MNCC<->SIP bridge; attaches to OsmoMSC to interface with external SIP VoIP telephony https://osmocom.org/projects/osmo-sip-conector
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osmo-sip-connector/src/app.c

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/*
* (C) 2016 by Holger Hans Peter Freyther
*
* 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 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 "app.h"
#include "call.h"
#include "logging.h"
#include "mncc.h"
void app_mncc_disconnected(struct mncc_connection *conn)
{
struct call *call, *tmp;
llist_for_each_entry_safe(call, tmp, &g_call_list, entry) {
int has_mncc = 0;
if (call->initial && call->initial->type == CALL_TYPE_MNCC)
has_mncc = 1;
if (call->remote && call->remote->type == CALL_TYPE_MNCC)
has_mncc = 1;
if (!has_mncc)
continue;
/*
* this call has a MNCC component and we will release it.
*/
LOGP(DAPP, LOGL_NOTICE,
"Going to release call(%u) due MNCC.\n", call->id);
call_leg_release(call, call->initial);
call_leg_release(call, call->remote);
}
}
/*
* I hook SIP and MNCC together.
*/
void app_setup(struct app_config *cfg)
{
cfg->mncc.conn.on_disconnect = app_mncc_disconnected;
}