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/***************************************************************************
    simplesocket.h  -  description

    begin                : Tue Oct 24 2000
    copyright            : (C) 2000 by A Kopmann
    email                : kopmann@hpe.fzk.de
    status               :
    test                 :
    history              :
 ***************************************************************************/


#ifndef SIMPLESOCKET_H
#define SIMPLESOCKET_H

#include <cstdio>
#include <stdexcept>
#include <stdint.h>

#include <sys/time.h>
#include <sys/types.h>   // struct timeval


#define SIMPLESOCKET_TIMEOUT 2000 // Default timeout [ms]


/*
#ifdef __linux__
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <arpa/inet.h>
#else
//#include <winsock2.h>
#endif
*/

class SimpleSocket {
public: 
  SimpleSocket(const char *server, unsigned short port);

  SimpleSocket(const char *server, unsigned short port, unsigned long timeout);

  SimpleSocket(const char *server, unsigned short port, struct timeval timeout);

  ~SimpleSocket();

  void setTimeout(unsigned long timeout);

  void setTimeout(struct timeval timeout);
  
  int readMsg(char *msg, int max);
  int writeMsg(char *msg, int n=0);

  int readData(unsigned long *data, int max);
  int writeData(unsigned long *data, int n);

  int readData(unsigned int *data, int max);
  int writeData(unsigned int *data, int n);
  
  char *getHostName();
  char *getPeerName();

  int readPacket(unsigned long *data, int max);

  int writePacket(unsigned long *data, int n);

  
  int remoteCall(short cmdid,unsigned long *args, short argc=0,
                             unsigned long *data=NULL, short ndata=0,
                             unsigned long *ackn=NULL, short len=0);

  int remoteCall(short cmdid,uint32_t *args=NULL, short argc=0,
                             uint32_t *data=NULL, short ndata=0,
                             uint32_t *ackn=NULL, short len=0);
        

  int waitForReading();

  int waitForWriting();
                                                                                                                              
  int wait(int timeout);

  int getFD();

  
private:
  void connectServer(const char *server, unsigned short port);

  int sock;

  bool nonblock;

  struct timeval timeout;  
};

#endif