Google Git
Sign in
qemu / edk2 / 67ec665a638098a9d5e05238fed4c67d4b0528ad / . / Source / Include / Common / EfiImage.h
blob: 2f5c580e9892cfae358a1c573e2ac7feecb75842 [file] [log] [blame]
/** @file
EFI image format for PE32+. Please note some data structures are different
for IA-32 and Itanium-based images, look for UINTN and the #ifdef EFI_IA64
@bug Fix text - doc as defined in MSFT EFI specification.
Copyright (c) 2006, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Module Name: EfiImage.h
**/
#ifndef __EFI_IMAGE_H__
#define __EFI_IMAGE_H__
//
// PE32+ Subsystem type for EFI images
//
#define EFI_IMAGE_SUBSYSTEM_EFI_APPLICATION 10
#define EFI_IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER 11
#define EFI_IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER 12
#define EFI_IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER 13
//
// BugBug: Need to get a real answer for this problem. This is not in the
// PE specification.
//
// A SAL runtime driver does not get fixed up when a transition to
// virtual mode is made. In all other cases it should be treated
// like a EFI_IMAGE_SUBSYSTEM_EFI_RUNTIME_DRIVER image
//
#define EFI_IMAGE_SUBSYSTEM_SAL_RUNTIME_DRIVER 13
//
// PE32+ Machine type for EFI images
//
#define IMAGE_FILE_MACHINE_I386 0x014c
#define IMAGE_FILE_MACHINE_IA64 0x0200
#define IMAGE_FILE_MACHINE_EBC 0x0EBC
#define IMAGE_FILE_MACHINE_X64 0x8664
//
// Support old names for backward compatible
//
#define EFI_IMAGE_MACHINE_IA32 IMAGE_FILE_MACHINE_I386
#define EFI_IMAGE_MACHINE_IA64 IMAGE_FILE_MACHINE_IA64
#define EFI_IMAGE_MACHINE_IPF IMAGE_FILE_MACHINE_IA64
#define EFI_IMAGE_MACHINE_EBC IMAGE_FILE_MACHINE_EBC
#define EFI_IMAGE_MACHINE_X64 IMAGE_FILE_MACHINE_X64
#define EFI_IMAGE_DOS_SIGNATURE 0x5A4D // MZ
#define EFI_IMAGE_OS2_SIGNATURE 0x454E // NE
#define EFI_IMAGE_OS2_SIGNATURE_LE 0x454C // LE
#define EFI_IMAGE_NT_SIGNATURE 0x00004550 // PE00
#define EFI_IMAGE_EDOS_SIGNATURE 0x44454550 // PEED
///
/// PE images can start with an optional DOS header, so if an image is run
/// under DOS it can print an error message.
///
typedef struct {
UINT16 e_magic; // Magic number
UINT16 e_cblp; // Bytes on last page of file
UINT16 e_cp; // Pages in file
UINT16 e_crlc; // Relocations
UINT16 e_cparhdr; // Size of header in paragraphs
UINT16 e_minalloc; // Minimum extra paragraphs needed
UINT16 e_maxalloc; // Maximum extra paragraphs needed
UINT16 e_ss; // Initial (relative) SS value
UINT16 e_sp; // Initial SP value
UINT16 e_csum; // Checksum
UINT16 e_ip; // Initial IP value
UINT16 e_cs; // Initial (relative) CS value
UINT16 e_lfarlc; // File address of relocation table
UINT16 e_ovno; // Overlay number
UINT16 e_res[4]; // Reserved words
UINT16 e_oemid; // OEM identifier (for e_oeminfo)
UINT16 e_oeminfo; // OEM information; e_oemid specific
UINT16 e_res2[10]; // Reserved words
UINT32 e_lfanew; // File address of new exe header
} EFI_IMAGE_DOS_HEADER;
///
/// File header format.
///
typedef struct {
UINT16 Machine;
UINT16 NumberOfSections;
UINT32 TimeDateStamp;
UINT32 PointerToSymbolTable;
UINT32 NumberOfSymbols;
UINT16 SizeOfOptionalHeader;
UINT16 Characteristics;
} EFI_IMAGE_FILE_HEADER;
#define EFI_IMAGE_SIZEOF_FILE_HEADER 20
#define EFI_IMAGE_FILE_RELOCS_STRIPPED 0x0001 // Relocation info stripped from file.
