| /* |
| * net/tipc/subscr.h: Include file for TIPC network topology service |
| * |
| * Copyright (c) 2003-2006, Ericsson AB |
| * Copyright (c) 2005-2007, 2012-2013, Wind River Systems |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. Neither the names of the copyright holders nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * Alternatively, this software may be distributed under the terms of the |
| * GNU General Public License ("GPL") version 2 as published by the Free |
| * Software Foundation. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef _TIPC_SUBSCR_H |
| #define _TIPC_SUBSCR_H |
| |
| #include "server.h" |
| |
| struct tipc_subscription; |
| struct tipc_subscriber; |
| |
| /** |
| * struct tipc_subscription - TIPC network topology subscription object |
| * @subscriber: pointer to its subscriber |
| * @seq: name sequence associated with subscription |
| * @timeout: duration of subscription (in ms) |
| * @filter: event filtering to be done for subscription |
| * @timer: timer governing subscription duration (optional) |
| * @nameseq_list: adjacent subscriptions in name sequence's subscription list |
| * @subscription_list: adjacent subscriptions in subscriber's subscription list |
| * @server_ref: object reference of server port associated with subscription |
| * @swap: indicates if subscriber uses opposite endianness in its messages |
| * @evt: template for events generated by subscription |
| */ |
| struct tipc_subscription { |
| struct tipc_subscriber *subscriber; |
| struct tipc_name_seq seq; |
| u32 timeout; |
| u32 filter; |
| struct timer_list timer; |
| struct list_head nameseq_list; |
| struct list_head subscription_list; |
| int swap; |
| struct tipc_event evt; |
| }; |
| |
| int tipc_subscr_overlap(struct tipc_subscription *sub, u32 found_lower, |
| u32 found_upper); |
| |
| void tipc_subscr_report_overlap(struct tipc_subscription *sub, u32 found_lower, |
| u32 found_upper, u32 event, u32 port_ref, |
| u32 node, int must); |
| |
| int tipc_subscr_start(void); |
| |
| void tipc_subscr_stop(void); |
| |
| #endif |