shadowsocks

var CipherMap = map[CipherType]Cipher{
	CipherType_AES_128_CTR: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewCTR),
	},
	CipherType_AES_192_CTR: &StreamCipher{
		KeyBytes:       24,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewCTR),
	},
	CipherType_AES_256_CTR: &StreamCipher{
		KeyBytes:       32,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewCTR),
	},
	CipherType_AES_128_CFB: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewCFBEncrypter),
	},
	CipherType_AES_192_CFB: &StreamCipher{
		KeyBytes:       24,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewCFBEncrypter),
	},
	CipherType_AES_256_CFB: &StreamCipher{
		KeyBytes:       32,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewCFBEncrypter),
	},
	CipherType_AES_128_CFB8: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cfb8.NewEncrypter),
	},
	CipherType_AES_192_CFB8: &StreamCipher{
		KeyBytes:       24,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cfb8.NewEncrypter),
	},
	CipherType_AES_256_CFB8: &StreamCipher{
		KeyBytes:       32,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cfb8.NewEncrypter),
	},
	CipherType_AES_128_OFB: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewOFB),
	},
	CipherType_AES_192_OFB: &StreamCipher{
		KeyBytes:       24,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewOFB),
	},
	CipherType_AES_256_OFB: &StreamCipher{
		KeyBytes:       32,
		IVBytes:        aes.BlockSize,
		EncryptCreator: blockStream(aes.NewCipher, cipher.NewOFB),
	},
	CipherType_SALSA20: &StreamCipher{
		KeyBytes:       32,
		IVBytes:        8,
		EncryptCreator: salsa20.New,
	},
	CipherType_CHACHA20: &StreamCipher{
		KeyBytes: chacha.KeySize,
		IVBytes:  chacha.NonceSize,
		EncryptCreator: func(key []byte, iv []byte) (cipher.Stream, error) {
			return chacha20.NewCipher(iv, key)
		},
	},
	CipherType_CHACHA20_IETF: &StreamCipher{
		KeyBytes: chacha.KeySize,
		IVBytes:  chacha.INonceSize,
		EncryptCreator: func(key []byte, iv []byte) (cipher.Stream, error) {
			return chacha20.NewCipher(iv, key)
		},
	},
	CipherType_XCHACHA20: &StreamCipher{
		KeyBytes: chacha.KeySize,
		IVBytes:  chacha.INonceSize,
		EncryptCreator: func(key []byte, iv []byte) (cipher.Stream, error) {
			return chacha20.NewCipher(iv, key)
		},
	},
	CipherType_RC4: &StreamCipher{
		KeyBytes: 16,
		IVBytes:  0,
		EncryptCreator: func(key []byte, iv []byte) (cipher.Stream, error) {
			return rc4.NewCipher(key)
		},
	},
	CipherType_RC4_MD5: &StreamCipher{
		KeyBytes: 16,
		IVBytes:  16,
		EncryptCreator: func(key []byte, iv []byte) (cipher.Stream, error) {
			h := md5.New()
			h.Write(key)
			h.Write(iv)
			return rc4.NewCipher(h.Sum(nil))
		},
	},
	CipherType_BF_CFB: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        blowfish.BlockSize,
		EncryptCreator: blockStream(func(key []byte) (cipher.Block, error) { return blowfish.NewCipher(key) }, cipher.NewCFBEncrypter),
	},
	CipherType_CAST5_CFB: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        cast5.BlockSize,
		EncryptCreator: blockStream(func(key []byte) (cipher.Block, error) { return cast5.NewCipher(key) }, cipher.NewCFBEncrypter),
	},
	CipherType_DES_CFB: &StreamCipher{
		KeyBytes:       8,
		IVBytes:        des.BlockSize,
		EncryptCreator: blockStream(des.NewCipher, cipher.NewCFBEncrypter),
	},
	CipherType_IDEA_CFB: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        8,
		EncryptCreator: blockStream(idea.NewCipher, cipher.NewCFBEncrypter),
	},
	CipherType_RC2_CFB: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        rc2.BlockSize,
		EncryptCreator: blockStream(func(key []byte) (cipher.Block, error) { return rc2.New(key, 16) }, cipher.NewCFBEncrypter),
	},
	CipherType_SEED_CFB: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        seed.BlockSize,
		EncryptCreator: blockStream(seed.NewCipher, cipher.NewCFBEncrypter),
	},
	CipherType_CAMELLIA_128_CFB: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        camellia.BlockSize,
		EncryptCreator: blockStream(camellia.New, cipher.NewCFBEncrypter),
	},
	CipherType_CAMELLIA_192_CFB: &StreamCipher{
		KeyBytes:       24,
		IVBytes:        camellia.BlockSize,
		EncryptCreator: blockStream(camellia.New, cipher.NewCFBEncrypter),
	},
	CipherType_CAMELLIA_256_CFB: &StreamCipher{
		KeyBytes:       32,
		IVBytes:        camellia.BlockSize,
		EncryptCreator: blockStream(camellia.New, cipher.NewCFBEncrypter),
	},
	CipherType_CAMELLIA_128_CFB8: &StreamCipher{
		KeyBytes:       16,
		IVBytes:        camellia.BlockSize,
		EncryptCreator: blockStream(camellia.New, cfb8.NewEncrypter),
	},
	CipherType_CAMELLIA_192_CFB8: &StreamCipher{
		KeyBytes:       24,
		IVBytes:        camellia.BlockSize,
		EncryptCreator: blockStream(camellia.New, cfb8.NewEncrypter),
	},
	CipherType_CAMELLIA_256_CFB8: &StreamCipher{
		KeyBytes:       32,
		IVBytes:        camellia.BlockSize,
		EncryptCreator: blockStream(camellia.New, cfb8.NewEncrypter),
	},
}