MdePkg/Include/IndustryStandard/PeImage.h

   1 /** @file
   2   EFI image format for PE32, PE32+ and TE. Please note some data structures are
   3   different for PE32 and PE32+. EFI_IMAGE_NT_HEADERS32 is for PE32 and
   4   EFI_IMAGE_NT_HEADERS64 is for PE32+.
   5
   6   This file is coded to the Visual Studio, Microsoft Portable Executable and
   7   Common Object File Format Specification, Revision 8.0 - May 16, 2006.
   8   This file also includes some definitions in PI Specification, Revision 1.0.
   9
  10 Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
  11 Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
  12 This program and the accompanying materials
  13 are licensed and made available under the terms and conditions of the BSD License
  14 which accompanies this distribution.  The full text of the license may be found at
  15 http://opensource.org/licenses/bsd-license.php.
  16
  17 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  18 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  19
  20 **/
  21
  22 #ifndef __PE_IMAGE_H__
  23 #define __PE_IMAGE_H__
  24
  25 //
  26 // PE32+ Subsystem type for EFI images
  27 //
  28 #define EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION         10
  29 #define EFI_IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER 11
  30 #define EFI_IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER      12
  31 #define EFI_IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER      13 ///< defined PI Specification, 1.0
  32
  33
  34 //
  35 // PE32+ Machine type for EFI images
  36 //
  37 #define IMAGE_FILE_MACHINE_I386            0x014c
  38 #define IMAGE_FILE_MACHINE_IA64            0x0200
  39 #define IMAGE_FILE_MACHINE_EBC             0x0EBC
  40 #define IMAGE_FILE_MACHINE_X64             0x8664
  41 #define IMAGE_FILE_MACHINE_ARMTHUMB_MIXED  0x01c2
  42
  43 //
  44 // EXE file formats
  45 //
  46 #define EFI_IMAGE_DOS_SIGNATURE     SIGNATURE_16('M', 'Z')
  47 #define EFI_IMAGE_OS2_SIGNATURE     SIGNATURE_16('N', 'E')
  48 #define EFI_IMAGE_OS2_SIGNATURE_LE  SIGNATURE_16('L', 'E')
  49 #define EFI_IMAGE_NT_SIGNATURE      SIGNATURE_32('P', 'E', '\0', '\0')
  50
  51 ///
  52 /// PE images can start with an optional DOS header, so if an image is run
  53 /// under DOS it can print an error message.
  54 ///
  55 typedef struct {
  56   UINT16  e_magic;    ///< Magic number.
  57   UINT16  e_cblp;     ///< Bytes on last page of file.
  58   UINT16  e_cp;       ///< Pages in file.
  59   UINT16  e_crlc;     ///< Relocations.
  60   UINT16  e_cparhdr;  ///< Size of header in paragraphs.
  61   UINT16  e_minalloc; ///< Minimum extra paragraphs needed.
  62   UINT16  e_maxalloc; ///< Maximum extra paragraphs needed.
  63   UINT16  e_ss;       ///< Initial (relative) SS value.
  64   UINT16  e_sp;       ///< Initial SP value.
  65   UINT16  e_csum;     ///< Checksum.
  66   UINT16  e_ip;       ///< Initial IP value.
  67   UINT16  e_cs;       ///< Initial (relative) CS value.
  68   UINT16  e_lfarlc;   ///< File address of relocation table.
  69   UINT16  e_ovno;     ///< Overlay number.
  70   UINT16  e_res[4];   ///< Reserved words.
  71   UINT16  e_oemid;    ///< OEM identifier (for e_oeminfo).
  72   UINT16  e_oeminfo;  ///< OEM information; e_oemid specific.
  73   UINT16  e_res2[10]; ///< Reserved words.
  74   UINT32  e_lfanew;   ///< File address of new exe header.
  75 } EFI_IMAGE_DOS_HEADER;
  76
  77 ///
  78 /// COFF File Header (Object and Image).
  79 ///
  80 typedef struct {
  81   UINT16  Machine;
  82   UINT16  NumberOfSections;
  83   UINT32  TimeDateStamp;
  84   UINT32  PointerToSymbolTable;
  85   UINT32  NumberOfSymbols;
  86   UINT16  SizeOfOptionalHeader;
  87   UINT16  Characteristics;
  88 } EFI_IMAGE_FILE_HEADER;
  89
  90 ///
  91 /// Size of EFI_IMAGE_FILE_HEADER.
  92 ///
  93 #define EFI_IMAGE_SIZEOF_FILE_HEADER        20
  94
  95 //
  96 // Characteristics
  97 //
  98 #define EFI_IMAGE_FILE_RELOCS_STRIPPED      BIT0     ///< 0x0001  Relocation info stripped from file.
  99 #define EFI_IMAGE_FILE_EXECUTABLE_IMAGE     BIT1     ///< 0x0002  File is executable  (i.e. no unresolved externel references).
