include/coff/pe.h

   1 /* pe.h  -  PE COFF header information
   2
   3    Copyright 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2009, 2010
   4    Free Software Foundation, Inc.
   5
   6    This file is part of BFD, the Binary File Descriptor library.
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software Foundation,
  20    Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
  21 #ifndef _PE_H
  22 #define _PE_H
  23
  24 /* NT specific file attributes.  */
  25 #define IMAGE_FILE_RELOCS_STRIPPED           0x0001
  26 #define IMAGE_FILE_EXECUTABLE_IMAGE          0x0002
  27 #define IMAGE_FILE_LINE_NUMS_STRIPPED        0x0004
  28 #define IMAGE_FILE_LOCAL_SYMS_STRIPPED       0x0008
  29 #define IMAGE_FILE_AGGRESSIVE_WS_TRIM        0x0010
  30 #define IMAGE_FILE_LARGE_ADDRESS_AWARE       0x0020
  31 #define IMAGE_FILE_16BIT_MACHINE             0x0040
  32 #define IMAGE_FILE_BYTES_REVERSED_LO         0x0080
  33 #define IMAGE_FILE_32BIT_MACHINE             0x0100
  34 #define IMAGE_FILE_DEBUG_STRIPPED            0x0200
  35 #define IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP   0x0400
  36 #define IMAGE_FILE_NET_RUN_FROM_SWAP         0x0800
  37 #define IMAGE_FILE_SYSTEM                    0x1000
  38 #define IMAGE_FILE_DLL                       0x2000
  39 #define IMAGE_FILE_UP_SYSTEM_ONLY            0x4000
  40 #define IMAGE_FILE_BYTES_REVERSED_HI         0x8000
  41
  42 /* DllCharacteristics flag bits.  The inconsistent naming may seem
  43    odd, but that is how they are defined in the PE specification.  */
  44 #define IMAGE_DLL_CHARACTERISTICS_DYNAMIC_BASE          0x0040
  45 #define IMAGE_DLL_CHARACTERISTICS_FORCE_INTEGRITY       0x0080
  46 #define IMAGE_DLL_CHARACTERISTICS_NX_COMPAT             0x0100
  47 #define IMAGE_DLLCHARACTERISTICS_NO_ISOLATION           0x0200
  48 #define IMAGE_DLLCHARACTERISTICS_NO_SEH                 0x0400
  49 #define IMAGE_DLLCHARACTERISTICS_NO_BIND                0x0800
  50 #define IMAGE_DLLCHARACTERISTICS_WDM_DRIVER             0x2000
  51 #define IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE  0x8000
  52
  53 /* Additional flags to be set for section headers to allow the NT loader to
  54    read and write to the section data (to replace the addresses of data in
  55    dlls for one thing); also to execute the section in .text's case.  */
  56 #define IMAGE_SCN_MEM_DISCARDABLE 0x02000000
  57 #define IMAGE_SCN_MEM_EXECUTE     0x20000000
  58 #define IMAGE_SCN_MEM_READ        0x40000000
  59 #define IMAGE_SCN_MEM_WRITE       0x80000000
  60
  61 /* Section characteristics added for ppc-nt.  */
  62
  63 #define IMAGE_SCN_TYPE_NO_PAD                0x00000008  /* Reserved. */
  64
  65 #define IMAGE_SCN_CNT_CODE                   0x00000020  /* Section contains code. */
  66 #define IMAGE_SCN_CNT_INITIALIZED_DATA       0x00000040  /* Section contains initialized data. */
  67 #define IMAGE_SCN_CNT_UNINITIALIZED_DATA     0x00000080  /* Section contains uninitialized data. */
  68
  69 #define IMAGE_SCN_LNK_OTHER                  0x00000100  /* Reserved. */
