| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| // This namespace is exclusively for vndk-sp libs. |
| |
| #include "linkerconfig/namespacebuilder.h" |
| |
| #include "linkerconfig/environment.h" |
| |
| using android::linkerconfig::modules::AsanPath; |
| using android::linkerconfig::modules::Namespace; |
| |
| namespace android { |
| namespace linkerconfig { |
| namespace contents { |
| Namespace BuildVndkNamespace([[maybe_unused]] const Context& ctx) { |
| bool is_system_section = ctx.IsSystemSection() || ctx.IsApexBinaryConfig(); |
| bool is_product_section = ctx.IsProductSection(); |
| bool is_vndklite = ctx.IsVndkliteConfig(); |
| // Isolated but visible when used in the [system] section to allow links to be |
| // created at runtime, e.g. through android_link_namespaces in |
| // libnativeloader. Otherwise it isn't isolated, so visibility doesn't matter. |
| Namespace ns("vndk", |
| /*is_isolated=*/is_system_section, |
| /*is_visible=*/is_system_section); |
| |
| if (is_system_section) { |
| // It is linked from vendor HAL. It must use vendor vndk libs. |
| ns.AddSearchPath("/odm/${LIB}/vndk-sp", AsanPath::WITH_DATA_ASAN); |
| ns.AddSearchPath("/vendor/${LIB}/vndk-sp", AsanPath::WITH_DATA_ASAN); |
| ns.AddSearchPath( |
| "/apex/com.android.vndk.v" + Var("VENDOR_VNDK_VERSION") + "/${LIB}", |
| AsanPath::SAME_PATH); |
| } else if (is_product_section) { |
| ns.AddSearchPath("/product/${LIB}/vndk-sp", AsanPath::WITH_DATA_ASAN); |
| ns.AddSearchPath("/product/${LIB}/vndk", AsanPath::WITH_DATA_ASAN); |
| ns.AddSearchPath( |
| "/apex/com.android.vndk.v" + Var("PRODUCT_VNDK_VERSION") + "/${LIB}", |
| AsanPath::SAME_PATH); |
| } else { |
| ns.AddSearchPath("/odm/${LIB}/vndk-sp", AsanPath::WITH_DATA_ASAN); |
| ns.AddSearchPath("/odm/${LIB}/vndk", AsanPath::WITH_DATA_ASAN); |
| ns.AddSearchPath("/vendor/${LIB}/vndk-sp", AsanPath::WITH_DATA_ASAN); |
| ns.AddSearchPath("/vendor/${LIB}/vndk", AsanPath::WITH_DATA_ASAN); |
| ns.AddSearchPath( |
| "/apex/com.android.vndk.v" + Var("VENDOR_VNDK_VERSION") + "/${LIB}", |
| AsanPath::SAME_PATH); |
| } |
| |
| if (is_system_section) { |
| ns.AddPermittedPath("/odm/${LIB}/hw", AsanPath::WITH_DATA_ASAN); |
| ns.AddPermittedPath("/odm/${LIB}/egl", AsanPath::WITH_DATA_ASAN); |
| ns.AddPermittedPath("/vendor/${LIB}/hw", AsanPath::WITH_DATA_ASAN); |
| ns.AddPermittedPath("/vendor/${LIB}/egl", AsanPath::WITH_DATA_ASAN); |
| if (!is_vndklite) { |
| ns.AddPermittedPath("/system/vendor/${LIB}/hw", AsanPath::NONE); |
| } |
| ns.AddPermittedPath("/system/vendor/${LIB}/egl", AsanPath::NONE); |
| |
| // This is exceptionally required since android.hidl.memory@1.0-impl.so is here |
| ns.AddPermittedPath( |
| "/apex/com.android.vndk.v" + Var("VENDOR_VNDK_VERSION") + "/${LIB}/hw", |
| AsanPath::SAME_PATH); |
| } |
| |
| // For the [vendor] section, the links should be identical to that of the |
| // 'vndk_in_system' namespace, except the links to 'default' and 'vndk_in_system'. |
| |
| if (is_product_section) { |
| ns.GetLink(ctx.GetSystemNamespaceName()) |
| .AddSharedLib({Var("LLNDK_LIBRARIES_PRODUCT")}); |
| } else { |
| ns.GetLink(ctx.GetSystemNamespaceName()) |
| .AddSharedLib({Var("LLNDK_LIBRARIES_VENDOR")}); |
| } |
| |
| if (!is_vndklite) { |
| if (is_system_section) { |
| // The "vndk" namespace links to the system namespace for LLNDK libs above |
| // and links to "sphal" namespace for vendor libs. The ordering matters; |
| // the system namespace has higher priority than the "sphal" namespace. |
| ns.GetLink("sphal").AllowAllSharedLibs(); |
| } else { |
| // [vendor] or [product] section |
| ns.GetLink("default").AllowAllSharedLibs(); |
| |
| if (android::linkerconfig::modules::IsVndkInSystemNamespace()) { |
| ns.GetLink("vndk_in_system") |
| .AddSharedLib(Var("VNDK_USING_CORE_VARIANT_LIBRARIES")); |
| } |
| } |
| } |
| |
| ns.AddRequires(std::vector{"libneuralnetworks.so"}); |
| |
| return ns; |
| } |
| } // namespace contents |
| } // namespace linkerconfig |
| } // namespace android |