/
ecrypto.go
47 lines (40 loc) · 1009 Bytes
/
ecrypto.go
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package ecrypto
import (
"crypto/md5"
"crypto/sha512"
"encoding/binary"
"encoding/hex"
"math/rand"
)
func MD5(key string) string {
data := md5.Sum([]byte(key))
return string(data[:])
}
func Sha512(key string) string {
data := sha512.Sum512([]byte(key))
return string(data[:])
}
func GenerateRandomString(n int) string {
bytes := make([]byte, n)
if _, err := rand.Read(bytes); err != nil {
return "6b0d767330ea1b312e65a4965db85ae1"
}
return hex.EncodeToString(bytes)
}
func GenerateRandomHex(n int) string {
bytes := make([]byte, n)
if _, err := rand.Read(bytes); err != nil {
return "6b0d767330ea1b312e65a4965db85ae1" // n = 16
}
return string(bytes[:])
}
func GenerateRandomUint64() uint64 {
buf := make([]byte, 8)
rand.Read(buf) // Always succeeds, no need to check error
return binary.LittleEndian.Uint64(buf)
}
func GeneratePassword(password string, salt string) string {
combination := salt + password
data := sha512.Sum512([]byte(combination))
return string(data[:])
}