diff options
author | Peter Dettman <peter.dettman@bouncycastle.org> | 2014-07-22 18:41:33 +0400 |
---|---|---|
committer | Peter Dettman <peter.dettman@bouncycastle.org> | 2014-07-22 18:41:33 +0400 |
commit | 29becdd4a0c9b76e1fa35a4bd82e446382a6a8df (patch) | |
tree | 8f55e68ade859921dbe10fed7f830f24487b549e /core | |
parent | 5cb2f0578e6ec8f0d67e59d05d8c4704d8e05f83 (diff) |
Add utility methods for classifying cipher suites
Diffstat (limited to 'core')
-rw-r--r-- | core/src/main/java/org/bouncycastle/crypto/tls/DTLSProtocol.java | 20 | ||||
-rw-r--r-- | core/src/main/java/org/bouncycastle/crypto/tls/TlsUtils.java | 349 |
2 files changed, 353 insertions, 16 deletions
diff --git a/core/src/main/java/org/bouncycastle/crypto/tls/DTLSProtocol.java b/core/src/main/java/org/bouncycastle/crypto/tls/DTLSProtocol.java index e27580c1..db43011b 100644 --- a/core/src/main/java/org/bouncycastle/crypto/tls/DTLSProtocol.java +++ b/core/src/main/java/org/bouncycastle/crypto/tls/DTLSProtocol.java @@ -68,23 +68,11 @@ public abstract class DTLSProtocol protected static void validateSelectedCipherSuite(int selectedCipherSuite, short alertDescription) throws IOException { - switch (selectedCipherSuite) + switch (TlsUtils.getEncryptionAlgorithm(selectedCipherSuite)) { - case CipherSuite.TLS_RSA_EXPORT_WITH_RC4_40_MD5: - case CipherSuite.TLS_RSA_WITH_RC4_128_MD5: - case CipherSuite.TLS_RSA_WITH_RC4_128_SHA: - case CipherSuite.TLS_DH_anon_EXPORT_WITH_RC4_40_MD5: - case CipherSuite.TLS_DH_anon_WITH_RC4_128_MD5: - case CipherSuite.TLS_PSK_WITH_RC4_128_SHA: - case CipherSuite.TLS_DHE_PSK_WITH_RC4_128_SHA: - case CipherSuite.TLS_RSA_PSK_WITH_RC4_128_SHA: - case CipherSuite.TLS_ECDH_ECDSA_WITH_RC4_128_SHA: - case CipherSuite.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA: - case CipherSuite.TLS_ECDH_RSA_WITH_RC4_128_SHA: - case CipherSuite.TLS_ECDHE_RSA_WITH_RC4_128_SHA: - case CipherSuite.TLS_ECDH_anon_WITH_RC4_128_SHA: - // TODO Alert - throw new IllegalStateException("RC4 MUST NOT be used with DTLS"); + case EncryptionAlgorithm.RC4_40: + case EncryptionAlgorithm.RC4_128: + throw new TlsFatalAlert(alertDescription); } } } diff --git a/core/src/main/java/org/bouncycastle/crypto/tls/TlsUtils.java b/core/src/main/java/org/bouncycastle/crypto/tls/TlsUtils.java index 62e90960..da3ccc01 100644 --- a/core/src/main/java/org/bouncycastle/crypto/tls/TlsUtils.java +++ b/core/src/main/java/org/bouncycastle/crypto/tls/TlsUtils.java @@ -1265,6 +1265,302 @@ public class TlsUtils return v; } + public static int getEncryptionAlgorithm(int ciphersuite) throws IOException + { + switch (ciphersuite) + { + case CipherSuite.TLS_DH_DSS_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_DH_RSA_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_DHE_DSS_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_DHE_PSK_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_DHE_RSA_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_ECDH_ECDSA_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_ECDH_RSA_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_ECDHE_PSK_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_PSK_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_RSA_PSK_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_RSA_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_DSS_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_RSA_WITH_3DES_EDE_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_WITH_3DES_EDE_CBC_SHA: + return EncryptionAlgorithm._3DES_EDE_CBC; + + case CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256: + return EncryptionAlgorithm.AEAD_CHACHA20_POLY1305; + + case CipherSuite.TLS_DH_DSS_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_DH_RSA_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_DHE_DSS_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_PSK_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_RSA_PSK_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_DSS_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_RSA_WITH_AES_128_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_WITH_AES_128_CBC_SHA: + return EncryptionAlgorithm.AES_128_CBC; + + case CipherSuite.TLS_DH_DSS_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_PSK_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_PSK_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_RSA_PSK_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA256: + return EncryptionAlgorithm.AES_128_CBC; + + case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CCM: + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM: + case CipherSuite.TLS_PSK_WITH_AES_128_CCM: + case CipherSuite.TLS_RSA_WITH_AES_128_CCM: + return EncryptionAlgorithm.AES_128_CCM; + + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8: + case CipherSuite.TLS_PSK_DHE_WITH_AES_128_CCM_8: + case CipherSuite.TLS_PSK_WITH_AES_128_CCM_8: + case CipherSuite.TLS_RSA_WITH_AES_128_CCM_8: + return EncryptionAlgorithm.AES_128_CCM_8; + + case CipherSuite.TLS_DH_DSS_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DHE_PSK_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_PSK_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_RSA_PSK_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_RSA_WITH_AES_128_GCM_SHA256: + return EncryptionAlgorithm.AES_128_GCM; + + case CipherSuite.TLS_DH_DSS_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_DH_RSA_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_DHE_DSS_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_PSK_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_RSA_PSK_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_DSS_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_RSA_WITH_AES_256_CBC_SHA: + case CipherSuite.TLS_SRP_SHA_WITH_AES_256_CBC_SHA: + return EncryptionAlgorithm.AES_256_CBC; + + case CipherSuite.TLS_DH_DSS_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA256: + return EncryptionAlgorithm.AES_256_CBC; + + case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_PSK_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_PSK_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_RSA_PSK_WITH_AES_256_CBC_SHA384: + return EncryptionAlgorithm.AES_256_CBC; + + case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CCM: + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM: + case CipherSuite.TLS_PSK_WITH_AES_256_CCM: + case CipherSuite.TLS_RSA_WITH_AES_256_CCM: + return EncryptionAlgorithm.AES_256_CCM; + + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM_8: + case CipherSuite.TLS_PSK_DHE_WITH_AES_256_CCM_8: + case CipherSuite.TLS_PSK_WITH_AES_256_CCM_8: + case CipherSuite.TLS_RSA_WITH_AES_256_CCM_8: + return EncryptionAlgorithm.AES_256_CCM_8; + + case CipherSuite.TLS_DH_DSS_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DH_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DHE_DSS_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DHE_PSK_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_PSK_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_RSA_PSK_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_RSA_WITH_AES_256_GCM_SHA384: + return EncryptionAlgorithm.AES_256_GCM; + + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_CBC_SHA: + return EncryptionAlgorithm.CAMELLIA_128_CBC; + + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_PSK_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_PSK_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256: + return EncryptionAlgorithm.CAMELLIA_128_CBC; + + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256: + return EncryptionAlgorithm.CAMELLIA_128_GCM; + + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_CBC_SHA: + return EncryptionAlgorithm.CAMELLIA_256_CBC; + + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256: + return EncryptionAlgorithm.CAMELLIA_256_CBC; + + case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_PSK_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_PSK_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_256_CBC_SHA384: + return EncryptionAlgorithm.CAMELLIA_256_CBC; + + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384: + return EncryptionAlgorithm.CAMELLIA_256_GCM; + + case CipherSuite.TLS_DHE_PSK_WITH_ESTREAM_SALSA20_SHA1: + case CipherSuite.TLS_DHE_RSA_WITH_ESTREAM_SALSA20_SHA1: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_ESTREAM_SALSA20_SHA1: + case CipherSuite.TLS_ECDHE_PSK_WITH_ESTREAM_SALSA20_SHA1: + case CipherSuite.TLS_ECDHE_RSA_WITH_ESTREAM_SALSA20_SHA1: + case CipherSuite.TLS_PSK_WITH_ESTREAM_SALSA20_SHA1: + case CipherSuite.TLS_RSA_PSK_WITH_ESTREAM_SALSA20_SHA1: + case CipherSuite.TLS_RSA_WITH_ESTREAM_SALSA20_SHA1: + return EncryptionAlgorithm.ESTREAM_SALSA20; + + case CipherSuite.TLS_RSA_WITH_NULL_MD5: + return