#define EFI_IMAGE_FILE_EXECUTABLE_IMAGE 0x0002 // File is executable (i.e. no unresolved externel references).
#define EFI_IMAGE_FILE_LINE_NUMS_STRIPPED 0x0004 // Line nunbers stripped from file.
#define EFI_IMAGE_FILE_LOCAL_SYMS_STRIPPED 0x0008 // Local symbols stripped from file.
#define EFI_IMAGE_FILE_BYTES_REVERSED_LO 0x0080 // Bytes of machine word are reversed.
#define EFI_IMAGE_FILE_32BIT_MACHINE 0x0100 // 32 bit word machine.
#define EFI_IMAGE_FILE_DEBUG_STRIPPED 0x0200 // Debugging info stripped from file in .DBG file
#define EFI_IMAGE_FILE_SYSTEM 0x1000 // System File.
#define EFI_IMAGE_FILE_DLL 0x2000 // File is a DLL.
#define EFI_IMAGE_FILE_BYTES_REVERSED_HI 0x8000 // Bytes of machine word are reversed.
#define EFI_IMAGE_FILE_MACHINE_UNKNOWN 0
#define EFI_IMAGE_FILE_MACHINE_I386 0x14c // Intel 386.
#define EFI_IMAGE_FILE_MACHINE_R3000 0x162 // MIPS* little-endian, 0540 big-endian
#define EFI_IMAGE_FILE_MACHINE_R4000 0x166 // MIPS* little-endian
#define EFI_IMAGE_FILE_MACHINE_ALPHA 0x184 // Alpha_AXP*
#define EFI_IMAGE_FILE_MACHINE_POWERPC 0x1F0 // IBM* PowerPC Little-Endian
#define EFI_IMAGE_FILE_MACHINE_TAHOE 0x7cc // Intel EM machine
//
// * Other names and brands may be claimed as the property of others.
//
///
/// Directory format.
///
typedef struct {
UINT32 VirtualAddress;
UINT32 Size;
} EFI_IMAGE_DATA_DIRECTORY;
#define EFI_IMAGE_NUMBER_OF_DIRECTORY_ENTRIES 16
typedef struct {
UINT16 Magic;
UINT8 MajorLinkerVersion;
UINT8 MinorLinkerVersion;
UINT32 SizeOfCode;
UINT32 SizeOfInitializedData;
UINT32 SizeOfUninitializedData;
UINT32 AddressOfEntryPoint;
UINT32 BaseOfCode;
UINT32 BaseOfData;
UINT32 BaseOfBss;
UINT32 GprMask;
UINT32 CprMask[4];
UINT32 GpValue;
} EFI_IMAGE_ROM_OPTIONAL_HEADER;
#define EFI_IMAGE_ROM_OPTIONAL_HDR_MAGIC 0x107
#define EFI_IMAGE_SIZEOF_ROM_OPTIONAL_HEADER sizeof (EFI_IMAGE_ROM_OPTIONAL_HEADER)
typedef struct {
EFI_IMAGE_FILE_HEADER FileHeader;
EFI_IMAGE_ROM_OPTIONAL_HEADER OptionalHeader;
} EFI_IMAGE_ROM_HEADERS;
///
/// @attention
/// EFI_IMAGE_OPTIONAL_HEADER32 and EFI_IMAGE_OPTIONAL_HEADER64
/// are for use ONLY by tools. All proper EFI code MUST use
/// EFI_IMAGE_OPTIONAL_HEADER ONLY!!!
///
#define EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC 0x10b
typedef struct {
//
// Standard fields.
//
UINT16 Magic;
UINT8 MajorLinkerVersion;
UINT8 MinorLinkerVersion;
UINT32 SizeOfCode;
UINT32 SizeOfInitializedData;
UINT32 SizeOfUninitializedData;
UINT32 AddressOfEntryPoint;
UINT32 BaseOfCode;
UINT32 BaseOfData;
//
// NT additional fields.
