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    Contents of /trunk/mkinitrd-magellan/klibc/usr/include/sys/elf32.h

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    Revision 815 - (show annotations) (download)
    Fri Apr 24 18:32:46 2009 UTC (15 years ago) by niro
    File MIME type: text/plain
    File size: 2339 byte(s) 
    -updated to klibc-1.5.15
    1 /*
    2 * sys/elf32.h
    3 */
    4
    5 #ifndef _SYS_ELF32_H
    6 #define _SYS_ELF32_H
    7
    8 #include <sys/elfcommon.h>
    9
    10 /* ELF standard typedefs (yet more proof that <stdint.h> was way overdue) */
    11 typedef uint16_t Elf32_Half;
    12 typedef int16_t Elf32_SHalf;
    13 typedef uint32_t Elf32_Word;
    14 typedef int32_t Elf32_Sword;
    15 typedef uint64_t Elf32_Xword;
    16 typedef int64_t Elf32_Sxword;
    17
    18 typedef uint32_t Elf32_Off;
    19 typedef uint32_t Elf32_Addr;
    20 typedef uint16_t Elf32_Section;
    21
    22 /* Dynamic header */
    23
    24 typedef struct elf32_dyn {
    25 Elf32_Sword d_tag;
    26 union {
    27 Elf32_Sword d_val;
    28 Elf32_Addr d_ptr;
    29 } d_un;
    30 } Elf32_Dyn;
    31
    32 /* Relocations */
    33
    34 #define ELF32_R_SYM(x) ((x) >> 8)
    35 #define ELF32_R_TYPE(x) ((x) & 0xff)
    36
    37 typedef struct elf32_rel {
    38 Elf32_Addr r_offset;
    39 Elf32_Word r_info;
    40 } Elf32_Rel;
    41
    42 typedef struct elf32_rela {
    43 Elf32_Addr r_offset;
    44 Elf32_Word r_info;
    45 Elf32_Sword r_addend;
    46 } Elf32_Rela;
    47
    48 /* Symbol */
    49
    50 typedef struct elf32_sym {
    51 Elf32_Word st_name;
    52 Elf32_Addr st_value;
    53 Elf32_Word st_size;
    54 unsigned char st_info;
    55 unsigned char st_other;
    56 Elf32_Half st_shndx;
    57 } Elf32_Sym;
    58
    59 /* Main file header */
    60
    61 typedef struct elf32_hdr {
    62 unsigned char e_ident[EI_NIDENT];
    63 Elf32_Half e_type;
    64 Elf32_Half e_machine;
    65 Elf32_Word e_version;
    66 Elf32_Addr e_entry;
    67 Elf32_Off e_phoff;
    68 Elf32_Off e_shoff;
    69 Elf32_Word e_flags;
    70 Elf32_Half e_ehsize;
    71 Elf32_Half e_phentsize;
    72 Elf32_Half e_phnum;
    73 Elf32_Half e_shentsize;
    74 Elf32_Half e_shnum;
    75 Elf32_Half e_shstrndx;
    76 } Elf32_Ehdr;
    77
    78 /* Program header */
    79
    80 typedef struct elf32_phdr {
    81 Elf32_Word p_type;
    82 Elf32_Off p_offset;
    83 Elf32_Addr p_vaddr;
    84 Elf32_Addr p_paddr;
    85 Elf32_Word p_filesz;
    86 Elf32_Word p_memsz;
    87 Elf32_Word p_flags;
    88 Elf32_Word p_align;
    89 } Elf32_Phdr;
    90
    91 /* Section header */
    92
    93 typedef struct elf32_shdr {
    94 Elf32_Word sh_name;
    95 Elf32_Word sh_type;
    96 Elf32_Word sh_flags;
    97 Elf32_Addr sh_addr;
    98 Elf32_Off sh_offset;
    99 Elf32_Word sh_size;
    100 Elf32_Word sh_link;
    101 Elf32_Word sh_info;
    102 Elf32_Word sh_addralign;
    103 Elf32_Word sh_entsize;
    104 } Elf32_Shdr;
    105
    106 /* Note header */
    107 typedef struct elf32_note {
    108 Elf32_Word n_namesz; /* Name size */
    109 Elf32_Word n_descsz; /* Content size */
    110 Elf32_Word n_type; /* Content type */
    111 } Elf32_Nhdr;
    112
    113 /* How to extract and insert information held in the st_info field. */
    114 #define ELF32_ST_BIND(val) (((unsigned char) (val)) >> 4)
    115 #define ELF32_ST_TYPE(val) ((val) & 0xf)
    116
    117 #endif /* _SYS_ELF32_H */