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9baba73625
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@723 65c4cc65-6c06-0410-ace0-fbb531ad65f3
117 lines
2.5 KiB
C
Executable File
117 lines
2.5 KiB
C
Executable File
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Playback the special information tone to get rid of telemarketers
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*
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* Copyright (C) 1999, Mark Spencer
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*
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* Mark Spencer <markster@linux-support.net>
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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
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*/
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#include <asterisk/lock.h>
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#include <asterisk/file.h>
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#include <asterisk/logger.h>
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#include <asterisk/channel.h>
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#include <asterisk/pbx.h>
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#include <asterisk/module.h>
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#include <asterisk/translate.h>
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#include <string.h>
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#include <stdlib.h>
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#include <pthread.h>
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static char *tdesc = "Block Telemarketers with Special Information Tone";
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static char *app = "Zapateller";
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static char *synopsis = "Block telemarketers with SIT";
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static char *descrip =
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" Zapateller(options): Generates special information tone to block\n"
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"telemarketers from calling you. Returns 0 normally or -1 on hangup.\n"
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"Options is a pipe-delimited list of options. The following options\n"
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"are available: 'answer' causes the line to be answered before playing\n"
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"the tone, 'nocallerid' causes Zapateller to only play the tone if there\n"
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"is no callerid information available. Options should be separated by |\n"
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"characters\n";
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STANDARD_LOCAL_USER;
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LOCAL_USER_DECL;
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static int zapateller_exec(struct ast_channel *chan, void *data)
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{
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int res = 0;
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struct localuser *u;
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int answer = 0, nocallerid = 0;
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char *c;
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char *stringp=NULL;
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LOCAL_USER_ADD(u);
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stringp=data;
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c = strsep(&stringp, "|");
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while(c && strlen(c)) {
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if (!strcasecmp(c, "answer"))
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answer = 1;
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else if (!strcasecmp(c, "nocallerid"))
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nocallerid = 1;
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c = strsep(&stringp, "|");
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}
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ast_stopstream(chan);
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if (chan->_state != AST_STATE_UP) {
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if (answer)
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res = ast_answer(chan);
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if (!res) {
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res = ast_safe_sleep(chan, 500);
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}
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}
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if (chan->callerid && nocallerid) {
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LOCAL_USER_REMOVE(u);
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return res;
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}
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if (!res)
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res = ast_tonepair(chan, 950, 0, 330, 0);
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if (!res)
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res = ast_tonepair(chan, 1400, 0, 330, 0);
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if (!res)
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res = ast_tonepair(chan, 1800, 0, 330, 0);
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if (!res)
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res = ast_tonepair(chan, 0, 0, 1000, 0);
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LOCAL_USER_REMOVE(u);
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return res;
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}
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int unload_module(void)
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{
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STANDARD_HANGUP_LOCALUSERS;
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return ast_unregister_application(app);
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}
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int load_module(void)
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{
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return ast_register_application(app, zapateller_exec, synopsis, descrip);
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}
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char *description(void)
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{
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return tdesc;
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}
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int usecount(void)
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{
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int res;
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STANDARD_USECOUNT(res);
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return res;
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}
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char *key()
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{
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return ASTERISK_GPL_KEY;
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}
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