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1 | /* |
1 | /* |
2 | * Copyright (c) 2006 Sergey Bondari |
2 | * Copyright (c) 2006 Sergey Bondari |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | /** @addtogroup generic |
29 | /** @addtogroup generic |
30 | * @{ |
30 | * @{ |
31 | */ |
31 | */ |
32 | /** @file |
32 | /** @file |
33 | */ |
33 | */ |
34 | 34 | ||
35 | #ifndef KERN_ELF_H_ |
35 | #ifndef KERN_ELF_H_ |
36 | #define KERN_ELF_H_ |
36 | #define KERN_ELF_H_ |
37 | 37 | ||
38 | #include <arch/elf.h> |
38 | #include <arch/elf.h> |
39 | #include <arch/types.h> |
39 | #include <arch/types.h> |
40 | 40 | ||
41 | /** |
41 | /** |
42 | * current ELF version |
42 | * current ELF version |
43 | */ |
43 | */ |
44 | #define EV_CURRENT 1 |
44 | #define EV_CURRENT 1 |
45 | 45 | ||
46 | /** |
46 | /** |
47 | * ELF types |
47 | * ELF types |
48 | */ |
48 | */ |
49 | #define ET_NONE 0 /* No type */ |
49 | #define ET_NONE 0 /* No type */ |
50 | #define ET_REL 1 /* Relocatable file */ |
50 | #define ET_REL 1 /* Relocatable file */ |
51 | #define ET_EXEC 2 /* Executable */ |
51 | #define ET_EXEC 2 /* Executable */ |
52 | #define ET_DYN 3 /* Shared object */ |
52 | #define ET_DYN 3 /* Shared object */ |
53 | #define ET_CORE 4 /* Core */ |
53 | #define ET_CORE 4 /* Core */ |
54 | #define ET_LOPROC 0xff00 /* Processor specific */ |
54 | #define ET_LOPROC 0xff00 /* Processor specific */ |
55 | #define ET_HIPROC 0xffff /* Processor specific */ |
55 | #define ET_HIPROC 0xffff /* Processor specific */ |
56 | 56 | ||
57 | /** |
57 | /** |
58 | * ELF machine types |
58 | * ELF machine types |
59 | */ |
59 | */ |
60 | #define EM_NO 0 /* No machine */ |
60 | #define EM_NO 0 /* No machine */ |
61 | #define EM_SPARC 2 /* SPARC */ |
61 | #define EM_SPARC 2 /* SPARC */ |
62 | #define EM_386 3 /* i386 */ |
62 | #define EM_386 3 /* i386 */ |
63 | #define EM_MIPS 8 /* MIPS RS3000 */ |
63 | #define EM_MIPS 8 /* MIPS RS3000 */ |
64 | #define EM_MIPS_RS3_LE 10 /* MIPS RS3000 LE */ |
64 | #define EM_MIPS_RS3_LE 10 /* MIPS RS3000 LE */ |
65 | #define EM_PPC 20 /* PPC32 */ |
65 | #define EM_PPC 20 /* PPC32 */ |
66 | #define EM_PPC64 21 /* PPC64 */ |
66 | #define EM_PPC64 21 /* PPC64 */ |
67 | #define EM_ARM 40 /* ARM */ |
67 | #define EM_ARM 40 /* ARM */ |
68 | #define EM_SPARCV9 43 /* SPARC64 */ |
68 | #define EM_SPARCV9 43 /* SPARC64 */ |
69 | #define EM_IA_64 50 /* IA-64 */ |
69 | #define EM_IA_64 50 /* IA-64 */ |
70 | #define EM_X86_64 62 /* AMD64/EMT64 */ |
70 | #define EM_X86_64 62 /* AMD64/EMT64 */ |
71 | 71 | ||
72 | /** |
72 | /** |
73 | * ELF identification indexes |
73 | * ELF identification indexes |
74 | */ |
74 | */ |
75 | #define EI_MAG0 0 |
75 | #define EI_MAG0 0 |
76 | #define EI_MAG1 1 |
76 | #define EI_MAG1 1 |
77 | #define EI_MAG2 2 |
77 | #define EI_MAG2 2 |
78 | #define EI_MAG3 3 |
78 | #define EI_MAG3 3 |
79 | #define EI_CLASS 4 /* File class */ |
79 | #define EI_CLASS 4 /* File class */ |
80 | #define EI_DATA 5 /* Data encoding */ |
