1/*
2 * Copyright (c) Christos Zoulas 2003.
3 * All Rights Reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice immediately at the beginning of the file, without modification,
10 *    this list of conditions, and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
19 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 */
27/*
28 * @(#)Id: readelf.h,v 1.9 2002/05/16 18:45:56 christos Exp
29 *
30 * Provide elf data structures for non-elf machines, allowing file
31 * non-elf hosts to determine if an elf binary is stripped.
32 * Note: cobbled from the linux header file, with modifications
33 */
34#ifndef __fake_elf_h__
35#define __fake_elf_h__
36
37#if HAVE_STDINT_H
38#include <stdint.h>
39#endif
40
41typedef uint32_t	Elf32_Addr;
42typedef uint32_t	Elf32_Off;
43typedef uint16_t	Elf32_Half;
44typedef uint32_t	Elf32_Word;
45typedef uint8_t		Elf32_Char;
46
47#if SIZEOF_LONG_LONG != 8
48#define USE_ARRAY_FOR_64BIT_TYPES
49typedef	uint32_t 	Elf64_Addr[2];
50typedef	uint32_t 	Elf64_Off[2];
51typedef uint32_t 	Elf64_Xword[2];
52#else
53#undef USE_ARRAY_FOR_64BIT_TYPES
54typedef	uint64_t 	Elf64_Addr;
55typedef	uint64_t 	Elf64_Off;
56typedef uint64_t 	Elf64_Xword;
57#endif
58typedef uint16_t	Elf64_Half;
59typedef uint32_t	Elf64_Word;
60typedef uint8_t		Elf64_Char;
61
62#define EI_NIDENT	16
63
64typedef struct {
65    Elf32_Char	e_ident[EI_NIDENT];
66    Elf32_Half	e_type;
67    Elf32_Half	e_machine;
68    Elf32_Word	e_version;
69    Elf32_Addr	e_entry;  /* Entry point */
70    Elf32_Off	e_phoff;
71    Elf32_Off	e_shoff;
72    Elf32_Word	e_flags;
73    Elf32_Half	e_ehsize;
74    Elf32_Half	e_phentsize;
75    Elf32_Half	e_phnum;
76    Elf32_Half	e_shentsize;
77    Elf32_Half	e_shnum;
78    Elf32_Half	e_shstrndx;
79} Elf32_Ehdr;
80
81typedef struct {
82    Elf64_Char	e_ident[EI_NIDENT];
83    Elf64_Half	e_type;
84    Elf64_Half	e_machine;
85    Elf64_Word	e_version;
86    Elf64_Addr	e_entry;  /* Entry point */
87    Elf64_Off	e_phoff;
88    Elf64_Off	e_shoff;
89    Elf64_Word	e_flags;
90    Elf64_Half	e_ehsize;
91    Elf64_Half	e_phentsize;
92    Elf64_Half	e_phnum;
93    Elf64_Half	e_shentsize;
94    Elf64_Half	e_shnum;
95    Elf64_Half	e_shstrndx;
96} Elf64_Ehdr;
97
98/* e_type */
99#define ET_REL		1
100#define ET_EXEC		2
101#define ET_DYN		3
102#define ET_CORE		4
103
104/* e_machine (used only for SunOS 5.x hardware capabilities) */
105#define	EM_SPARC	2
106#define	EM_386		3
107#define	EM_SPARC32PLUS	18
108#define	EM_SPARCV9	43
109#define	EM_IA_64	50
110#define	EM_AMD64	62
111
112/* sh_type */
113#define SHT_SYMTAB	2
114#define SHT_NOTE	7
115#define SHT_DYNSYM	11
116#define SHT_SUNW_cap	0x6ffffff5	/* SunOS 5.x hw/sw capabilites */
117
118/* elf type */
119#define ELFDATANONE	0		/* e_ident[EI_DATA] */
120#define ELFDATA2LSB	1
121#define ELFDATA2MSB	2
122
123/* elf class */
124#define ELFCLASSNONE	0
125#define ELFCLASS32	1
126#define ELFCLASS64	2
127
128/* magic number */
129#define	EI_MAG0		0		/* e_ident[] indexes */
130#define	EI_MAG1		1
131#define	EI_MAG2		2
132#define	EI_MAG3		3
133#define	EI_CLASS	4
134#define	EI_DATA		5
135#define	EI_VERSION	6
136#define	EI_PAD		7
137
138#define	ELFMAG0		0x7f		/* EI_MAG */
139#define	ELFMAG1		'E'
140#define	ELFMAG2		'L'
141#define	ELFMAG3		'F'
142#define	ELFMAG		"\177ELF"
143
144#define	OLFMAG1		'O'
145#define	OLFMAG		"\177OLF"
146
147typedef struct {
148    Elf32_Word	p_type;
149    Elf32_Off	p_offset;
150    Elf32_Addr	p_vaddr;
151    Elf32_Addr	p_paddr;
152    Elf32_Word	p_filesz;
153    Elf32_Word	p_memsz;
154    Elf32_Word	p_flags;
155    Elf32_Word	p_align;
156} Elf32_Phdr;
157
158typedef struct {
159    Elf64_Word	p_type;
160    Elf64_Word	p_flags;
161    Elf64_Off	p_offset;
162    Elf64_Addr	p_vaddr;
163    Elf64_Addr	p_paddr;
164    Elf64_Xword	p_filesz;
165    Elf64_Xword	p_memsz;
166    Elf64_Xword	p_align;
167} Elf64_Phdr;
168
169#define	PT_NULL		0		/* p_type */
