diff options
Diffstat (limited to 'src/ipaccess/abisip-find.c')
| -rw-r--r-- | src/ipaccess/abisip-find.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/src/ipaccess/abisip-find.c b/src/ipaccess/abisip-find.c deleted file mode 100644 index 21d9f2290..000000000 --- a/src/ipaccess/abisip-find.c +++ /dev/null @@ -1,216 +0,0 @@ -/* ip.access nanoBTS configuration tool */ - -/* (C) 2009-2010 by Harald Welte <laforge@gnumonks.org> - * All Rights Reserved - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU Affero General Public License as published by - * the Free Software Foundation; either version 3 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 Affero General Public License for more details. - * - * You should have received a copy of the GNU Affero General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - * - */ - -#include <unistd.h> -#include <stdio.h> -#include <stdlib.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> - - -#include <osmocom/core/select.h> -#include <osmocom/core/timer.h> -#include <osmocom/gsm/protocol/ipaccess.h> -#include <osmocom/gsm/ipa.h> -#include <openbsc/gsm_data.h> - -static int udp_sock(const char *ifname) -{ - int fd, rc, bc = 1; - struct sockaddr_in sa; - - fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP); - if (fd < 0) - return fd; - - if (ifname) { -#ifdef __FreeBSD__ - rc = setsockopt(fd, SOL_SOCKET, IP_RECVIF, ifname, - strlen(ifname)); -#else - rc = setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, ifname, - strlen(ifname)); -#endif - if (rc < 0) - goto err; - } - - memset(&sa, 0, sizeof(sa)); - sa.sin_family = AF_INET; - sa.sin_port = htons(3006); - sa.sin_addr.s_addr = INADDR_ANY; - - rc = bind(fd, (struct sockaddr *)&sa, sizeof(sa)); - if (rc < 0) - goto err; - - rc = setsockopt(fd, SOL_SOCKET, SO_BROADCAST, &bc, sizeof(bc)); - if (rc < 0) - goto err; - -#if 0 - /* we cannot bind, since the response packets don't come from - * the broadcast address */ - sa.sin_family = AF_INET; - sa.sin_port = htons(3006); - inet_aton("255.255.255.255", &sa.sin_addr); - - rc = connect(fd, (struct sockaddr *)&sa, sizeof(sa)); - if (rc < 0) - goto err; -#endif - return fd; - -err: - close(fd); - return rc; -} - -const unsigned char find_pkt[] = { 0x00, 0x0b+8, IPAC_PROTO_IPACCESS, 0x00, - IPAC_MSGT_ID_GET, - 0x01, IPAC_IDTAG_MACADDR, - 0x01, IPAC_IDTAG_IPADDR, - 0x01, IPAC_IDTAG_UNIT, - 0x01, IPAC_IDTAG_LOCATION1, - 0x01, IPAC_IDTAG_LOCATION2, - 0x01, IPAC_IDTAG_EQUIPVERS, - 0x01, IPAC_IDTAG_SWVERSION, - 0x01, IPAC_IDTAG_UNITNAME, - 0x01, IPAC_IDTAG_SERNR, - }; - - -static int bcast_find(int fd) -{ - struct sockaddr_in sa; - - sa.sin_family = AF_INET; - sa.sin_port = htons(3006); - inet_aton("255.255.255.255", &sa.sin_addr); - - return sendto(fd, find_pkt, sizeof(find_pkt), 0, (struct sockaddr *) &sa, sizeof(sa)); -} - -static int parse_response(unsigned char *buf, int len) -{ - uint8_t t_len; - uint8_t t_tag; - uint8_t *cur = buf; - - while (cur < buf + len) { - t_len = *cur++; - t_tag = *cur++; - - printf("%s='%s' ", ipa_ccm_idtag_name(t_tag), cur); - - cur += t_len; - } - printf("\n"); - return 0; -} - -static int read_response(int fd) -{ - unsigned char buf[255]; - struct sockaddr_in sa; - int len; - socklen_t sa_len = sizeof(sa); - - len = recvfrom(fd, buf, sizeof(buf), 0, (struct sockaddr *)&sa, &sa_len); - if (len < 0) - return len; - - /* 2 bytes length, 1 byte protocol */ - if (buf[2] != IPAC_PROTO_IPACCESS) - return 0; - - if (buf[4] != IPAC_MSGT_ID_RESP) - return 0; - - return parse_response(buf+6, len-6); -} - -static int bfd_cb(struct osmo_fd *bfd, unsigned int flags) -{ - if (flags & BSC_FD_READ) - return read_response(bfd->fd); - if (flags & BSC_FD_WRITE) { - bfd->when &= ~BSC_FD_WRITE; - return bcast_find(bfd->fd); - } - return 0; -} - -static struct osmo_timer_list timer; - -static void timer_cb(void *_data) -{ - struct osmo_fd *bfd = _data; - - bfd->when |= BSC_FD_WRITE; - - osmo_timer_schedule(&timer, 5, 0); -} - -int main(int argc, char **argv) -{ - struct osmo_fd bfd; - char *ifname = NULL; - int rc; - - printf("abisip-find (C) 2009 by Harald Welte\n"); - printf("This is FREE SOFTWARE with ABSOLUTELY NO WARRANTY\n\n"); - - if (argc < 2) { - fprintf(stdout, "you might need to specify the outgoing\n" - " network interface, e.g. ``%s eth0''\n", argv[0]); - } else { - ifname = argv[1]; - } - - bfd.cb = bfd_cb; - bfd.when = BSC_FD_READ | BSC_FD_WRITE; - bfd.fd = udp_sock(ifname); - if (bfd.fd < 0) { - perror("Cannot create local socket for broadcast udp"); - exit(1); - } - - rc = osmo_fd_register(&bfd); - if (rc < 0) { - fprintf(stderr, "Cannot register FD\n"); - exit(1); - } - - osmo_timer_setup(&timer, timer_cb, &bfd); - osmo_timer_schedule(&timer, 5, 0); - - printf("Trying to find ip.access BTS by broadcast UDP...\n"); - - while (1) { - rc = osmo_select_main(0); - if (rc < 0) - exit(3); - } - - exit(0); -} - |