include/coff/pe.h

   1 /* PE COFF header information */
   2
   3 #ifndef _PE_H
   4 #define _PE_H
   5
   6 /* NT specific file attributes */
   7 #define IMAGE_FILE_RELOCS_STRIPPED           0x0001
   8 #define IMAGE_FILE_EXECUTABLE_IMAGE          0x0002
   9 #define IMAGE_FILE_LINE_NUMS_STRIPPED        0x0004
  10 #define IMAGE_FILE_LOCAL_SYMS_STRIPPED       0x0008
  11 #define IMAGE_FILE_BYTES_REVERSED_LO         0x0080
  12 #define IMAGE_FILE_32BIT_MACHINE             0x0100
  13 #define IMAGE_FILE_DEBUG_STRIPPED            0x0200
  14 #define IMAGE_FILE_SYSTEM                    0x1000
  15 #define IMAGE_FILE_DLL                       0x2000
  16 #define IMAGE_FILE_BYTES_REVERSED_HI         0x8000
  17
  18 /* additional flags to be set for section headers to allow the NT loader to
  19    read and write to the section data (to replace the addresses of data in
  20    dlls for one thing); also to execute the section in .text's case */
  21 #define IMAGE_SCN_MEM_DISCARDABLE 0x02000000
  22 #define IMAGE_SCN_MEM_EXECUTE     0x20000000
  23 #define IMAGE_SCN_MEM_READ        0x40000000
  24 #define IMAGE_SCN_MEM_WRITE       0x80000000
  25
  26 /*
  27  * Section characteristics added for ppc-nt
  28  */
  29
  30 #define IMAGE_SCN_TYPE_NO_PAD                0x00000008  /* Reserved. */
  31
  32 #define IMAGE_SCN_CNT_CODE                   0x00000020  /* Section contains code. */
  33 #define IMAGE_SCN_CNT_INITIALIZED_DATA       0x00000040  /* Section contains initialized data. */
  34 #define IMAGE_SCN_CNT_UNINITIALIZED_DATA     0x00000080  /* Section contains uninitialized data. */
  35
  36 #define IMAGE_SCN_LNK_OTHER                  0x00000100  /* Reserved. */
  37 #define IMAGE_SCN_LNK_INFO                   0x00000200  /* Section contains comments or some other type of information. */
  38 #define IMAGE_SCN_LNK_REMOVE                 0x00000800  /* Section contents will not become part of image. */
  39 #define IMAGE_SCN_LNK_COMDAT                 0x00001000  /* Section contents comdat. */
  40
  41 #define IMAGE_SCN_MEM_FARDATA                0x00008000
  42
  43 #define IMAGE_SCN_MEM_PURGEABLE              0x00020000
  44 #define IMAGE_SCN_MEM_16BIT                  0x00020000
  45 #define IMAGE_SCN_MEM_LOCKED                 0x00040000
  46 #define IMAGE_SCN_MEM_PRELOAD                0x00080000
  47
  48 #define IMAGE_SCN_ALIGN_1BYTES               0x00100000
  49 #define IMAGE_SCN_ALIGN_2BYTES               0x00200000
  50 #define IMAGE_SCN_ALIGN_4BYTES               0x00300000
  51 #define IMAGE_SCN_ALIGN_8BYTES               0x00400000
  52 #define IMAGE_SCN_ALIGN_16BYTES              0x00500000  /* Default alignment if no others are specified. */
  53 #define IMAGE_SCN_ALIGN_32BYTES              0x00600000
  54 #define IMAGE_SCN_ALIGN_64BYTES              0x00700000
  55
  56
  57 #define IMAGE_SCN_LNK_NRELOC_OVFL            0x01000000  /* Section contains extended relocations. */
  58 #define IMAGE_SCN_MEM_NOT_CACHED             0x04000000  /* Section is not cachable.               */
  59 #define IMAGE_SCN_MEM_NOT_PAGED              0x08000000  /* Section is not pageable.               */
  60 #define IMAGE_SCN_MEM_SHARED                 0x10000000  /* Section is shareable.                  */
  61
  62 /* COMDAT selection codes.  */
  63
  64 #define IMAGE_COMDAT_SELECT_NODUPLICATES     (1) /* Warn if duplicates.  */
  65 #define IMAGE_COMDAT_SELECT_ANY              (2) /* No warning.  */
  66 #define IMAGE_COMDAT_SELECT_SAME_SIZE        (3) /* Warn if different size.  */
  67 #define IMAGE_COMDAT_SELECT_EXACT_MATCH      (4) /* Warn if different.  */
  68 #define IMAGE_COMDAT_SELECT_ASSOCIATIVE      (5) /* Base on other section.  */
  69
  70 /* Magic values that are true for all dos/nt implementations */
  71 #define DOSMAGIC       0x5a4d
