/// <summary> /// Initializes a new instance of the CkSsl3KeyMatParams 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 or if no IV is required, the length should be set to 0</param> /// <param name='isExport'>Flag indicating whether the keys have to be derived for an export version of the protocol</param> /// <param name='randomInfo'>Client's and server's random data information</param> public CkSsl3KeyMatParams(uint macSizeInBits, uint keySizeInBits, uint ivSizeInBits, bool isExport, CkSsl3RandomData randomInfo) { if (randomInfo == null) { throw new ArgumentNullException("randomInfo"); } // Keep reference to randomInfo so GC will not free it while this object exists _randomInfo = randomInfo; if (ivSizeInBits % 8 != 0) { throw new ArgumentException("Value has to be a multiple of 8", "ivSizeInBits"); } // 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.ToLowLevelParams(); // Abrakadabra :) _lowLevelStruct.ReturnedKeyMaterial = UnmanagedMemory.Allocate(UnmanagedMemory.SizeOf(typeof(CK_SSL3_KEY_MAT_OUT))); UnmanagedMemory.Write(_lowLevelStruct.ReturnedKeyMaterial, _returnedKeyMaterial._lowLevelStruct); }
/// <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; } }
/// <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; } } } // Dispose unmanaged objects _disposed = true; } }