 100 #define EFI_IMAGE_FILE_LINE_NUMS_STRIPPED   BIT2     ///< 0x0004  Line nunbers stripped from file.
 101 #define EFI_IMAGE_FILE_LOCAL_SYMS_STRIPPED  BIT3     ///< 0x0008  Local symbols stripped from file.
 102 #define EFI_IMAGE_FILE_BYTES_REVERSED_LO    BIT7     ///< 0x0080  Bytes of machine word are reversed.
 103 #define EFI_IMAGE_FILE_32BIT_MACHINE        BIT8     ///< 0x0100  32 bit word machine.
 104 #define EFI_IMAGE_FILE_DEBUG_STRIPPED       BIT9     ///< 0x0200  Debugging info stripped from file in .DBG file.
 105 #define EFI_IMAGE_FILE_SYSTEM               BIT12    ///< 0x1000  System File.
 106 #define EFI_IMAGE_FILE_DLL                  BIT13    ///< 0x2000  File is a DLL.
 107 #define EFI_IMAGE_FILE_BYTES_REVERSED_HI    BIT15    ///< 0x8000  Bytes of machine word are reversed.
 108
 109 ///
 110 /// Header Data Directories.
 111 ///
 112 typedef struct {
 113   UINT32  VirtualAddress;
 114   UINT32  Size;
 115 } EFI_IMAGE_DATA_DIRECTORY;
 116
 117 //
 118 // Directory Entries
 119 //
 120 #define EFI_IMAGE_DIRECTORY_ENTRY_EXPORT      0
 121 #define EFI_IMAGE_DIRECTORY_ENTRY_IMPORT      1
 122 #define EFI_IMAGE_DIRECTORY_ENTRY_RESOURCE    2
 123 #define EFI_IMAGE_DIRECTORY_ENTRY_EXCEPTION   3
 124 #define EFI_IMAGE_DIRECTORY_ENTRY_SECURITY    4
 125 #define EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC   5
 126 #define EFI_IMAGE_DIRECTORY_ENTRY_DEBUG       6
 127 #define EFI_IMAGE_DIRECTORY_ENTRY_COPYRIGHT   7
 128 #define EFI_IMAGE_DIRECTORY_ENTRY_GLOBALPTR   8
 129 #define EFI_IMAGE_DIRECTORY_ENTRY_TLS         9
 130 #define EFI_IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG 10
 131
 132 #define EFI_IMAGE_NUMBER_OF_DIRECTORY_ENTRIES 16
 133
 134 ///
 135 /// @attention
 136 /// EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC means PE32 and
 137 /// EFI_IMAGE_OPTIONAL_HEADER32 must be used. The data structures only vary
 138 /// after NT additional fields.
 139 ///
 140 #define EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC 0x10b
 141
 142 ///
 143 /// Optional Header Standard Fields for PE32.
 144 ///
 145 typedef struct {
 146   ///
 147   /// Standard fields.
 148   ///
 149   UINT16                    Magic;
 150   UINT8                     MajorLinkerVersion;
 151   UINT8                     MinorLinkerVersion;
 152   UINT32                    SizeOfCode;
 153   UINT32                    SizeOfInitializedData;
 154   UINT32                    SizeOfUninitializedData;
 155   UINT32                    AddressOfEntryPoint;
 156   UINT32                    BaseOfCode;
 157   UINT32                    BaseOfData;  ///< PE32 contains this additional field, which is absent in PE32+.
 158   ///
 159   /// Optional Header Windows-Specific Fields.
 160   ///
 161   UINT32                    ImageBase;
 162   UINT32                    SectionAlignment;
 163   UINT32                    FileAlignment;
 164   UINT16                    MajorOperatingSystemVersion;
 165   UINT16                    MinorOperatingSystemVersion;
 166   UINT16                    MajorImageVersion;
 167   UINT16                    MinorImageVersion;
 168   UINT16                    MajorSubsystemVersion;
 169   UINT16                    MinorSubsystemVersion;
 170   UINT32                    Win32VersionValue;
 171   UINT32                    SizeOfImage;
 172   UINT32                    SizeOfHeaders;
 173   UINT32                    CheckSum;
 174   UINT16                    Subsystem;
 175   UINT16                    DllCharacteristics;
 176   UINT32                    SizeOfStackReserve;
 177   UINT32                    SizeOfStackCommit;
 178   UINT32                    SizeOfHeapReserve;
 179   UINT32                    SizeOfHeapCommit;
 180   UINT32                    LoaderFlags;
 181   UINT32                    NumberOfRvaAndSizes;
 182   EFI_IMAGE_DATA_DIRECTORY  DataDirectory[EFI_IMAGE_NUMBER_OF_DIRECTORY_ENTRIES];
 183 } EFI_IMAGE_OPTIONAL_HEADER32;
 184
 185 ///
 186 /// @attention
 187 /// EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC means PE32+ and
 188 /// EFI_IMAGE_OPTIONAL_HEADER64 must be used. The data structures only vary
 189 /// after NT additional fields.