80 | #define EI_DATA 5 /* Data encoding */ |
81 | #define EI_VERSION 6 /* File version */ |
81 | #define EI_VERSION 6 /* File version */ |
82 | #define EI_OSABI 7 |
82 | #define EI_OSABI 7 |
83 | #define EI_ABIVERSION 8 |
83 | #define EI_ABIVERSION 8 |
84 | #define EI_PAD 9 /* Start of padding bytes */ |
84 | #define EI_PAD 9 /* Start of padding bytes */ |
85 | #define EI_NIDENT 16 /* ELF identification table size */ |
85 | #define EI_NIDENT 16 /* ELF identification table size */ |
86 | 86 | ||
87 | /** |
87 | /** |
88 | * ELF magic number |
88 | * ELF magic number |
89 | */ |
89 | */ |
90 | #define ELFMAG0 0x7f |
90 | #define ELFMAG0 0x7f |
91 | #define ELFMAG1 'E' |
91 | #define ELFMAG1 'E' |
92 | #define ELFMAG2 'L' |
92 | #define ELFMAG2 'L' |
93 | #define ELFMAG3 'F' |
93 | #define ELFMAG3 'F' |
94 | 94 | ||
95 | /** |
95 | /** |
96 | * ELF file classes |
96 | * ELF file classes |
97 | */ |
97 | */ |
98 | #define ELFCLASSNONE 0 |
98 | #define ELFCLASSNONE 0 |
99 | #define ELFCLASS32 1 |
99 | #define ELFCLASS32 1 |
100 | #define ELFCLASS64 2 |
100 | #define ELFCLASS64 2 |
101 | 101 | ||
102 | /** |
102 | /** |
103 | * ELF data encoding types |
103 | * ELF data encoding types |
104 | */ |
104 | */ |
105 | #define ELFDATANONE 0 |
105 | #define ELFDATANONE 0 |
106 | #define ELFDATA2LSB 1 /* Least significant byte first (little endian) */ |
106 | #define ELFDATA2LSB 1 /* Least significant byte first (little endian) */ |
107 | #define ELFDATA2MSB 2 /* Most signigicant byte first (big endian) */ |
107 | #define ELFDATA2MSB 2 /* Most signigicant byte first (big endian) */ |
108 | 108 | ||
109 | /** |
109 | /** |
110 | * ELF error return codes |
110 | * ELF error return codes |
111 | */ |
111 | */ |
112 | #define EE_OK 0 /* No error */ |
112 | #define EE_OK 0 /* No error */ |
113 | #define EE_INVALID 1 /* Invalid ELF image */ |
113 | #define EE_INVALID 1 /* Invalid ELF image */ |
114 | #define EE_MEMORY 2 /* Cannot allocate address space */ |
114 | #define EE_MEMORY 2 /* Cannot allocate address space */ |
115 | #define EE_INCOMPATIBLE 3 /* ELF image is not compatible with current architecture */ |
115 | #define EE_INCOMPATIBLE 3 /* ELF image is not compatible with current architecture */ |
116 | #define EE_UNSUPPORTED 4 /* Non-supported ELF (e.g. dynamic ELFs) */ |
116 | #define EE_UNSUPPORTED 4 /* Non-supported ELF (e.g. dynamic ELFs) */ |
- | 117 | #define EE_LOADER 5 /* The image is actually a program loader */ |
|
117 | #define EE_IRRECOVERABLE 5 |
118 | #define EE_IRRECOVERABLE 6 |
118 | 119 | ||
119 | /** |
120 | /** |
120 | * ELF section types |
121 | * ELF section types |
121 | */ |
122 | */ |
122 | #define SHT_NULL 0 |
123 | #define SHT_NULL 0 |
123 | #define SHT_PROGBITS 1 |
124 | #define SHT_PROGBITS 1 |
124 | #define SHT_SYMTAB 2 |
125 | #define SHT_SYMTAB 2 |
125 | #define SHT_STRTAB 3 |
126 | #define SHT_STRTAB 3 |
126 | #define SHT_RELA 4 |
127 | #define SHT_RELA 4 |
127 | #define SHT_HASH 5 |
