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 // Linker config for native tests that need access to both system and vendor
18 // libraries. This replicates the default linker config (done by
19 // init_default_namespace_no_config in bionic/linker/linker.cpp), except that it
20 // includes the requisite namespace setup for APEXes.
21 
22 #include "linkerconfig/sectionbuilder.h"
23 
24 #include "linkerconfig/common.h"
25 #include "linkerconfig/environment.h"
26 #include "linkerconfig/namespacebuilder.h"
27 #include "linkerconfig/section.h"
28 
29 using android::linkerconfig::contents::SectionType;
30 using android::linkerconfig::modules::Namespace;
31 using android::linkerconfig::modules::Section;
32 
33 namespace android {
34 namespace linkerconfig {
35 namespace contents {
BuildUnrestrictedSection(Context & ctx)36 Section BuildUnrestrictedSection(Context& ctx) {
37   ctx.SetCurrentSection(SectionType::Unrestricted);
38   std::vector<Namespace> namespaces;
39 
40   namespaces.emplace_back(BuildUnrestrictedDefaultNamespace(ctx));
41   if (ctx.IsVndkAvailable()) {
42     namespaces.emplace_back(BuildSphalNamespace(ctx));
43     namespaces.emplace_back(BuildVndkNamespace(ctx, VndkUserPartition::Vendor));
44     namespaces.emplace_back(BuildRsNamespace(ctx));
45   }
46 
47   std::set<std::string> visible_apexes;
48 
49   // APEXes with JNI libs or public libs should be visible
50   for (const auto& apex : ctx.GetApexModules()) {
51     if (apex.jni_libs.size() > 0 || apex.public_libs.size() > 0) {
52       visible_apexes.insert(apex.name);
53     }
54   }
55 
56   return BuildSection(
57       ctx, "unrestricted", std::move(namespaces), visible_apexes);
58 }
59 }  // namespace contents
60 }  // namespace linkerconfig
61 }  // namespace android
62