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 "codecgetparameter_fuzzer.h"
17 #include "codeccommon_fuzzer.h"
18
19 #include <securec.h>
20
21 namespace {
22 struct AllParameters {
23 uint32_t paramIndex;
24 int8_t *paramStruct;
25 uint32_t paramStructLen;
26 };
27 }
28
29 namespace OHOS {
30 namespace Codec {
CodecGetParameter(const uint8_t * data,size_t size)31 bool CodecGetParameter(const uint8_t *data, size_t size)
32 {
33 struct AllParameters params;
34 if (data == nullptr || size < sizeof(params)) {
35 return false;
36 }
37
38 if (memcpy_s(reinterpret_cast<void *>(¶ms), sizeof(params), data, sizeof(params)) != 0) {
39 HDF_LOGE("%{public}s: memcpy_s failed", __func__);
40 return false;
41 }
42
43 bool result = Preconditions();
44 if (!result) {
45 HDF_LOGE("%{public}s: Preconditions failed\n", __func__);
46 return false;
47 }
48
49 int32_t ret = g_component->GetParameter(g_component, params.paramIndex, params.paramStruct,
50 params.paramStructLen);
51 if (ret != HDF_SUCCESS) {
52 HDF_LOGE("%{public}s: GetParameter failed, ret is [%{public}x]\n", __func__, ret);
53 }
54
55 result = Destroy();
56 if (!result) {
57 HDF_LOGE("%{public}s: Destroy failed\n", __func__);
58 return false;
59 }
60
61 return true;
62 }
63 } // namespace codec
64 } // namespace OHOS
65
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)66 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
67 {
68 OHOS::Codec::CodecGetParameter(data, size);
69 return 0;
70 }