include/coff/pe.h

   1 /* pe.h  -  PE COFF header information
   2
   3    Copyright 2000, 2001 Free Software Foundation, Inc.
   4
   5    This file is part of BFD, the Binary File Descriptor library.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software Foundation,
  19    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  20 #ifndef _PE_H
  21 #define _PE_H
  22
  23 /* NT specific file attributes.  */
  24 #define IMAGE_FILE_RELOCS_STRIPPED           0x0001
  25 #define IMAGE_FILE_EXECUTABLE_IMAGE          0x0002
  26 #define IMAGE_FILE_LINE_NUMS_STRIPPED        0x0004
  27 #define IMAGE_FILE_LOCAL_SYMS_STRIPPED       0x0008
  28 #define IMAGE_FILE_AGGRESSIVE_WS_TRIM        0x0010
  29 #define IMAGE_FILE_LARGE_ADDRESS_AWARE       0x0020
  30 #define IMAGE_FILE_16BIT_MACHINE             0x0040
  31 #define IMAGE_FILE_BYTES_REVERSED_LO         0x0080
  32 #define IMAGE_FILE_32BIT_MACHINE             0x0100
  33 #define IMAGE_FILE_DEBUG_STRIPPED            0x0200
  34 #define IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP   0x0400
  35 #define IMAGE_FILE_SYSTEM                    0x1000
  36 #define IMAGE_FILE_DLL                       0x2000
  37 #define IMAGE_FILE_UP_SYSTEM_ONLY            0x4000
  38 #define IMAGE_FILE_BYTES_REVERSED_HI         0x8000
  39
  40 /* Additional flags to be set for section headers to allow the NT loader to
  41    read and write to the section data (to replace the addresses of data in
  42    dlls for one thing); also to execute the section in .text's case.  */
  43 #define IMAGE_SCN_MEM_DISCARDABLE 0x02000000
  44 #define IMAGE_SCN_MEM_EXECUTE     0x20000000
  45 #define IMAGE_SCN_MEM_READ        0x40000000
  46 #define IMAGE_SCN_MEM_WRITE       0x80000000
  47
  48 /* Section characteristics added for ppc-nt.  */
  49
  50 #define IMAGE_SCN_TYPE_NO_PAD                0x00000008  /* Reserved. */
  51
  52 #define IMAGE_SCN_CNT_CODE                   0x00000020  /* Section contains code. */
  53 #define IMAGE_SCN_CNT_INITIALIZED_DATA       0x00000040  /* Section contains initialized data. */
  54 #define IMAGE_SCN_CNT_UNINITIALIZED_DATA     0x00000080  /* Section contains uninitialized data. */
  55
  56 #define IMAGE_SCN_LNK_OTHER                  0x00000100  /* Reserved. */
  57 #define IMAGE_SCN_LNK_INFO                   0x00000200  /* Section contains comments or some other type of information. */
  58 #define IMAGE_SCN_LNK_REMOVE                 0x00000800  /* Section contents will not become part of image. */
  59 #define IMAGE_SCN_LNK_COMDAT                 0x00001000  /* Section contents comdat. */
  60
  61 #define IMAGE_SCN_MEM_FARDATA                0x00008000
  62
  63 #define IMAGE_SCN_MEM_PURGEABLE              0x00020000
  64 #define IMAGE_SCN_MEM_16BIT                  0x00020000
  65 #define IMAGE_SCN_MEM_LOCKED                 0x00040000
  66 #define IMAGE_SCN_MEM_PRELOAD                0x00080000
  67
  68 #define IMAGE_SCN_ALIGN_1BYTES               0x00100000
  69 #define IMAGE_SCN_ALIGN_2BYTES               0x00200000
