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/* net/connected.c - Test if a socket is connected
* Copyright (C) 2001,2005 Bruce Guenter <bruce@untroubled.org>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include "socket.h"
/** Test if a socket is connected. */
int socket_connected(int sock)
{
struct sockaddr sa;
socklen_t dummy;
char ch;
dummy = sizeof sa;
if (getpeername(sock, &sa, &dummy) == -1) {
read(sock,&ch,1);
return 0;
}
return 1;
}
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