Initial Commit

iTechSharp/srcbc/crypto/IBufferedCipher.cs

@@ -0,0 +1,44 @@
+using System;
+
+namespace Org.BouncyCastle.Crypto
+{
+	/// <remarks>Block cipher engines are expected to conform to this interface.</remarks>
+    public interface IBufferedCipher
+    {
+		/// <summary>The name of the algorithm this cipher implements.</summary>
+		string AlgorithmName { get; }
+
+		/// <summary>Initialise the cipher.</summary>
+		/// <param name="forEncryption">If true the cipher is initialised for encryption,
+		/// if false for decryption.</param>
+		/// <param name="parameters">The key and other data required by the cipher.</param>
+        void Init(bool forEncryption, ICipherParameters parameters);
+
+		int GetBlockSize();
+
+		int GetOutputSize(int inputLen);
+
+		int GetUpdateOutputSize(int inputLen);
+
+		byte[] ProcessByte(byte input);
+		int ProcessByte(byte input, byte[] output, int outOff);
+
+		byte[] ProcessBytes(byte[] input);
+		byte[] ProcessBytes(byte[] input, int inOff, int length);
+		int ProcessBytes(byte[] input, byte[] output, int outOff);
+		int ProcessBytes(byte[] input, int inOff, int length, byte[] output, int outOff);
+
+		byte[] DoFinal();
+		byte[] DoFinal(byte[] input);
+		byte[] DoFinal(byte[] input, int inOff, int length);
+		int DoFinal(byte[] output, int outOff);
+		int DoFinal(byte[] input, byte[] output, int outOff);
+		int DoFinal(byte[] input, int inOff, int length, byte[] output, int outOff);
+
+		/// <summary>
+		/// Reset the cipher. After resetting the cipher is in the same state
+		/// as it was after the last init (if there was one).
+		/// </summary>
+        void Reset();
+    }
+}