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- /*
- * Asterisk -- An open source telephony toolkit.
- *
- * Copyright (C) 2021-2022, Naveen Albert
- *
- * 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 Set variables and functions on other channels
- *
- * \author Naveen Albert <asterisk@phreaknet.org>
- *
- * \ingroup functions
- */
- /*** MODULEINFO
- <support_level>extended</support_level>
- ***/
- #include "asterisk.h"
- #include "asterisk/module.h"
- #include "asterisk/channel.h"
- #include "asterisk/pbx.h"
- #include "asterisk/utils.h"
- #include "asterisk/app.h"
- #include "asterisk/stringfields.h"
- /*** DOCUMENTATION
- <function name="EXPORT" language="en_US">
- <synopsis>
- Set variables or dialplan functions on any arbitrary channel that exists.
- </synopsis>
- <syntax>
- <parameter name="channel" required="true">
- <para>The complete channel name: <literal>SIP/12-abcd1234</literal>.</para>
- </parameter>
- <parameter name="var" required="true">
- <para>Variable name</para>
- </parameter>
- </syntax>
- <description>
- <para>Allows setting variables or functions on any existing channel if it exists.</para>
- </description>
- <see-also>
- <ref type="function">IMPORT</ref>
- <ref type="function">MASTER_CHANNEL</ref>
- <ref type="function">SHARED</ref>
- </see-also>
- </function>
- ***/
- static int func_export_write(struct ast_channel *chan, const char *function, char *data, const char *value)
- {
- struct ast_channel *ochan;
- AST_DECLARE_APP_ARGS(args,
- AST_APP_ARG(channel);
- AST_APP_ARG(var);
- );
- AST_STANDARD_APP_ARGS(args, data);
- if (!args.channel) {
- ast_log(LOG_WARNING, "No channel was provided to %s function.\n", function);
- return -1;
- }
- if (!args.var) {
- ast_log(LOG_WARNING, "No variable name was provided to %s function.\n", function);
- return -1;
- }
- ochan = ast_channel_get_by_name(args.channel);
- if (!ochan) {
- ast_log(LOG_WARNING, "Channel '%s' not found! '%s' not set.\n", args.channel, args.var);
- return -1;
- }
- pbx_builtin_setvar_helper(ochan, args.var, value);
- ast_channel_unref(ochan);
- return 0;
- }
- static struct ast_custom_function export_function = {
- .name = "EXPORT",
- .write = func_export_write,
- };
- static int unload_module(void)
- {
- return ast_custom_function_unregister(&export_function);
- }
- static int load_module(void)
- {
- return ast_custom_function_register(&export_function);
- }
- AST_MODULE_INFO_STANDARD_EXTENDED(ASTERISK_GPL_KEY, "Set variables and functions on other channels");
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