1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82
|
/* NewNet - A networking framework in C++
Copyright (C) 2006-2007 Ingmar K. Steen (iksteen@gmail.com)
Copyright 2008 little blue poney <lbponey@users.sourceforge.net>
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; either version 2 of the License, or
(at your option) any later version.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "nntcpserversocket.h"
#include "nnlog.h"
#include "platform.h"
#include "util.h"
#include <iostream>
void
NewNet::TcpServerSocket::listen(const std::string & host, unsigned int port)
{
struct sockaddr_in address;
memset(&address, 0, sizeof(address));
address.sin_family = AF_INET;
address.sin_port = htons(port);
if(! host.empty())
{
struct hostent *h = gethostbyname(host.c_str());
if (! h)
{
NNLOG("newnet.net.warn", "Cannot resolve '%s'.", host.c_str());
setSocketError(ErrorCannotResolve);
cannotListenEvent(this);
return;
}
memcpy(&(address.sin_addr.s_addr), *(h->h_addr_list), sizeof(address.sin_addr.s_addr));
}
else
address.sin_addr.s_addr = INADDR_ANY;
int sock = socket(PF_INET, SOCK_STREAM, 0);
if (!setnonblocking(sock))
NNLOG("newnet.net.warn", "Couldn't set socket %i to non blocking (errno: %i)", sock, errno);
sockopt_t socket_option = 1;
setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &socket_option, sizeof(int));
if(bind(sock, (struct sockaddr *)&address, sizeof(struct sockaddr_in)) != 0)
{
NNLOG("newnet.net.warn", "Cannot bind to '%s:%u', error: %i.", host.c_str(), port, errno);
closesocket(sock);
setSocketError(ErrorCannotBind);
cannotListenEvent(this);
return;
}
if (::listen(sock, 3) != 0)
{
NNLOG("newnet.net.warn", "Cannot listen on '%s:%u', error: %i.", host.c_str(), port, errno);
closesocket(sock);
setSocketError(ErrorCannotListen);
cannotListenEvent(this);
return;
}
m_ListenPort = port;
setDescriptor(sock);
setSocketState(SocketListening);
listeningEvent(this);
NNLOG("newnet.net.debug", "Listening on socket '%s:%u'.", host.c_str(), port);
}
|