 190 ///
 191 #define EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC 0x20b
 192
 193 ///
 194 /// Optional Header Standard Fields for PE32+.
 195 ///
 196 typedef struct {
 197   ///
 198   /// Standard fields.
 199   ///
 200   UINT16                    Magic;
 201   UINT8                     MajorLinkerVersion;
 202   UINT8                     MinorLinkerVersion;
 203   UINT32                    SizeOfCode;
 204   UINT32                    SizeOfInitializedData;
 205   UINT32                    SizeOfUninitializedData;
 206   UINT32                    AddressOfEntryPoint;
 207   UINT32                    BaseOfCode;
 208   ///
 209   /// Optional Header Windows-Specific Fields.
 210   ///
 211   UINT64                    ImageBase;
 212   UINT32                    SectionAlignment;
 213   UINT32                    FileAlignment;
 214   UINT16                    MajorOperatingSystemVersion;
 215   UINT16                    MinorOperatingSystemVersion;
 216   UINT16                    MajorImageVersion;
 217   UINT16                    MinorImageVersion;
 218   UINT16                    MajorSubsystemVersion;
 219   UINT16                    MinorSubsystemVersion;
 220   UINT32                    Win32VersionValue;
 221   UINT32                    SizeOfImage;
 222   UINT32                    SizeOfHeaders;
 223   UINT32                    CheckSum;
 224   UINT16                    Subsystem;
 225   UINT16                    DllCharacteristics;
 226   UINT64                    SizeOfStackReserve;
 227   UINT64                    SizeOfStackCommit;
 228   UINT64                    SizeOfHeapReserve;
 229   UINT64                    SizeOfHeapCommit;
 230   UINT32                    LoaderFlags;
 231   UINT32                    NumberOfRvaAndSizes;
 232   EFI_IMAGE_DATA_DIRECTORY  DataDirectory[EFI_IMAGE_NUMBER_OF_DIRECTORY_ENTRIES];
 233 } EFI_IMAGE_OPTIONAL_HEADER64;
 234
 235
 236 ///
 237 /// @attention
 238 /// EFI_IMAGE_NT_HEADERS32 is for use ONLY by tools.
 239 ///
 240 typedef struct {
 241   UINT32                      Signature;
 242   EFI_IMAGE_FILE_HEADER       FileHeader;
 243   EFI_IMAGE_OPTIONAL_HEADER32 OptionalHeader;
 244 } EFI_IMAGE_NT_HEADERS32;
 245
 246 #define EFI_IMAGE_SIZEOF_NT_OPTIONAL32_HEADER sizeof (EFI_IMAGE_NT_HEADERS32)
 247
 248 ///
 249 /// @attention
 250 /// EFI_IMAGE_HEADERS64 is for use ONLY by tools.
 251 ///
 252 typedef struct {
 253   UINT32                      Signature;
 254   EFI_IMAGE_FILE_HEADER       FileHeader;
 255   EFI_IMAGE_OPTIONAL_HEADER64 OptionalHeader;
 256 } EFI_IMAGE_NT_HEADERS64;
 257
 258 #define EFI_IMAGE_SIZEOF_NT_OPTIONAL64_HEADER sizeof (EFI_IMAGE_NT_HEADERS64)
 259
 260 //
 261 // Other Windows Subsystem Values
 262 //
 263 #define EFI_IMAGE_SUBSYSTEM_UNKNOWN     0
 264 #define EFI_IMAGE_SUBSYSTEM_NATIVE      1
 265 #define EFI_IMAGE_SUBSYSTEM_WINDOWS_GUI 2
 266 #define EFI_IMAGE_SUBSYSTEM_WINDOWS_CUI 3
 267 #define EFI_IMAGE_SUBSYSTEM_OS2_CUI     5
 268 #define EFI_IMAGE_SUBSYSTEM_POSIX_CUI   7
 269
 270 ///
 271 /// Length of ShortName.
 272 ///
 273 #define EFI_IMAGE_SIZEOF_SHORT_NAME 8
 274
 275 ///
 276 /// Section Table. This table immediately follows the optional header.
 277 ///
 278 typedef struct {
 279   UINT8 Name[EFI_IMAGE_SIZEOF_SHORT_NAME];
 280   union {
 281     UINT32  PhysicalAddress;
 282     UINT32  VirtualSize;
 283   } Misc;
 284   UINT32  VirtualAddress;
 285   UINT32  SizeOfRawData;
 286   UINT32  PointerToRawData;
 287   UINT32  PointerToRelocations;
 288   UINT32  PointerToLinenumbers;
 289   UINT16  NumberOfRelocations;
 290   UINT16  NumberOfLinenumbers;
 291   UINT32  Characteristics;
 292 } EFI_IMAGE_SECTION_HEADER;
 293
 294 ///
 295 /// Size of EFI_IMAGE_SECTION_HEADER.