//
UINT32 ImageBase;
UINT32 SectionAlignment;
UINT32 FileAlignment;
UINT16 MajorOperatingSystemVersion;
UINT16 MinorOperatingSystemVersion;
UINT16 MajorImageVersion;
UINT16 MinorImageVersion;
UINT16 MajorSubsystemVersion;
UINT16 MinorSubsystemVersion;
UINT32 Win32VersionValue;
UINT32 SizeOfImage;
UINT32 SizeOfHeaders;
UINT32 CheckSum;
UINT16 Subsystem;
UINT16 DllCharacteristics;
UINT32 SizeOfStackReserve;
UINT32 SizeOfStackCommit;
UINT32 SizeOfHeapReserve;
UINT32 SizeOfHeapCommit;
UINT32 LoaderFlags;
UINT32 NumberOfRvaAndSizes;
EFI_IMAGE_DATA_DIRECTORY DataDirectory[EFI_IMAGE_NUMBER_OF_DIRECTORY_ENTRIES];
} EFI_IMAGE_OPTIONAL_HEADER32;
///
/// @attention
/// EFI_IMAGE_OPTIONAL_HEADER32 and EFI_IMAGE_OPTIONAL_HEADER64
/// are for use ONLY by tools. All proper EFI code MUST use
/// EFI_IMAGE_OPTIONAL_HEADER ONLY!!!
///
#define EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC 0x20b
typedef struct {
//
// Standard fields.
//
UINT16 Magic;
UINT8 MajorLinkerVersion;
UINT8 MinorLinkerVersion;
UINT32 SizeOfCode;
UINT32 SizeOfInitializedData;
UINT32 SizeOfUninitializedData;
UINT32 AddressOfEntryPoint;
UINT32 BaseOfCode;
//
// NT additional fields.
//
UINT64 ImageBase;
UINT32 SectionAlignment;
UINT32 FileAlignment;
UINT16 MajorOperatingSystemVersion;
UINT16 MinorOperatingSystemVersion;
UINT16 MajorImageVersion;
UINT16 MinorImageVersion;
UINT16 MajorSubsystemVersion;
UINT16 MinorSubsystemVersion;
UINT32 Win32VersionValue;
UINT32 SizeOfImage;
UINT32 SizeOfHeaders;
UINT32 CheckSum;
UINT16 Subsystem;
UINT16 DllCharacteristics;
UINT64 SizeOfStackReserve;
UINT64 SizeOfStackCommit;
UINT64 SizeOfHeapReserve;
UINT64 SizeOfHeapCommit;
UINT32 LoaderFlags;
UINT32 NumberOfRvaAndSizes;
EFI_IMAGE_DATA_DIRECTORY DataDirectory[EFI_IMAGE_NUMBER_OF_DIRECTORY_ENTRIES];
} EFI_IMAGE_OPTIONAL_HEADER64;
///
/// @attention
/// EFI_IMAGE_NT_HEADERS32 and EFI_IMAGE_HEADERS64 are for use ONLY
/// by tools. All proper EFI code MUST use EFI_IMAGE_NT_HEADERS ONLY!!!
///
typedef struct {
UINT32 Signature;
EFI_IMAGE_FILE_HEADER FileHeader;
EFI_IMAGE_OPTIONAL_HEADER32 OptionalHeader;
} EFI_IMAGE_NT_HEADERS32;
#define EFI_IMAGE_SIZEOF_NT_OPTIONAL32_HEADER sizeof (EFI_IMAGE_NT_HEADERS32)
typedef struct {
UINT32 Signature;
EFI_IMAGE_FILE_HEADER FileHeader;
EFI_IMAGE_OPTIONAL_HEADER64 OptionalHeader;
} EFI_IMAGE_NT_HEADERS64;
#define EFI_IMAGE_SIZEOF_NT_OPTIONAL64_HEADER sizeof (EFI_IMAGE_NT_HEADERS64)
//
// Processor specific definition of EFI_IMAGE_OPTIONAL_HEADER so the
// type name EFI_IMAGE_OPTIONAL_HEADER is appropriate to the build. Same for
// EFI_IMAGE_NT_HEADERS. These definitions MUST be used by ALL EFI code.
