
624/* DT_* entries which fall between DT_ADDRRNGHI & DT_ADDRRNGLO use the
625 Dyn.d_un.d_ptr field of the Elf*_Dyn structure.
626
627 If any adjustment is made to the ELF object after it has been
628 built these entries will need to be adjusted. */
629#define DT_ADDRRNGLO 0x6ffffe00
630#define DT_SYMINFO 0x6ffffeff /* syminfo table */
631#define DT_ADDRRNGHI 0x6ffffeff
632
1228ed5c
UD		 633/* The versioning entry types. The next are defined as part of the
634 GNU extension. */
635#define DT_VERSYM 0x6ffffff0
636
637/* These were chosen by Sun. */
e3e0315c 638#define DT_FLAGS_1 0x6ffffffb /* State flags, see DF_1_* below. */
1228ed5c
UD		 639#define DT_VERDEF 0x6ffffffc /* Address of version definition
640 table */
641#define DT_VERDEFNUM 0x6ffffffd /* Number of version definitions */
642#define DT_VERNEED 0x6ffffffe /* Address of table with needed
643 versions */
644#define DT_VERNEEDNUM 0x6fffffff /* Number of needed versions */
645#define DT_VERSIONTAGIDX(tag) (DT_VERNEEDNUM - (tag)) /* Reverse order! */
646#define DT_VERSIONTAGNUM 16
647
df4ef2ab
UD		 648/* Sun added these machine-independent extensions in the "processor-specific"
649 range. Be compatible. */
650#define DT_AUXILIARY 0x7ffffffd /* Shared object to load before self */
651#define DT_FILTER 0x7fffffff /* Shared object to get values from */
652#define DT_EXTRATAGIDX(tag) ((Elf32_Word)-((Elf32_Sword) (tag) <<1>>1)-1)
653#define DT_EXTRANUM 3
654
eea1a8cf
UD		 655/* Values of `d_un.d_val' in the DT_FLAGS entry. */
656#define DF_ORIGIN 0x00000001 /* Object may use DF_ORIGIN */
657#define DF_SYMBOLIC 0x00000002 /* Symbol resolutions starts here */
658#define DF_TEXTREL 0x00000004 /* Object contains text relocations */
659#define DF_BIND_NOW 0x00000008 /* No lazy binding for this object */
660
e3e0315c
UD		 661/* State flags selectable in the `d_un.d_val' element of the DT_FLAGS_1
662 entry in the dynamic section. */
663#define DF_1_NOW 0x00000001 /* Set RTLD_NOW for this object. */
664#define DF_1_GLOBAL 0x00000002 /* Set RTLD_GLOBAL for this object. */
665#define DF_1_GROUP 0x00000004 /* Set RTLD_GROUP for this object. */
666#define DF_1_NODELETE 0x00000008 /* Set RTLD_NODELETE for this object.*/
667#define DF_1_LOADFLTR 0x00000010 /* Trigger filtee loading at runtime.*/
668#define DF_1_INITFIRST 0x00000020 /* Set RTLD_INITFIRST for this object*/
669#define DF_1_NOOPEN 0x00000040 /* Set RTLD_NOOPEN for this object. */
670
1228ed5c
UD		 671/* Version definition sections. */
672
673typedef struct
674{
675 Elf32_Half vd_version; /* Version revision */
676 Elf32_Half vd_flags; /* Version information */
677 Elf32_Half vd_ndx; /* Version Index */
678 Elf32_Half vd_cnt; /* Number of associated aux entries */
679 Elf32_Word vd_hash; /* Version name hash value */
680 Elf32_Word vd_aux; /* Offset in bytes to verdaux array */
681 Elf32_Word vd_next; /* Offset in bytes to next verdef
682 entry */
683} Elf32_Verdef;
684
c84142e8
UD		 685typedef struct
686{
687 Elf64_Half vd_version; /* Version revision */
688 Elf64_Half vd_flags; /* Version information */
689 Elf64_Half vd_ndx; /* Version Index */
690 Elf64_Half vd_cnt; /* Number of associated aux entries */
691 Elf64_Word vd_hash; /* Version name hash value */
692 Elf64_Word vd_aux; /* Offset in bytes to verdaux array */
693 Elf64_Word vd_next; /* Offset in bytes to next verdef
694 entry */
695} Elf64_Verdef;
6c202c68 696
c84142e8 697
1228ed5c
UD		 698/* Legal values for vd_version (version revision). */
699#define VER_DEF_NONE 0 /* No version */
700#define VER_DEF_CURRENT 1 /* Current version */
701#define VER_DEF_NUM 2 /* Given version number */
702
703/* Legal values for vd_flags (version information flags). */
704#define VER_FLG_BASE 0x1 /* Version definition of file itself */
705#define VER_FLG_WEAK 0x2 /* Weak version identifier */
706
707/* Auxialiary version information. */
708
709typedef struct
710{
6c202c68 711 Elf32_Word vda_name; /* Version or dependency names */
1228ed5c
UD		 712 Elf32_Word vda_next; /* Offset in bytes to next verdaux
713 entry */
714} Elf32_Verdaux;
715
c84142e8
UD		 716typedef struct
717{
6c202c68 718 Elf64_Word vda_name; /* Version or dependency names */
c84142e8
UD		 719 Elf64_Word vda_next; /* Offset in bytes to next verdaux
720 entry */
721} Elf64_Verdaux;
6c202c68 722
c84142e8 723
1228ed5c
UD		 724/* Version dependency section. */
725
726typedef struct
727{
728 Elf32_Half vn_version; /* Version of structure */
729 Elf32_Half vn_cnt; /* Number of associated aux entries */
6c202c68 730 Elf32_Word vn_file; /* Offset of filename for this
1228ed5c
UD		 731 dependency */
732 Elf32_Word vn_aux; /* Offset in bytes to vernaux array */
733 Elf32_Word vn_next; /* Offset in bytes to next verneed
734 entry */
735} Elf32_Verneed;
736
c84142e8
UD		 737typedef struct
738{
739 Elf64_Half vn_version; /* Version of structure */
740 Elf64_Half vn_cnt; /* Number of associated aux entries */
6c202c68 741 Elf64_Word vn_file; /* Offset of filename for this
c84142e8
UD		 742 dependency */
743 Elf64_Word vn_aux; /* Offset in bytes to vernaux array */
744 Elf64_Word vn_next; /* Offset in bytes to next verneed
745 entry */
746} Elf64_Verneed;
6c202c68 747
c84142e8 748
1228ed5c
UD		 749/* Legal values for vn_version (version revision). */
750#define VER_NEED_NONE 0 /* No version */
751#define VER_NEED_CURRENT 1 /* Current version */
