public int pointerToSymbolTable;
        public int numberOfSymbols;
        public int sizeOfOptionalHeader;
        public int characteristics;

        public COFFHeader(DataReader data) {
            machine = data.readWord();
            numberOfSections = data.readWord();
            timeDateStamp = data.readDoubleWord();
            pointerToSymbolTable = data.readDoubleWord();

type StringTable []byte

func readStringTable(fh *FileHeader, r io.ReadSeeker) (StringTable, error) {
	// COFF string table is located right after COFF symbol table.
	if fh.PointerToSymbolTable <= 0 {
		return nil, nil
	}
	offset := fh.PointerToSymbolTable + COFFSymbolSize*fh.NumberOfSymbols
	_, err := r.Seek(int64(offset), io.SeekStart)
	if err != nil {
		return nil, fmt.Errorf("fail to seek to string table: %v", err)
	}

// license that can be found in the LICENSE file.

package pe

type FileHeader struct {
	Machine              uint16
	NumberOfSections     uint16
	TimeDateStamp        uint32
	PointerToSymbolTable uint32
	NumberOfSymbols      uint32
	SizeOfOptionalHeader uint16
	Characteristics      uint16
}

type DataDirectory struct {
	VirtualAddress uint32
	Size           uint32
}

// aux symbols of format 5 (associated with section definition symbols).
func readCOFFSymbols(fh *FileHeader, r io.ReadSeeker) ([]COFFSymbol, error) {
	if fh.PointerToSymbolTable == 0 {
		return nil, nil
	}
	if fh.NumberOfSymbols <= 0 {
		return nil, nil
	}
	_, err := r.Seek(int64(fh.PointerToSymbolTable), io.SeekStart)
	if err != nil {
		return nil, fmt.Errorf("fail to seek to symbol table: %v", err)
	}

	} else {
		var oh pe.OptionalHeader32
		fh.SizeOfOptionalHeader = uint16(binary.Size(&oh))
		fh.Characteristics |= pe.IMAGE_FILE_32BIT_MACHINE
	}

	fh.PointerToSymbolTable = uint32(f.symtabOffset)
	fh.NumberOfSymbols = uint32(f.symbolCount)

	binary.Write(ctxt.Out, binary.LittleEndian, &fh)
}

// writeOptionalHeader writes COFF optional header for peFile f.

		{"FileHeader.Characteristics", Field, 0},
		{"FileHeader.Machine", Field, 0},
		{"FileHeader.NumberOfSections", Field, 0},
		{"FileHeader.NumberOfSymbols", Field, 0},
		{"FileHeader.PointerToSymbolTable", Field, 0},
		{"FileHeader.SizeOfOptionalHeader", Field, 0},
		{"FileHeader.TimeDateStamp", Field, 0},
		{"FormatError", Type, 0},
		{"IMAGE_COMDAT_SELECT_ANY", Const, 19},

pkg debug/pe, type FileHeader struct, Machine uint16
pkg debug/pe, type FileHeader struct, NumberOfSections uint16
pkg debug/pe, type FileHeader struct, NumberOfSymbols uint32
pkg debug/pe, type FileHeader struct, PointerToSymbolTable uint32
pkg debug/pe, type FileHeader struct, SizeOfOptionalHeader uint16
pkg debug/pe, type FileHeader struct, TimeDateStamp uint32
pkg debug/pe, type FormatError struct
pkg debug/pe, type ImportDirectory struct