include/coff/pe.h

   1 /* pe.h  -  PE COFF header information
   2
   3    Copyright 1999, 2000, 2001, 2003, 2004, 2006 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, 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_NET_RUN_FROM_SWAP         0x0800
  36 #define IMAGE_FILE_SYSTEM                    0x1000
  37 #define IMAGE_FILE_DLL                       0x2000
  38 #define IMAGE_FILE_UP_SYSTEM_ONLY            0x4000
  39 #define IMAGE_FILE_BYTES_REVERSED_HI         0x8000
  40
  41 /* Additional flags to be set for section headers to allow the NT loader to
  42    read and write to the section data (to replace the addresses of data in
  43    dlls for one thing); also to execute the section in .text's case.  */
  44 #define IMAGE_SCN_MEM_DISCARDABLE 0x02000000
  45 #define IMAGE_SCN_MEM_EXECUTE     0x20000000
  46 #define IMAGE_SCN_MEM_READ        0x40000000
  47 #define IMAGE_SCN_MEM_WRITE       0x80000000
  48
  49 /* Section characteristics added for ppc-nt.  */
  50
  51 #define IMAGE_SCN_TYPE_NO_PAD                0x00000008  /* Reserved. */
  52
  53 #define IMAGE_SCN_CNT_CODE                   0x00000020  /* Section contains code. */
  54 #define IMAGE_SCN_CNT_INITIALIZED_DATA       0x00000040  /* Section contains initialized data. */
  55 #define IMAGE_SCN_CNT_UNINITIALIZED_DATA     0x00000080  /* Section contains uninitialized data. */
  56
  57 #define IMAGE_SCN_LNK_OTHER                  0x00000100  /* Reserved. */
  58 #define IMAGE_SCN_LNK_INFO                   0x00000200  /* Section contains comments or some other type of information. */
  59 #define IMAGE_SCN_LNK_REMOVE                 0x00000800  /* Section contents will not become part of image. */
  60 #define IMAGE_SCN_LNK_COMDAT                 0x00001000  /* Section contents comdat. */
  61
  62 #define IMAGE_SCN_MEM_FARDATA                0x00008000
  63
  64 #define IMAGE_SCN_MEM_PURGEABLE              0x00020000
  65 #define IMAGE_SCN_MEM_16BIT                  0x00020000
  66 #define IMAGE_SCN_MEM_LOCKED                 0x00040000
  67 #define IMAGE_SCN_MEM_PRELOAD                0x00080000
  68
  69 /* Bit position in the s_flags field where the alignment values start. */
  70 #define IMAGE_SCN_ALIGN_POWER_BIT_POS        20
  71 #define IMAGE_SCN_ALIGN_POWER_BIT_MASK       0x00f00000
  72 #define IMAGE_SCN_ALIGN_POWER_NUM(val)       \
  73   (((val) >> IMAGE_SCN_ALIGN_POWER_BIT_POS) - 1)
  74 #define IMAGE_SCN_ALIGN_POWER_CONST(val)     \
  75   (((val) + 1) << IMAGE_SCN_ALIGN_POWER_BIT_POS)
  76
  77 #define IMAGE_SCN_ALIGN_1BYTES               IMAGE_SCN_ALIGN_POWER_CONST (0)
  78 #define IMAGE_SCN_ALIGN_2BYTES               IMAGE_SCN_ALIGN_POWER_CONST (1)
  79 #define IMAGE_SCN_ALIGN_4BYTES               IMAGE_SCN_ALIGN_POWER_CONST (2)
  80 #define IMAGE_SCN_ALIGN_8BYTES               IMAGE_SCN_ALIGN_POWER_CONST (3)
  81 /* Default alignment if no others are specified. */
  82 #define IMAGE_SCN_ALIGN_16BYTES              IMAGE_SCN_ALIGN_POWER_CONST (4)
  83 #define IMAGE_SCN_ALIGN_32BYTES              IMAGE_SCN_ALIGN_POWER_CONST (5)
  84 #define IMAGE_SCN_ALIGN_64BYTES              IMAGE_SCN_ALIGN_POWER_CONST (6)