//
#if defined (MDE_CPU_IA32)
typedef EFI_IMAGE_OPTIONAL_HEADER32 EFI_IMAGE_OPTIONAL_HEADER;
typedef EFI_IMAGE_NT_HEADERS32 EFI_IMAGE_NT_HEADERS;
#define EFI_IMAGE_NT_OPTIONAL_HDR_MAGIC EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC
#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
(((Machine) == EFI_IMAGE_MACHINE_IA32) || ((Machine) == EFI_IMAGE_MACHINE_EBC))
#elif defined (MDE_CPU_IPF)
typedef EFI_IMAGE_OPTIONAL_HEADER64 EFI_IMAGE_OPTIONAL_HEADER;
typedef EFI_IMAGE_NT_HEADERS64 EFI_IMAGE_NT_HEADERS;
#define EFI_IMAGE_NT_OPTIONAL_HDR_MAGIC EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC
#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
(((Machine) == EFI_IMAGE_MACHINE_IPF) || ((Machine) == EFI_IMAGE_MACHINE_EBC))
#elif defined (MDE_CPU_X64)
typedef EFI_IMAGE_OPTIONAL_HEADER64 EFI_IMAGE_OPTIONAL_HEADER;
typedef EFI_IMAGE_NT_HEADERS64 EFI_IMAGE_NT_HEADERS;
#define EFI_IMAGE_NT_OPTIONAL_HDR_MAGIC EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC
#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) \
(((Machine) == EFI_IMAGE_MACHINE_X64) || ((Machine) == EFI_IMAGE_MACHINE_EBC))
#elif defined (MDE_CPU_EBC)
//
// This is just to make sure you can cross compile with the EBC compiiler.
// It does not make sense to have a PE loader coded in EBC. You need to
// understand the basic
//
typedef EFI_IMAGE_OPTIONAL_HEADER64 EFI_IMAGE_OPTIONAL_HEADER;
typedef EFI_IMAGE_NT_HEADERS64 EFI_IMAGE_NT_HEADERS;
#define EFI_IMAGE_NT_OPTIONAL_HDR_MAGIC EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC
#define EFI_IMAGE_MACHINE_TYPE_SUPPORTED(Machine) ((Machine) == EFI_IMAGE_MACHINE_EBC)
#else
#error Unknown Processor Type
#endif
#define EFI_IMAGE_FIRST_SECTION(ntheader) \
( \
(EFI_IMAGE_SECTION_HEADER *) \
( \
(UINT32) ntheader + \
FIELD_OFFSET (EFI_IMAGE_NT_HEADERS, OptionalHeader) + \
((EFI_IMAGE_NT_HEADERS *) (ntheader))->FileHeader.SizeOfOptionalHeader \
) \
)
//
// Subsystem Values
//
#define EFI_IMAGE_SUBSYSTEM_UNKNOWN 0
#define EFI_IMAGE_SUBSYSTEM_NATIVE 1
#define EFI_IMAGE_SUBSYSTEM_WINDOWS_GUI 2
#define EFI_IMAGE_SUBSYSTEM_WINDOWS_CUI 3.
#define EFI_IMAGE_SUBSYSTEM_OS2_CUI 5
#define EFI_IMAGE_SUBSYSTEM_POSIX_CUI 7
//
// Directory Entries
//
#define EFI_IMAGE_DIRECTORY_ENTRY_EXPORT 0
#define EFI_IMAGE_DIRECTORY_ENTRY_IMPORT 1
#define EFI_IMAGE_DIRECTORY_ENTRY_RESOURCE 2
#define EFI_IMAGE_DIRECTORY_ENTRY_EXCEPTION 3
#define EFI_IMAGE_DIRECTORY_ENTRY_SECURITY 4
#define EFI_IMAGE_DIRECTORY_ENTRY_BASERELOC 5
#define EFI_IMAGE_DIRECTORY_ENTRY_DEBUG 6
#define EFI_IMAGE_DIRECTORY_ENTRY_COPYRIGHT 7
#define EFI_IMAGE_DIRECTORY_ENTRY_GLOBALPTR 8
#define EFI_IMAGE_DIRECTORY_ENTRY_TLS 9
#define EFI_IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG 10
//
// Section header format.
