xref: /foundation/communication/dsoftbus/adapter/common/kernel/posix/softbus_adapter_mem.c

/*
 * Copyright (c) 2021 Huawei Device Co., Ltd.
 * 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.
 */

#include "softbus_adapter_mem.h"

#include <securec.h>

void *SoftBusMalloc(unsigned int size)
{
    if (size > MAX_MALLOC_SIZE) {
        return NULL;
    }
    return malloc(size);
}

void *SoftBusCalloc(unsigned int size)
{
    void *tmp = SoftBusMalloc(size);
    if (tmp == NULL) {
        return NULL;
    }

    errno_t err = memset_s(tmp, size, 0, size);
    if (err != EOK) {
        SoftBusFree(tmp);
        return NULL;
    }
    return tmp;
}

void SoftBusFree(void *pt)
{
    if (pt == NULL) {
        return;
    }
    free(pt);
}

void SoftBusClearFree(void *pt, unsigned int size)
{
    if (pt == NULL) {
        return;
    }
    (void)memset_s(pt, size, 0, size);
    SoftBusFree(pt);
}