 296 ///
 297 #define EFI_IMAGE_SIZEOF_SECTION_HEADER       40
 298
 299 //
 300 // Section Flags Values
 301 //
 302 #define EFI_IMAGE_SCN_TYPE_NO_PAD                  BIT3   ///< 0x00000008  ///< Reserved.
 303 #define EFI_IMAGE_SCN_CNT_CODE                     BIT5   ///< 0x00000020
 304 #define EFI_IMAGE_SCN_CNT_INITIALIZED_DATA         BIT6   ///< 0x00000040
 305 #define EFI_IMAGE_SCN_CNT_UNINITIALIZED_DATA       BIT7   ///< 0x00000080
 306
 307 #define EFI_IMAGE_SCN_LNK_OTHER                    BIT8   ///< 0x00000100  ///< Reserved.
 308 #define EFI_IMAGE_SCN_LNK_INFO                     BIT9   ///< 0x00000200  ///< Section contains comments or some other type of information.
 309 #define EFI_IMAGE_SCN_LNK_REMOVE                   BIT11  ///< 0x00000800  ///< Section contents will not become part of image.
 310 #define EFI_IMAGE_SCN_LNK_COMDAT                   BIT12  ///< 0x00001000
 311
 312 #define EFI_IMAGE_SCN_ALIGN_1BYTES                 BIT20  ///< 0x00100000
 313 #define EFI_IMAGE_SCN_ALIGN_2BYTES                 BIT21  ///< 0x00200000
 314 #define EFI_IMAGE_SCN_ALIGN_4BYTES          (BIT20|BIT21) ///< 0x00300000
 315 #define EFI_IMAGE_SCN_ALIGN_8BYTES                 BIT22  ///< 0x00400000
 316 #define EFI_IMAGE_SCN_ALIGN_16BYTES         (BIT20|BIT22) ///< 0x00500000
 317 #define EFI_IMAGE_SCN_ALIGN_32BYTES         (BIT21|BIT22) ///< 0x00600000
 318 #define EFI_IMAGE_SCN_ALIGN_64BYTES   (BIT20|BIT21|BIT22) ///< 0x00700000
 319
 320 #define EFI_IMAGE_SCN_MEM_DISCARDABLE              BIT25  ///< 0x02000000
 321 #define EFI_IMAGE_SCN_MEM_NOT_CACHED               BIT26  ///< 0x04000000
 322 #define EFI_IMAGE_SCN_MEM_NOT_PAGED                BIT27  ///< 0x08000000
 323 #define EFI_IMAGE_SCN_MEM_SHARED                   BIT28  ///< 0x10000000
 324 #define EFI_IMAGE_SCN_MEM_EXECUTE                  BIT29  ///< 0x20000000
 325 #define EFI_IMAGE_SCN_MEM_READ                     BIT30  ///< 0x40000000
 326 #define EFI_IMAGE_SCN_MEM_WRITE                    BIT31  ///< 0x80000000
 327
 328 ///
 329 /// Size of a Symbol Table Record.
 330 ///
 331 #define EFI_IMAGE_SIZEOF_SYMBOL 18
 332
 333 //
 334 // Symbols have a section number of the section in which they are
 335 // defined. Otherwise, section numbers have the following meanings:
 336 //
 337 #define EFI_IMAGE_SYM_UNDEFINED (UINT16) 0  ///< Symbol is undefined or is common.
 338 #define EFI_IMAGE_SYM_ABSOLUTE  (UINT16) -1 ///< Symbol is an absolute value.
 339 #define EFI_IMAGE_SYM_DEBUG     (UINT16) -2 ///< Symbol is a special debug item.
 340
 341 //
 342 // Symbol Type (fundamental) values.
 343 //
 344 #define EFI_IMAGE_SYM_TYPE_NULL   0   ///< no type.
 345 #define EFI_IMAGE_SYM_TYPE_VOID   1   ///< no valid type.
 346 #define EFI_IMAGE_SYM_TYPE_CHAR   2   ///< type character.
 347 #define EFI_IMAGE_SYM_TYPE_SHORT  3   ///< type short integer.
 348 #define EFI_IMAGE_SYM_TYPE_INT    4
 349 #define EFI_IMAGE_SYM_TYPE_LONG   5
 350 #define EFI_IMAGE_SYM_TYPE_FLOAT  6
 351 #define EFI_IMAGE_SYM_TYPE_DOUBLE 7
 352 #define EFI_IMAGE_SYM_TYPE_STRUCT 8
 353 #define EFI_IMAGE_SYM_TYPE_UNION  9
 354 #define EFI_IMAGE_SYM_TYPE_ENUM   10  ///< enumeration.
