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/*
* include/haproxy/dns_ring.h
* Exported functions for ring buffers used for disposable data.
* This is a fork of ring.h for DNS usage.
*
* Copyright (C) 2000-2019 Willy Tarreau - w@1wt.eu
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, version 2.1
* exclusively.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _HAPROXY_DNS_RING_H
#define _HAPROXY_DNS_RING_H
#include <stdlib.h>
#include <import/ist.h>
#include <haproxy/dns_ring-t.h>
struct appctx;
struct dns_ring *dns_ring_new(size_t size);
void dns_ring_init(struct dns_ring *ring, void* area, size_t size);
void dns_ring_free(struct dns_ring *ring);
ssize_t dns_ring_write(struct dns_ring *ring, size_t maxlen, const struct ist pfx[], size_t npfx, const struct ist msg[], size_t nmsg);
int dns_ring_attach(struct dns_ring *ring);
void dns_ring_detach_appctx(struct dns_ring *ring, struct appctx *appctx, size_t ofs);
#endif /* _HAPROXY_DNS_RING_H */
/*
* Local variables:
* c-indent-level: 8
* c-basic-offset: 8
* End:
*/
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