OpenSSLCryptoBase64.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
 *
 * OpenSSLCryptoBase64 := Base virtual class to define a base64 encoder/decoder
 *
 * Author(s): Berin Lautenbach
 *
 * $Id: OpenSSLCryptoBase64.hpp,v 1.8 2005/02/03 13:13:08 milan Exp $
 *
 */

#ifndef OPENSSLCRYPTOBASE64_INCLUDE
#define OPENSSLCRYPTOBASE64_INCLUDE

#include <xsec/framework/XSECDefs.hpp>
#include <xsec/enc/XSECCryptoBase64.hpp>

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

 /*\@{*/

class DSIG_EXPORT OpenSSLCryptoBase64 : public XSECCryptoBase64 {


public :

    
    OpenSSLCryptoBase64() {};
    virtual ~OpenSSLCryptoBase64() {};


    virtual void decodeInit(void);

    virtual unsigned int decode(const unsigned char * inData, 
                                unsigned int inLength,
                                unsigned char * outData,
                                unsigned int outLength);


    virtual unsigned int decodeFinish(unsigned char * outData,
                                      unsigned int outLength);



    virtual void         encodeInit(void);

    virtual unsigned int encode(const unsigned char * inData, 
                                unsigned int inLength,
                                unsigned char * outData,
                                unsigned int outLength);

    virtual unsigned int encodeFinish(unsigned char * outData,
                                      unsigned int outLength);  // Finish




    static BIGNUM * b642BN(char * b64in, unsigned int len);


private :

    EVP_ENCODE_CTX m_ectx;              // Encode context
    EVP_ENCODE_CTX m_dctx;              // Decode context

};

/*\@}*/

#endif /* HAVE_OPENSSL */
#endif /* OPENSSLCRYPTOBASE64_INCLUDE */

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