examples/platform/stm32/common/STM32WB5MM-DK/Inc/app_common.h

/**
 ******************************************************************************
 * @file    app_common.h
 * @author  MCD Application Team
 * @brief   Common
 ******************************************************************************
 * @attention
 *
 * Copyright (c) 2019-2021 STMicroelectronics.
 * All rights reserved.
 *
 * This software is licensed under terms that can be found in the LICENSE file
 * in the root directory of this software component.
 * If no LICENSE file comes with this software, it is provided AS-IS.
 *
 ******************************************************************************
 */

/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __APP_COMMON_H
#define __APP_COMMON_H

#ifdef __cplusplus
extern "C" {
#endif

#include "app_conf.h"
#include "stm_logging.h"
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

/* -------------------------------- *
 *  Basic definitions               *
 * -------------------------------- */

#undef NULL
#define NULL 0

#undef FALSE
#define FALSE 0

#undef TRUE
#define TRUE (!0)

/*SECTION*/

#define section_text __attribute__((section(".extendtext"), noinline))

/* -------------------------------- *
 *  Critical Section definition     *
 * -------------------------------- */
#define BACKUP_PRIMASK() uint32_t primask_bit = __get_PRIMASK()
#define DISABLE_IRQ() __disable_irq()
#define RESTORE_PRIMASK() __set_PRIMASK(primask_bit)

/* -------------------------------- *
 *  Macro delimiters                *
 * -------------------------------- */

#define M_BEGIN                                                                                                                    \
    do                                                                                                                             \
    {

#define M_END                                                                                                                      \
    }                                                                                                                              \
    while (0)

/* -------------------------------- *
 *  Some useful macro definitions   *
 * -------------------------------- */

#ifndef MAX
#define MAX(x, y) (((x) > (y)) ? (x) : (y))
#endif

#ifndef MIN
#define MIN(x, y) (((x) < (y)) ? (x) : (y))
#endif

#define MODINC(a, m)                                                                                                               \
    M_BEGIN(a)++;                                                                                                                  \
    if ((a) >= (m))                                                                                                                \
        (a) = 0;                                                                                                                   \
    M_END

#define MODDEC(a, m)                                                                                                               \
    M_BEGIN if ((a) == 0)(a) = (m);                                                                                                \
    (a)--;                                                                                                                         \
    M_END

#define MODADD(a, b, m)                                                                                                            \
    M_BEGIN(a) += (b);                                                                                                             \
    if ((a) >= (m))                                                                                                                \
        (a) -= (m);                                                                                                                \
    M_END

#define MODSUB(a, b, m) MODADD(a, (m) - (b), m)

#define PAUSE(t)                                                                                                                   \
    M_BEGIN                                                                                                                        \
    volatile int _i;                                                                                                               \
    for (_i = t; _i > 0; _i--)                                                                                                     \
        ;                                                                                                                          \
    M_END

#define DIVF(x, y) ((x) / (y))

#define DIVC(x, y) (((x) + (y) -1) / (y))

#define DIVR(x, y) (((x) + ((y) / 2)) / (y))

#define SHRR(x, n) ((((x) >> ((n) -1)) + 1) >> 1)

#define BITN(w, n) (((w)[(n) / 32] >> ((n) % 32)) & 1)

#define BITNSET(w, n, b)                                                                                                           \
    M_BEGIN(w)[(n) / 32] |= ((U32) (b)) << ((n) % 32);                                                                             \
    M_END

/* -------------------------------- *
 *  Compiler                         *
 * -------------------------------- */
#define PLACE_IN_SECTION(__x__) __attribute__((section(__x__)))

#ifdef WIN32
#define ALIGN(n)
#else
#define ALIGN(n) __attribute__((aligned(n)))
#endif

#ifdef __cplusplus
}
#endif

#endif /*__APP_COMMON_H */