xref: /openbmc/linux/net/tipc/socket.h (revision 293d5b43)
1 /* net/tipc/socket.h: Include file for TIPC socket code
2  *
3  * Copyright (c) 2014-2016, Ericsson AB
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  * 3. Neither the names of the copyright holders nor the names of its
15  *    contributors may be used to endorse or promote products derived from
16  *    this software without specific prior written permission.
17  *
18  * Alternatively, this software may be distributed under the terms of the
19  * GNU General Public License ("GPL") version 2 as published by the Free
20  * Software Foundation.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
26  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32  * POSSIBILITY OF SUCH DAMAGE.
33  */
34 
35 #ifndef _TIPC_SOCK_H
36 #define _TIPC_SOCK_H
37 
38 #include <net/sock.h>
39 #include <net/genetlink.h>
40 
41 /* Compatibility values for deprecated message based flow control */
42 #define FLOWCTL_MSG_WIN 512
43 #define FLOWCTL_MSG_LIM ((FLOWCTL_MSG_WIN * 2 + 1) * SKB_TRUESIZE(MAX_MSG_SIZE))
44 
45 #define FLOWCTL_BLK_SZ 1024
46 
47 /* Socket receive buffer sizes */
48 #define RCVBUF_MIN  (FLOWCTL_BLK_SZ * 512)
49 #define RCVBUF_DEF  (FLOWCTL_BLK_SZ * 1024 * 2)
50 #define RCVBUF_MAX  (FLOWCTL_BLK_SZ * 1024 * 16)
51 
52 int tipc_socket_init(void);
53 void tipc_socket_stop(void);
54 void tipc_sk_rcv(struct net *net, struct sk_buff_head *inputq);
55 void tipc_sk_mcast_rcv(struct net *net, struct sk_buff_head *arrvq,
56 		       struct sk_buff_head *inputq);
57 void tipc_sk_reinit(struct net *net);
58 int tipc_sk_rht_init(struct net *net);
59 void tipc_sk_rht_destroy(struct net *net);
60 int tipc_nl_sk_dump(struct sk_buff *skb, struct netlink_callback *cb);
61 int tipc_nl_publ_dump(struct sk_buff *skb, struct netlink_callback *cb);
62 
63 #endif
64