Android.bp - platform/packages/modules/NetworkStack - Git at Google

 //
 // Copyright (C) 2018 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.
 //

 // The network stack can be compiled using system_current (non-finalized) SDK, or finalized system_X
 // SDK. There is also a variant that uses system_current SDK and runs in the system process
 // (InProcessNetworkStack). The following structure is used to create the build rules:
 //
 //                          NetworkStackAndroidLibraryDefaults <-- common defaults for android libs
 //                                            /    \
 //           +NetworkStackApiStableShims --> /      \ <-- +NetworkStackApiCurrentShims
 //           +NetworkStackReleaseApiLevel   /        \    +NetworkStackDevApiLevel
 //           +jarjar apishim.api[latest].* /          \
 //            to apishim.*                /            \
 //                                       /              \
 //                                      /                \
 //                                     /                  \               android libs w/ all code
 //                                    / <- +module src/ -> \              (also used in unit tests)
 //                                   /                      \                        |
 //               NetworkStackApiStableLib               NetworkStackApiCurrentLib <--*
 //                          |                                     |
 //                          | <--   +NetworkStackAppDefaults  --> |
 //                          |          (APK build params)         |
 //                          |                                     |
 //                          | <-- +NetworkStackReleaseApiLevel    | <-- +NetworkStackDevApiLevel
 //                          |                                     |
 //                          |                                     |
 //                NetworkStackApiStable          NetworkStack, InProcessNetworkStack, <-- APKs
 //                                                         TestNetworkStack

 // Common defaults to define SDK level
 package {
     default_team: "trendy_team_fwk_core_networking",
     default_applicable_licenses: ["Android-Apache-2.0"],
 }

 // In some branches, this may be module_current instead of module_34 if the SDK prebuilts are not
 // yet dropped there, meaning module_34 cannot be used yet.
 module_34_version = "module_34"

 // TODO: remove this default and replace with ConnectivityNextEnableDefaults. This will need to be
 // done separately in each branch due to merge conflicts.
 // Defaults to enable/disable java targets that depend on
 // NetworkStackNext, which uses development APIs. "enabled" may
 // have a different value depending on the branch.
 java_defaults {
     name: "NetworkStackNextEnableDefaults",
     enabled: true,
 }

 // This is a placeholder comment to avoid merge conflicts
 // as the above target may have different "enabled" values
 // depending on the branch

 java_defaults {
     name: "NetworkStackDevApiLevel",
     min_sdk_version: "30",
     sdk_version: "module_current",
     libs: [
         "framework-configinfrastructure",
         "framework-connectivity",
         "framework-connectivity-t",
         "framework-statsd",
         "framework-wifi",
     ],
 }

 // Common defaults for NetworkStack integration tests, root tests and coverage tests
 // to keep tests always running against the same target sdk version with NetworkStack.
 java_defaults {
     name: "NetworkStackReleaseTargetSdk",
     min_sdk_version: "30",
     target_sdk_version: "34",
 }

 java_defaults {
     name: "NetworkStackReleaseApiLevel",
     defaults: ["NetworkStackReleaseTargetSdk"],
     sdk_version: module_34_version,
     libs: [
         "framework-configinfrastructure",
         "framework-connectivity.stubs.module_lib",
         "framework-connectivity-t",
         "framework-statsd",
         "framework-wifi",
     ],
 }

 // Libraries for the API shims
 java_defaults {
     name: "NetworkStackShimsDefaults",
     libs: [
         "androidx.annotation_annotation",
         "networkstack-aidl-latest",
     ],
     static_libs: [
         "modules-utils-build_system",
     ],
     apex_available: [
         "com.android.tethering",
         "//apex_available:platform", // For InProcessNetworkStack
     ],
     min_sdk_version: "30",
 }

 // Common shim code. This includes the shim interface definitions themselves, and things like
 // ShimUtils and UnsupportedApiLevelException. Compiles against system_current because ShimUtils
 // needs access to all Build.VERSION_CODES.*, which by definition are only in the newest SDK.
 // TODO: consider moving ShimUtils into a library (or removing it in favour of SdkLevel) and compile
 // this target against the lowest-supported SDK (currently 30).
 java_library {
     name: "NetworkStackShimsCommon",
     defaults: ["NetworkStackShimsDefaults"],
     srcs: ["apishim/common/**/*.java"],
     sdk_version: "system_current",
     visibility: ["//visibility:private"],
 }

 // Each level of the shims (29, 30, ...) is its own java_library compiled against the corresponding
 // system_X SDK. this ensures that each shim can only use SDK classes that exist in its SDK level.
 java_library {
     name: "NetworkStackApi29Shims",
     defaults: ["NetworkStackShimsDefaults"],
     srcs: ["apishim/29/**/*.java"],
     libs: [
         "NetworkStackShimsCommon",
     ],
     sdk_version: "system_29",
     visibility: ["//visibility:private"],
 }

 java_library {
     name: "NetworkStackApi30Shims",
     defaults: ["NetworkStackShimsDefaults"],
     srcs: [
         "apishim/30/**/*.java",
     ],
     libs: [
         "NetworkStackShimsCommon",
         "NetworkStackApi29Shims",
     ],
     sdk_version: "system_30",
     visibility: ["//visibility:private"],
     lint: {
         strict_updatability_linting: true,

