Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
		
			
				
	
	
		
			80 lines
		
	
	
	
		
			3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
	
		
			3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * net/tipc/subscr.h: Include file for TIPC subscription service
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 *
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 * Copyright (c) 2003-2006, Ericsson AB
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 * Copyright (c) 2005, Wind River Systems
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 *
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 * 1. Redistributions of source code must retain the above copyright
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 *    notice, this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright
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 *    notice, this list of conditions and the following disclaimer in the
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 *    documentation and/or other materials provided with the distribution.
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 * 3. Neither the names of the copyright holders nor the names of its
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 *    contributors may be used to endorse or promote products derived from
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 *    this software without specific prior written permission.
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 *
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 * Alternatively, this software may be distributed under the terms of the
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 * GNU General Public License ("GPL") version 2 as published by the Free
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 * Software Foundation.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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 * POSSIBILITY OF SUCH DAMAGE.
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 */
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#ifndef _TIPC_SUBSCR_H
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#define _TIPC_SUBSCR_H
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/**
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 * struct subscription - TIPC network topology subscription object
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 * @seq: name sequence associated with subscription
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 * @timeout: duration of subscription (in ms)
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 * @filter: event filtering to be done for subscription
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 * @evt: template for events generated by subscription
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 * @subscription_list: adjacent subscriptions in subscriber's subscription list
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 * @nameseq_list: adjacent subscriptions in name sequence's subscription list
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 * @timer_ref: reference to timer governing subscription duration (may be NULL)
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 * @owner: pointer to subscriber object associated with this subscription
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 */
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struct subscription {
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	struct tipc_name_seq seq;
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	u32 timeout;
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	u32 filter;
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	struct tipc_event evt;
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	struct list_head subscription_list;
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	struct list_head nameseq_list;
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	struct timer_list timer;
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	struct subscriber *owner;
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};
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int tipc_subscr_overlap(struct subscription * sub,
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			u32 found_lower,
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			u32 found_upper);
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void tipc_subscr_report_overlap(struct subscription * sub,
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				u32 found_lower,
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				u32 found_upper,
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				u32 event,
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				u32 port_ref,
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				u32 node,
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				int must_report);
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int tipc_subscr_start(void);
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void tipc_subscr_stop(void);
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#endif
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