/
bit.go
90 lines (73 loc) · 1.8 KB
/
bit.go
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package storage
import (
"encoding/binary"
"math"
)
func encodeUint16(v uint16) []byte {
bytes := make([]byte, 2)
binary.BigEndian.PutUint16(bytes, v)
return bytes
}
func decodeUint16(bytes []byte) uint16 {
return binary.BigEndian.Uint16(bytes)
}
func encodeInt16(v int16) []byte {
bytes := make([]byte, 2)
binary.BigEndian.PutUint16(bytes, uint16(v))
return bytes
}
func decodeInt16(bytes []byte) int16 {
return int16(binary.BigEndian.Uint16(bytes))
}
func encodeUint32(v uint32) []byte {
bytes := make([]byte, 4)
binary.BigEndian.PutUint32(bytes, v)
return bytes
}
func decodeUint32(bytes []byte) uint32 {
return binary.BigEndian.Uint32(bytes)
}
func encodeInt32(v int32) []byte {
bytes := make([]byte, 4)
binary.BigEndian.PutUint32(bytes, uint32(v))
return bytes
}
func decodeInt32(bytes []byte) int32 {
return int32(binary.BigEndian.Uint32(bytes))
}
func encodeUint64(v uint64) []byte {
bytes := make([]byte, 8)
binary.BigEndian.PutUint64(bytes, v)
return bytes
}
func decodeUint64(bytes []byte) uint64 {
return binary.BigEndian.Uint64(bytes)
}
func encodeInt64(v int64) []byte {
bytes := make([]byte, 8)
binary.BigEndian.PutUint64(bytes, uint64(v))
return bytes
}
func decodeInt64(bytes []byte) int64 {
return int64(binary.BigEndian.Uint64(bytes))
}
func encodeFloat32(v float32) []byte {
bits := math.Float32bits(v)
bytes := make([]byte, 4)
binary.BigEndian.PutUint32(bytes, bits)
return bytes
}
func decodeFloat32(bytes []byte) float32 {
bits := binary.BigEndian.Uint32(bytes)
return math.Float32frombits(bits)
}
func encodeFloat64(v float64) []byte {
bits := math.Float64bits(v)
bytes := make([]byte, 8)
binary.BigEndian.PutUint64(bytes, bits)
return bytes
}
func decodeFloat64(bytes []byte) float64 {
bits := binary.BigEndian.Uint64(bytes)
return math.Float64frombits(bits)
}