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-rw-r--r--include/openbsc/gsup_client.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/include/openbsc/gsup_client.h b/include/openbsc/gsup_client.h
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+++ b/include/openbsc/gsup_client.h
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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_client.h>
+
+#define GSUP_CLIENT_RECONNECT_INTERVAL 10
+#define GSUP_CLIENT_PING_INTERVAL 20
+
+struct msgb;
+struct ipa_client_conn;
+struct gsup_client;
+
+/* Expects message in msg->l2h */
+typedef int (*gsup_client_read_cb_t)(struct gsup_client *gsupc,
+ struct msgb *msg);
+
+struct gsup_client {
+ struct ipa_client_conn *link;
+ gsup_client_read_cb_t read_cb;
+ void *data;
+
+ struct oap_client_state oap_state;
+
+ struct osmo_timer_list ping_timer;
+ struct osmo_timer_list connect_timer;
+ int is_connected;
+ int got_ipa_pong;
+};
+
+struct gsup_client *gsup_client_create(const char *ip_addr,
+ unsigned int tcp_port,
+ gsup_client_read_cb_t read_cb,
+ struct oap_client_config *oap_config);
+
+void gsup_client_destroy(struct gsup_client *gsupc);
+int gsup_client_send(struct gsup_client *gsupc, struct msgb *msg);
+struct msgb *gsup_client_msgb_alloc(void);
+