752#define VER_NEED_NUM 2 /* Given version number */
753
754/* Auxiliary needed version information. */
755
756typedef struct
757{
758 Elf32_Word vna_hash; /* Hash value of dependency name */
759 Elf32_Half vna_flags; /* Dependency specific information */
760 Elf32_Half vna_other; /* Unused */
6c202c68 761 Elf32_Word vna_name; /* Dependency name string offset */
1228ed5c
UD		 762 Elf32_Word vna_next; /* Offset in bytes to next vernaux
763 entry */
764} Elf32_Vernaux;
765
c84142e8
UD		 766typedef struct
767{
768 Elf64_Word vna_hash; /* Hash value of dependency name */
769 Elf64_Half vna_flags; /* Dependency specific information */
770 Elf64_Half vna_other; /* Unused */
6c202c68 771 Elf64_Word vna_name; /* Dependency name string offset */
c84142e8
UD		 772 Elf64_Word vna_next; /* Offset in bytes to next vernaux
773 entry */
774} Elf64_Vernaux;
6c202c68 775
c84142e8 776
1228ed5c 777/* Legal values for vna_flags. */
6c202c68 778#define VER_FLG_WEAK 0x2 /* Weak version identifier */
1228ed5c 779
df4ef2ab 780
28f540f4
RM		 781/* Auxiliary vector. */
782
783/* This vector is normally only used by the program interpreter. The
784 usual definition in an ABI supplement uses the name auxv_t. The
785 vector is not usually defined in a standard <elf.h> file, but it
786 can't hurt. We rename it to avoid conflicts. The sizes of these
787 types are an arrangement between the exec server and the program
788 interpreter, so we don't fully specify them here. */
789
790typedef struct
791{
6025c399 792 int a_type; /* Entry type */
28f540f4
RM		 793 union
794 {
6025c399
RM		 795 long int a_val; /* Integer value */
796 void *a_ptr; /* Pointer value */
797 void (*a_fcn) (void); /* Function pointer value */
28f540f4
RM		 798 } a_un;
799} Elf32_auxv_t;
800
266180eb
RM		 801typedef struct
802{
803 long int a_type; /* Entry type */
804 union
805 {
806 long int a_val; /* Integer value */
807 void *a_ptr; /* Pointer value */
808 void (*a_fcn) (void); /* Function pointer value */
809 } a_un;
810} Elf64_auxv_t;
811
28f540f4
RM		 812/* Legal values for a_type (entry type). */
813
814#define AT_NULL 0 /* End of vector */
815#define AT_IGNORE 1 /* Entry should be ignored */
816#define AT_EXECFD 2 /* File descriptor of program */
817#define AT_PHDR 3 /* Program headers for program */
818#define AT_PHENT 4 /* Size of program header entry */
819#define AT_PHNUM 5 /* Number of program headers */
820#define AT_PAGESZ 6 /* System page size */
821#define AT_BASE 7 /* Base address of interpreter */
822#define AT_FLAGS 8 /* Flags */
823#define AT_ENTRY 9 /* Entry point of program */
824#define AT_NOTELF 10 /* Program is not ELF */
825#define AT_UID 11 /* Real uid */
826#define AT_EUID 12 /* Effective uid */
60478656 827#define AT_GID 13 /* Real gid */
28f540f4
RM		 828#define AT_EGID 14 /* Effective gid */
829
0a54e401
UD		 830/* Some more special a_type values describing the hardware. */
831#define AT_PLATFORM 15 /* String identifying platform. */
832#define AT_HWCAP 16 /* Machine dependent hints about
833 processor capabilities. */
834
a0780919
UD		 835/* This entry gives some information about the FPU initialization
836 performed by the kernel. */
837#define AT_FPUCW 17 /* Used FPU control word. */
838
2888c738
UD		 839
840/* Note section contents. Each entry in the note section begins with
841 a header of a fixed form. */
842
843typedef struct
844{
845 Elf32_Word n_namesz; /* Length of the note's name. */
846 Elf32_Word n_descsz; /* Length of the note's descriptor. */
847 Elf32_Word n_type; /* Type of the note. */
848} Elf32_Nhdr;
849
850typedef struct
851{
852 Elf64_Word n_namesz; /* Length of the note's name. */
853 Elf64_Word n_descsz; /* Length of the note's descriptor. */
854 Elf64_Word n_type; /* Type of the note. */
855} Elf64_Nhdr;
856
857/* Known names of notes. */
858
859/* Solaris entries in the note section have this name. */
860#define ELF_NOTE_SOLARIS "SUNW Solaris"
861
862/* Note entries for GNU systems have this name. */
863#define ELF_NOTE_GNU "GNU"
864
865
866/* Defined types of notes for Solaris. */
867
868/* Value of descriptor (one word) is desired pagesize for the binary. */
869#define ELF_NOTE_PAGESIZE_HINT 1
870
871
872/* Defined note types for GNU systems. */
873
874/* ABI information. The descriptor consists of words:
875 word 0: OS descriptor
876 word 1: major version of the ABI
877 word 2: minor version of the ABI
878 word 3: subminor version of the ABI
879*/
880#define ELF_NOTE_ABI 1
881
882/* Known OSes. These value can appear in word 0 of an ELF_NOTE_ABI
883 note section entry. */
884#define ELF_NOTE_OS_LINUX 0
885#define ELF_NOTE_OS_GNU 1
886#define ELF_NOTE_OS_SOLARIS2 2
887
888
01f3e03b
RM		 889/* Motorola 68k specific definitions. */
890
891/* m68k relocs. */
892
893#define R_68K_NONE 0 /* No reloc */
894#define R_68K_32 1 /* Direct 32 bit */
895#define R_68K_16 2 /* Direct 16 bit */
896#define R_68K_8 3 /* Direct 8 bit */
897#define R_68K_PC32 4 /* PC relative 32 bit */
898#define R_68K_PC16 5 /* PC relative 16 bit */
899#define R_68K_PC8 6 /* PC relative 8 bit */
900#define R_68K_GOT32 7 /* 32 bit PC relative GOT entry */
901#define R_68K_GOT16 8 /* 16 bit PC relative GOT entry */
902#define R_68K_GOT8 9 /* 8 bit PC relative GOT entry */
903#define R_68K_GOT32O 10 /* 32 bit GOT offset */
904#define R_68K_GOT16O 11 /* 16 bit GOT offset */
905#define R_68K_GOT8O 12 /* 8 bit GOT offset */
