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* BSD Telephony Of Mexico "Tormenta" Tone Zone Support 2/22/01
* Working with the "Tormenta ISA" Card
* Copyright (C) 2001-2008, Digium, Inc.
* Primary Author: Mark Spencer <>
* See for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
* This program is free software, distributed under the terms of
* the GNU Lesser General Public License Version 2.1 as published
* by the Free Software Foundation. See the LICENSE.LGPL file
* included with this program for more details.
* In addition, when this program is distributed with Asterisk in
* any form that would qualify as a 'combined work' or as a
* 'derivative work' (but not mere aggregation), you can redistribute
* and/or modify the combination under the terms of the license
* provided with that copy of Asterisk, instead of the license
* terms granted here.
#ifndef _TONEZONE_H
#define _TONEZONE_H
#include <dahdi/user.h>
struct tone_zone_sound {
int toneid;
char data[256]; /* Actual zone description */
/* Description is a series of tones of the format:
[!]freq1[+freq2][/time] separated by commas. There
are no spaces. The sequence is repeated back to the
first tone description not preceeded by !. time is
specified in milliseconds */
struct tone_zone {
int zone; /* Zone number */
char country[10]; /* Country code */
char description[40]; /* Description */
int ringcadence[DAHDI_MAX_CADENCE]; /* Ring cadence */
struct tone_zone_sound tones[DAHDI_TONE_MAX];
int dtmf_high_level; /* Power level of high frequency component
of DTMF, expressed in dBm0. */
int dtmf_low_level; /* Power level of low frequency component
of DTMF, expressed in dBm0. */
int mfr1_level; /* Power level of MFR1, expressed in dBm0. */
int mfr2_level; /* Power level of MFR2, expressed in dBm0. */
extern struct tone_zone builtin_zones[];
/* Register a given two-letter tone zone if we can */
int tone_zone_register(int fd, char *country);
/* Register a given two-letter tone zone if we can */
int tone_zone_register_zone(int fd, struct tone_zone *z);
/* Retrieve a raw tone zone structure */
struct tone_zone *tone_zone_find(char *country);
/* Retrieve a raw tone zone structure by id instead of country*/
struct tone_zone *tone_zone_find_by_num(int id);
/* Retrieve a string name for a given tone id */
char *tone_zone_tone_name(int id);
/* Set a given file descriptor into a given country -- USE THIS
zone if necessary */
int tone_zone_set_zone(int fd, char *country);
/* Get the current tone zone */
int tone_zone_get_zone(int fd);
/* Play a given tone, loading tone zone automatically
if necessary */
int tone_zone_play_tone(int fd, int toneid);