//
#define EFI_IMAGE_SIZEOF_SHORT_NAME 8
typedef struct {
UINT8 Name[EFI_IMAGE_SIZEOF_SHORT_NAME];
union {
UINT32 PhysicalAddress;
UINT32 VirtualSize;
} Misc;
UINT32 VirtualAddress;
UINT32 SizeOfRawData;
UINT32 PointerToRawData;
UINT32 PointerToRelocations;
UINT32 PointerToLinenumbers;
UINT16 NumberOfRelocations;
UINT16 NumberOfLinenumbers;
UINT32 Characteristics;
} EFI_IMAGE_SECTION_HEADER;
#define EFI_IMAGE_SIZEOF_SECTION_HEADER 40
#define EFI_IMAGE_SCN_TYPE_NO_PAD 0x00000008 // Reserved.
#define EFI_IMAGE_SCN_CNT_CODE 0x00000020
#define EFI_IMAGE_SCN_CNT_INITIALIZED_DATA 0x00000040
#define EFI_IMAGE_SCN_CNT_UNINITIALIZED_DATA 0x00000080
#define EFI_IMAGE_SCN_LNK_OTHER 0x00000100 // Reserved.
#define EFI_IMAGE_SCN_LNK_INFO 0x00000200 // Section contains comments or some other type of information.
#define EFI_IMAGE_SCN_LNK_REMOVE 0x00000800 // Section contents will not become part of image.
#define EFI_IMAGE_SCN_LNK_COMDAT 0x00001000
#define EFI_IMAGE_SCN_ALIGN_1BYTES 0x00100000
#define EFI_IMAGE_SCN_ALIGN_2BYTES 0x00200000
#define EFI_IMAGE_SCN_ALIGN_4BYTES 0x00300000
#define EFI_IMAGE_SCN_ALIGN_8BYTES 0x00400000
#define EFI_IMAGE_SCN_ALIGN_16BYTES 0x00500000
#define EFI_IMAGE_SCN_ALIGN_32BYTES 0x00600000
#define EFI_IMAGE_SCN_ALIGN_64BYTES 0x00700000
#define EFI_IMAGE_SCN_MEM_DISCARDABLE 0x02000000
#define EFI_IMAGE_SCN_MEM_NOT_CACHED 0x04000000
#define EFI_IMAGE_SCN_MEM_NOT_PAGED 0x08000000
#define EFI_IMAGE_SCN_MEM_SHARED 0x10000000
#define EFI_IMAGE_SCN_MEM_EXECUTE 0x20000000
#define EFI_IMAGE_SCN_MEM_READ 0x40000000
#define EFI_IMAGE_SCN_MEM_WRITE 0x80000000
///
/// Symbol format.
///
#define EFI_IMAGE_SIZEOF_SYMBOL 18
//
// Section values.
//
// Symbols have a section number of the section in which they are
// defined. Otherwise, section numbers have the following meanings:
//
#define EFI_IMAGE_SYM_UNDEFINED (UINT16) 0 // Symbol is undefined or is common.
#define EFI_IMAGE_SYM_ABSOLUTE (UINT16) -1 // Symbol is an absolute value.
#define EFI_IMAGE_SYM_DEBUG (UINT16) -2 // Symbol is a special debug item.
//
// Type (fundamental) values.
//
#define EFI_IMAGE_SYM_TYPE_NULL 0 // no type.
#define EFI_IMAGE_SYM_TYPE_VOID 1 //
#define EFI_IMAGE_SYM_TYPE_CHAR 2 // type character.
#define EFI_IMAGE_SYM_TYPE_SHORT 3 // type short integer.