906#define R_68K_PLT32 13 /* 32 bit PC relative PLT address */
907#define R_68K_PLT16 14 /* 16 bit PC relative PLT address */
908#define R_68K_PLT8 15 /* 8 bit PC relative PLT address */
909#define R_68K_PLT32O 16 /* 32 bit PLT offset */
910#define R_68K_PLT16O 17 /* 16 bit PLT offset */
911#define R_68K_PLT8O 18 /* 8 bit PLT offset */
912#define R_68K_COPY 19 /* Copy symbol at runtime */
913#define R_68K_GLOB_DAT 20 /* Create GOT entry */
914#define R_68K_JMP_SLOT 21 /* Create PLT entry */
915#define R_68K_RELATIVE 22 /* Adjust by program base */
7ce241a0
UD		 916/* Keep this the last entry. */
917#define R_68K_NUM 23
01f3e03b 918
28f540f4
RM		 919/* Intel 80386 specific definitions. */
920
921/* i386 relocs. */
922
923#define R_386_NONE 0 /* No reloc */
924#define R_386_32 1 /* Direct 32 bit */
925#define R_386_PC32 2 /* PC relative 32 bit */
926#define R_386_GOT32 3 /* 32 bit GOT entry */
927#define R_386_PLT32 4 /* 32 bit PLT address */
928#define R_386_COPY 5 /* Copy symbol at runtime */
929#define R_386_GLOB_DAT 6 /* Create GOT entry */
930#define R_386_JMP_SLOT 7 /* Create PLT entry */
931#define R_386_RELATIVE 8 /* Adjust by program base */
932#define R_386_GOTOFF 9 /* 32 bit offset to GOT */
933#define R_386_GOTPC 10 /* 32 bit PC relative offset to GOT */
7ce241a0
UD		 934/* Keep this the last entry. */
935#define R_386_NUM 11
28f540f4
RM		 936
937/* SUN SPARC specific definitions. */
938
41df5ed4
RH		 939/* Values for Elf64_Ehdr.e_flags. */
940
941#define EF_SPARCV9_MM 3
942#define EF_SPARCV9_TSO 0
943#define EF_SPARCV9_PSO 1
944#define EF_SPARCV9_RMO 2
945#define EF_SPARC_EXT_MASK 0xFFFF00
946#define EF_SPARC_SUN_US1 0x000200
947#define EF_SPARC_HAL_R1 0x000400
948
28f540f4
RM		 949/* SPARC relocs. */
950
951#define R_SPARC_NONE 0 /* No reloc */
952#define R_SPARC_8 1 /* Direct 8 bit */
953#define R_SPARC_16 2 /* Direct 16 bit */
954#define R_SPARC_32 3 /* Direct 32 bit */
955#define R_SPARC_DISP8 4 /* PC relative 8 bit */
956#define R_SPARC_DISP16 5 /* PC relative 16 bit */
957#define R_SPARC_DISP32 6 /* PC relative 32 bit */
958#define R_SPARC_WDISP30 7 /* PC relative 30 bit shifted */
959#define R_SPARC_WDISP22 8 /* PC relative 22 bit shifted */
960#define R_SPARC_HI22 9 /* High 22 bit */
961#define R_SPARC_22 10 /* Direct 22 bit */
962#define R_SPARC_13 11 /* Direct 13 bit */
963#define R_SPARC_LO10 12 /* Truncated 10 bit */
964#define R_SPARC_GOT10 13 /* Truncated 10 bit GOT entry */
965#define R_SPARC_GOT13 14 /* 13 bit GOT entry */
966#define R_SPARC_GOT22 15 /* 22 bit GOT entry shifted */
967#define R_SPARC_PC10 16 /* PC relative 10 bit truncated */
968#define R_SPARC_PC22 17 /* PC relative 22 bit shifted */
969#define R_SPARC_WPLT30 18 /* 30 bit PC relative PLT address */
970#define R_SPARC_COPY 19 /* Copy symbol at runtime */
971#define R_SPARC_GLOB_DAT 20 /* Create GOT entry */
972#define R_SPARC_JMP_SLOT 21 /* Create PLT entry */
973#define R_SPARC_RELATIVE 22 /* Adjust by program base */
974#define R_SPARC_UA32 23 /* Direct 32 bit unaligned */
975
ca34d7a7
UD		 976/* Additional Sparc64 relocs. */
977
978#define R_SPARC_PLT32 24 /* Direct 32 bit ref to PLT entry */
979#define R_SPARC_HIPLT22 25 /* High 22 bit PLT entry */
980#define R_SPARC_LOPLT10 26 /* Truncated 10 bit PLT entry */
981#define R_SPARC_PCPLT32 27 /* PC rel 32 bit ref to PLT entry */
982#define R_SPARC_PCPLT22 28 /* PC rel high 22 bit PLT entry */
983#define R_SPARC_PCPLT10 29 /* PC rel trunc 10 bit PLT entry */
984#define R_SPARC_10 30 /* Direct 10 bit */
985#define R_SPARC_11 31 /* Direct 11 bit */
986#define R_SPARC_64 32 /* Direct 64 bit */
2e65ca2b 987#define R_SPARC_OLO10 33 /* 10bit with secondary 13bit addend */
ca34d7a7
UD		 988#define R_SPARC_HH22 34 /* Top 22 bits of direct 64 bit */
989#define R_SPARC_HM10 35 /* High middle 10 bits of ... */
990#define R_SPARC_LM22 36 /* Low middle 22 bits of ... */
991#define R_SPARC_PC_HH22 37 /* Top 22 bits of pc rel 64 bit */
992#define R_SPARC_PC_HM10 38 /* High middle 10 bit of ... */
993#define R_SPARC_PC_LM22 39 /* Low miggle 22 bits of ... */
994#define R_SPARC_WDISP16 40 /* PC relative 16 bit shifted */
995#define R_SPARC_WDISP19 41 /* PC relative 19 bit shifted */
ca34d7a7
UD		 996#define R_SPARC_7 43 /* Direct 7 bit */
997#define R_SPARC_5 44 /* Direct 5 bit */
998#define R_SPARC_6 45 /* Direct 6 bit */
41df5ed4
RH		 999#define R_SPARC_DISP64 46 /* PC relative 64 bit */
1000#define R_SPARC_PLT64 47 /* Direct 64 bit ref to PLT entry */
1001#define R_SPARC_HIX22 48 /* High 22 bit complemented */
1002#define R_SPARC_LOX10 49 /* Truncated 11 bit complemented */
1003#define R_SPARC_H44 50 /* Direct high 12 of 44 bit */
1004#define R_SPARC_M44 51 /* Direct mid 22 of 44 bit */
1005#define R_SPARC_L44 52 /* Direct low 10 of 44 bit */
1006#define R_SPARC_REGISTER 53 /* Global register usage */
1007#define R_SPARC_UA64 54 /* Direct 64 bit unaligned */
1008#define R_SPARC_UA16 55 /* Direct 16 bit unaligned */
7ce241a0
UD		 1009/* Keep this the last entry. */
1010#define R_SPARC_NUM 56
ca34d7a7
UD		 1011
1012/* For Sparc64, legal values for d_tag of Elf64_Dyn. */
1013
41df5ed4 1014#define DT_SPARC_REGISTER 0x70000001
ca34d7a7
UD		 1015#define DT_SPARC_NUM 2
1016
f41c8091
UD		 1017/* Bits present in AT_HWCAP, primarily for Sparc32. */
1018
1019#define HWCAP_SPARC_FLUSH 1 /* The cpu supports flush insn. */
1020#define HWCAP_SPARC_STBAR 2
