1 /*
2  * Copyright (C) 2023 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 #ifndef __LUME_ELF_DEFINES__
16 #define __LUME_ELF_DEFINES__
17 #include <cstdint>
18 #define EI_NIDENT 16
19 #define ET_REL 1
20 #define EM_NONE 0
21 
22 #define EV_CURRENT 1 /*original format...*/
23 #define ELFCLASS32 1
24 #define ELFCLASS64 2
25 #define ELFDATA2LSB 1
26 #define ELFDATA2MSB 1
27 #define ELFOSABI_NONE 0
28 
29 #define EM_NONE 0
30 #define EM_386 3
31 #define EM_ARM 40      /* ARM 32 bit */
32 #define EM_X86_64 62   /* AMD x86-64 */
33 #define EM_AARCH64 183 /* ARM 64 bit */
34 
35 #define SHT_PROGBITS 1
36 #define SHT_SYMTAB 2
37 #define SHT_STRTAB 3
38 
39 #define SHF_ALLOC 0x2
40 #define SHF_MERGE 0x10
41 #define SHN_UNDEF 0
42 #define STB_GLOBAL 1
43 #define STT_OBJECT 1
44 #define STV_HIDDEN 2
45 #define ELF_ST_BIND(info) ((info) >> 4)
46 #define ELF_ST_TYPE(info) ((info)&0xf)
47 #define ELF_ST_INFO(bind, type) (((bind) << 4) + ((type)&0xf))
48 
49 typedef struct ElfIdent {
50     char EI_MAG0;
51     char EI_MAG1;
52     char EI_MAG2;
53     char EI_MAG3;
54     uint8_t EI_CLASS;
55     uint8_t EI_DATA;
56     uint8_t EI_VERSION;
57     uint8_t EI_OSABI;
58     uint8_t EI_PAD[EI_NIDENT - 8];
59 } ElfIdent;
60 
61 #endif