1/*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include "startdtmf_fuzzer.h"
17
18#include <cstddef>
19#include <cstdint>
20#define private public
21#include "addcalltoken_fuzzer.h"
22#include "call_manager_service_stub.h"
23
24using namespace OHOS::Telephony;
25namespace OHOS {
26constexpr int32_t CALL_ID_NUM = 10;
27
28void StartDtmf(const uint8_t *data, size_t size)
29{
30    if (!IsServiceInited()) {
31        return;
32    }
33
34    int32_t callId = size % CALL_ID_NUM;
35    char str = *reinterpret_cast<const char *>(data);
36    MessageParcel dataMessageParcel;
37    dataMessageParcel.WriteInt32(callId);
38    dataMessageParcel.WriteInt8(str);
39    dataMessageParcel.RewindRead(0);
40    MessageParcel reply;
41    DelayedSingleton<CallManagerService>::GetInstance()->OnStartDtmf(dataMessageParcel, reply);
42}
43
44void StopRtt(const uint8_t *data, size_t size)
45{
46    if (!IsServiceInited()) {
47        return;
48    }
49
50    int32_t callId = size % CALL_ID_NUM;
51    MessageParcel dataMessageParcel;
52    dataMessageParcel.WriteInt32(callId);
53    dataMessageParcel.RewindRead(0);
54    MessageParcel reply;
55    DelayedSingleton<CallManagerService>::GetInstance()->OnStopRtt(dataMessageParcel, reply);
56}
57
58void SetMuted(const uint8_t *data, size_t size)
59{
60    if (!IsServiceInited()) {
61        return;
62    }
63
64    bool isMute = false;
65    MessageParcel dataMessageParcel;
66    dataMessageParcel.WriteBool(isMute);
67    dataMessageParcel.RewindRead(0);
68    MessageParcel reply;
69    DelayedSingleton<CallManagerService>::GetInstance()->OnSetMute(dataMessageParcel, reply);
70}
71
72void MuteRinger(const uint8_t *data, size_t size)
73{
74    if (!IsServiceInited()) {
75        return;
76    }
77
78    MessageParcel dataMessageParcel;
79    dataMessageParcel.WriteBuffer(data, size);
80    dataMessageParcel.RewindRead(0);
81    MessageParcel reply;
82    DelayedSingleton<CallManagerService>::GetInstance()->OnSetMute(dataMessageParcel, reply);
83}
84
85void DoSomethingInterestingWithMyAPI(const uint8_t *data, size_t size)
86{
87    if (data == nullptr || size == 0) {
88        return;
89    }
90
91    StartDtmf(data, size);
92    StopRtt(data, size);
93    SetMuted(data, size);
94    MuteRinger(data, size);
95}
96} // namespace OHOS
97
98/* Fuzzer entry point */
99extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
100{
101    OHOS::AddCallTokenFuzzer token;
102    /* Run your code on data */
103    OHOS::DoSomethingInterestingWithMyAPI(data, size);
104    return 0;
105}
106