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https://origsvn.digium.com/svn/asterisk/branches/1.4 ........ r97697 | file | 2008-01-10 11:07:12 -0400 (Thu, 10 Jan 2008) | 6 lines Don't try to copy the category from the group if no category exists. (closes issue #11724) Reported by: IgorG Patches: group_count.v1.patch uploaded by IgorG (license 20) ........ git-svn-id: http://svn.digium.com/svn/asterisk/trunk@97698 f38db490-d61c-443f-a65b-d21fe96a405b
232 lines
6.1 KiB
C
232 lines
6.1 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 1999 - 2006, Digium, Inc.
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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 Channel group related dialplan functions
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*
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* \ingroup functions
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*/
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#include "asterisk.h"
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ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
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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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static int group_count_function_read(struct ast_channel *chan, const char *cmd,
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char *data, char *buf, size_t len)
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{
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int count = -1;
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char group[80] = "", category[80] = "";
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ast_app_group_split_group(data, group, sizeof(group), category,
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sizeof(category));
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/* If no group has been provided let's find one */
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if (ast_strlen_zero(group)) {
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struct ast_group_info *gi = NULL;
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ast_app_group_list_rdlock();
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for (gi = ast_app_group_list_head(); gi; gi = AST_LIST_NEXT(gi, list)) {
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if (gi->chan != chan)
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continue;
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if (ast_strlen_zero(category) || (!ast_strlen_zero(gi->category) && !strcasecmp(gi->category, category)))
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break;
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}
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if (gi) {
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ast_copy_string(group, gi->group, sizeof(group));
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if (!ast_strlen_zero(gi->category))
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ast_copy_string(category, gi->category, sizeof(category));
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}
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ast_app_group_list_unlock();
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}
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if ((count = ast_app_group_get_count(group, category)) == -1)
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ast_log(LOG_NOTICE, "No group could be found for channel '%s'\n", chan->name);
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else
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snprintf(buf, len, "%d", count);
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return 0;
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}
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static struct ast_custom_function group_count_function = {
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.name = "GROUP_COUNT",
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.syntax = "GROUP_COUNT([groupname][@category])",
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.synopsis = "Counts the number of channels in the specified group",
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.desc =
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"Calculates the group count for the specified group, or uses the\n"
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"channel's current group if not specifed (and non-empty).\n",
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.read = group_count_function_read,
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};
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static int group_match_count_function_read(struct ast_channel *chan,
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const char *cmd, char *data, char *buf,
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size_t len)
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{
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int count;
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char group[80] = "";
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char category[80] = "";
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ast_app_group_split_group(data, group, sizeof(group), category,
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sizeof(category));
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if (!ast_strlen_zero(group)) {
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count = ast_app_group_match_get_count(group, category);
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snprintf(buf, len, "%d", count);
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}
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return 0;
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}
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static struct ast_custom_function group_match_count_function = {
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.name = "GROUP_MATCH_COUNT",
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.syntax = "GROUP_MATCH_COUNT(groupmatch[@category])",
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.synopsis =
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"Counts the number of channels in the groups matching the specified pattern",
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.desc =
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"Calculates the group count for all groups that match the specified pattern.\n"
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"Uses standard regular expression matching (see regex(7)).\n",
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.read = group_match_count_function_read,
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.write = NULL,
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};
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static int group_function_read(struct ast_channel *chan, const char *cmd,
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char *data, char *buf, size_t len)
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{
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struct ast_group_info *gi = NULL;
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ast_app_group_list_rdlock();
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for (gi = ast_app_group_list_head(); gi; gi = AST_LIST_NEXT(gi, list)) {
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if (gi->chan != chan)
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continue;
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if (ast_strlen_zero(data))
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break;
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if (!ast_strlen_zero(gi->category) && !strcasecmp(gi->category, data))
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break;
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}
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if (gi)
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ast_copy_string(buf, gi->group, len);
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ast_app_group_list_unlock();
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return 0;
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}
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static int group_function_write(struct ast_channel *chan, const char *cmd,
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char *data, const char *value)
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{
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char grpcat[256];
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if (!ast_strlen_zero(data)) {
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snprintf(grpcat, sizeof(grpcat), "%s@%s", value, data);
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} else {
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ast_copy_string(grpcat, value, sizeof(grpcat));
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}
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if (ast_app_group_set_channel(chan, grpcat))
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ast_log(LOG_WARNING,
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"Setting a group requires an argument (group name)\n");
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return 0;
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}
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static struct ast_custom_function group_function = {
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.name = "GROUP",
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.syntax = "GROUP([category])",
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.synopsis = "Gets or sets the channel group.",
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.desc = "Gets or sets the channel group.\n",
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.read = group_function_read,
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.write = group_function_write,
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};
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static int group_list_function_read(struct ast_channel *chan, const char *cmd,
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char *data, char *buf, size_t len)
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{
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struct ast_group_info *gi = NULL;
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char tmp1[1024] = "";
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char tmp2[1024] = "";
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if (!chan)
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return -1;
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ast_app_group_list_rdlock();
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for (gi = ast_app_group_list_head(); gi; gi = AST_LIST_NEXT(gi, list)) {
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if (gi->chan != chan)
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continue;
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if (!ast_strlen_zero(tmp1)) {
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ast_copy_string(tmp2, tmp1, sizeof(tmp2));
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if (!ast_strlen_zero(gi->category))
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snprintf(tmp1, sizeof(tmp1), "%s %s@%s", tmp2, gi->group, gi->category);
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else
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snprintf(tmp1, sizeof(tmp1), "%s %s", tmp2, gi->group);
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} else {
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if (!ast_strlen_zero(gi->category))
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snprintf(tmp1, sizeof(tmp1), "%s@%s", gi->group, gi->category);
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else
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snprintf(tmp1, sizeof(tmp1), "%s", gi->group);
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}
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}
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ast_app_group_list_unlock();
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ast_copy_string(buf, tmp1, len);
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return 0;
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}
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static struct ast_custom_function group_list_function = {
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.name = "GROUP_LIST",
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.syntax = "GROUP_LIST()",
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.synopsis = "Gets a list of the groups set on a channel.",
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.desc = "Gets a list of the groups set on a channel.\n",
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.read = group_list_function_read,
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.write = NULL,
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};
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static int unload_module(void)
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{
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int res = 0;
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res |= ast_custom_function_unregister(&group_count_function);
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res |= ast_custom_function_unregister(&group_match_count_function);
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res |= ast_custom_function_unregister(&group_list_function);
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res |= ast_custom_function_unregister(&group_function);
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return res;
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}
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static int load_module(void)
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{
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int res = 0;
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res |= ast_custom_function_register(&group_count_function);
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res |= ast_custom_function_register(&group_match_count_function);
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res |= ast_custom_function_register(&group_list_function);
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res |= ast_custom_function_register(&group_function);
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return res;
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Channel group dialplan functions");
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