1 /*
2 * Copyright (c) 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 OHOS::HDI::Codec::V3_0::CodecTunnelSetupType 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) {
36 return false;
37 }
38
39 if (size < sizeof(params)) {
40 return false;
41 }
42
43 if (memcpy_s(reinterpret_cast<void *>(¶ms), sizeof(params), data, sizeof(params)) != 0) {
44 HDF_LOGE("%{public}s: memcpy_s failed", __func__);
45 return false;
46 }
47
48 bool result = Preconditions();
49 if (!result) {
50 HDF_LOGE("%{public}s: Preconditions failed\n", __func__);
51 return false;
52 }
53
54 const struct OHOS::HDI::Codec::V3_0::CodecTunnelSetupType inTunnelSetup = params.tunnelSetup;
55 struct OHOS::HDI::Codec::V3_0::CodecTunnelSetupType outTunnelSetup;
56
57 int32_t ret = g_component->ComponentTunnelRequest(params.port, params.tunneledComp,
58 params.tunneledPort, inTunnelSetup, outTunnelSetup);
59 if (ret != HDF_SUCCESS) {
60 HDF_LOGE("%{public}s: ComponentTunnelRequest failed, ret is [%{public}x]\n", __func__, ret);
61 }
62
63 result = Destroy();
64 if (!result) {
65 HDF_LOGE("%{public}s: Destroy failed\n", __func__);
66 return false;
67 }
68
69 return true;
70 }
71 } // namespace codec
72 } // namespace OHOS
73
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)74 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
75 {
76 OHOS::Codec::CodecComponentTunnelRequest(data, size);
77 return 0;
78 }
79