com32/include/sys/elfcommon.h

   1 /*
   2  * sys/elfcommon.h
   3  */
   4
   5 #ifndef _SYS_ELFCOMMON_H
   6 #define _SYS_ELFCOMMON_H
   7
   8 #include <stdint.h>
   9
  10 /* Segment types */
  11 #define PT_NULL         0
  12 #define PT_LOAD         1
  13 #define PT_DYNAMIC      2
  14 #define PT_INTERP       3
  15 #define PT_NOTE         4
  16 #define PT_SHLIB        5
  17 #define PT_PHDR         6
  18 #define PT_LOOS         0x60000000
  19 #define PT_HIOS         0x6fffffff
  20 #define PT_LOPROC       0x70000000
  21 #define PT_HIPROC       0x7fffffff
  22 #define PT_GNU_EH_FRAME 0x6474e550      /* Extension, eh? */
  23
  24 /* ELF file types */
  25 #define ET_NONE         0
  26 #define ET_REL          1
  27 #define ET_EXEC         2
  28 #define ET_DYN          3
  29 #define ET_CORE         4
  30 #define ET_LOPROC       0xff00
  31 #define ET_HIPROC       0xffff
  32
  33 /* ELF machine types */
  34 #define EM_NONE         0
  35 #define EM_M32          1
  36 #define EM_SPARC        2
  37 #define EM_386          3
  38 #define EM_68K          4
  39 #define EM_88K          5
  40 #define EM_486          6       /* Not used in Linux at least */
  41 #define EM_860          7
  42 #define EM_MIPS         8       /* R3k, bigendian(?) */
  43 #define EM_MIPS_RS4_BE  10      /* R4k BE */
  44 #define EM_PARISC       15
  45 #define EM_SPARC32PLUS  18
  46 #define EM_PPC          20
  47 #define EM_PPC64        21
  48 #define EM_S390         22
  49 #define EM_SH           42
  50 #define EM_SPARCV9      43      /* v9 = SPARC64 */
  51 #define EM_H8_300H      47
  52 #define EM_H8S          48
  53 #define EM_IA_64        50      /* Itanic */
  54 #define EM_X86_64       62
  55 #define EM_CRIS         76
  56 #define EM_V850         87
  57 #define EM_ALPHA        0x9026  /* Interrim Alpha that stuck around */
  58 #define EM_CYGNUS_V850  0x9080  /* Old v850 ID used by Cygnus */
  59 #define EM_S390_OLD     0xA390  /* Obsolete interrim value for S/390 */
  60
  61 /* Dynamic type values */
  62 #define DT_NULL         0
  63 #define DT_NEEDED       1
  64 #define DT_PLTRELSZ     2
  65 #define DT_PLTGOT       3
  66 #define DT_HASH         4
  67 #define DT_STRTAB       5
  68 #define DT_SYMTAB       6
  69 #define DT_RELA         7
  70 #define DT_RELASZ       8
  71 #define DT_RELAENT      9
  72 #define DT_STRSZ        10
  73 #define DT_SYMENT       11
  74 #define DT_INIT         12
  75 #define DT_FINI         13
  76 #define DT_SONAME       14
  77 #define DT_RPATH        15
  78 #define DT_SYMBOLIC     16
  79 #define DT_REL          17
  80 #define DT_RELSZ        18
  81 #define DT_RELENT       19
  82 #define DT_PLTREL       20
  83 #define DT_DEBUG        21
  84 #define DT_TEXTREL      22
  85 #define DT_JMPREL       23
  86 #define DT_LOPROC       0x70000000
  87 #define DT_HIPROC       0x7fffffff
  88
  89 /* Auxilliary table entries */
  90 #define AT_NULL         0       /* end of vector */
  91 #define AT_IGNORE       1       /* entry should be ignored */
  92 #define AT_EXECFD       2       /* file descriptor of program */
  93 #define AT_PHDR         3       /* program headers for program */
  94 #define AT_PHENT        4       /* size of program header entry */
