Delete ClientSocket.cpp

ClientSocket.cpp

-//============================================================
-// 
-// file: ClientSocket.cpp
-//
-// description: From an article in "Linux gazette" by Rob Tougher
-//              Implementation of the ClientSocket class.
-//              And modified later.
-//
-// project :      TANGO Device Server.
-//
-// $Author: pascal_verdier $
-//
-// $Revision: 1.1.1.1 $
-// $Log: ClientSocket.cpp,v $
-// Revision 1.1.1.1  2007/01/12 10:07:43  pascal_verdier
-// Initial Revision
-//
-//
-// copyleft :     European Synchrotron Radiation Facility
-//                BP 220, Grenoble 38043
-//                FRANCE
-//
-//         (c) - Software Engineering Group - ESRF
-//=============================================================================
-
-
-
-#include "ClientSocket.h"
-#include "SocketException.h"
-
-//#include <iostream>
-//#include <string>
-#include <sstream>
-
-//#include <tango.h>
-
-using namespace std;
-
-//------------------------------------------------------------
-/**
- *	ClientSocket constructor
- */
-//------------------------------------------------------------
-ClientSocket::ClientSocket(std::string host, int port)
-{
-	if (! SocketAccess::create())
-	{
-		throw SocketException ("Cannot create client socket.");
-	}
-
-	if (! SocketAccess::connect (host, port))
-	{
- 		/*TangoSys_MemStream	tms;
- 		tms << "Cannot connect to " << host << ":" << port;
-		throw SocketException (tms.str());*/
- 		stringstream ss;
- 		ss << "Cannot connect to " << host << ":" << port;
-		throw SocketException (ss.str());
-
-	}
-}
-
-//------------------------------------------------------------
-/**
- *	ClientSocket operator overload
- */
-//------------------------------------------------------------
-const ClientSocket& ClientSocket::operator << (const std::string& s) const
-{
-	if (! SocketAccess::send(s))
-	{
-		throw SocketException ("Write Socket Failed.");
-	}
-
-	return *this;
-
-}
-
-//------------------------------------------------------------
-/**
- *	ClientSocket operator overload
- */
-//------------------------------------------------------------
-const ClientSocket& ClientSocket::operator >> (std::string& s) const
-{
-	if (SocketAccess::recv(s) == 0)
-	{
-		throw SocketException ("Read Socket Failed.");
-	}
-
-	return *this;
-}
-
-//------------------------------------------------------------
-/**
- *	ClientSocket set non blocking state
- */
-//------------------------------------------------------------
-void ClientSocket::set_non_blocking(const bool b)
-{
-	SocketAccess::set_non_blocking (b);
-}
-
-//------------------------------------------------------------
-/**
- *	ClientSocket read line (until '\n')
- */
-//------------------------------------------------------------
-int ClientSocket::recv(char * s)
-{
-	int aux = SocketAccess::recv(s);
-	if (aux <= 0)
-	{
-		throw SocketException ("Read Socket Failed.");
-	}
-
-	return aux;
-}
-
-//------------------------------------------------------------
-/**
- *	ClientSocket read line (until '\n')
- */
-//------------------------------------------------------------
-void ClientSocket::readln(std::string& s, short timeout)
-{
-	string	buf("");
-	char	c = 0;
-
-	while(c != '\n')
-	{
-		readchar(c, timeout);
-		buf += c;
-	}
-
-	s = buf;
-}
-//------------------------------------------------------------
-/**
- *	ClientSocket read until terminator received
- */
-//------------------------------------------------------------
-void ClientSocket::readuntil(std::string& s, char *terminator, short timeout)
-{
-	string	buff("");
-	string	s_term(terminator);
-	int		nb = 0;
-	int		term_len = strlen(terminator);
-	char	term_last_char = terminator[term_len-1];
-	char 	c;
-	bool	found = false;
-	while (!found)
-	{
-		readchar(c, timeout);	// Try to get a char.
-		//	OK add to buffer
-		buff += c;
-		nb++;
-		if (c==term_last_char  &&  nb>term_len)	//	Check with terminator
-		{
-			//	get the end of buffer.
-			string::size_type	pos = nb - term_len;
-			string	s = buff.substr(pos, nb);
-			//	compare with terminator
-			found = (s == s_term);
-		}
-	}
-	s = buff;
-}
-
-//------------------------------------------------------------
-/**
- *	ClientSocket read char with a timeout
- */
-//------------------------------------------------------------
-void ClientSocket::readchar(char &c, short timeout)
-{
-	switch (SocketAccess::recv(c, timeout))
-	{
-	case 1:
-		return;	//	Ok on char read
-	case -1:
-		throw SocketException ("Socket Timeout");
-	default:
-		throw SocketException ("Read Socket Failed");
-	}
-}