97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
/*
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* (C) 2010-2011 by Holger Hans Peter Freyther <zecke@selfish.org>
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* (C) 2010-2011 by On-Waves
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* All Rights Reserved
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MSC_CONNECTION_H
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#define MSC_CONNECTION_H
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#include "mgcp_callagent.h"
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#include <osmocom/core/linuxlist.h>
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#include <osmocom/core/timer.h>
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#include <osmocom/sccp/sccp.h>
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struct bsc_data;
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struct ss7_application;
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enum msc_mode {
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MSC_MODE_CLIENT,
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MSC_MODE_SERVER,
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};
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struct msc_connection {
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/* management */
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struct llist_head entry;
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int nr;
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char *name;
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enum msc_mode mode;
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int auth;
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/* ip management */
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int dscp;
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int port;
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char *ip;
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char *token;
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/* connection management */
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int msc_link_down;
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struct osmo_wqueue msc_connection;
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struct osmo_timer_list reconnect_timer;
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int first_contact;
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/* time to wait for first message from MSC */
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struct osmo_timer_list msc_timeout;
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int msc_time;
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/* timeouts for the msc connection */
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int ping_time;
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int pong_time;
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struct osmo_timer_list ping_timeout;
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struct osmo_timer_list pong_timeout;
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/* mgcp messgaes */
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struct mgcp_callagent mgcp_agent;
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/* application pointer */
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struct ss7_application *app;
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/* server functions */
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struct osmo_fd listen_fd;
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};
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/* msc related functions */
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void msc_send_rlc(struct msc_connection *bsc, struct sccp_source_reference *src, struct sccp_source_reference *dest);
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void msc_send_reset(struct msc_connection *bsc);
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void msc_send_direct(struct msc_connection *bsc, struct msgb *msg);
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void msc_close_connection(struct msc_connection *data);
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struct msc_connection *msc_connection_create(struct bsc_data *bsc, int mgcp);
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struct msc_connection *msc_connection_num(struct bsc_data *bsc, int num);
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int msc_connection_start(struct msc_connection *msc);
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/* MGCP */
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void msc_mgcp_reset(struct msc_connection *msc);
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/* Called by the MSC Connection */
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void msc_dispatch_sccp(struct msc_connection *msc, struct msgb *msg);
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const char *msc_mode(struct msc_connection *msc);
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#endif
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