Adding upstream version 5.10.209.upstream/5.10.209

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 44 insertions, 0 deletions

diff --git a/net/batman-adv/fragmentation.h b/net/batman-adv/fragmentation.h
new file mode 100644
index 000000000..881ef328b
--- /dev/null
+++ b/net/batman-adv/fragmentation.h
@@ -0,0 +1,44 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Copyright (C) 2013-2020  B.A.T.M.A.N. contributors:
+ *
+ * Martin Hundebøll <martin@hundeboll.net>
+ */
+
+#ifndef _NET_BATMAN_ADV_FRAGMENTATION_H_
+#define _NET_BATMAN_ADV_FRAGMENTATION_H_
+
+#include "main.h"
+
+#include <linux/compiler.h>
+#include <linux/list.h>
+#include <linux/skbuff.h>
+#include <linux/stddef.h>
+#include <linux/types.h>
+
+void batadv_frag_purge_orig(struct batadv_orig_node *orig,
+			    bool (*check_cb)(struct batadv_frag_table_entry *));
+bool batadv_frag_skb_fwd(struct sk_buff *skb,
+			 struct batadv_hard_iface *recv_if,
+			 struct batadv_orig_node *orig_node_src);
+bool batadv_frag_skb_buffer(struct sk_buff **skb,
+			    struct batadv_orig_node *orig_node);
+int batadv_frag_send_packet(struct sk_buff *skb,
+			    struct batadv_orig_node *orig_node,
+			    struct batadv_neigh_node *neigh_node);
+
+/**
+ * batadv_frag_check_entry() - check if a list of fragments has timed out
+ * @frags_entry: table entry to check
+ *
+ * Return: true if the frags entry has timed out, false otherwise.
+ */
+static inline bool
+batadv_frag_check_entry(struct batadv_frag_table_entry *frags_entry)
+{
+	if (!hlist_empty(&frags_entry->fragment_list) &&
+	    batadv_has_timed_out(frags_entry->timestamp, BATADV_FRAG_TIMEOUT))
+		return true;
+	return false;
+}
+
+#endif /* _NET_BATMAN_ADV_FRAGMENTATION_H_ */