  95 #define AT_PHNUM        5       /* number of program headers */
  96 #define AT_PAGESZ       6       /* system page size */
  97 #define AT_BASE         7       /* base address of interpreter */
  98 #define AT_FLAGS        8       /* flags */
  99 #define AT_ENTRY        9       /* entry point of program */
 100 #define AT_NOTELF       10      /* program is not ELF */
 101 #define AT_UID          11      /* real uid */
 102 #define AT_EUID         12      /* effective uid */
 103 #define AT_GID          13      /* real gid */
 104 #define AT_EGID         14      /* effective gid */
 105 #define AT_PLATFORM     15      /* string identifying CPU for optimizations */
 106 #define AT_HWCAP        16      /* arch dependent hints at CPU capabilities */
 107 #define AT_CLKTCK       17      /* frequency at which times() increments */
 108 /* 18..22 = ? */
 109 #define AT_SECURE       23      /* secure mode boolean */
 110
 111 /* Program header permission flags */
 112 #define PF_X            0x1
 113 #define PF_W            0x2
 114 #define PF_R            0x4
 115
 116 /* Section header types */
 117 #define SHT_NULL        0
 118 #define SHT_PROGBITS    1
 119 #define SHT_SYMTAB      2
 120 #define SHT_STRTAB      3
 121 #define SHT_RELA        4
 122 #define SHT_HASH        5
 123 #define SHT_DYNAMIC     6
 124 #define SHT_NOTE        7
 125 #define SHT_NOBITS      8
 126 #define SHT_REL         9
 127 #define SHT_SHLIB       10
 128 #define SHT_DYNSYM      11
 129 #define SHT_NUM         12
 130 #define SHT_LOPROC      0x70000000
 131 #define SHT_HIPROC      0x7fffffff
 132 #define SHT_LOUSER      0x80000000
 133 #define SHT_HIUSER      0xffffffff
 134
 135 /* Section header flags */
 136 #define SHF_WRITE       0x1
 137 #define SHF_ALLOC       0x2
 138 #define SHF_EXECINSTR   0x4
 139 #define SHF_MASKPROC    0xf0000000
 140
 141 /* Special section numbers */
 142 #define SHN_UNDEF       0
 143 #define SHN_LORESERVE   0xff00
 144 #define SHN_LOPROC      0xff00
 145 #define SHN_HIPROC      0xff1f
 146 #define SHN_ABS         0xfff1
 147 #define SHN_COMMON      0xfff2
 148 #define SHN_HIRESERVE   0xffff
 149
 150 /* Lenght of magic at the start of a file */
 151 #define EI_NIDENT       16
 152
 153 /* Magic number constants... */
 154 #define EI_MAG0         0       /* e_ident[] indexes */
 155 #define EI_MAG1         1
 156 #define EI_MAG2         2
 157 #define EI_MAG3         3
 158 #define EI_CLASS        4
 159 #define EI_DATA         5
 160 #define EI_VERSION      6
 161 #define EI_OSABI        7
 162 #define EI_PAD          8
 163
 164 #define ELFMAG0         0x7f    /* EI_MAG */
 165 #define ELFMAG1         'E'
 166 #define ELFMAG2         'L'
 167 #define ELFMAG3         'F'
 168 #define ELFMAG          "\177ELF"
 169 #define SELFMAG         4
 170
 171 #define ELFCLASSNONE    0       /* EI_CLASS */
 172 #define ELFCLASS32      1
 173 #define ELFCLASS64      2
 174 #define ELFCLASSNUM     3
 175
 176 #define ELFDATANONE     0       /* e_ident[EI_DATA] */
 177 #define ELFDATA2LSB     1
 178 #define ELFDATA2MSB     2
 179
 180 #define EV_NONE         0       /* e_version, EI_VERSION */
 181 #define EV_CURRENT      1
 182 #define EV_NUM          2
 183
 184 #define ELFOSABI_NONE   0
 185 #define ELFOSABI_LINUX  3
 186
 187 #endif /* _SYS_ELFCOMMON_H */