[pgsqlclient-checkins] pgsqlclient_10/Mono.Security.Protocol.Tls/Mono.Security.Protocol.Tls/Mono.Security/Mono.Security.Cryptography HMAC.cs,1.4,1.5 MD5SHA1.cs,1.4,1.5

[<car...@us...>]

Update of /cvsroot/pgsqlclient/pgsqlclient_10/Mono.Security.Protocol.Tls/Mono.Security.Protocol.Tls/Mono.Security/Mono.Security.Cryptography
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv12935

Modified Files:
	HMAC.cs MD5SHA1.cs 
Log Message:
Updated license headers

Index: HMAC.cs
===================================================================
RCS file: /cvsroot/pgsqlclient/pgsqlclient_10/Mono.Security.Protocol.Tls/Mono.Security.Protocol.Tls/Mono.Security/Mono.Security.Cryptography/HMAC.cs,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -d -r1.4 -r1.5
*** HMAC.cs	14 Dec 2003 14:59:55 -0000	1.4
--- HMAC.cs	9 Feb 2004 14:18:39 -0000	1.5
***************
*** 1,191 ****
! /* Transport Security Layer (TLS)
!  * Copyright (c) 2003 Carlos Guzmán Álvarez
!  * 
!  * Permission is hereby granted, free of charge, to any person 
!  * obtaining a copy of this software and associated documentation 
!  * files (the "Software"), to deal in the Software without restriction, 
!  * including without limitation the rights to use, copy, modify, merge, 
!  * publish, distribute, sublicense, and/or sell copies of the Software, 
!  * and to permit persons to whom the Software is furnished to do so, 
!  * subject to the following conditions:
!  * 
!  * The above copyright notice and this permission notice shall be included 
!  * in all copies or substantial portions of the Software.
!  * 
!  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
!  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 
!  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
!  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
!  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
!  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
!  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
!  * DEALINGS IN THE SOFTWARE.
!  */
! 
! using System;
! using System.Security.Cryptography;
! 
! namespace Mono.Security.Cryptography
! {
!    /*
! 	* References:
! 	*		RFC 2104 (http://www.ietf.org/rfc/rfc2104.txt)
! 	*		RFC 2202 (http://www.ietf.org/rfc/rfc2202.txt)
! 	* MSDN:
! 	* 
! 	*		Extending the KeyedHashAlgorithm Class (http://msdn.microsoft.com/library/default.asp?url=/library/en-us/cpguide/html/cpconextendingkeyedhashalgorithmclass.asp)
! 	*/
! 	internal class HMAC : System.Security.Cryptography.KeyedHashAlgorithm
! 	{
! 		#region Fields
! 
! 		private HashAlgorithm	hash;
! 		private bool			hashing;
! 
! 		private byte[]			innerPad;
! 		private byte[]			outerPad;
! 
! 		#endregion
! 
! 		#region Properties
!         
! 		public override byte[] Key
! 		{
! 			get { return (byte[])KeyValue.Clone(); }
! 			set
! 			{
! 				if (hashing)
! 				{
! 					throw new Exception("Cannot change key during hash operation.");
! 				}
! 
! 				/* if key is longer than 64 bytes reset it to rgbKey = Hash(rgbKey) */
! 				if (value.Length > 64)
! 				{
! 					KeyValue = hash.ComputeHash(value);
! 				}
! 				else
! 				{
! 					KeyValue = (byte[])value.Clone();
! 				}
! 
! 				initializePad();
! 			}
! 		}
! 
! 		#endregion
! 
! 		#region Constructors
! 
! 		public HMAC()
! 		{
! 			// Create the hash
! 			hash = MD5.Create();
! 			// Set HashSizeValue
! 			HashSizeValue = hash.HashSize;
! 
! 			// Generate a radom key
! 			byte[] rgbKey = new byte[64];
! 			RNGCryptoServiceProvider rng = new RNGCryptoServiceProvider();
! 			rng.GetNonZeroBytes(rgbKey);
! 
! 			KeyValue = (byte[])rgbKey.Clone();
! 
! 			this.Initialize();
! 		}
! 