  85 #define IMAGE_SCN_ALIGN_128BYTES             IMAGE_SCN_ALIGN_POWER_CONST (7)
  86 #define IMAGE_SCN_ALIGN_256BYTES             IMAGE_SCN_ALIGN_POWER_CONST (8)
  87 #define IMAGE_SCN_ALIGN_512BYTES             IMAGE_SCN_ALIGN_POWER_CONST (9)
  88 #define IMAGE_SCN_ALIGN_1024BYTES            IMAGE_SCN_ALIGN_POWER_CONST (10)
  89 #define IMAGE_SCN_ALIGN_2048BYTES            IMAGE_SCN_ALIGN_POWER_CONST (11)
  90 #define IMAGE_SCN_ALIGN_4096BYTES            IMAGE_SCN_ALIGN_POWER_CONST (12)
  91 #define IMAGE_SCN_ALIGN_8192BYTES            IMAGE_SCN_ALIGN_POWER_CONST (13)
  92
  93 /* Encode alignment power into IMAGE_SCN_ALIGN bits of s_flags */
  94 #define COFF_ENCODE_ALIGNMENT(SECTION, ALIGNMENT_POWER) \
  95   ((SECTION).s_flags |= IMAGE_SCN_ALIGN_POWER_CONST ((ALIGNMENT_POWER)))
  96
  97 #define IMAGE_SCN_LNK_NRELOC_OVFL            0x01000000  /* Section contains extended relocations. */
  98 #define IMAGE_SCN_MEM_NOT_CACHED             0x04000000  /* Section is not cachable.               */
  99 #define IMAGE_SCN_MEM_NOT_PAGED              0x08000000  /* Section is not pageable.               */
 100 #define IMAGE_SCN_MEM_SHARED                 0x10000000  /* Section is shareable.                  */
 101
 102 /* COMDAT selection codes.  */
 103
 104 #define IMAGE_COMDAT_SELECT_NODUPLICATES     (1) /* Warn if duplicates.  */
 105 #define IMAGE_COMDAT_SELECT_ANY              (2) /* No warning.  */
 106 #define IMAGE_COMDAT_SELECT_SAME_SIZE        (3) /* Warn if different size.  */
 107 #define IMAGE_COMDAT_SELECT_EXACT_MATCH      (4) /* Warn if different.  */
 108 #define IMAGE_COMDAT_SELECT_ASSOCIATIVE      (5) /* Base on other section.  */
 109
 110 /* Machine numbers.  */
 111
 112 #define IMAGE_FILE_MACHINE_UNKNOWN           0x0000
 113 #define IMAGE_FILE_MACHINE_ALPHA             0x0184
 114 #define IMAGE_FILE_MACHINE_ALPHA64           0x0284
 115 #define IMAGE_FILE_MACHINE_AM33              0x01d3
 116 #define IMAGE_FILE_MACHINE_AMD64             0x8664
 117 #define IMAGE_FILE_MACHINE_ARM               0x01c0
 118 #define IMAGE_FILE_MACHINE_AXP64             IMAGE_FILE_MACHINE_ALPHA64
 119 #define IMAGE_FILE_MACHINE_CEE               0xc0ee
 120 #define IMAGE_FILE_MACHINE_CEF               0x0cef
 121 #define IMAGE_FILE_MACHINE_EBC               0x0ebc
 122 #define IMAGE_FILE_MACHINE_I386              0x014c
 123 #define IMAGE_FILE_MACHINE_IA64              0x0200
 124 #define IMAGE_FILE_MACHINE_M32R              0x9041
 125 #define IMAGE_FILE_MACHINE_M68K              0x0268
 126 #define IMAGE_FILE_MACHINE_MIPS16            0x0266
 127 #define IMAGE_FILE_MACHINE_MIPSFPU           0x0366
 128 #define IMAGE_FILE_MACHINE_MIPSFPU16         0x0466
 129 #define IMAGE_FILE_MACHINE_POWERPC           0x01f0
 130 #define IMAGE_FILE_MACHINE_POWERPCFP         0x01f1
 131 #define IMAGE_FILE_MACHINE_R10000            0x0168
 132 #define IMAGE_FILE_MACHINE_R3000             0x0162
 133 #define IMAGE_FILE_MACHINE_R4000             0x0166
 134 #define IMAGE_FILE_MACHINE_SH3               0x01a2
 135 #define IMAGE_FILE_MACHINE_SH3DSP            0x01a3
 136 #define IMAGE_FILE_MACHINE_SH3E              0x01a4
 137 #define IMAGE_FILE_MACHINE_SH4               0x01a6
