libpe/header_optional.h at master · SecPlus/libpe · GitHub

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#include "common.h"

typedef struct header_optional_32 {
	uint16_t Magic;
	uint8_t MajorLinkerVersion;
	uint8_t MinorLinkerVersion;
	uint32_t SizeOfCode;
	uint32_t SizeOfInitializedData;
	uint32_t SizeOfUninitializedData;
	uint32_t AddressOfEntryPoint;
	uint32_t BaseOfCode;
	uint32_t BaseOfData; // valid only for PE32
	uint32_t ImageBase;
	uint32_t SectionAlignment;
	uint32_t FileAlignment;
	uint16_t MajorOperatingSystemVersion;
	uint16_t MinorOperatingSystemVersion;
	uint16_t MajorImageVersion;
	uint16_t MinorImageVersion;
	uint16_t MajorSubsystemVersion;
	uint16_t MinorSubsystemVersion;
	uint32_t Reserved1;
	uint32_t SizeOfImage;
	uint32_t SizeOfHeaders;
	uint32_t CheckSum;
	uint16_t Subsystem;
	uint16_t DllCharacteristics;
	uint32_t SizeOfStackReserve;
	uint32_t SizeOfStackCommit;
	uint32_t SizeOfHeapReserve;
	uint32_t SizeOfHeapCommit;
	uint32_t LoaderFlags;
	uint32_t NumberOfRvaAndSizes;
	// IMAGDATA_DIRECTORY DataDirectory[];
} header_optional_32;

/* note some quad-uint16_t fields */
typedef struct header_optional_64 {
	uint16_t Magic;
	uint8_t MajorLinkerVersion;
	uint8_t MinorLinkerVersion;
	uint32_t SizeOfCode;
	uint32_t SizeOfInitializedData;
	uint32_t SizeOfUninitializedData;
	uint32_t AddressOfEntryPoint;
	uint32_t BaseOfCode;
	uint64_t ImageBase;
	uint32_t SectionAlignment;
	uint32_t FileAlignment;
	uint16_t MajorOperatingSystemVersion;
	uint16_t MinorOperatingSystemVersion;
	uint16_t MajorImageVersion;
	uint16_t MinorImageVersion;
	uint16_t MajorSubsystemVersion;
	uint16_t MinorSubsystemVersion;
	uint32_t Reserved1;
	uint32_t SizeOfImage;
	uint32_t SizeOfHeaders;
	uint32_t CheckSum;
	uint16_t Subsystem;
	uint16_t DllCharacteristics;
	uint64_t SizeOfStackReserve;
	uint64_t SizeOfStackCommit;
	uint64_t SizeOfHeapReserve;
	uint64_t SizeOfHeapCommit;
	uint32_t LoaderFlags; // always zero
	uint32_t NumberOfRvaAndSizes;
	// IMAGDATA_DIRECTORY DataDirectory[];
} header_optional_64;

typedef struct header_optional {
	header_optional_32 *_32;
	header_optional_64 *_64;
} header_optional;