128 | #define SHT_HASH 5 |
128 | #define SHT_DYNAMIC 6 |
129 | #define SHT_DYNAMIC 6 |
129 | #define SHT_NOTE 7 |
130 | #define SHT_NOTE 7 |
130 | #define SHT_NOBITS 8 |
131 | #define SHT_NOBITS 8 |
131 | #define SHT_REL 9 |
132 | #define SHT_REL 9 |
132 | #define SHT_SHLIB 10 |
133 | #define SHT_SHLIB 10 |
133 | #define SHT_DYNSYM 11 |
134 | #define SHT_DYNSYM 11 |
134 | #define SHT_LOOS 0x60000000 |
135 | #define SHT_LOOS 0x60000000 |
135 | #define SHT_HIOS 0x6fffffff |
136 | #define SHT_HIOS 0x6fffffff |
136 | #define SHT_LOPROC 0x70000000 |
137 | #define SHT_LOPROC 0x70000000 |
137 | #define SHT_HIPROC 0x7fffffff |
138 | #define SHT_HIPROC 0x7fffffff |
138 | #define SHT_LOUSER 0x80000000 |
139 | #define SHT_LOUSER 0x80000000 |
139 | #define SHT_HIUSER 0xffffffff |
140 | #define SHT_HIUSER 0xffffffff |
140 | 141 | ||
141 | /** |
142 | /** |
142 | * ELF section flags |
143 | * ELF section flags |
143 | */ |
144 | */ |
144 | #define SHF_WRITE 0x1 |
145 | #define SHF_WRITE 0x1 |
145 | #define SHF_ALLOC 0x2 |
146 | #define SHF_ALLOC 0x2 |
146 | #define SHF_EXECINSTR 0x4 |
147 | #define SHF_EXECINSTR 0x4 |
147 | #define SHF_TLS 0x400 |
148 | #define SHF_TLS 0x400 |
148 | #define SHF_MASKPROC 0xf0000000 |
149 | #define SHF_MASKPROC 0xf0000000 |
149 | 150 | ||
150 | /** |
151 | /** |
151 | * Symbol binding |
152 | * Symbol binding |
152 | */ |
153 | */ |
153 | #define STB_LOCAL 0 |
154 | #define STB_LOCAL 0 |
154 | #define STB_GLOBAL 1 |
155 | #define STB_GLOBAL 1 |
155 | #define STB_WEAK 2 |
156 | #define STB_WEAK 2 |
156 | #define STB_LOPROC 13 |
157 | #define STB_LOPROC 13 |
157 | #define STB_HIPROC 15 |
158 | #define STB_HIPROC 15 |
158 | 159 | ||
159 | /** |
160 | /** |
160 | * Symbol types |
161 | * Symbol types |
161 | */ |
162 | */ |
162 | #define STT_NOTYPE 0 |
163 | #define STT_NOTYPE 0 |
163 | #define STT_OBJECT 1 |
164 | #define STT_OBJECT 1 |
164 | #define STT_FUNC 2 |
165 | #define STT_FUNC 2 |
165 | #define STT_SECTION 3 |
166 | #define STT_SECTION 3 |
166 | #define STT_FILE 4 |
167 | #define STT_FILE 4 |
167 | #define STT_LOPROC 13 |
168 | #define STT_LOPROC 13 |
168 | #define STT_HIPROC 15 |
169 | #define STT_HIPROC 15 |
169 | 170 | ||
170 | /** |
171 | /** |
171 | * Program segment types |
172 | * Program segment types |
172 | */ |
173 | */ |
173 | #define PT_NULL 0 |
174 | #define PT_NULL 0 |
174 | #define PT_LOAD 1 |
175 | #define PT_LOAD 1 |
175 | #define PT_DYNAMIC 2 |
176 | #define PT_DYNAMIC 2 |
176 | #define PT_INTERP 3 |
177 | #define PT_INTERP 3 |
177 | #define PT_NOTE 4 |
178 | #define PT_NOTE 4 |
178 | #define PT_SHLIB 5 |
179 | #define PT_SHLIB 5 |
179 | #define PT_PHDR 6 |
180 | #define PT_PHDR 6 |
180 | #define PT_LOPROC 0x70000000 |
181 | #define PT_LOPROC 0x70000000 |
181 | #define PT_HIPROC 0x7fffffff |
182 | #define PT_HIPROC 0x7fffffff |
182 | 183 | ||
183 | /** |
184 | /** |
184 | * Program segment attributes. |
185 | * Program segment attributes. |
185 | */ |
186 | */ |