1021#define HWCAP_SPARC_SWAP 4
1022#define HWCAP_SPARC_MULDIV 8
4194bc66 1023#define HWCAP_SPARC_V9 16 /* The cpu is v9, so v8plus is ok. */
f41c8091 1024
28f540f4
RM		 1025/* MIPS R3000 specific definitions. */
1026
1027/* Legal values for e_flags field of Elf32_Ehdr. */
1028
c3966b88
UD		 1029#define EF_MIPS_NOREORDER 1 /* A .noreorder directive was used */
1030#define EF_MIPS_PIC 2 /* Contains PIC code */
1031#define EF_MIPS_CPIC 4 /* Uses PIC calling sequence */
1032#define EF_MIPS_XGOT 8
1033#define EF_MIPS_64BIT_WHIRL 16
1034#define EF_MIPS_ABI2 32
1035#define EF_MIPS_ABI_ON32 64
1036#define EF_MIPS_ARCH 0xf0000000 /* MIPS architecture level */
28f540f4 1037
0200214b
RM		 1038/* Legal values for MIPS architecture level. */
1039
c3966b88
UD		 1040#define EF_MIPS_ARCH_1 0x00000000 /* -mips1 code. */
1041#define EF_MIPS_ARCH_2 0x10000000 /* -mips2 code. */
1042#define EF_MIPS_ARCH_3 0x20000000 /* -mips3 code. */
1043#define EF_MIPS_ARCH_4 0x30000000 /* -mips4 code. */
1044#define EF_MIPS_ARCH_5 0x40000000 /* -mips5 code. */
1045
1046/* The following are non-official names and should ot be used. */
1047
0200214b
RM		 1048#define E_MIPS_ARCH_1 0x00000000 /* -mips1 code. */
1049#define E_MIPS_ARCH_2 0x10000000 /* -mips2 code. */
1050#define E_MIPS_ARCH_3 0x20000000 /* -mips3 code. */
f21acc89
UD		 1051#define E_MIPS_ARCH_4 0x30000000 /* -mips4 code. */
1052#define E_MIPS_ARCH_5 0x40000000 /* -mips5 code. */
0200214b 1053
28f540f4
RM		 1054/* Special section indices. */
1055
1056#define SHN_MIPS_ACOMMON 0xff00 /* Allocated common symbols */
76060ec0
RM		 1057#define SHN_MIPS_TEXT 0xff01 /* Allocated test symbols. */
1058#define SHN_MIPS_DATA 0xff02 /* Allocated data symbols. */
28f540f4
RM		 1059#define SHN_MIPS_SCOMMON 0xff03 /* Small common symbols */
1060#define SHN_MIPS_SUNDEFINED 0xff04 /* Small undefined symbols */
1061
1062/* Legal values for sh_type field of Elf32_Shdr. */
1063
c3966b88
UD		 1064#define SHT_MIPS_LIBLIST 0x70000000 /* Shared objects used in link */
1065#define SHT_MIPS_MSYM 0x70000001
1066#define SHT_MIPS_CONFLICT 0x70000002 /* Conflicting symbols */
1067#define SHT_MIPS_GPTAB 0x70000003 /* Global data area sizes */
1068#define SHT_MIPS_UCODE 0x70000004 /* Reserved for SGI/MIPS compilers */
1069#define SHT_MIPS_DEBUG 0x70000005 /* MIPS ECOFF debugging information*/
1070#define SHT_MIPS_REGINFO 0x70000006 /* Register usage information */
1071#define SHT_MIPS_PACKAGE 0x70000007
1072#define SHT_MIPS_PACKSYM 0x70000008
1073#define SHT_MIPS_RELD 0x70000009
1074#define SHT_MIPS_IFACE 0x7000000b
1075#define SHT_MIPS_CONTENT 0x7000000c
1076#define SHT_MIPS_OPTIONS 0x7000000d /* Miscellaneous options. */
1077#define SHT_MIPS_SHDR 0x70000010
1078#define SHT_MIPS_FDESC 0x70000011
1079#define SHT_MIPS_EXTSYM 0x70000012
1080#define SHT_MIPS_DENSE 0x70000013
1081#define SHT_MIPS_PDESC 0x70000014
1082#define SHT_MIPS_LOCSYM 0x70000015
1083#define SHT_MIPS_AUXSYM 0x70000016
1084#define SHT_MIPS_OPTSYM 0x70000017
1085#define SHT_MIPS_LOCSTR 0x70000018
1086#define SHT_MIPS_LINE 0x70000019
1087#define SHT_MIPS_RFDESC 0x7000001a
1088#define SHT_MIPS_DELTASYM 0x7000001b
1089#define SHT_MIPS_DELTAINST 0x7000001c
1090#define SHT_MIPS_DELTACLASS 0x7000001d
1091#define SHT_MIPS_DWARF 0x7000001e /* DWARF debugging information. */
1092#define SHT_MIPS_DELTADECL 0x7000001f
1093#define SHT_MIPS_SYMBOL_LIB 0x70000020
1094#define SHT_MIPS_EVENTS 0x70000021 /* Event section. */
1095#define SHT_MIPS_TRANSLATE 0x70000022
1096#define SHT_MIPS_PIXIE 0x70000023
1097#define SHT_MIPS_XLATE 0x70000024
1098#define SHT_MIPS_XLATE_DEBUG 0x70000025
1099#define SHT_MIPS_WHIRL 0x70000026
1100#define SHT_MIPS_EH_REGION 0x70000027
1101#define SHT_MIPS_XLATE_OLD 0x70000028
1102#define SHT_MIPS_PDR_EXCEPTION 0x70000029
28f540f4
RM		 1103
1104/* Legal values for sh_flags field of Elf32_Shdr. */
1105
c3966b88
UD		 1106#define SHF_MIPS_GPREL 0x10000000 /* Must be part of global data area */
1107#define SHF_MIPS_MERGE 0x20000000
1108#define SHF_MIPS_ADDR 0x40000000
1109#define SHF_MIPS_STRINGS 0x80000000
1110#define SHF_MIPS_NOSTRIP 0x08000000
1111#define SHF_MIPS_LOCAL 0x04000000
1112#define SHF_MIPS_NAMES 0x02000000
1113#define SHF_MIPS_NODUPE 0x01000000
1114
1115
1116/* Symbol tables. */
1117
1118/* MIPS specific values for `st_other'. */
b259e746
UD		 1119#define STO_MIPS_DEFAULT 0x0
1120#define STO_MIPS_INTERNAL 0x1
1121#define STO_MIPS_HIDDEN 0x2
1122#define STO_MIPS_PROTECTED 0x3
1123#define STO_MIPS_SC_ALIGN_UNUSED 0xff
c3966b88
UD		 1124
1125/* MIPS specific values for `st_info'. */
b259e746 1126#define STB_MIPS_SPLIT_COMMON 13
28f540f4
RM		 1127
1128/* Entries found in sections of type SHT_MIPS_GPTAB. */
1129
1130typedef union
1131{
1132 struct
1133 {
1134 Elf32_Word gt_current_g_value; /* -G value used for compilation */
1135 Elf32_Word gt_unused; /* Not used */
1136 } gt_header; /* First entry in section */
1137 struct
1138 {
1139 Elf32_Word gt_g_value; /* If this value were used for -G */
1140 Elf32_Word gt_bytes; /* This many bytes would be used */
1141 } gt_entry; /* Subsequent entries in section */
1142} Elf32_gptab;
1143
1144/* Entry found in sections of type SHT_MIPS_REGINFO. */
1145
1146typedef struct
1147{
1148 Elf32_Word ri_gprmask; /* General registers used */
1149 Elf32_Word ri_cprmask[4]; /* Coprocessor registers used */
1150 Elf32_Sword ri_gp_value; /* $gp register value */