 138 #define IMAGE_FILE_MACHINE_SH5               0x01a8
 139 #define IMAGE_FILE_MACHINE_THUMB             0x01c2
 140 #define IMAGE_FILE_MACHINE_TRICORE           0x0520
 141 #define IMAGE_FILE_MACHINE_WCEMIPSV2         0x0169
 142 #define IMAGE_FILE_MACHINE_AMD64             0x8664
 143
 144 #define IMAGE_SUBSYSTEM_UNKNOWN                  0
 145 #define IMAGE_SUBSYSTEM_NATIVE                   1
 146 #define IMAGE_SUBSYSTEM_WINDOWS_GUI              2
 147 #define IMAGE_SUBSYSTEM_WINDOWS_CUI              3
 148 #define IMAGE_SUBSYSTEM_POSIX_CUI                7
 149 #define IMAGE_SUBSYSTEM_WINDOWS_CE_GUI           9
 150 #define IMAGE_SUBSYSTEM_EFI_APPLICATION         10
 151 #define IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER 11
 152 #define IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER      12
 153 #define IMAGE_SUBSYSTEM_EFI_ROM                 13
 154 #define IMAGE_SUBSYSTEM_XBOX                    14
 155
 156 /* Magic values that are true for all dos/nt implementations.  */
 157 #define DOSMAGIC       0x5a4d
 158 #define NT_SIGNATURE   0x00004550
 159
 160 /* NT allows long filenames, we want to accommodate this.
 161    This may break some of the bfd functions.  */
 162 #undef  FILNMLEN
 163 #define FILNMLEN        18      /* # characters in a file name.  */
 164
 165 struct external_PEI_DOS_hdr
 166 {
 167   /* DOS header fields - always at offset zero in the EXE file.  */
 168   char e_magic[2];              /* Magic number, 0x5a4d.  */
 169   char e_cblp[2];               /* Bytes on last page of file, 0x90.  */
 170   char e_cp[2];                 /* Pages in file, 0x3.  */
 171   char e_crlc[2];               /* Relocations, 0x0.  */
 172   char e_cparhdr[2];            /* Size of header in paragraphs, 0x4.  */
 173   char e_minalloc[2];           /* Minimum extra paragraphs needed, 0x0.  */
 174   char e_maxalloc[2];           /* Maximum extra paragraphs needed, 0xFFFF.  */
 175   char e_ss[2];                 /* Initial (relative) SS value, 0x0.  */
 176   char e_sp[2];                 /* Initial SP value, 0xb8.  */
 177   char e_csum[2];               /* Checksum, 0x0.  */
 178   char e_ip[2];                 /* Initial IP value, 0x0.  */
 179   char e_cs[2];                 /* Initial (relative) CS value, 0x0.  */
 180   char e_lfarlc[2];             /* File address of relocation table, 0x40.  */
 181   char e_ovno[2];               /* Overlay number, 0x0.  */
 182   char e_res[4][2];             /* Reserved words, all 0x0.  */
 183   char e_oemid[2];              /* OEM identifier (for e_oeminfo), 0x0.  */
 184   char e_oeminfo[2];            /* OEM information; e_oemid specific, 0x0.  */
 185   char e_res2[10][2];           /* Reserved words, all 0x0.  */
 186   char e_lfanew[4];             /* File address of new exe header, usually 0x80.  */
 187   char dos_message[16][4];      /* Other stuff, always follow DOS header.  */
 188 };
 189
 190 struct external_PEI_IMAGE_hdr
 191 {
 192   char nt_signature[4];         /* required NT signature, 0x4550.  */
 193
 194   /* From standard header.  */
 195   char f_magic[2];              /* Magic number.                */