186 | #define PF_X 1 |
187 | #define PF_X 1 |
187 | #define PF_W 2 |
188 | #define PF_W 2 |
188 | #define PF_R 4 |
189 | #define PF_R 4 |
189 | 190 | ||
190 | /** |
191 | /** |
191 | * ELF data types |
192 | * ELF data types |
192 | * |
193 | * |
193 | * These types are found to be identical in both 32-bit and 64-bit |
194 | * These types are found to be identical in both 32-bit and 64-bit |
194 | * ELF object file specifications. They are the only types used |
195 | * ELF object file specifications. They are the only types used |
195 | * in ELF header. |
196 | * in ELF header. |
196 | */ |
197 | */ |
197 | typedef uint64_t elf_xword; |
198 | typedef uint64_t elf_xword; |
198 | typedef int64_t elf_sxword; |
199 | typedef int64_t elf_sxword; |
199 | typedef uint32_t elf_word; |
200 | typedef uint32_t elf_word; |
200 | typedef int32_t elf_sword; |
201 | typedef int32_t elf_sword; |
201 | typedef uint16_t elf_half; |
202 | typedef uint16_t elf_half; |
202 | 203 | ||
203 | /** |
204 | /** |
204 | * 32-bit ELF data types. |
205 | * 32-bit ELF data types. |
205 | * |
206 | * |
206 | * These types are specific for 32-bit format. |
207 | * These types are specific for 32-bit format. |
207 | */ |
208 | */ |
208 | typedef uint32_t elf32_addr; |
209 | typedef uint32_t elf32_addr; |
209 | typedef uint32_t elf32_off; |
210 | typedef uint32_t elf32_off; |
210 | 211 | ||
211 | /** |
212 | /** |
212 | * 64-bit ELF data types. |
213 | * 64-bit ELF data types. |
213 | * |
214 | * |
214 | * These types are specific for 64-bit format. |
215 | * These types are specific for 64-bit format. |
215 | */ |
216 | */ |
216 | typedef uint64_t elf64_addr; |
217 | typedef uint64_t elf64_addr; |
217 | typedef uint64_t elf64_off; |
218 | typedef uint64_t elf64_off; |
218 | 219 | ||
219 | /** ELF header */ |
220 | /** ELF header */ |
220 | struct elf32_header { |
221 | struct elf32_header { |
221 | uint8_t e_ident[EI_NIDENT]; |
222 | uint8_t e_ident[EI_NIDENT]; |
222 | elf_half e_type; |
223 | elf_half e_type; |
223 | elf_half e_machine; |
224 | elf_half e_machine; |
224 | elf_word e_version; |
225 | elf_word e_version; |
225 | elf32_addr e_entry; |
226 | elf32_addr e_entry; |
226 | elf32_off e_phoff; |
227 | elf32_off e_phoff; |
227 | elf32_off e_shoff; |
228 | elf32_off e_shoff; |
228 | elf_word e_flags; |
229 | elf_word e_flags; |
229 | elf_half e_ehsize; |
230 | elf_half e_ehsize; |
230 | elf_half e_phentsize; |
231 | elf_half e_phentsize; |
231 | elf_half e_phnum; |
232 | elf_half e_phnum; |
232 | elf_half e_shentsize; |
233 | elf_half e_shentsize; |
233 | elf_half e_shnum; |
234 | elf_half e_shnum; |
234 | elf_half e_shstrndx; |
235 | elf_half e_shstrndx; |
235 | }; |
236 | }; |
236 | struct elf64_header { |
237 | struct elf64_header { |
237 | uint8_t e_ident[EI_NIDENT]; |
238 | uint8_t e_ident[EI_NIDENT]; |
238 | elf_half e_type; |
239 | elf_half e_type; |
239 | elf_half e_machine; |
240 | elf_half e_machine; |
240 | elf_word e_version; |
