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/* Run M2UA over SCTP here */
/* (C) 2011 by Holger Hans Peter Freyther <zecke@selfish.org>
*
* 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 sctp_m2ua_h
#define sctp_m2ua_h
#include "mtp_data.h"
#include <osmocom/m2ua/m2ua_msg.h>
#include <osmocore/write_queue.h>
#include <netinet/in.h>
#include <netinet/sctp.h>
struct sctp_m2ua_conn;
struct mtp_link;
/**
* Drive M2UA over a SCTP link. Right now we have no
* real concept for failover and such for the link.
*/
struct sctp_m2ua_transport {
int started;
struct llist_head conns;
struct bsc_fd bsc;
struct llist_head links;
};
struct mtp_m2ua_link {
struct mtp_link base;
int link_index;
struct llist_head entry;
struct sctp_m2ua_transport *transport;
};
/*
* One ASP that can be active or such.
*/
struct sctp_m2ua_conn {
struct llist_head entry;
uint8_t asp_ident[4];
int asp_up;
int asp_active;
int established;
struct write_queue queue;
struct sctp_m2ua_transport *trans;
};
struct sctp_m2ua_transport *sctp_m2ua_transp_create(const char *ip, int port);
struct mtp_m2ua_link *mtp_m2ua_link_create(struct sctp_m2ua_transport *transport,
struct mtp_link_set *);
#endif
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