2008-06-25 16:00:54 +00:00
|
|
|
/*
|
|
|
|
* Asterisk -- An open source telephony toolkit.
|
|
|
|
*
|
|
|
|
* Copyright (c) 2008, Digium, Inc.
|
|
|
|
*
|
|
|
|
* Tilghman Lesher <res_curl_v1@the-tilghman.com>
|
|
|
|
*
|
|
|
|
* See http://www.asterisk.org for more information about
|
|
|
|
* the Asterisk project. Please do not directly contact
|
|
|
|
* any of the maintainers of this project for assistance;
|
|
|
|
* the project provides a web site, mailing lists and IRC
|
|
|
|
* channels for your use.
|
|
|
|
*
|
|
|
|
* This program is free software, distributed under the terms of
|
|
|
|
* the GNU General Public License Version 2. See the LICENSE file
|
|
|
|
* at the top of the source tree.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/*! \file
|
|
|
|
*
|
|
|
|
* \brief curl resource engine
|
|
|
|
*
|
|
|
|
* \author Tilghman Lesher <res_curl_v1@the-tilghman.com>
|
|
|
|
*
|
2012-09-21 17:14:59 +00:00
|
|
|
* Depends on the CURL library - http://curl.haxx.se/
|
2008-06-25 16:00:54 +00:00
|
|
|
*
|
|
|
|
*/
|
|
|
|
|
2012-10-14 21:44:27 +00:00
|
|
|
/*! \li \ref res_curl.c uses the configuration file \ref res_curl.conf
|
2012-10-01 23:24:10 +00:00
|
|
|
* \addtogroup configuration_file Configuration Files
|
|
|
|
*/
|
|
|
|
|
|
|
|
/*!
|
|
|
|
* \page res_curl.conf res_curl.conf
|
|
|
|
* \verbinclude res_curl.conf.sample
|
|
|
|
*/
|
|
|
|
|
2008-06-25 16:00:54 +00:00
|
|
|
/*** MODULEINFO
|
|
|
|
<depend>curl</depend>
|
2012-08-18 01:14:42 +00:00
|
|
|
<support_level>core</support_level>
|
2008-06-25 16:00:54 +00:00
|
|
|
***/
|
|
|
|
|
|
|
|
#include "asterisk.h"
|
|
|
|
|
|
|
|
#include <curl/curl.h>
|
|
|
|
|
|
|
|
#include "asterisk/module.h"
|
|
|
|
|
2012-09-20 11:05:40 +00:00
|
|
|
static const char *dependents[] = {
|
|
|
|
"func_curl.so",
|
|
|
|
"res_config_curl.so",
|
2015-01-29 14:38:23 +00:00
|
|
|
"res_http_media_cache.so",
|
2012-09-20 11:05:40 +00:00
|
|
|
};
|
|
|
|
|
2008-06-25 16:00:54 +00:00
|
|
|
static int unload_module(void)
|
|
|
|
{
|
|
|
|
int res = 0;
|
2012-09-20 11:05:40 +00:00
|
|
|
size_t i;
|
2008-06-25 16:00:54 +00:00
|
|
|
|
|
|
|
/* If the dependent modules are still in memory, forbid unload */
|
2012-09-20 11:05:40 +00:00
|
|
|
for (i = 0; i < ARRAY_LEN(dependents); i++) {
|
|
|
|
if (ast_module_check(dependents[i])) {
|
|
|
|
ast_log(LOG_ERROR, "%s (dependent module) is still loaded. Cannot unload res_curl.so\n", dependents[i]);
|
|
|
|
res = -1;
|
|
|
|
}
|
2008-06-25 16:00:54 +00:00
|
|
|
}
|
|
|
|
|
2012-09-20 11:05:40 +00:00
|
|
|
if (res)
|
2008-06-25 16:00:54 +00:00
|
|
|
return -1;
|
|
|
|
|
|
|
|
curl_global_cleanup();
|
|
|
|
|
|
|
|
return res;
|
|
|
|
}
|
|
|
|
|
2012-10-01 23:24:10 +00:00
|
|
|
/*!
|
|
|
|
* \brief Load the module
|
|
|
|
*
|
|
|
|
* Module loading including tests for configuration or dependencies.
|
|
|
|
* This function can return AST_MODULE_LOAD_FAILURE, AST_MODULE_LOAD_DECLINE,
|
|
|
|
* or AST_MODULE_LOAD_SUCCESS. If a dependency or environment variable fails
|
|
|
|
* tests return AST_MODULE_LOAD_FAILURE. If the module can not load the
|
|
|
|
* configuration file or other non-critical problem return
|
|
|
|
* AST_MODULE_LOAD_DECLINE. On success return AST_MODULE_LOAD_SUCCESS.
|
|
|
|
*/
|
2008-06-25 16:00:54 +00:00
|
|
|
static int load_module(void)
|
|
|
|
{
|
|
|
|
int res = 0;
|
|
|
|
|
|
|
|
if (curl_global_init(CURL_GLOBAL_ALL)) {
|
2012-09-20 11:05:40 +00:00
|
|
|
ast_log(LOG_ERROR, "Unable to initialize the cURL library. Cannot load res_curl.so\n");
|
2008-06-25 16:00:54 +00:00
|
|
|
return AST_MODULE_LOAD_DECLINE;
|
2010-07-20 19:35:02 +00:00
|
|
|
}
|
2008-06-25 16:00:54 +00:00
|
|
|
|
|
|
|
return res;
|
|
|
|
}
|
|
|
|
|
2010-07-20 19:35:02 +00:00
|
|
|
AST_MODULE_INFO(ASTERISK_GPL_KEY, AST_MODFLAG_LOAD_ORDER, "cURL Resource Module",
|
2015-05-06 00:49:04 +00:00
|
|
|
.support_level = AST_MODULE_SUPPORT_CORE,
|
|
|
|
.load = load_module,
|
|
|
|
.unload = unload_module,
|
|
|
|
.load_pri = AST_MODPRI_REALTIME_DEPEND,
|
|
|
|
);
|