xref: /titanic_41/usr/src/uts/common/sys/elf.h (revision 9a0e82381c494d655823a54fc713a8c2a571131c)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
27 /*	  All Rights Reserved  	*/
28 
29 
30 #ifndef _SYS_ELF_H
31 #define	_SYS_ELF_H
32 
33 #include <sys/elftypes.h>
34 
35 #ifdef	__cplusplus
36 extern "C" {
37 #endif
38 
39 #define	ELF32_FSZ_ADDR	4
40 #define	ELF32_FSZ_HALF	2
41 #define	ELF32_FSZ_OFF	4
42 #define	ELF32_FSZ_SWORD	4
43 #define	ELF32_FSZ_WORD	4
44 
45 #define	ELF64_FSZ_ADDR	8
46 #define	ELF64_FSZ_HALF	2
47 #define	ELF64_FSZ_OFF	8
48 #define	ELF64_FSZ_SWORD	4
49 #define	ELF64_FSZ_WORD	4
50 #define	ELF64_FSZ_SXWORD 8
51 #define	ELF64_FSZ_XWORD	8
52 
53 /*
54  *	"Enumerations" below use ...NUM as the number of
55  *	values in the list.  It should be 1 greater than the
56  *	highest "real" value.
57  */
58 
59 /*
60  *	ELF header
61  */
62 
63 #define	EI_NIDENT	16
64 
65 typedef struct {
66 	unsigned char	e_ident[EI_NIDENT];	/* ident bytes */
67 	Elf32_Half	e_type;			/* file type */
68 	Elf32_Half	e_machine;		/* target machine */
69 	Elf32_Word	e_version;		/* file version */
70 	Elf32_Addr	e_entry;		/* start address */
71 	Elf32_Off	e_phoff;		/* phdr file offset */
72 	Elf32_Off	e_shoff;		/* shdr file offset */
73 	Elf32_Word	e_flags;		/* file flags */
74 	Elf32_Half	e_ehsize;		/* sizeof ehdr */
75 	Elf32_Half	e_phentsize;		/* sizeof phdr */
76 	Elf32_Half	e_phnum;		/* number phdrs */
77 	Elf32_Half	e_shentsize;		/* sizeof shdr */
78 	Elf32_Half	e_shnum;		/* number shdrs */
79 	Elf32_Half	e_shstrndx;		/* shdr string index */
80 } Elf32_Ehdr;
81 
82 #if defined(_LP64) || defined(_LONGLONG_TYPE)
83 typedef struct {
84 	unsigned char	e_ident[EI_NIDENT];	/* ident bytes */
85 	Elf64_Half	e_type;			/* file type */
86 	Elf64_Half	e_machine;		/* target machine */
87 	Elf64_Word	e_version;		/* file version */
88 	Elf64_Addr	e_entry;		/* start address */
89 	Elf64_Off	e_phoff;		/* phdr file offset */
90 	Elf64_Off	e_shoff;		/* shdr file offset */
91 	Elf64_Word	e_flags;		/* file flags */
92 	Elf64_Half	e_ehsize;		/* sizeof ehdr */
93 	Elf64_Half	e_phentsize;		/* sizeof phdr */
94 	Elf64_Half	e_phnum;		/* number phdrs */
95 	Elf64_Half	e_shentsize;		/* sizeof shdr */
96 	Elf64_Half	e_shnum;		/* number shdrs */
97 	Elf64_Half	e_shstrndx;		/* shdr string index */
98 } Elf64_Ehdr;
99 #endif	/* defined(_LP64) || defined(_LONGLONG_TYPE) */
100 
101 
102 #define	EI_MAG0		0	/* e_ident[] indexes */
103 #define	EI_MAG1		1
104 #define	EI_MAG2		2
105 #define	EI_MAG3		3
106 #define	EI_CLASS	4	/* File class */
107 #define	EI_DATA		5	/* Data encoding */
108 #define	EI_VERSION	6	/* File version */
109 #define	EI_OSABI	7	/* Operating system/ABI identification */
110 #define	EI_ABIVERSION	8	/* ABI version */
111 #define	EI_PAD		9	/* Start of padding bytes */
112 
113 #define	ELFMAG0		0x7f		/* EI_MAG */
114 #define	ELFMAG1		'E'
115 #define	ELFMAG2		'L'
116 #define	ELFMAG3		'F'
117 #define	ELFMAG		"\177ELF"
118 #define	SELFMAG		4
119 
120 #define	ELFCLASSNONE	0		/* EI_CLASS */
121 #define	ELFCLASS32	1
122 #define	ELFCLASS64	2
123 #define	ELFCLASSNUM	3
124 
125 #define	ELFDATANONE	0		/* EI_DATA */
