/*
 * Copyright (c) 2024 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 "dump_ffrt_helper.h"

#include <cstdint>
#include <cstring>
#include "ffrt_inner.h"

namespace OHOS {
namespace AppExecFwk {
constexpr const uint32_t MAX_BUF_SIZE = (1U << 19);
int DumpFfrtHelper::DumpFfrt(std::string& result)
{
    result.resize(MAX_BUF_SIZE);

    int printNum = ffrt_dump(ffrt_dump_cmd_t::DUMP_INFO_ALL, &result[0], MAX_BUF_SIZE);
    if (printNum > 0) {
        result.resize(printNum);
        return 0;
    }
    result.resize(0);
    return -1;
}
}  // namespace AppExecFwk
}  // namespace OHOS