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  • /*
     * Asterisk -- A telephony toolkit for Linux.
     *
     * Time of day - Report the time of day
     * 
     * Copyright (C) 1999, Mark Spencer
     *
     * Mark Spencer <markster@linux-support.net>
     *
     * This program is free software, distributed under the terms of
     * the GNU General Public License
     */
    
    #include <asterisk/lock.h>
    #include <asterisk/file.h>
    #include <asterisk/logger.h>
    #include <asterisk/channel.h>
    #include <asterisk/pbx.h>
    #include <asterisk/module.h>
    #include <stdlib.h>
    #include <unistd.h>
    #include <string.h>
    #include <stdlib.h>
    
    #include <pthread.h>
    
    
    static char *tdesc = "Transfer";
    
    static char *app = "Transfer";
    
    static char *synopsis = "Transfer caller to remote extension";
    
    static char *descrip = 
    "  Transfer(exten):  Requests the remote caller be transferred to\n"
    
    Jeremy McNamara's avatar
    Jeremy McNamara committed
    "a given extension. Returns -1 on hangup, or 0 on completion\n"
    
    "regardless of whether the transfer was successful.  If the transfer\n"
    "was *not* supported or successful and there exists a priority n + 101,\n"
    "then that priority will be taken next.\n" ;
    
    STANDARD_LOCAL_USER;
    
    LOCAL_USER_DECL;
    
    static int transfer_exec(struct ast_channel *chan, void *data)
    {
    	int res=0;
    	struct localuser *u;
    	if (!data || !strlen(data)) {
    		ast_log(LOG_WARNING, "Transfer requires an argument (destination)\n");
    		res = 1;
    	}
    	LOCAL_USER_ADD(u);
    	if (!res) {
    		res = ast_transfer(chan, data);
    	}
    	if (!res) {
    		/* Look for a "busy" place */
    		if (ast_exists_extension(chan, chan->context, chan->exten, chan->priority + 101, chan->callerid))
    			chan->priority += 100;
    	}
    	if (res > 0)
    		res = 0;
    	LOCAL_USER_REMOVE(u);
    	return res;
    }
    
    int unload_module(void)
    {
    	STANDARD_HANGUP_LOCALUSERS;
    	return ast_unregister_application(app);
    }
    
    int load_module(void)
    {
    	return ast_register_application(app, transfer_exec, synopsis, descrip);
    }
    
    char *description(void)
    {
    	return tdesc;
    }
    
    int usecount(void)
    {
    	int res;
    	STANDARD_USECOUNT(res);
    	return res;
    }
    
    char *key()
    {
    	return ASTERISK_GPL_KEY;
    }