1135446Strhodes/* 2193149Sdougb * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") 3135446Strhodes * Copyright (C) 2000, 2001 Internet Software Consortium. 4135446Strhodes * 5193149Sdougb * Permission to use, copy, modify, and/or distribute this software for any 6135446Strhodes * purpose with or without fee is hereby granted, provided that the above 7135446Strhodes * copyright notice and this permission notice appear in all copies. 8135446Strhodes * 9135446Strhodes * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 10135446Strhodes * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 11135446Strhodes * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 12135446Strhodes * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 13135446Strhodes * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 14135446Strhodes * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 15135446Strhodes * PERFORMANCE OF THIS SOFTWARE. 16135446Strhodes */ 17135446Strhodes 18234010Sdougb/* $Id: lwresd.h,v 1.19 2007/06/19 23:46:59 tbox Exp $ */ 19135446Strhodes 20135446Strhodes#ifndef NAMED_LWRESD_H 21135446Strhodes#define NAMED_LWRESD_H 1 22135446Strhodes 23170222Sdougb/*! \file */ 24170222Sdougb 25135446Strhodes#include <isc/types.h> 26135446Strhodes#include <isc/sockaddr.h> 27135446Strhodes 28135446Strhodes#include <isccfg/cfg.h> 29135446Strhodes 30135446Strhodes#include <dns/types.h> 31135446Strhodes 32135446Strhodesstruct ns_lwresd { 33135446Strhodes unsigned int magic; 34135446Strhodes 35135446Strhodes isc_mutex_t lock; 36135446Strhodes dns_view_t *view; 37135446Strhodes ns_lwsearchlist_t *search; 38135446Strhodes unsigned int ndots; 39135446Strhodes isc_mem_t *mctx; 40135446Strhodes isc_boolean_t shutting_down; 41135446Strhodes unsigned int refs; 42135446Strhodes}; 43135446Strhodes 44135446Strhodesstruct ns_lwreslistener { 45135446Strhodes unsigned int magic; 46135446Strhodes 47135446Strhodes isc_mutex_t lock; 48135446Strhodes isc_mem_t *mctx; 49135446Strhodes isc_sockaddr_t address; 50135446Strhodes ns_lwresd_t *manager; 51135446Strhodes isc_socket_t *sock; 52135446Strhodes unsigned int refs; 53135446Strhodes ISC_LIST(ns_lwdclientmgr_t) cmgrs; 54135446Strhodes ISC_LINK(ns_lwreslistener_t) link; 55135446Strhodes}; 56135446Strhodes 57170222Sdougb/*% 58135446Strhodes * Configure lwresd. 59135446Strhodes */ 60135446Strhodesisc_result_t 61165071Sdougbns_lwresd_configure(isc_mem_t *mctx, const cfg_obj_t *config); 62135446Strhodes 63135446Strhodesisc_result_t 64135446Strhodesns_lwresd_parseeresolvconf(isc_mem_t *mctx, cfg_parser_t *pctx, 65135446Strhodes cfg_obj_t **configp); 66135446Strhodes 67170222Sdougb/*% 68135446Strhodes * Trigger shutdown. 69135446Strhodes */ 70135446Strhodesvoid 71135446Strhodesns_lwresd_shutdown(void); 72135446Strhodes 73135446Strhodes/* 74135446Strhodes * Manager functions 75135446Strhodes */ 76170222Sdougb/*% create manager */ 77135446Strhodesisc_result_t 78165071Sdougbns_lwdmanager_create(isc_mem_t *mctx, const cfg_obj_t *lwres, 79165071Sdougb ns_lwresd_t **lwresdp); 80135446Strhodes 81170222Sdougb/*% attach to manager */ 82135446Strhodesvoid 83135446Strhodesns_lwdmanager_attach(ns_lwresd_t *source, ns_lwresd_t **targetp); 84135446Strhodes 85170222Sdougb/*% detach from manager */ 86135446Strhodesvoid 87135446Strhodesns_lwdmanager_detach(ns_lwresd_t **lwresdp); 88135446Strhodes 89135446Strhodes/* 90135446Strhodes * Listener functions 91135446Strhodes */ 92170222Sdougb/*% attach to listener */ 93135446Strhodesvoid 94135446Strhodesns_lwreslistener_attach(ns_lwreslistener_t *source, 95135446Strhodes ns_lwreslistener_t **targetp); 96135446Strhodes 97170222Sdougb/*% detach from lister */ 98135446Strhodesvoid 99135446Strhodesns_lwreslistener_detach(ns_lwreslistener_t **listenerp); 100135446Strhodes 101170222Sdougb/*% link client manager */ 102135446Strhodesvoid 103135446Strhodesns_lwreslistener_unlinkcm(ns_lwreslistener_t *listener, ns_lwdclientmgr_t *cm); 104135446Strhodes 105170222Sdougb/*% unlink client manager */ 106135446Strhodesvoid 107135446Strhodesns_lwreslistener_linkcm(ns_lwreslistener_t *listener, ns_lwdclientmgr_t *cm); 108135446Strhodes 109135446Strhodes 110135446Strhodes 111135446Strhodes 112135446Strhodes/* 113135446Strhodes * INTERNAL FUNCTIONS. 114135446Strhodes */ 115135446Strhodesvoid * 116135446Strhodesns__lwresd_memalloc(void *arg, size_t size); 117135446Strhodes 118135446Strhodesvoid 119135446Strhodesns__lwresd_memfree(void *arg, void *mem, size_t size); 120135446Strhodes 121135446Strhodes#endif /* NAMED_LWRESD_H */ 122