--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crypto/weakcryptospi/inc/spi/verifierplugin.h	Thu Sep 10 14:01:51 2009 +0300
@@ -0,0 +1,89 @@
+/*
+* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+* verifier abstract interface
+*
+*/
+
+
+/**
+ @file
+ @publishedPartner
+ @released
+*/
+
+#ifndef __CRYPTOAPI_VERIFIER_H__
+#define __CRYPTOAPI_VERIFIER_H__
+
+#include "signerplugin.h"
+
+namespace CryptoSpi
+	{
+
+	/**
+	The Verifier definition. Intended to allow plug-ins
+	to implement extensible signature verifier functionality, and to work with all
+	known existing  signature algorithms, e.g. DSA, RSA etc
+	*/
+
+	class MVerifier : public MSignatureBase
+		{
+	public:
+
+		/**
+		Verify the signature
+		@param aInput	The hash of the message to be verified
+		@param aSignature	The signature of the hash
+		@param aVerificationResult	Indicates the success or failure of the verification
+		*/
+		virtual void VerifyL(const TDesC8& aInput, const CCryptoParams& aSignature, TBool& aVerificationResult) = 0;
+
+		/**
+		Unsign the signature
+		@param aOutput	The unsigned hash
+		@param aSignature	The signature of the hash
+		*/
+		virtual void InverseSignL(HBufC8*& aOutput, const CCryptoParams& aSignature) = 0;
+		};
+
+	class MAsyncVerifier : public MSignatureBase
+		{
+	public:
+
+		/**
+		Verify the signature
+		@param aInput	The hash of the message to be verified
+		@param aSignature	The signature of the hash
+		@param aVerificationResult	Indicates the success or failure of the verification
+		@param aRequestStatus
+		*/
+		virtual void VerifyL(const TDesC8& aInput, const CCryptoParams& aSignature, TBool& aVerificationResult, TRequestStatus& aRequestStatus) = 0;
+
+		/**
+		Unsign the signature
+		@param aOutput	The unsigned hash
+		@param aSignature	The signature of the hash
+		@param aRequestStatus the request status.
+		*/
+		virtual void InverseSignL(HBufC8*& aOutput, const CCryptoParams& aSignature, TRequestStatus& aRequestStatus) = 0;
+		/**
+		Cancel the outstanding request
+		*/
+		virtual void Cancel() = 0;
+		};
+
+	} //namespace CryptoSpi
+
+#endif //__CRYPTOAPI_VERIFIER_H__
+