1151} Elf32_RegInfo;
1152
c3966b88
UD		 1153/* Entries found in sections of type SHT_MIPS_OPTIONS. */
1154
1155typedef struct
1156{
1157 unsigned char kind; /* Determines interpretation of the
1158 variable part of descriptor. */
1159 unsigned char size; /* Size of descriptor, including header. */
1160 Elf32_Section section; /* Section header index of section affected,
1161 0 for global options. */
1162 Elf32_Word info; /* Kind-specific information. */
1163} Elf_Options;
1164
1165/* Values for `kind' field in Elf_Options. */
1166
1167#define ODK_NULL 0 /* Undefined. */
1168#define ODK_REGINFO 1 /* Register usage information. */
1169#define ODK_EXCEPTIONS 2 /* Exception processing options. */
1170#define ODK_PAD 3 /* Section padding options. */
1171#define ODK_HWPATCH 4 /* Hardware workarounds performed */
1172#define ODK_FILL 5 /* record the fill value used by the linker. */
1173#define ODK_TAGS 6 /* reserve space for desktop tools to write. */
1174#define ODK_HWAND 7 /* HW workarounds. 'AND' bits when merging. */
1175#define ODK_HWOR 8 /* HW workarounds. 'OR' bits when merging. */
1176
1177/* Values for `info' in Elf_Options for ODK_EXCEPTIONS entries. */
1178
1179#define OEX_FPU_MIN 0x1f /* FPE's which MUST be enabled. */
1180#define OEX_FPU_MAX 0x1f00 /* FPE's which MAY be enabled. */
1181#define OEX_PAGE0 0x10000 /* page zero must be mapped. */
1182#define OEX_SMM 0x20000 /* Force sequential memory mode? */
1183#define OEX_FPDBUG 0x40000 /* Force floating point debug mode? */
1184#define OEX_PRECISEFP OEX_FPDBUG
1185#define OEX_DISMISS 0x80000 /* Dismiss invalid address faults? */
1186
1187#define OEX_FPU_INVAL 0x10
1188#define OEX_FPU_DIV0 0x08
1189#define OEX_FPU_OFLO 0x04
1190#define OEX_FPU_UFLO 0x02
1191#define OEX_FPU_INEX 0x01
1192
1193/* Masks for `info' in Elf_Options for an ODK_HWPATCH entry. */
1194
1195#define OHW_R4KEOP 0x1 /* R4000 end-of-page patch. */
1196#define OHW_R8KPFETCH 0x2 /* may need R8000 prefetch patch. */
1197#define OHW_R5KEOP 0x4 /* R5000 end-of-page patch. */
1198#define OHW_R5KCVTL 0x8 /* R5000 cvt.[ds].l bug. clean=1. */
1199
1200#define OPAD_PREFIX 0x1
1201#define OPAD_POSTFIX 0x2
1202#define OPAD_SYMBOL 0x4
1203
1204/* Entry found in `.options' section. */
1205
1206typedef struct
1207{
1208 Elf32_Word hwp_flags1; /* Extra flags. */
1209 Elf32_Word hwp_flags2; /* Extra flags. */
1210} Elf_Options_Hw;
1211
1212/* Masks for `info' in ElfOptions for ODK_HWAND and ODK_HWOR entries. */
1213
1214#define OHWA0_R4KEOP_CHECKED 0x00000001
1215#define OHWA1_R4KEOP_CLEAN 0x00000002
1216
28f540f4
RM		 1217/* MIPS relocs. */
1218
c3966b88
UD		 1219#define R_MIPS_NONE 0 /* No reloc */
1220#define R_MIPS_16 1 /* Direct 16 bit */
1221#define R_MIPS_32 2 /* Direct 32 bit */
1222#define R_MIPS_REL32 3 /* PC relative 32 bit */
1223#define R_MIPS_26 4 /* Direct 26 bit shifted */
1224#define R_MIPS_HI16 5 /* High 16 bit */
1225#define R_MIPS_LO16 6 /* Low 16 bit */
1226#define R_MIPS_GPREL16 7 /* GP relative 16 bit */
1227#define R_MIPS_LITERAL 8 /* 16 bit literal entry */
1228#define R_MIPS_GOT16 9 /* 16 bit GOT entry */
1229#define R_MIPS_PC16 10 /* PC relative 16 bit */
1230#define R_MIPS_CALL16 11 /* 16 bit GOT entry for function */
1231#define R_MIPS_GPREL32 12 /* GP relative 32 bit */
1232
1233#define R_MIPS_SHIFT5 16
1234#define R_MIPS_SHIFT6 17
1235#define R_MIPS_64 18
1236#define R_MIPS_GOT_DISP 19
1237#define R_MIPS_GOT_PAGE 20
1238#define R_MIPS_GOT_OFST 21
1239#define R_MIPS_GOT_HI16 22
1240#define R_MIPS_GOT_LO16 23
1241#define R_MIPS_SUB 24
1242#define R_MIPS_INSERT_A 25
1243#define R_MIPS_INSERT_B 26
1244#define R_MIPS_DELETE 27
1245#define R_MIPS_HIGHER 28
1246#define R_MIPS_HIGHEST 29
1247#define R_MIPS_CALL_HI16 30
1248#define R_MIPS_CALL_LO16 31
1249#define R_MIPS_SCN_DISP 32
1250#define R_MIPS_REL16 33
1251#define R_MIPS_ADD_IMMEDIATE 34
1252#define R_MIPS_PJUMP 35
1253#define R_MIPS_RELGOT 36
eeabe877 1254#define R_MIPS_JALR 37
7ce241a0 1255/* Keep this the last entry. */
eeabe877 1256#define R_MIPS_NUM 38
28f540f4
RM		 1257
1258/* Legal values for p_type field of Elf32_Phdr. */
1259
273d56ce 1260#define PT_MIPS_REGINFO 0x70000000 /* Register usage information */
f21acc89
UD		 1261#define PT_MIPS_RTPROC 0x70000001 /* Runtime procedure table. */
1262#define PT_MIPS_OPTIONS 0x70000002
28f540f4 1263
c3966b88
UD		 1264/* Special program header types. */
1265
1266#define PF_MIPS_LOCAL 0x10000000
1267
28f540f4
RM		 1268/* Legal values for d_tag field of Elf32_Dyn. */
1269
1270#define DT_MIPS_RLD_VERSION 0x70000001 /* Runtime linker interface version */
1271#define DT_MIPS_TIME_STAMP 0x70000002 /* Timestamp */
1272#define DT_MIPS_ICHECKSUM 0x70000003 /* Checksum */
1273#define DT_MIPS_IVERSION 0x70000004 /* Version string (string tbl index) */
1274#define DT_MIPS_FLAGS 0x70000005 /* Flags */
1275#define DT_MIPS_BASE_ADDRESS 0x70000006 /* Base address */
c3966b88 1276#define DT_MIPS_MSYM 0x70000007
28f540f4
RM		 1277#define DT_MIPS_CONFLICT 0x70000008 /* Address of CONFLICT section */
1278#define DT_MIPS_LIBLIST 0x70000009 /* Address of LIBLIST section */
1279#define DT_MIPS_LOCAL_GOTNO 0x7000000a /* Number of local GOT entries */
1280#define DT_MIPS_CONFLICTNO 0x7000000b /* Number of CONFLICT entries */
1281#define DT_MIPS_LIBLISTNO 0x70000010 /* Number of LIBLIST entries */
1282#define DT_MIPS_SYMTABNO 0x70000011 /* Number of DYNSYM entries */
