Function NewCipher

crypto/etls/encrypt.go:92–107

NewCipher creates a cipher that can be used in Dial(), Listen() etc.

(rawKey []byte)

// NewCipher creates a cipher that can be used in Dial(), Listen() etc.
func NewCipher(rawKey []byte) (c *Cipher) {
	mi := &cipherInfo{
		32,
		16,
		newAESCFBDecStream,
		newAESCFBEncStream,
	}
	hSuite := &hash.HashSuite{
		HashLen:  hash.HashBSize,
		HashFunc: hash.DoubleHashB,
	}
	key := KeyDerivation(rawKey, mi.keyLen, hSuite)
	c = &Cipher{key: key, info: mi}

	return c
}

// initEncrypt Initializes the block cipher with CFB mode, returns IV.
func (c *Cipher) initEncrypt() (iv []byte, err error) {