#define EFI_IMAGE_SYM_TYPE_INT 4
#define EFI_IMAGE_SYM_TYPE_LONG 5
#define EFI_IMAGE_SYM_TYPE_FLOAT 6
#define EFI_IMAGE_SYM_TYPE_DOUBLE 7
#define EFI_IMAGE_SYM_TYPE_STRUCT 8
#define EFI_IMAGE_SYM_TYPE_UNION 9
#define EFI_IMAGE_SYM_TYPE_ENUM 10 // enumeration.
#define EFI_IMAGE_SYM_TYPE_MOE 11 // member of enumeration.
#define EFI_IMAGE_SYM_TYPE_BYTE 12
#define EFI_IMAGE_SYM_TYPE_WORD 13
#define EFI_IMAGE_SYM_TYPE_UINT 14
#define EFI_IMAGE_SYM_TYPE_DWORD 15
//
// Type (derived) values.
//
#define EFI_IMAGE_SYM_DTYPE_NULL 0 // no derived type.
#define EFI_IMAGE_SYM_DTYPE_POINTER 1
#define EFI_IMAGE_SYM_DTYPE_FUNCTION 2
#define EFI_IMAGE_SYM_DTYPE_ARRAY 3
//
// Storage classes.
//
#define EFI_IMAGE_SYM_CLASS_END_OF_FUNCTION (UINT8) -1
#define EFI_IMAGE_SYM_CLASS_NULL 0
#define EFI_IMAGE_SYM_CLASS_AUTOMATIC 1
#define EFI_IMAGE_SYM_CLASS_EXTERNAL 2
#define EFI_IMAGE_SYM_CLASS_STATIC 3
#define EFI_IMAGE_SYM_CLASS_REGISTER 4
#define EFI_IMAGE_SYM_CLASS_EXTERNAL_DEF 5
#define EFI_IMAGE_SYM_CLASS_LABEL 6
#define EFI_IMAGE_SYM_CLASS_UNDEFINED_LABEL 7
#define EFI_IMAGE_SYM_CLASS_MEMBER_OF_STRUCT 8
#define EFI_IMAGE_SYM_CLASS_ARGUMENT 9
#define EFI_IMAGE_SYM_CLASS_STRUCT_TAG 10
#define EFI_IMAGE_SYM_CLASS_MEMBER_OF_UNION 11
#define EFI_IMAGE_SYM_CLASS_UNION_TAG 12
#define EFI_IMAGE_SYM_CLASS_TYPE_DEFINITION 13
#define EFI_IMAGE_SYM_CLASS_UNDEFINED_STATIC 14
#define EFI_IMAGE_SYM_CLASS_ENUM_TAG 15
#define EFI_IMAGE_SYM_CLASS_MEMBER_OF_ENUM 16
#define EFI_IMAGE_SYM_CLASS_REGISTER_PARAM 17
#define EFI_IMAGE_SYM_CLASS_BIT_FIELD 18
#define EFI_IMAGE_SYM_CLASS_BLOCK 100
#define EFI_IMAGE_SYM_CLASS_FUNCTION 101
#define EFI_IMAGE_SYM_CLASS_END_OF_STRUCT 102
#define EFI_IMAGE_SYM_CLASS_FILE 103
#define EFI_IMAGE_SYM_CLASS_SECTION 104
#define EFI_IMAGE_SYM_CLASS_WEAK_EXTERNAL 105
//
// type packing constants
//
#define EFI_IMAGE_N_BTMASK 017
#define EFI_IMAGE_N_TMASK 060
#define EFI_IMAGE_N_TMASK1 0300
#define EFI_IMAGE_N_TMASK2 0360
#define EFI_IMAGE_N_BTSHFT 4
#define EFI_IMAGE_N_TSHIFT 2
//
// Communal selection types.
//
#define EFI_IMAGE_COMDAT_SELECT_NODUPLICATES 1
#define EFI_IMAGE_COMDAT_SELECT_ANY 2
#define EFI_IMAGE_COMDAT_SELECT_SAME_SIZE 3
#define EFI_IMAGE_COMDAT_SELECT_EXACT_MATCH 4
#define EFI_IMAGE_COMDAT_SELECT_ASSOCIATIVE 5
#define EFI_IMAGE_WEAK_EXTERN_SEARCH_NOLIBRARY 1
#define EFI_IMAGE_WEAK_EXTERN_SEARCH_LIBRARY 2
#define EFI_IMAGE_WEAK_EXTERN_SEARCH_ALIAS 3
///
/// Relocation format.
