1 /*
2  * Copyright (c) 2022-2023 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 "codeccomponenttunnelrequest_fuzzer.h"
17 #include "codeccommon_fuzzer.h"
18 
19 #include <securec.h>
20 
21 namespace {
22     struct AllParameters {
23         uint32_t port;
24         int32_t tunneledComp;
25         uint32_t tunneledPort;
26         struct OMX_TUNNELSETUPTYPE tunnelSetup;
27     };
28 }
29 
30 namespace OHOS {
31 namespace Codec {
CodecComponentTunnelRequest(const uint8_t * data,size_t size)32     bool CodecComponentTunnelRequest(const uint8_t *data, size_t size)
33     {
34         struct AllParameters params;
35         if (data == nullptr || size < sizeof(params)) {
36             return false;
37         }
38 
39         if (memcpy_s(reinterpret_cast<void *>(&params), sizeof(params), data, sizeof(params)) != 0) {
40             HDF_LOGE("%{public}s: memcpy_s failed", __func__);
41             return false;
42         }
43 
44         bool result = Preconditions();
45         if (!result) {
46             HDF_LOGE("%{public}s: Preconditions failed\n", __func__);
47             return false;
48         }
49 
50         int32_t ret = g_component->ComponentTunnelRequest(g_component, params.port, params.tunneledComp,
51             params.tunneledPort, &(params.tunnelSetup));
52         if (ret != HDF_SUCCESS) {
53             HDF_LOGE("%{public}s: ComponentTunnelRequest failed, ret is [%{public}x]\n", __func__, ret);
54         }
55 
56         result = Destroy();
57         if (!result) {
58             HDF_LOGE("%{public}s: Destroy failed\n", __func__);
59             return false;
60         }
61 
62         return true;
63     }
64 } // namespace codec
65 } // namespace OHOS
66 
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)67 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
68 {
69     OHOS::Codec::CodecComponentTunnelRequest(data, size);
70     return 0;
71 }