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Last change
on this file was
e16e8f2,
checked in by Edwin Eefting <edwin@datux.nl>, 3 years ago
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|
bootstuff
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-
Property mode set to
100644
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File size:
2.3 KB
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| Rev | Line | |
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| [e16e8f2] | 1 | /* |
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| 2 | * sys/elf32.h |
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| 3 | */ |
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| 4 | |
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| 5 | #ifndef _SYS_ELF32_H |
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| 6 | #define _SYS_ELF32_H |
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| 7 | |
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| 8 | #include <sys/elfcommon.h> |
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| 9 | |
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| 10 | /* ELF standard typedefs (yet more proof that <stdint.h> was way overdue) */ |
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| 11 | typedef uint16_t Elf32_Half; |
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| 12 | typedef int16_t Elf32_SHalf; |
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| 13 | typedef uint32_t Elf32_Word; |
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| 14 | typedef int32_t Elf32_Sword; |
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| 15 | typedef uint64_t Elf32_Xword; |
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| 16 | typedef int64_t Elf32_Sxword; |
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| 17 | |
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| 18 | typedef uint32_t Elf32_Off; |
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| 19 | typedef uint32_t Elf32_Addr; |
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| 20 | typedef uint16_t Elf32_Section; |
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| 21 | |
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| 22 | /* Dynamic header */ |
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| 23 | |
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| 24 | typedef struct elf32_dyn { |
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| 25 | Elf32_Sword d_tag; |
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| 26 | union { |
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| 27 | Elf32_Sword d_val; |
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| 28 | Elf32_Addr d_ptr; |
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| 29 | } d_un; |
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| 30 | } Elf32_Dyn; |
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| 31 | |
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| 32 | /* Relocations */ |
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| 33 | |
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| 34 | #define ELF32_R_SYM(x) ((x) >> 8) |
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| 35 | #define ELF32_R_TYPE(x) ((x) & 0xff) |
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| 36 | |
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| 37 | typedef struct elf32_rel { |
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| 38 | Elf32_Addr r_offset; |
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| 39 | Elf32_Word r_info; |
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| 40 | } Elf32_Rel; |
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| 41 | |
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| 42 | typedef struct elf32_rela { |
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| 43 | Elf32_Addr r_offset; |
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| 44 | Elf32_Word r_info; |
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| 45 | Elf32_Sword r_addend; |
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| 46 | } Elf32_Rela; |
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| 47 | |
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| 48 | /* Symbol */ |
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| 49 | |
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| 50 | typedef struct elf32_sym { |
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| 51 | Elf32_Word st_name; |
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| 52 | Elf32_Addr st_value; |
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| 53 | Elf32_Word st_size; |
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| 54 | unsigned char st_info; |
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| 55 | unsigned char st_other; |
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| 56 | Elf32_Half st_shndx; |
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| 57 | } Elf32_Sym; |
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| 58 | |
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| 59 | /* Main file header */ |
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| 60 | |
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| 61 | typedef struct elf32_hdr { |
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| 62 | unsigned char e_ident[EI_NIDENT]; |
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| 63 | Elf32_Half e_type; |
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| 64 | Elf32_Half e_machine; |
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| 65 | Elf32_Word e_version; |
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| 66 | Elf32_Addr e_entry; |
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| 67 | Elf32_Off e_phoff; |
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| 68 | Elf32_Off e_shoff; |
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| 69 | Elf32_Word e_flags; |
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| 70 | Elf32_Half e_ehsize; |
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| 71 | Elf32_Half e_phentsize; |
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| 72 | Elf32_Half e_phnum; |
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| 73 | Elf32_Half e_shentsize; |
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| 74 | Elf32_Half e_shnum; |
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| 75 | Elf32_Half e_shstrndx; |
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| 76 | } Elf32_Ehdr; |
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| 77 | |
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| 78 | /* Program header */ |
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| 79 | |
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| 80 | typedef struct elf32_phdr { |
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| 81 | Elf32_Word p_type; |
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| 82 | Elf32_Off p_offset; |
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| 83 | Elf32_Addr p_vaddr; |
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| 84 | Elf32_Addr p_paddr; |
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| 85 | Elf32_Word p_filesz; |
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| 86 | Elf32_Word p_memsz; |
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| 87 | Elf32_Word p_flags; |
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| 88 | Elf32_Word p_align; |
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| 89 | } Elf32_Phdr; |
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| 90 | |
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| 91 | /* Section header */ |
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| 92 | |
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| 93 | typedef struct elf32_shdr { |
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| 94 | Elf32_Word sh_name; |
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| 95 | Elf32_Word sh_type; |
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| 96 | Elf32_Word sh_flags; |
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| 97 | Elf32_Addr sh_addr; |
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| 98 | Elf32_Off sh_offset; |
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| 99 | Elf32_Word sh_size; |
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| 100 | Elf32_Word sh_link; |
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| 101 | Elf32_Word sh_info; |
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| 102 | Elf32_Word sh_addralign; |
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| 103 | Elf32_Word sh_entsize; |
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| 104 | } Elf32_Shdr; |
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| 105 | |
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| 106 | /* Note header */ |
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| 107 | typedef struct elf32_note { |
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| 108 | Elf32_Word n_namesz; /* Name size */ |
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| 109 | Elf32_Word n_descsz; /* Content size */ |
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| 110 | Elf32_Word n_type; /* Content type */ |
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| 111 | } Elf32_Nhdr; |
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| 112 | |
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| 113 | #endif /* _SYS_ELF32_H */ |
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