2 // System.Security.Cryptography CryptoAPITransform.cs
5 // Thomas Neidhart (tome@sbox.tugraz.at)
6 // Sebastien Pouliot (sebastien@ximian.com)
8 // (C) 2004 Novell (http://www.novell.com)
12 // Copyright (C) 2004 Novell, Inc (http://www.novell.com)
14 // Permission is hereby granted, free of charge, to any person obtaining
15 // a copy of this software and associated documentation files (the
16 // "Software"), to deal in the Software without restriction, including
17 // without limitation the rights to use, copy, modify, merge, publish,
18 // distribute, sublicense, and/or sell copies of the Software, and to
19 // permit persons to whom the Software is furnished to do so, subject to
20 // the following conditions:
22 // The above copyright notice and this permission notice shall be
23 // included in all copies or substantial portions of the Software.
25 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
26 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
27 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
28 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
29 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
30 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
31 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
36 namespace System.Security.Cryptography {
38 // Note: This class isn't used by Mono as all algorithms are provided with
39 // 100% managed implementations.
41 public sealed class CryptoAPITransform : ICryptoTransform {
43 private bool m_disposed;
45 internal CryptoAPITransform ()
50 ~CryptoAPITransform ()
55 public bool CanReuseTransform {
59 public bool CanTransformMultipleBlocks {
63 public int InputBlockSize {
67 public IntPtr KeyHandle {
68 get { return IntPtr.Zero; }
71 public int OutputBlockSize {
75 void IDisposable.Dispose ()
78 GC.SuppressFinalize (this); // Finalization is now unnecessary
86 private void Dispose (bool disposing)
89 // dispose unmanaged objects
91 // dispose managed objects
97 public int TransformBlock (byte[] inputBuffer, int inputOffset, int inputCount, byte[] outputBuffer, int outputOffset)
102 public byte[] TransformFinalBlock (byte[] inputBuffer, int inputOffset, int inputCount)