OSPMessage.h

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#ifndef OSPMESSAGE_H
#define OSPMESSAGE_H

#include <stdio.h>

#define MAXPAYLOADSIZE 2048

class OSPMessage {
    unsigned char payload[MAXPAYLOADSIZE];  //buffer for the OSP message payload
    unsigned int payloadLength;     //the payload length in bytes of current message
    unsigned int cursor;    //payload index to the first byte to be extracted by any method defined below
                            //it is incremented after any extraction
public:
    OSPMessage(void);
    ~OSPMessage(void);
    bool fill(FILE*);   //fill the buffer whith a OSP message read from OSP binary file
    int get();          //get from payload the byte value at cursor. Increment it by one
    int getInt();       //get from payload the 32 bits integer at cursor. Increment it by four
    unsigned int getUInt(); //get from payload the 32 bits unsigned integer at cursor. Increment it by four
    short int getShort();   //get from payload the 16 bits integer at cursor. Increment it by two
    short unsigned int getUShort(); //get from payload the 16 bits unsigned integer at cursor. Increment it by two
    float getFloat();   //get from payload the 32 bits floating point at cursor. Increment it by four
    double getDouble(); //get from payload the 64 bits floating point at cursor. Increment it by eigth
    int getInt3();      //get from payload the 24 bits integer at cursor. Increment it by three
    bool skipBytes(int n);  //skip n bytes advancing cursor by n
    unsigned int payloadLen(); //provides the payload length
};
#endif