Mercurial > hg > freeDiameter
view extensions/app_redirect/app_redir.c @ 1329:175f2eb883a0
Add function to retrieve pmd structure associated with a request.
Returns NULL in case of error.
author | Thomas Klausner <tk@giga.or.at> |
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date | Mon, 27 Nov 2017 15:27:31 +0100 |
parents | 4a9f08d6b6ba |
children |
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/********************************************************************************************************* * Software License Agreement (BSD License) * * Author: Sebastien Decugis <sdecugis@freediameter.net> * * * * Copyright (c) 2011, WIDE Project and NICT * * All rights reserved. * * * * Redistribution and use of this software in source and binary forms, with or without modification, are * * permitted provided that the following conditions are met: * * * * * Redistributions of source code must retain the above * * copyright notice, this list of conditions and the * * following disclaimer. * * * * * Redistributions in binary form must reproduce the above * * copyright notice, this list of conditions and the * * following disclaimer in the documentation and/or other * * materials provided with the distribution. * * * * * Neither the name of the WIDE Project or NICT nor the * * names of its contributors may be used to endorse or * * promote products derived from this software without * * specific prior written permission of WIDE Project and * * NICT. * * * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED * * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * *********************************************************************************************************/ /* * Configurable routing of messages for freeDiameter. */ #include "app_redir.h" static struct fd_rt_fwd_hdl * ard_fwd_cb = NULL; /* entry point */ static int ard_entry(char * conffile) { TRACE_ENTRY("%p", conffile); /* Parse the configuration file */ CHECK_FCT( ard_conf_handle(conffile) ); /* Resolve the dictionary objects we use */ CHECK_FCT( fd_dict_search ( fd_g_config->cnf_dict, DICT_AVP, AVP_BY_NAME, "Redirect-Host", &avp_Redirect_Host, ENOENT )); CHECK_FCT( fd_dict_search ( fd_g_config->cnf_dict, DICT_AVP, AVP_BY_NAME, "Redirect-Host-Usage", &avp_Redirect_Host_Usage, ENOENT )); CHECK_FCT( fd_dict_search ( fd_g_config->cnf_dict, DICT_AVP, AVP_BY_NAME, "Redirect-Max-Cache-Time", &avp_Redirect_Max_Cache_Time, ENOENT )); /* Register the proxy callback */ CHECK_FCT( fd_rt_fwd_register(ard_rule_apply, NULL, RT_FWD_REQ, &ard_fwd_cb) ); /* We're done */ return 0; } /* Unload */ void fd_ext_fini(void) { TRACE_ENTRY(); /* Unregister the proxy callback */ if (ard_fwd_cb) { CHECK_FCT_DO( fd_rt_fwd_unregister(ard_fwd_cb, NULL), ); } /* Destroy all rules */ while (!FD_IS_LIST_EMPTY(&ard_conf->rules)) { struct ard_rule * r = ard_conf->rules.next->o; fd_list_unlink(&r->chain); while (!FD_IS_LIST_EMPTY(&r->criteria)) { struct ard_criteria * c = r->criteria.next->o; fd_list_unlink(&c->chain); if (c->is_regex) { regfree(&c->preg); } free(c->s); free(c); } while (!FD_IS_LIST_EMPTY(&r->targets)) { struct ard_target * t = r->targets.next->o; fd_list_unlink(&t->chain); free(t->s); free(t); } free(r); } /* Done */ return ; } EXTENSION_ENTRY("app_redirect", ard_entry);