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/* GPRS Subscriber Update Protocol client */
/* (C) 2014 by Sysmocom s.f.m.c. GmbH
* All Rights Reserved
*
* Author: Jacob Erlbeck
*
* 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/>.
*
*/
#pragma once
#include <osmocom/core/timer.h>
#include <openbsc/oap.h>
#define GPRS_GSUP_RECONNECT_INTERVAL 10
#define GPRS_GSUP_PING_INTERVAL 20
struct msgb;
struct ipa_client_conn;
struct gprs_gsup_client;
/* Expects message in msg->l2h */
typedef int (*gprs_gsup_read_cb_t)(struct gprs_gsup_client *gsupc, struct msgb *msg);
struct gprs_gsup_client {
struct ipa_client_conn *link;
gprs_gsup_read_cb_t read_cb;
void *data;
struct oap_state oap_state;
struct osmo_timer_list ping_timer;
struct osmo_timer_list connect_timer;
int is_connected;
int got_ipa_pong;
};
struct gprs_gsup_client *gprs_gsup_client_create(const char *ip_addr,
unsigned int tcp_port,
gprs_gsup_read_cb_t read_cb,
struct oap_config *oap_config);
void gprs_gsup_client_destroy(struct gprs_gsup_client *gsupc);
int gprs_gsup_client_send(struct gprs_gsup_client *gsupc, struct msgb *msg);
struct msgb *gprs_gsup_msgb_alloc(void);
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