241 | elf_word e_version; |
241 | elf64_addr e_entry; |
242 | elf64_addr e_entry; |
242 | elf64_off e_phoff; |
243 | elf64_off e_phoff; |
243 | elf64_off e_shoff; |
244 | elf64_off e_shoff; |
244 | elf_word e_flags; |
245 | elf_word e_flags; |
245 | elf_half e_ehsize; |
246 | elf_half e_ehsize; |
246 | elf_half e_phentsize; |
247 | elf_half e_phentsize; |
247 | elf_half e_phnum; |
248 | elf_half e_phnum; |
248 | elf_half e_shentsize; |
249 | elf_half e_shentsize; |
249 | elf_half e_shnum; |
250 | elf_half e_shnum; |
250 | elf_half e_shstrndx; |
251 | elf_half e_shstrndx; |
251 | }; |
252 | }; |
252 | 253 | ||
253 | /* |
254 | /* |
254 | * ELF segment header. |
255 | * ELF segment header. |
255 | * Segments headers are also known as program headers. |
256 | * Segments headers are also known as program headers. |
256 | */ |
257 | */ |
257 | struct elf32_segment_header { |
258 | struct elf32_segment_header { |
258 | elf_word p_type; |
259 | elf_word p_type; |
259 | elf32_off p_offset; |
260 | elf32_off p_offset; |
260 | elf32_addr p_vaddr; |
261 | elf32_addr p_vaddr; |
261 | elf32_addr p_paddr; |
262 | elf32_addr p_paddr; |
262 | elf_word p_filesz; |
263 | elf_word p_filesz; |
263 | elf_word p_memsz; |
264 | elf_word p_memsz; |
264 | elf_word p_flags; |
265 | elf_word p_flags; |
265 | elf_word p_align; |
266 | elf_word p_align; |
266 | }; |
267 | }; |
267 | struct elf64_segment_header { |
268 | struct elf64_segment_header { |
268 | elf_word p_type; |
269 | elf_word p_type; |
269 | elf_word p_flags; |
270 | elf_word p_flags; |
270 | elf64_off p_offset; |
271 | elf64_off p_offset; |
271 | elf64_addr p_vaddr; |
272 | elf64_addr p_vaddr; |
272 | elf64_addr p_paddr; |
273 | elf64_addr p_paddr; |
273 | elf_xword p_filesz; |
274 | elf_xword p_filesz; |
274 | elf_xword p_memsz; |
275 | elf_xword p_memsz; |
275 | elf_xword p_align; |
276 | elf_xword p_align; |
276 | }; |
277 | }; |
277 | 278 | ||
278 | /* |
279 | /* |
279 | * ELF section header |
280 | * ELF section header |
280 | */ |
281 | */ |
281 | struct elf32_section_header { |
282 | struct elf32_section_header { |
282 | elf_word sh_name; |
283 | elf_word sh_name; |
283 | elf_word sh_type; |
284 | elf_word sh_type; |
284 | elf_word sh_flags; |
285 | elf_word sh_flags; |
285 | elf32_addr sh_addr; |
286 | elf32_addr sh_addr; |
286 | elf32_off sh_offset; |
287 | elf32_off sh_offset; |
287 | elf_word sh_size; |
288 | elf_word sh_size; |
288 | elf_word sh_link; |
289 | elf_word sh_link; |
289 | elf_word sh_info; |
290 | elf_word sh_info; |
290 | elf_word sh_addralign; |
291 | elf_word sh_addralign; |
291 | elf_word sh_entsize; |
292 | elf_word sh_entsize; |
292 | }; |
293 | }; |
293 | struct elf64_section_header { |
294 | struct elf64_section_header { |
294 | elf_word sh_name; |
295 | elf_word sh_name; |
295 | elf_word sh_type; |
296 | elf_word sh_type; |
296 | elf_xword sh_flags; |
297 | elf_xword sh_flags; |
297 | elf64_addr sh_addr; |
298 | elf64_addr sh_addr; |
298 | elf64_off sh_offset; |