///
typedef struct {
UINT32 VirtualAddress;
UINT32 SymbolTableIndex;
UINT16 Type;
} EFI_IMAGE_RELOCATION;
#define EFI_IMAGE_SIZEOF_RELOCATION 10
//
// I386 relocation types.
//
#define EFI_IMAGE_REL_I386_ABSOLUTE 0 // Reference is absolute, no relocation is necessary
#define EFI_IMAGE_REL_I386_DIR16 01 // Direct 16-bit reference to the symbols virtual address
#define EFI_IMAGE_REL_I386_REL16 02 // PC-relative 16-bit reference to the symbols virtual address
#define EFI_IMAGE_REL_I386_DIR32 06 // Direct 32-bit reference to the symbols virtual address
#define EFI_IMAGE_REL_I386_DIR32NB 07 // Direct 32-bit reference to the symbols virtual address, base not included
#define EFI_IMAGE_REL_I386_SEG12 011 // Direct 16-bit reference to the segment-selector bits of a 32-bit virtual address
#define EFI_IMAGE_REL_I386_SECTION 012
#define EFI_IMAGE_REL_I386_SECREL 013
#define EFI_IMAGE_REL_I386_REL32 024 // PC-relative 32-bit reference to the symbols virtual address
///
/// Based relocation format.
///
typedef struct {
UINT32 VirtualAddress;
UINT32 SizeOfBlock;
} EFI_IMAGE_BASE_RELOCATION;
#define EFI_IMAGE_SIZEOF_BASE_RELOCATION 8
//
// Based relocation types.
//
#define EFI_IMAGE_REL_BASED_ABSOLUTE 0
#define EFI_IMAGE_REL_BASED_HIGH 1
#define EFI_IMAGE_REL_BASED_LOW 2
#define EFI_IMAGE_REL_BASED_HIGHLOW 3
#define EFI_IMAGE_REL_BASED_HIGHADJ 4
#define EFI_IMAGE_REL_BASED_MIPS_JMPADDR 5
#define EFI_IMAGE_REL_BASED_IA64_IMM64 9
#define EFI_IMAGE_REL_BASED_DIR64 10
///
/// Line number format.
///
typedef struct {
union {
UINT32 SymbolTableIndex; // Symbol table index of function name if Linenumber is 0.
UINT32 VirtualAddress; // Virtual address of line number.
} Type;
UINT16 Linenumber; // Line number.
} EFI_IMAGE_LINENUMBER;
#define EFI_IMAGE_SIZEOF_LINENUMBER 6
//
// Archive format.
//
#define EFI_IMAGE_ARCHIVE_START_SIZE 8
#define EFI_IMAGE_ARCHIVE_START "!<arch>\n"
#define EFI_IMAGE_ARCHIVE_END "`\n"
#define EFI_IMAGE_ARCHIVE_PAD "\n"
#define EFI_IMAGE_ARCHIVE_LINKER_MEMBER "/ "
#define EFI_IMAGE_ARCHIVE_LONGNAMES_MEMBER "// "
typedef struct {
UINT8 Name[16]; // File member name - `/' terminated.
UINT8 Date[12]; // File member date - decimal.
UINT8 UserID[6]; // File member user id - decimal.
UINT8 GroupID[6]; // File member group id - decimal.
UINT8 Mode[8]; // File member mode - octal.
UINT8 Size[10]; // File member size - decimal.
UINT8 EndHeader[2]; // String to end header.
} EFI_IMAGE_ARCHIVE_MEMBER_HEADER;
#define EFI_IMAGE_SIZEOF_ARCHIVE_MEMBER_HDR 60
//
// DLL support.
