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

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    Revision 815 - (hide 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 niro 532 /*
    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 niro 815 /* 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 niro 532 #endif /* _SYS_ELF32_H */