diff options
Diffstat (limited to 'openbsc/src/bsc_msc.c')
-rw-r--r-- | openbsc/src/bsc_msc.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/openbsc/src/bsc_msc.c b/openbsc/src/bsc_msc.c new file mode 100644 index 000000000..48b918ba6 --- /dev/null +++ b/openbsc/src/bsc_msc.c @@ -0,0 +1,72 @@ +/* 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.com + * 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; +} + + |