hermes/src/ServerSocket.cpp

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2008-12-14 20:12:48 +01:00
/**
* hermes antispam proxy
* Copyright (C) 2006, 2007 Juan José Gutiérrez de Quevedo <juanjo@gutierrezdequevedo.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* @author Juan José Gutiérrez de Quevedo <juanjo@gutierrezdequevedo.com>
*/
#include "ServerSocket.h"
void ServerSocket::setPort(unsigned int p_port)
{
port=p_port;
}
void ServerSocket::listen()
{
struct sockaddr_in address;
address.sin_family=AF_INET;
#ifndef WIN32
if("any"==listen_ip||""==listen_ip)
address.sin_addr.s_addr=INADDR_ANY;
else
if(!inet_aton(listen_ip.c_str(),&address.sin_addr))
throw Exception(_("IP address ")+listen_ip+_(" is not valid"),__FILE__,__LINE__);
#else
address.sin_addr.s_addr=INADDR_ANY;
#endif //WIN32
address.sin_port=htons(port);
// ...and allow reuse of the socket
int i=1;
setsockopt(fd,SOL_SOCKET,SO_REUSEADDR,(char *)&i,sizeof(i));
if(bind(fd,(sockaddr*)&address,sizeof(address))==-1)
{
close();
throw Exception(_("Error: binding to address ")+(""==listen_ip?"any":listen_ip)+":"+Utils::inttostr(port),__FILE__,__LINE__);
}
if(::listen(fd,10)==-1)
throw Exception(_("Error: listening"),__FILE__,__LINE__);
}
/**
* convenience wrapper for listen
*
* @param port port to listen at
* @param ip ip to bind to
*/
void ServerSocket::listen(unsigned int p_port,string ip)
{
setPort(p_port);
setListenIP(ip);
listen();
}
void ServerSocket::setListenIP(string& ip)
{
listen_ip=ip;
}
int ServerSocket::accept(string *straddr)
{
struct sockaddr_in address;
socklen_t addresslength=sizeof(address);
int retval;
retval=::accept(fd,(sockaddr *)&address,&addresslength);
if(-1==retval)
throw Exception(_(Utils::inttostr(retval)),__FILE__,__LINE__);
if(straddr!=NULL)
(*straddr)=inet_ntoa(address.sin_addr);
return retval;
}