diff options
| -rw-r--r-- | crypto/crypto.csproj | 5 | ||||
| -rw-r--r-- | crypto/src/crypto/tls/EncryptionAlgorithm.cs | 17 | ||||
| -rw-r--r-- | crypto/src/crypto/tls/NewSessionTicket.cs | 53 | ||||
| -rw-r--r-- | crypto/src/crypto/tls/TlsUtilities.cs | 886 |
4 files changed, 876 insertions, 85 deletions
diff --git a/crypto/crypto.csproj b/crypto/crypto.csproj index 83d0305c2..c361d5d80 100644 --- a/crypto/crypto.csproj +++ b/crypto/crypto.csproj @@ -4464,6 +4464,11 @@ BuildAction = "Compile" /> <File + RelPath = "src\crypto\tls\NewSessionTicket.cs" + SubType = "Code" + BuildAction = "Compile" + /> + <File RelPath = "src\crypto\tls\PrfAlgorithm.cs" SubType = "Code" BuildAction = "Compile" diff --git a/crypto/src/crypto/tls/EncryptionAlgorithm.cs b/crypto/src/crypto/tls/EncryptionAlgorithm.cs index dbeaa3356..05d1c5d7a 100644 --- a/crypto/src/crypto/tls/EncryptionAlgorithm.cs +++ b/crypto/src/crypto/tls/EncryptionAlgorithm.cs @@ -50,9 +50,20 @@ namespace Org.BouncyCastle.Crypto.Tls public const int AES_256_CCM_8 = 18; /* - * TBD[draft-josefsson-salsa20-tls-02] + * RFC 6367 */ - const int ESTREAM_SALSA20 = 100; - const int SALSA20 = 101; + public const int CAMELLIA_128_GCM = 19; + public const int CAMELLIA_256_GCM = 20; + + /* + * draft-josefsson-salsa20-tls-04 + */ + public const int ESTREAM_SALSA20 = 100; + public const int SALSA20 = 101; + + /* + * draft-agl-tls-chacha20poly1305-04 + */ + public const int AEAD_CHACHA20_POLY1305 = 102; } } diff --git a/crypto/src/crypto/tls/NewSessionTicket.cs b/crypto/src/crypto/tls/NewSessionTicket.cs new file mode 100644 index 000000000..b75838b03 --- /dev/null +++ b/crypto/src/crypto/tls/NewSessionTicket.cs @@ -0,0 +1,53 @@ +using System; +using System.IO; + +namespace Org.BouncyCastle.Crypto.Tls +{ + public class NewSessionTicket + { + protected long mTicketLifetimeHint; + protected byte[] mTicket; + + public NewSessionTicket(long ticketLifetimeHint, byte[] ticket) + { + this.mTicketLifetimeHint = ticketLifetimeHint; + this.mTicket = ticket; + } + + public virtual long TicketLifetimeHint + { + get { return mTicketLifetimeHint; } + } + + public virtual byte[] Ticket + { + get { return mTicket; } + } + + /** + * Encode this {@link NewSessionTicket} to a {@link Stream}. + * + * @param output the {@link Stream} to encode to. + * @throws IOException + */ + public virtual void Encode(Stream output) + { + TlsUtilities.WriteUint32(mTicketLifetimeHint, output); + TlsUtilities.WriteOpaque16(mTicket, output); + } + + /** + * Parse a {@link NewSessionTicket} from a {@link Stream}. + * + * @param input the {@link Stream} to parse from. + * @return a {@link NewSessionTicket} object. + * @throws IOException + */ + public static NewSessionTicket Parse(Stream input) + { + long ticketLifetimeHint = TlsUtilities.ReadUint32(input); + byte[] ticket = TlsUtilities.ReadOpaque16(input); + return new NewSessionTicket(ticketLifetimeHint, ticket); + } + } +} diff --git a/crypto/src/crypto/tls/TlsUtilities.cs b/crypto/src/crypto/tls/TlsUtilities.cs index 644d079c1..f07626852 100644 --- a/crypto/src/crypto/tls/TlsUtilities.cs +++ b/crypto/src/crypto/tls/TlsUtilities.cs @@ -37,6 +37,24 @@ namespace Org.BouncyCastle.Crypto.Tls throw new TlsFatalAlert(AlertDescription.internal_error); } + public static void CheckUint32(long i) + { + if (!IsValidUint32(i)) + throw new TlsFatalAlert(AlertDescription.internal_error); + } + + public static void CheckUint48(long i) + { + if (!IsValidUint48(i)) + throw new TlsFatalAlert(AlertDescription.internal_error); + } + + public static void CheckUint64(long i) + { + if (!IsValidUint64(i)) + throw new TlsFatalAlert(AlertDescription.internal_error); + } + public static bool IsValidUint8(int i) { return (i & 0xFF) == i; @@ -51,10 +69,24 @@ namespace Org.BouncyCastle.Crypto.Tls { return (i & 0xFFFFFF) == i; } + public