headers/private/storage/ElfX.h

   1 /*
   2  * Copyright 2002-2009, Ingo Weinhold, ingo_weinhold@gmx.de.
   3  * Distributed under the terms of the MIT License.
   4  */
   5
   6 // No header guard: The file is included twice by <Elf.h> and must not be
   7 // included elsewhere. The _ELFX_BITS macro must be define before inclusion.
   8
   9
  10 #undef ElfX
  11
  12 #if _ELFX_BITS == 32
  13 #       define ElfX(x)  Elf32_##x
  14 #elif _ELFX_BITS == 64
  15 #       define ElfX(x)  Elf64_##x
  16 #endif
  17
  18
  19 // object file header
  20 typedef struct {
  21         unsigned char   e_ident[EI_NIDENT];
  22         ElfX(Half)              e_type;
  23         ElfX(Half)              e_machine;
  24         ElfX(Word)              e_version;
  25         ElfX(Addr)              e_entry;
  26         ElfX(Off)               e_phoff;
  27         ElfX(Off)               e_shoff;
  28         ElfX(Word)              e_flags;
  29         ElfX(Half)              e_ehsize;
  30         ElfX(Half)              e_phentsize;
  31         ElfX(Half)              e_phnum;
  32         ElfX(Half)              e_shentsize;
  33         ElfX(Half)              e_shnum;
  34         ElfX(Half)              e_shstrndx;
  35 } ElfX(Ehdr);
  36
  37 // program header
  38 typedef struct {
  39         ElfX(Word)      p_type;
  40 #if _ELFX_BITS == 64
  41         ElfX(Word)      p_flags;
  42 #endif
  43         ElfX(Off)       p_offset;
  44         ElfX(Addr)      p_vaddr;
  45         ElfX(Addr)      p_paddr;
  46         ElfX(Xword)     p_filesz;
  47         ElfX(Xword)     p_memsz;
  48 #if _ELFX_BITS == 32
  49         ElfX(Word)      p_flags;
  50 #endif
  51         ElfX(Xword)     p_align;
  52 } ElfX(Phdr);
  53
  54 // section header
  55 typedef struct {
  56         ElfX(Word)      sh_name;
  57         ElfX(Word)      sh_type;
  58         ElfX(Xword)     sh_flags;
  59         ElfX(Addr)      sh_addr;
  60         ElfX(Off)       sh_offset;
  61         ElfX(Xword)     sh_size;
  62         ElfX(Word)      sh_link;
  63         ElfX(Word)      sh_info;
  64         ElfX(Xword)     sh_addralign;
  65         ElfX(Xword)     sh_entsize;
  66 } ElfX(Shdr);
  67
  68 #undef ElfX