! 		public HMAC(string hashName, byte[] rgbKey)
! 		{
! 			// Create the hash
! 			if (hashName == null || hashName.Length == 0)
! 			{
! 				hashName = "MD5";
! 			}
! 			hash = HashAlgorithm.Create(hashName);
! 			// Set HashSizeValue
! 			HashSizeValue = hash.HashSize;
! 
! 			/* if key is longer than 64 bytes reset it to rgbKey = Hash(rgbKey) */
! 			if (rgbKey.Length > 64)
! 			{
! 				KeyValue = hash.ComputeHash(rgbKey);
! 			}
! 			else
! 			{
! 				KeyValue = (byte[])rgbKey.Clone();
! 			}
! 
! 			this.Initialize();
! 		}
! 
! 		#endregion
! 
! 		#region Methods
! 
! 		public override void Initialize()
! 		{
! 			hash.Initialize();
! 			initializePad();
! 			hashing = false;
! 		}
! 
! 		protected override byte[] HashFinal()
! 		{
! 			if (!hashing)
! 			{
! 				hash.TransformBlock(innerPad, 0, innerPad.Length, innerPad, 0);
! 				hashing = true;
! 			}
! 			// Finalize the original hash
! 			hash.TransformFinalBlock(new byte[0], 0, 0);
! 
! 			byte[] firstResult = hash.Hash;
! 
! 			hash.Initialize();
! 			hash.TransformBlock(outerPad, 0, outerPad.Length, outerPad, 0);
! 			hash.TransformFinalBlock(firstResult, 0, firstResult.Length);
! 			
! 			Initialize();
! 
! 			return hash.Hash;
! 		}
! 
! 		protected override void HashCore(
! 			byte[] array,
! 			int ibStart,
! 			int cbSize)
! 		{
! 			if (!hashing)
! 			{
! 				hash.TransformBlock(innerPad, 0, innerPad.Length, innerPad, 0);
! 				hashing = true;
! 			}
! 			hash.TransformBlock(array, ibStart, cbSize, array, ibStart);
! 		}
! 
! 		#endregion
! 
! 		#region Private Methods
! 
! 		private void initializePad()
! 		{
! 			// Fill pad arrays
! 			innerPad = new byte[64];
! 			outerPad = new byte[64];
! 
! 			/* Pad the key for inner and outer digest */
! 			for (int i = 0 ; i < KeyValue.Length; ++i)
! 			{
! 				innerPad[i] = (byte)(KeyValue[i] ^ 0x36);
! 				outerPad[i] = (byte)(KeyValue[i] ^ 0x5C);
! 			}
! 			for (int i = KeyValue.Length; i < 64; ++i) 
! 			{
! 				innerPad[i] = 0x36;
! 				outerPad[i] = 0x5C;
! 			}
! 		}
! 
! 		#endregion
! 	}
! }
--- 1,191 ----
! /* Transport Security Layer (TLS)
!  * Copyright (c) 2003-2004 Carlos Guzman Alvarez
!  * 
!  * Permission is hereby granted, free of charge, to any person 
!  * obtaining a copy of this software and associated documentation 
!  * files (the "Software"), to deal in the Software without restriction, 
!  * including without limitation the rights to use, copy, modify, merge, 
!  * publish, distribute, sublicense, and/or sell copies of the Software, 
!  * and to permit persons to whom the Software is furnished to do so, 
!  * subject to the following conditions:
!  * 
!  * The above copyright notice and this permission notice shall be included 
!  * in all copies or substantial portions of the Software.
!  * 
!  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
!  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 
!  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
!  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
!  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
!  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
!  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
!  * DEALINGS IN THE SOFTWARE.
!  */
! 
! using System;
! using System.Security.Cryptography;
! 
! namespace Mono.Security.Cryptography
! {
!    /*
! 	* References:
! 	*		RFC 2104 (http://www.ietf.org/rfc/rfc2104.txt)
! 	*		RFC 2202 (http://www.ietf.org/rfc/rfc2202.txt)
! 	* MSDN:
! 	* 
! 	*		Extending the KeyedHashAlgorithm Class (http://msdn.microsoft.com/library/default.asp?url=/library/en-us/cpguide/html/cpconextendingkeyedhashalgorithmclass.asp)
! 	*/
! 	internal class HMAC : System.Security.Cryptography.KeyedHashAlgorithm
! 	{
! 		#region Fields
! 