static bool IsValidUint32(long i) + { + return (i & 0xFFFFFFFFL) == i; + } - public static void WriteUint8(byte i, Stream os) + public static bool IsValidUint48(long i) { - os.WriteByte(i); + return (i & 0xFFFFFFFFFFFFL) == i; + } + + public static bool IsValidUint64(long i) + { + return true; + } + + public static void WriteUint8(byte i, Stream output) + { + output.WriteByte(i); } public static void WriteUint8(byte i, byte[] buf, int offset) @@ -62,10 +94,10 @@ namespace Org.BouncyCastle.Crypto.Tls buf[offset] = i; } - public static void WriteUint16(int i, Stream os) + public static void WriteUint16(int i, Stream output) { - os.WriteByte((byte)(i >> 8)); - os.WriteByte((byte)i); + output.WriteByte((byte)(i >> 8)); + output.WriteByte((byte)i); } public static void WriteUint16(int i, byte[] buf, int offset) @@ -74,30 +106,66 @@ namespace Org.BouncyCastle.Crypto.Tls buf[offset + 1] = (byte)i; } - public static void WriteUint24(int i, Stream os) + public static void WriteUint24(int i, Stream output) { - os.WriteByte((byte)(i >> 16)); - os.WriteByte((byte)(i >> 8)); - os.WriteByte((byte)i); + output.WriteByte((byte)(i >> 16)); + output.WriteByte((byte)(i >> 8)); + output.WriteByte((byte)i); } public static void WriteUint24(int i, byte[] buf, int offset) { buf[offset] = (byte)(i >> 16); buf[offset + 1] = (byte)(i >> 8); - buf[offset + 2] = (byte)(i); + buf[offset + 2] = (byte)i; + } + + public static void WriteUint32(long i, Stream output) + { + output.WriteByte((byte)(i >> 24)); + output.WriteByte((byte)(i >> 16)); + output.WriteByte((byte)(i >> 8)); + output.WriteByte((byte)i); + } + + public static void WriteUint32(long i, byte[] buf, int offset) + { + buf[offset] = (byte)(i >> 24); + buf[offset + 1] = (byte)(i >> 16); + buf[offset + 2] = (byte)(i >> 8); + buf[offset + 3] = (byte)i; } - public static void WriteUint64(long i, Stream os) + public static void WriteUint48(long i, Stream output) { - os.WriteByte((byte)(i >> 56)); - os.WriteByte((byte)(i >> 48)); - os.WriteByte((byte)(i >> 40)); - os.WriteByte((byte)(i >> 32)); - os.WriteByte((byte)(i >> 24)); - os.WriteByte((byte)(i >> 16)); - os.WriteByte((byte)(i >> 8)); - os.WriteByte((byte)i); + output.WriteByte((byte)(i >> 40)); + output.WriteByte((byte)(i >> 32)); + output.WriteByte((byte)(i >> 24)); + output.WriteByte((byte)(i >> 16)); + output.WriteByte((byte)(i >> 8)); + output.WriteByte((byte)i); + } + + public static void WriteUint48(long i, byte[] buf, int offset) + { + buf[offset] = (byte)(i >> 40); + buf[offset + 1] = (byte)(i >> 32); + buf[offset + 2] = (byte)(i >> 24); + buf[offset + 3] = (byte)(i >> 16); + buf[offset + 4] = (byte)(i >> 8); + buf[offset + 5] = (byte)i; + } + + public static void WriteUint64(long i, Stream output) + { + output.WriteByte((byte)(i >> 56)); + output.WriteByte((byte)(i >> 48)); + output.WriteByte((byte)(i >> 40)); + output.WriteByte((byte)(i >> 32)); + output.WriteByte((byte)(i >> 24)); + output.WriteByte((byte)(i >> 16)); + output.WriteByte((byte)(i >> 8)); + output.WriteByte((byte)i); } public static void WriteUint64(long i, byte[] buf, int offset) @@ -109,30 +177,30 @@ namespace Org.BouncyCastle.Crypto.Tls buf[offset + 4] = (byte)(i >> 24); buf[offset + 5] = (byte)(i >> 16); buf[offset + 6] = (byte)(i >> 8); - buf[offset + 7] = (byte)(i); + buf[offset + 7] = (byte)i; } - public static void WriteOpaque8(byte[] buf, Stream os) + public static void WriteOpaque8(byte[] buf, Stream output) { - WriteUint8((byte)buf.Length, os); - os.Write(buf, 0, buf.Length); + WriteUint8((byte)buf.Length, output); + output.Write(buf, 0, buf.Length); } - public static void WriteOpaque16(byte[] buf, Stream os) + public static void WriteOpaque16(byte[] buf, Stream output) { - WriteUint16(buf.Length, os); - os.Write(buf, 0, buf.Length); + WriteUint16(buf.Length, output); + output.Write(buf, 