  72 #define NT_SIGNATURE   0x00004550
  73
  74   /* NT allows long filenames, we want to accommodate this.  This may break
  75      some of the bfd functions */
  76 #undef  FILNMLEN
  77 #define FILNMLEN        18      /* # characters in a file name          */
  78
  79
  80 #ifdef COFF_IMAGE_WITH_PE
  81 /* The filehdr is only weired in images */
  82
  83 #undef FILHDR
  84 struct external_PE_filehdr
  85 {
  86   /* DOS header fields */
  87   char e_magic[2];              /* Magic number, 0x5a4d */
  88   char e_cblp[2];               /* Bytes on last page of file, 0x90 */
  89   char e_cp[2];                 /* Pages in file, 0x3 */
  90   char e_crlc[2];               /* Relocations, 0x0 */
  91   char e_cparhdr[2];            /* Size of header in paragraphs, 0x4 */
  92   char e_minalloc[2];           /* Minimum extra paragraphs needed, 0x0 */
  93   char e_maxalloc[2];           /* Maximum extra paragraphs needed, 0xFFFF */
  94   char e_ss[2];                 /* Initial (relative) SS value, 0x0 */
  95   char e_sp[2];                 /* Initial SP value, 0xb8 */
  96   char e_csum[2];               /* Checksum, 0x0 */
  97   char e_ip[2];                 /* Initial IP value, 0x0 */
  98   char e_cs[2];                 /* Initial (relative) CS value, 0x0 */
  99   char e_lfarlc[2];             /* File address of relocation table, 0x40 */
 100   char e_ovno[2];               /* Overlay number, 0x0 */
 101   char e_res[4][2];             /* Reserved words, all 0x0 */
 102   char e_oemid[2];              /* OEM identifier (for e_oeminfo), 0x0 */
 103   char e_oeminfo[2];            /* OEM information; e_oemid specific, 0x0 */
 104   char e_res2[10][2];           /* Reserved words, all 0x0 */
 105   char e_lfanew[4];             /* File address of new exe header, 0x80 */
 106   char dos_message[16][4];      /* other stuff, always follow DOS header */
 107   char nt_signature[4];         /* required NT signature, 0x4550 */
 108
 109   /* From standard header */
 110
 111
 112   char f_magic[2];              /* magic number                 */
 113   char f_nscns[2];              /* number of sections           */
 114   char f_timdat[4];             /* time & date stamp            */
 115   char f_symptr[4];             /* file pointer to symtab       */
 116   char f_nsyms[4];              /* number of symtab entries     */
 117   char f_opthdr[2];             /* sizeof(optional hdr)         */
 118   char f_flags[2];              /* flags                        */
 119
 120 };
 121
 122
 123 #define FILHDR struct external_PE_filehdr
 124 #undef FILHSZ
 125 #define FILHSZ 152
 126
 127 #endif
 128
 129 typedef struct
 130 {
 131   AOUTHDR standard;
 132
 133   /* NT extra fields; see internal.h for descriptions */
 134   char  ImageBase[4];
 135   char  SectionAlignment[4];
 136   char  FileAlignment[4];
 137   char  MajorOperatingSystemVersion[2];
 138   char  MinorOperatingSystemVersion[2];
 139   char  MajorImageVersion[2];
 140   char  MinorImageVersion[2];
 141   char  MajorSubsystemVersion[2];
 142   char  MinorSubsystemVersion[2];
 143   char  Reserved1[4];
 144   char  SizeOfImage[4];
 145   char  SizeOfHeaders[4];
 146   char  CheckSum[4];
 147   char  Subsystem[2];
 148   char  DllCharacteristics[2];
 149   char  SizeOfStackReserve[4];
 150   char  SizeOfStackCommit[4];
 151   char  SizeOfHeapReserve[4];
 152   char  SizeOfHeapCommit[4];
 153   char  LoaderFlags[4];
 154   char  NumberOfRvaAndSizes[4];
 155   /* IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES]; */
 156   char  DataDirectory[16][2][4]; /* 16 entries, 2 elements/entry, 4 chars */
 157
 158 } PEAOUTHDR;
 159
 160
 161 #undef AOUTSZ
 162 #define AOUTSZ (AOUTHDRSZ + 196)
 163
 164 #undef  E_FILNMLEN
 165 #define E_FILNMLEN      18      /* # characters in a file name          */
 166 #endif
 167
 168
 169