299 | elf64_off sh_offset; |
299 | elf_xword sh_size; |
300 | elf_xword sh_size; |
300 | elf_word sh_link; |
301 | elf_word sh_link; |
301 | elf_word sh_info; |
302 | elf_word sh_info; |
302 | elf_xword sh_addralign; |
303 | elf_xword sh_addralign; |
303 | elf_xword sh_entsize; |
304 | elf_xword sh_entsize; |
304 | }; |
305 | }; |
305 | 306 | ||
306 | /* |
307 | /* |
307 | * ELF symbol table entry |
308 | * ELF symbol table entry |
308 | */ |
309 | */ |
309 | struct elf32_symbol { |
310 | struct elf32_symbol { |
310 | elf_word st_name; |
311 | elf_word st_name; |
311 | elf32_addr st_value; |
312 | elf32_addr st_value; |
312 | elf_word st_size; |
313 | elf_word st_size; |
313 | uint8_t st_info; |
314 | uint8_t st_info; |
314 | uint8_t st_other; |
315 | uint8_t st_other; |
315 | elf_half st_shndx; |
316 | elf_half st_shndx; |
316 | }; |
317 | }; |
317 | struct elf64_symbol { |
318 | struct elf64_symbol { |
318 | elf_word st_name; |
319 | elf_word st_name; |
319 | uint8_t st_info; |
320 | uint8_t st_info; |
320 | uint8_t st_other; |
321 | uint8_t st_other; |
321 | elf_half st_shndx; |
322 | elf_half st_shndx; |
322 | elf64_addr st_value; |
323 | elf64_addr st_value; |
323 | elf_xword st_size; |
324 | elf_xword st_size; |
324 | }; |
325 | }; |
325 | 326 | ||
326 | #ifdef __32_BITS__ |
327 | #ifdef __32_BITS__ |
327 | typedef struct elf32_header elf_header_t; |
328 | typedef struct elf32_header elf_header_t; |
328 | typedef struct elf32_segment_header elf_segment_header_t; |
329 | typedef struct elf32_segment_header elf_segment_header_t; |
329 | typedef struct elf32_section_header elf_section_header_t; |
330 | typedef struct elf32_section_header elf_section_header_t; |
330 | typedef struct elf32_symbol elf_symbol_t; |
331 | typedef struct elf32_symbol elf_symbol_t; |
331 | #endif |
332 | #endif |
332 | #ifdef __64_BITS__ |
333 | #ifdef __64_BITS__ |
333 | typedef struct elf64_header elf_header_t; |
334 | typedef struct elf64_header elf_header_t; |
334 | typedef struct elf64_segment_header elf_segment_header_t; |
335 | typedef struct elf64_segment_header elf_segment_header_t; |
335 | typedef struct elf64_section_header elf_section_header_t; |
336 | typedef struct elf64_section_header elf_section_header_t; |
336 | typedef struct elf64_symbol elf_symbol_t; |
337 | typedef struct elf64_symbol elf_symbol_t; |
337 | #endif |
338 | #endif |
338 | 339 | ||
339 | extern char *elf_error(unsigned int rc); |
340 | extern char *elf_error(unsigned int rc); |
340 | 341 | ||
- | 342 | /* Interpreter string used to recognize the program loader */ |
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- | 343 | #define ELF_INTERP_ZSTR "kernel" |
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- | 344 | #define ELF_INTERP_ZLEN sizeof(ELF_INTERP_ZSTR) |
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- | 345 | ||
341 | #endif |
346 | #endif |
342 | 347 | ||
343 | /** @} |
348 | /** @} |
344 | */ |
349 | */ |
345 | 350 |