devel/libmdw/trunk/libmdw/src/StreamServerApi.h

/***************************************************************************
 *   Copyright (C) 2010 by Jean-Baptiste Wons   *
 *   wonsjb@gmail.com   *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#ifndef MDWSTREAMSERVERAPI_H
#define MDWSTREAMSERVERAPI_H
#include <string>
#include <vector>

namespace mdw
{
class Stream;
class StreamInfo
{
public:
    std::string &getIp()
    {
        return _ip;
    }
    void setIp (const std::string &ip)
    {
        _ip = ip;
    }
    int getStreamId()
    {
        return _id;
    }
    void setStreamId (int id)
    {
        _id = id;
    }
private:
    int _id;
    std::string _ip;
};
class StreamServerVisitor
{
public:
    virtual void visitRead (char *buffer, int size, StreamInfo &info) = 0;
    virtual void visitConnect (StreamInfo &info) = 0;
    virtual void visitDisconnect (StreamInfo &info) = 0;
};

class StreamSizeServerVisitor
{
public:
    virtual void visitRead (char * buffer, int size, int currentOffset,
                            int currentTotalSize, StreamInfo &info) = 0;
    virtual void visitConnect (StreamInfo &info) = 0;
    virtual void visitDisconnect (StreamInfo &info) = 0;
};


class StreamServer
{
public:
    virtual void accept (StreamServerVisitor &visitor, int timeOutSec, int timeOutMicro) = 0;
    virtual void write (const char *buffer, int size, int streamId) = 0;
    virtual Stream &outStream (int streamId) = 0;
    virtual void close (int streamId) = 0;
};

class StreamSizeServer : public StreamServer
{
public:
    virtual void accept (StreamSizeServerVisitor &visitor, int timeOutSec, int timeOutMicro) = 0;
};

}

#endif

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