     },
 }

 java_library {
     name: "NetworkStackApi31Shims",
     defaults: ["NetworkStackShimsDefaults"],
     srcs: [
         "apishim/31/**/*.java",
     ],
     static_libs: [
         // Libs building against module API can only be linked against when building against
         // module API (so NetworkStackApi30Shims or NetworkStackApi29Shims can't use it, since they
         // use system_30 and system_29 respectively).
         "net-utils-framework-common",
     ],
     libs: [
         "NetworkStackShimsCommon",
         "NetworkStackApi29Shims",
         "NetworkStackApi30Shims",
         "framework-connectivity",
     ],
     sdk_version: "module_31",
     visibility: ["//visibility:private"],
 }

 java_library {
     name: "NetworkStackApi33Shims",
     defaults: ["NetworkStackShimsDefaults"],
     srcs: [
         "apishim/33/**/*.java",
     ],
     libs: [
         "NetworkStackShimsCommon",
         "NetworkStackApi29Shims",
         "NetworkStackApi30Shims",
         "NetworkStackApi31Shims",
         "framework-bluetooth",
         "framework-connectivity",
         "framework-connectivity-t.stubs.module_lib",
         "framework-tethering",
     ],
     sdk_version: "module_33",
     visibility: ["//visibility:private"],
 }

 java_library {
     name: "NetworkStackApi34Shims",
     defaults: ["NetworkStackShimsDefaults"],
     srcs: [
         "apishim/34/**/*.java",
     ],
     libs: [
         "NetworkStackShimsCommon",
         "NetworkStackApi29Shims",
         "NetworkStackApi30Shims",
         "NetworkStackApi31Shims",
         "NetworkStackApi33Shims",
         "framework-bluetooth",
         "framework-connectivity",
         "framework-connectivity-t.stubs.module_lib",
         "framework-tethering",
     ],
     sdk_version: module_34_version,
     visibility: ["//visibility:private"],
 }

 // Shims for APIs being added to the current development version of Android. These APIs are not
 // stable and have no defined version number. These could be called 10000, but they use the next
 // integer so if the next SDK release happens to use that integer, we don't need to rename them.
 // Jarjar rules are generated based on the stable shims, which do not contain this library. As a
 // result, no static_lib that needs jarjar should be used here. In general, static_libs should not
 // be used in this library at all; instead they can be in one of the earlier, shim libraries which
 // are part of the stable shims and scanned when generating jarjar rules.
 java_library {
     name: "NetworkStackApi35Shims",
     defaults: [
         "NetworkStackShimsDefaults",
         "ConnectivityNextEnableDefaults",
     ],
     srcs: [
         "apishim/35/**/*.java",
     ],
     libs: [
         "NetworkStackShimsCommon",
         "NetworkStackApi29Shims",
         "NetworkStackApi30Shims",
         "NetworkStackApi31Shims",
         "NetworkStackApi33Shims",
         "NetworkStackApi34Shims",
         "framework-bluetooth",
         "framework-connectivity",
         "framework-connectivity-t.stubs.module_lib",
         "framework-tethering",
         "android.net.ipsec.ike.stubs.module_lib",
     ],
     sdk_version: "module_current",
     visibility: ["//visibility:private"],
 }

 // API current uses the API current shims directly.
 // The current (in-progress) shims are in the com.android.networkstack.apishim package and are
 // called directly by the networkstack code.
 java_library {
     name: "NetworkStackApiCurrentShims",
     defaults: [
         "NetworkStackShimsDefaults",
         "NetworkStackDevApiLevel",
         "ConnectivityNextEnableDefaults",
     ],
     static_libs: [
         "NetworkStackShimsCommon",
         "NetworkStackApi29Shims",
         "NetworkStackApi30Shims",
         "NetworkStackApi31Shims",
         "NetworkStackApi33Shims",
         "NetworkStackApi34Shims",
         "NetworkStackApi35Shims",
     ],
     visibility: [
         "//packages/modules/Connectivity/Tethering",
         "//packages/modules/Connectivity/service",
         "//packages/modules/Connectivity/service-t",
         "//packages/modules/Connectivity/tests:__subpackages__",
     ],
 }

 // API stable uses jarjar to rename the latest stable apishim package from
 // com.android.networkstack.apishim.apiXX to com.android.networkstack.apishim, which is called by
 // the networkstack code.
 java_library {
     name: "NetworkStackApiStableShims",
     defaults: [
         "NetworkStackShimsDefaults",
         "NetworkStackReleaseApiLevel",
     ],
     static_libs: [
         "NetworkStackShimsCommon",
         "NetworkStackApi29Shims",
         "NetworkStackApi30Shims",
         "NetworkStackApi31Shims",
         "NetworkStackApi33Shims",
         "NetworkStackApi34Shims",
     ],
     jarjar_rules: "apishim/jarjar-rules-compat.txt",
     visibility: [
         "//packages/modules/Connectivity/Tethering",
         "//packages/modules/Connectivity/service",
         "//packages/modules/Connectivity/service-t",
         "//packages/modules/Connectivity/tests:__subpackages__",
     ],
 }

