1 /*
2 * Copyright (C) 2019 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #ifndef ART_LIBARTBASE_BASE_HIDDENAPI_DOMAIN_H_
18 #define ART_LIBARTBASE_BASE_HIDDENAPI_DOMAIN_H_
19
20 namespace art {
21 namespace hiddenapi {
22
23 // List of domains supported by the hidden API access checks. Domain with a lower
24 // ordinal is considered more "trusted", i.e. always allowed to access members of
25 // domains with a greater ordinal. Access checks are performed when code tries to
26 // access a method/field from a more trusted domain than itself.
27 enum class Domain {
28 kCorePlatform = 0,
29 kPlatform,
30 kApplication,
31 };
32
IsDomainMoreTrustedThan(Domain domainA,Domain domainB)33 inline bool IsDomainMoreTrustedThan(Domain domainA, Domain domainB) {
34 return static_cast<uint32_t>(domainA) <= static_cast<uint32_t>(domainB);
35 }
36
37 } // namespace hiddenapi
38 } // namespace art
39
40
41 #endif // ART_LIBARTBASE_BASE_HIDDENAPI_DOMAIN_H_
42