aboutsummaryrefslogtreecommitdiffstats
path: root/include/openbsc/paging.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/openbsc/paging.h')
-rw-r--r--include/openbsc/paging.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/include/openbsc/paging.h b/include/openbsc/paging.h
new file mode 100644
index 00000000..f7191991
--- /dev/null
+++ b/include/openbsc/paging.h
@@ -0,0 +1,71 @@
+/* Paging helper and manager.... */
+/* (C) 2009 by Holger Hans Peter Freyther <zecke@selfish.org>
+ * 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 PAGING_H
+#define PAGING_H
+
+#include <stdlib.h>
+#include <string.h>
+
+#include <osmocore/linuxlist.h>
+#include "gsm_data.h"
+#include "gsm_subscriber.h"
+#include <osmocore/timer.h>
+
+/**
+ * A pending paging request
+ */
+struct gsm_paging_request {
+ /* list_head for list of all paging requests */
+ struct llist_head entry;
+ /* the subscriber which we're paging. Later gsm_paging_request
+ * should probably become a part of the gsm_subscriber struct? */
+ struct gsm_subscriber *subscr;
+ /* back-pointer to the BTS on which we are paging */
+ struct gsm_bts *bts;
+ /* what kind of channel type do we ask the MS to establish */
+ int chan_type;
+
+ /* Timer 3113: how long do we try to page? */
+ struct timer_list T3113;
+
+ /* How often did we ask the BTS to page? */
+ int attempts;
+
+ /* callback to be called in case paging completes */
+ gsm_cbfn *cbfn;
+ void *cbfn_param;
+};
+
+/* call once for every gsm_bts... */
+void paging_init(struct gsm_bts *bts);
+
+/* schedule paging request */
+int paging_request(struct gsm_network *network, struct gsm_subscriber *subscr,
+ int type, gsm_cbfn *cbfn, void *data);
+
+/* stop paging requests */
+void paging_request_stop(struct gsm_bts *bts, struct gsm_subscriber *subscr,
+ struct gsm_subscriber_connection *conn,
+ struct msgb *msg);
+
+/* update paging load */
+void paging_update_buffer_space(struct gsm_bts *bts, u_int16_t);
+
+#endif