  70 #define IMAGE_SCN_LNK_INFO                   0x00000200  /* Section contains comments or some other type of information. */
  71 #define IMAGE_SCN_LNK_REMOVE                 0x00000800  /* Section contents will not become part of image. */
  72 #define IMAGE_SCN_LNK_COMDAT                 0x00001000  /* Section contents comdat. */
  73
  74 #define IMAGE_SCN_MEM_FARDATA                0x00008000
  75
  76 #define IMAGE_SCN_MEM_PURGEABLE              0x00020000
  77 #define IMAGE_SCN_MEM_16BIT                  0x00020000
  78 #define IMAGE_SCN_MEM_LOCKED                 0x00040000
  79 #define IMAGE_SCN_MEM_PRELOAD                0x00080000
  80
  81 /* Bit position in the s_flags field where the alignment values start. */
  82 #define IMAGE_SCN_ALIGN_POWER_BIT_POS        20
  83 #define IMAGE_SCN_ALIGN_POWER_BIT_MASK       0x00f00000
  84 #define IMAGE_SCN_ALIGN_POWER_NUM(val)       \
  85   (((val) >> IMAGE_SCN_ALIGN_POWER_BIT_POS) - 1)
  86 #define IMAGE_SCN_ALIGN_POWER_CONST(val)     \
  87   (((val) + 1) << IMAGE_SCN_ALIGN_POWER_BIT_POS)
  88
  89 #define IMAGE_SCN_ALIGN_1BYTES               IMAGE_SCN_ALIGN_POWER_CONST (0)
  90 #define IMAGE_SCN_ALIGN_2BYTES               IMAGE_SCN_ALIGN_POWER_CONST (1)
  91 #define IMAGE_SCN_ALIGN_4BYTES               IMAGE_SCN_ALIGN_POWER_CONST (2)
  92 #define IMAGE_SCN_ALIGN_8BYTES               IMAGE_SCN_ALIGN_POWER_CONST (3)
  93 /* Default alignment if no others are specified. */
  94 #define IMAGE_SCN_ALIGN_16BYTES              IMAGE_SCN_ALIGN_POWER_CONST (4)
  95 #define IMAGE_SCN_ALIGN_32BYTES              IMAGE_SCN_ALIGN_POWER_CONST (5)
  96 #define IMAGE_SCN_ALIGN_64BYTES              IMAGE_SCN_ALIGN_POWER_CONST (6)
  97 #define IMAGE_SCN_ALIGN_128BYTES             IMAGE_SCN_ALIGN_POWER_CONST (7)
  98 #define IMAGE_SCN_ALIGN_256BYTES             IMAGE_SCN_ALIGN_POWER_CONST (8)
  99 #define IMAGE_SCN_ALIGN_512BYTES             IMAGE_SCN_ALIGN_POWER_CONST (9)
 100 #define IMAGE_SCN_ALIGN_1024BYTES            IMAGE_SCN_ALIGN_POWER_CONST (10)
 101 #define IMAGE_SCN_ALIGN_2048BYTES            IMAGE_SCN_ALIGN_POWER_CONST (11)
 102 #define IMAGE_SCN_ALIGN_4096BYTES            IMAGE_SCN_ALIGN_POWER_CONST (12)
 103 #define IMAGE_SCN_ALIGN_8192BYTES            IMAGE_SCN_ALIGN_POWER_CONST (13)
 104
 105 /* Encode alignment power into IMAGE_SCN_ALIGN bits of s_flags */
 106 #define COFF_ENCODE_ALIGNMENT(SECTION, ALIGNMENT_POWER) \
 107   ((SECTION).s_flags |= IMAGE_SCN_ALIGN_POWER_CONST ((ALIGNMENT_POWER)))
 108
 109 #define IMAGE_SCN_LNK_NRELOC_OVFL            0x01000000  /* Section contains extended relocations. */
 110 #define IMAGE_SCN_MEM_NOT_CACHED             0x04000000  /* Section is not cachable.               */
 111 #define IMAGE_SCN_MEM_NOT_PAGED              0x08000000  /* Section is not pageable.               */
 112 #define IMAGE_SCN_MEM_SHARED                 0x10000000  /* Section is shareable.                  */
 113
 114 /* COMDAT selection codes.  */
 115
 116 #define IMAGE_COMDAT_SELECT_NODUPLICATES     (1) /* Warn if duplicates.  */
