v2ray-core/common/serial/bytes.go

44 lines
1.2 KiB
Go

package serial
import (
"encoding/hex"
"strings"
)
func ByteToHexString(value byte) string {
return hex.EncodeToString([]byte{value})
}
// BytesToUint16 deserializes a byte array to an uint16 in big endian order. The byte array must have at least 2 elements.
func BytesToUint16(value []byte) uint16 {
return uint16(value[0])<<8 | uint16(value[1])
}
// BytesToUint32 deserializes a byte array to an uint32 in big endian order. The byte array must have at least 4 elements.
func BytesToUint32(value []byte) uint32 {
return uint32(value[0])<<24 |
uint32(value[1])<<16 |
uint32(value[2])<<8 |
uint32(value[3])
}
// BytesToInt64 deserializes a byte array to an int64 in big endian order. The byte array must have at least 8 elements.
func BytesToInt64(value []byte) int64 {
return int64(value[0])<<56 |
int64(value[1])<<48 |
int64(value[2])<<40 |
int64(value[3])<<32 |
int64(value[4])<<24 |
int64(value[5])<<16 |
int64(value[6])<<8 |
int64(value[7])
}
func BytesToHexString(value []byte) string {
strs := make([]string, len(value))
for i, b := range value {
strs[i] = hex.EncodeToString([]byte{b})
}
return "[" + strings.Join(strs, ",") + "]"
}