 355 #define EFI_IMAGE_SYM_TYPE_MOE    11  ///< member of enumeration.
 356 #define EFI_IMAGE_SYM_TYPE_BYTE   12
 357 #define EFI_IMAGE_SYM_TYPE_WORD   13
 358 #define EFI_IMAGE_SYM_TYPE_UINT   14
 359 #define EFI_IMAGE_SYM_TYPE_DWORD  15
 360
 361 //
 362 // Symbol Type (derived) values.
 363 //
 364 #define EFI_IMAGE_SYM_DTYPE_NULL      0 ///< no derived type.
 365 #define EFI_IMAGE_SYM_DTYPE_POINTER   1
 366 #define EFI_IMAGE_SYM_DTYPE_FUNCTION  2
 367 #define EFI_IMAGE_SYM_DTYPE_ARRAY     3
 368
 369 //
 370 // Storage classes.
 371 //
 372 #define EFI_IMAGE_SYM_CLASS_END_OF_FUNCTION   ((UINT8) -1)
 373 #define EFI_IMAGE_SYM_CLASS_NULL              0
 374 #define EFI_IMAGE_SYM_CLASS_AUTOMATIC         1
 375 #define EFI_IMAGE_SYM_CLASS_EXTERNAL          2
 376 #define EFI_IMAGE_SYM_CLASS_STATIC            3
 377 #define EFI_IMAGE_SYM_CLASS_REGISTER          4
 378 #define EFI_IMAGE_SYM_CLASS_EXTERNAL_DEF      5
 379 #define EFI_IMAGE_SYM_CLASS_LABEL             6
 380 #define EFI_IMAGE_SYM_CLASS_UNDEFINED_LABEL   7
 381 #define EFI_IMAGE_SYM_CLASS_MEMBER_OF_STRUCT  8
 382 #define EFI_IMAGE_SYM_CLASS_ARGUMENT          9
 383 #define EFI_IMAGE_SYM_CLASS_STRUCT_TAG        10
 384 #define EFI_IMAGE_SYM_CLASS_MEMBER_OF_UNION   11
 385 #define EFI_IMAGE_SYM_CLASS_UNION_TAG         12
 386 #define EFI_IMAGE_SYM_CLASS_TYPE_DEFINITION   13
 387 #define EFI_IMAGE_SYM_CLASS_UNDEFINED_STATIC  14
 388 #define EFI_IMAGE_SYM_CLASS_ENUM_TAG          15
 389 #define EFI_IMAGE_SYM_CLASS_MEMBER_OF_ENUM    16
 390 #define EFI_IMAGE_SYM_CLASS_REGISTER_PARAM    17
 391 #define EFI_IMAGE_SYM_CLASS_BIT_FIELD         18
 392 #define EFI_IMAGE_SYM_CLASS_BLOCK             100
 393 #define EFI_IMAGE_SYM_CLASS_FUNCTION          101
 394 #define EFI_IMAGE_SYM_CLASS_END_OF_STRUCT     102
 395 #define EFI_IMAGE_SYM_CLASS_FILE              103
 396 #define EFI_IMAGE_SYM_CLASS_SECTION           104
 397 #define EFI_IMAGE_SYM_CLASS_WEAK_EXTERNAL     105
 398
 399 //
 400 // type packing constants
 401 //
 402 #define EFI_IMAGE_N_BTMASK  017
 403 #define EFI_IMAGE_N_TMASK   060
 404 #define EFI_IMAGE_N_TMASK1  0300
 405 #define EFI_IMAGE_N_TMASK2  0360
 406 #define EFI_IMAGE_N_BTSHFT  4
 407 #define EFI_IMAGE_N_TSHIFT  2
 408
 409 //
 410 // Communal selection types.
 411 //
 412 #define EFI_IMAGE_COMDAT_SELECT_NODUPLICATES    1
 413 #define EFI_IMAGE_COMDAT_SELECT_ANY             2
 414 #define EFI_IMAGE_COMDAT_SELECT_SAME_SIZE       3
 415 #define EFI_IMAGE_COMDAT_SELECT_EXACT_MATCH     4
 416 #define EFI_IMAGE_COMDAT_SELECT_ASSOCIATIVE     5
 417
 418 //
 419 // the following values only be referred in PeCoff, not defined in PECOFF.
 420 //
 421 #define EFI_IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY  1
 422 #define EFI_IMAGE_WEAK_EXTERN_SEARCH_LIBRARY    2
 423 #define EFI_IMAGE_WEAK_EXTERN_SEARCH_ALIAS      3
 424
 425 ///
 426 /// Relocation format.
 427 ///
 428 typedef struct {
 429   UINT32  VirtualAddress;
 430   UINT32  SymbolTableIndex;
 431   UINT16  Type;
 432 } EFI_IMAGE_RELOCATION;
 433
 434 ///
 435 /// Size of EFI_IMAGE_RELOCATION
 436 ///
 437 #define EFI_IMAGE_SIZEOF_RELOCATION 10
 438
 439 //
 440 // I386 relocation types.