126 #define	ELFDATA2LSB	1
127 #define	ELFDATA2MSB	2
128 #define	ELFDATANUM	3
129 
130 #define	ET_NONE		0		/* e_type */
131 #define	ET_REL		1
132 #define	ET_EXEC		2
133 #define	ET_DYN		3
134 #define	ET_CORE		4
135 #define	ET_NUM		5
136 #define	ET_LOOS		0xfe00		/* OS specific range */
137 #define	ET_LOSUNW	0xfeff
138 #define	ET_SUNWPSEUDO	0xfeff
139 #define	ET_HISUNW	0xfeff
140 #define	ET_HIOS		0xfeff
141 #define	ET_LOPROC	0xff00		/* processor specific range */
142 #define	ET_HIPROC	0xffff
143 
144 #define	ET_LOPROC	0xff00		/* processor specific range */
145 #define	ET_HIPROC	0xffff
146 
147 #define	EM_NONE		0		/* e_machine */
148 #define	EM_M32		1		/* AT&T WE 32100 */
149 #define	EM_SPARC	2		/* Sun SPARC */
150 #define	EM_386		3		/* Intel 80386 */
151 #define	EM_68K		4		/* Motorola 68000 */
152 #define	EM_88K		5		/* Motorola 88000 */
153 #define	EM_486		6		/* Intel 80486 */
154 #define	EM_860		7		/* Intel i860 */
155 #define	EM_MIPS		8		/* MIPS RS3000 Big-Endian */
156 #define	EM_S370		9		/* IBM System/370 Processor */
157 #define	EM_MIPS_RS3_LE	10		/* MIPS RS3000 Little-Endian */
158 #define	EM_RS6000	11		/* RS6000 */
159 #define	EM_UNKNOWN12	12
160 #define	EM_UNKNOWN13	13
161 #define	EM_UNKNOWN14	14
162 #define	EM_PA_RISC	15		/* PA-RISC */
163 #define	EM_PARISC	EM_PA_RISC	/* Alias: GNU compatibility */
164 #define	EM_nCUBE	16		/* nCUBE */
165 #define	EM_VPP500	17		/* Fujitsu VPP500 */
166 #define	EM_SPARC32PLUS	18		/* Sun SPARC 32+ */
167 #define	EM_960		19		/* Intel 80960 */
168 #define	EM_PPC		20		/* PowerPC */
169 #define	EM_PPC64	21		/* 64-bit PowerPC */
170 #define	EM_S390		22		/* IBM System/390 Processor */
171 #define	EM_UNKNOWN22	EM_S390		/* Alias: Older published name */
172 #define	EM_UNKNOWN23	23
173 #define	EM_UNKNOWN24	24
174 #define	EM_UNKNOWN25	25
175 #define	EM_UNKNOWN26	26
176 #define	EM_UNKNOWN27	27
177 #define	EM_UNKNOWN28	28
178 #define	EM_UNKNOWN29	29
179 #define	EM_UNKNOWN30	30
180 #define	EM_UNKNOWN31	31
181 #define	EM_UNKNOWN32	32
182 #define	EM_UNKNOWN33	33
183 #define	EM_UNKNOWN34	34
184 #define	EM_UNKNOWN35	35
185 #define	EM_V800		36		/* NEX V800 */
186 #define	EM_FR20		37		/* Fujitsu FR20 */
187 #define	EM_RH32		38		/* TRW RH-32 */
188 #define	EM_RCE		39		/* Motorola RCE */
189 #define	EM_ARM		40		/* Advanced RISC Marchines ARM */
190 #define	EM_ALPHA	41		/* Digital Alpha */
191 #define	EM_SH		42		/* Hitachi SH */
192 #define	EM_SPARCV9	43		/* Sun SPARC V9 (64-bit) */
193 #define	EM_TRICORE	44		/* Siemens Tricore embedded processor */
194 #define	EM_ARC		45		/* Argonaut RISC Core, */
195 					/*	Argonaut Technologies Inc. */
196 #define	EM_H8_300	46		/* Hitachi H8/300 */
197 #define	EM_H8_300H	47		/* Hitachi H8/300H */
198 #define	EM_H8S		48		/* Hitachi H8S */
199 #define	EM_H8_500	49		/* Hitachi H8/500 */
200 #define	EM_IA_64	50		/* Intel IA64 */
201 #define	EM_MIPS_X	51		/* Stanford MIPS-X */
202 #define	EM_COLDFIRE	52		/* Motorola ColdFire */
203 #define	EM_68HC12	53		/* Motorola M68HC12 */
204 #define	EM_MMA		54		/* Fujitsu MMA Mulimedia Accelerator */
205 #define	EM_PCP		55		/* Siemens PCP */
206 #define	EM_NCPU		56		/* Sony nCPU embedded RISC processor */
