mirror of
https://github.com/XTLS/Xray-core.git
synced 2024-11-22 04:39:19 +02:00
Add xchacha20-ietf-poly1305 for Shadowsocks
This commit is contained in:
maskedeken
世界
parent
3fe61ed4a2
commit
238bd5d050
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@ -43,6 +43,14 @@ func GenerateInitialAEADNonce() BytesGenerator {
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return GenerateIncreasingNonce([]byte{0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF})
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}
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func GenerateAEADNonceWithSize(nonceSize int) BytesGenerator {
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c := make([]byte, nonceSize)
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for i := 0; i < nonceSize; i++ {
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c[i] = 0xFF
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}
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return GenerateIncreasingNonce(c)
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}
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type Authenticator interface {
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NonceSize() int
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Overhead() int
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@ -18,6 +18,8 @@ func cipherFromString(c string) shadowsocks.CipherType {
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return shadowsocks.CipherType_AES_256_GCM
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case "chacha20-poly1305", "aead_chacha20_poly1305", "chacha20-ietf-poly1305":
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return shadowsocks.CipherType_CHACHA20_POLY1305
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case "xchacha20-poly1305", "aead_xchacha20_poly1305", "xchacha20-ietf-poly1305":
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return shadowsocks.CipherType_XCHACHA20_POLY1305
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case "none", "plain":
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return shadowsocks.CipherType_NONE
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default:
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@ -77,6 +77,12 @@ func createChaCha20Poly1305(key []byte) cipher.AEAD {
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return ChaChaPoly1305
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}
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func createXChaCha20Poly1305(key []byte) cipher.AEAD {
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XChaChaPoly1305, err := chacha20poly1305.NewX(key)
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common.Must(err)
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return XChaChaPoly1305
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}
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func (a *Account) getCipher() (Cipher, error) {
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switch a.CipherType {
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case CipherType_AES_128_GCM:
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@ -97,6 +103,12 @@ func (a *Account) getCipher() (Cipher, error) {
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IVBytes: 32,
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AEADAuthCreator: createChaCha20Poly1305,
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}, nil
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case CipherType_XCHACHA20_POLY1305:
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return &AEADCipher{
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KeyBytes: 32,
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IVBytes: 32,
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AEADAuthCreator: createXChaCha20Poly1305,
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}, nil
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case CipherType_NONE:
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return NoneCipher{}, nil
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default:
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@ -152,11 +164,12 @@ func (c *AEADCipher) IVSize() int32 {
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}
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func (c *AEADCipher) createAuthenticator(key []byte, iv []byte) *crypto.AEADAuthenticator {
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nonce := crypto.GenerateInitialAEADNonce()
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subkey := make([]byte, c.KeyBytes)
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hkdfSHA1(key, iv, subkey)
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aead := c.AEADAuthCreator(subkey)
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nonce := crypto.GenerateAEADNonceWithSize(aead.NonceSize())
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return &crypto.AEADAuthenticator{
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AEAD: c.AEADAuthCreator(subkey),
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AEAD: aead,
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NonceGenerator: nonce,
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}
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}
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@ -25,11 +25,12 @@ const (
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type CipherType int32
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const (
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CipherType_UNKNOWN CipherType = 0
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CipherType_AES_128_GCM CipherType = 5
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CipherType_AES_256_GCM CipherType = 6
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CipherType_CHACHA20_POLY1305 CipherType = 7
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CipherType_NONE CipherType = 8
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CipherType_UNKNOWN CipherType = 0
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CipherType_AES_128_GCM CipherType = 5
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CipherType_AES_256_GCM CipherType = 6
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CipherType_CHACHA20_POLY1305 CipherType = 7
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CipherType_XCHACHA20_POLY1305 CipherType = 8
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CipherType_NONE CipherType = 9
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)
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// Enum value maps for CipherType.
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@ -39,14 +40,16 @@ var (
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5: "AES_128_GCM",
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6: "AES_256_GCM",
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7: "CHACHA20_POLY1305",
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8: "NONE",
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8: "XCHACHA20_POLY1305",
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9: "NONE",
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}
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CipherType_value = map[string]int32{
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"UNKNOWN": 0,
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"AES_128_GCM": 5,
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"AES_256_GCM": 6,
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"CHACHA20_POLY1305": 7,
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"NONE": 8,
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"UNKNOWN": 0,
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"AES_128_GCM": 5,
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"AES_256_GCM": 6,
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"CHACHA20_POLY1305": 7,
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"XCHACHA20_POLY1305": 8,
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"NONE": 9,
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}
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)
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@ -274,20 +277,22 @@ var file_proxy_shadowsocks_config_proto_rawDesc = []byte{
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0x3c, 0x0a, 0x06, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72, 0x18, 0x01, 0x20, 0x03, 0x28, 0x0b, 0x32,
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0x24, 0x2e, 0x78, 0x72, 0x61, 0x79, 0x2e, 0x63, 0x6f, 0x6d, 0x6d, 0x6f, 0x6e, 0x2e, 0x70, 0x72,
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0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x2e, 0x53, 0x65, 0x72, 0x76, 0x65, 0x72, 0x45, 0x6e, 0x64,
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0x70, 0x6f, 0x69, 0x6e, 0x74, 0x52, 0x06, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72, 0x2a, 0x5c, 0x0a,
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0x70, 0x6f, 0x69, 0x6e, 0x74, 0x52, 0x06, 0x73, 0x65, 0x72, 0x76, 0x65, 0x72, 0x2a, 0x74, 0x0a,
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0x0a, 0x43, 0x69, 0x70, 0x68, 0x65, 0x72, 0x54, 0x79, 0x70, 0x65, 0x12, 0x0b, 0x0a, 0x07, 0x55,
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0x4f, 0x4c, 0x59, 0x31, 0x33, 0x30, 0x35, 0x10, 0x08, 0x12, 0x08, 0x0a, 0x04, 0x4e, 0x4f, 0x4e,
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0x33,
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}
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var (
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@ -22,7 +22,8 @@ enum CipherType {
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AES_128_GCM = 5;
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AES_256_GCM = 6;
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CHACHA20_POLY1305 = 7;
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NONE = 8;
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XCHACHA20_POLY1305 = 8;
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NONE = 9;
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}
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message ServerConfig {
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