EncryptionAlgorithm.NULL; + + case CipherSuite.TLS_DHE_PSK_WITH_NULL_SHA: + case CipherSuite.TLS_ECDH_ECDSA_WITH_NULL_SHA: + case CipherSuite.TLS_ECDH_RSA_WITH_NULL_SHA: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_NULL_SHA: + case CipherSuite.TLS_ECDHE_PSK_WITH_NULL_SHA: + case CipherSuite.TLS_ECDHE_RSA_WITH_NULL_SHA: + case CipherSuite.TLS_PSK_WITH_NULL_SHA: + case CipherSuite.TLS_RSA_PSK_WITH_NULL_SHA: + case CipherSuite.TLS_RSA_WITH_NULL_SHA: + return EncryptionAlgorithm.NULL; + + case CipherSuite.TLS_DHE_PSK_WITH_NULL_SHA256: + case CipherSuite.TLS_ECDHE_PSK_WITH_NULL_SHA256: + case CipherSuite.TLS_PSK_WITH_NULL_SHA256: + case CipherSuite.TLS_RSA_PSK_WITH_NULL_SHA256: + case CipherSuite.TLS_RSA_WITH_NULL_SHA256: + return EncryptionAlgorithm.NULL; + + case CipherSuite.TLS_DHE_PSK_WITH_NULL_SHA384: + case CipherSuite.TLS_ECDHE_PSK_WITH_NULL_SHA384: + case CipherSuite.TLS_PSK_WITH_NULL_SHA384: + case CipherSuite.TLS_RSA_PSK_WITH_NULL_SHA384: + return EncryptionAlgorithm.NULL; + + case CipherSuite.TLS_DH_anon_WITH_RC4_128_MD5: + case CipherSuite.TLS_RSA_WITH_RC4_128_MD5: + return EncryptionAlgorithm.RC4_128; + + case CipherSuite.TLS_DHE_PSK_WITH_RC4_128_SHA: + case CipherSuite.TLS_ECDH_anon_WITH_RC4_128_SHA: + case CipherSuite.TLS_ECDH_ECDSA_WITH_RC4_128_SHA: + case CipherSuite.TLS_ECDH_RSA_WITH_RC4_128_SHA: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA: + case CipherSuite.TLS_ECDHE_PSK_WITH_RC4_128_SHA: + case CipherSuite.TLS_ECDHE_RSA_WITH_RC4_128_SHA: + case CipherSuite.TLS_PSK_WITH_RC4_128_SHA: + case CipherSuite.TLS_RSA_WITH_RC4_128_SHA: + case CipherSuite.TLS_RSA_PSK_WITH_RC4_128_SHA: + return EncryptionAlgorithm.RC4_128; + + case CipherSuite.TLS_DHE_PSK_WITH_SALSA20_SHA1: + case CipherSuite.TLS_DHE_RSA_WITH_SALSA20_SHA1: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_SALSA20_SHA1: + case CipherSuite.TLS_ECDHE_PSK_WITH_SALSA20_SHA1: + case CipherSuite.TLS_ECDHE_RSA_WITH_SALSA20_SHA1: + case CipherSuite.TLS_PSK_WITH_SALSA20_SHA1: + case CipherSuite.TLS_RSA_PSK_WITH_SALSA20_SHA1: + case CipherSuite.TLS_RSA_WITH_SALSA20_SHA1: + return EncryptionAlgorithm.SALSA20; + + case CipherSuite.TLS_DH_DSS_WITH_SEED_CBC_SHA: + case CipherSuite.TLS_DH_RSA_WITH_SEED_CBC_SHA: + case CipherSuite.TLS_DHE_DSS_WITH_SEED_CBC_SHA: + case CipherSuite.TLS_DHE_RSA_WITH_SEED_CBC_SHA: + case CipherSuite.TLS_RSA_WITH_SEED_CBC_SHA: + return EncryptionAlgorithm.SEED_CBC; + + default: + throw new TlsFatalAlert(AlertDescription.internal_error); + } + } + public static ProtocolVersion getMinimumVersion(int ciphersuite) { switch (ciphersuite) @@ -1384,6 +1680,59 @@ public class TlsUtils } } + public static boolean isAEADCipherSuite(int ciphersuite) throws IOException + { + switch (getEncryptionAlgorithm(ciphersuite)) + { + case EncryptionAlgorithm.AES_128_GCM: + case EncryptionAlgorithm.AES_256_GCM: + case EncryptionAlgorithm.AES_128_CCM: + case EncryptionAlgorithm.AES_128_CCM_8: + case EncryptionAlgorithm.AES_256_CCM: + case EncryptionAlgorithm.AES_256_CCM_8: + case EncryptionAlgorithm.CAMELLIA_128_GCM: + case EncryptionAlgorithm.CAMELLIA_256_GCM: + case EncryptionAlgorithm.AEAD_CHACHA20_POLY1305: + return true; + default: + return false; + } + } + + public static boolean isBlockCipherSuite(int ciphersuite) throws IOException + { + switch (getEncryptionAlgorithm(ciphersuite)) + { + case EncryptionAlgorithm.RC2_CBC_40: + case EncryptionAlgorithm.IDEA_CBC: + case EncryptionAlgorithm.DES40_CBC: + case EncryptionAlgorithm.DES_CBC: + case EncryptionAlgorithm._3DES_EDE_CBC: + case EncryptionAlgorithm.AES_128_CBC: + case EncryptionAlgorithm.AES_256_CBC: + case EncryptionAlgorithm.CAMELLIA_128_CBC: + case EncryptionAlgorithm.CAMELLIA_256_CBC: + case EncryptionAlgorithm.SEED_CBC: + return true; + default: + return false; + } + } + + public static boolean isStreamCipherSuite(int ciphersuite) throws IOException + { + switch (getEncryptionAlgorithm(ciphersuite)) + { + case EncryptionAlgorithm.RC4_40: + case EncryptionAlgorithm.RC4_128: + case EncryptionAlgorithm.ESTREAM_SALSA20: + case EncryptionAlgorithm.SALSA20: + return true; + default: + return false; + } + } + public static boolean isValidCipherSuiteForVersion(int cipherSuite, ProtocolVersion serverVersion) { return getMinimumVersion(cipherSuite).isEqualOrEarlierVersionOf(serverVersion.getEquivalentTLSVersion()); 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