207 #define	EM_NDR1		57		/* Denso NDR1 microprocessor */
208 #define	EM_STARCORE	58		/* Motorola Star*Core processor */
209 #define	EM_ME16		59		/* Toyota ME16 processor */
210 #define	EM_ST100	60		/* STMicroelectronics ST100 processor */
211 #define	EM_TINYJ	61		/* Advanced Logic Corp. TinyJ */
212 					/*	embedded processor family */
213 #define	EM_AMD64	62		/* AMDs x86-64 architecture */
214 #define	EM_X86_64	EM_AMD64	/* (compatibility) */
215 
216 #define	EM_PDSP		63		/* Sony DSP Processor */
217 #define	EM_UNKNOWN64	64
218 #define	EM_UNKNOWN65	65
219 #define	EM_FX66		66		/* Siemens FX66 microcontroller */
220 #define	EM_ST9PLUS	67		/* STMicroelectronics ST9+8/16 bit */
221 					/*	microcontroller */
222 #define	EM_ST7		68		/* STMicroelectronics ST7 8-bit */
223 					/*	microcontroller */
224 #define	EM_68HC16	69		/* Motorola MC68HC16 Microcontroller */
225 #define	EM_68HC11	70		/* Motorola MC68HC11 Microcontroller */
226 #define	EM_68HC08	71		/* Motorola MC68HC08 Microcontroller */
227 #define	EM_68HC05	72		/* Motorola MC68HC05 Microcontroller */
228 #define	EM_SVX		73		/* Silicon Graphics SVx */
229 #define	EM_ST19		74		/* STMicroelectronics ST19 8-bit */
230 					/*	microcontroller */
231 #define	EM_VAX		75		/* Digital VAX */
232 #define	EM_CRIS		76		/* Axis Communications 32-bit */
233 					/*	embedded processor */
234 #define	EM_JAVELIN	77		/* Infineon Technologies 32-bit */
235 					/*	embedded processor */
236 #define	EM_FIREPATH	78		/* Element 14 64-bit DSP Processor */
237 #define	EM_ZSP		79		/* LSI Logic 16-bit DSP Processor */
238 #define	EM_MMIX		80		/* Donald Knuth's educational */
239 					/*	64-bit processor */
240 #define	EM_HUANY	81		/* Harvard University */
241 					/*	machine-independent */
242 					/*	object files */
243 #define	EM_PRISM	82		/* SiTera Prism */
244 #define	EM_AVR		83		/* Atmel AVR 8-bit microcontroller */
245 #define	EM_FR30		84		/* Fujitsu FR30 */
246 #define	EM_D10V		85		/* Mitsubishi D10V */
247 #define	EM_D30V		86		/* Mitsubishi D30V */
248 #define	EM_V850		87		/* NEC v850 */
249 #define	EM_M32R		88		/* Mitsubishi M32R */
250 #define	EM_MN10300	89		/* Matsushita MN10300 */
251 #define	EM_MN10200	90		/* Matsushita MN10200 */
252 #define	EM_PJ		91		/* picoJava */
253 #define	EM_OPENRISC	92		/* OpenRISC 32-bit embedded processor */
254 #define	EM_ARC_A5	93		/* ARC Cores Tangent-A5 */
255 #define	EM_XTENSA	94		/* Tensilica Xtensa architecture */
256 #define	EM_NUM		95
257 
258 #define	EV_NONE		0		/* e_version, EI_VERSION */
259 #define	EV_CURRENT	1
260 #define	EV_NUM		2
261 
262 
263 #define	ELFOSABI_NONE		0	/* No extensions or unspecified */
264 #define	ELFOSABI_SYSV		ELFOSABI_NONE
265 #define	ELFOSABI_HPUX		1	/* Hewlett-Packard HP-UX */
266 #define	ELFOSABI_NETBSD		2	/* NetBSD */
267 #define	ELFOSABI_LINUX		3	/* Linux */
268 #define	ELFOSABI_UNKNOWN4	4
269 #define	ELFOSABI_UNKNOWN5	5
270 #define	ELFOSABI_SOLARIS	6	/* Sun Solaris */
271 #define	ELFOSABI_AIX		7	/* AIX */
272 #define	ELFOSABI_IRIX		8	/* IRIX */
273 #define	ELFOSABI_FREEBSD	9	/* FreeBSD */
274 #define	ELFOSABI_TRU64		10	/* Compaq TRU64 UNIX */
