/// <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(ulong macSizeInBits, ulong keySizeInBits, ulong ivSizeInBits, bool isExport, CkSsl3RandomData randomInfo, ulong prfHashMechanism) { if (randomInfo == null) { throw new ArgumentNullException("randomInfo"); } // Keep reference to randomInfo so GC will not free it while this object exists _randomInfo = randomInfo; if (Platform.UnmanagedLongSize == 4) { if (Platform.StructPackingSize == 0) { _params40 = new HighLevelAPI40.MechanismParams.CkTls12KeyMatParams(Convert.ToUInt32(macSizeInBits), Convert.ToUInt32(keySizeInBits), Convert.ToUInt32(ivSizeInBits), isExport, _randomInfo._params40, Convert.ToUInt32(prfHashMechanism)); } else { _params41 = new HighLevelAPI41.MechanismParams.CkTls12KeyMatParams(Convert.ToUInt32(macSizeInBits), Convert.ToUInt32(keySizeInBits), Convert.ToUInt32(ivSizeInBits), isExport, _randomInfo._params41, Convert.ToUInt32(prfHashMechanism)); } } else { if (Platform.StructPackingSize == 0) { _params80 = new HighLevelAPI80.MechanismParams.CkTls12KeyMatParams(macSizeInBits, keySizeInBits, ivSizeInBits, isExport, _randomInfo._params80, prfHashMechanism); } else { _params81 = new HighLevelAPI81.MechanismParams.CkTls12KeyMatParams(macSizeInBits, keySizeInBits, ivSizeInBits, isExport, _randomInfo._params81, prfHashMechanism); } } }
/// <summary> /// Disposes object /// </summary> /// <param name="disposing">Flag indicating whether managed resources should be disposed</param> protected virtual void Dispose(bool disposing) { if (!this._disposed) { if (disposing) { // Dispose managed objects if (_params40 != null) { _params40.Dispose(); _params40 = null; } if (_params41 != null) { _params41.Dispose(); _params41 = null; } if (_params80 != null) { _params80.Dispose(); _params80 = null; } if (_params81 != null) { _params81.Dispose(); _params81 = null; } if (_returnedKeyMaterialLeftInstance == false) { if (_returnedKeyMaterial != null) { _returnedKeyMaterial.Dispose(); _returnedKeyMaterial = null; } } // Release the reference to randomInfo so GC knows this object doesn't need it anymore _randomInfo = null; } // Dispose unmanaged objects _disposed = true; } }