! 		private HashAlgorithm	hash;
! 		private bool			hashing;
! 
! 		private byte[]			innerPad;
! 		private byte[]			outerPad;
! 
! 		#endregion
! 
! 		#region Properties
!         
! 		public override byte[] Key
! 		{
! 			get { return (byte[])KeyValue.Clone(); }
! 			set
! 			{
! 				if (hashing)
! 				{
! 					throw new Exception("Cannot change key during hash operation.");
! 				}
! 
! 				/* if key is longer than 64 bytes reset it to rgbKey = Hash(rgbKey) */
! 				if (value.Length > 64)
! 				{
! 					KeyValue = hash.ComputeHash(value);
! 				}
! 				else
! 				{
! 					KeyValue = (byte[])value.Clone();
! 				}
! 
! 				initializePad();
! 			}
! 		}
! 
! 		#endregion
! 
! 		#region Constructors
! 
! 		public HMAC()
! 		{
! 			// Create the hash
! 			hash = MD5.Create();
! 			// Set HashSizeValue
! 			HashSizeValue = hash.HashSize;
! 
! 			// Generate a radom key
! 			byte[] rgbKey = new byte[64];
! 			RNGCryptoServiceProvider rng = new RNGCryptoServiceProvider();
! 			rng.GetNonZeroBytes(rgbKey);
! 
! 			KeyValue = (byte[])rgbKey.Clone();
! 
! 			this.Initialize();
! 		}
! 
! 		public HMAC(string hashName, byte[] rgbKey)
! 		{
! 			// Create the hash
! 			if (hashName == null || hashName.Length == 0)
! 			{
! 				hashName = "MD5";
! 			}
! 			hash = HashAlgorithm.Create(hashName);
! 			// Set HashSizeValue
! 			HashSizeValue = hash.HashSize;
! 
! 			/* if key is longer than 64 bytes reset it to rgbKey = Hash(rgbKey) */
! 			if (rgbKey.Length > 64)
! 			{
! 				KeyValue = hash.ComputeHash(rgbKey);
! 			}
! 			else
! 			{
! 				KeyValue = (byte[])rgbKey.Clone();
! 			}
! 
! 			this.Initialize();
! 		}
! 
! 		#endregion
! 
! 		#region Methods
! 
! 		public override void Initialize()
! 		{
! 			hash.Initialize();
! 			initializePad();
! 			hashing = false;
! 		}
! 
! 		protected override byte[] HashFinal()
! 		{
! 			if (!hashing)
! 			{
! 				hash.TransformBlock(innerPad, 0, innerPad.Length, innerPad, 0);
! 				hashing = true;
! 			}
! 			// Finalize the original hash
! 			hash.TransformFinalBlock(new byte[0], 0, 0);
! 
! 			byte[] firstResult = hash.Hash;
! 
! 			hash.Initialize();
! 			hash.TransformBlock(outerPad, 0, outerPad.Length, outerPad, 0);
! 			hash.TransformFinalBlock(firstResult, 0, firstResult.Length);
! 			
! 			Initialize();
! 
! 			return hash.Hash;
! 		}
! 
! 		protected override void HashCore(
! 			byte[] array,
! 			int ibStart,
! 			int cbSize)
! 		{
! 			if (!hashing)
! 			{
! 				hash.TransformBlock(innerPad, 0, innerPad.Length, innerPad, 0);
! 				hashing = true;
! 			}
! 			hash.TransformBlock(array, ibStart, cbSize, array, ibStart);
! 		}
! 
! 		#endregion
! 
! 		#region Private Methods
! 
! 		private void initializePad()
! 		{
! 			// Fill pad arrays
! 			innerPad = new byte[64];
! 			outerPad = new byte[64];
! 
! 			/* Pad the key for inner and outer digest */
! 			for (int i = 0 ; i < KeyValue.Length; ++i)
! 			{
! 				innerPad[i] = (byte)(KeyValue[i] ^ 0x36);
! 				outerPad[i] = (byte)(KeyValue[i] ^ 0x5C);
! 			}
! 			for (int i = KeyValue.Length; i < 64; ++i) 
! 			{
! 				innerPad[i] = 0x36;
! 				outerPad[i] = 0x5C;
! 			}
! 		}
! 
