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 std::shared_ptr<Options> params = std::make_shared<Options>();
37 std::string keyAlias = "oh-app1-key-v1";
38 std::string issuerkeyAlias = "oh-root-ca-key-v1";
39 std::string keyAlg = "ECC";
40 std::string subject = "C=CN,O=OpenHarmony,OU=OpenHarmony Community,CN= Application Signature Service CA";
41 std::string signAlg = "SHA384withECDSA";
42 int basicConstraintsPathLen = 0;
43 std::string keystoreFile = "./generateCA/OpenHarmony.p12";
44 std::string outFile = "./generateCA/subca.cer";
45 std::string issuer = "C=CN,O=OpenHarmony_test,OU=OpenHarmony Community,CN= Openharmony Application SUB CA";
46 int keySize = 384;
47 char secret[] = "123456";
48 char ksPwd[] = "123456";
49 char issuerKeyPwd[] = "123456";
50 (*params)["keyPwd"] = secret;
51 (*params)["issuerKeyPwd"] = issuerKeyPwd;
52 (*params)["keystorePwd"] = ksPwd;
53 (*params)["keyAlias"] = keyAlias;
54 (*params)["issuerKeyAlias"] = issuerkeyAlias;
55 (*params)["keyAlg"] = keyAlg;
56 (*params)["keySize"] = keySize;
57 (*params)["subject"] = subject;
58 (*params)["issuer"] = issuer;
59 (*params)["signAlg"] = signAlg;
60 (*params)["keystoreFile"] = keystoreFile;
61 (*params)["basicConstraintsPathLen"] = basicConstraintsPathLen;
62 (*params)["outFile"] = outFile;
63 std::unique_ptr<LocalizationAdapter> adaptePtr = std::make_unique<LocalizationAdapter>(params.get());
64 EVP_PKEY* keyPair = adaptePtr->GetAliasKey(true);
65 X509_REQ* rootcsr = CertTools::GenerateCsr(keyPair, signAlg, subject);
66 X509_REQ* subcsr = CertTools::GenerateCsr(keyPair, signAlg, issuer);
67 CertTools::SignCsrGenerateCert(rootcsr, subcsr, keyPair, params.get());
68 return true;
69 }
70 }
71 }
72
73 /* Fuzzer entry point */
LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)74 extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size)
75 {
76 /* Run your code on data */
77 OHOS::SignatureTools::DoSomethingInterestingWithMyAPI(data, size);
78 return 0;
79 }