  70 #define IMAGE_SCN_ALIGN_4BYTES               0x00300000
  71 #define IMAGE_SCN_ALIGN_8BYTES               0x00400000
  72 #define IMAGE_SCN_ALIGN_16BYTES              0x00500000  /* Default alignment if no others are specified. */
  73 #define IMAGE_SCN_ALIGN_32BYTES              0x00600000
  74 #define IMAGE_SCN_ALIGN_64BYTES              0x00700000
  75
  76 #define IMAGE_SCN_LNK_NRELOC_OVFL            0x01000000  /* Section contains extended relocations. */
  77 #define IMAGE_SCN_MEM_NOT_CACHED             0x04000000  /* Section is not cachable.               */
  78 #define IMAGE_SCN_MEM_NOT_PAGED              0x08000000  /* Section is not pageable.               */
  79 #define IMAGE_SCN_MEM_SHARED                 0x10000000  /* Section is shareable.                  */
  80
  81 /* COMDAT selection codes.  */
  82
  83 #define IMAGE_COMDAT_SELECT_NODUPLICATES     (1) /* Warn if duplicates.  */
  84 #define IMAGE_COMDAT_SELECT_ANY              (2) /* No warning.  */
  85 #define IMAGE_COMDAT_SELECT_SAME_SIZE        (3) /* Warn if different size.  */
  86 #define IMAGE_COMDAT_SELECT_EXACT_MATCH      (4) /* Warn if different.  */
  87 #define IMAGE_COMDAT_SELECT_ASSOCIATIVE      (5) /* Base on other section.  */
  88
  89 /* Machine numbers.  */
  90
  91 #define IMAGE_FILE_MACHINE_UNKNOWN           0x0
  92 #define IMAGE_FILE_MACHINE_ALPHA             0x184
  93 #define IMAGE_FILE_MACHINE_ARM               0x1c0
  94 #define IMAGE_FILE_MACHINE_ALPHA64           0x284
  95 #define IMAGE_FILE_MACHINE_I386              0x14c
  96 #define IMAGE_FILE_MACHINE_IA64              0x200
  97 #define IMAGE_FILE_MACHINE_M68K              0x268
  98 #define IMAGE_FILE_MACHINE_MIPS16            0x266
  99 #define IMAGE_FILE_MACHINE_MIPSFPU           0x366
 100 #define IMAGE_FILE_MACHINE_MIPSFPU16         0x466
 101 #define IMAGE_FILE_MACHINE_POWERPC           0x1f0
 102 #define IMAGE_FILE_MACHINE_R3000             0x162
 103 #define IMAGE_FILE_MACHINE_R4000             0x166
 104 #define IMAGE_FILE_MACHINE_R10000            0x168
 105 #define IMAGE_FILE_MACHINE_SH3               0x1a2
 106 #define IMAGE_FILE_MACHINE_SH4               0x1a6
 107 #define IMAGE_FILE_MACHINE_THUMB             0x1c2
 108
 109 #define IMAGE_SUBSYSTEM_UNKNOWN                  0
 110 #define IMAGE_SUBSYSTEM_NATIVE                   1
 111 #define IMAGE_SUBSYSTEM_WINDOWS_GUI              2
 112 #define IMAGE_SUBSYSTEM_WINDOWS_CUI              3
 113 #define IMAGE_SUBSYSTEM_POSIX_CUI                7
 114 #define IMAGE_SUBSYSTEM_WINDOWS_CE_GUI           9
 115 #define IMAGE_SUBSYSTEM_EFI_APPLICATION         10
 116 #define IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER 11
 117 #define IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER      12
 118
 119 /* Magic values that are true for all dos/nt implementations.  */
 120 #define DOSMAGIC       0x5a4d
 121 #define NT_SIGNATURE   0x00004550
 122
 123 /* NT allows long filenames, we want to accommodate this.
