mirror of
https://github.com/MetaCubeX/mihomo.git
synced 2025-12-21 17:50:06 +08:00
33 lines
696 B
Go
33 lines
696 B
Go
package encryption
|
|
|
|
import (
|
|
"crypto/rand"
|
|
"encoding/base64"
|
|
"fmt"
|
|
|
|
"github.com/metacubex/utls/mlkem"
|
|
)
|
|
|
|
func GenMLKEM768(seedStr string) (seedBase64, pubBase64 string, err error) {
|
|
var seed [64]byte
|
|
if len(seedStr) > 0 {
|
|
s, _ := base64.RawURLEncoding.DecodeString(seedStr)
|
|
if len(s) != 64 {
|
|
err = fmt.Errorf("invalid length of ML-KEM-768 seed: %s", seedStr)
|
|
return
|
|
}
|
|
seed = [64]byte(s)
|
|
} else {
|
|
_, err = rand.Read(seed[:])
|
|
if err != nil {
|
|
return
|
|
}
|
|
}
|
|
|
|
key, _ := mlkem.NewDecapsulationKey768(seed[:])
|
|
pub := key.EncapsulationKey()
|
|
seedBase64 = base64.RawURLEncoding.EncodeToString(seed[:])
|
|
pubBase64 = base64.RawURLEncoding.EncodeToString(pub.Bytes())
|
|
return
|
|
}
|