 // Common defaults for android libraries containing network stack code, used to compile variants of
 // the network stack in the system process and in the network_stack process
 java_defaults {
     name: "NetworkStackAndroidLibraryDefaults",
     srcs: [
         ":framework-networkstack-shared-srcs",
     ],
     libs: [
         "error_prone_annotations",
         "unsupportedappusage",
     ],
     static_libs: [
         "androidx.annotation_annotation",
         "modules-utils-build_system",
         "modules-utils-preconditions",
         "modules-utils-shell-command-handler",
         "modules-utils-statemachine",
         "netd_aidl_interface-lateststable-java",
         "networkstack-client",
         "net-utils-framework-common",
         // See note on statsprotos when adding/updating proto build rules
         "datastallprotosnano",
         "statsprotos",
         "captiveportal-lib",
         "net-utils-device-common-ip",
         "net-utils-device-common-netlink",
         "net-utils-device-common-struct",
         "net-utils-device-common-struct-base",
     ],
 }

 // The versions of the android library containing network stack code compiled for each SDK variant.
 android_library {
     name: "NetworkStackApiCurrentLib",
     defaults: [
         "NetworkStackDevApiLevel",
         "NetworkStackAndroidLibraryDefaults",
         "ConnectivityNextEnableDefaults",
     ],
     srcs: [
         "src/**/*.java",
         ":statslog-networkstack-java-gen-current",
     ],
     static_libs: [
         "NetworkStackApiCurrentShims",
     ],
     manifest: "AndroidManifestBase.xml",
     visibility: [
         "//frameworks/base/tests/net/integration",
         "//packages/modules/Connectivity/Tethering/tests/integration",
         "//packages/modules/NetworkStack/tests/unit",
         "//packages/modules/NetworkStack/tests/integration",
     ],
 }

 android_library {
     name: "NetworkStackApiStableLib",
     defaults: [
         "NetworkStackReleaseApiLevel",
         "NetworkStackAndroidLibraryDefaults",
     ],
     srcs: [
         "src/**/*.java",
         ":statslog-networkstack-java-gen-stable",
     ],
     static_libs: [
         "NetworkStackApiStableShims",
     ],
     manifest: "AndroidManifestBase.xml",
     visibility: [
         "//packages/modules/Connectivity/Tethering/tests/integration",
         "//packages/modules/Connectivity/tests/integration",
         "//packages/modules/NetworkStack/tests/unit",
         "//packages/modules/NetworkStack/tests/integration",
     ],
 }

 java_library {
     name: "DhcpPacketLib",
     defaults: ["NetworkStackReleaseApiLevel"],
     srcs: [
         "src/android/net/DhcpResults.java",
         "src/android/net/dhcp/Dhcp*Packet.java",
     ],
     libs: [
         "androidx.annotation_annotation",
         "framework-annotations-lib",
     ],
     static_libs: [
         "modules-utils-build",
         "net-utils-framework-common",
         "networkstack-client",
         "net-utils-device-common",
     ],
     // If this library is ever used outside of tests, it should not use "Dhcp*Packet", and specify
     // its contents explicitly.
     visibility: [
         "//packages/modules/Connectivity/Tethering/tests/integration",
         "//packages/modules/Connectivity/tests/cts/net",
     ],
 }

 java_library {
     name: "ApfGeneratorLib",
     defaults: ["NetworkStackReleaseApiLevel"],
     srcs: [
         "src/android/net/apf/ApfConstant.java",
         "src/android/net/apf/ApfCounterTracker.java",
         "src/android/net/apf/ApfV4Generator.java",
         "src/android/net/apf/ApfV4GeneratorBase.java",
         "src/android/net/apf/ApfV6Generator.java",
         "src/android/net/apf/ApfV6GeneratorBase.java",
         "src/android/net/apf/BaseApfGenerator.java",
     ],
     libs: [
         "androidx.annotation_annotation",
         "framework-annotations-lib",
     ],
     static_libs: [
         "net-utils-framework-common",
     ],
     visibility: [
         "//packages/modules/Connectivity/tests/cts/net",
     ],
 }

 java_genrule {
     name: "NetworkStackJarJarRules",
     tool_files: [
         // com.android.networkstack.apishim is already in the target package that is not jarjared,
         // so it does not matter whether ApiStable or ApiCurrent is used to generate the jarjar
         // rules. Use ApiStable to be based on most stable release configuration and be buildable
         // in all branches.
         ":NetworkStackApiStableLib{.jar}",
         "jarjar-excludes.txt",
     ],
     tools: [
         "jarjar-rules-generator",
     ],
     out: ["NetworkStackJarJarRules.txt"],
     cmd: "$(location jarjar-rules-generator) " +
         "$(location :NetworkStackApiStableLib{.jar}) " +
         "--prefix com.android.networkstack " +
         "--excludes $(location jarjar-excludes.txt) " +
         "--output $(out)",
     visibility: [
         "//packages/modules/NetworkStack/tests/unit",
         "//packages/modules/NetworkStack/tests/integration",
         "//packages/modules/Connectivity/tests:__subpackages__",
         "//packages/modules/Connectivity/Tethering/tests/integration",
     ],
 }

 // Common defaults for compiling the actual APK, based on the NetworkStackApiXBase android libraries
 java_defaults {
     name: "NetworkStackAppDefaults",
     privileged: true,
     jni_libs: [
         "libnativehelper_compat_libc++",
         "libnetworkstackutilsjni",
     ],
     // Resources already included in NetworkStackBase
     resource_dirs: [],
     jarjar_rules: ":NetworkStackJarJarRules",
     use_embedded_native_libs: true,
     optimize: {
         ignore_warnings: false,
         proguard_flags_files: ["proguard.flags"],
     },
 }

