bl_mcu_sdk/examples/memheap/main.c

/**
 * @file main.c
 * @brief
 *
 * Copyright (c) 2021 Bouffalolab team
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.  The
 * ASF licenses this file to you 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.
 *
 */
#include "hal_uart.h"

int memheap_test(void)
{
    char *ptr = NULL; /* 内存块的指针 */

    for (int i = 1;; i++) {
        ptr = malloc(i * 128);

        if (ptr != NULL) {
            memcpy(ptr, "hello123456789123456789123456789", 33);
            MSG("ptr :%s\n", ptr);
            MSG("get memory :%d byte\n", i * 128);
            free(ptr);
            MSG("free memory :%d byte\n", i * 128);
            ptr = NULL;
            bflb_platform_delay_ms(100);
        } else {
            MSG("try to get %d byte memory failed!\n", i * 128);

            return 1;
        }
    }
    return 0;
}

int main(void)
{
    bflb_platform_init(0);

    MSG("memheap test\r\n");
    if (!memheap_test()) {
        BL_CASE_SUCCESS;
    } else {
        BL_CASE_FAIL;
    }

    while (1) {
        bflb_platform_delay_ms(100);
    }
}