/*
 * Copyright (c) 2022 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 "rejectcall_fuzzer.h"

#include <cstddef>
#include <cstdint>
#define private public
#include "addcalltoken_fuzzer.h"
#include "call_manager_service_stub.h"
#include "fuzzer/FuzzedDataProvider.h"

using namespace OHOS::Telephony;
namespace OHOS {
constexpr int32_t SLOT_NUM = 2;
constexpr int32_t CHOICE_NUM = 2;

void RejectCall(FuzzedDataProvider &provider)
{
    if (!IsServiceInited()) {
        return;
    }

    int32_t slotId = provider.ConsumeIntegral<int32_t>() % SLOT_NUM;
    int32_t rejectWithMessage = provider.ConsumeIntegral<int32_t>() % CHOICE_NUM;
    std::string message = provider.ConsumeRandomLengthString();
    MessageParcel messageParcel;
    messageParcel.WriteInt32(slotId);
    messageParcel.WriteInt32(rejectWithMessage);
    messageParcel.WriteString16(Str8ToStr16(message));
    messageParcel.RewindRead(0);
    MessageParcel reply;
    DelayedSingleton<CallManagerService>::GetInstance()->OnRejectCall(messageParcel, reply);
}

void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
{
    if (data == nullptr || size == 0) {
        return;
    }

    FuzzedDataProvider provider(data, size);
    RejectCall(provider);
    DelayedSingleton<CallManagerService>::GetInstance()->OnStop();
}
} // namespace OHOS

/* Fuzzer entry point */
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
{
    OHOS::AddCallTokenFuzzer token;
    /* Run your code on data */
    OHOS::DoSomethingInterestingWithMyAPI(data, size);
    return 0;
}