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			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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|  
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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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| 
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| static char *tdesc = "Block Telemarketers with Special Information Tone";
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| 
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| static char *app = "Zapateller";
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| 
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| static char *synopsis = "Block telemarketers with SIT";
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| 
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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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| 
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| STANDARD_LOCAL_USER;
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| 
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| LOCAL_USER_DECL;
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| 
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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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| 	
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| 	LOCAL_USER_ADD(u);
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| 
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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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| 
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|                 c = strsep(&stringp, "|");
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|         }
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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