 117 #define IMAGE_COMDAT_SELECT_ANY              (2) /* No warning.  */
 118 #define IMAGE_COMDAT_SELECT_SAME_SIZE        (3) /* Warn if different size.  */
 119 #define IMAGE_COMDAT_SELECT_EXACT_MATCH      (4) /* Warn if different.  */
 120 #define IMAGE_COMDAT_SELECT_ASSOCIATIVE      (5) /* Base on other section.  */
 121
 122 /* Machine numbers.  */
 123
 124 #define IMAGE_FILE_MACHINE_UNKNOWN           0x0000
 125 #define IMAGE_FILE_MACHINE_ALPHA             0x0184
 126 #define IMAGE_FILE_MACHINE_ALPHA64           0x0284
 127 #define IMAGE_FILE_MACHINE_AM33              0x01d3
 128 #define IMAGE_FILE_MACHINE_AMD64             0x8664
 129 #define IMAGE_FILE_MACHINE_ARM               0x01c0
 130 #define IMAGE_FILE_MACHINE_AXP64             IMAGE_FILE_MACHINE_ALPHA64
 131 #define IMAGE_FILE_MACHINE_CEE               0xc0ee
 132 #define IMAGE_FILE_MACHINE_CEF               0x0cef
 133 #define IMAGE_FILE_MACHINE_EBC               0x0ebc
 134 #define IMAGE_FILE_MACHINE_I386              0x014c
 135 #define IMAGE_FILE_MACHINE_IA64              0x0200
 136 #define IMAGE_FILE_MACHINE_M32R              0x9041
 137 #define IMAGE_FILE_MACHINE_M68K              0x0268
 138 #define IMAGE_FILE_MACHINE_MIPS16            0x0266
 139 #define IMAGE_FILE_MACHINE_MIPSFPU           0x0366
 140 #define IMAGE_FILE_MACHINE_MIPSFPU16         0x0466
 141 #define IMAGE_FILE_MACHINE_POWERPC           0x01f0
 142 #define IMAGE_FILE_MACHINE_POWERPCFP         0x01f1
 143 #define IMAGE_FILE_MACHINE_R10000            0x0168
 144 #define IMAGE_FILE_MACHINE_R3000             0x0162
 145 #define IMAGE_FILE_MACHINE_R4000             0x0166
 146 #define IMAGE_FILE_MACHINE_SH3               0x01a2
 147 #define IMAGE_FILE_MACHINE_SH3DSP            0x01a3
 148 #define IMAGE_FILE_MACHINE_SH3E              0x01a4
 149 #define IMAGE_FILE_MACHINE_SH4               0x01a6
 150 #define IMAGE_FILE_MACHINE_SH5               0x01a8
 151 #define IMAGE_FILE_MACHINE_THUMB             0x01c2
 152 #define IMAGE_FILE_MACHINE_TRICORE           0x0520
 153 #define IMAGE_FILE_MACHINE_WCEMIPSV2         0x0169
 154 #define IMAGE_FILE_MACHINE_AMD64             0x8664
 155
 156 #define IMAGE_SUBSYSTEM_UNKNOWN                  0
 157 #define IMAGE_SUBSYSTEM_NATIVE                   1
 158 #define IMAGE_SUBSYSTEM_WINDOWS_GUI              2
 159 #define IMAGE_SUBSYSTEM_WINDOWS_CUI              3
 160 #define IMAGE_SUBSYSTEM_POSIX_CUI                7
 161 #define IMAGE_SUBSYSTEM_WINDOWS_CE_GUI           9
 162 #define IMAGE_SUBSYSTEM_EFI_APPLICATION         10
 163 #define IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER 11
 164 #define IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER      12
 165 #define IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER      13
 166 #define IMAGE_SUBSYSTEM_XBOX                    14
 167
 168 /* Magic values that are true for all dos/nt implementations.  */
 169 #define DOSMAGIC       0x5a4d
 170 #define NT_SIGNATURE   0x00004550
 171
 172 /* NT allows long filenames, we want to accommodate this.
