2 * Asterisk -- An open source telephony toolkit.
4 * Copyright (C) 1999 - 2005, Digium, Inc.
6 * Mark Spencer <markster@digium.com>
8 * See http://www.asterisk.org for more information about
9 * the Asterisk project. Please do not directly contact
10 * any of the maintainers of this project for assistance;
11 * the project provides a web site, mailing lists and IRC
12 * channels for your use.
14 * This program is free software, distributed under the terms of
15 * the GNU General Public License Version 2. See the LICENSE file
16 * at the top of the source tree.
21 * \brief Function to lookup the callerid number, and see if it is blacklisted
23 * \author Mark Spencer <markster@digium.com>
31 ASTERISK_FILE_VERSION(__FILE__
, "$Revision$")
33 #include "asterisk/pbx.h"
34 #include "asterisk/module.h"
35 #include "asterisk/channel.h"
36 #include "asterisk/astdb.h"
38 static int blacklist_read(struct ast_channel
*chan
, const char *cmd
, char *data
, char *buf
, size_t len
)
43 if (chan
->cid
.cid_num
) {
44 if (!ast_db_get("blacklist", chan
->cid
.cid_num
, blacklist
, sizeof (blacklist
)))
47 if (chan
->cid
.cid_name
) {
48 if (!ast_db_get("blacklist", chan
->cid
.cid_name
, blacklist
, sizeof (blacklist
)))
52 snprintf(buf
, len
, "%d", bl
);
56 static struct ast_custom_function blacklist_function
= {
58 .synopsis
= "Check if the callerid is on the blacklist",
59 .desc
= "Uses astdb to check if the Caller*ID is in family 'blacklist'. Returns 1 or 0.\n",
60 .syntax
= "BLACKLIST()",
61 .read
= blacklist_read
,
64 static int unload_module(void)
66 return ast_custom_function_unregister(&blacklist_function
);
69 static int load_module(void)
71 return ast_custom_function_register(&blacklist_function
);
74 AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY
, "Look up Caller*ID name/number from blacklist database");