275 #define	ELFOSABI_MODESTO	11	/* Novell Modesto */
276 #define	ELFOSABI_OPENBSD	12	/* Open BSD */
277 #define	ELFOSABI_OPENVMS	13	/* Open VMS */
278 #define	ELFOSABI_NSK		14	/* Hewlett-Packard Non-Stop Kernel */
279 #define	ELFOSABI_AROS		15	/* Amiga Research OS */
280 #define	ELFOSABI_ARM		97	/* ARM */
281 #define	ELFOSABI_STANDALONE	255	/* standalone (embedded) application */
282 
283 #define	EAV_SUNW_NONE		0	/* EI_ABIVERSION */
284 #define	EAV_SUNW_CURRENT	1
285 #define	EAV_SUNW_NUM		2
286 
287 
288 /*
289  *	Program header
290  */
291 
292 typedef struct {
293 	Elf32_Word	p_type;		/* entry type */
294 	Elf32_Off	p_offset;	/* file offset */
295 	Elf32_Addr	p_vaddr;	/* virtual address */
296 	Elf32_Addr	p_paddr;	/* physical address */
297 	Elf32_Word	p_filesz;	/* file size */
298 	Elf32_Word	p_memsz;	/* memory size */
299 	Elf32_Word	p_flags;	/* entry flags */
300 	Elf32_Word	p_align;	/* memory/file alignment */
301 } Elf32_Phdr;
302 
303 #if defined(_LP64) || defined(_LONGLONG_TYPE)
304 typedef struct {
305 	Elf64_Word	p_type;		/* entry type */
306 	Elf64_Word	p_flags;	/* entry flags */
307 	Elf64_Off	p_offset;	/* file offset */
308 	Elf64_Addr	p_vaddr;	/* virtual address */
309 	Elf64_Addr	p_paddr;	/* physical address */
310 	Elf64_Xword	p_filesz;	/* file size */
311 	Elf64_Xword	p_memsz;	/* memory size */
312 	Elf64_Xword	p_align;	/* memory/file alignment */
313 } Elf64_Phdr;
314 #endif	/* defined(_LP64) || defined(_LONGLONG_TYPE) */
315 
316 
317 #define	PT_NULL		0		/* p_type */
318 #define	PT_LOAD		1
319 #define	PT_DYNAMIC	2
320 #define	PT_INTERP	3
321 #define	PT_NOTE		4
322 #define	PT_SHLIB	5
323 #define	PT_PHDR		6
324 #define	PT_TLS		7
325 #define	PT_NUM		8
326 
327 #define	PT_LOOS		0x60000000	/* OS specific range */
328 
329 /*
330  * PT_SUNW_UNWIND and PT_SUNW_EH_FRAME perform the same function,
331  * providing access to the .eh_frame_hdr section of the object.
332  * PT_SUNW_UNWIND is the original value, while PT_SUNW_EH_FRAME is
333  * required by the amd64 psABI. The Solaris link-editor (ld) tags output
334  * objects with PT_SUNW_UNWIND, but the Solaris runtime linker (ld.so.1)
335  * will accept and use either value.
336  */
337 #define	PT_SUNW_UNWIND		0x6464e550
338 #define	PT_SUNW_EH_FRAME	0x6474e550
339 #define	PT_GNU_EH_FRAME		PT_SUNW_EH_FRAME
340 
341 /*
342  * Linux specific program headers not currently used by Solaris
343  */
344 #define	PT_GNU_STACK	0x6474e551	/* Indicates stack executability */
345 #define	PT_GNU_RELRO	0x6474e552	/* Read-only after relocation */
346 
347 #define	PT_LOSUNW	0x6ffffffa
348 #define	PT_SUNWBSS	0x6ffffffa	/* Sun Specific segment (unused) */
349 #define	PT_SUNWSTACK	0x6ffffffb	/* describes the stack segment */
350 #define	PT_SUNWDTRACE	0x6ffffffc	/* private */
351 #define	PT_SUNWCAP	0x6ffffffd	/* hard/soft capabilities segment */
352 #define	PT_HISUNW	0x6fffffff
353 #define	PT_HIOS		0x6fffffff
354 
355 #define	PT_LOPROC	0x70000000	/* processor specific range */
356 #define	PT_HIPROC	0x7fffffff
357 
358 #define	PF_R		0x4		/* p_flags */
359 #define	PF_W		0x2
360 #define	PF_X		0x1
361 
362 #define	PF_MASKOS	0x0ff00000	/* OS specific values */
