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				synced 2025-11-03 20:38:59 +00:00 
			
		
		
		
	- restructured build tree and makefiles to eliminate recursion problems - support for embedded modules - support for static builds - simpler cross-compilation support - simpler module/loader interface (no exported symbols) git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@40722 65c4cc65-6c06-0410-ace0-fbb531ad65f3
		
			
				
	
	
		
			125 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			125 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Asterisk -- An open source telephony toolkit.
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 *
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 * Copyright (C) 1999 - 2005, Digium, Inc.
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 *
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 * Mark Spencer <markster@digium.com>
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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 App to flash a zap trunk
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 *
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 * \author Mark Spencer <markster@digium.com>
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 * 
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 * \ingroup applications
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 */
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/*** MODULEINFO
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	<depend>zaptel</depend>
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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 <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <sys/ioctl.h>
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#include <zaptel/zaptel.h>
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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 "asterisk/image.h"
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#include "asterisk/options.h"
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static char *app = "Flash";
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static char *synopsis = "Flashes a Zap Trunk";
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static char *descrip = 
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"  Flash(): Sends a flash on a zap trunk.  This is only a hack for\n"
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"people who want to perform transfers and such via AGI and is generally\n"
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"quite useless oths application will only work on Zap trunks.\n";
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static inline int zt_wait_event(int fd)
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{
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	/* Avoid the silly zt_waitevent which ignores a bunch of events */
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	int i,j=0;
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	i = ZT_IOMUX_SIGEVENT;
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	if (ioctl(fd, ZT_IOMUX, &i) == -1) return -1;
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	if (ioctl(fd, ZT_GETEVENT, &j) == -1) return -1;
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	return j;
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}
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static int flash_exec(struct ast_channel *chan, void *data)
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{
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	int res = -1;
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	int x;
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	struct ast_module_user *u;
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	struct zt_params ztp;
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	u = ast_module_user_add(chan);
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	if (!strcasecmp(chan->tech->type, "Zap")) {
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		memset(&ztp, 0, sizeof(ztp));
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		res = ioctl(chan->fds[0], ZT_GET_PARAMS, &ztp);
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		if (!res) {
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			if (ztp.sigtype & __ZT_SIG_FXS) {
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				x = ZT_FLASH;
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				res = ioctl(chan->fds[0], ZT_HOOK, &x);
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				if (!res || (errno == EINPROGRESS)) {
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					if (res) {
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						/* Wait for the event to finish */
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						zt_wait_event(chan->fds[0]);
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					}
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					res = ast_safe_sleep(chan, 1000);
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					if (option_verbose > 2)
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						ast_verbose(VERBOSE_PREFIX_3 "Flashed channel %s\n", chan->name);
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				} else
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					ast_log(LOG_WARNING, "Unable to flash channel %s: %s\n", chan->name, strerror(errno));
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			} else
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				ast_log(LOG_WARNING, "%s is not an FXO Channel\n", chan->name);
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		} else
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			ast_log(LOG_WARNING, "Unable to get parameters of %s: %s\n", chan->name, strerror(errno));
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	} else
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		ast_log(LOG_WARNING, "%s is not a Zap channel\n", chan->name);
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	ast_module_user_remove(u);
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	return res;
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}
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static int unload_module(void)
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{
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	int res;
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	res = ast_unregister_application(app);
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	ast_module_user_hangup_all();
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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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	return ast_register_application(app, flash_exec, synopsis, descrip);
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Flash channel application");
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