unbound/util/shm_side/shm_main.h
Wouter Wijngaards 17dd3370fc - (for 1.6.3:) unbound.h exports the shm stats structures. They use
type long long and no ifdefs, and ub_ before the typenames.


git-svn-id: file:///svn/unbound/trunk@4117 be551aaa-1e26-0410-a405-d3ace91eadb9
2017-04-13 12:47:29 +00:00

69 lines
2.3 KiB
C

/*
* util/shm_side/shm_main.h - control the shared memory for unbound.
*
* Copyright (c) 2007, NLnet Labs. All rights reserved.
*
* This software is open source.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 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.
*
* Neither the name of the NLNET LABS nor the names of its contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* 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
* HOLDER 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.
*/
/**
* \file
*
* This file contains functions for the SHM side.
*/
#ifndef UTIL_SHM_SIDE_MAIN_H
#define UTIL_SHM_SIDE_MAIN_H
struct daemon;
struct worker;
/* get struct ub_shm_stat_info */
#include "libunbound/unbound.h"
/**
* The SHM info.
*/
struct shm_main_info {
/** stats_info array, shared memory segment.
* [0] is totals, [1..thread_num] are per-thread stats */
struct ub_stats_info* ptr_arr;
/** the global stats block, shared memory segment */
struct ub_shm_stat_info* ptr_ctl;
int key;
int id_ctl;
int id_arr;
};
int shm_main_init(struct daemon* daemon);
void shm_main_shutdown(struct daemon* daemon);
void shm_main_run(struct worker *worker);
#endif /* UTIL_SHM_SIDE_MAIN_H */