1 /*
2 * Copyright (c) 2025 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 "auth_acl_fuzzer.h"
17
18 #include <fuzzer/FuzzedDataProvider.h>
19 #include <string>
20
21 #include "device_manager_service_listener.h"
22 #include "dm_auth_state.h"
23 #include "dm_freeze_process.h"
24
25 namespace OHOS {
26 namespace DistributedHardware {
AuthAclFuzzTest(const uint8_t * data,size_t size)27 void AuthAclFuzzTest(const uint8_t* data, size_t size)
28 {
29 if ((data == nullptr) || (size < sizeof(int32_t))) {
30 return;
31 }
32 FuzzedDataProvider fdp(data, size);
33 int32_t sessionId = fdp.ConsumeIntegral<int32_t>();
34 std::string result = fdp.ConsumeRandomLengthString();
35 std::string peerDeviceId = fdp.ConsumeRandomLengthString();
36 std::shared_ptr<AuthSinkDataSyncState> authSink = std::make_shared<AuthSinkDataSyncState>();
37 std::shared_ptr<AuthSrcDataSyncState> authSrc = std::make_shared<AuthSrcDataSyncState>();
38
39 authSink->GetStateType();
40 authSrc->GetStateType();
41
42 std::shared_ptr<DmAuthContext> context = std::make_shared<DmAuthContext>();
43 context->accesser.dmVersion = DM_VERSION_5_1_0;
44 context->accesser.isCommonFlag = true;
45 authSink->VerifyCertificate(context);
46 context->accesser.isCommonFlag = false;
47 authSink->VerifyCertificate(context);
48 authSink->VerifyCertificate(nullptr);
49 context->IsProxyBind = true;
50 authSink->DerivativeSessionKey(context);
51 authSrc->GetPeerDeviceId(context, peerDeviceId);
52 }
53 }
54 }
55
56 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t * data,size_t size)57 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
58 {
59 /* Run your code on data */
60 OHOS::DistributedHardware::AuthAclFuzzTest(data, size);
61 return 0;
62 }