 // Non-updatable network stack running in the system server process for devices not using the module
 android_app {
     name: "InProcessNetworkStack",
     defaults: [
         "NetworkStackAppDefaults",
         "NetworkStackDevApiLevel",
         "ConnectivityNextEnableDefaults",
     ],
     static_libs: ["NetworkStackApiCurrentLib"],
     certificate: "platform",
     manifest: "AndroidManifest_InProcess.xml",
     // InProcessNetworkStack is a replacement for NetworkStack
     overrides: [
         "NetworkStack",
         "NetworkStackNext",
     ],
     // The InProcessNetworkStack goes together with the PlatformCaptivePortalLogin, which replaces
     // the default CaptivePortalLogin.
     required: [
         "PlatformCaptivePortalLogin",
     ],
 }

 // Pre-merge the AndroidManifest for NetworkStackNext, so that its manifest can be merged on top
 android_library {
     name: "NetworkStackNextManifestBase",
     defaults: [
         "NetworkStackAppDefaults",
         "NetworkStackDevApiLevel",
         "ConnectivityNextEnableDefaults",
     ],
     static_libs: ["NetworkStackApiCurrentLib"],
     manifest: "AndroidManifest.xml",
 }

 // NetworkStack build targeting the current API release, for testing on in-development SDK
 android_app {
     name: "NetworkStackNext",
     defaults: [
         "NetworkStackAppDefaults",
         "NetworkStackDevApiLevel",
         "ConnectivityNextEnableDefaults",
     ],
     static_libs: ["NetworkStackNextManifestBase"],
     certificate: "networkstack",
     manifest: "AndroidManifest_Next.xml",
     required: [
         "privapp_whitelist_com.android.networkstack",
     ],
     updatable: true,
 }

 // Updatable network stack for finalized API
 android_app {
     name: "NetworkStack",
     defaults: [
         "NetworkStackAppDefaults",
         "NetworkStackReleaseApiLevel",
     ],
     static_libs: ["NetworkStackApiStableLib"],
     certificate: "networkstack",
     manifest: "AndroidManifest.xml",
     required: [
         "privapp_whitelist_com.android.networkstack",
     ],
     updatable: true,
 }

 cc_library_shared {
     name: "libnetworkstackutilsjni",
     srcs: [
         "jni/network_stack_utils_jni.cpp",
     ],
     header_libs: [
         "bpf_headers",
     ],
     sdk_version: "30",
     min_sdk_version: "30",
     shared_libs: [
         "liblog",
         "libnativehelper_compat_libc++",
     ],
     static_libs: [
         "libnetjniutils",
     ],

     // We cannot use plain "libc++" here to link libc++ dynamically because it results in:
     //   java.lang.UnsatisfiedLinkError: dlopen failed: library "libc++_shared.so" not found
     // even if "libc++" is added into jni_libs below. Adding "libc++_shared" into jni_libs doesn't
     // build because soong complains of:
     //   module NetworkStack missing dependencies: libc++_shared
     //
     // So, link libc++ statically. This means that we also need to ensure that all the C++ libraries
     // we depend on do not dynamically link libc++. This is currently the case, because liblog is
     // C-only and libnativehelper_compat_libc also uses stl: "c++_static".
     //
     // TODO: find a better solution for this in R.
     stl: "c++_static",
     cflags: [
         "-Wall",
         "-Werror",
         "-Wno-unused-parameter",
     ],
 }

 genrule {
     name: "statslog-networkstack-java-gen-current",
     tools: ["stats-log-api-gen"],
     cmd: "$(location stats-log-api-gen) --java $(out) --module network_stack" +
         " --javaPackage com.android.networkstack.metrics --javaClass NetworkStackStatsLog" +
         " --minApiLevel 30",
     out: ["com/android/networkstack/metrics/NetworkStackStatsLog.java"],
 }

 genrule {
     name: "statslog-networkstack-java-gen-stable",
     tools: ["stats-log-api-gen"],
     cmd: "$(location stats-log-api-gen) --java $(out) --module network_stack" +
         " --javaPackage com.android.networkstack.metrics --javaClass NetworkStackStatsLog" +
         " --minApiLevel 30",
     out: ["com/android/networkstack/metrics/NetworkStackStatsLog.java"],
 }

 version_code_networkstack_next = "300000000"
 version_code_networkstack_test = "999999999"

 genrule {
     name: "NetworkStackTestAndroidManifest",
     srcs: ["AndroidManifest.xml"],
     out: ["TestAndroidManifest.xml"],
     cmd: "sed -E 's/versionCode=\"[0-9]+\"/versionCode=\"" +
         version_code_networkstack_test +
         "\"/' $(in) > $(out)",
     visibility: ["//visibility:private"],
 }

 android_app {
     name: "TestNetworkStack",
     defaults: [
         "NetworkStackAppDefaults",
         "NetworkStackReleaseApiLevel",
     ],
     static_libs: ["NetworkStackApiStableLib"],
     certificate: "networkstack",
     manifest: ":NetworkStackTestAndroidManifest",
     required: [
         "privapp_whitelist_com.android.networkstack",
     ],
 }