! 		#endregion
! 	}
! }

Index: MD5SHA1.cs
===================================================================
RCS file: /cvsroot/pgsqlclient/pgsqlclient_10/Mono.Security.Protocol.Tls/Mono.Security.Protocol.Tls/Mono.Security/Mono.Security.Cryptography/MD5SHA1.cs,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -d -r1.4 -r1.5
*** MD5SHA1.cs	14 Dec 2003 15:06:18 -0000	1.4
--- MD5SHA1.cs	9 Feb 2004 14:18:39 -0000	1.5
***************
*** 1,127 ****
! /* Transport Security Layer (TLS)
!  * Copyright (c) 2003 Carlos Guzmán Álvarez
!  * 
!  * Permission is hereby granted, free of charge, to any person 
!  * obtaining a copy of this software and associated documentation 
!  * files (the "Software"), to deal in the Software without restriction, 
!  * including without limitation the rights to use, copy, modify, merge, 
!  * publish, distribute, sublicense, and/or sell copies of the Software, 
!  * and to permit persons to whom the Software is furnished to do so, 
!  * subject to the following conditions:
!  * 
!  * The above copyright notice and this permission notice shall be included 
!  * in all copies or substantial portions of the Software.
!  * 
!  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
!  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 
!  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
!  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
!  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
!  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
!  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
!  * DEALINGS IN THE SOFTWARE.
!  */
! 
! using System;
! using System.Security.Cryptography;
! 
! using Mono.Security.Protocol.Tls;
! 
! namespace Mono.Security.Cryptography
! {
! 	internal class MD5SHA1 : HashAlgorithm
! 	{
! 		#region Fields
! 
! 		private HashAlgorithm	md5;
! 		private HashAlgorithm	sha;
! 		private bool			hashing;
! 
! 		#endregion
! 
! 		#region Constructors
! 
! 		public MD5SHA1() : base()
! 		{
! 			this.md5 = MD5.Create();
! 			this.sha = SHA1.Create();
! 
! 			// Set HashSizeValue
! 			this.HashSizeValue = this.md5.HashSize + this.sha.HashSize;
! 		}
! 
! 		#endregion
! 
! 		#region Methods
! 
! 		public override void Initialize()
! 		{
! 			this.md5.Initialize();
! 			this.sha.Initialize();
! 			this.hashing = false;
! 		}
! 
! 		protected override byte[] HashFinal()
! 		{
! 			if (!hashing)
! 			{
! 				this.hashing = true;
! 			}
! 			// Finalize the original hash
! 			this.md5.TransformFinalBlock(new byte[0], 0, 0);
! 			this.sha.TransformFinalBlock(new byte[0], 0, 0);
! 
! 			byte[] hash = new byte[36];
! 
! 			System.Array.Copy(this.md5.Hash, 0, hash, 0, 16);
! 			System.Array.Copy(this.sha.Hash, 0, hash, 16, 20);
! 
! 			return hash;
! 		}
! 
! 		protected override void HashCore(
! 			byte[] array,
! 			int ibStart,
! 			int cbSize)
! 		{
! 			if (!hashing)
! 			{
! 				hashing = true;
! 			}
! 			this.md5.TransformBlock(array, ibStart, cbSize, array, ibStart);
! 			this.sha.TransformBlock(array, ibStart, cbSize, array, ibStart);
! 		}
! 
! 		public byte[] CreateSignature(RSA rsa) 
! 		{
! 			if (rsa == null)
! 			{
! 				throw new CryptographicUnexpectedOperationException ("missing key");
! 			}
! 
! 			RSASslSignatureFormatter f = new RSASslSignatureFormatter(rsa);
! 			f.SetHashAlgorithm("MD5SHA1");
! 
! 			return f.CreateSignature(this.Hash);
! 		}
! 
! 		public bool VerifySignature(RSA rsa, byte[] rgbSignature) 
! 		{
! 			if (rsa == null)
! 			{
! 				throw new CryptographicUnexpectedOperationException ("missing key");
! 			}
! 			if (rgbSignature == null)
! 			{
! 				throw new ArgumentNullException ("rgbSignature");
! 			}
! 
