Current Path : /usr/include/dns/ |
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Current File : //usr/include/dns/xfrin.h |
/* * Copyright (C) 2004-2007, 2009 Internet Systems Consortium, Inc. ("ISC") * Copyright (C) 1999-2001, 2003 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: xfrin.h,v 1.30 2009/01/17 23:47:43 tbox Exp $ */ #ifndef DNS_XFRIN_H #define DNS_XFRIN_H 1 /***** ***** Module Info *****/ /*! \file dns/xfrin.h * \brief * Incoming zone transfers (AXFR + IXFR). */ /*** *** Imports ***/ #include <isc/lang.h> #include <dns/types.h> /*** *** Types ***/ /*% * A transfer in progress. This is an opaque type. */ typedef struct dns_xfrin_ctx dns_xfrin_ctx_t; /*** *** Functions ***/ ISC_LANG_BEGINDECLS /*% see dns_xfrin_create2() */ isc_result_t dns_xfrin_create(dns_zone_t *zone, dns_rdatatype_t xfrtype, isc_sockaddr_t *masteraddr, dns_tsigkey_t *tsigkey, isc_mem_t *mctx, isc_timermgr_t *timermgr, isc_socketmgr_t *socketmgr, isc_task_t *task, dns_xfrindone_t done, dns_xfrin_ctx_t **xfrp); isc_result_t dns_xfrin_create2(dns_zone_t *zone, dns_rdatatype_t xfrtype, isc_sockaddr_t *masteraddr, isc_sockaddr_t *sourceaddr, dns_tsigkey_t *tsigkey, isc_mem_t *mctx, isc_timermgr_t *timermgr, isc_socketmgr_t *socketmgr, isc_task_t *task, dns_xfrindone_t done, dns_xfrin_ctx_t **xfrp); /*%< * Attempt to start an incoming zone transfer of 'zone' * from 'masteraddr', creating a dns_xfrin_ctx_t object to * manage it. Attach '*xfrp' to the newly created object. * * Iff ISC_R_SUCCESS is returned, '*done' is guaranteed to be * called in the context of 'task', with 'zone' and a result * code as arguments when the transfer finishes. * * Requires: *\li 'xfrtype' is dns_rdatatype_axfr, dns_rdatatype_ixfr * or dns_rdatatype_soa (soa query followed by axfr if * serial is greater than current serial). * *\li If 'xfrtype' is dns_rdatatype_ixfr or dns_rdatatype_soa, * the zone has a database. */ void dns_xfrin_shutdown(dns_xfrin_ctx_t *xfr); /*%< * If the zone transfer 'xfr' has already finished, * do nothing. Otherwise, abort it and cause it to call * its done callback with a status of ISC_R_CANCELED. */ void dns_xfrin_detach(dns_xfrin_ctx_t **xfrp); /*%< * Detach a reference to a zone transfer object. * Caller to maintain external locking if required. */ void dns_xfrin_attach(dns_xfrin_ctx_t *source, dns_xfrin_ctx_t **target); /*%< * Caller to maintain external locking if required. */ ISC_LANG_ENDDECLS #endif /* DNS_XFRIN_H */