87 lines
3.6 KiB
C
87 lines
3.6 KiB
C
/*********************************************************************************************************
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* Software License Agreement (BSD License) *
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* Author: Alexandre Westfahl <awestfahl@freediameter.net> *
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* *
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* Copyright (c) 2010, Alexandre Westfahl, Teraoka Laboratory (Keio University), and the WIDE Project. *
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* *
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* All rights reserved. *
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* *
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* Redistribution and use of this software in source and binary forms, with or without modification, are *
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* permitted provided that the following conditions are met: *
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* *
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* * Redistributions of source code must retain the above *
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* copyright notice, this list of conditions and the *
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* following disclaimer. *
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* *
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* * Redistributions in binary form must reproduce the above *
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* copyright notice, this list of conditions and the *
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* following disclaimer in the documentation and/or other *
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* materials provided with the distribution. *
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* *
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* * Neither the name of the Teraoka Laboratory nor the *
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* names of its contributors may be used to endorse or *
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* promote products derived from this software without *
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* specific prior written permission of Teraoka Laboratory *
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* *
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* *
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR *
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS *
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR *
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* TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF *
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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*********************************************************************************************************/
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#include "freeDiameter/freeDiameter-host.h"
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#include "freeDiameter/libfdcore.h"
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/* Search a given AVP model in an AVP (extracted from libfreediameter/message.c ) */
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int fd_avp_search_avp ( struct avp * groupedavp, struct dict_object * what, struct avp ** avp )
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{
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struct avp * nextavp;
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struct avp_hdr * nextavphdr;
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struct dict_avp_data dictdata;
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TRACE_ENTRY("%p %p %p", groupedavp, what, avp);
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CHECK_FCT( fd_dict_getval(what, &dictdata) );
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// Loop only in the group AVP
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CHECK_FCT( fd_msg_browse(groupedavp, MSG_BRW_FIRST_CHILD, (void *)&nextavp, NULL) );
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CHECK_FCT( fd_msg_avp_hdr( nextavp, &nextavphdr ) );
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while (nextavphdr) {
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if ( (nextavphdr->avp_code == dictdata.avp_code) && (nextavphdr->avp_vendor == dictdata.avp_vendor) ) // always 0 if no Vendor flag
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{
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break;
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}
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// Otherwise move to next AVP in the grouped AVP
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CHECK_FCT( fd_msg_browse(nextavp, MSG_BRW_NEXT, (void *)&nextavp, NULL) );
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if(nextavp!=NULL)
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{
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CHECK_FCT( fd_msg_avp_hdr( nextavp, &nextavphdr ) );
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}
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else
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nextavphdr=NULL;
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}
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if (avp)
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*avp = nextavp;
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if (avp && nextavp) {
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struct dictionary * dict;
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CHECK_FCT( fd_dict_getdict( what, &dict) );
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CHECK_FCT_DO( fd_msg_parse_dict( nextavp, dict, NULL ), );
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}
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if (avp || nextavp)
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return 0;
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else
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return ENOENT;
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}
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