 441 //
 442 #define EFI_IMAGE_REL_I386_ABSOLUTE 0x0000  ///< Reference is absolute, no relocation is necessary.
 443 #define EFI_IMAGE_REL_I386_DIR16    0x0001  ///< Direct 16-bit reference to the symbols virtual address.
 444 #define EFI_IMAGE_REL_I386_REL16    0x0002  ///< PC-relative 16-bit reference to the symbols virtual address.
 445 #define EFI_IMAGE_REL_I386_DIR32    0x0006  ///< Direct 32-bit reference to the symbols virtual address.
 446 #define EFI_IMAGE_REL_I386_DIR32NB  0x0007  ///< Direct 32-bit reference to the symbols virtual address, base not included.
 447 #define EFI_IMAGE_REL_I386_SEG12    0x0009  ///< Direct 16-bit reference to the segment-selector bits of a 32-bit virtual address.
 448 #define EFI_IMAGE_REL_I386_SECTION  0x000A
 449 #define EFI_IMAGE_REL_I386_SECREL   0x000B
 450 #define EFI_IMAGE_REL_I386_REL32    0x0014  ///< PC-relative 32-bit reference to the symbols virtual address.
 451
 452 //
 453 // x64 processor relocation types.
 454 //
 455 #define IMAGE_REL_AMD64_ABSOLUTE  0x0000
 456 #define IMAGE_REL_AMD64_ADDR64    0x0001
 457 #define IMAGE_REL_AMD64_ADDR32    0x0002
 458 #define IMAGE_REL_AMD64_ADDR32NB  0x0003
 459 #define IMAGE_REL_AMD64_REL32     0x0004
 460 #define IMAGE_REL_AMD64_REL32_1   0x0005
 461 #define IMAGE_REL_AMD64_REL32_2   0x0006
 462 #define IMAGE_REL_AMD64_REL32_3   0x0007
 463 #define IMAGE_REL_AMD64_REL32_4   0x0008
 464 #define IMAGE_REL_AMD64_REL32_5   0x0009
 465 #define IMAGE_REL_AMD64_SECTION   0x000A
 466 #define IMAGE_REL_AMD64_SECREL    0x000B
 467 #define IMAGE_REL_AMD64_SECREL7   0x000C
 468 #define IMAGE_REL_AMD64_TOKEN     0x000D
 469 #define IMAGE_REL_AMD64_SREL32    0x000E
 470 #define IMAGE_REL_AMD64_PAIR      0x000F
 471 #define IMAGE_REL_AMD64_SSPAN32   0x0010
 472
 473 ///
 474 /// Based relocation format.
 475 ///
 476 typedef struct {
 477   UINT32  VirtualAddress;
 478   UINT32  SizeOfBlock;
 479 } EFI_IMAGE_BASE_RELOCATION;
 480
 481 ///
 482 /// Size of EFI_IMAGE_BASE_RELOCATION.
 483 ///
 484 #define EFI_IMAGE_SIZEOF_BASE_RELOCATION  8
 485
 486 //
 487 // Based relocation types.
 488 //
 489 #define EFI_IMAGE_REL_BASED_ABSOLUTE        0
 490 #define EFI_IMAGE_REL_BASED_HIGH            1
 491 #define EFI_IMAGE_REL_BASED_LOW             2
 492 #define EFI_IMAGE_REL_BASED_HIGHLOW         3
 493 #define EFI_IMAGE_REL_BASED_HIGHADJ         4
 494 #define EFI_IMAGE_REL_BASED_MIPS_JMPADDR    5
 495 #define EFI_IMAGE_REL_BASED_ARM_MOV32A      5
 496 #define EFI_IMAGE_REL_BASED_ARM_MOV32T      7
 497 #define EFI_IMAGE_REL_BASED_IA64_IMM64      9
 498 #define EFI_IMAGE_REL_BASED_MIPS_JMPADDR16  9
 499 #define EFI_IMAGE_REL_BASED_DIR64           10
 500
 501 ///
 502 /// Line number format.
 503 ///
 504 typedef struct {
 505   union {
 506     UINT32  SymbolTableIndex; ///< Symbol table index of function name if Linenumber is 0.
 507     UINT32  VirtualAddress;   ///< Virtual address of line number.
 508   } Type;
 509   UINT16  Linenumber;         ///< Line number.
 510 } EFI_IMAGE_LINENUMBER;
 511
 512 ///
 513 /// Size of EFI_IMAGE_LINENUMBER.
 514 ///
 515 #define EFI_IMAGE_SIZEOF_LINENUMBER 6
 516
 517 //
 518 // Archive format.
