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