2002-10-14 Sebastien Pouliot <spouliot@videotron.ca>

	* AllTests.cs: Added suite for PKCS1MaskGenerationMethod
	* PKCS1MaskGenerationMethodTest.cs: New. Test work as per PKCS#1 but
	result isn't the same as MS implementation !?! is MS using this class ?

svn path=/trunk/mcs/; revision=8276

2 files changed, 92 insertions, 0 deletions

diff --git a/mcs/class/corlib/Test/System.Security.Cryptography/ChangeLog b/mcs/class/corlib/Test/System.Security.Cryptography/ChangeLog
index b1085cdab5d..eefd3bb3173 100644
--- a/mcs/class/corlib/Test/System.Security.Cryptography/ChangeLog
+++ b/mcs/class/corlib/Test/System.Security.Cryptography/ChangeLog
@@ -1,3 +1,9 @@
+2002-10-14  Sebastien Pouliot  <spouliot@videotron.ca>
+
+	* AllTests.cs: Added suite for PKCS1MaskGenerationMethod
+	* PKCS1MaskGenerationMethodTest.cs: New. Test work as per PKCS#1 but 
+	result isn't the same as MS implementation !?! is MS using this class ?
+
 2002-10-13  Sebastien Pouliot  <spouliot@videotron.ca>
 
 	* AllTests.cs: Added suite for HashAlgorithm, KeyedHashAlgorithm and
diff --git a/mcs/class/corlib/Test/System.Security.Cryptography/PKCS1MaskGenerationMethodTest.cs b/mcs/class/corlib/Test/System.Security.Cryptography/PKCS1MaskGenerationMethodTest.cs
new file mode 100644
index 00000000000..1ca33dcdb0b
--- /dev/null
+++ b/mcs/class/corlib/Test/System.Security.Cryptography/PKCS1MaskGenerationMethodTest.cs
@@ -0,0 +1,86 @@
+//
+// PKCS1MaskGenerationMethodTest.cs - NUnit Test Cases for PKCS1MaskGenerationMethod
+//
+// Author:
+//	Sebastien Pouliot (spouliot@motus.com)
+//
+// (C) 2002 Motus Technologies Inc. (http://www.motus.com)
+//
+
+using NUnit.Framework;
+using System;
+using System.Security.Cryptography;
+using System.Text;
+
+namespace MonoTests.System.Security.Cryptography
+{
+
+public class PKCS1MaskGenerationMethodTest : TestCase 
+{
+	public PKCS1MaskGenerationMethodTest () : base ("System.Security.Cryptography.PKCS1MaskGenerationMethod testsuite") {}
+	public PKCS1MaskGenerationMethodTest (string name) : base(name) {}
+
+	protected PKCS1MaskGenerationMethod pkcs1;
+
+	protected override void SetUp () 
+	{
+		pkcs1 = new PKCS1MaskGenerationMethod();
+	}
+
+	protected override void TearDown () {}
+
+	public static ITest Suite 
+	{
+		get { 
+			return new TestSuite (typeof (PKCS1MaskGenerationMethodTest)); 
+		}
+	}
+
+	public void AssertEquals (string msg, byte[] array1, byte[] array2)
+	{
+		AllTests.AssertEquals (msg, array1, array2);
+	}
+
+	// test part of PKCS#1 v.2.1 test vector
+	public void TestPKCS1v21TestVector ()
+	{
+		pkcs1.HashName = "SHA1";
+		
+		// seed     = random string of octets (well not random in the tests ;-)
+		byte[] seed = { 0xaa, 0xfd, 0x12, 0xf6, 0x59, 0xca, 0xe6, 0x34, 0x89, 0xb4, 0x79, 0xe5, 0x07, 0x6d, 0xde, 0xc2, 0xf0, 0x6c, 0xb5, 0x8f };
+		int LengthDB = 107;
+
+		// dbMask     = MGF(seed, length(DB))
+		byte[] dbMask = pkcs1.GenerateMask (seed, LengthDB);
+		byte[] expectedDBMask =  { 0x06, 0xe1, 0xde, 0xb2, 0x36, 0x9a, 0xa5, 0xa5, 0xc7, 0x07, 0xd8, 0x2c, 0x8e, 0x4e, 0x93, 0x24, 
+			0x8a, 0xc7, 0x83, 0xde, 0xe0, 0xb2, 0xc0, 0x46, 0x26, 0xf5, 0xaf, 0xf9, 0x3e, 0xdc, 0xfb, 0x25,
+			0xc9, 0xc2, 0xb3, 0xff, 0x8a, 0xe1, 0x0e, 0x83, 0x9a, 0x2d, 0xdb, 0x4c, 0xdc, 0xfe, 0x4f, 0xf4, 
+			0x77, 0x28, 0xb4, 0xa1, 0xb7, 0xc1, 0x36, 0x2b, 0xaa, 0xd2, 0x9a, 0xb4, 0x8d, 0x28, 0x69, 0xd5, 
+			0x02, 0x41, 0x21, 0x43, 0x58, 0x11, 0x59, 0x1b, 0xe3, 0x92, 0xf9, 0x82, 0xfb, 0x3e, 0x87, 0xd0, 
+			0x95, 0xae, 0xb4, 0x04, 0x48, 0xdb, 0x97, 0x2f, 0x3a, 0xc1, 0x4e, 0xaf, 0xf4, 0x9c, 0x8c, 0x3b,
+			0x7c, 0xfc, 0x95, 0x1a, 0x51, 0xec, 0xd1, 0xdd, 0xe6, 0x12, 0x64 };;
+		AssertEquals ("PKCS1MaskGenerationMethod 1", expectedDBMask, dbMask);
+
+		// maskedDB   = DB xor dbMask
+		byte[] DB =  { 0xda, 0x39, 0xa3, 0xee, 0x5e, 0x6b, 0x4b, 0x0d, 0x32, 0x55, 0xbf, 0xef, 0x95, 0x60, 0x18, 0x90,
+			0xaf, 0xd8, 0x07, 0x09, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 
+			0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0xd4, 0x36, 0xe9, 0x95, 0x69,
+			0xfd, 0x32, 0xa7, 0xc8, 0xa0, 0x5b, 0xbc, 0x90, 0xd3, 0x2c, 0x49 };
+		byte[] maskedDB = new byte [dbMask.Length];
+		for (int i = 0; i < dbMask.Length; i++)
+			maskedDB [i] = Convert.ToByte (DB [i] ^ dbMask [i]);
+
+		// seedMask   = MGF(maskedDB, length(seed))
+		byte[] seedMask = pkcs1.GenerateMask (maskedDB, seed.Length);
+		byte[] expectedSeedMask = { 0x41, 0x87, 0x0b, 0x5a, 0xb0, 0x29, 0xe6, 0x57, 0xd9, 0x57, 0x50, 0xb5, 0x4c, 0x28, 0x3c, 0x08, 0x72, 0x5d, 0xbe, 0xa9 };
+		AssertEquals ("PKCS1MaskGenerationMethod 2", expectedSeedMask, seedMask);
+	}
+
+}
+
+}
+
+