 519 //
 520 #define EFI_IMAGE_ARCHIVE_START_SIZE        8
 521 #define EFI_IMAGE_ARCHIVE_START             "!<arch>\n"
 522 #define EFI_IMAGE_ARCHIVE_END               "`\n"
 523 #define EFI_IMAGE_ARCHIVE_PAD               "\n"
 524 #define EFI_IMAGE_ARCHIVE_LINKER_MEMBER     "/               "
 525 #define EFI_IMAGE_ARCHIVE_LONGNAMES_MEMBER  "//              "
 526
 527 ///
 528 /// Archive Member Headers
 529 ///
 530 typedef struct {
 531   UINT8 Name[16];     ///< File member name - `/' terminated.
 532   UINT8 Date[12];     ///< File member date - decimal.
 533   UINT8 UserID[6];    ///< File member user id - decimal.
 534   UINT8 GroupID[6];   ///< File member group id - decimal.
 535   UINT8 Mode[8];      ///< File member mode - octal.
 536   UINT8 Size[10];     ///< File member size - decimal.
 537   UINT8 EndHeader[2]; ///< String to end header. (0x60 0x0A).
 538 } EFI_IMAGE_ARCHIVE_MEMBER_HEADER;
 539
 540 ///
 541 /// Size of EFI_IMAGE_ARCHIVE_MEMBER_HEADER.
 542 ///
 543 #define EFI_IMAGE_SIZEOF_ARCHIVE_MEMBER_HDR 60
 544
 545
 546 //
 547 // DLL Support
 548 //
 549
 550 ///
 551 /// Export Directory Table.
 552 ///
 553 typedef struct {
 554   UINT32  Characteristics;
 555   UINT32  TimeDateStamp;
 556   UINT16  MajorVersion;
 557   UINT16  MinorVersion;
 558   UINT32  Name;
 559   UINT32  Base;
 560   UINT32  NumberOfFunctions;
 561   UINT32  NumberOfNames;
 562   UINT32  AddressOfFunctions;
 563   UINT32  AddressOfNames;
 564   UINT32  AddressOfNameOrdinals;
 565 } EFI_IMAGE_EXPORT_DIRECTORY;
 566
 567 ///
 568 /// Hint/Name Table.
 569 ///
 570 typedef struct {
 571   UINT16  Hint;
 572   UINT8   Name[1];
 573 } EFI_IMAGE_IMPORT_BY_NAME;
 574
 575 ///
 576 /// Import Address Table RVA (Thunk Table).
 577 ///
 578 typedef struct {
 579   union {
 580     UINT32                    Function;
 581     UINT32                    Ordinal;
 582     EFI_IMAGE_IMPORT_BY_NAME  *AddressOfData;
 583   } u1;
 584 } EFI_IMAGE_THUNK_DATA;
 585
 586 #define EFI_IMAGE_ORDINAL_FLAG              BIT31    ///< Flag for PE32.
 587 #define EFI_IMAGE_SNAP_BY_ORDINAL(Ordinal)  ((Ordinal & EFI_IMAGE_ORDINAL_FLAG) != 0)
 588 #define EFI_IMAGE_ORDINAL(Ordinal)          (Ordinal & 0xffff)
 589
 590 ///
 591 /// Import Directory Table
 592 ///
 593 typedef struct {
 594   UINT32                Characteristics;
 595   UINT32                TimeDateStamp;
 596   UINT32                ForwarderChain;
 597   UINT32                Name;
 598   EFI_IMAGE_THUNK_DATA  *FirstThunk;
 599 } EFI_IMAGE_IMPORT_DESCRIPTOR;
 600
 601
 602 ///
 603 /// Debug Directory Format.
 604 ///
 605 typedef struct {
 606   UINT32  Characteristics;
 607   UINT32  TimeDateStamp;
 608   UINT16  MajorVersion;
 609   UINT16  MinorVersion;
 610   UINT32  Type;
 611   UINT32  SizeOfData;
 612   UINT32  RVA;           ///< The address of the debug data when loaded, relative to the image base.
 613   UINT32  FileOffset;    ///< The file pointer to the debug data.
 614 } EFI_IMAGE_DEBUG_DIRECTORY_ENTRY;
 615
 616 #define EFI_IMAGE_DEBUG_TYPE_CODEVIEW 2     ///< The Visual C++ debug information.
 617
 618 ///
 619 /// Debug Data Structure defined in Microsoft C++.
 620 ///
 621 #define CODEVIEW_SIGNATURE_NB10  SIGNATURE_32('N', 'B', '1', '0')
 622 typedef struct {
 623   UINT32  Signature;                        ///< "NB10"
 624   UINT32  Unknown;
 625   UINT32  Unknown2;
 626   UINT32  Unknown3;
 627   //
 628   // Filename of .PDB goes here
 629   //
 630 } EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY;
 631
 632 ///
 633 /// Debug Data Structure defined in Microsoft C++.