1283#define DT_MIPS_UNREFEXTNO 0x70000012 /* First external DYNSYM */
1284#define DT_MIPS_GOTSYM 0x70000013 /* First GOT entry in DYNSYM */
1285#define DT_MIPS_HIPAGENO 0x70000014 /* Number of GOT page table entries */
0200214b 1286#define DT_MIPS_RLD_MAP 0x70000016 /* Address of run time loader map. */
c3966b88
UD		 1287#define DT_MIPS_DELTA_CLASS 0x70000017 /* Delta C++ class definition. */
1288#define DT_MIPS_DELTA_CLASS_NO 0x70000018 /* Number of entries in
1289 DT_MIPS_DELTA_CLASS. */
1290#define DT_MIPS_DELTA_INSTANCE 0x70000019 /* Delta C++ class instances. */
1291#define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a /* Number of entries in
1292 DT_MIPS_DELTA_INSTANCE. */
1293#define DT_MIPS_DELTA_RELOC 0x7000001b /* Delta relocations. */
1294#define DT_MIPS_DELTA_RELOC_NO 0x7000001c /* Number of entries in
1295 DT_MIPS_DELTA_RELOC. */
1296#define DT_MIPS_DELTA_SYM 0x7000001d /* Delta symbols that Delta
1297 relocations refer to. */
1298#define DT_MIPS_DELTA_SYM_NO 0x7000001e /* Number of entries in
1299 DT_MIPS_DELTA_SYM. */
1300#define DT_MIPS_DELTA_CLASSSYM 0x70000020 /* Delta symbols that hold the
1301 class declaration. */
1302#define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 /* Number of entries in
1303 DT_MIPS_DELTA_CLASSSYM. */
1304#define DT_MIPS_CXX_FLAGS 0x70000022 /* Flags indicating for C++ flavor. */
1305#define DT_MIPS_PIXIE_INIT 0x70000023
1306#define DT_MIPS_SYMBOL_LIB 0x70000024
1307#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025
1308#define DT_MIPS_LOCAL_GOTIDX 0x70000026
1309#define DT_MIPS_HIDDEN_GOTIDX 0x70000027
1310#define DT_MIPS_PROTECTED_GOTIDX 0x70000028
1311#define DT_MIPS_OPTIONS 0x70000029 /* Address of .options. */
1312#define DT_MIPS_INTERFACE 0x7000002a /* Address of .interface. */
1313#define DT_MIPS_DYNSTR_ALIGN 0x7000002b
1314#define DT_MIPS_INTERFACE_SIZE 0x7000002c /* Size of the .interface section. */
1315#define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d /* Address of rld_text_rsolve
1316 function stored in GOT. */
1317#define DT_MIPS_PERF_SUFFIX 0x7000002e /* Default suffix of dso to be added
1318 by rld on dlopen() calls. */
1319#define DT_MIPS_COMPACT_SIZE 0x7000002f /* (O32)Size of compact rel section. */
1320#define DT_MIPS_GP_VALUE 0x70000030 /* GP value for aux GOTs. */
1321#define DT_MIPS_AUX_DYNAMIC 0x70000031 /* Address of aux .dynamic. */
1322#define DT_MIPS_NUM 0x32
28f540f4 1323
7cabd57c 1324/* Legal values for DT_MIPS_FLAGS Elf32_Dyn entry. */
28f540f4
RM		 1325
1326#define RHF_NONE 0 /* No flags */
1327#define RHF_QUICKSTART (1 << 0) /* Use quickstart */
1328#define RHF_NOTPOT (1 << 1) /* Hash size not power of 2 */
1329#define RHF_NO_LIBRARY_REPLACEMENT (1 << 2) /* Ignore LD_LIBRARY_PATH */
c3966b88
UD		 1330#define RHF_NO_MOVE (1 << 3)
1331#define RHF_SGI_ONLY (1 << 4)
1332#define RHF_GUARANTEE_INIT (1 << 5)
1333#define RHF_DELTA_C_PLUS_PLUS (1 << 6)
1334#define RHF_GUARANTEE_START_INIT (1 << 7)
1335#define RHF_PIXIE (1 << 8)
1336#define RHF_DEFAULT_DELAY_LOAD (1 << 9)
1337#define RHF_REQUICKSTART (1 << 10)
1338#define RHF_REQUICKSTARTED (1 << 11)
1339#define RHF_CORD (1 << 12)
1340#define RHF_NO_UNRES_UNDEF (1 << 13)
1341#define RHF_RLD_ORDER_SAFE (1 << 14)
28f540f4
RM		 1342
1343/* Entries found in sections of type SHT_MIPS_LIBLIST. */
1344
1345typedef struct
1346{
c3966b88
UD		 1347 Elf32_Word l_name; /* Name (string table index) */
1348 Elf32_Word l_time_stamp; /* Timestamp */
1349 Elf32_Word l_checksum; /* Checksum */
1350 Elf32_Word l_version; /* Interface version */
1351 Elf32_Word l_flags; /* Flags */
28f540f4
RM		 1352} Elf32_Lib;
1353
c3966b88
UD		 1354typedef struct
1355{
1356 Elf64_Word l_name; /* Name (string table index) */
1357 Elf64_Word l_time_stamp; /* Timestamp */
1358 Elf64_Word l_checksum; /* Checksum */
1359 Elf64_Word l_version; /* Interface version */
1360 Elf64_Word l_flags; /* Flags */
1361} Elf64_Lib;
1362
1363
28f540f4
RM		 1364/* Legal values for l_flags. */
1365
c3966b88 1366#define LL_NONE 0
28f540f4
RM		 1367#define LL_EXACT_MATCH (1 << 0) /* Require exact match */
1368#define LL_IGNORE_INT_VER (1 << 1) /* Ignore interface version */
c3966b88
UD		 1369#define LL_REQUIRE_MINOR (1 << 2)
1370#define LL_EXPORTS (1 << 3)
1371#define LL_DELAY_LOAD (1 << 4)
1372#define LL_DELTA (1 << 5)
28f540f4
RM		 1373
1374/* Entries found in sections of type SHT_MIPS_CONFLICT. */
1375
1376typedef Elf32_Addr Elf32_Conflict;
1377
1378
0200214b
RM		 1379/* HPPA specific definitions. */
1380
1ff283cb
UD		 1381/* Legal values for e_flags field of Elf32_Ehdr. */
1382
1383#define EF_PARISC_TRAPNL 1 /* Trap nil pointer dereference. */
1384#define EF_PARISC_EXT 2 /* Program uses arch. extensions. */
1385#define EF_PARISC_ARCH 0xffff0000 /* Architecture version. */
1386/* Defined values are:
1387 0x020b PA-RISC 1.0 big-endian
1388 0x0210 PA-RISC 1.1 big-endian
1389 0x028b PA-RISC 1.0 little-endian
1390 0x0290 PA-RISC 1.1 little-endian
1391*/
1392
0200214b
RM		 1393/* Legal values for sh_type field of Elf32_Shdr. */
1394
1395#define SHT_PARISC_GOT 0x70000000 /* GOT for external data. */
1396#define SHT_PARISC_ARCH 0x70000001 /* Architecture extensions. */
1397#define SHT_PARISC_GLOBAL 0x70000002 /* Definition of $global$. */
1398#define SHT_PARISC_MILLI 0x70000003 /* Millicode routines. */
1399#define SHT_PARISC_UNWIND 0x70000004 /* Unwind information. */
