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-rw-r--r--src/osmo-bsc_mgcp/mgcp_main.c311
1 files changed, 0 insertions, 311 deletions
diff --git a/src/osmo-bsc_mgcp/mgcp_main.c b/src/osmo-bsc_mgcp/mgcp_main.c
deleted file mode 100644
index 4ea070079..000000000
--- a/src/osmo-bsc_mgcp/mgcp_main.c
+++ /dev/null
@@ -1,311 +0,0 @@
-/* A Media Gateway Control Protocol Media Gateway: RFC 3435 */
-/* The main method to drive it as a standalone process */
-
-/*
- * (C) 2009-2011 by Holger Hans Peter Freyther <zecke@selfish.org>
- * (C) 2009-2011 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 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 <ctype.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <time.h>
-#include <limits.h>
-#include <unistd.h>
-
-#include <sys/socket.h>
-
-#include <openbsc/debug.h>
-#include <openbsc/gsm_data.h>
-#include <openbsc/mgcp.h>
-#include <openbsc/mgcp_internal.h>
-#include <openbsc/vty.h>
-
-#include <osmocom/core/application.h>
-#include <osmocom/core/msgb.h>
-#include <osmocom/core/talloc.h>
-#include <osmocom/core/select.h>
-#include <osmocom/core/stats.h>
-#include <osmocom/core/rate_ctr.h>
-
-#include <osmocom/vty/telnet_interface.h>
-#include <osmocom/vty/logging.h>
-#include <osmocom/vty/ports.h>
-#include <osmocom/vty/command.h>
-#include <osmocom/vty/stats.h>
-
-#include "../../bscconfig.h"
-
-#ifdef BUILD_MGCP_TRANSCODING
-#include "openbsc/mgcp_transcode.h"
-#endif
-
-#define _GNU_SOURCE
-#include <getopt.h>
-
-#warning "Make use of the rtp proxy code"
-
-static struct mgcp_config *cfg;
-static struct mgcp_trunk_config *reset_trunk;
-static int reset_endpoints = 0;
-static int daemonize = 0;
-
-const char *openbsc_copyright =
- "Copyright (C) 2009-2010 Holger Freyther and On-Waves\r\n"
- "Contributions by Daniel Willmann, Jan Lübbe, Stefan Schmidt\r\n"
- "Dieter Spaar, Andreas Eversberg, Harald Welte\r\n\r\n"
- "License AGPLv3+: GNU AGPL version 3 or later <http://gnu.org/licenses/agpl-3.0.html>\r\n"
- "This is free software: you are free to change and redistribute it.\r\n"
- "There is NO WARRANTY, to the extent permitted by law.\r\n";
-
-static char *config_file = "mgcp.cfg";
-
-/* used by msgb and mgcp */
-void *tall_bsc_ctx = NULL;
-
-static void print_help()
-{
- printf("Some useful help...\n");
- printf(" -h --help is printing this text.\n");
- printf(" -c --config-file filename The config file to use.\n");
- printf(" -s --disable-color\n");
- printf(" -D --daemonize Fork the process into a background daemon\n");
- printf(" -V --version Print the version number\n");
-}
-
-static void handle_options(int argc, char **argv)
-{
- while (1) {
- int option_index = 0, c;
- static struct option long_options[] = {
- {"help", 0, 0, 'h'},
- {"config-file", 1, 0, 'c'},
- {"daemonize", 0, 0, 'D'},
- {"version", 0, 0, 'V'},
- {"disable-color", 0, 0, 's'},
- {0, 0, 0, 0},
- };
-
- c = getopt_long(argc, argv, "hc:VD", long_options, &option_index);
-
- if (c == -1)
- break;
-
- switch(c) {
- case 'h':
- print_help();
- exit(0);
- break;
- case 'c':
- config_file = talloc_strdup(tall_bsc_ctx, optarg);
- break;
- case 's':
- log_set_use_color(osmo_stderr_target, 0);
- break;
- case 'V':
- print_version(1);
- exit(0);
- break;
- case 'D':
- daemonize = 1;
- break;
- default:
- /* ignore */
- break;
- };
- }
-}
-
-/* simply remember this */
-static int mgcp_rsip_cb(struct mgcp_trunk_config *tcfg)
-{
- reset_endpoints = 1;
- reset_trunk = tcfg;
-
- return 0;
-}
-
-static int read_call_agent(struct osmo_fd *fd, unsigned int what)
-{
- struct sockaddr_in addr;
- socklen_t slen = sizeof(addr);
- struct msgb *msg;
- struct msgb *resp;
- int i;
-
- msg = (struct msgb *) fd->data;
-
- /* read one less so we can use it as a \0 */
- int rc = recvfrom(cfg->gw_fd.bfd.fd, msg->data, msg->data_len - 1, 0,
- (struct sockaddr *) &addr, &slen);
- if (rc < 0) {
- perror("Gateway failed to read");