 634 ///
 635 #define CODEVIEW_SIGNATURE_RSDS  SIGNATURE_32('R', 'S', 'D', 'S')
 636 typedef struct {
 637   UINT32  Signature;                        ///< "RSDS".
 638   UINT32  Unknown;
 639   UINT32  Unknown2;
 640   UINT32  Unknown3;
 641   UINT32  Unknown4;
 642   UINT32  Unknown5;
 643   //
 644   // Filename of .PDB goes here
 645   //
 646 } EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY;
 647
 648
 649 ///
 650 /// Debug Data Structure defined by Apple Mach-O to Coff utility.
 651 ///
 652 #define CODEVIEW_SIGNATURE_MTOC  SIGNATURE_32('M', 'T', 'O', 'C')
 653 typedef struct {
 654   UINT32    Signature;                       ///< "MTOC".
 655   GUID      MachOUuid;
 656   //
 657   //  Filename of .DLL (Mach-O with debug info) goes here
 658   //
 659 } EFI_IMAGE_DEBUG_CODEVIEW_MTOC_ENTRY;
 660
 661 ///
 662 /// Resource format.
 663 ///
 664 typedef struct {
 665   UINT32  Characteristics;
 666   UINT32  TimeDateStamp;
 667   UINT16  MajorVersion;
 668   UINT16  MinorVersion;
 669   UINT16  NumberOfNamedEntries;
 670   UINT16  NumberOfIdEntries;
 671   //
 672   // Array of EFI_IMAGE_RESOURCE_DIRECTORY_ENTRY entries goes here.
 673   //
 674 } EFI_IMAGE_RESOURCE_DIRECTORY;
 675
 676 ///
 677 /// Resource directory entry format.
 678 ///
 679 typedef struct {
 680   union {
 681     struct {
 682       UINT32  NameOffset:31;
 683       UINT32  NameIsString:1;
 684     } s;
 685     UINT32  Id;
 686   } u1;
 687   union {
 688     UINT32  OffsetToData;
 689     struct {
 690       UINT32  OffsetToDirectory:31;
 691       UINT32  DataIsDirectory:1;
 692     } s;
 693   } u2;
 694 } EFI_IMAGE_RESOURCE_DIRECTORY_ENTRY;
 695
 696 ///
 697 /// Resource directory entry for string.
 698 ///
 699 typedef struct {
 700   UINT16  Length;
 701   CHAR16  String[1];
 702 } EFI_IMAGE_RESOURCE_DIRECTORY_STRING;
 703
 704 ///
 705 /// Resource directory entry for data array.
 706 ///
 707 typedef struct {
 708   UINT32  OffsetToData;
 709   UINT32  Size;
 710   UINT32  CodePage;
 711   UINT32  Reserved;
 712 } EFI_IMAGE_RESOURCE_DATA_ENTRY;
 713
 714 ///
 715 /// Header format for TE images, defined in the PI Specification, 1.0.
 716 ///
 717 typedef struct {
 718   UINT16                    Signature;            ///< The signature for TE format = "VZ".
 719   UINT16                    Machine;              ///< From the original file header.
 720   UINT8                     NumberOfSections;     ///< From the original file header.
 721   UINT8                     Subsystem;            ///< From original optional header.
 722   UINT16                    StrippedSize;         ///< Number of bytes we removed from the header.
 723   UINT32                    AddressOfEntryPoint;  ///< Offset to entry point -- from original optional header.
 724   UINT32                    BaseOfCode;           ///< From original image -- required for ITP debug.
 725   UINT64                    ImageBase;            ///< From original file header.
 726   EFI_IMAGE_DATA_DIRECTORY  DataDirectory[2];     ///< Only base relocation and debug directory.
 727 } EFI_TE_IMAGE_HEADER;
 728
 729
 730 #define EFI_TE_IMAGE_HEADER_SIGNATURE  SIGNATURE_16('V', 'Z')
 731
 732 //
 733 // Data directory indexes in our TE image header
 734 //
 735 #define EFI_TE_IMAGE_DIRECTORY_ENTRY_BASERELOC  0
 736 #define EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG      1
 737
 738
 739 ///
 740 /// Union of PE32, PE32+, and TE headers.
 741 ///
 742 typedef union {
 743   EFI_IMAGE_NT_HEADERS32   Pe32;
 744   EFI_IMAGE_NT_HEADERS64   Pe32Plus;
 745   EFI_TE_IMAGE_HEADER      Te;
 746 } EFI_IMAGE_OPTIONAL_HEADER_UNION;
 747
 748 typedef union {
 749   EFI_IMAGE_NT_HEADERS32            *Pe32;
 750   EFI_IMAGE_NT_HEADERS64            *Pe32Plus;
 751   EFI_TE_IMAGE_HEADER               *Te;
 752   EFI_IMAGE_OPTIONAL_HEADER_UNION   *Union;
 753 } EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION;
 754
 755 #endif