71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/* Routines to talk to the MSC using the IPA Protocol */
|
|
/*
|
|
* (C) 2010 by Holger Hans Peter Freyther <zecke@selfish.org>
|
|
* (C) 2010 by On-Waves
|
|
* All Rights Reserved
|
|
*
|
|
* 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.,
|
|
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
*/
|
|
|
|
#include <openbsc/bsc_msc.h>
|
|
|
|
#include <arpa/inet.h>
|
|
#include <sys/socket.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
int connect_to_msc(struct bsc_fd *fd, const char *ip, int port)
|
|
{
|
|
struct sockaddr_in sin;
|
|
int on = 1, ret;
|
|
|
|
printf("Attempting to connect MSC at %s:%d\n", ip, port);
|
|
|
|
fd->fd = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
|
|
fd->when = BSC_FD_READ;
|
|
fd->data = NULL;
|
|
fd->priv_nr = 1;
|
|
|
|
if (fd->fd < 0) {
|
|
perror("Creating TCP socket failed");
|
|
return fd->fd;
|
|
}
|
|
|
|
|
|
memset(&sin, 0, sizeof(sin));
|
|
sin.sin_family = AF_INET;
|
|
sin.sin_port = htons(port);
|
|
inet_aton(ip, &sin.sin_addr);
|
|
|
|
setsockopt(fd->fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
|
|
ret = connect(fd->fd, (struct sockaddr *) &sin, sizeof(sin));
|
|
|
|
if (ret < 0) {
|
|
perror("Connection failed");
|
|
return ret;
|
|
}
|
|
|
|
ret = bsc_register_fd(fd);
|
|
if (ret < 0) {
|
|
perror("Registering the fd failed");
|
|
close(fd->fd);
|
|
return ret;
|
|
}
|
|
|
|
return ret;
|
|
}
|