 // When adding or modifying protos, the jarjar rules and possibly proguard rules need
 // to be updated: proto libraries may pull additional static libraries.
 java_library_static {
     name: "statsprotos",
     proto: {
         type: "lite",
     },
     srcs: [
         "src/com/android/networkstack/metrics/stats.proto",
     ],
     static_libs: [
         "networkstackprotos",
     ],
     defaults: ["NetworkStackReleaseApiLevel"],
 }
	//
	// Copyright (C) 2018 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.
	//

	// The network stack can be compiled using system_current (non-finalized) SDK, or finalized system_X
	// SDK. There is also a variant that uses system_current SDK and runs in the system process
	// (InProcessNetworkStack). The following structure is used to create the build rules:
	//
	// NetworkStackAndroidLibraryDefaults <-- common defaults for android libs
	// / \
	// +NetworkStackApiStableShims --> / \ <-- +NetworkStackApiCurrentShims
	// +NetworkStackReleaseApiLevel / \ +NetworkStackDevApiLevel
	// +jarjar apishim.api[latest].* / \
	// to apishim.* / \
	// / \
	// / \
	// / \ android libs w/ all code
	// / <- +module src/ -> \ (also used in unit tests)
	// / \ \|
	// NetworkStackApiStableLib NetworkStackApiCurrentLib <--*
	// \| \|
	// \| <-- +NetworkStackAppDefaults --> \|
	// \| (APK build params) \|
	// \| \|
	// \| <-- +NetworkStackReleaseApiLevel \| <-- +NetworkStackDevApiLevel
	// \| \|
	// \| \|
	// NetworkStackApiStable NetworkStack, InProcessNetworkStack, <-- APKs
	// TestNetworkStack

	// Common defaults to define SDK level
	package {
	default_team: "trendy_team_fwk_core_networking",
	default_applicable_licenses: ["Android-Apache-2.0"],
	}

	// In some branches, this may be module_current instead of module_34 if the SDK prebuilts are not
	// yet dropped there, meaning module_34 cannot be used yet.
	module_34_version = "module_34"

	// TODO: remove this default and replace with ConnectivityNextEnableDefaults. This will need to be
	// done separately in each branch due to merge conflicts.
	// Defaults to enable/disable java targets that depend on
	// NetworkStackNext, which uses development APIs. "enabled" may
	// have a different value depending on the branch.
	java_defaults {
	name: "NetworkStackNextEnableDefaults",
	enabled: true,
	}

	// This is a placeholder comment to avoid merge conflicts
	// as the above target may have different "enabled" values
	// depending on the branch

	java_defaults {
	name: "NetworkStackDevApiLevel",
	min_sdk_version: "30",
	sdk_version: "module_current",
	libs: [
	"framework-configinfrastructure",
	"framework-connectivity",
	"framework-connectivity-t",
	"framework-statsd",
	"framework-wifi",
	],
	}

	// Common defaults for NetworkStack integration tests, root tests and coverage tests
	// to keep tests always running against the same target sdk version with NetworkStack.
	java_defaults {
	name: "NetworkStackReleaseTargetSdk",
	min_sdk_version: "30",
	target_sdk_version: "34",
	}

	java_defaults {
	name: "NetworkStackReleaseApiLevel",
	defaults: ["NetworkStackReleaseTargetSdk"],
	sdk_version: module_34_version,
	libs: [
	"framework-configinfrastructure",
	"framework-connectivity.stubs.module_lib",
	"framework-connectivity-t",
	"framework-statsd",
	"framework-wifi",
	],
	}

	// Libraries for the API shims
	java_defaults {
	name: "NetworkStackShimsDefaults",
	libs: [
	"androidx.annotation_annotation",
	"networkstack-aidl-latest",
	],
	static_libs: [
	"modules-utils-build_system",
	],
	apex_available: [
	"com.android.tethering",
	"//apex_available:platform", // For InProcessNetworkStack
	],
	min_sdk_version: "30",
	}

	// Common shim code. This includes the shim interface definitions themselves, and things like
	// ShimUtils and UnsupportedApiLevelException. Compiles against system_current because ShimUtils
	// needs access to all Build.VERSION_CODES.*, which by definition are only in the newest SDK.
	// TODO: consider moving ShimUtils into a library (or removing it in favour of SdkLevel) and compile
	// this target against the lowest-supported SDK (currently 30).
	java_library {
	name: "NetworkStackShimsCommon",
	defaults: ["NetworkStackShimsDefaults"],
	srcs: ["apishim/common/*/.java"],
	sdk_version: "system_current",
	visibility: ["//visibility:private"],
	}

	// Each level of the shims (29, 30, ...) is its own java_library compiled against the corresponding
	// system_X SDK. this ensures that each shim can only use SDK classes that exist in its SDK level.
	java_library {
	name: "NetworkStackApi29Shims",
	defaults: ["NetworkStackShimsDefaults"],
	srcs: ["apishim/29/*/.java"],
	libs: [
	"NetworkStackShimsCommon",
	],
	sdk_version: "system_29",
	visibility: ["//visibility:private"],
	}

	java_library {
	name: "NetworkStackApi30Shims",
	defaults: ["NetworkStackShimsDefaults"],
	srcs: [
	"apishim/30/*/.java",
	],
	libs: [
	"NetworkStackShimsCommon",
	"NetworkStackApi29Shims",
	],
	sdk_version: "system_30",
	visibility: ["//visibility:private"],
	lint: {
	strict_updatability_linting: true,

