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/*
* Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC")
* Copyright (C) 2000, 2001 Internet Software Consortium.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
* REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
* INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
* OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: lwresd.h,v 1.19 2007/06/19 23:46:59 tbox Exp $ */
#ifndef NAMED_LWRESD_H
#define NAMED_LWRESD_H 1
/*! \file */
#include <isc/types.h>
#include <isc/sockaddr.h>
#include <isccfg/cfg.h>
#include <dns/types.h>
struct ns_lwresd {
unsigned int magic;
isc_mutex_t lock;
dns_view_t *view;
ns_lwsearchlist_t *search;
unsigned int ndots;
isc_mem_t *mctx;
isc_boolean_t shutting_down;
unsigned int refs;
};
struct ns_lwreslistener {
unsigned int magic;
isc_mutex_t lock;
isc_mem_t *mctx;
isc_sockaddr_t address;
ns_lwresd_t *manager;
isc_socket_t *sock;
unsigned int refs;
ISC_LIST(ns_lwdclientmgr_t) cmgrs;
ISC_LINK(ns_lwreslistener_t) link;
};
/*%
* Configure lwresd.
*/
isc_result_t
ns_lwresd_configure(isc_mem_t *mctx, const cfg_obj_t *config);
isc_result_t
ns_lwresd_parseeresolvconf(isc_mem_t *mctx, cfg_parser_t *pctx,
cfg_obj_t **configp);
/*%
* Trigger shutdown.
*/
void
ns_lwresd_shutdown(void);
/*
* Manager functions
*/
/*% create manager */
isc_result_t
ns_lwdmanager_create(isc_mem_t *mctx, const cfg_obj_t *lwres,
ns_lwresd_t **lwresdp);
/*% attach to manager */
void
ns_lwdmanager_attach(ns_lwresd_t *source, ns_lwresd_t **targetp);
/*% detach from manager */
void
ns_lwdmanager_detach(ns_lwresd_t **lwresdp);
/*
* Listener functions
*/
/*% attach to listener */
void
ns_lwreslistener_attach(ns_lwreslistener_t *source,
ns_lwreslistener_t **targetp);
/*% detach from lister */
void
ns_lwreslistener_detach(ns_lwreslistener_t **listenerp);
/*% link client manager */
void
ns_lwreslistener_unlinkcm(ns_lwreslistener_t *listener, ns_lwdclientmgr_t *cm);
/*% unlink client manager */
void
ns_lwreslistener_linkcm(ns_lwreslistener_t *listener, ns_lwdclientmgr_t *cm);
/*
* INTERNAL FUNCTIONS.
*/
void *
ns__lwresd_memalloc(void *arg, size_t size);
void
ns__lwresd_memfree(void *arg, void *mem, size_t size);
#endif /* NAMED_LWRESD_H */
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