363 #define	PF_MASKPROC	0xf0000000	/* processor specific values */
364 
365 #define	PF_SUNW_FAILURE	0x00100000	/* mapping absent due to failure */
366 
367 #define	PN_XNUM		0xffff		/* extended program header index */
368 
369 /*
370  *	Section header
371  */
372 
373 typedef struct {
374 	Elf32_Word	sh_name;	/* section name */
375 	Elf32_Word	sh_type;	/* SHT_... */
376 	Elf32_Word	sh_flags;	/* SHF_... */
377 	Elf32_Addr	sh_addr;	/* virtual address */
378 	Elf32_Off	sh_offset;	/* file offset */
379 	Elf32_Word	sh_size;	/* section size */
380 	Elf32_Word	sh_link;	/* misc info */
381 	Elf32_Word	sh_info;	/* misc info */
382 	Elf32_Word	sh_addralign;	/* memory alignment */
383 	Elf32_Word	sh_entsize;	/* entry size if table */
384 } Elf32_Shdr;
385 
386 #if defined(_LP64) || defined(_LONGLONG_TYPE)
387 typedef struct {
388 	Elf64_Word	sh_name;	/* section name */
389 	Elf64_Word	sh_type;	/* SHT_... */
390 	Elf64_Xword	sh_flags;	/* SHF_... */
391 	Elf64_Addr	sh_addr;	/* virtual address */
392 	Elf64_Off	sh_offset;	/* file offset */
393 	Elf64_Xword	sh_size;	/* section size */
394 	Elf64_Word	sh_link;	/* misc info */
395 	Elf64_Word	sh_info;	/* misc info */
396 	Elf64_Xword	sh_addralign;	/* memory alignment */
397 	Elf64_Xword	sh_entsize;	/* entry size if table */
398 } Elf64_Shdr;
399 #endif	/* defined(_LP64) || defined(_LONGLONG_TYPE) */
400 
401 #define	SHT_NULL		0		/* sh_type */
402 #define	SHT_PROGBITS		1
403 #define	SHT_SYMTAB		2
404 #define	SHT_STRTAB		3
405 #define	SHT_RELA		4
406 #define	SHT_HASH		5
407 #define	SHT_DYNAMIC		6
408 #define	SHT_NOTE		7
409 #define	SHT_NOBITS		8
410 #define	SHT_REL			9
411 #define	SHT_SHLIB		10
412 #define	SHT_DYNSYM		11
413 #define	SHT_UNKNOWN12		12
414 #define	SHT_UNKNOWN13		13
415 #define	SHT_INIT_ARRAY		14
416 #define	SHT_FINI_ARRAY		15
417 #define	SHT_PREINIT_ARRAY	16
418 #define	SHT_GROUP		17
419 #define	SHT_SYMTAB_SHNDX	18
420 #define	SHT_NUM			19
421 
422 /* Solaris ABI specific values */
423 #define	SHT_LOOS		0x60000000	/* OS specific range */
424 #define	SHT_LOSUNW		0x6ffffff1
425 #define	SHT_SUNW_symsort	0x6ffffff1
426 #define	SHT_SUNW_tlssort	0x6ffffff2
427 #define	SHT_SUNW_LDYNSYM	0x6ffffff3
428 #define	SHT_SUNW_dof		0x6ffffff4
429 #define	SHT_SUNW_cap		0x6ffffff5
430 #define	SHT_SUNW_SIGNATURE	0x6ffffff6
431 #define	SHT_SUNW_ANNOTATE	0x6ffffff7
432 #define	SHT_SUNW_DEBUGSTR	0x6ffffff8
433 #define	SHT_SUNW_DEBUG		0x6ffffff9
434 #define	SHT_SUNW_move		0x6ffffffa
435 #define	SHT_SUNW_COMDAT		0x6ffffffb
436 #define	SHT_SUNW_syminfo	0x6ffffffc
437 #define	SHT_SUNW_verdef		0x6ffffffd
438 #define	SHT_GNU_verdef		SHT_SUNW_verdef
439 #define	SHT_SUNW_verneed	0x6ffffffe
440 #define	SHT_GNU_verneed		SHT_SUNW_verneed
441 #define	SHT_SUNW_versym		0x6fffffff
442 #define	SHT_GNU_versym		SHT_SUNW_versym
443 #define	SHT_HISUNW		0x6fffffff
444 #define	SHT_HIOS		0x6fffffff
445 
446 /*
447  * GNU/Linux OSABI specific values with different meanings than under Solaris.
448  * Due to the overlap in assigned values with the Solaris OSABI, correct
449  * interpretation of these values requires knowledge of the OSABI used by
450  * the object.
