#ifndef QPID_AMQP_SASL_H
#define QPID_AMQP_SASL_H

/*
 *
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 "qpid/amqp/Encoder.h"
#include "qpid/amqp/Reader.h"
#include <string>
#include <vector>

namespace qpid {
namespace amqp {

/**
 * Base for SASL client and server utilities
 */
class Sasl : protected Reader
{
  public:
    QPID_COMMON_EXTERN Sasl(const std::string& id);
    QPID_COMMON_EXTERN virtual ~Sasl();
    QPID_COMMON_EXTERN std::size_t read(const char* data, size_t available);
    QPID_COMMON_EXTERN std::size_t write(char* data, size_t available);
    QPID_COMMON_EXTERN std::size_t readProtocolHeader(const char* buffer, std::size_t size);
    QPID_COMMON_EXTERN std::size_t writeProtocolHeader(char* buffer, std::size_t size);
  protected:
    const std::string id;
    std::vector<char> buffer;
    Encoder encoder;

    void* startFrame();
    void endFrame(void*);
};
}} // namespace qpid::amqp

#endif  /*!QPID_AMQP_SASL_H*/
