mirror of
https://gitclone.com/github.com/MetaCubeX/Clash.Meta
synced 2024-11-15 13:41:23 +08:00
22 lines
573 B
Go
22 lines
573 B
Go
|
package snell
|
||
|
|
|
||
|
|
import (
|
||
|
|
"crypto/cipher"
|
||
|
|
|
||
|
|
"golang.org/x/crypto/argon2"
|
||
|
|
)
|
||
|
|
|
||
|
|
type snellCipher struct {
|
||
|
|
psk []byte
|
||
|
|
makeAEAD func(key []byte) (cipher.AEAD, error)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (sc *snellCipher) KeySize() int { return 32 }
|
||
|
|
func (sc *snellCipher) SaltSize() int { return 16 }
|
||
|
|
func (sc *snellCipher) Encrypter(salt []byte) (cipher.AEAD, error) {
|
||
|
|
return sc.makeAEAD(argon2.IDKey(sc.psk, salt, 3, 8, 1, uint32(sc.KeySize())))
|
||
|
|
}
|
||
|
|
func (sc *snellCipher) Decrypter(salt []byte) (cipher.AEAD, error) {
|
||
|
|
return sc.makeAEAD(argon2.IDKey(sc.psk, salt, 3, 8, 1, uint32(sc.KeySize())))
|
||
|
|
}
|