1400#define SHT_PARISC_PLT 0x70000005 /* Procedure linkage table. */
1401#define SHT_PARISC_SDATA 0x70000006 /* Short initialized data. */
1402#define SHT_PARISC_SBSS 0x70000007 /* Short uninitialized data. */
1403#define SHT_PARISC_SYMEXTN 0x70000008 /* Argument/relocation info. */
1404#define SHT_PARISC_STUBS 0x70000009 /* Linker stubs. */
1405
1406/* Legal values for sh_flags field of Elf32_Shdr. */
1407
1ff283cb 1408#define SHF_PARISC_GLOBAL 0x10000000 /* Section defines dp. */
0200214b
RM		 1409#define SHF_PARISC_SHORT 0x20000000 /* Section with short addressing. */
1410
1411/* Legal values for ST_TYPE subfield of st_info (symbol type). */
1412
1413#define STT_PARISC_MILLICODE 13 /* Millicode function entry point. */
1414
1ff283cb
UD		 1415/* HPPA relocs. */
1416
1417#define R_PARISC_NONE 0 /* No reloc. */
1418#define R_PARISC_DIR32 1 /* Direct 32-bit reference. */
1419#define R_PARISC_DIR21L 2 /* Left 21 bits of eff. address. */
1420#define R_PARISC_DIR17R 3 /* Right 17 bits of eff. address. */
1421#define R_PARISC_DIR14R 4 /* Right 14 bits of eff. address. */
1422#define R_PARISC_PCREL21L 5 /* PC-relative, left 21 bits. */
1423#define R_PARISC_PCREL14R 6 /* PC-relative, right 14 bits. */
1424#define R_PARISC_PCREL17C 7 /* Conditional PC-relative, ignore
1425 if displacement > 17bits. */
1426#define R_PARISC_PCREL17F 8 /* Conditional PC-relative, must
1427 fit in 17bits. */
1428#define R_PARISC_DPREL21L 9 /* DP-relative, left 21 bits. */
1429#define R_PARISC_DPREL14R 10 /* DP-relative, right 14 bits. */
1430#define R_PARISC_DPREL14F 11 /* DP-relative, must bit in 14 bits. */
1431#define R_PARISC_DLTREL21L 12 /* DLT-relative, left 21 bits. */
1432#define R_PARISC_DLTREL14R 13 /* DLT-relative, right 14 bits. */
1433#define R_PARISC_DLTREL14F 14 /* DLT-relative, must fit in 14 bits.*/
1434#define R_PARISC_DLTIND21L 15 /* DLT-relative indirect, left
1435 21 bits. */
1436#define R_PARISC_DLTIND14R 16 /* DLT-relative indirect, right
1437 14 bits. */
1438#define R_PARISC_DLTIND14F 17 /* DLT-relative indirect, must fit
1439 int 14 bits. */
1440#define R_PARISC_PLABEL32 18 /* Direct 32-bit reference to proc. */
0200214b 1441
41df5ed4
RH		 1442/* Alpha specific definitions. */
1443
1444/* Legal values for e_flags field of Elf64_Ehdr. */
1445
1446#define EF_ALPHA_32BIT 1 /* All addresses must be < 2GB. */
1447#define EF_ALPHA_CANRELAX 2 /* Relocations for relaxing exist. */
1448
1449/* Legal values for sh_type field of Elf64_Shdr. */
1450
1451/* These two are primerily concerned with ECOFF debugging info. */
1452#define SHT_ALPHA_DEBUG 0x70000001
1453#define SHT_ALPHA_REGINFO 0x70000002
1454
1455/* Legal values for sh_flags field of Elf64_Shdr. */
1456
1457#define SHF_ALPHA_GPREL 0x10000000
266180eb 1458
b259e746
UD		 1459/* Legal values for st_other field of Elf64_Sym. */
1460#define STO_ALPHA_NOPV 0x80 /* No PV required. */
1461#define STO_ALPHA_STD_GPLOAD 0x88 /* PV only used for initial ldgp. */
1462
266180eb
RM		 1463/* Alpha relocs. */
1464
1465#define R_ALPHA_NONE 0 /* No reloc */
1466#define R_ALPHA_REFLONG 1 /* Direct 32 bit */
1467#define R_ALPHA_REFQUAD 2 /* Direct 64 bit */
1468#define R_ALPHA_GPREL32 3 /* GP relative 32 bit */
1469#define R_ALPHA_LITERAL 4 /* GP relative 16 bit w/optimization */
1470#define R_ALPHA_LITUSE 5 /* Optimization hint for LITERAL */
1471#define R_ALPHA_GPDISP 6 /* Add displacement to GP */
1472#define R_ALPHA_BRADDR 7 /* PC+4 relative 23 bit shifted */
1473#define R_ALPHA_HINT 8 /* PC+4 relative 16 bit shifted */
1474#define R_ALPHA_SREL16 9 /* PC relative 16 bit */
1475#define R_ALPHA_SREL32 10 /* PC relative 32 bit */
1476#define R_ALPHA_SREL64 11 /* PC relative 64 bit */
1477#define R_ALPHA_OP_PUSH 12 /* OP stack push */
1478#define R_ALPHA_OP_STORE 13 /* OP stack pop and store */
1479#define R_ALPHA_OP_PSUB 14 /* OP stack subtract */
1480#define R_ALPHA_OP_PRSHIFT 15 /* OP stack right shift */
1481#define R_ALPHA_GPVALUE 16
1482#define R_ALPHA_GPRELHIGH 17
1483#define R_ALPHA_GPRELLOW 18
1484#define R_ALPHA_IMMED_GP_16 19
1485#define R_ALPHA_IMMED_GP_HI32 20
1486#define R_ALPHA_IMMED_SCN_HI32 21
1487#define R_ALPHA_IMMED_BR_HI32 22
1488#define R_ALPHA_IMMED_LO32 23
1489#define R_ALPHA_COPY 24 /* Copy symbol at runtime */
1490#define R_ALPHA_GLOB_DAT 25 /* Create GOT entry */
1491#define R_ALPHA_JMP_SLOT 26 /* Create PLT entry */
1492#define R_ALPHA_RELATIVE 27 /* Adjust by program base */
7ce241a0
UD		 1493/* Keep this the last entry. */
1494#define R_ALPHA_NUM 28
266180eb 1495
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UD		 1496
1497/* PowerPC specific declarations */
1498
1499/* PowerPC relocations defined by the ABIs */
1500#define R_PPC_NONE 0
d610a544
UD		 1501#define R_PPC_ADDR32 1 /* 32bit absolute address */
1502#define R_PPC_ADDR24 2 /* 26bit address, 2 bits ignored. */
1503#define R_PPC_ADDR16 3 /* 16bit absolute address */
1504#define R_PPC_ADDR16_LO 4 /* lower 16bit of absolute address */
1505#define R_PPC_ADDR16_HI 5 /* high 16bit of absolute address */
1506#define R_PPC_ADDR16_HA 6 /* adjusted high 16bit */
1507#define R_PPC_ADDR14 7 /* 16bit address, 2 bits ignored */
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UD		 1508#define R_PPC_ADDR14_BRTAKEN 8
1509#define R_PPC_ADDR14_BRNTAKEN 9
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UD		 1510#define R_PPC_REL24 10 /* PC relative 26 bit */
