Osmocom's Base Station Controller for 2G mobile networks https://osmocom.org/projects/osmobsc
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osmo-bsc/include/openbsc/bsc_nat_callstats.h

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/*
* (C) 2010-2012 by Holger Hans Peter Freyther <zecke@selfish.org>
* (C) 2010-2012 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/>.
*
*/
#ifndef BSC_NAT_CALLSTATS_H
#define BSC_NAT_CALLSTATS_H
#include <osmocom/core/linuxlist.h>
#include <osmocom/sccp/sccp_types.h>
struct bsc_nat_call_stats {
struct llist_head entry;
struct sccp_source_reference remote_ref;
struct sccp_source_reference src_ref; /* as seen by the MSC */
/* mgcp options */
uint32_t ci;
int bts_rtp_port;
int net_rtp_port;
struct in_addr bts_addr;
struct in_addr net_addr;
/* as witnessed by the NAT */
uint32_t net_ps;
uint32_t net_os;
uint32_t bts_pr;
uint32_t bts_or;
uint32_t bts_expected;
uint32_t bts_jitter;
int bts_loss;
uint32_t trans_id;
int msc_endpoint;
};
#endif