owner-nrf52sdk/nRF5_SDK_15.2.0/external/cJSON/cJSON_iot_hooks.c

/**
 * Copyright (c) 2015 - 2018, Nordic Semiconductor ASA
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 *    Semiconductor ASA integrated circuit in a product or a software update for
 *    such product, must reproduce the above copyright notice, this list of
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 *
 * 3. Neither the name of Nordic Semiconductor ASA nor the names of its
 *    contributors may be used to endorse or promote products derived from this
 *    software without specific prior written permission.
 *
 * 4. This software, with or without modification, must only be used with a
 *    Nordic Semiconductor ASA integrated circuit.
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#include <stdlib.h>
#include "cJSON.h"
#include "cJSON_iot_hooks.h"
#include "sdk_config.h"
#include "mem_manager.h"

static cJSON_Hooks m_iot_hooks;

/**@brief malloc() function definition. */
static void * malloc_fn_hook(size_t sz)
{    
    return nrf_malloc(sz);
}

/**@brief free() function definition. */
static void free_fn_hook(void * p_ptr)
{
    nrf_free((uint8_t * ) p_ptr);
}

/**@brief Initialize cJSON by assigning function hooks. */
void cJSON_Init(void)
{
    m_iot_hooks.malloc_fn = malloc_fn_hook;
    m_iot_hooks.free_fn   = free_fn_hook;

    cJSON_InitHooks(&m_iot_hooks);
}