0, buf.Length); } - public static void WriteOpaque24(byte[] buf, Stream os) + public static void WriteOpaque24(byte[] buf, Stream output) { - WriteUint24(buf.Length, os); - os.Write(buf, 0, buf.Length); + WriteUint24(buf.Length, output); + output.Write(buf, 0, buf.Length); } - public static void WriteUint8Array(byte[] uints, Stream os) + public static void WriteUint8Array(byte[] uints, Stream output) { - os.Write(uints, 0, uints.Length); + output.Write(uints, 0, uints.Length); } public static void WriteUint8Array(byte[] uints, byte[] buf, int offset) @@ -158,11 +226,11 @@ namespace Org.BouncyCastle.Crypto.Tls WriteUint8Array(uints, buf, offset + 1); } - public static void WriteUint16Array(int[] uints, Stream os) + public static void WriteUint16Array(int[] uints, Stream output) { for (int i = 0; i < uints.Length; ++i) { - WriteUint16(uints[i], os); + WriteUint16(uints[i], output); } } @@ -212,9 +280,9 @@ namespace Org.BouncyCastle.Crypto.Tls return result; } - public static byte ReadUint8(Stream inStr) + public static byte ReadUint8(Stream input) { - int i = inStr.ReadByte(); + int i = input.ReadByte(); if (i < 0) { throw new EndOfStreamException(); @@ -222,10 +290,15 @@ namespace Org.BouncyCastle.Crypto.Tls return (byte)i; } - public static int ReadUint16(Stream inStr) + public static byte ReadUint8(byte[] buf, int offset) + { + return buf[offset]; + } + + public static int ReadUint16(Stream input) { - int i1 = inStr.ReadByte(); - int i2 = inStr.ReadByte(); + int i1 = input.ReadByte(); + int i2 = input.ReadByte(); if ((i1 | i2) < 0) { throw new EndOfStreamException(); @@ -233,11 +306,18 @@ namespace Org.BouncyCastle.Crypto.Tls return i1 << 8 | i2; } - public static int ReadUint24(Stream inStr) + public static int ReadUint16(byte[] buf, int offset) { - int i1 = inStr.ReadByte(); - int i2 = inStr.ReadByte(); - int i3 = inStr.ReadByte(); + uint n = (uint)buf[offset] << 8; + n |= (uint)buf[++offset]; + return (int)n; + } + + public static int ReadUint24(Stream input) + { + int i1 = input.ReadByte(); + int i2 = input.ReadByte(); + int i3 = input.ReadByte(); if ((i1 | i2 | i3) < 0) { throw new EndOfStreamException(); @@ -245,6 +325,63 @@ namespace Org.BouncyCastle.Crypto.Tls return (i1 << 16) | (i2 << 8) | i3; } + public static int ReadUint24(byte[] buf, int offset) + { + uint n = (uint)buf[offset] << 16; + n |= (uint)buf[++offset] << 8; + n |= (uint)buf[++offset]; + return (int)n; + } + + public static long ReadUint32(Stream input) + { + int i1 = input.ReadByte(); + int i2 = input.ReadByte(); + int i3 = input.ReadByte(); + int i4 = input.ReadByte(); + if (i4 < 0) + { + throw new EndOfStreamException(); + } + return (long)(uint)((i1 << 24) | (i2 << 16) | (i3 << 8) | i4); + } + + public static long ReadUint32(byte[] buf, int offset) + { + uint n = (uint)buf[offset] << 24; + n |= (uint)buf[++offset] << 16; + n |= (uint)buf[++offset] << 8; + n |= (uint)buf[++offset]; + return (long)n; + } + + public static long ReadUint48(Stream input) + { + int hi = ReadUint24(input); + int lo = ReadUint24(input); + return ((long)(hi & 0xffffffffL) << 24) | (long)(lo & 0xffffffffL); + } + + public static long ReadUint48(byte[] buf, int offset) + { + int hi = ReadUint24(buf, offset); + int lo = ReadUint24(buf, offset + 3); + return ((long)(hi & 0xffffffffL) << 24) | (long)(lo & 0xffffffffL); + } + + public static byte[] ReadAllOrNothing(int length, Stream input) + { + if (length < 1) + return EmptyBytes; + byte[] buf = new byte[length]; + int read = Streams.ReadFully(input, buf); + if (read == 0) + return null; + if (read != length) + throw new EndOfStreamException(); + return buf; + } + public static byte[] ReadFully(int length, Stream input) { if (length < 1) @@ -255,25 +392,25 @@ namespace Org.BouncyCastle.Crypto.Tls return buf; } - public static