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/*
ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* @file hal_barometer.h
* @brief Generic barometer interface header.
*
* @addtogroup HAL_BAROMETER
* @{
*/
#ifndef HAL_BAROMETER_H
#define HAL_BAROMETER_H
#include "hal_sensors.h"
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/*===========================================================================*/
/* Driver data structures and types. */
/*===========================================================================*/
/**
* @brief BaseBarometer specific methods.
*/
#define _base_barometer_methods_alone \
/* Invoke the set bias procedure.*/ \
msg_t (*set_bias)(void *instance, float biases[]); \
/* Remove bias stored data.*/ \
msg_t (*reset_bias)(void *instance); \
/* Invoke the set sensitivity procedure.*/ \
msg_t (*set_sensitivity)(void *instance, float sensitivities[]); \
/* Restore sensitivity stored data to default.*/ \
msg_t (*reset_sensitivity)(void *instance);
/**
* @brief BaseBarometer specific methods with inherited ones.
*/
#define _base_barometer_methods \
_base_sensor_methods \
_base_barometer_methods_alone
/**
* @brief @p BaseBarometer virtual methods table.
*/
struct BaseBarometerVMT {
_base_barometer_methods
};
/**
* @brief @p BaseBarometer specific data.
*/
#define _base_barometer_data \
_base_sensor_data
/**
* @brief Base barometer class.
* @details This class represents a generic barometer.
*/
typedef struct {
/** @brief Virtual Methods Table.*/
const struct BaseBarometerVMT *vmt_barometer;
_base_barometer_data
} BaseBarometer;
/*===========================================================================*/
/* Driver macros. */
/*===========================================================================*/
/**
* @name Macro Functions (BaseBarometer)
* @{
*/
/**
* @brief Instance getter.
* @details This special method is used to get the instance of this class
* object from a derived class.
*/
#define getBaseBarometer(ip) ((BaseBarometer *)&(ip)->vmt_barometer)
/**
* @brief Barometer get channels number.
*
* @param[in] ip pointer to a @p BaseBarometer class.
* @return The number of channels of the BaseBarometer
*
* @api
*/
#define barometerGetChannelsNumber(ip) \
(ip)->vmt_barometer->get_channels_number(ip)
/**
* @brief Barometer read raw data.
*
* @param[in] ip pointer to a @p BaseBarometer class.
* @param[in] dp pointer to a data array.
*
* @return The operation status.
* @retval MSG_OK if the function succeeded.
* @retval MSG_RESET if one or more errors occurred.
*
* @api
*/
#define barometerReadRaw(ip, dp) \
(ip)->vmt_barometer->read_raw(ip, dp)
/**
* @brief Barometer read cooked data.
*
* @param[in] ip pointer to a @p BaseBarometer class.
* @param[in] dp pointer to a data array.
*
* @return The operation status.
* @retval MSG_OK if the function succeeded.
* @retval MSG_RESET if one or more errors occurred.
*
* @api
*/
#define barometerReadCooked(ip, dp) \
(ip)->vmt_barometer->read_cooked(ip, dp)
/**
* @brief Updates barometer bias data from received buffer.
* @note The bias buffer must have the same length of the
* the barometer channels number.
*
* @param[in] ip pointer to a @p BaseBarometer class.
* @param[in] bp pointer to a buffer of bias values.
*
* @return The operation status.
* @retval MSG_OK if the function succeeded.
* @retval MSG_RESET if one or more errors occurred.
*
* @api
*/
#define barometerSetBias(ip, bp) \
(ip)->vmt_barometer->set_bias(ip, bp)
/**
* @brief Reset barometer bias data restoring it to zero.
*
* @param[in] ip pointer to a @p BaseBarometer class.
*
* @return The operation status.
* @retval MSG_OK if the function succeeded.
* @retval MSG_RESET if one or more errors occurred.
*
* @api
*/
#define barometerResetBias(ip) \
(ip)->vmt_barometer->reset_bias(ip)
/**
* @brief Updates barometer sensitivity data from received buffer.
* @note The sensitivity buffer must have the same length of the
* the barometer channels number.
*
* @param[in] ip pointer to a @p BaseBarometer class.
* @param[in] sp pointer to a buffer of sensitivity values.
*
* @return The operation status.
* @retval MSG_OK if the function succeeded.
* @retval MSG_RESET if one or more errors occurred.
*
* @api
*/
#define barometerSetSensitivity(ip, sp) \
(ip)->vmt_barometer->set_sensitivity(ip, sp)
/**
* @brief Reset barometer sensitivity data restoring it to its typical
* value.
*
* @param[in] ip pointer to a @p BaseBarometer class.
*
* @return The operation status.
* @retval MSG_OK if the function succeeded.
* @retval MSG_RESET if one or more errors occurred.
*
* @api
*/
#define barometerResetSensitivity(ip) \
(ip)->vmt_barometer->reset_sensitivity(ip)
/** @} */
/*===========================================================================*/
/* External declarations. */
/*===========================================================================*/
#ifdef __cplusplus
extern "C" {
#endif
#ifdef __cplusplus
}
#endif
#endif /* HAL_BAROMETER_H */
/** @} */
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