/***************************************************************************
 *   Copyright (C) 2020 by Federico Amedeo Izzo IU2NUO,                    *
 *                         Niccolò Izzo IU2KIN,                            *
 *                         Silvano Seva IU2KWO                             *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 3 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, see <http://www.gnu.org/licenses/>   *
 ***************************************************************************/

#ifndef DATATYPES_H
#define DATATYPES_H

#include <stdint.h>

/**
 * \brief CTCSS and DCS type definition.
 *
 * Continuous Tone Controlled Squelch System (CTCSS)
 * sub-audible tone frequency are expressed in \em tenth of Hz.
 * For example, the subaudible tone of 88.5 Hz is represented within Hamlib by
 * 885.
 *
 * Digitally-Coded Squelch codes are simple direct integers.
 */
typedef unsigned int tone_t;

/**
 * \brief Frequency type.
 *
 * Frequency type unit in Hz, able to hold SHF frequencies.
 */
typedef uint32_t freq_t;

#endif /* DATATYPES_H */