 173    This may break some of the bfd functions.  */
 174 #undef  FILNMLEN
 175 #define FILNMLEN        18      /* # characters in a file name.  */
 176
 177 struct external_PEI_DOS_hdr
 178 {
 179   /* DOS header fields - always at offset zero in the EXE file.  */
 180   char e_magic[2];              /* Magic number, 0x5a4d.  */
 181   char e_cblp[2];               /* Bytes on last page of file, 0x90.  */
 182   char e_cp[2];                 /* Pages in file, 0x3.  */
 183   char e_crlc[2];               /* Relocations, 0x0.  */
 184   char e_cparhdr[2];            /* Size of header in paragraphs, 0x4.  */
 185   char e_minalloc[2];           /* Minimum extra paragraphs needed, 0x0.  */
 186   char e_maxalloc[2];           /* Maximum extra paragraphs needed, 0xFFFF.  */
 187   char e_ss[2];                 /* Initial (relative) SS value, 0x0.  */
 188   char e_sp[2];                 /* Initial SP value, 0xb8.  */
 189   char e_csum[2];               /* Checksum, 0x0.  */
 190   char e_ip[2];                 /* Initial IP value, 0x0.  */
 191   char e_cs[2];                 /* Initial (relative) CS value, 0x0.  */
 192   char e_lfarlc[2];             /* File address of relocation table, 0x40.  */
 193   char e_ovno[2];               /* Overlay number, 0x0.  */
 194   char e_res[4][2];             /* Reserved words, all 0x0.  */
 195   char e_oemid[2];              /* OEM identifier (for e_oeminfo), 0x0.  */
 196   char e_oeminfo[2];            /* OEM information; e_oemid specific, 0x0.  */
 197   char e_res2[10][2];           /* Reserved words, all 0x0.  */
 198   char e_lfanew[4];             /* File address of new exe header, usually 0x80.  */
 199   char dos_message[16][4];      /* Other stuff, always follow DOS header.  */
 200 };
 201
 202 struct external_PEI_IMAGE_hdr
 203 {
 204   char nt_signature[4];         /* required NT signature, 0x4550.  */
 205
 206   /* From standard header.  */
 207   char f_magic[2];              /* Magic number.                */
 208   char f_nscns[2];              /* Number of sections.          */
 209   char f_timdat[4];             /* Time & date stamp.           */
 210   char f_symptr[4];             /* File pointer to symtab.      */
 211   char f_nsyms[4];              /* Number of symtab entries.    */
 212   char f_opthdr[2];             /* Sizeof(optional hdr).        */
 213   char f_flags[2];              /* Flags.                       */
 214 };
 215
 216 struct external_PEI_filehdr
 217 {
 218   /* DOS header fields - always at offset zero in the EXE file.  */
 219   char e_magic[2];              /* Magic number, 0x5a4d.  */
 220   char e_cblp[2];               /* Bytes on last page of file, 0x90.  */
 221   char e_cp[2];                 /* Pages in file, 0x3.  */
 222   char e_crlc[2];               /* Relocations, 0x0.  */
 223   char e_cparhdr[2];            /* Size of header in paragraphs, 0x4.  */
 224   char e_minalloc[2];           /* Minimum extra paragraphs needed, 0x0.  */
 225   char e_maxalloc[2];           /* Maximum extra paragraphs needed, 0xFFFF.  */
 226   char e_ss[2];                 /* Initial (relative) SS value, 0x0.  */
 227   char e_sp[2];                 /* Initial SP value, 0xb8.  */
 228   char e_csum[2];               /* Checksum, 0x0.  */
 229   char e_ip[2];                 /* Initial IP value, 0x0.  */
