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// Copyright (c) FIRST and other WPILib contributors.
// Open Source Software; you can modify and/or share it under the terms of
// the WPILib BSD license file in the root directory of this project.
#pragma once
#include "hal/Types.h"
/** HAL data types. */
enum HAL_Type {
/** Unassigned type. */
HAL_UNASSIGNED = 0,
/** Boolean. */
HAL_BOOLEAN = 0x01,
/** Double. */
HAL_DOUBLE = 0x02,
/** Enum. */
HAL_ENUM = 0x04,
/** Int. */
HAL_INT = 0x08,
/** Long. */
HAL_LONG = 0x10,
};
/** HAL Entry Value. Note this is a typed union. */
struct HAL_Value {
union {
HAL_Bool v_boolean;
int32_t v_enum;
int32_t v_int;
int64_t v_long;
double v_double;
} data;
enum HAL_Type type;
};
#ifdef __cplusplus
extern "C" {
#endif
/**
* Build a HAL boolean value.
*
* @param v value
* @return HAL value
*/
inline struct HAL_Value HAL_MakeBoolean(HAL_Bool v) {
struct HAL_Value value;
value.type = HAL_BOOLEAN;
value.data.v_boolean = v;
return value;
}
/**
* Build a HAL enum value.
*
* @param v value
* @return HAL value
*/
inline struct HAL_Value HAL_MakeEnum(int v) {
struct HAL_Value value;
value.type = HAL_ENUM;
value.data.v_enum = v;
return value;
}
/**
* Build a HAL int value.
*
* @param v value
* @return HAL value
*/
inline struct HAL_Value HAL_MakeInt(int v) {
struct HAL_Value value;
value.type = HAL_INT;
value.data.v_int = v;
return value;
}
/**
* Build a HAL long value.
*
* @param v value
* @return HAL value
*/
inline struct HAL_Value HAL_MakeLong(int64_t v) {
struct HAL_Value value;
value.type = HAL_LONG;
value.data.v_long = v;
return value;
}
/**
* Build a HAL double value.
*
* @param v value
* @return HAL value
*/
inline struct HAL_Value HAL_MakeDouble(double v) {
struct HAL_Value value;
value.type = HAL_DOUBLE;
value.data.v_double = v;
return value;
}
#ifdef __cplusplus
} // extern "C"
#endif