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 // This namespace is exclusively for Renderscript internal libraries. This
18 // namespace has slightly looser restriction than the vndk namespace because of
19 // the genuine characteristics of Renderscript; /data is in the permitted path
20 // to load the compiled *.so file and libmediandk.so can be used here.
21 
22 #include "linkerconfig/namespacebuilder.h"
23 
24 using android::linkerconfig::modules::Namespace;
25 
26 namespace android {
27 namespace linkerconfig {
28 namespace contents {
BuildRsNamespace(const Context & ctx)29 Namespace BuildRsNamespace([[maybe_unused]] const Context& ctx) {
30   Namespace ns(
31       "rs", /*is_isolated=*/!ctx.IsUnrestrictedSection(), /*is_visible=*/true);
32 
33   ns.AddSearchPath("/odm/${LIB}/vndk-sp");
34   ns.AddSearchPath("/vendor/${LIB}/vndk-sp");
35   ns.AddSearchPath("/apex/com.android.vndk.v" + Var("VENDOR_VNDK_VERSION") +
36                    "/${LIB}");
37   ns.AddSearchPath("/odm/${LIB}");
38   ns.AddSearchPath("/vendor/${LIB}");
39 
40   ns.AddPermittedPath("/odm/${LIB}");
41   ns.AddPermittedPath("/vendor/${LIB}");
42   ns.AddPermittedPath("/system/vendor/${LIB}");
43   ns.AddPermittedPath("/data");
44 
45   // Private LLNDK libs (e.g. libft2.so) are exceptionally allowed to this
46   // namespace because RS framework libs are using them.
47   ns.GetLink(ctx.GetSystemNamespaceName())
48       .AddSharedLib({Var("LLNDK_LIBRARIES_VENDOR"),
49                      Var("PRIVATE_LLNDK_LIBRARIES_VENDOR", "")});
50 
51   ns.AddRequires(std::vector{"libneuralnetworks.so"});
52 
53   return ns;
54 }
55 }  // namespace contents
56 }  // namespace linkerconfig
57 }  // namespace android
58