 196   char f_nscns[2];              /* Number of sections.          */
 197   char f_timdat[4];             /* Time & date stamp.           */
 198   char f_symptr[4];             /* File pointer to symtab.      */
 199   char f_nsyms[4];              /* Number of symtab entries.    */
 200   char f_opthdr[2];             /* Sizeof(optional hdr).        */
 201   char f_flags[2];              /* Flags.                       */
 202 };
 203
 204 struct external_PEI_filehdr
 205 {
 206   /* DOS header fields - always at offset zero in the EXE file.  */
 207   char e_magic[2];              /* Magic number, 0x5a4d.  */
 208   char e_cblp[2];               /* Bytes on last page of file, 0x90.  */
 209   char e_cp[2];                 /* Pages in file, 0x3.  */
 210   char e_crlc[2];               /* Relocations, 0x0.  */
 211   char e_cparhdr[2];            /* Size of header in paragraphs, 0x4.  */
 212   char e_minalloc[2];           /* Minimum extra paragraphs needed, 0x0.  */
 213   char e_maxalloc[2];           /* Maximum extra paragraphs needed, 0xFFFF.  */
 214   char e_ss[2];                 /* Initial (relative) SS value, 0x0.  */
 215   char e_sp[2];                 /* Initial SP value, 0xb8.  */
 216   char e_csum[2];               /* Checksum, 0x0.  */
 217   char e_ip[2];                 /* Initial IP value, 0x0.  */
 218   char e_cs[2];                 /* Initial (relative) CS value, 0x0.  */
 219   char e_lfarlc[2];             /* File address of relocation table, 0x40.  */
 220   char e_ovno[2];               /* Overlay number, 0x0.  */
 221   char e_res[4][2];             /* Reserved words, all 0x0.  */
 222   char e_oemid[2];              /* OEM identifier (for e_oeminfo), 0x0.  */
 223   char e_oeminfo[2];            /* OEM information; e_oemid specific, 0x0.  */
 224   char e_res2[10][2];           /* Reserved words, all 0x0.  */
 225   char e_lfanew[4];             /* File address of new exe header, usually 0x80.  */
 226   char dos_message[16][4];      /* Other stuff, always follow DOS header.  */
 227
 228   /* Note: additional bytes may be inserted before the signature.  Use
 229    the e_lfanew field to find the actual location of the NT signature.  */
 230
 231   char nt_signature[4];         /* required NT signature, 0x4550.  */
 232
 233   /* From standard header.  */
 234   char f_magic[2];              /* Magic number.                */
 235   char f_nscns[2];              /* Number of sections.          */
 236   char f_timdat[4];             /* Time & date stamp.           */
 237   char f_symptr[4];             /* File pointer to symtab.      */
 238   char f_nsyms[4];              /* Number of symtab entries.    */
 239   char f_opthdr[2];             /* Sizeof(optional hdr).        */
 240   char f_flags[2];              /* Flags.                       */
 241 };
 242
 243 #ifdef COFF_IMAGE_WITH_PE
 244
 245 /* The filehdr is only weird in images.  */
 246
 247 #undef  FILHDR
 248 #define FILHDR struct external_PEI_filehdr
 249 #undef  FILHSZ
 250 #define FILHSZ 152
 251
 252 #endif /* COFF_IMAGE_WITH_PE */
 253
 254 /* 32-bit PE a.out header: */
 255
 256 typedef struct
 257 {
 258   AOUTHDR standard;
