mesh: Add NVM storage of Replay Protection

Mesh specification requires that Replay Protection be preserved
across node restarts.  This adds that storage in
<node_uuid>/rpl/<iv_index>/<src>

Realtime access remains in an l_queue structure, and stored as
messages are processed.

1 files changed, 30 insertions, 0 deletions

diff --git a/mesh/rpl.h b/mesh/rpl.h
new file mode 100644
index 000000000..17d2e3f05
--- /dev/null
+++ b/mesh/rpl.h
@@ -0,0 +1,30 @@
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2020  Intel Corporation. All rights reserved.
+ *
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ *  This library 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
+ *  Lesser General Public License for more details.
+ *
+ */
+
+struct mesh_rpl {
+	uint32_t iv_index;
+	uint32_t seq;
+	uint16_t src;
+};
+
+bool rpl_put_entry(struct mesh_node *node, uint16_t src, uint32_t iv_index,
+								uint32_t seq);
+void rpl_del_entry(struct mesh_node *node, uint16_t src);
+bool rpl_get_list(struct mesh_node *node, struct l_queue *rpl_list);
+void rpl_init(struct mesh_node *node, uint32_t iv_index);