1511#define R_PPC_REL14 11 /* PC relative 16 bit */
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UD		 1512#define R_PPC_REL14_BRTAKEN 12
1513#define R_PPC_REL14_BRNTAKEN 13
1514#define R_PPC_GOT16 14
1515#define R_PPC_GOT16_LO 15
1516#define R_PPC_GOT16_HI 16
1517#define R_PPC_GOT16_HA 17
1518#define R_PPC_PLTREL24 18
1519#define R_PPC_COPY 19
1520#define R_PPC_GLOB_DAT 20
1521#define R_PPC_JMP_SLOT 21
1522#define R_PPC_RELATIVE 22
1523#define R_PPC_LOCAL24PC 23
1524#define R_PPC_UADDR32 24
1525#define R_PPC_UADDR16 25
1526#define R_PPC_REL32 26
1527#define R_PPC_PLT32 27
1528#define R_PPC_PLTREL32 28
1529#define R_PPC_PLT16_LO 29
1530#define R_PPC_PLT16_HI 30
1531#define R_PPC_PLT16_HA 31
1532#define R_PPC_SDAREL16 32
1533#define R_PPC_SECTOFF 33
1534#define R_PPC_SECTOFF_LO 34
1535#define R_PPC_SECTOFF_HI 35
1536#define R_PPC_SECTOFF_HA 36
7ce241a0
UD		 1537/* Keep this the last entry. */
1538#define R_PPC_NUM 37
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UD		 1539
1540/* The remaining relocs are from the Embedded ELF ABI, and are not
1541 in the SVR4 ELF ABI. */
1542#define R_PPC_EMB_NADDR32 101
1543#define R_PPC_EMB_NADDR16 102
1544#define R_PPC_EMB_NADDR16_LO 103
1545#define R_PPC_EMB_NADDR16_HI 104
1546#define R_PPC_EMB_NADDR16_HA 105
1547#define R_PPC_EMB_SDAI16 106
1548#define R_PPC_EMB_SDA2I16 107
1549#define R_PPC_EMB_SDA2REL 108
d610a544 1550#define R_PPC_EMB_SDA21 109 /* 16 bit offset in SDA */
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UD		 1551#define R_PPC_EMB_MRKREF 110
1552#define R_PPC_EMB_RELSEC16 111
1553#define R_PPC_EMB_RELST_LO 112
1554#define R_PPC_EMB_RELST_HI 113
1555#define R_PPC_EMB_RELST_HA 114
1556#define R_PPC_EMB_BIT_FLD 115
d610a544
UD		 1557#define R_PPC_EMB_RELSDA 116 /* 16 bit relative offset in SDA */
1558
1559/* Diab tool relocations. */
1560#define R_PPC_DIAB_SDA21_LO 180 /* like EMB_SDA21, but lower 16 bit */
1561#define R_PPC_DIAB_SDA21_HI 181 /* like EMB_SDA21, but high 16 bit */
1562#define R_PPC_DIAB_SDA21_HA 182 /* like EMB_SDA21, adjusted high 16 */
1563#define R_PPC_DIAB_RELSDA_LO 183 /* like EMB_RELSDA, but lower 16 bit */
1564#define R_PPC_DIAB_RELSDA_HI 184 /* like EMB_RELSDA, but high 16 bit */
1565#define R_PPC_DIAB_RELSDA_HA 185 /* like EMB_RELSDA, adjusted high 16 */
4cca6b86
UD		 1566
1567/* This is a phony reloc to handle any old fashioned TOC16 references
1568 that may still be in object files. */
1569#define R_PPC_TOC16 255
1570
bf7997b6
UD		 1571
1572/* ARM specific declarations */
1573
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UD		 1574/* Processor specific flags for the ELF header e_flags field. */
1575#define EF_ARM_RELEXEC 0x01
1576#define EF_ARM_HASENTRY 0x02
1577#define EF_ARM_INTERWORK 0x04
1578#define EF_ARM_APCS_26 0x08
1579#define EF_ARM_APCS_FLOAT 0x10
1580#define EF_ARM_PIC 0x20
a64e578b
UD		 1581#define EF_ALIGN8 0x40 /* 8-bit structure alignment is in use */
1582#define EF_NEW_ABI 0x80
1583#define EF_OLD_ABI 0x100
c1a61edb
UD		 1584
1585/* Additional symbol types for Thumb */
1586#define STT_ARM_TFUNC 0xd
1587
1588/* ARM-specific values for sh_flags */
1589#define SHF_ARM_ENTRYSECT 0x10000000 /* Section contains an entry point */
eeabe877 1590#define SHF_ARM_COMDEF 0x80000000 /* Section may be multiply defined
c1a61edb
UD		 1591 in the input to a link step */
1592
1593/* ARM-specific program header flags */
eeabe877 1594#define PF_ARM_SB 0x10000000 /* Segment contains the location
c1a61edb 1595 addressed by the static base */
bf7997b6 1596
c1a61edb
UD		 1597/* ARM relocs. */
1598#define R_ARM_NONE 0 /* No reloc */
1599#define R_ARM_PC24 1 /* PC relative 26 bit branch */
1600#define R_ARM_ABS32 2 /* Direct 32 bit */
1601#define R_ARM_REL32 3 /* PC relative 32 bit */
a64e578b 1602#define R_ARM_PC13 4
c1a61edb
UD		 1603#define R_ARM_ABS16 5 /* Direct 16 bit */
1604#define R_ARM_ABS12 6 /* Direct 12 bit */
1605#define R_ARM_THM_ABS5 7
a64e578b 1606#define R_ARM_ABS8 8 /* Direct 8 bit */
c1a61edb 1607#define R_ARM_SBREL32 9
a64e578b
UD		 1608#define R_ARM_THM_PC22 10
1609#define R_ARM_THM_PC8 11
1610#define R_ARM_AMP_VCALL9 12
1611#define R_ARM_SWI24 13
1612#define R_ARM_THM_SWI8 14
1613#define R_ARM_XPC25 15
1614#define R_ARM_THM_XPC22 16
c1a61edb
UD		 1615#define R_ARM_COPY 20 /* Copy symbol at runtime */
1616#define R_ARM_GLOB_DAT 21 /* Create GOT entry */
1617#define R_ARM_JUMP_SLOT 22 /* Create PLT entry */
1618#define R_ARM_RELATIVE 23 /* Adjust by program base */
1619#define R_ARM_GOTOFF 24 /* 32 bit offset to GOT */
1620#define R_ARM_GOTPC 25 /* 32 bit PC relative offset to GOT */
1621#define R_ARM_GOT32 26 /* 32 bit GOT entry */
1622#define R_ARM_PLT32 27 /* 32 bit PLT address */
a64e578b
UD		 1623#define R_ARM_GNU_VTENTRY 100
1624#define R_ARM_GNU_VTINHERIT 101
1625#define R_ARM_THM_PC11 102 /* thumb unconditional branch */
1626#define R_ARM_THM_PC9 103 /* thumb conditional branch */
1627#define R_ARM_RXPC25 249
c1a61edb
UD		 1628#define R_ARM_RSBREL32 250
1629#define R_ARM_THM_RPC22 251
1630#define R_ARM_RREL32 252
1631#define R_ARM_RABS22 253
1632#define R_ARM_RPC24 254
1633#define R_ARM_RBASE 255
7ce241a0 1634/* Keep this the last entry. */
c1a61edb 1635#define R_ARM_NUM 256
bf7997b6 1636
54d79e99 1637__END_DECLS
266180eb 1638
28f540f4 1639#endif /* elf.h */
GNU C Library master sources
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