asterisk/apps/app_softhangup.c

148 lines
3.5 KiB
C

/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 1999 - 2005, Digium, Inc.
*
* Mark Spencer <markster@digium.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 SoftHangup application
*
* \author Mark Spencer <markster@digium.com>
*
* \ingroup applications
*/
/*** MODULEINFO
<support_level>core</support_level>
***/
#include "asterisk.h"
#include "asterisk/file.h"
#include "asterisk/channel.h"
#include "asterisk/pbx.h"
#include "asterisk/module.h"
#include "asterisk/lock.h"
#include "asterisk/app.h"
/*** DOCUMENTATION
<application name="SoftHangup" language="en_US">
<synopsis>
Hangs up the requested channel.
</synopsis>
<syntax>
<parameter name="Technology/Resource" required="true" />
<parameter name="options">
<optionlist>
<option name="a">
<para>Hang up all channels on a specified device instead of a single resource</para>
</option>
</optionlist>
</parameter>
</syntax>
<description>
<para>Hangs up the requested channel. If there are no channels to
hangup, the application will report it.</para>
</description>
</application>
***/
static char *app = "SoftHangup";
enum {
OPTION_ALL = (1 << 0),
};
AST_APP_OPTIONS(app_opts,{
AST_APP_OPTION('a', OPTION_ALL),
});
static int softhangup_exec(struct ast_channel *chan, const char *data)
{
struct ast_channel *c = NULL;
char *cut, *opts[0];
char name[AST_CHANNEL_NAME] = "", *parse;
struct ast_flags flags = {0};
int lenmatch;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(channel);
AST_APP_ARG(options);
);
struct ast_channel_iterator *iter;
if (ast_strlen_zero(data)) {
ast_log(LOG_WARNING, "SoftHangup requires an argument (Technology/resource)\n");
return 0;
}
parse = ast_strdupa(data);
AST_STANDARD_APP_ARGS(args, parse);
if (args.argc == 2)
ast_app_parse_options(app_opts, &flags, opts, args.options);
lenmatch = strlen(args.channel);
if (!(iter = ast_channel_iterator_by_name_new(args.channel, lenmatch))) {
return -1;
}
while ((c = ast_channel_iterator_next(iter))) {
ast_channel_lock(c);
ast_copy_string(name, ast_channel_name(c), sizeof(name));
if (ast_test_flag(&flags, OPTION_ALL)) {
/* CAPI is set up like CAPI[foo/bar]/clcnt */
if (!strcmp(ast_channel_tech(c)->type, "CAPI")) {
cut = strrchr(name, '/');
/* Basically everything else is Foo/Bar-Z */
} else {
/* use strrchr() because Foo/Bar-Z could actually be Foo/B-a-r-Z */
cut = strrchr(name,'-');
}
/* Get rid of what we've cut */
if (cut)
*cut = 0;
}
if (!strcasecmp(name, args.channel)) {
ast_verb(4, "Soft hanging %s up.\n", ast_channel_name(c));
ast_softhangup(c, AST_SOFTHANGUP_EXPLICIT);
if (!ast_test_flag(&flags, OPTION_ALL)) {
ast_channel_unlock(c);
c = ast_channel_unref(c);
break;
}
}
ast_channel_unlock(c);
c = ast_channel_unref(c);
}
ast_channel_iterator_destroy(iter);
return 0;
}
static int unload_module(void)
{
return ast_unregister_application(app);
}
static int load_module(void)
{
return ast_register_application_xml(app, softhangup_exec);
}
AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Hangs up the requested channel");