write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/net/batman-adv/multicast.h
..
..
@@ -1,19 +1,7 @@
1
1
 /* SPDX-License-Identifier: GPL-2.0 */
2
-/* Copyright (C) 2014-2018  B.A.T.M.A.N. contributors:
2
+/* Copyright (C) 2014-2020  B.A.T.M.A.N. contributors:
3
3
  *
4
4
  * Linus Lüssing
5
- *
6
- * This program is free software; you can redistribute it and/or
7
- * modify it under the terms of version 2 of the GNU General Public
8
- * License as published by the Free Software Foundation.
9
- *
10
- * This program is distributed in the hope that it will be useful, but
11
- * WITHOUT ANY WARRANTY; without even the implied warranty of
12
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13
- * General Public License for more details.
14
- *
15
- * You should have received a copy of the GNU General Public License
16
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
17
5
  */
18
6
 
19
7
 #ifndef _NET_BATMAN_ADV_MULTICAST_H_
..
..
@@ -21,9 +9,9 @@
21
9
 
22
10
 #include "main.h"
23
11
 
24
-struct netlink_callback;
25
-struct seq_file;
26
-struct sk_buff;
12
+#include <linux/netlink.h>
13
+#include <linux/seq_file.h>
14
+#include <linux/skbuff.h>
27
15
 
28
16
 /**
29
17
  * enum batadv_forw_mode - the way a packet should be forwarded as
..
..
@@ -34,6 +22,13 @@
34
22
 	 *  classic flooding)
35
23
 	 */
36
24
 	BATADV_FORW_ALL,
25
+
26
+	/**
27
+	 * @BATADV_FORW_SOME: forward the packet to some nodes (currently via
28
+	 *  a multicast-to-unicast conversion and the BATMAN unicast routing
29
+	 *  protocol)
30
+	 */
31
+	BATADV_FORW_SOME,
37
32
 
38
33
 	/**
39
34
 	 * @BATADV_FORW_SINGLE: forward the packet to a single node (currently
..
..
@@ -49,12 +44,16 @@
49
44
 
50
45
 enum batadv_forw_mode
51
46
 batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
52
-		       struct batadv_orig_node **mcast_single_orig);
47
+		       struct batadv_orig_node **mcast_single_orig,
48
+		       int *is_routable);
53
49
 
54
50
 int batadv_mcast_forw_send_orig(struct batadv_priv *bat_priv,
55
51
 				struct sk_buff *skb,
56
52
 				unsigned short vid,
57
53
 				struct batadv_orig_node *orig_node);
54
+
55
+int batadv_mcast_forw_send(struct batadv_priv *bat_priv, struct sk_buff *skb,
56
+			   unsigned short vid, int is_routable);
58
57
 
59
58
 void batadv_mcast_init(struct batadv_priv *bat_priv);
60
59
 
..
..
@@ -73,14 +72,10 @@
73
72
 
74
73
 static inline enum batadv_forw_mode
75
74
 batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
76
-		       struct batadv_orig_node **mcast_single_orig)
75
+		       struct batadv_orig_node **mcast_single_orig,
76
+		       int *is_routable)
77
77
 {
78
78
 	return BATADV_FORW_ALL;
79
-}
80
-
81
-static inline int batadv_mcast_init(struct batadv_priv *bat_priv)
82
-{
83
-	return 0;
84
79
 }
85
80
 
86
81
 static inline int
..
..
@@ -94,6 +89,19 @@
94
89
 }
95
90
 
96
91
 static inline int
92
+batadv_mcast_forw_send(struct batadv_priv *bat_priv, struct sk_buff *skb,
93
+		       unsigned short vid, int is_routable)
94
+{
95
+	kfree_skb(skb);
96
+	return NET_XMIT_DROP;
97
+}
98
+
99
+static inline int batadv_mcast_init(struct batadv_priv *bat_priv)
100
+{
101
+	return 0;
102
+}
103
+
104
+static inline int
97
105
 batadv_mcast_mesh_info_put(struct sk_buff *msg, struct batadv_priv *bat_priv)
98
106
 {
99
107
 	return 0;