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 "jit_code_signer_factory.h"
17 
18 #include "jit_fort_helper.h"
19 #ifdef JIT_CODE_SIGN_ENABLE
20 #include "jit_code_signer_hybrid.h"
21 #include "jit_code_signer_single.h"
22 #include "log.h"
23 #endif
24 
25 namespace OHOS {
26 namespace Security {
27 namespace CodeSign {
28 
JitCodeSignerFactory()29 JitCodeSignerFactory::JitCodeSignerFactory() {}
30 
GetInstance()31 JitCodeSignerFactory &JitCodeSignerFactory::GetInstance()
32 {
33     static JitCodeSignerFactory singleJitCodeSignerFactory;
34     return singleJitCodeSignerFactory;
35 }
36 
37 #ifdef JIT_CODE_SIGN_ENABLE
CreateJitCodeSigner(JitBufferIntegrityLevel level)38 JitCodeSignerBase *JitCodeSignerFactory::CreateJitCodeSigner(
39     JitBufferIntegrityLevel level)
40 {
41     if (!IsSupportPACFeature()) {
42         return nullptr;
43     }
44     switch (level) {
45         case JitBufferIntegrityLevel::Level0:
46             return new JitCodeSignerSingle();
47         case JitBufferIntegrityLevel::Level1:
48             return new JitCodeSignerHybrid();
49         default:
50             LOG_ERROR("Unsupport level of jit code signer.");
51             return nullptr;
52     }
53 }
54 #else   // !JIT_CODE_SIGN_ENABLE
CreateJitCodeSigner(JitBufferIntegrityLevel level)55 JitCodeSignerBase *JitCodeSignerFactory::CreateJitCodeSigner(
56     JitBufferIntegrityLevel level)
57 {
58     return nullptr;
59 }
60 #endif
61 }
62 }
63 }