451  */
452 #define	SHT_GNU_ATTRIBUTES	0x6ffffff5	/* Object attributes */
453 #define	SHT_GNU_HASH		0x6ffffff6	/* GNU-style hash table */
454 #define	SHT_GNU_LIBLIST		0x6ffffff7	/* Prelink library list */
455 #define	SHT_CHECKSUM		0x6ffffff8	/* Checksum for DSO content */
456 
457 #define	SHT_LOPROC	0x70000000	/* processor specific range */
458 #define	SHT_HIPROC	0x7fffffff
459 
460 #define	SHT_LOUSER	0x80000000
461 #define	SHT_HIUSER	0xffffffff
462 
463 #define	SHF_WRITE		0x01		/* sh_flags */
464 #define	SHF_ALLOC		0x02
465 #define	SHF_EXECINSTR		0x04
466 #define	SHF_MERGE		0x10
467 #define	SHF_STRINGS		0x20
468 #define	SHF_INFO_LINK		0x40
469 #define	SHF_LINK_ORDER		0x80
470 #define	SHF_OS_NONCONFORMING	0x100
471 #define	SHF_GROUP		0x200
472 #define	SHF_TLS			0x400
473 
474 #define	SHF_MASKOS	0x0ff00000	/* OS specific values */
475 
476 
477 #define	SHF_MASKPROC	0xf0000000	/* processor specific values */
478 
479 #define	SHN_UNDEF	0		/* special section numbers */
480 #define	SHN_LORESERVE	0xff00
481 #define	SHN_LOPROC	0xff00		/* processor specific range */
482 #define	SHN_HIPROC	0xff1f
483 #define	SHN_LOOS	0xff20		/* OS specific range */
484 #define	SHN_LOSUNW	0xff3f
485 #define	SHN_SUNW_IGNORE	0xff3f
486 #define	SHN_HISUNW	0xff3f
487 #define	SHN_HIOS	0xff3f
488 #define	SHN_ABS		0xfff1
489 #define	SHN_COMMON	0xfff2
490 #define	SHN_XINDEX	0xffff		/* extended sect index */
491 #define	SHN_HIRESERVE	0xffff
492 
493 
494 
495 /*
496  *	Symbol table
497  */
498 
499 typedef struct {
500 	Elf32_Word	st_name;
501 	Elf32_Addr	st_value;
502 	Elf32_Word	st_size;
503 	unsigned char	st_info;	/* bind, type: ELF_32_ST_... */
504 	unsigned char	st_other;
505 	Elf32_Half	st_shndx;	/* SHN_... */
506 } Elf32_Sym;
507 
508 #if defined(_LP64) || defined(_LONGLONG_TYPE)
509 typedef struct {
510 	Elf64_Word	st_name;
511 	unsigned char	st_info;	/* bind, type: ELF_64_ST_... */
512 	unsigned char	st_other;
513 	Elf64_Half	st_shndx;	/* SHN_... */
514 	Elf64_Addr	st_value;
515 	Elf64_Xword	st_size;
516 } Elf64_Sym;
517 #endif	/* defined(_LP64) || defined(_LONGLONG_TYPE) */
518 
519 #define	STN_UNDEF	0
520 
521 /*
522  *	The macros compose and decompose values for S.st_info
523  *
524  *	bind = ELF32_ST_BIND(S.st_info)
525  *	type = ELF32_ST_TYPE(S.st_info)
526  *	S.st_info = ELF32_ST_INFO(bind, type)
527  */
528 
529 #define	ELF32_ST_BIND(info)		((info) >> 4)
530 #define	ELF32_ST_TYPE(info)		((info) & 0xf)
531 #define	ELF32_ST_INFO(bind, type)	(((bind)<<4)+((type)&0xf))
532 
533 #define	ELF64_ST_BIND(info)		((info) >> 4)
534 #define	ELF64_ST_TYPE(info)		((info) & 0xf)
535 #define	ELF64_ST_INFO(bind, type)	(((bind)<<4)+((type)&0xf))
536 
537 
538 #define	STB_LOCAL	0		/* BIND */
539 #define	STB_GLOBAL	1
540 #define	STB_WEAK	2
541 #define	STB_NUM		3
542 
543 #define	STB_LOPROC	13		/* processor specific range */
544 #define	STB_HIPROC	15
545 
546 #define	STT_NOTYPE	0		/* symbol type is unspecified */
547 #define	STT_OBJECT	1		/* data object */
548 #define	STT_FUNC	2		/* code object */
549 #define	STT_SECTION	3		/* symbol identifies an ELF section */
550 #define	STT_FILE	4		/* symbol's name is file name */
551 #define	STT_COMMON	5		/* common data object */
552 #define	STT_TLS		6		/* thread-local data object */
553 #define	STT_IFUNC	7		/* indirect code object (unused) */
554 #define	STT_NUM		8		/* # defined types in generic range */
555 #define	STT_LOOS	10		/* OS specific range */
556 #define	STT_HIOS	12
557 #define	STT_LOPROC	13		/* processor specific range */
558 #define	STT_HIPROC	15
559 
560 /*
561  *	The macros decompose values for S.st_other