! 			RSASslSignatureDeformatter d = new RSASslSignatureDeformatter(rsa);
! 			d.SetHashAlgorithm("MD5SHA1");
! 
! 			return d.VerifySignature(this.Hash, rgbSignature);
! 		}
! 
! 		#endregion
! 	}
! }
--- 1,127 ----
! /* Transport Security Layer (TLS)
!  * Copyright (c) 2003-2004 Carlos Guzman Alvarez
!  * 
!  * Permission is hereby granted, free of charge, to any person 
!  * obtaining a copy of this software and associated documentation 
!  * files (the "Software"), to deal in the Software without restriction, 
!  * including without limitation the rights to use, copy, modify, merge, 
!  * publish, distribute, sublicense, and/or sell copies of the Software, 
!  * and to permit persons to whom the Software is furnished to do so, 
!  * subject to the following conditions:
!  * 
!  * The above copyright notice and this permission notice shall be included 
!  * in all copies or substantial portions of the Software.
!  * 
!  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
!  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES 
!  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
!  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
!  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
!  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
!  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
!  * DEALINGS IN THE SOFTWARE.
!  */
! 
! using System;
! using System.Security.Cryptography;
! 
! using Mono.Security.Protocol.Tls;
! 
! namespace Mono.Security.Cryptography
! {
! 	internal class MD5SHA1 : HashAlgorithm
! 	{
! 		#region Fields
! 
! 		private HashAlgorithm	md5;
! 		private HashAlgorithm	sha;
! 		private bool			hashing;
! 
! 		#endregion
! 
! 		#region Constructors
! 
! 		public MD5SHA1() : base()
! 		{
! 			this.md5 = MD5.Create();
! 			this.sha = SHA1.Create();
! 
! 			// Set HashSizeValue
! 			this.HashSizeValue = this.md5.HashSize + this.sha.HashSize;
! 		}
! 
! 		#endregion
! 
! 		#region Methods
! 
! 		public override void Initialize()
! 		{
! 			this.md5.Initialize();
! 			this.sha.Initialize();
! 			this.hashing = false;
! 		}
! 
! 		protected override byte[] HashFinal()
! 		{
! 			if (!hashing)
! 			{
! 				this.hashing = true;
! 			}
! 			// Finalize the original hash
! 			this.md5.TransformFinalBlock(new byte[0], 0, 0);
! 			this.sha.TransformFinalBlock(new byte[0], 0, 0);
! 
! 			byte[] hash = new byte[36];
! 
! 			System.Array.Copy(this.md5.Hash, 0, hash, 0, 16);
! 			System.Array.Copy(this.sha.Hash, 0, hash, 16, 20);
! 
! 			return hash;
! 		}
! 
! 		protected override void HashCore(
! 			byte[] array,
! 			int ibStart,
! 			int cbSize)
! 		{
! 			if (!hashing)
! 			{
! 				hashing = true;
! 			}
! 			this.md5.TransformBlock(array, ibStart, cbSize, array, ibStart);
! 			this.sha.TransformBlock(array, ibStart, cbSize, array, ibStart);
! 		}
! 
! 		public byte[] CreateSignature(RSA rsa) 
! 		{
! 			if (rsa == null)
! 			{
! 				throw new CryptographicUnexpectedOperationException ("missing key");
! 			}
! 
! 			RSASslSignatureFormatter f = new RSASslSignatureFormatter(rsa);
! 			f.SetHashAlgorithm("MD5SHA1");
! 
! 			return f.CreateSignature(this.Hash);
! 		}
! 
! 		public bool VerifySignature(RSA rsa, byte[] rgbSignature) 
! 		{
! 			if (rsa == null)
! 			{
! 				throw new CryptographicUnexpectedOperationException ("missing key");
! 			}
! 			if (rgbSignature == null)
! 			{
! 				throw new ArgumentNullException ("rgbSignature");
! 			}
! 
! 			RSASslSignatureDeformatter d = new RSASslSignatureDeformatter(rsa);
! 			d.SetHashAlgorithm("MD5SHA1");
! 
! 			return d.VerifySignature(this.Hash, rgbSignature);
! 		}
! 
! 		#endregion
! 	}
! }