- return -1;
- } else if (slen > sizeof(addr)) {
- fprintf(stderr, "Gateway received message from outerspace: %zu %zu\n",
- (size_t) slen, sizeof(addr));
- return -1;
- }
-
- /* handle message now */
- msg->l2h = msgb_put(msg, rc);
- resp = mgcp_handle_message(cfg, msg);
- msgb_reset(msg);
-
- if (resp) {
- sendto(cfg->gw_fd.bfd.fd, resp->l2h, msgb_l2len(resp), 0, (struct sockaddr *) &addr, sizeof(addr));
- msgb_free(resp);
- }
-
- if (reset_endpoints) {
- LOGP(DMGCP, LOGL_NOTICE,
- "Asked to reset endpoints: %d/%d\n",
- reset_trunk->trunk_nr, reset_trunk->trunk_type);
- reset_endpoints = 0;
-
- /* is checking in_addr.s_addr == INADDR_LOOPBACK making it more secure? */
- for (i = 1; i < reset_trunk->number_endpoints; ++i)
- mgcp_release_endp(&reset_trunk->endpoints[i]);
- }
-
- return 0;
-}
-
-extern int bsc_vty_go_parent(struct vty *vty);
-
-static struct vty_app_info vty_info = {
- .name = "OpenBSC MGCP",
- .version = PACKAGE_VERSION,
- .go_parent_cb = bsc_vty_go_parent,
- .is_config_node = bsc_vty_is_config_node,
-};
-
-int main(int argc, char **argv)
-{
- struct gsm_network dummy_network;
- struct sockaddr_in addr;
- int on = 1, rc;
-
- tall_bsc_ctx = talloc_named_const(NULL, 1, "mgcp-callagent");
- msgb_talloc_ctx_init(tall_bsc_ctx, 0);
-
- osmo_init_ignore_signals();
- osmo_init_logging(&log_info);
-
- cfg = mgcp_config_alloc();
- if (!cfg)
- return -1;
-
-#ifdef BUILD_MGCP_TRANSCODING
- cfg->setup_rtp_processing_cb = &mgcp_transcoding_setup;
- cfg->rtp_processing_cb = &mgcp_transcoding_process_rtp;
- cfg->get_net_downlink_format_cb = &mgcp_transcoding_net_downlink_format;
-#endif
-
- vty_info.copyright = openbsc_copyright;
- vty_init(&vty_info);
- logging_vty_add_cmds(NULL);
- osmo_stats_vty_add_cmds(&log_info);
- mgcp_vty_init();
-
- handle_options(argc, argv);
-
- rate_ctr_init(tall_bsc_ctx);
- osmo_stats_init(tall_bsc_ctx);
-
- rc = mgcp_parse_config(config_file, cfg, MGCP_BSC);
- if (rc < 0)
- return rc;
-
- /* start telnet after reading config for vty_get_bind_addr() */
- rc = telnet_init_dynif(tall_bsc_ctx, &dummy_network,
- vty_get_bind_addr(), OSMO_VTY_PORT_BSC_MGCP);
- if (rc < 0)
- return rc;
-
- /* set some callbacks */
- cfg->reset_cb = mgcp_rsip_cb;
-
- /* we need to bind a socket */
- if (rc == 0) {
- cfg->gw_fd.bfd.when = BSC_FD_READ;
- cfg->gw_fd.bfd.cb = read_call_agent;
- cfg->gw_fd.bfd.fd = socket(AF_INET, SOCK_DGRAM, 0);
- if (cfg->gw_fd.bfd.fd < 0) {
- perror("Gateway failed to listen");
- return -1;
- }
-
- setsockopt(cfg->gw_fd.bfd.fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
-
- memset(&addr, 0, sizeof(addr));
- addr.sin_family = AF_INET;
- addr.sin_port = htons(cfg->source_port);
- inet_aton(cfg->source_addr, &addr.sin_addr);
-
- if (bind(cfg->gw_fd.bfd.fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- perror("Gateway failed to bind");
- return -1;
- }
-
- cfg->gw_fd.bfd.data = msgb_alloc(4096, "mgcp-msg");
- if (!cfg->gw_fd.bfd.data) {
- fprintf(stderr, "Gateway memory error.\n");
- return -1;
- }
-
- if (cfg->call_agent_addr) {
- addr.sin_port = htons(2727);
- inet_aton(cfg->call_agent_addr, &addr.sin_addr);
- if (connect(cfg->gw_fd.bfd.fd, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
- LOGP(DMGCP, LOGL_ERROR, "Failed to connect to: '%s'. errno: %d\n",
- cfg->call_agent_addr, errno);
- close(cfg->gw_fd.bfd.fd);
- cfg->gw_fd.bfd.fd = -1;
- return -1;
- }
- }
-
- if (osmo_fd_register(&cfg->gw_fd.bfd) != 0) {
- LOGP(DMGCP, LOGL_FATAL, "Failed to register the fd\n");
- return -1;
- }
-
- LOGP(DMGCP, LOGL_NOTICE, "Configured for MGCP.\n");
- }
-
- /* initialisation */
- srand(time(NULL));
-
- if (daemonize) {
- rc = osmo_daemonize();
- if (rc < 0) {
- perror("Error during daemonize");
- exit(1);
- }
- }
-
- /* main loop */
- while (1) {
- osmo_select_main(0);
- }
-
-
- return 0;
-}
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