	},
	}

	java_library {
	name: "NetworkStackApi31Shims",
	defaults: ["NetworkStackShimsDefaults"],
	srcs: [
	"apishim/31/*/.java",
	],
	static_libs: [
	// Libs building against module API can only be linked against when building against
	// module API (so NetworkStackApi30Shims or NetworkStackApi29Shims can't use it, since they
	// use system_30 and system_29 respectively).
	"net-utils-framework-common",
	],
	libs: [
	"NetworkStackShimsCommon",
	"NetworkStackApi29Shims",
	"NetworkStackApi30Shims",
	"framework-connectivity",
	],
	sdk_version: "module_31",
	visibility: ["//visibility:private"],
	}

	java_library {
	name: "NetworkStackApi33Shims",
	defaults: ["NetworkStackShimsDefaults"],
	srcs: [
	"apishim/33/*/.java",
	],
	libs: [
	"NetworkStackShimsCommon",
	"NetworkStackApi29Shims",
	"NetworkStackApi30Shims",
	"NetworkStackApi31Shims",
	"framework-bluetooth",
	"framework-connectivity",
	"framework-connectivity-t.stubs.module_lib",
	"framework-tethering",
	],
	sdk_version: "module_33",
	visibility: ["//visibility:private"],
	}

	java_library {
	name: "NetworkStackApi34Shims",
	defaults: ["NetworkStackShimsDefaults"],
	srcs: [
	"apishim/34/*/.java",
	],
	libs: [
	"NetworkStackShimsCommon",
	"NetworkStackApi29Shims",
	"NetworkStackApi30Shims",
	"NetworkStackApi31Shims",
	"NetworkStackApi33Shims",
	"framework-bluetooth",
	"framework-connectivity",
	"framework-connectivity-t.stubs.module_lib",
	"framework-tethering",
	],
	sdk_version: module_34_version,
	visibility: ["//visibility:private"],
	}

	// Shims for APIs being added to the current development version of Android. These APIs are not
	// stable and have no defined version number. These could be called 10000, but they use the next
	// integer so if the next SDK release happens to use that integer, we don't need to rename them.
	// Jarjar rules are generated based on the stable shims, which do not contain this library. As a
	// result, no static_lib that needs jarjar should be used here. In general, static_libs should not
	// be used in this library at all; instead they can be in one of the earlier, shim libraries which
	// are part of the stable shims and scanned when generating jarjar rules.
	java_library {
	name: "NetworkStackApi35Shims",
	defaults: [
	"NetworkStackShimsDefaults",
	"ConnectivityNextEnableDefaults",
	],
	srcs: [
	"apishim/35/*/.java",
	],
	libs: [
	"NetworkStackShimsCommon",
	"NetworkStackApi29Shims",
	"NetworkStackApi30Shims",
	"NetworkStackApi31Shims",
	"NetworkStackApi33Shims",
	"NetworkStackApi34Shims",
	"framework-bluetooth",
	"framework-connectivity",
	"framework-connectivity-t.stubs.module_lib",
	"framework-tethering",
	"android.net.ipsec.ike.stubs.module_lib",
	],
	sdk_version: "module_current",
	visibility: ["//visibility:private"],
	}

	// API current uses the API current shims directly.
	// The current (in-progress) shims are in the com.android.networkstack.apishim package and are
	// called directly by the networkstack code.
	java_library {
	name: "NetworkStackApiCurrentShims",
	defaults: [
	"NetworkStackShimsDefaults",
	"NetworkStackDevApiLevel",
	"ConnectivityNextEnableDefaults",
	],
	static_libs: [
	"NetworkStackShimsCommon",
	"NetworkStackApi29Shims",
	"NetworkStackApi30Shims",
	"NetworkStackApi31Shims",
	"NetworkStackApi33Shims",
	"NetworkStackApi34Shims",
	"NetworkStackApi35Shims",
	],
	visibility: [
	"//packages/modules/Connectivity/Tethering",
	"//packages/modules/Connectivity/service",
	"//packages/modules/Connectivity/service-t",
	"//packages/modules/Connectivity/tests:__subpackages__",
	],
	}

	// API stable uses jarjar to rename the latest stable apishim package from
	// com.android.networkstack.apishim.apiXX to com.android.networkstack.apishim, which is called by
	// the networkstack code.
	java_library {
	name: "NetworkStackApiStableShims",
	defaults: [
	"NetworkStackShimsDefaults",
	"NetworkStackReleaseApiLevel",
	],
	static_libs: [
	"NetworkStackShimsCommon",
	"NetworkStackApi29Shims",
	"NetworkStackApi30Shims",
	"NetworkStackApi31Shims",
	"NetworkStackApi33Shims",
	"NetworkStackApi34Shims",
	],
	jarjar_rules: "apishim/jarjar-rules-compat.txt",
	visibility: [
	"//packages/modules/Connectivity/Tethering",
	"//packages/modules/Connectivity/service",
	"//packages/modules/Connectivity/service-t",
	"//packages/modules/Connectivity/tests:__subpackages__",
	],
	}