void ReadFully(byte[] buf, Stream inStr) + public static void ReadFully(byte[] buf, Stream input) { - if (Streams.ReadFully(inStr, buf, 0, buf.Length) < buf.Length) + if (Streams.ReadFully(input, buf, 0, buf.Length) < buf.Length) throw new EndOfStreamException(); } - public static byte[] ReadOpaque8(Stream inStr) + public static byte[] ReadOpaque8(Stream input) { - byte length = ReadUint8(inStr); + byte length = ReadUint8(input); byte[] bytes = new byte[length]; - ReadFully(bytes, inStr); + ReadFully(bytes, input); return bytes; } - public static byte[] ReadOpaque16(Stream inStr) + public static byte[] ReadOpaque16(Stream input) { - int length = ReadUint16(inStr); + int length = ReadUint16(input); byte[] bytes = new byte[length]; - ReadFully(bytes, inStr); + ReadFully(bytes, input); return bytes; } @@ -303,24 +440,58 @@ namespace Org.BouncyCastle.Crypto.Tls return uints; } - public static void CheckVersion(byte[] readVersion) + [Obsolete] + public static void CheckVersion(byte[] ReadVersion) { - if ((readVersion[0] != 3) || (readVersion[1] != 1)) + if ((ReadVersion[0] != 3) || (ReadVersion[1] != 1)) { throw new TlsFatalAlert(AlertDescription.protocol_version); } } - public static void CheckVersion(Stream inStr) + [Obsolete] + public static void CheckVersion(Stream input) { - int i1 = inStr.ReadByte(); - int i2 = inStr.ReadByte(); + int i1 = input.ReadByte(); + int i2 = input.ReadByte(); if ((i1 != 3) || (i2 != 1)) { throw new TlsFatalAlert(AlertDescription.protocol_version); } } + public static ProtocolVersion ReadVersion(byte[] buf, int offset) + { + return ProtocolVersion.Get(buf[offset], buf[offset + 1]); + } + + public static ProtocolVersion ReadVersion(Stream input) + { + int i1 = input.ReadByte(); + int i2 = input.ReadByte(); + if (i2 < 0) + { + throw new EndOfStreamException(); + } + return ProtocolVersion.Get(i1, i2); + } + + public static int ReadVersionRaw(byte[] buf, int offset) + { + return (buf[offset] << 8) | buf[offset + 1]; + } + + public static int ReadVersionRaw(Stream input) + { + int i1 = input.ReadByte(); + int i2 = input.ReadByte(); + if (i2 < 0) + { + throw new EndOfStreamException(); + } + return (i1 << 8) | i2; + } + public static Asn1Object ReadAsn1Object(byte[] encoding) { Asn1InputStream asn1 = new Asn1InputStream(encoding); @@ -354,18 +525,47 @@ namespace Org.BouncyCastle.Crypto.Tls buf[offset + 3] = (byte)t; } - public static void WriteVersion(Stream os) + [Obsolete] + public static void WriteVersion(Stream output) { - os.WriteByte(3); - os.WriteByte(1); + output.WriteByte(3); + output.WriteByte(1); } + [Obsolete] public static void WriteVersion(byte[] buf, int offset) { buf[offset] = 3; buf[offset + 1] = 1; } + public static void WriteVersion(ProtocolVersion version, Stream output) + { + output.WriteByte((byte)version.MajorVersion); + output.WriteByte((byte)version.MinorVersion); + } + + public static void WriteVersion(ProtocolVersion version, byte[] buf, int offset) + { + buf[offset] = (byte)version.MajorVersion; + buf[offset + 1] = (byte)version.MinorVersion; + } + + public static IList GetDefaultDssSignatureAlgorithms() + { + return VectorOfOne(new SignatureAndHashAlgorithm(HashAlgorithm.sha1, SignatureAlgorithm.dsa)); + } + + public static IList GetDefaultECDsaSignatureAlgorithms() + { + return VectorOfOne(new SignatureAndHashAlgorithm(HashAlgorithm.sha1, SignatureAlgorithm.ecdsa)); + } + + public static IList GetDefaultRsaSignatureAlgorithms() + { + return VectorOfOne(new SignatureAndHashAlgorithm(HashAlgorithm.sha1, SignatureAlgorithm.rsa)); + } + public static byte[] GetExtensionData(Hashtable extensions, int extensionType) { return extensions == null ? null : (byte[])extensions[extensionType]; @@ -411,27 +611,6 @@ namespace Org.BouncyCastle.Crypto.Tls } } - private static void hmac_hash(IDigest