framework/Android.bp

//
// Copyright (C) 2020 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.
//

package {
    // See: http://go/android-license-faq
    default_applicable_licenses: ["Android-Apache-2.0"],
}

// In the branch which does not support FlaggedAPI, use this default to ignore the annotated APIs.
java_defaults {
    name: "FlaggedApiDefaults",
}

// The above variables may have different values
// depending on the branch, and this comment helps
// separate them from the rest of the file to avoid merge conflicts

filegroup {
    name: "framework-connectivity-internal-sources",
    srcs: [
        "src/**/*.java",
        "src/**/*.aidl",
    ],
    path: "src",
    visibility: [
        "//visibility:private",
    ],
}

filegroup {
    name: "framework-connectivity-aidl-export-sources",
    srcs: [
        "aidl-export/**/*.aidl",
    ],
    path: "aidl-export",
    visibility: [
        "//visibility:private",
    ],
}

// TODO: use a java_library in the bootclasspath instead
filegroup {
    name: "framework-connectivity-sources",
    defaults: ["framework-sources-module-defaults"],
    srcs: [
        ":framework-connectivity-internal-sources",
        ":framework-connectivity-aidl-export-sources",
    ],
    visibility: ["//packages/modules/Connectivity:__subpackages__"],
}

java_defaults {
    name: "framework-connectivity-defaults",
    defaults: ["framework-module-defaults"],
    sdk_version: "module_current",
    min_sdk_version: "30",
    srcs: [
        ":framework-connectivity-sources",
        ":net-utils-framework-common-srcs",
        ":framework-connectivity-api-shared-srcs",
    ],
    aidl: {
        generate_get_transaction_name: true,
        include_dirs: [
            // Include directories for parcelables that are part of the stable API, and need a
            // one-line "parcelable X" .aidl declaration to be used in AIDL interfaces.
            // TODO(b/180293679): remove these dependencies as they should not be necessary once
            // the module builds against API (the parcelable declarations exist in framework.aidl)
            "frameworks/base/core/java", // For framework parcelables
            "frameworks/native/aidl/binder", // For PersistableBundle.aidl
        ],
    },
    stub_only_libs: [
        "framework-connectivity-t.stubs.module_lib",
    ],
    impl_only_libs: [
        // TODO: figure out why just using "framework-tethering" uses the stubs, even though both
        // framework-connectivity and framework-tethering are in the same APEX.
        "framework-location.stubs.module_lib",
        "framework-tethering.impl",
        "framework-wifi.stubs.module_lib",
    ],
    static_libs: [
        "mdns_aidl_interface-lateststable-java",
        "modules-utils-backgroundthread",
        "modules-utils-build",
        "modules-utils-preconditions",
        "framework-connectivity-javastream-protos",
    ],
    impl_only_static_libs: [
        "net-utils-device-common-bpf",
    ],
    libs: [
        "androidx.annotation_annotation",
        "app-compat-annotations",
        "framework-connectivity-t.stubs.module_lib",
        "unsupportedappusage",
    ],
    apex_available: [
        "com.android.tethering",
    ],
    lint: { strict_updatability_linting: true },
}

java_library {
    name: "framework-connectivity-pre-jarjar",
    defaults: [
        "framework-connectivity-defaults",
    ],
    static_libs: [
        "httpclient_api",
        "httpclient_impl",
        "http_client_logging",
        // Framework-connectivity-pre-jarjar is identical to framework-connectivity
        // implementation, but without the jarjar rules. However, framework-connectivity
        // is not based on framework-connectivity-pre-jarjar, it's rebuilt from source
        // to generate the SDK stubs.
        // Even if the library is included in "impl_only_static_libs" of defaults. This is still
        // needed because java_library which doesn't understand "impl_only_static_libs".
        "net-utils-device-common-bpf",
    ],
    libs: [
        // This cannot be in the defaults clause above because if it were, it would be used
        // to generate the connectivity stubs. That would create a circular dependency
        // because the tethering impl depend on the connectivity stubs (e.g.,
        // TetheringRequest depends on LinkAddress).
        "framework-location.stubs.module_lib",
        "framework-tethering.impl",
        "framework-wifi.stubs.module_lib",
    ],
    visibility: ["//packages/modules/Connectivity:__subpackages__"]
}

java_defaults {
    name: "CronetJavaDefaults",
    srcs: [":httpclient_api_sources"],
    libs: [
        "androidx.annotation_annotation",
    ],
    impl_only_static_libs: [
        "httpclient_impl",
        "http_client_logging",
    ],
}

java_sdk_library {
    name: "framework-connectivity",
    defaults: [
        "framework-connectivity-defaults",
        "CronetJavaDefaults",
        "FlaggedApiDefaults",
    ],
    installable: true,
    jarjar_rules: ":framework-connectivity-jarjar-rules",
    permitted_packages: ["android.net"],
    impl_library_visibility: [
        "//packages/modules/Connectivity/Tethering/apex",
        // In preparation for future move
        "//packages/modules/Connectivity/apex",
        "//packages/modules/Connectivity/framework-t",
        "//packages/modules/Connectivity/service",
        "//packages/modules/Connectivity/service-t",
        "//frameworks/base/packages/Connectivity/service",
        "//frameworks/base",

