cyrus_sasl_client_session.h

/*    Copyright 2014 MongoDB Inc.
 *
 *    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.
 */

#include "mongo/client/sasl_client_session.h"

#include <sasl/sasl.h>

namespace mongo {

    class CyrusSaslClientSession : public SaslClientSession {
        MONGO_DISALLOW_COPYING(CyrusSaslClientSession);
    public:

        CyrusSaslClientSession();
        ~CyrusSaslClientSession();

        virtual void setParameter(Parameter id, const StringData& value);

        sasl_secret_t* getPasswordAsSecret();

        virtual Status initialize();

        virtual Status step(const StringData& inputData, std::string* outputData);

        virtual bool isDone() const { return _done; }

    private:
        static const int maxCallbacks = 4;

        sasl_conn_t* _saslConnection;

        // Number of successfully completed conversation steps.
        int _step;

        bool _done;

        boost::scoped_array<char> _secret;

        sasl_callback_t _callbacks[maxCallbacks];
    };

}  // namespace mongo