The following is the format for a full module:

“go index v2\n”
str uint32 - offset of string table
n uint32 - number of packages
for each rawPackage:
	dirname - string offset
	package - offset where package begins
for each rawPackage:
	error uint32 - string offset // error is produced by fsys.ReadDir or fmt.Errorf
	dir uint32 - string offset (directory path relative to module root)
	len(sourceFiles) uint32

	if i := len(f.infos); (i == 0 || f.infos[i-1].Offset < offset) && offset < f.size {
		f.infos = append(f.infos, lineInfo{offset, filename, line, column})
	}
	f.mutex.Unlock()
}

// fixOffset fixes an out-of-bounds offset such that 0 <= offset <= f.size.
func (f *File) fixOffset(offset int) int {
	switch {
	case offset < 0:
		if !debug {
			return 0
		}
	case offset > f.size:
		if !debug {
			return f.size

        this.maxCount = minCount = maxCount;
        command = SMB_COM_READ_ANDX;
        openTimeout = 0xFFFFFFFF;
    }

    void setParam( int fid, long offset, int maxCount ) {
        this.fid = fid;
        this.offset = offset;
        this.maxCount = minCount = maxCount;
    }
    int getBatchLimit( byte command ) {
        return command == SMB_COM_CLOSE ? BATCH_LIMIT : 0;
    }

	MOVV	R26, ((offset)+(4*8))(R3)	\
	MOVV	R27, ((offset)+(5*8))(R3)	\
	MOVV	R28, ((offset)+(6*8))(R3)	\
	MOVV	R29, ((offset)+(7*8))(R3)	\
	MOVV	R30, ((offset)+(8*8))(R3)	\
	MOVV	R31, ((offset)+(9*8))(R3)

#define SAVE_F24_TO_F31(offset)	\
	MOVD	F24, ((offset)+(0*8))(R3)	\
	MOVD	F25, ((offset)+(1*8))(R3)	\
	MOVD	F26, ((offset)+(2*8))(R3)	\
	MOVD	F27, ((offset)+(3*8))(R3)	\
	MOVD	F28, ((offset)+(4*8))(R3)	\
	MOVD	F29, ((offset)+(5*8))(R3)	\

	}

	// To generate random offset/length.
	r := rand.New(rand.NewSource(UTCNow().UnixNano()))

	buf := &bytes.Buffer{}

	// Verify erasure.Decode() for random offsets and lengths.
	for i := 0; i < iterations; i++ {
		offset := r.Int63n(length)
		readLen := r.Int63n(length - offset)

		expected := data[offset : offset+readLen]

		// Get the checksums of the current part.

	// Block 0x91, offset 0x39c
	{value: 0x0010, lo: 0x80, hi: 0xb1},
	{value: 0x0004, lo: 0xb2, hi: 0xbf},
	// Block 0x92, offset 0x39e
	{value: 0x0004, lo: 0x80, hi: 0x81},
	{value: 0x0010, lo: 0x93, hi: 0xbf},
	// Block 0x93, offset 0x3a0
	{value: 0x0010, lo: 0x80, hi: 0xbd},
	// Block 0x94, offset 0x3a1
	{value: 0x0010, lo: 0x90, hi: 0xbf},
	// Block 0x95, offset 0x3a2
	{value: 0x0010, lo: 0x80, hi: 0x8f},

		// in which case the offset is relative to argp.
		// Locals have a negative Xoffset, in which case the offset is relative to varp.
		// We already limit the frame size, so the offset and the object size
		// should not be too big.
		frameOffset := v.FrameOffset()
		if frameOffset != int64(int32(frameOffset)) {
			base.Fatalf("frame offset too big: %v %d", v, frameOffset)
		}

	const offset = 3<<29 + 10
	if i > offset {
		return *ss[i-offset]
	}
	return ""
}
func f9(ss []*string, i int) string {
	const offset = 3<<29 - 10
	if i > offset {
		return *ss[i-offset]
	}
	return ""

func (sws *WriteSeeker) Seek(offset int64, whence int) (int64, error) {
	switch whence {
	case io.SeekStart:
		if sws.off != offset && (offset < 0 || offset > int64(len(sws.payload))) {
			return 0, fmt.Errorf("invalid seek: new offset %d (out of range [0 %d]", offset, len(sws.payload))
		}
		sws.off = offset
		return offset, nil
	case io.SeekCurrent:
		newoff := sws.off + offset

	atyp := typ.ArrayType()
	etyp := atyp.Elem
	offset := baseOffset
	for range atyp.Len {
		switch etyp.Kind() {
		case abi.String:
			seq.stringOffsets = append(seq.stringOffsets, offset)
		case abi.Struct:
			buildStructCloneSeq(etyp, seq, offset)
		case abi.Array:
			buildArrayCloneSeq(etyp, seq, offset)
		}
		offset += etyp.Size()
		align := uintptr(etyp.FieldAlign())
		offset = (offset + align - 1) &^ (align - 1)
	}