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83 lines
3.5 KiB
83 lines
3.5 KiB
/* |
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* net/tipc/monitor.h |
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* |
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* Copyright (c) 2015, Ericsson AB |
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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_MONITOR_H |
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#define _TIPC_MONITOR_H |
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#include "netlink.h" |
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/* struct tipc_mon_state: link instance's cache of monitor list and domain state |
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* @list_gen: current generation of this node's monitor list |
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* @gen: current generation of this node's local domain |
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* @peer_gen: most recent domain generation received from peer |
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* @acked_gen: most recent generation of self's domain acked by peer |
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* @monitoring: this peer endpoint should continuously monitored |
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* @probing: peer endpoint should be temporarily probed for potential loss |
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* @synched: domain record's generation has been synched with peer after reset |
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*/ |
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struct tipc_mon_state { |
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u16 list_gen; |
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u16 peer_gen; |
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u16 acked_gen; |
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bool monitoring :1; |
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bool probing :1; |
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bool reset :1; |
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bool synched :1; |
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}; |
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int tipc_mon_create(struct net *net, int bearer_id); |
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void tipc_mon_delete(struct net *net, int bearer_id); |
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void tipc_mon_peer_up(struct net *net, u32 addr, int bearer_id); |
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void tipc_mon_peer_down(struct net *net, u32 addr, int bearer_id); |
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void tipc_mon_prep(struct net *net, void *data, int *dlen, |
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struct tipc_mon_state *state, int bearer_id); |
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void tipc_mon_rcv(struct net *net, void *data, u16 dlen, u32 addr, |
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struct tipc_mon_state *state, int bearer_id); |
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void tipc_mon_get_state(struct net *net, u32 addr, |
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struct tipc_mon_state *state, |
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int bearer_id); |
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void tipc_mon_remove_peer(struct net *net, u32 addr, int bearer_id); |
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int tipc_nl_monitor_set_threshold(struct net *net, u32 cluster_size); |
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int tipc_nl_monitor_get_threshold(struct net *net); |
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int __tipc_nl_add_monitor(struct net *net, struct tipc_nl_msg *msg, |
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u32 bearer_id); |
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int tipc_nl_add_monitor_peer(struct net *net, struct tipc_nl_msg *msg, |
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u32 bearer_id, u32 *prev_node); |
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void tipc_mon_reinit_self(struct net *net); |
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extern const int tipc_max_domain_size; |
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#endif
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