OpenSSLCryptoKeyDSA.hpp

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/*
 * Copyright 2002-2005 The Apache Software Foundation.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * XSEC
 *
 * OpenSSLCryptoKeyDSA := DSA Keys
 *
 * Author(s): Berin Lautenbach
 *
 * $Id: OpenSSLCryptoKeyDSA.hpp,v 1.9 2005/06/04 11:30:26 blautenb Exp $
 *
 */

#ifndef OPENSSLCRYPTOKEYDSA_INCLUDE
#define OPENSSLCRYPTOKEYDSA_INCLUDE

#include <xsec/enc/XSECCryptoKeyDSA.hpp>

#if defined (HAVE_OPENSSL)
#include <openssl/evp.h>

class DSIG_EXPORT OpenSSLCryptoKeyDSA : public XSECCryptoKeyDSA {

public :

    
    OpenSSLCryptoKeyDSA();

    virtual ~OpenSSLCryptoKeyDSA();



    virtual XSECCryptoKey::KeyType getKeyType();

    virtual const XMLCh * getProviderName() {return DSIGConstants::s_unicodeStrPROVOpenSSL;}

    virtual XSECCryptoKey * clone();



    virtual unsigned int signBase64Signature(unsigned char * hashBuf,
        unsigned int hashLen,
        char * base64SignatureBuf,
        unsigned int base64SignatureBufLen);

    virtual bool verifyBase64Signature(unsigned char * hashBuf, 
                             unsigned int hashLen,
                             char * base64Signature,
                             unsigned int sigLen);
    


    virtual void loadPBase64BigNums(const char * b64, unsigned int len);

    virtual void loadQBase64BigNums(const char * b64, unsigned int len);
    
    virtual void loadGBase64BigNums(const char * b64, unsigned int len);

    virtual void loadYBase64BigNums(const char * b64, unsigned int len);

    virtual void loadJBase64BigNums(const char * b64, unsigned int len);



    OpenSSLCryptoKeyDSA(EVP_PKEY *k);



private:

    XSECCryptoKey::KeyType          m_keyType;
    DSA                             * mp_dsaKey;
    
};

#endif /* HAVE_OPENSSL */
#endif /* XSECCRYPTOKEYDSA_INCLUDE */

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