 230   char e_cs[2];                 /* Initial (relative) CS value, 0x0.  */
 231   char e_lfarlc[2];             /* File address of relocation table, 0x40.  */
 232   char e_ovno[2];               /* Overlay number, 0x0.  */
 233   char e_res[4][2];             /* Reserved words, all 0x0.  */
 234   char e_oemid[2];              /* OEM identifier (for e_oeminfo), 0x0.  */
 235   char e_oeminfo[2];            /* OEM information; e_oemid specific, 0x0.  */
 236   char e_res2[10][2];           /* Reserved words, all 0x0.  */
 237   char e_lfanew[4];             /* File address of new exe header, usually 0x80.  */
 238   char dos_message[16][4];      /* Other stuff, always follow DOS header.  */
 239
 240   /* Note: additional bytes may be inserted before the signature.  Use
 241    the e_lfanew field to find the actual location of the NT signature.  */
 242
 243   char nt_signature[4];         /* required NT signature, 0x4550.  */
 244
 245   /* From standard header.  */
 246   char f_magic[2];              /* Magic number.                */
 247   char f_nscns[2];              /* Number of sections.          */
 248   char f_timdat[4];             /* Time & date stamp.           */
 249   char f_symptr[4];             /* File pointer to symtab.      */
 250   char f_nsyms[4];              /* Number of symtab entries.    */
 251   char f_opthdr[2];             /* Sizeof(optional hdr).        */
 252   char f_flags[2];              /* Flags.                       */
 253 };
 254
 255 #ifdef COFF_IMAGE_WITH_PE
 256
 257 /* The filehdr is only weird in images.  */
 258
 259 #undef  FILHDR
 260 #define FILHDR struct external_PEI_filehdr
 261 #undef  FILHSZ
 262 #define FILHSZ 152
 263
 264 #endif /* COFF_IMAGE_WITH_PE */
 265
 266 /* 32-bit PE a.out header: */
 267
 268 typedef struct
 269 {
 270   AOUTHDR standard;
 271
 272   /* NT extra fields; see internal.h for descriptions.  */
 273   char  ImageBase[4];
 274   char  SectionAlignment[4];
 275   char  FileAlignment[4];
 276   char  MajorOperatingSystemVersion[2];
 277   char  MinorOperatingSystemVersion[2];
 278   char  MajorImageVersion[2];
 279   char  MinorImageVersion[2];
 280   char  MajorSubsystemVersion[2];
 281   char  MinorSubsystemVersion[2];
 282   char  Reserved1[4];
 283   char  SizeOfImage[4];
 284   char  SizeOfHeaders[4];
 285   char  CheckSum[4];
 286   char  Subsystem[2];
 287   char  DllCharacteristics[2];
 288   char  SizeOfStackReserve[4];
 289   char  SizeOfStackCommit[4];
 290   char  SizeOfHeapReserve[4];
 291   char  SizeOfHeapCommit[4];
 292   char  LoaderFlags[4];
 293   char  NumberOfRvaAndSizes[4];
 294   /* IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];  */
 295   char  DataDirectory[16][2][4]; /* 16 entries, 2 elements/entry, 4 chars.  */
 296 } PEAOUTHDR;
 297
 298 #undef AOUTSZ
 299 #define AOUTSZ (AOUTHDRSZ + 196)
 300
 301 /* Like PEAOUTHDR, except that the "standard" member has no BaseOfData
 302    (aka data_start) member and that some of the members are 8 instead
 303    of just 4 bytes long.  */
 304 typedef struct
 305 {
 306 #ifdef AOUTHDRSZ64
 307   AOUTHDR64 standard;
 308 #else
 309   AOUTHDR standard;
 310 #endif
 311   /* NT extra fields; see internal.h for descriptions.  */
 312   char  ImageBase[8];
 313   char  SectionAlignment[4];
