diff options
Diffstat (limited to 'openbsc')
| -rw-r--r-- | openbsc/src/ipaccess-find.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/openbsc/src/ipaccess-find.c b/openbsc/src/ipaccess-find.c index b3e9814a9..db78922b9 100644 --- a/openbsc/src/ipaccess-find.c +++ b/openbsc/src/ipaccess-find.c @@ -33,7 +33,7 @@ static const char *ipac_idtag_name(int tag) return idtag_names[tag]; } -static int udp_sock(void) +static int udp_sock(char *local_ip) { int fd, rc, bc = 1; struct sockaddr_in sa; @@ -45,7 +45,7 @@ static int udp_sock(void) sa.sin_family = AF_INET; sa.sin_port = htons(3006); sa.sin_addr.s_addr = INADDR_ANY; - inet_aton("192.168.100.11", &sa.sin_addr); + inet_aton(local_ip, &sa.sin_addr); rc = bind(fd, (struct sockaddr *)&sa, sizeof(sa)); if (rc < 0) @@ -149,16 +149,25 @@ static void timer_cb(void *_data) int main(int argc, char **argv) { struct bsc_fd bfd; + char *local_ip; int rc; printf("ipaccess-find (C) 2009 by Harald Welte\n"); printf("This is FREE SOFTWARE with ABSOLUTELY NO WARRANTY\n\n"); + if (argc < 2) { + fprintf(stderr, "please specify the _local_ IP address as argument\n"); + exit(2); + } + + local_ip = argv[1]; bfd.cb = bfd_cb; bfd.when = BSC_FD_READ | BSC_FD_WRITE; - bfd.fd = udp_sock(); - if (bfd.fd < 0) - exit(2); + bfd.fd = udp_sock(local_ip); + if (bfd.fd < 0) { + perror("Cannot create local socket for broadcast udp"); + exit(1); + } bsc_register_fd(&bfd); |