mirror of
https://github.com/v2fly/v2ray-core.git
synced 2024-09-11 14:34:23 -04:00
27 lines
761 B
Go
27 lines
761 B
Go
package crypto
|
|
|
|
import (
|
|
"crypto/aes"
|
|
"crypto/cipher"
|
|
)
|
|
|
|
// NewAesDecryptionStream creates a new AES encryption stream based on given key and IV.
|
|
// Caller must ensure the length of key and IV is either 16, 24 or 32 bytes.
|
|
func NewAesDecryptionStream(key []byte, iv []byte) cipher.Stream {
|
|
aesBlock, err := aes.NewCipher(key)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return cipher.NewCFBDecrypter(aesBlock, iv)
|
|
}
|
|
|
|
// NewAesEncryptionStream creates a new AES description stream based on given key and IV.
|
|
// Caller must ensure the length of key and IV is either 16, 24 or 32 bytes.
|
|
func NewAesEncryptionStream(key []byte, iv []byte) cipher.Stream {
|
|
aesBlock, err := aes.NewCipher(key)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return cipher.NewCFBEncrypter(aesBlock, iv)
|
|
}
|