/**
 *  The MIT License (MIT)
 *
 *  Copyright (c) 2013 Paulo B. de Oliveira Filho <pauloborgesfilho@gmail.com>
 *  Copyright (c) 2013 Claudio Takahasi <claudio.takahasi@gmail.com>
 *  Copyright (c) 2013 João Paulo Rechi Vita <jprvita@gmail.com>
 *
 *  Permission is hereby granted, free of charge, to any person obtaining a copy
 *  of this software and associated documentation files (the "Software"), to deal
 *  in the Software without restriction, including without limitation the rights
 *  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 *  copies of the Software, and to permit persons to whom the Software is
 *  furnished to do so, subject to the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included in all
 *  copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 *  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 *  SOFTWARE.
 */

#define RADIO_MAX_PDU_LEN		39
#define RADIO_MIN_PDU_LEN		2

#define RADIO_EVT_RX_COMPLETED		1
#define RADIO_EVT_TX_COMPLETED		2

struct radio_packet {
	uint8_t pdu[RADIO_MAX_PDU_LEN];
	uint8_t len;
	uint8_t crc;
};

typedef void (*radio_handler) (uint8_t evt, void *data);

int16_t radio_init(void);
int16_t radio_stop(void);
int16_t radio_send(uint8_t ch, uint32_t aa, uint32_t crc, const uint8_t *data,
								uint8_t len);
int16_t radio_recv(uint8_t ch, uint32_t aa, uint32_t crc);
void radio_register_handler(radio_handler hdlr);