562  *
563  *	visibility = ELF32_ST_VISIBILITY(S.st_other)
564  */
565 #define	ELF32_ST_VISIBILITY(other)	((other)&0x7)
566 #define	ELF64_ST_VISIBILITY(other)	((other)&0x7)
567 
568 #define	STV_DEFAULT	0
569 #define	STV_INTERNAL	1
570 #define	STV_HIDDEN	2
571 #define	STV_PROTECTED	3
572 #define	STV_EXPORTED	4
573 #define	STV_SINGLETON	5
574 #define	STV_ELIMINATE	6
575 
576 #define	STV_NUM		7
577 
578 /*
579  *	Relocation
580  */
581 
582 typedef struct {
583 	Elf32_Addr	r_offset;
584 	Elf32_Word	r_info;		/* sym, type: ELF32_R_... */
585 } Elf32_Rel;
586 
587 typedef struct {
588 	Elf32_Addr	r_offset;
589 	Elf32_Word	r_info;		/* sym, type: ELF32_R_... */
590 	Elf32_Sword	r_addend;
591 } Elf32_Rela;
592 
593 #if defined(_LP64) || defined(_LONGLONG_TYPE)
594 typedef struct {
595 	Elf64_Addr	r_offset;
596 	Elf64_Xword	r_info;		/* sym, type: ELF64_R_... */
597 } Elf64_Rel;
598 
599 typedef struct {
600 	Elf64_Addr	r_offset;
601 	Elf64_Xword	r_info;		/* sym, type: ELF64_R_... */
602 	Elf64_Sxword	r_addend;
603 } Elf64_Rela;
604 #endif	/* defined(_LP64) || defined(_LONGLONG_TYPE) */
605 
606 
607 /*
608  *	The macros compose and decompose values for Rel.r_info, Rela.f_info
609  *
610  *	sym = ELF32_R_SYM(R.r_info)
611  *	type = ELF32_R_TYPE(R.r_info)
612  *	R.r_info = ELF32_R_INFO(sym, type)
613  */
614 
615 #define	ELF32_R_SYM(info)	((info)>>8)
616 #define	ELF32_R_TYPE(info)	((unsigned char)(info))
617 #define	ELF32_R_INFO(sym, type)	(((sym)<<8)+(unsigned char)(type))
618 
619 #define	ELF64_R_SYM(info)	((info)>>32)
620 #define	ELF64_R_TYPE(info)    	((Elf64_Word)(info))
621 #define	ELF64_R_INFO(sym, type)	(((Elf64_Xword)(sym)<<32)+(Elf64_Xword)(type))
622 
623 
624 /*
625  * The r_info field is composed of two 32-bit components: the symbol
626  * table index and the relocation type.  The relocation type for SPARC V9
627  * is further decomposed into an 8-bit type identifier and a 24-bit type
628  * dependent data field.  For the existing Elf32 relocation types,
629  * that data field is zero.
630  */
631 #define	ELF64_R_TYPE_DATA(info)	(((Elf64_Xword)(info)<<32)>>40)
632 #define	ELF64_R_TYPE_ID(info)	(((Elf64_Xword)(info)<<56)>>56)
633 #define	ELF64_R_TYPE_INFO(data, type)	\
634 		(((Elf64_Xword)(data)<<8)+(Elf64_Xword)(type))
635 
636 
637 /*
638  * Section Group Flags (SHT_GROUP)
639  */
640 #define	GRP_COMDAT	0x01
641 
642 
643 /*
644  *	Note entry header
645  */
646 
647 typedef struct {
648 	Elf32_Word	n_namesz;	/* length of note's name */
649 	Elf32_Word	n_descsz;	/* length of note's "desc" */
650 	Elf32_Word	n_type;		/* type of note */
651 } Elf32_Nhdr;
652 
653 #if defined(_LP64) || defined(_LONGLONG_TYPE)
654 typedef struct {
655 	Elf64_Word	n_namesz;	/* length of note's name */
656 	Elf64_Word	n_descsz;	/* length of note's "desc" */
657 	Elf64_Word	n_type;		/* type of note */
658 } Elf64_Nhdr;
659 #endif	/* defined(_LP64) || defined(_LONGLONG_TYPE) */
660 
661 /*
662  *	Move entry
663  */
664 #if defined(_LP64) || defined(_LONGLONG_TYPE)
665 typedef struct {
666 	Elf32_Lword	m_value;	/* symbol value */
667 	Elf32_Word 	m_info;		/* size + index */
668 	Elf32_Word	m_poffset;	/* symbol offset */
669 	Elf32_Half	m_repeat;	/* repeat count */
670 	Elf32_Half	m_stride;	/* stride info */
671 } Elf32_Move;
672 
673 /*
674  *	The macros compose and decompose values for Move.r_info
675  *
676  *	sym = ELF32_M_SYM(M.m_info)
677  *	size = ELF32_M_SIZE(M.m_info)
678  *	M.m_info = ELF32_M_INFO(sym, size)
679  */
680 #define	ELF32_M_SYM(info)	((info)>>8)
681 #define	ELF32_M_SIZE(info)	((unsigned char)(info))
