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 | struct tipc_sock; |
53 | |
54 | int tipc_socket_init(void); |
55 | void tipc_socket_stop(void); |
56 | void tipc_sk_rcv(struct net *net, struct sk_buff_head *inputq); |
57 | void tipc_sk_mcast_rcv(struct net *net, struct sk_buff_head *arrvq, |
58 | struct sk_buff_head *inputq); |
59 | void tipc_sk_reinit(struct net *net); |
60 | int tipc_sk_rht_init(struct net *net); |
61 | void tipc_sk_rht_destroy(struct net *net); |
62 | int tipc_nl_sk_dump(struct sk_buff *skb, struct netlink_callback *cb); |
63 | int tipc_nl_publ_dump(struct sk_buff *skb, struct netlink_callback *cb); |
64 | int tipc_sk_fill_sock_diag(struct sk_buff *skb, struct netlink_callback *cb, |
65 | struct tipc_sock *tsk, u32 sk_filter_state, |
66 | u64 (*tipc_diag_gen_cookie)(struct sock *sk)); |
67 | int tipc_nl_sk_walk(struct sk_buff *skb, struct netlink_callback *cb, |
68 | int (*skb_handler)(struct sk_buff *skb, |
69 | struct netlink_callback *cb, |
70 | struct tipc_sock *tsk)); |
71 | int tipc_dump_start(struct netlink_callback *cb); |
72 | int __tipc_dump_start(struct netlink_callback *cb, struct net *net); |
73 | int tipc_dump_done(struct netlink_callback *cb); |
74 | u32 tipc_sock_get_portid(struct sock *sk); |
75 | bool tipc_sk_overlimit1(struct sock *sk, struct sk_buff *skb); |
76 | bool tipc_sk_overlimit2(struct sock *sk, struct sk_buff *skb); |
77 | int tipc_sk_bind(struct socket *sock, struct sockaddr *skaddr, int alen); |
78 | int tsk_set_importance(struct sock *sk, int imp); |
79 | |
80 | #endif |
81 | |