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108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2021-2022, Naveen Albert
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief Set variables and functions on other channels
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*
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* \author Naveen Albert <asterisk@phreaknet.org>
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*
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* \ingroup functions
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*/
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/*** MODULEINFO
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<support_level>extended</support_level>
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***/
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#include "asterisk.h"
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#include "asterisk/module.h"
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#include "asterisk/channel.h"
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#include "asterisk/pbx.h"
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#include "asterisk/utils.h"
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#include "asterisk/app.h"
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#include "asterisk/stringfields.h"
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/*** DOCUMENTATION
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<function name="EXPORT" language="en_US">
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<synopsis>
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Set variables or dialplan functions on any arbitrary channel that exists.
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</synopsis>
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<syntax>
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<parameter name="channel" required="true">
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<para>The complete channel name: <literal>SIP/12-abcd1234</literal>.</para>
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</parameter>
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<parameter name="var" required="true">
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<para>Variable name</para>
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</parameter>
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</syntax>
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<description>
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<para>Allows setting variables or functions on any existing channel if it exists.</para>
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</description>
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<see-also>
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<ref type="function">IMPORT</ref>
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<ref type="function">MASTER_CHANNEL</ref>
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<ref type="function">SHARED</ref>
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</see-also>
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</function>
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***/
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static int func_export_write(struct ast_channel *chan, const char *function, char *data, const char *value)
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{
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struct ast_channel *ochan;
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AST_DECLARE_APP_ARGS(args,
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AST_APP_ARG(channel);
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AST_APP_ARG(var);
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);
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AST_STANDARD_APP_ARGS(args, data);
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if (!args.channel) {
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ast_log(LOG_WARNING, "No channel was provided to %s function.\n", function);
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return -1;
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}
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if (!args.var) {
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ast_log(LOG_WARNING, "No variable name was provided to %s function.\n", function);
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return -1;
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}
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ochan = ast_channel_get_by_name(args.channel);
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if (!ochan) {
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ast_log(LOG_WARNING, "Channel '%s' not found! '%s' not set.\n", args.channel, args.var);
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return -1;
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}
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pbx_builtin_setvar_helper(ochan, args.var, value);
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ast_channel_unref(ochan);
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return 0;
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}
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static struct ast_custom_function export_function = {
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.name = "EXPORT",
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.write = func_export_write,
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};
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static int unload_module(void)
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{
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return ast_custom_function_unregister(&export_function);
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}
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static int load_module(void)
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{
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return ast_custom_function_register(&export_function);
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}
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AST_MODULE_INFO_STANDARD_EXTENDED(ASTERISK_GPL_KEY, "Set variables and functions on other channels");
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