//
///
/// DLL Export Format
///
typedef struct {
UINT32 Characteristics;
UINT32 TimeDateStamp;
UINT16 MajorVersion;
UINT16 MinorVersion;
UINT32 Name;
UINT32 Base;
UINT32 NumberOfFunctions;
UINT32 NumberOfNames;
UINT32 AddressOfFunctions;
UINT32 AddressOfNames;
UINT32 AddressOfNameOrdinals;
} EFI_IMAGE_EXPORT_DIRECTORY;
///
/// DLL support.
/// Import Format
///
typedef struct {
UINT16 Hint;
UINT8 Name[1];
} EFI_IMAGE_IMPORT_BY_NAME;
typedef struct {
union {
UINT32 Function;
UINT32 Ordinal;
EFI_IMAGE_IMPORT_BY_NAME *AddressOfData;
} u1;
} EFI_IMAGE_THUNK_DATA;
#define EFI_IMAGE_ORDINAL_FLAG 0x80000000
#define EFI_IMAGE_SNAP_BY_ORDINAL(Ordinal) ((Ordinal & EFI_IMAGE_ORDINAL_FLAG) != 0)
#define EFI_IMAGE_ORDINAL(Ordinal) (Ordinal & 0xffff)
typedef struct {
UINT32 Characteristics;
UINT32 TimeDateStamp;
UINT32 ForwarderChain;
UINT32 Name;
EFI_IMAGE_THUNK_DATA *FirstThunk;
} EFI_IMAGE_IMPORT_DESCRIPTOR;
///
/// Debug Format
///
#define EFI_IMAGE_DEBUG_TYPE_CODEVIEW 2
typedef struct {
UINT32 Characteristics;
UINT32 TimeDateStamp;
UINT16 MajorVersion;
UINT16 MinorVersion;
UINT32 Type;
UINT32 SizeOfData;
UINT32 RVA;
UINT32 FileOffset;
} EFI_IMAGE_DEBUG_DIRECTORY_ENTRY;
#define CODEVIEW_SIGNATURE_NB10 0x3031424E // "NB10"
typedef struct {
UINT32 Signature; // "NB10"
UINT32 Unknown;
UINT32 Unknown2;
UINT32 Unknown3;
//
// Filename of .PDB goes here
//
} EFI_IMAGE_DEBUG_CODEVIEW_NB10_ENTRY;
#define CODEVIEW_SIGNATURE_RSDS 0x53445352 // "RSDS"
typedef struct {
UINT32 Signature; // "RSDS"
UINT32 Unknown;
UINT32 Unknown2;
UINT32 Unknown3;
UINT32 Unknown4;
UINT32 Unknown5;
//
// Filename of .PDB goes here
//
} EFI_IMAGE_DEBUG_CODEVIEW_RSDS_ENTRY;
//
// .pdata entries for X64
//
typedef struct {
UINT32 FunctionStartAddress;
UINT32 FunctionEndAddress;
UINT32 UnwindInfoAddress;
} RUNTIME_FUNCTION;
typedef struct {
UINT8 Version:3;
UINT8 Flags:5;
UINT8 SizeOfProlog;
UINT8 CountOfUnwindCodes;
UINT8 FrameRegister:4;
UINT8 FrameRegisterOffset:4;
} UNWIND_INFO;
///
/// Header format for TE images
///
typedef struct {
UINT16 Signature; // signature for TE format = "VZ"
UINT16 Machine; // from the original file header
UINT8 NumberOfSections; // from the original file header
UINT8 Subsystem; // from original optional header
UINT16 StrippedSize; // how many bytes we removed from the header
UINT32 AddressOfEntryPoint; // offset to entry point -- from original optional header
UINT32 BaseOfCode; // from original image -- required for ITP debug
UINT64 ImageBase; // from original file header
EFI_IMAGE_DATA_DIRECTORY DataDirectory[2]; // only base relocation and debug directory
} EFI_TE_IMAGE_HEADER;
#define EFI_TE_IMAGE_HEADER_SIGNATURE 0x5A56 // "VZ"
//
// Data directory indexes in our TE image header
//
#define EFI_TE_IMAGE_DIRECTORY_ENTRY_BASERELOC 0
#define EFI_TE_IMAGE_DIRECTORY_ENTRY_DEBUG 1
#endif