 124    This may break some of the bfd functions.  */
 125 #undef  FILNMLEN
 126 #define FILNMLEN        18      /* # characters in a file name.  */
 127
 128 struct external_PEI_DOS_hdr
 129 {
 130   /* DOS header fields - always at offset zero in the EXE file.  */
 131   char e_magic[2];              /* Magic number, 0x5a4d.  */
 132   char e_cblp[2];               /* Bytes on last page of file, 0x90.  */
 133   char e_cp[2];                 /* Pages in file, 0x3.  */
 134   char e_crlc[2];               /* Relocations, 0x0.  */
 135   char e_cparhdr[2];            /* Size of header in paragraphs, 0x4.  */
 136   char e_minalloc[2];           /* Minimum extra paragraphs needed, 0x0.  */
 137   char e_maxalloc[2];           /* Maximum extra paragraphs needed, 0xFFFF.  */
 138   char e_ss[2];                 /* Initial (relative) SS value, 0x0.  */
 139   char e_sp[2];                 /* Initial SP value, 0xb8.  */
 140   char e_csum[2];               /* Checksum, 0x0.  */
 141   char e_ip[2];                 /* Initial IP value, 0x0.  */
 142   char e_cs[2];                 /* Initial (relative) CS value, 0x0.  */
 143   char e_lfarlc[2];             /* File address of relocation table, 0x40.  */
 144   char e_ovno[2];               /* Overlay number, 0x0.  */
 145   char e_res[4][2];             /* Reserved words, all 0x0.  */
 146   char e_oemid[2];              /* OEM identifier (for e_oeminfo), 0x0.  */
 147   char e_oeminfo[2];            /* OEM information; e_oemid specific, 0x0.  */
 148   char e_res2[10][2];           /* Reserved words, all 0x0.  */
 149   char e_lfanew[4];             /* File address of new exe header, usually 0x80.  */
 150   char dos_message[16][4];      /* Other stuff, always follow DOS header.  */
 151 };
 152
 153 struct external_PEI_IMAGE_hdr
 154 {
 155   char nt_signature[4];         /* required NT signature, 0x4550.  */
 156
 157   /* From standard header.  */
 158   char f_magic[2];              /* Magic number.                */
 159   char f_nscns[2];              /* Number of sections.          */
 160   char f_timdat[4];             /* Time & date stamp.           */
 161   char f_symptr[4];             /* File pointer to symtab.      */
 162   char f_nsyms[4];              /* Number of symtab entries.    */
 163   char f_opthdr[2];             /* Sizeof(optional hdr).        */
 164   char f_flags[2];              /* Flags.                       */
 165 };
 166
 167 struct external_PEI_filehdr
 168 {
 169   /* DOS header fields - always at offset zero in the EXE file.  */
 170   char e_magic[2];              /* Magic number, 0x5a4d.  */
 171   char e_cblp[2];               /* Bytes on last page of file, 0x90.  */
 172   char e_cp[2];                 /* Pages in file, 0x3.  */
 173   char e_crlc[2];               /* Relocations, 0x0.  */
 174   char e_cparhdr[2];            /* Size of header in paragraphs, 0x4.  */
 175   char e_minalloc[2];           /* Minimum extra paragraphs needed, 0x0.  */
 176   char e_maxalloc[2];           /* Maximum extra paragraphs needed, 0xFFFF.  */
 177   char e_ss[2];                 /* Initial (relative) SS value, 0x0.  */
 178   char e_sp[2];                 /* Initial SP value, 0xb8.  */
 179   char e_csum[2];               /* Checksum, 0x0.  */
 180   char e_ip[2];                 /* Initial IP value, 0x0.  */
 181   char e_cs[2];                 /* Initial (relative) CS value, 0x0.  */
 182   char e_lfarlc[2];             /* File address of relocation table, 0x40.  */
 183   char e_ovno[2];               /* Overlay number, 0x0.  */
 184   char e_res[4][2];             /* Reserved words, all 0x0.  */
 185   char e_oemid[2];              /* OEM identifier (for e_oeminfo), 0x0.  */
 186   char e_oeminfo[2];            /* OEM information; e_oemid specific, 0x0.  */
 187   char e_res2[10][2];           /* Reserved words, all 0x0.  */
 188   char e_lfanew[4];             /* File address of new exe header, usually 0x80.  */
