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171 lines
3.6 KiB
171 lines
3.6 KiB
/**
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* Copyright (C) 2015 Daniel-Constantin Mierla (asipto.com)
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*
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* This file is part of Kamailio, a free SIP server.
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version
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*
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include "../../sr_module.h"
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#include "../../dprint.h"
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#include "../../mod_fix.h"
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#include "rtjson_routing.h"
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MODULE_VERSION
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str _rtjson_xavp_name = str_init("rtjson");
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static int mod_init(void);
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static int child_init(int);
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static void mod_destroy(void);
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static int w_rtjson_init_routes(sip_msg_t *msg, char *rdoc, char *rflags);
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static int w_rtjson_push_routes(sip_msg_t *msg, char *p1, char *p2);
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static int w_rtjson_next_route(sip_msg_t *msg, char *p1, char *p2);
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static int w_rtjson_update_branch(sip_msg_t *msg, char *p1, char *p2);
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static cmd_export_t cmds[]={
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{"rtjson_init_routes", (cmd_function)w_rtjson_init_routes, 1, fixup_spve_null,
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0, REQUEST_ROUTE},
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{"rtjson_push_routes", (cmd_function)w_rtjson_push_routes, 0, 0,
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0, REQUEST_ROUTE},
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{"rtjson_next_route", (cmd_function)w_rtjson_next_route, 0, 0,
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0, REQUEST_ROUTE|FAILURE_ROUTE},
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{"rtjson_update_branch", (cmd_function)w_rtjson_update_branch, 0, 0,
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0, BRANCH_ROUTE},
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{0, 0, 0, 0, 0, 0}
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};
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static param_export_t params[]={
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{"xavp_cfg", PARAM_STR, &_rtjson_xavp_name},
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{0, 0, 0}
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};
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struct module_exports exports = {
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"rtjson",
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DEFAULT_DLFLAGS, /* dlopen flags */
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cmds,
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params,
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0,
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0, /* exported MI functions */
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0, /* exported pseudo-variables */
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0, /* extra processes */
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mod_init, /* module initialization function */
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0, /* response function */
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mod_destroy, /* destroy function */
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child_init /* per child init function */
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};
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/**
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* init module function
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*/
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static int mod_init(void)
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{
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if(_rtjson_xavp_name.s==NULL || _rtjson_xavp_name.len<=0) {
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LM_ERR("invalid xavp name\n");
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return -1;
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}
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if(rtjson_init()<0) {
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LM_ERR("failed to initialize\n");
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return -1;
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}
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return 0;
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}
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/**
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* @brief Initialize async module children
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*/
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static int child_init(int rank)
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{
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return 0;
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}
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/**
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* destroy module function
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*/
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static void mod_destroy(void)
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{
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}
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/**
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*
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*/
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static int w_rtjson_init_routes(sip_msg_t *msg, char *rdoc, char *rflags)
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{
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str srdoc = {0};
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if(msg==NULL)
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return -1;
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if(fixup_get_svalue(msg, (gparam_t*)rdoc, &srdoc)!=0 || srdoc.len<=0) {
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LM_ERR("no routing information\n");
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return -1;
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}
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if(rtjson_init_routes(msg, &srdoc)<0)
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return -1;
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return 1;
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}
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/**
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*
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*/
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static int w_rtjson_push_routes(sip_msg_t *msg, char *p1, char *p2)
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{
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if(msg==NULL)
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return -1;
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if(rtjson_push_routes(msg)<0)
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return -1;
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return 1;
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}
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/**
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*
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*/
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static int w_rtjson_next_route(sip_msg_t *msg, char *p1, char *p2)
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{
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if(msg==NULL)
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return -1;
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if(rtjson_next_route(msg)<0)
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return -1;
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return 1;
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}
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/**
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*
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*/
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static int w_rtjson_update_branch(sip_msg_t *msg, char *p1, char *p2)
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{
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if(msg==NULL)
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return -1;
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if(rtjson_update_branch(msg)<0)
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return -1;
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return 1;
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}
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