682 #define	ELF32_M_INFO(sym, size)	(((sym)<<8)+(unsigned char)(size))
683 
684 typedef struct {
685 	Elf64_Lword	m_value;	/* symbol value */
686 	Elf64_Xword 	m_info;		/* size + index */
687 	Elf64_Xword	m_poffset;	/* symbol offset */
688 	Elf64_Half	m_repeat;	/* repeat count */
689 	Elf64_Half	m_stride;	/* stride info */
690 } Elf64_Move;
691 #define	ELF64_M_SYM(info)	((info)>>8)
692 #define	ELF64_M_SIZE(info)	((unsigned char)(info))
693 #define	ELF64_M_INFO(sym, size)	(((sym)<<8)+(unsigned char)(size))
694 
695 #endif	/* defined(_LP64) || defined(_LONGLONG_TYPE) */
696 
697 
698 /*
699  *	Hardware/Software capabilities entry
700  */
701 #ifndef	_ASM
702 typedef struct {
703 	Elf32_Word	c_tag;		/* how to interpret value */
704 	union {
705 		Elf32_Word	c_val;
706 		Elf32_Addr	c_ptr;
707 	} c_un;
708 } Elf32_Cap;
709 
710 #if defined(_LP64) || defined(_LONGLONG_TYPE)
711 typedef struct {
712 	Elf64_Xword	c_tag;		/* how to interpret value */
713 	union {
714 		Elf64_Xword	c_val;
715 		Elf64_Addr	c_ptr;
716 	} c_un;
717 } Elf64_Cap;
718 #endif	/* defined(_LP64) || defined(_LONGLONG_TYPE) */
719 #endif
720 
721 #define	CA_SUNW_NULL	0
722 #define	CA_SUNW_HW_1	1		/* first hardware capabilities entry */
723 #define	CA_SUNW_SF_1	2		/* first software capabilities entry */
724 
725 /*
726  * Define software capabilities (CA_SUNW_SF_1 values).  Note, hardware
727  * capabilities (CA_SUNW_HW_1 values) are taken directly from sys/auxv_$MACH.h.
728  */
729 #define	SF1_SUNW_FPKNWN	0x001		/* frame pointer usage is known */
730 #define	SF1_SUNW_FPUSED	0x002		/* frame pointer is in use */
731 #define	SF1_SUNW_ADDR32	0x004		/* 32-bit address space requirement */
732 #define	SF1_SUNW_MASK	0x007		/* known software capabilities mask */
733 
734 /*
735  *	Known values for note entry types (e_type == ET_CORE)
736  */
737 
738 #define	NT_PRSTATUS	1	/* prstatus_t	<sys/old_procfs.h>	*/
739 #define	NT_PRFPREG	2	/* prfpregset_t	<sys/old_procfs.h>	*/
740 #define	NT_PRPSINFO	3	/* prpsinfo_t	<sys/old_procfs.h>	*/
741 #define	NT_PRXREG	4	/* prxregset_t	<sys/procfs.h>		*/
742 #define	NT_PLATFORM	5	/* string from sysinfo(SI_PLATFORM)	*/
743 #define	NT_AUXV		6	/* auxv_t array	<sys/auxv.h>		*/
744 #define	NT_GWINDOWS	7	/* gwindows_t	SPARC only		*/
745 #define	NT_ASRS		8	/* asrset_t	SPARC V9 only		*/
746 #define	NT_LDT		9	/* ssd array	<sys/sysi86.h> IA32 only */
747 #define	NT_PSTATUS	10	/* pstatus_t	<sys/procfs.h>		*/
748 #define	NT_PSINFO	13	/* psinfo_t	<sys/procfs.h>		*/
749 #define	NT_PRCRED	14	/* prcred_t	<sys/procfs.h>		*/
750 #define	NT_UTSNAME	15	/* struct utsname <sys/utsname.h>	*/
751 #define	NT_LWPSTATUS	16	/* lwpstatus_t	<sys/procfs.h>		*/
752 #define	NT_LWPSINFO	17	/* lwpsinfo_t	<sys/procfs.h>		*/
753 #define	NT_PRPRIV	18	/* prpriv_t	<sys/procfs.h>		*/
754 #define	NT_PRPRIVINFO	19	/* priv_impl_info_t <sys/priv.h>	*/
755 #define	NT_CONTENT	20	/* core_content_t <sys/corectl.h>	*/
756 #define	NT_ZONENAME	21	/* string from getzonenamebyid(3C)	*/
757 #define	NT_NUM		21
758 
759 
760 #ifdef _KERNEL
761 /*
762  * The following routine checks the processor-specific
763  * fields of an ELF header.
764  */
765 int	elfheadcheck(unsigned char, Elf32_Half, Elf32_Word);
766 #endif
767 
768 #ifdef	__cplusplus
769 }
770 #endif
771 
772 #if defined(ELF_TARGET_ALL) || defined(ELF_TARGET_SPARC)
773 #include <sys/elf_SPARC.h>
774 #endif
775 
776 #if defined(ELF_TARGET_ALL) || defined(ELF_TARGET_386)
777 #include <sys/elf_386.h>
778 #endif
779 
780 #if defined(ELF_TARGET_ALL) || defined(ELF_TARGET_AMD64)
781 #include <sys/elf_amd64.h>
782 #endif
783 
784 #endif	/* _SYS_ELF_H */
785