 189   char dos_message[16][4];      /* Other stuff, always follow DOS header.  */
 190
 191   /* Note: additional bytes may be inserted before the signature.  Use
 192    the e_lfanew field to find the actual location of the NT signature.  */
 193
 194   char nt_signature[4];         /* required NT signature, 0x4550.  */
 195
 196   /* From standard header.  */
 197   char f_magic[2];              /* Magic number.                */
 198   char f_nscns[2];              /* Number of sections.          */
 199   char f_timdat[4];             /* Time & date stamp.           */
 200   char f_symptr[4];             /* File pointer to symtab.      */
 201   char f_nsyms[4];              /* Number of symtab entries.    */
 202   char f_opthdr[2];             /* Sizeof(optional hdr).        */
 203   char f_flags[2];              /* Flags.                       */
 204 };
 205
 206 #ifdef COFF_IMAGE_WITH_PE
 207
 208 /* The filehdr is only weird in images.  */
 209
 210 #undef  FILHDR
 211 #define FILHDR struct external_PEI_filehdr
 212 #undef  FILHSZ
 213 #define FILHSZ 152
 214
 215 #endif /* COFF_IMAGE_WITH_PE */
 216
 217 /* 32-bit PE a.out header: */
 218
 219 typedef struct
 220 {
 221   AOUTHDR standard;
 222
 223   /* NT extra fields; see internal.h for descriptions.  */
 224   char  ImageBase[4];
 225   char  SectionAlignment[4];
 226   char  FileAlignment[4];
 227   char  MajorOperatingSystemVersion[2];
 228   char  MinorOperatingSystemVersion[2];
 229   char  MajorImageVersion[2];
 230   char  MinorImageVersion[2];
 231   char  MajorSubsystemVersion[2];
 232   char  MinorSubsystemVersion[2];
 233   char  Reserved1[4];
 234   char  SizeOfImage[4];
 235   char  SizeOfHeaders[4];
 236   char  CheckSum[4];
 237   char  Subsystem[2];
 238   char  DllCharacteristics[2];
 239   char  SizeOfStackReserve[4];
 240   char  SizeOfStackCommit[4];
 241   char  SizeOfHeapReserve[4];
 242   char  SizeOfHeapCommit[4];
 243   char  LoaderFlags[4];
 244   char  NumberOfRvaAndSizes[4];
 245   /* IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];  */
 246   char  DataDirectory[16][2][4]; /* 16 entries, 2 elements/entry, 4 chars.  */
 247 } PEAOUTHDR;
 248 #undef AOUTSZ
 249 #define AOUTSZ (AOUTHDRSZ + 196)
 250
 251 /* Like PEAOUTHDR, except that the "standard" member has no BaseOfData
 252    (aka data_start) member and that some of the members are 8 instead
 253    of just 4 bytes long.  */
 254 typedef struct
 255 {
 256   AOUTHDR standard;
 257
 258   /* NT extra fields; see internal.h for descriptions.  */
 259   char  ImageBase[8];
 260   char  SectionAlignment[4];
 261   char  FileAlignment[4];
 262   char  MajorOperatingSystemVersion[2];
 263   char  MinorOperatingSystemVersion[2];
 264   char  MajorImageVersion[2];
 265   char  MinorImageVersion[2];
 266   char  MajorSubsystemVersion[2];
 267   char  MinorSubsystemVersion[2];
 268   char  Reserved1[4];
 269   char  SizeOfImage[4];
 270   char  SizeOfHeaders[4];
 271   char  CheckSum[4];
 272   char  Subsystem[2];
 273   char  DllCharacteristics[2];
 274   char  SizeOfStackReserve[8];
 275   char  SizeOfStackCommit[8];
 276   char  SizeOfHeapReserve[8];
 277   char  SizeOfHeapCommit[8];
 278   char  LoaderFlags[4];
 279   char  NumberOfRvaAndSizes[4];
 280   /* IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];  */
 281   char  DataDirectory[16][2][4]; /* 16 entries, 2 elements/entry, 4 chars.  */
 282 } PEPAOUTHDR;
 283 #define PEPAOUTSZ       240
 284
 285 #undef  E_FILNMLEN
 286 #define E_FILNMLEN      18      /* # characters in a file name.  */
 287
 288 /* Import Tyoes fot ILF format object files..  */
 289 #define IMPORT_CODE     0
 290 #define IMPORT_DATA     1
 291 #define IMPORT_CONST    2
 292
 293 /* Import Name Tyoes for ILF format object files.  */
 294 #define IMPORT_ORDINAL          0
 295 #define IMPORT_NAME             1
 296 #define IMPORT_NAME_NOPREFIX    2
 297 #define IMPORT_NAME_UNDECORATE  3
 298
 299 #endif /* _PE_H */