 314   char  FileAlignment[4];
 315   char  MajorOperatingSystemVersion[2];
 316   char  MinorOperatingSystemVersion[2];
 317   char  MajorImageVersion[2];
 318   char  MinorImageVersion[2];
 319   char  MajorSubsystemVersion[2];
 320   char  MinorSubsystemVersion[2];
 321   char  Reserved1[4];
 322   char  SizeOfImage[4];
 323   char  SizeOfHeaders[4];
 324   char  CheckSum[4];
 325   char  Subsystem[2];
 326   char  DllCharacteristics[2];
 327   char  SizeOfStackReserve[8];
 328   char  SizeOfStackCommit[8];
 329   char  SizeOfHeapReserve[8];
 330   char  SizeOfHeapCommit[8];
 331   char  LoaderFlags[4];
 332   char  NumberOfRvaAndSizes[4];
 333   /* IMAGE_DATA_DIRECTORY DataDirectory[IMAGE_NUMBEROF_DIRECTORY_ENTRIES];  */
 334   char  DataDirectory[16][2][4]; /* 16 entries, 2 elements/entry, 4 chars.  */
 335 } PEPAOUTHDR;
 336
 337 #ifdef AOUTHDRSZ64
 338 #define PEPAOUTSZ       (AOUTHDRSZ64 + 196 + 5 * 4) /* = 240 */
 339 #else
 340 #define PEPAOUTSZ       240
 341 #endif
 342
 343 #undef  E_FILNMLEN
 344 #define E_FILNMLEN      18      /* # characters in a file name.  */
 345
 346 /* Import Tyoes fot ILF format object files..  */
 347 #define IMPORT_CODE     0
 348 #define IMPORT_DATA     1
 349 #define IMPORT_CONST    2
 350
 351 /* Import Name Tyoes for ILF format object files.  */
 352 #define IMPORT_ORDINAL          0
 353 #define IMPORT_NAME             1
 354 #define IMPORT_NAME_NOPREFIX    2
 355 #define IMPORT_NAME_UNDECORATE  3
 356
 357 /* Weak external characteristics.  */
 358 #define IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY      1
 359 #define IMAGE_WEAK_EXTERN_SEARCH_LIBRARY        2
 360 #define IMAGE_WEAK_EXTERN_SEARCH_ALIAS          3
 361
 362 /* .pdata/.xdata defines and structures for x64 PE+ for exception handling.  */
 363
 364 /* .pdata in exception directory.  */
 365
 366 struct pex64_runtime_function
 367 {
 368   bfd_vma rva_BeginAddress;
 369   bfd_vma rva_EndAddress;
 370   bfd_vma rva_UnwindData;
 371   unsigned int isChained : 1;
 372 };
 373
 374 struct external_pex64_runtime_function
 375 {
 376   bfd_byte rva_BeginAddress[4];
 377   bfd_byte rva_EndAddress[4];
 378   bfd_byte rva_UnwindData[4];
 379 };
 380
 381 /* If the lowest significant bit is set for rva_UnwindData RVA, it
 382    means that the unified RVA points to another pex64_runtime_function
 383    that this entry shares the unwind_info block with.  */
 384 #define PEX64_IS_RUNTIME_FUNCTION_CHAINED(PTR_RTF) \
 385   (((PTR_RTF)->rva_UnwindData & 1) != 0)
 386 #define PEX64_GET_UNWINDDATA_UNIFIED_RVA(PTR_RTF) \
 387   ((PTR_RTF)->rva_UnwindData & ~1)
 388
 389 /* The unwind codes.  */
 390 #define UWOP_PUSH_NONVOL      0
 391 #define UWOP_ALLOC_LARGE      1
 392 #define UWOP_ALLOC_SMALL      2
 393 #define UWOP_SET_FPREG        3
 394 #define UWOP_SAVE_NONVOL      4
 395 #define UWOP_SAVE_NONVOL_FAR  5
 396 #define UWOP_SAVE_XMM         6
 397 #define UWOP_SAVE_XMM_FAR     7
 398 #define UWOP_SAVE_XMM128      8
 399 #define UWOP_SAVE_XMM128_FAR  9
 400 #define UWOP_PUSH_MACHFRAME   10
 401
 402 struct pex64_unwind_code
 403 {
 404   bfd_vma prologue_offset;
 405   /* Contains Frame offset, or frame allocation size.  */
 406   bfd_vma frame_addr;
 407   unsigned int uwop_code : 4;
 408   /* xmm, mm, or standard register from 0 - 15.  */