	// Common defaults for android libraries containing network stack code, used to compile variants of
	// the network stack in the system process and in the network_stack process
	java_defaults {
	name: "NetworkStackAndroidLibraryDefaults",
	srcs: [
	":framework-networkstack-shared-srcs",
	],
	libs: [
	"error_prone_annotations",
	"unsupportedappusage",
	],
	static_libs: [
	"androidx.annotation_annotation",
	"modules-utils-build_system",
	"modules-utils-preconditions",
	"modules-utils-shell-command-handler",
	"modules-utils-statemachine",
	"netd_aidl_interface-lateststable-java",
	"networkstack-client",
	"net-utils-framework-common",
	// See note on statsprotos when adding/updating proto build rules
	"datastallprotosnano",
	"statsprotos",
	"captiveportal-lib",
	"net-utils-device-common-ip",
	"net-utils-device-common-netlink",
	"net-utils-device-common-struct",
	"net-utils-device-common-struct-base",
	],
	}

	// The versions of the android library containing network stack code compiled for each SDK variant.
	android_library {
	name: "NetworkStackApiCurrentLib",
	defaults: [
	"NetworkStackDevApiLevel",
	"NetworkStackAndroidLibraryDefaults",
	"ConnectivityNextEnableDefaults",
	],
	srcs: [
	"src/*/.java",
	":statslog-networkstack-java-gen-current",
	],
	static_libs: [
	"NetworkStackApiCurrentShims",
	],
	manifest: "AndroidManifestBase.xml",
	visibility: [
	"//frameworks/base/tests/net/integration",
	"//packages/modules/Connectivity/Tethering/tests/integration",
	"//packages/modules/NetworkStack/tests/unit",
	"//packages/modules/NetworkStack/tests/integration",
	],
	}

	android_library {
	name: "NetworkStackApiStableLib",
	defaults: [
	"NetworkStackReleaseApiLevel",
	"NetworkStackAndroidLibraryDefaults",
	],
	srcs: [
	"src/*/.java",
	":statslog-networkstack-java-gen-stable",
	],
	static_libs: [
	"NetworkStackApiStableShims",
	],
	manifest: "AndroidManifestBase.xml",
	visibility: [
	"//packages/modules/Connectivity/Tethering/tests/integration",
	"//packages/modules/Connectivity/tests/integration",
	"//packages/modules/NetworkStack/tests/unit",
	"//packages/modules/NetworkStack/tests/integration",
	],
	}

	java_library {
	name: "DhcpPacketLib",
	defaults: ["NetworkStackReleaseApiLevel"],
	srcs: [
	"src/android/net/DhcpResults.java",
	"src/android/net/dhcp/Dhcp*Packet.java",
	],
	libs: [
	"androidx.annotation_annotation",
	"framework-annotations-lib",
	],
	static_libs: [
	"modules-utils-build",
	"net-utils-framework-common",
	"networkstack-client",
	"net-utils-device-common",
	],
	// If this library is ever used outside of tests, it should not use "Dhcp*Packet", and specify
	// its contents explicitly.
	visibility: [
	"//packages/modules/Connectivity/Tethering/tests/integration",
	"//packages/modules/Connectivity/tests/cts/net",
	],
	}

	java_library {
	name: "ApfGeneratorLib",
	defaults: ["NetworkStackReleaseApiLevel"],
	srcs: [
	"src/android/net/apf/ApfConstant.java",
	"src/android/net/apf/ApfCounterTracker.java",
	"src/android/net/apf/ApfV4Generator.java",
	"src/android/net/apf/ApfV4GeneratorBase.java",
	"src/android/net/apf/ApfV6Generator.java",
	"src/android/net/apf/ApfV6GeneratorBase.java",
	"src/android/net/apf/BaseApfGenerator.java",
	],
	libs: [
	"androidx.annotation_annotation",
	"framework-annotations-lib",
	],
	static_libs: [
	"net-utils-framework-common",
	],
	visibility: [
	"//packages/modules/Connectivity/tests/cts/net",
	],
	}

	java_genrule {
	name: "NetworkStackJarJarRules",
	tool_files: [
	// com.android.networkstack.apishim is already in the target package that is not jarjared,
	// so it does not matter whether ApiStable or ApiCurrent is used to generate the jarjar
	// rules. Use ApiStable to be based on most stable release configuration and be buildable
	// in all branches.
	":NetworkStackApiStableLib{.jar}",
	"jarjar-excludes.txt",
	],
	tools: [
	"jarjar-rules-generator",
	],
	out: ["NetworkStackJarJarRules.txt"],
	cmd: "$(location jarjar-rules-generator) " +
	"$(location :NetworkStackApiStableLib{.jar}) " +
	"--prefix com.android.networkstack " +
	"--excludes $(location jarjar-excludes.txt) " +
	"--output $(out)",
	visibility: [
	"//packages/modules/NetworkStack/tests/unit",
	"//packages/modules/NetworkStack/tests/integration",
	"//packages/modules/Connectivity/tests:__subpackages__",
	"//packages/modules/Connectivity/Tethering/tests/integration",
	],
	}

	// Common defaults for compiling the actual APK, based on the NetworkStackApiXBase android libraries
	java_defaults {
	name: "NetworkStackAppDefaults",
	privileged: true,
	jni_libs: [
	"libnativehelper_compat_libc++",
	"libnetworkstackutilsjni",
	],
	// Resources already included in NetworkStackBase
	resource_dirs: [],
	jarjar_rules: ":NetworkStackJarJarRules",
	use_embedded_native_libs: true,
	optimize: {
	ignore_warnings: false,
	proguard_flags_files: ["proguard.flags"],
	},
	}