        // Tests using hidden APIs
        "//cts/tests/netlegacy22.api",
        "//cts/tests/tests/app.usage", // NetworkUsageStatsTest
        "//external/sl4a:__subpackages__",
        "//frameworks/base/packages/Connectivity/tests:__subpackages__",
        "//frameworks/base/core/tests/bandwidthtests",
        "//frameworks/base/core/tests/benchmarks",
        "//frameworks/base/core/tests/utillib",
        "//frameworks/base/tests/vcn",
        "//frameworks/opt/net/ethernet/tests:__subpackages__",
        "//frameworks/opt/telephony/tests/telephonytests",
        "//packages/modules/CaptivePortalLogin/tests",
        "//packages/modules/Connectivity/staticlibs/testutils",
        "//packages/modules/Connectivity/staticlibs/tests:__subpackages__",
        "//packages/modules/Connectivity/Cronet/tests:__subpackages__",
        "//packages/modules/Connectivity/Tethering/tests:__subpackages__",
        "//packages/modules/Connectivity/tests:__subpackages__",
        "//packages/modules/IPsec/tests/iketests",
        "//packages/modules/NetworkStack/tests:__subpackages__",
        "//packages/modules/Wifi/service/tests/wifitests",
    ],
}

platform_compat_config {
    name: "connectivity-platform-compat-config",
    src: ":framework-connectivity",
}

cc_library_shared {
    name: "libframework-connectivity-jni",
    min_sdk_version: "30",
    cflags: [
        "-Wall",
        "-Werror",
        "-Wno-unused-parameter",
        // Don't warn about S API usage even with
        // min_sdk 30: the library is only loaded
        // on S+ devices
        "-Wno-unguarded-availability",
        "-Wthread-safety",
    ],
    srcs: [
        "jni/android_net_NetworkUtils.cpp",
        "jni/onload.cpp",
    ],
    shared_libs: [
        "libandroid",
        "liblog",
        "libnativehelper",
    ],
    header_libs: [
        "bpf_headers",
        "dnsproxyd_protocol_headers",
    ],
    stl: "none",
    apex_available: [
        "com.android.tethering",
    ],
}

filegroup {
    name: "framework-connectivity-protos",
    srcs: [
        "proto/**/*.proto",
    ],
    visibility: ["//frameworks/base"],
}

java_library {
    name: "framework-connectivity-javastream-protos",
    proto: {
        type: "stream",
    },
    srcs: [":framework-connectivity-protos"],
    installable: false,
    sdk_version: "module_current",
    min_sdk_version: "30",
    apex_available: [
        "com.android.tethering",
    ],
}

java_genrule {
    name: "framework-connectivity-jarjar-rules",
    tool_files: [
        ":connectivity-hiddenapi-files",
        ":framework-connectivity-pre-jarjar{.jar}",
        ":framework-connectivity-t-pre-jarjar{.jar}",
        ":framework-connectivity.stubs.module_lib{.jar}",
        ":framework-connectivity-t.stubs.module_lib{.jar}",
        "jarjar-excludes.txt",
    ],
    tools: [
        "jarjar-rules-generator",
    ],
    out: ["framework_connectivity_jarjar_rules.txt"],
    cmd: "$(location jarjar-rules-generator) " +
        "$(location :framework-connectivity-pre-jarjar{.jar}) " +
        "$(location :framework-connectivity-t-pre-jarjar{.jar}) " +
        "--prefix android.net.connectivity " +
        "--apistubs $(location :framework-connectivity.stubs.module_lib{.jar}) " +
        "--apistubs $(location :framework-connectivity-t.stubs.module_lib{.jar}) " +
        // Make a ":"-separated list. There will be an extra ":" but empty items are ignored.
        "--unsupportedapi $$(printf ':%s' $(locations :connectivity-hiddenapi-files)) " +
        "--excludes $(location jarjar-excludes.txt) " +
        "--output $(out)",
    visibility: [
        "//packages/modules/Connectivity/framework:__subpackages__",
        "//packages/modules/Connectivity/framework-t:__subpackages__",
        "//packages/modules/Connectivity/service",
    ],
}

// Library providing limited APIs within the connectivity module, so that R+ components like
// Tethering have a controlled way to depend on newer components like framework-connectivity that
// are not loaded on R.
// Note that this target needs to have access to hidden classes, and as such needs to list
// the full libraries instead of the .impl lib (which only expose API classes).
java_library {
    name: "connectivity-internal-api-util",
    sdk_version: "module_current",
    libs: [
        "androidx.annotation_annotation",
        "framework-connectivity-pre-jarjar",
    ],
    jarjar_rules: ":framework-connectivity-jarjar-rules",
    srcs: [
        // Files listed here MUST all be annotated with @RequiresApi(Build.VERSION_CODES.S)
        // or above as appropriate so that API checks are enforced for R+ users of this library
        "src/android/net/RoutingCoordinatorManager.java",
        "src/android/net/connectivity/TiramisuConnectivityInternalApiUtil.java",
    ],
    visibility: [
        "//packages/modules/Connectivity/Tethering:__subpackages__",
    ],
}