byteio/val_write.go

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package byteio
import "math"
// WriteUint16BE writes an unsigned uint16 in big-endian (network) byte order.
func WriteUint16BE(bout Writer, n uint16) error {
if err := bout.WriteByte(byte(n >> 8)); err != nil {
return err
}
return bout.WriteByte(byte(n))
}
// WriteInt16BE writes a signed int16 in big-endian (network) byte order.
func WriteInt16BE(bout Writer, i int16) error {
return WriteUint16BE(bout, uint16(i))
}
// WriteUint32BE writes an unsigned uint32 in big-endian (network) byte order.
func WriteUint32BE(bout Writer, n uint32) error {
if err := bout.WriteByte(byte(n >> 24)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 16)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 8)); err != nil {
return err
}
return bout.WriteByte(byte(n))
}
// WriteInt32BE writes a signed int32 in big-endian byte order.
func WriteInt32BE(bout Writer, i int32) error {
return WriteUint32BE(bout, uint32(i))
}
// WriteFloat32BE writes an IEEE-754 32-bit floating point number in big-endian
// (network) byte order.
func WriteFloat32BE(bout Writer, f float32) error {
return WriteUint32BE(bout, math.Float32bits(f))
}
// WriteUint64BE writes an unsigned uint64 in big-endian (network) byte order.
func WriteUint64BE(bout Writer, n uint64) error {
if err := bout.WriteByte(byte(n >> 56)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 48)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 40)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 32)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 24)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 16)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 8)); err != nil {
return err
}
return bout.WriteByte(byte(n))
}
// WriteUint64BE writes a signed int64 in big-endian (network) byte order.
func WriteInt64BE(bout Writer, i int64) error {
return WriteUint64BE(bout, uint64(i))
}
// WriteFloat32BE writes an IEEE-754 64-bit floating point number in big-endian
// (network) byte order.
func WriteFloat64BE(bout Writer, f float64) error {
return WriteUint64BE(bout, math.Float64bits(f))
}
// WriteUint16LE writes an unsigned uint16 in little-endian byte order.
func WriteUint16LE(bout Writer, n uint16) error {
if err := bout.WriteByte(byte(n)); err != nil {
return err
}
return bout.WriteByte(byte(n >> 8))
}
// WriteInt16LE writes a signed int16 in little-endian byte order.
func WriteInt16LE(bout Writer, i int16) error {
return WriteUint16LE(bout, uint16(i))
}
// WriteUint32LE writes an unsigned uint32 in little-endian byte order.
func WriteUint32LE(bout Writer, n uint32) error {
if err := bout.WriteByte(byte(n)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 8)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 16)); err != nil {
return err
}
return bout.WriteByte(byte(n >> 24))
}
// WriteInt32LE writes a signed int32 in little-endian byte order.
func WriteInt32LE(bout Writer, i int32) error {
return WriteUint32LE(bout, uint32(i))
}
// WriteFloat32LE writes an IEEE-754 32-bit floating point number in
// little-endian byte order.
func WriteFloat32LE(bout Writer, f float32) error {
return WriteUint32LE(bout, math.Float32bits(f))
}
// WriteUint64LE writes an unsigned uint64 in little-endian byte order.
func WriteUint64LE(bout Writer, n uint64) error {
if err := bout.WriteByte(byte(n)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 8)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 16)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 24)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 32)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 40)); err != nil {
return err
}
if err := bout.WriteByte(byte(n >> 48)); err != nil {
return err
}
return bout.WriteByte(byte(n >> 56))
}
// WriteInt64LE writes a signed int64 in little-endian byte order.
func WriteInt64LE(bout Writer, i int64) error {
return WriteUint64LE(bout, uint64(i))
}
// WriteFloat64LE writes an IEEE-754 64-bit floating point number in
// little-endian byte order.
func WriteFloat64LE(bout Writer, f float64) error {
return WriteUint64LE(bout, math.Float64bits(f))
}