digest, byte[] secret, byte[] seed, byte[] output) - { - HMac mac = new HMac(digest); - mac.Init(new KeyParameter(secret)); - byte[] a = seed; - int size = digest.GetDigestSize(); - int iterations = (output.Length + size - 1) / size; - byte[] buf = new byte[mac.GetMacSize()]; - byte[] buf2 = new byte[mac.GetMacSize()]; - for (int i = 0; i < iterations; i++) - { - mac.BlockUpdate(a, 0, a.Length); - mac.DoFinal(buf, 0); - a = buf; - mac.BlockUpdate(a, 0, a.Length); - mac.BlockUpdate(seed, 0, seed.Length); - mac.DoFinal(buf2, 0); - Array.Copy(buf2, 0, output, (size * i), System.Math.Min(size, output.Length - (size * i))); - } - } - internal static byte[] PRF(byte[] secret, string asciiLabel, byte[] seed, int size) { byte[] label = Strings.ToAsciiByteArray(asciiLabel); @@ -446,8 +625,8 @@ namespace Org.BouncyCastle.Crypto.Tls byte[] buf = new byte[size]; byte[] prf = new byte[size]; - hmac_hash(new MD5Digest(), s1, ls, prf); - hmac_hash(new Sha1Digest(), s2, ls, buf); + HMacHash(new MD5Digest(), s1, ls, prf); + HMacHash(new Sha1Digest(), s2, ls, buf); for (int i = 0; i < size; i++) { buf[i] ^= prf[i]; @@ -461,7 +640,7 @@ namespace Org.BouncyCastle.Crypto.Tls byte[] labelSeed = Concat(label, seed); byte[] buf = new byte[size]; - hmac_hash(digest, secret, labelSeed, buf); + HMacHash(digest, secret, labelSeed, buf); return buf; } @@ -473,6 +652,27 @@ namespace Org.BouncyCastle.Crypto.Tls return c; } + internal static void HMacHash(IDigest digest, byte[] secret, byte[] seed, byte[] output) + { + HMac mac = new HMac(digest); + mac.Init(new KeyParameter(secret)); + byte[] a = seed; + int size = digest.GetDigestSize(); + int iterations = (output.Length + size - 1) / size; + byte[] buf = new byte[mac.GetMacSize()]; + byte[] buf2 = new byte[mac.GetMacSize()]; + for (int i = 0; i < iterations; i++) + { + mac.BlockUpdate(a, 0, a.Length); + mac.DoFinal(buf, 0); + a = buf; + mac.BlockUpdate(a, 0, a.Length); + mac.BlockUpdate(seed, 0, seed.Length); + mac.DoFinal(buf2, 0); + Array.Copy(buf2, 0, output, (size * i), System.Math.Min(size, output.Length - (size * i))); + } + } + internal static void ValidateKeyUsage(X509CertificateStructure c, int keyUsageBits) { X509Extensions exts = c.TbsCertificate.Extensions; @@ -490,5 +690,527 @@ namespace Org.BouncyCastle.Crypto.Tls } } } + + public static IDigest CreateHash(byte hashAlgorithm) + { + switch (hashAlgorithm) + { + case HashAlgorithm.md5: + return new MD5Digest(); + case HashAlgorithm.sha1: + return new Sha1Digest(); + case HashAlgorithm.sha224: + return new Sha224Digest(); + case HashAlgorithm.sha256: + return new Sha256Digest(); + case HashAlgorithm.sha384: + return new Sha384Digest(); + case HashAlgorithm.sha512: + return new Sha512Digest(); + default: + throw new ArgumentException("unknown HashAlgorithm", "hashAlgorithm"); + } + } + + public static IDigest CloneHash(byte hashAlgorithm, IDigest hash) + { + switch (hashAlgorithm) + { + case HashAlgorithm.md5: + return new MD5Digest((MD5Digest)hash); + case HashAlgorithm.sha1: + return new Sha1Digest((Sha1Digest)hash); + case HashAlgorithm.sha224: + return new Sha224Digest((Sha224Digest)hash); + case HashAlgorithm.sha256: + return new Sha256Digest((Sha256Digest)hash); + case HashAlgorithm.sha384: + return new Sha384Digest((Sha384Digest)hash); + case HashAlgorithm.sha512: + return new Sha512Digest((Sha512Digest)hash); + default: + throw new ArgumentException("unknown HashAlgorithm", "hashAlgorithm"); + } + } + + private static IList VectorOfOne(object obj) + { + IList v = Platform.CreateArrayList(1); + v.Add(obj); + return v; + } + + public static int GetEncryptionAlgorithm(int ciphersuite) + { + 