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|
/** @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 - 2018, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2011 - 2013, ARM Ltd. All rights reserved.<BR>
Copyright (c) 2020, Hewlett Packard Enterprise Development LP. All rights reserved.<BR>
Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef __PE_IMAGE_H__
#define __PE_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_EBC 0x0EBC
#define IMAGE_FILE_MACHINE_X64 0x8664
#define IMAGE_FILE_MACHINE_ARM 0x01c0 // Thumb only
#define IMAGE_FILE_MACHINE_ARMT 0x01c2 // 32bit Mixed ARM and Thumb/Thumb 2 Little Endian
#define IMAGE_FILE_MACHINE_ARM64 0xAA64 // 64bit ARM Architecture, Little Endian
#define IMAGE_FILE_MACHINE_RISCV64 0x5064 // 64bit RISC-V ISA
#define IMAGE_FILE_MACHINE_LOONGARCH64 0x6264 // 64bit LoongArch Architecture
//
// Support old names for backward compatible
//
#define EFI_IMAGE_MACHINE_IA32 IMAGE_FILE_MACHINE_I386
#define EFI_IMAGE_MACHINE_EBC IMAGE_FILE_MACHINE_EBC
#define EFI_IMAGE_MACHINE_X64 IMAGE_FILE_MACHINE_X64
#define EFI_IMAGE_MACHINE_ARMT IMAGE_FILE_MACHINE_ARMT
#define EFI_IMAGE_MACHINE_AARCH64 IMAGE_FILE_MACHINE_ARM64
#define EFI_IMAGE_MACHINE_RISCV64 IMAGE_FILE_MACHINE_RISCV64
#define EFI_IMAGE_MACHINE_LOONGARCH64 IMAGE_FILE_MACHINE_LOONGARCH64
#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_LARGE_ADDRESS_AWARE 0x0020 // Supports addresses > 2-GB
#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)
//
// 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 09 // Direct 16-bit reference to the segment-selector bits of a 32-bit virtual address
#define EFI_IMAGE_REL_I386_SECTION 010
#define EFI_IMAGE_REL_I386_SECREL 011
#define EFI_IMAGE_REL_I386_REL32 020 // PC-relative 32-bit reference to the symbols virtual address
//
// x64 processor relocation types.
//
#define IMAGE_REL_AMD64_ABSOLUTE 0x0000
#define IMAGE_REL_AMD64_ADDR64 0x0001
#define IMAGE_REL_AMD64_ADDR32 0x0002
#define IMAGE_REL_AMD64_ADDR32NB 0x0003
#define IMAGE_REL_AMD64_REL32 0x0004
#define IMAGE_REL_AMD64_REL32_1 0x0005
#define IMAGE_REL_AMD64_REL32_2 0x0006
#define IMAGE_REL_AMD64_REL32_3 0x0007
#define IMAGE_REL_AMD64_REL32_4 0x0008
#define IMAGE_REL_AMD64_REL32_5 0x0009
#define IMAGE_REL_AMD64_SECTION 0x000A
#define IMAGE_REL_AMD64_SECREL 0x000B
#define IMAGE_REL_AMD64_SECREL7 0x000C
#define IMAGE_REL_AMD64_TOKEN 0x000D
#define IMAGE_REL_AMD64_SREL32 0x000E
#define IMAGE_REL_AMD64_PAIR 0x000F
#define IMAGE_REL_AMD64_SSPAN32 0x0010
///
/// 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_ARM_MOV32A 5
#define EFI_IMAGE_REL_BASED_RISCV_HI20 5
#define EFI_IMAGE_REL_BASED_ARM_MOV32T 7
#define EFI_IMAGE_REL_BASED_RISCV_LOW12I 7
#define EFI_IMAGE_REL_BASED_RISCV_LOW12S 8
#define EFI_IMAGE_REL_BASED_LOONGARCH32_MARK_LA 8
#define EFI_IMAGE_REL_BASED_LOONGARCH64_MARK_LA 8
#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;
//
// Based export types.
//
#define EFI_IMAGE_EXPORT_ORDINAL_BASE 1
#define EFI_IMAGE_EXPORT_ADDR_SIZE 4
#define EFI_IMAGE_EXPORT_ORDINAL_SIZE 2
///
/// 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;
///
/// Debug Data Structure defined by Apple Mach-O to Coff utility
///
#define CODEVIEW_SIGNATURE_MTOC SIGNATURE_32('M', 'T', 'O', 'C')
typedef struct {
UINT32 Signature; ///< "MTOC"
EFI_GUID MachOUuid;
//
// Filename of .DLL (Mach-O with debug info) goes here
//
} EFI_IMAGE_DEBUG_CODEVIEW_MTOC_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;
///
/// Resource format.
///
typedef struct {
UINT32 Characteristics;
UINT32 TimeDateStamp;
UINT16 MajorVersion;
UINT16 MinorVersion;
UINT16 NumberOfNamedEntries;
UINT16 NumberOfIdEntries;
//
// Array of EFI_IMAGE_RESOURCE_DIRECTORY_ENTRY entries goes here.
//
} EFI_IMAGE_RESOURCE_DIRECTORY;
///
/// Resource directory entry format.
///
typedef struct {
union {
struct {
UINT32 NameOffset:31;
UINT32 NameIsString:1;
} s;
UINT32 Id;
} u1;
union {
UINT32 OffsetToData;
struct {
UINT32 OffsetToDirectory:31;
UINT32 DataIsDirectory:1;
} s;
} u2;
} EFI_IMAGE_RESOURCE_DIRECTORY_ENTRY;
///
/// Resource directory entry for string.
///
typedef struct {
UINT16 Length;
CHAR16 String[1];
} EFI_IMAGE_RESOURCE_DIRECTORY_STRING;
///
/// Resource directory entry for data array.
///
typedef struct {
UINT32 OffsetToData;
UINT32 Size;
UINT32 CodePage;
UINT32 Reserved;
} EFI_IMAGE_RESOURCE_DATA_ENTRY;
///
/// 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
//
// Union of PE32, PE32+, and TE headers
//
typedef union {
EFI_IMAGE_NT_HEADERS32 Pe32;
EFI_IMAGE_NT_HEADERS64 Pe32Plus;
EFI_TE_IMAGE_HEADER Te;
} EFI_IMAGE_OPTIONAL_HEADER_UNION;
typedef union {
EFI_IMAGE_NT_HEADERS32 *Pe32;
EFI_IMAGE_NT_HEADERS64 *Pe32Plus;
EFI_TE_IMAGE_HEADER *Te;
EFI_IMAGE_OPTIONAL_HEADER_UNION *Union;
} EFI_IMAGE_OPTIONAL_HEADER_PTR_UNION;
#endif
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