170#define	PT_LOAD		1
171#define	PT_DYNAMIC	2
172#define	PT_INTERP	3
173#define	PT_NOTE		4
174#define	PT_SHLIB	5
175#define	PT_PHDR		6
176#define	PT_NUM		7
177
178typedef struct {
179    Elf32_Word	sh_name;
180    Elf32_Word	sh_type;
181    Elf32_Word	sh_flags;
182    Elf32_Addr	sh_addr;
183    Elf32_Off	sh_offset;
184    Elf32_Word	sh_size;
185    Elf32_Word	sh_link;
186    Elf32_Word	sh_info;
187    Elf32_Word	sh_addralign;
188    Elf32_Word	sh_entsize;
189} Elf32_Shdr;
190
191typedef struct {
192    Elf64_Word	sh_name;
193    Elf64_Word	sh_type;
194    Elf64_Off	sh_flags;
195    Elf64_Addr	sh_addr;
196    Elf64_Off	sh_offset;
197    Elf64_Off	sh_size;
198    Elf64_Word	sh_link;
199    Elf64_Word	sh_info;
200    Elf64_Off	sh_addralign;
201    Elf64_Off	sh_entsize;
202} Elf64_Shdr;
203
204#define	NT_NETBSD_CORE_PROCINFO		1
205
206/* Note header in a PT_NOTE section */
207typedef struct elf_note {
208    Elf32_Word	n_namesz;	/* Name size */
209    Elf32_Word	n_descsz;	/* Content size */
210    Elf32_Word	n_type;		/* Content type */
211} Elf32_Nhdr;
212
213typedef struct {
214    Elf64_Word	n_namesz;
215    Elf64_Word	n_descsz;
216    Elf64_Word	n_type;
217} Elf64_Nhdr;
218
219/* Notes used in ET_CORE */
220#define	NT_PRSTATUS	1
221#define	NT_PRFPREG	2
222#define	NT_PRPSINFO	3
223#define	NT_PRXREG	4
224#define NT_TASKSTRUCT	4
225#define	NT_PLATFORM	5
226#define	NT_AUXV		6
227
228/* Note types used in executables */
229/* NetBSD executables (name = "NetBSD") */
230#define NT_NETBSD_VERSION	1
231#define NT_NETBSD_EMULATION	2
232#define NT_FREEBSD_VERSION	1
233#define NT_OPENBSD_VERSION	1
234#define NT_DRAGONFLY_VERSION	1
235/* GNU executables (name = "GNU") */
236#define NT_GNU_VERSION		1
237
238/* GNU OS tags */
239#define GNU_OS_LINUX	0
240#define GNU_OS_HURD	1
241#define GNU_OS_SOLARIS	2
242#define GNU_OS_KFREEBSD	3
243#define GNU_OS_KNETBSD	4
244
245/* SunOS 5.x hardware/software capabilities */
246typedef struct {
247	Elf32_Word	c_tag;
248	union {
249		Elf32_Word	c_val;
250		Elf32_Addr	c_ptr;
251	} c_un;
252} Elf32_Cap;
253
254typedef struct {
255	Elf64_Xword	c_tag;
256	union {
257		Elf64_Xword	c_val;
258		Elf64_Addr	c_ptr;
259	} c_un;
260} Elf64_Cap;
261
262/* SunOS 5.x hardware/software capability tags */
263#define	CA_SUNW_NULL	0
264#define	CA_SUNW_HW_1	1
265#define	CA_SUNW_SF_1	2
266
267/* SunOS 5.x software capabilities */
268#define	SF1_SUNW_FPKNWN	0x01
269#define	SF1_SUNW_FPUSED	0x02
270#define	SF1_SUNW_MASK	0x03
271
272/* SunOS 5.x hardware capabilities: sparc */
273#define	AV_SPARC_MUL32		0x0001
274#define	AV_SPARC_DIV32		0x0002
275#define	AV_SPARC_FSMULD		0x0004
276#define	AV_SPARC_V8PLUS		0x0008
277#define	AV_SPARC_POPC		0x0010
278#define	AV_SPARC_VIS		0x0020
279#define	AV_SPARC_VIS2		0x0040
280#define	AV_SPARC_ASI_BLK_INIT	0x0080
281#define	AV_SPARC_FMAF		0x0100
282#define	AV_SPARC_FJFMAU		0x4000
283#define	AV_SPARC_IMA		0x8000
284
285/* SunOS 5.x hardware capabilities: 386 */
286#define	AV_386_FPU		0x00000001
287#define	AV_386_TSC		0x00000002
288#define	AV_386_CX8		0x00000004
289#define	AV_386_SEP		0x00000008
290#define	AV_386_AMD_SYSC		0x00000010
291#define	AV_386_CMOV		0x00000020
292#define	AV_386_MMX		0x00000040
293#define	AV_386_AMD_MMX		0x00000080
294#define	AV_386_AMD_3DNow	0x00000100
295#define	AV_386_AMD_3DNowx	0x00000200
296#define	AV_386_FXSR		0x00000400
297#define	AV_386_SSE		0x00000800
298#define	AV_386_SSE2		0x00001000
299#define	AV_386_PAUSE		0x00002000
300#define	AV_386_SSE3		0x00004000
301#define	AV_386_MON		0x00008000
302#define	AV_386_CX16		0x00010000
303#define	AV_386_AHF		0x00020000
304#define	AV_386_TSCP		0x00040000
305#define	AV_386_AMD_SSE4A	0x00080000
306#define	AV_386_POPCNT		0x00100000
307#define	AV_386_AMD_LZCNT	0x00200000
308#define	AV_386_SSSE3		0x00400000
309#define	AV_386_SSE4_1		0x00800000
310#define	AV_386_SSE4_2		0x01000000
311
312#endif
313