/// <summary> /// Initializes a new instance of the CkTlsKdfParams class. /// </summary> /// <param name="prfMechanism">Hash mechanism used in the TLS 1.2 PRF construct or CKM_TLS_PRF to use with the TLS 1.0 and 1.1 PRF construct (CKM)</param> /// <param name="label">Label for this key derivation</param> /// <param name="randomInfo">Random data for the key derivation</param> /// <param name="contextData">Context data for this key derivation</param> public CkTlsKdfParams(NativeULong prfMechanism, byte[] label, ICkSsl3RandomData randomInfo, byte[] contextData) { _lowLevelStruct.Label = IntPtr.Zero; _lowLevelStruct.LabelLength = 0; _lowLevelStruct.ContextData = IntPtr.Zero; _lowLevelStruct.ContextDataLength = 0; if (randomInfo == null) { throw new ArgumentNullException("randomInfo"); } // Keep reference to randomInfo so GC will not free it while this object exists _randomInfo = randomInfo; _lowLevelStruct.PrfMechanism = prfMechanism; if (label != null) { _lowLevelStruct.Label = UnmanagedMemory.Allocate(label.Length); UnmanagedMemory.Write(_lowLevelStruct.Label, label); _lowLevelStruct.LabelLength = ConvertUtils.UInt64FromInt32(label.Length); } _lowLevelStruct.RandomInfo = (CK_SSL3_RANDOM_DATA)_randomInfo.ToMarshalableStructure(); if (contextData != null) { _lowLevelStruct.ContextData = UnmanagedMemory.Allocate(contextData.Length); UnmanagedMemory.Write(_lowLevelStruct.ContextData, contextData); _lowLevelStruct.ContextDataLength = ConvertUtils.UInt64FromInt32(contextData.Length); } }
/// <summary> /// Initializes a new instance of the CkTls12KeyMatParams class. /// </summary> /// <param name="macSizeInBits">The length (in bits) of the MACing keys agreed upon during the protocol handshake phase</param> /// <param name="keySizeInBits">The length (in bits) of the secret keys agreed upon during the protocol handshake phase</param> /// <param name="ivSizeInBits">The length (in bits) of the IV agreed upon during the protocol handshake phase</param> /// <param name="isExport">Flag which must be set to false because export cipher suites must not be used in TLS 1.1 and later</param> /// <param name="randomInfo">Client's and server's random data information</param> /// <param name="prfHashMechanism">Base hash used in the underlying TLS1.2 PRF operation used to derive the master key (CKM)</param> public CkTls12KeyMatParams(NativeULong macSizeInBits, NativeULong keySizeInBits, NativeULong ivSizeInBits, bool isExport, ICkSsl3RandomData randomInfo, NativeULong prfHashMechanism) { if (randomInfo == null) { throw new ArgumentNullException("randomInfo"); } // Keep reference to randomInfo so GC will not free it while this object exists _randomInfo = randomInfo; // GC will not free ReturnedKeyMaterial while this object exists _returnedKeyMaterial = new CkSsl3KeyMatOut(ivSizeInBits / 8); _lowLevelStruct.MacSizeInBits = macSizeInBits; _lowLevelStruct.KeySizeInBits = keySizeInBits; _lowLevelStruct.IVSizeInBits = ivSizeInBits; _lowLevelStruct.IsExport = isExport; _lowLevelStruct.RandomInfo = (CK_SSL3_RANDOM_DATA)_randomInfo.ToMarshalableStructure(); // Abrakadabra :) _lowLevelStruct.ReturnedKeyMaterial = UnmanagedMemory.Allocate(UnmanagedMemory.SizeOf(typeof(CK_SSL3_KEY_MAT_OUT))); UnmanagedMemory.Write(_lowLevelStruct.ReturnedKeyMaterial, _returnedKeyMaterial._lowLevelStruct); _lowLevelStruct.PrfHashMechanism = prfHashMechanism; }
/// <summary> /// Initializes a new instance of the CkSsl3MasterKeyDeriveParams class. /// </summary> /// <param name='randomInfo'>Client's and server's random data information</param> /// <param name='dh'>Set to false for CKM_SSL3_MASTER_KEY_DERIVE mechanism and to true for CKM_SSL3_MASTER_KEY_DERIVE_DH mechanism</param> public CkSsl3MasterKeyDeriveParams(ICkSsl3RandomData randomInfo, bool dh) { if (randomInfo == null) { throw new ArgumentNullException("randomInfo"); } // Keep reference to randomInfo so GC will not free it while this object exists _randomInfo = randomInfo; _lowLevelStruct.RandomInfo = (CK_SSL3_RANDOM_DATA)_randomInfo.ToMarshalableStructure(); _lowLevelStruct.Version = (dh) ? IntPtr.Zero : UnmanagedMemory.Allocate(UnmanagedMemory.SizeOf(typeof(CK_VERSION))); }
/// <summary> /// Initializes a new instance of the CkTls12MasterKeyDeriveParams class. /// </summary> /// <param name="randomInfo">Client's and server's random data information</param> /// <param name="prfHashMechanism">Base hash used in the underlying TLS 1.2 PRF operation used to derive the master key (CKM)</param> public CkTls12MasterKeyDeriveParams(ICkSsl3RandomData randomInfo, NativeULong prfHashMechanism) { if (randomInfo == null) { throw new ArgumentNullException("randomInfo"); } // Keep reference to randomInfo so GC will not free it while this object exists _randomInfo = randomInfo; _lowLevelStruct.RandomInfo = (CK_SSL3_RANDOM_DATA)_randomInfo.ToMarshalableStructure(); _lowLevelStruct.Version = UnmanagedMemory.Allocate(UnmanagedMemory.SizeOf(typeof(CK_VERSION))); _lowLevelStruct.PrfHashMechanism = prfHashMechanism; }