1*4882a593Smuzhiyun /* net/tipc/socket.h: Include file for TIPC socket code 2*4882a593Smuzhiyun * 3*4882a593Smuzhiyun * Copyright (c) 2014-2016, Ericsson AB 4*4882a593Smuzhiyun * All rights reserved. 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * Redistribution and use in source and binary forms, with or without 7*4882a593Smuzhiyun * modification, are permitted provided that the following conditions are met: 8*4882a593Smuzhiyun * 9*4882a593Smuzhiyun * 1. Redistributions of source code must retain the above copyright 10*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer. 11*4882a593Smuzhiyun * 2. Redistributions in binary form must reproduce the above copyright 12*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer in the 13*4882a593Smuzhiyun * documentation and/or other materials provided with the distribution. 14*4882a593Smuzhiyun * 3. Neither the names of the copyright holders nor the names of its 15*4882a593Smuzhiyun * contributors may be used to endorse or promote products derived from 16*4882a593Smuzhiyun * this software without specific prior written permission. 17*4882a593Smuzhiyun * 18*4882a593Smuzhiyun * Alternatively, this software may be distributed under the terms of the 19*4882a593Smuzhiyun * GNU General Public License ("GPL") version 2 as published by the Free 20*4882a593Smuzhiyun * Software Foundation. 21*4882a593Smuzhiyun * 22*4882a593Smuzhiyun * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 23*4882a593Smuzhiyun * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24*4882a593Smuzhiyun * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25*4882a593Smuzhiyun * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 26*4882a593Smuzhiyun * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27*4882a593Smuzhiyun * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28*4882a593Smuzhiyun * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29*4882a593Smuzhiyun * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30*4882a593Smuzhiyun * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31*4882a593Smuzhiyun * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32*4882a593Smuzhiyun * POSSIBILITY OF SUCH DAMAGE. 33*4882a593Smuzhiyun */ 34*4882a593Smuzhiyun 35*4882a593Smuzhiyun #ifndef _TIPC_SOCK_H 36*4882a593Smuzhiyun #define _TIPC_SOCK_H 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun #include <net/sock.h> 39*4882a593Smuzhiyun #include <net/genetlink.h> 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun /* Compatibility values for deprecated message based flow control */ 42*4882a593Smuzhiyun #define FLOWCTL_MSG_WIN 512 43*4882a593Smuzhiyun #define FLOWCTL_MSG_LIM ((FLOWCTL_MSG_WIN * 2 + 1) * SKB_TRUESIZE(MAX_MSG_SIZE)) 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun #define FLOWCTL_BLK_SZ 1024 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun /* Socket receive buffer sizes */ 48*4882a593Smuzhiyun #define RCVBUF_MIN (FLOWCTL_BLK_SZ * 512) 49*4882a593Smuzhiyun #define RCVBUF_DEF (FLOWCTL_BLK_SZ * 1024 * 2) 50*4882a593Smuzhiyun #define RCVBUF_MAX (FLOWCTL_BLK_SZ * 1024 * 16) 51*4882a593Smuzhiyun 52*4882a593Smuzhiyun struct tipc_sock; 53*4882a593Smuzhiyun 54*4882a593Smuzhiyun int tipc_socket_init(void); 55*4882a593Smuzhiyun void tipc_socket_stop(void); 56*4882a593Smuzhiyun void tipc_sk_rcv(struct net *net, struct sk_buff_head *inputq); 57*4882a593Smuzhiyun void tipc_sk_mcast_rcv(struct net *net, struct sk_buff_head *arrvq, 58*4882a593Smuzhiyun struct sk_buff_head *inputq); 59*4882a593Smuzhiyun void tipc_sk_reinit(struct net *net); 60*4882a593Smuzhiyun int tipc_sk_rht_init(struct net *net); 61*4882a593Smuzhiyun void tipc_sk_rht_destroy(struct net *net); 62*4882a593Smuzhiyun int tipc_nl_sk_dump(struct sk_buff *skb, struct netlink_callback *cb); 63*4882a593Smuzhiyun int tipc_nl_publ_dump(struct sk_buff *skb, struct netlink_callback *cb); 64*4882a593Smuzhiyun int tipc_sk_fill_sock_diag(struct sk_buff *skb, struct netlink_callback *cb, 65*4882a593Smuzhiyun struct tipc_sock *tsk, u32 sk_filter_state, 66*4882a593Smuzhiyun u64 (*tipc_diag_gen_cookie)(struct sock *sk)); 67*4882a593Smuzhiyun int tipc_nl_sk_walk(struct sk_buff *skb, struct netlink_callback *cb, 68*4882a593Smuzhiyun int (*skb_handler)(struct sk_buff *skb, 69*4882a593Smuzhiyun struct netlink_callback *cb, 70*4882a593Smuzhiyun struct tipc_sock *tsk)); 71*4882a593Smuzhiyun int tipc_dump_start(struct netlink_callback *cb); 72*4882a593Smuzhiyun int __tipc_dump_start(struct netlink_callback *cb, struct net *net); 73*4882a593Smuzhiyun int tipc_dump_done(struct netlink_callback *cb); 74*4882a593Smuzhiyun u32 tipc_sock_get_portid(struct sock *sk); 75*4882a593Smuzhiyun bool tipc_sk_overlimit1(struct sock *sk, struct sk_buff *skb); 76*4882a593Smuzhiyun bool tipc_sk_overlimit2(struct sock *sk, struct sk_buff *skb); 77*4882a593Smuzhiyun 78*4882a593Smuzhiyun int tsk_set_importance(struct sock *sk, int imp); 79*4882a593Smuzhiyun 80*4882a593Smuzhiyun #endif 81