 409   unsigned int reg : 4;
 410   /* Used for UWOP_PUSH_MACHFRAME to indicate optional errorcode stack
 411      argument.  */
 412   unsigned int has_errorcode : 1;
 413 };
 414
 415 struct external_pex64_unwind_code
 416 {
 417   bfd_byte dta[2];
 418 };
 419
 420 #define PEX64_UNWCODE_CODE(VAL) ((VAL) & 0xf)
 421 #define PEX64_UNWCODE_INFO(VAL) (((VAL) >> 4) & 0xf)
 422
 423 /* The unwind info.  */
 424 #define UNW_FLAG_NHANDLER     0
 425 #define UNW_FLAG_EHANDLER     1
 426 #define UNW_FLAG_UHANDLER     2
 427 #define UNW_FLAG_FHANDLER     3
 428 #define UNW_FLAG_CHAININFO    4
 429
 430 #define UNW_FLAG_MASK         0x1f
 431
 432 struct pex64_unwind_info
 433 {
 434   bfd_vma SizeOfBlock;
 435   bfd_byte Version; /* Values from 0 up to 7 are possible.  */
 436   bfd_byte Flags; /* Values from 0 up to 31 are possible.  */
 437   bfd_vma SizeOfPrologue;
 438   bfd_vma CountOfCodes; /* Amount of pex64_unwind_code elements.  */
 439   /* 0 = CFA, 1..15 are index of integer registers.  */
 440   unsigned int FrameRegister : 4;
 441   bfd_vma FrameOffset;
 442   bfd_vma sizeofUnwindCodes;
 443   bfd_byte *rawUnwindCodes;
 444   /* Valid for UNW_FLAG_EHANDLER and UNW_FLAG_UHANDLER.  */
 445   bfd_vma CountOfScopes;
 446   bfd_byte *rawScopeEntries;
 447   bfd_vma rva_ExceptionHandler; /* UNW_EHANDLER.  */
 448   bfd_vma rva_TerminationHandler; /* UNW_FLAG_UHANDLER.  */
 449   bfd_vma rva_FrameHandler; /* UNW_FLAG_FHANDLER.  */
 450   bfd_vma FrameHandlerArgument; /* UNW_FLAG_FHANDLER.  */
 451   bfd_vma rva_FunctionEntry; /* UNW_FLAG_CHAININFO.  */
 452 };
 453
 454 struct external_pex64_unwind_info
 455 {
 456   bfd_byte Version_Flags;
 457   bfd_byte SizeOfPrologue;
 458   bfd_byte CountOfCodes;
 459   bfd_byte FrameRegisterOffset;
 460   /* external_pex64_unwind_code array.  */
 461   /* bfd_byte handler[4];  */
 462   /* Optional language specific data.  */
 463 };
 464
 465 struct external_pex64_scope
 466 {
 467   bfd_vma Count;
 468 };
 469
 470 struct pex64_scope
 471 {
 472   bfd_byte Count[4];
 473 };
 474
 475 struct pex64_scope_entry
 476 {
 477   bfd_vma rva_BeginAddress;
 478   bfd_vma rva_EndAddress;
 479   bfd_vma rva_HandlerAddress;
 480   bfd_vma rva_JumpAddress;
 481 };
 482 #define PEX64_SCOPE_ENTRY_SIZE  16
 483
 484 struct external_pex64_scope_entry
 485 {
 486   bfd_byte rva_BeginAddress[4];
 487   bfd_byte rva_EndAddress[4];
 488   bfd_byte rva_HandlerAddress[4];
 489   bfd_byte rva_JumpAddress[4];
 490 };
 491
 492 #define PEX64_UWI_VERSION(VAL)  ((VAL) & 7)
 493 #define PEX64_UWI_FLAGS(VAL)    (((VAL) >> 3) & 0x1f)
 494 #define PEX64_UWI_FRAMEREG(VAL) ((VAL) & 0xf)
 495 #define PEX64_UWI_FRAMEOFF(VAL) (((VAL) >> 4) & 0xf)
 496 #define PEX64_UWI_SIZEOF_UWCODE_ARRAY(VAL) \
 497   ((((VAL) + 1) & ~1) * 2)
 498
 499 #define PEX64_OFFSET_TO_UNWIND_CODE 0x4
 500
 501 #define PEX64_OFFSET_TO_HANDLER_RVA (COUNTOFUNWINDCODES) \
 502   (PEX64_OFFSET_TO_UNWIND_CODE + \
 503    PEX64_UWI_SIZEOF_UWCODE_ARRAY(COUNTOFUNWINDCODES))
 504
 505 #define PEX64_OFFSET_TO_SCOPE_COUNT(COUNTOFUNWINDCODES) \
 506   (PEX64_OFFSET_TO_HANDLER_RVA(COUNTOFUNWINDCODES) + 4)
 507
 508 #define PEX64_SCOPE_ENTRY(COUNTOFUNWINDCODES, IDX) \
 509   (PEX64_OFFSET_TO_SCOPE_COUNT(COUNTOFUNWINDCODES) + \
 510    PEX64_SCOPE_ENTRY_SIZE * (IDX))
 511
 512 #endif /* _PE_H */