source: trunk/packages/vizservers/nanovis/socket/Socket.h @ 2796

/*
 * ----------------------------------------------------------------------
 * Definition of the Socket class
 *
 * ======================================================================
 *  AUTHOR:  Wei Qiao <qiaow@purdue.edu>
 *           Purdue Rendering and Perceptualization Lab (PURPL)
 *
 *  Copyright (c) 2004-2006  Purdue Research Foundation
 *
 *  See the file "license.terms" for information on usage and
 *  redistribution of this file, and for a DISCLAIMER OF ALL WARRANTIES.
 * ======================================================================
 */
#ifndef _SOCKET_H_ 
#define _SOCKET_H_ 

#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <unistd.h>
#include <string>
#include <arpa/inet.h>
#include <iostream>


const int MAXHOSTNAME = 200;
const int MAXCONNECTIONS = 5;
//const int MAXRECV =500;
//const int MAXRECV = 512*512*4*sizeof(float)+1;
const int MAXRECV = 512*512*4+1;

void error(int status, int err, const char *fmt, ... );
void set_address(char *hname, char *sname, struct sockaddr_in *sap, char *protocol);
void parse_GET_string(char *_str, char keys[256][256], char values[256][256], int *count);

ssize_t readn(int fd, void *vptr, size_t n);
ssize_t writen(int fd, void *vptr, size_t n);

class Socket
{
 public:
  Socket();
  virtual ~Socket();

  // Server initialization
  bool create();
  bool bind ( const int port );
  bool listen() const;
  bool accept ( Socket& ) const;

  // Client initialization
  bool connect ( const std::string host, const int port );

  // Data Transimission
  bool send ( const std::string ) const;
  bool send (char* s, int size) const;
  int recv ( std::string& ) const;
  int recv ( char* s, int size) const;

  void set_non_blocking ( const bool );

  bool is_valid() const { return m_sock != -1; }

  int m_sock;

 private:
  sockaddr_in m_addr;
};



#endif