/*
 * 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_bitmap.h"
#include <stddef.h>

#define UINT32_BITNUM 32

void SoftbusBitmapSet(uint32_t *bitmap, const uint8_t pos)
{
    if (bitmap == NULL || pos >= UINT32_BITNUM) {
        return;
    }
    *bitmap |= 1U << pos;
}

void SoftbusBitmapClr(uint32_t *bitmap, const uint8_t pos)
{
    if (bitmap == NULL || pos >= UINT32_BITNUM) {
        return;
    }
    *bitmap &= ~(1U << pos);
}

bool SoftbusIsBitmapSet(const uint32_t *bitmap, const uint8_t pos)
{
    if (bitmap == NULL || pos >= UINT32_BITNUM) {
        return false;
    }
    bool flag = ((1U << pos) & (*bitmap)) ? true : false;
    return flag;
}