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authorNeels Hofmeyr <nhofmeyr@sysmocom.de>2022-01-12 03:21:57 +0100
committerNeels Hofmeyr <neels@hofmeyr.de>2022-08-09 18:21:23 +0200
commita2c40c4dbe035fb5420bef75eba35756ab1bf73e (patch)
tree02861dbe66ac9e8a52f4475f270884ea92117fc8 /include/osmocom
parent006a93d7d41151549825441105c1e738d6ba7238 (diff)
add pfcp heartbeat fsm
Diffstat (limited to 'include/osmocom')
-rw-r--r--include/osmocom/pfcp/Makefile.am1
-rw-r--r--include/osmocom/pfcp/pfcp_heartbeat_fsm.h40
2 files changed, 41 insertions, 0 deletions
diff --git a/include/osmocom/pfcp/Makefile.am b/include/osmocom/pfcp/Makefile.am
index 898113f..fe8e61a 100644
--- a/include/osmocom/pfcp/Makefile.am
+++ b/include/osmocom/pfcp/Makefile.am
@@ -1,5 +1,6 @@
pfcp_HEADERS = \
pfcp_endpoint.h \
+ pfcp_heartbeat_fsm.h \
pfcp_ies_custom.h \
pfcp_ies_auto.h \
pfcp_msg.h \
diff --git a/include/osmocom/pfcp/pfcp_heartbeat_fsm.h b/include/osmocom/pfcp/pfcp_heartbeat_fsm.h
new file mode 100644
index 0000000..e610921
--- /dev/null
+++ b/include/osmocom/pfcp/pfcp_heartbeat_fsm.h
@@ -0,0 +1,40 @@
+/*
+ * (C) 2021-2022 by sysmocom - s.f.m.c. GmbH <info@sysmocom.de>
+ * All Rights Reserved.
+ *
+ * Author: Neels Janosch Hofmeyr <nhofmeyr@sysmocom.de>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+
+struct osmo_fsm_inst;
+struct osmo_tdef;
+
+enum osmo_pfcp_heartbeat_fsm_event {
+ /* Dispatch this with a struct osmo_pfcp_msg* as data argument whenever a Heartbeat Response matching this
+ * instance is received. Typically a PFCP Peer responds to a request sent from here. */
+ OSMO_PFCP_HEARTBEAT_EV_RX_RESP,
+ /* Dispatch this with a struct osmo_pfcp_msg* as data argument whenever a Heartbeat Request matching this
+ * instance is received. Typically a PFCP Peer on its own accord sent a Heartbeat Request. */
+ OSMO_PFCP_HEARTBEAT_EV_RX_REQ,
+};
+
+struct osmo_fsm_inst *osmo_pfcp_heartbeat_alloc(struct osmo_fsm_inst *parent_fi,
+ uint32_t parent_event_tx_heartbeat, uint32_t parent_event_term,
+ struct osmo_tdef *tdefs);