1 /*
2  * Copyright (c) 2024 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 <cstddef>
17 #include <cstdint>
18 #include <cstdio>
19 #include <cstring>
20 
21 #include "sign_tool_service_impl.h"
22 #include <openssl/ssl.h>
23 #include "options.h"
24 #include "cert_tools.h"
25 #include "params_run_tool.h"
26 #include "localization_adapter.h"
27 
28 
29 namespace OHOS {
30 namespace SignatureTools {
DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)31 bool DoSomethingInterestingWithMyAPI(const uint8_t* data, size_t size)
32 {
33     if (!data || !size) {
34         return true;
35     }
36 
37     std::shared_ptr<SignToolServiceImpl> api = std::make_shared<SignToolServiceImpl>();
38     std::shared_ptr<Options> params = std::make_shared<Options>();
39     std::string keyAlias = "oh-app1-key-v1";
40     std::string keyAlg = "ECC";
41     std::string subject = "C=CN,O=OpenHarmony,OU=OpenHarmony Community,CN=App1 Release";
42     std::string signAlg = "SHA256withECDSA";
43     std::string keystoreFile = "/data/test/generateCA/OpenHarmony.p12";
44     char keyPwd[] = "123456";
45     char ksPwd[] = "123456";
46     std::string outFile = "/data/test/generateCA/oh-app1-key-v1.csr";
47     (*params)["keyPwd"] = keyPwd;
48     (*params)["keystorePwd"] = ksPwd;
49     (*params)["keyAlias"] = keyAlias;
50     (*params)["keyAlg"] = keyAlg;
51     (*params)["subject"] = subject;
52     (*params)["signAlg"] = signAlg;
53     (*params)["keystoreFile"] = keystoreFile;
54     (*params)["outFile"] = outFile;
55     return api->GenerateCsr(params.get());
56 }
57 }
58 }
59 
60 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)61 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
62 {
63     /* Run your code on data */
64     OHOS::SignatureTools::DoSomethingInterestingWithMyAPI(data, size);
65     return 0;
66 }