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.cls_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) + { + case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DH_DSS_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_DH_DSS_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DH_DSS_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_DH_DSS_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_DH_DSS_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DH_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_DH_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DHE_DSS_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_DHE_DSS_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DHE_PSK_WITH_AES_128_CCM: + case CipherSuite.TLS_DHE_PSK_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DHE_PSK_WITH_AES_256_CCM: + case CipherSuite.TLS_DHE_PSK_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DHE_PSK_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM: + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_CCM_8: + case CipherSuite.TLS_DHE_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM: + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_CCM_8: + case CipherSuite.TLS_DHE_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_DHE_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_DHE_RSA_WITH_CHACHA20_POLY1305_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDH_ECDSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDH_ECDSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDH_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDH_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_CBC_SHA384: + case CipherSuite.TLS_ECDHE_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256: + case CipherSuite.TLS_PSK_DHE_WITH_AES_128_CCM_8: + case CipherSuite.TLS_PSK_DHE_WITH_AES_256_CCM_8: + case CipherSuite.TLS_PSK_WITH_AES_128_CCM: + case CipherSuite.TLS_PSK_WITH_AES_128_CCM_8: + case CipherSuite.TLS_PSK_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_PSK_WITH_AES_256_CCM: + case CipherSuite.TLS_PSK_WITH_AES_256_CCM_8: + case CipherSuite.TLS_PSK_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_PSK_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_PSK_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_RSA_PSK_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_RSA_PSK_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_RSA_PSK_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_RSA_WITH_AES_128_CBC_SHA256: + case CipherSuite.TLS_RSA_WITH_AES_128_CCM: + case CipherSuite.TLS_RSA_WITH_AES_128_CCM_8: + case CipherSuite.TLS_RSA_WITH_AES_128_GCM_SHA256: + case CipherSuite.TLS_RSA_WITH_AES_256_CBC_SHA256: + case CipherSuite.TLS_RSA_WITH_AES_256_CCM: + case CipherSuite.TLS_RSA_WITH_AES_256_CCM_8: + case CipherSuite.TLS_RSA_WITH_AES_256_GCM_SHA384: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_CBC_SHA256: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_128_GCM_SHA256: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_CBC_SHA256: + case CipherSuite.TLS_RSA_WITH_CAMELLIA_256_GCM_SHA384: + case CipherSuite.TLS_RSA_WITH_NULL_SHA256: + return ProtocolVersion.TLSv12; + + default: + return ProtocolVersion.SSLv3; + } + } + + public static bool IsAeadCipherSuite(int ciphersuite) + { + 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 bool IsBlockCipherSuite(int ciphersuite) + { + switch (GetEncryptionAlgorithm(ciphersuite)) + { + case EncryptionAlgorithm.RC2_CBC_40: + case EncryptionAlgorithm.IDEA_CBC: + case EncryptionAlgorithm.DES40_CBC: + case EncryptionAlgorithm.DES_CBC: + case EncryptionAlgorithm.cls_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 bool IsStreamCipherSuite(int ciphersuite) + { + 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 bool IsValidCipherSuiteForVersion(int cipherSuite, ProtocolVersion serverVersion) + { + return GetMinimumVersion(cipherSuite).IsEqualOrEarlierVersionOf(serverVersion.GetEquivalentTLSVersion()); + } } } |