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io.h

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/*
 * io.h
 *
 * Copyright (c) 2003 Machine Perception Laboratory
 * University of California San Diego.
 * Please read the disclaimer and notes about redistribution
 * at the end of this file.
 *
 * Authors: Josh Susskind
 */
#ifndef __MP_WRITER_H__
#define __MP_WRITER_H__

#include <fstream>
#include "../common.h"

// =========================================================

class MPIO
{
public:
                
                MPIO(){};
                ~MPIO(){};
        virtual void write(const int &i) = 0;
        virtual void write(const double &d) = 0;
        virtual void write(const char &ch) = 0;
};

// =========================================================

class MPFileIO : public MPIO 
{
private:
        std::ofstream os;

public:
        MPFileIO(char *fname) : os(fname, std::ios::app) {};
    ~MPFileIO() { os.close(); };

        void write(const int &i);
        void write(const double &d);
        void write(const char &ch);
        void write(const char * s);
        void writePGM(float *img, const char *filename, const int &width, const int &height);
};

// =========================================================

class MPSocketIO : public MPIO  
{
private:
        int _isConnect;
        int isConvert;
//      SOCKET clientSock;
//      sockaddr_in cin;
        char hostName[40];
        int hostPort;
        union INT_DATA {
                int data;
                char byte[4];
        }int_data;
        union FLOAT_DATA {
                float data;
                char byte[4];
        }float_data;
        union LONG_DATA{
                long data;
                char byte[4];
        }long_data;
        union DOUBLE_DATE{
                double data;
                char byte[4];
        }double_data;
        void    writeConvert(char byte[],int numWrite);
        int             readConvert(char byte[],int numRead);

public:
        MPSocketIO(char _hostName[],int _hostPort,int _isConvert=FALSE);
        virtual ~MPSocketIO();
        int             connectServer();
        int     isConnect();
        void    disconnectServer();
        void    writeByte(const char &b);
        void    write(const int &i);
        void    write(const long &l);
        void    write(const char &ch);
        void    write(const char *s);
        void    write(const float &f);
        void    write(const double &d);
        char    readByte();
        int             readInt();
        long    readLong();
        float   readFloat();
        double  readDouble();
        char    readChar();
        int             readFull(char bur[],int numRead);
};

// ================================================================

#endif __MP_WRITER_H__


/*
 * 
 * Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
 * 
 *    1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
 *    2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
 *    3. The name of the author may not be used to endorse or promote products derived from this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * 
 */

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