//
// This package is supposed to be used by the net package of standard
// library. Therefore the package set used in the package must be the
// same as net package.

var (
	littleEndian binaryLittleEndian
	bigEndian    binaryBigEndian
)

type binaryByteOrder interface {
	Uint16([]byte) uint16
	Uint32([]byte) uint32
	Uint64([]byte) uint64
	PutUint16([]byte, uint16)
	PutUint32([]byte, uint32)
	PutUint64([]byte, uint64)

	}
	if d.tmp[12] != itNone && d.tmp[12] != itAdam7 {
		return FormatError("invalid interlace method")
	}
	d.interlace = int(d.tmp[12])

	w := int32(binary.BigEndian.Uint32(d.tmp[0:4]))
	h := int32(binary.BigEndian.Uint32(d.tmp[4:8]))
	if w <= 0 || h <= 0 {
		return FormatError("non-positive dimension")
	}
	nPixels64 := int64(w) * int64(h)
	nPixels := int(nPixels64)
	if nPixels64 != int64(nPixels) {

			}
			return uint32(value), nil
		}
	} else if cdr.hdr.CFlavor == coverage.CtrRaw {
		if cdr.hdr.BigEndian {
			rdu32 = func() (uint32, error) {
				n, err := cdr.mr.Read(cdr.u32b)
				if err != nil {
					return 0, err
				}
				if n != 4 {
					return 0, io.EOF
				}
				return binary.BigEndian.Uint32(cdr.u32b), nil
			}
		} else {
			rdu32 = func() (uint32, error) {

		if len(versions) > 0 {
			diskVersionsCount[binary.BigEndian.Uint64(versions)]++
		}
	}

	var commonVersions uint64
	max := 0
	for versions, count := range diskVersionsCount {
		if max < count {
			max = count
			commonVersions = versions
		}
	}

	if max >= writeQuorum {
		for _, versions := range diskVersions {
			if binary.BigEndian.Uint64(versions) == commonVersions {
				return versions
			}

}

func (m *mutator) rand(n int) int {
	return m.r.intn(n)
}

func (m *mutator) randByteOrder() binary.ByteOrder {
	if m.r.bool() {
		return binary.LittleEndian
	}
	return binary.BigEndian
}

// chooseLen chooses length of range mutation in range [1,n]. It gives
// preference to shorter ranges.
func (m *mutator) chooseLen(n int) int {
	switch x := m.rand(100); {
	case x < 90:

(AtomicOr8 ptr val mem) && !config.BigEndian =>
	(LoweredAtomicOr (AND <typ.UInt32Ptr> (MOVWconst [^3]) ptr)
		(SLL <typ.UInt32> (ZeroExt8to32 val)
			(SLLconst <typ.UInt32> [3]
				(ANDconst <typ.UInt32> [3] ptr))) mem)

// AtomicAnd8(ptr,val)  =>  LoweredAtomicAnd(ptr&^3,(uint32(val) << ((ptr & 3) * 8)) | ^(uint32(0xFF) << ((ptr & 3) * 8))))
(AtomicAnd8  ptr val mem) && !config.BigEndian =>

	buf = append(buf, input...)
	padlen := w - (len(buf) % w)
	return append(buf, make([]byte, padlen)...)
}

func leftEncode(value uint64) []byte {
	var b [9]byte
	binary.BigEndian.PutUint64(b[1:], value)
	// Trim all but last leading zero bytes
	i := byte(1)
	for i < 8 && b[i] == 0 {
		i++
	}
	// Prepend number of encoded bytes
	b[i-1] = 9 - i
	return b[i-1:]
}

	// Emit file header.
	ch := coverage.CounterFileHeader{
		Magic:     coverage.CovCounterMagic,
		Version:   coverage.CounterFileVersion,
		MetaHash:  metaFileHash,
		CFlavor:   cfw.cflavor,
		BigEndian: false,
	}
	if err := binary.Write(cfw.w, binary.LittleEndian, ch); err != nil {
		return err
	}
	return nil
}

func (cfw *CoverageDataWriter) writeBytes(b []byte) error {
	if len(b) == 0 {

	if err != nil {
		return nil, err
	}

	// Append the length of the encrypted DEK as the first 2 bytes.
	encKeyLen := make([]byte, 2)
	encKeyBytes := []byte(encKey)
	binary.BigEndian.PutUint16(encKeyLen, uint16(len(encKeyBytes)))

	prefix := append(encKeyLen, encKeyBytes...)

	prefixedData := make([]byte, len(prefix), len(data)+len(prefix))
	copy(prefixedData, prefix)

func readUnaligned32(p unsafe.Pointer) uint32 {
	q := (*[4]byte)(p)
	if goarch.BigEndian {
		return uint32(q[3]) | uint32(q[2])<<8 | uint32(q[1])<<16 | uint32(q[0])<<24
	}
	return uint32(q[0]) | uint32(q[1])<<8 | uint32(q[2])<<16 | uint32(q[3])<<24
}

func readUnaligned64(p unsafe.Pointer) uint64 {
	q := (*[8]byte)(p)
	if goarch.BigEndian {
		return uint64(q[7]) | uint64(q[6])<<8 | uint64(q[5])<<16 | uint64(q[4])<<24 |