/**
 ******************************************************************************
 *
 * @file       uavtalk.h
 * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
 * @brief      Include file of the UAVTalk library
 * @see        The GNU Public License (GPL) Version 3
 *
 *****************************************************************************/
/*
 * 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, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */

#ifndef UAVTALK_C_H
#define UAVTALK_C_H

#include <stdint.h>

// Public constants
#define UAVTALK_WAITFOREVER -1
#define UAVTALK_NOWAIT 0

// Public types
typedef int32_t (*UAVTalkUnpackCb)(uint32_t objId, uint8_t* data, int32_t length);
typedef int32_t (*UAVTalkPackCb)(uint32_t objId, uint8_t* data, int32_t maxLength);
typedef int32_t (*UAVTalkOutputStream)(uint8_t* data, int32_t length);

// Public functions
int32_t UAVTalkInitialize(UAVTalkOutputStream outputStream);
int32_t UAVTalkConnectObject(uint32_t objectId, UAVTalkPackCb packCb, UAVTalkUnpackCb unpackCb, int32_t updatePeriodMs);
int32_t UAVTalkSetUpdatePeriod(uint32_t objectId, int32_t updatePeriodMs);
int32_t UAVTalkSetOutputStream(UAVTalkOutputStream outputStream);
int32_t UAVTalkSendObject(uint32_t objectId, uint8_t acked, int32_t timeoutMs);
int32_t UAVTalkSendObjectRequest(uint32_t objectId, int32_t timeoutMs);
int32_t UAVTalkProcessInputStream(uint8_t rxbyte);
int32_t UAVTalkProcessPeriodicUpdates(void);


#endif // UAVTALK_C_H