 259
 260   /* NT extra fields; see internal.h for descriptions.  */
 261   char  ImageBase[4];
 262   char  SectionAlignment[4];
 263   char  FileAlignment[4];
 264   char  MajorOperatingSystemVersion[2];
 265   char  MinorOperatingSystemVersion[2];
 266   char  MajorImageVersion[2];
 267   char  MinorImageVersion[2];
 268   char  MajorSubsystemVersion[2];
 269   char  MinorSubsystemVersion[2];
 270   char  Reserved1[4];
 271   char  SizeOfImage[4];
 272   char  SizeOfHeaders[4];
 273   char  CheckSum[4];
 274   char  Subsystem[2];
 275   char  DllCharacteristics[2];
 276   char  SizeOfStackReserve[4];
 277   char  SizeOfStackCommit[4];
 278   char  SizeOfHeapReserve[4];
 279   char  SizeOfHeapCommit[4];
 280   char  LoaderFlags[4];
 281   char  NumberOfRvaAndSizes[4];
 282   /* IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];  */
 283   char  DataDirectory[16][2][4]; /* 16 entries, 2 elements/entry, 4 chars.  */
 284 } PEAOUTHDR;
 285
 286 #undef AOUTSZ
 287 #define AOUTSZ (AOUTHDRSZ + 196)
 288
 289 /* Like PEAOUTHDR, except that the "standard" member has no BaseOfData
 290    (aka data_start) member and that some of the members are 8 instead
 291    of just 4 bytes long.  */
 292 typedef struct
 293 {
 294 #ifdef AOUTHDRSZ64
 295   AOUTHDR64 standard;
 296 #else
 297   AOUTHDR standard;
 298 #endif
 299   /* NT extra fields; see internal.h for descriptions.  */
 300   char  ImageBase[8];
 301   char  SectionAlignment[4];
 302   char  FileAlignment[4];
 303   char  MajorOperatingSystemVersion[2];
 304   char  MinorOperatingSystemVersion[2];
 305   char  MajorImageVersion[2];
 306   char  MinorImageVersion[2];
 307   char  MajorSubsystemVersion[2];
 308   char  MinorSubsystemVersion[2];
 309   char  Reserved1[4];
 310   char  SizeOfImage[4];
 311   char  SizeOfHeaders[4];
 312   char  CheckSum[4];
 313   char  Subsystem[2];
 314   char  DllCharacteristics[2];
 315   char  SizeOfStackReserve[8];
 316   char  SizeOfStackCommit[8];
 317   char  SizeOfHeapReserve[8];
 318   char  SizeOfHeapCommit[8];
 319   char  LoaderFlags[4];
 320   char  NumberOfRvaAndSizes[4];
 321   /* IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];  */
 322   char  DataDirectory[16][2][4]; /* 16 entries, 2 elements/entry, 4 chars.  */
 323 } PEPAOUTHDR;
 324
 325 #ifdef AOUTHDRSZ64
 326 #define PEPAOUTSZ       (AOUTHDRSZ64 + 196 + 5 * 4) /* = 240 */
 327 #else
 328 #define PEPAOUTSZ       240
 329 #endif
 330
 331 #undef  E_FILNMLEN
 332 #define E_FILNMLEN      18      /* # characters in a file name.  */
 333
 334 /* Import Tyoes fot ILF format object files..  */
 335 #define IMPORT_CODE     0
 336 #define IMPORT_DATA     1
 337 #define IMPORT_CONST    2
 338
 339 /* Import Name Tyoes for ILF format object files.  */
 340 #define IMPORT_ORDINAL          0
 341 #define IMPORT_NAME             1
 342 #define IMPORT_NAME_NOPREFIX    2
 343 #define IMPORT_NAME_UNDECORATE  3
 344
 345 /* Weak external characteristics.  */
 346 #define IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY      1
 347 #define IMAGE_WEAK_EXTERN_SEARCH_LIBRARY        2
 348 #define IMAGE_WEAK_EXTERN_SEARCH_ALIAS          3
 349
 350 #endif /* _PE_H */