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 issuerKeyAlias = "oh-app-sign-srv-ca-key-v1";
41     std::string keyUsage = "digitalSignature";
42     std::string extKeyUsage = "codeSignature";
43     std::string issuer = "C=CN,O=OpenHarmony,OU=OpenHarmony Community,CN= Application Signature Service CA";
44     std::string keyAlg = "ECC";
45     std::string subject = "C=CN,O=OpenHarmony,OU=OpenHarmony Community,CN=Root CA";
46     std::string signAlg = "SHA256withECDSA";
47     int basicConstraintsPathLen = 0;
48     std::string keystoreFile = "/data/test/generateCA/OpenHarmony.p12";
49     int validity = 365;
50     int keySize = 384;
51     char keyPwd[] = "123456";
52     char ksPwd[] = "123456";
53     bool extKeyUsageCritical = true;
54     std::string basicConstraints = "true";
55     std::string basicConstraintsCritical = "true";
56     std::string basicConstraintsCa = "true";
57     std::string outFile = "/data/test/generateCA/single-app1.cer";
58     (*params)["keyPwd"] = keyPwd;
59     (*params)["issuer"] = issuer;
60     (*params)["keystorePwd"] = ksPwd;
61     (*params)["keyAlias"] = keyAlias;
62     (*params)["issuerKeyAlias"] = issuerKeyAlias;
63     (*params)["keyUsage"] = keyUsage;
64     (*params)["extKeyUsage"] = extKeyUsage;
65     (*params)["keyAlg"] = keyAlg;
66     (*params)["keySize"] = keySize;
67     (*params)["subject"] = subject;
68     (*params)["signAlg"] = signAlg;
69     (*params)["keystoreFile"] = keystoreFile;
70     (*params)["basicConstraintsPathLen"] = basicConstraintsPathLen;
71     (*params)["outFile"] = outFile;
72     (*params)["validity"] = validity;
73     (*params)["basicConstraints"] = basicConstraints;
74     (*params)["basicConstraintsCritical"] = basicConstraintsCritical;
75     (*params)["basicConstraintsCa"] = basicConstraintsCa;
76     (*params)["extKeyUsageCritical"] = extKeyUsageCritical;
77     return api->GenerateCert(params.get());
78 }
79 }
80 }
81 
82 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)83 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
84 {
85     /* Run your code on data */
86     OHOS::SignatureTools::DoSomethingInterestingWithMyAPI(data, size);
87     return 0;
88 }