	// Non-updatable network stack running in the system server process for devices not using the module
	android_app {
	name: "InProcessNetworkStack",
	defaults: [
	"NetworkStackAppDefaults",
	"NetworkStackDevApiLevel",
	"ConnectivityNextEnableDefaults",
	],
	static_libs: ["NetworkStackApiCurrentLib"],
	certificate: "platform",
	manifest: "AndroidManifest_InProcess.xml",
	// InProcessNetworkStack is a replacement for NetworkStack
	overrides: [
	"NetworkStack",
	"NetworkStackNext",
	],
	// The InProcessNetworkStack goes together with the PlatformCaptivePortalLogin, which replaces
	// the default CaptivePortalLogin.
	required: [
	"PlatformCaptivePortalLogin",
	],
	}

	// Pre-merge the AndroidManifest for NetworkStackNext, so that its manifest can be merged on top
	android_library {
	name: "NetworkStackNextManifestBase",
	defaults: [
	"NetworkStackAppDefaults",
	"NetworkStackDevApiLevel",
	"ConnectivityNextEnableDefaults",
	],
	static_libs: ["NetworkStackApiCurrentLib"],
	manifest: "AndroidManifest.xml",
	}

	// NetworkStack build targeting the current API release, for testing on in-development SDK
	android_app {
	name: "NetworkStackNext",
	defaults: [
	"NetworkStackAppDefaults",
	"NetworkStackDevApiLevel",
	"ConnectivityNextEnableDefaults",
	],
	static_libs: ["NetworkStackNextManifestBase"],
	certificate: "networkstack",
	manifest: "AndroidManifest_Next.xml",
	required: [
	"privapp_whitelist_com.android.networkstack",
	],
	updatable: true,
	}

	// Updatable network stack for finalized API
	android_app {
	name: "NetworkStack",
	defaults: [
	"NetworkStackAppDefaults",
	"NetworkStackReleaseApiLevel",
	],
	static_libs: ["NetworkStackApiStableLib"],
	certificate: "networkstack",
	manifest: "AndroidManifest.xml",
	required: [
	"privapp_whitelist_com.android.networkstack",
	],
	updatable: true,
	}

	cc_library_shared {
	name: "libnetworkstackutilsjni",
	srcs: [
	"jni/network_stack_utils_jni.cpp",
	],
	header_libs: [
	"bpf_headers",
	],
	sdk_version: "30",
	min_sdk_version: "30",
	shared_libs: [
	"liblog",
	"libnativehelper_compat_libc++",
	],
	static_libs: [
	"libnetjniutils",
	],

	// We cannot use plain "libc++" here to link libc++ dynamically because it results in:
	// java.lang.UnsatisfiedLinkError: dlopen failed: library "libc++_shared.so" not found
	// even if "libc++" is added into jni_libs below. Adding "libc++_shared" into jni_libs doesn't
	// build because soong complains of:
	// module NetworkStack missing dependencies: libc++_shared
	//
	// So, link libc++ statically. This means that we also need to ensure that all the C++ libraries
	// we depend on do not dynamically link libc++. This is currently the case, because liblog is
	// C-only and libnativehelper_compat_libc also uses stl: "c++_static".
	//
	// TODO: find a better solution for this in R.
	stl: "c++_static",
	cflags: [
	"-Wall",
	"-Werror",
	"-Wno-unused-parameter",
	],
	}

	genrule {
	name: "statslog-networkstack-java-gen-current",
	tools: ["stats-log-api-gen"],
	cmd: "$(location stats-log-api-gen) --java $(out) --module network_stack" +
	" --javaPackage com.android.networkstack.metrics --javaClass NetworkStackStatsLog" +
	" --minApiLevel 30",
	out: ["com/android/networkstack/metrics/NetworkStackStatsLog.java"],
	}

	genrule {
	name: "statslog-networkstack-java-gen-stable",
	tools: ["stats-log-api-gen"],
	cmd: "$(location stats-log-api-gen) --java $(out) --module network_stack" +
	" --javaPackage com.android.networkstack.metrics --javaClass NetworkStackStatsLog" +
	" --minApiLevel 30",
	out: ["com/android/networkstack/metrics/NetworkStackStatsLog.java"],
	}

	version_code_networkstack_next = "300000000"
	version_code_networkstack_test = "999999999"

	genrule {
	name: "NetworkStackTestAndroidManifest",
	srcs: ["AndroidManifest.xml"],
	out: ["TestAndroidManifest.xml"],
	cmd: "sed -E 's/versionCode=\"[0-9]+\"/versionCode=\"" +
	version_code_networkstack_test +
	"\"/' $(in) > $(out)",
	visibility: ["//visibility:private"],
	}

	android_app {
	name: "TestNetworkStack",
	defaults: [
	"NetworkStackAppDefaults",
	"NetworkStackReleaseApiLevel",
	],
	static_libs: ["NetworkStackApiStableLib"],
	certificate: "networkstack",
	manifest: ":NetworkStackTestAndroidManifest",
	required: [
	"privapp_whitelist_com.android.networkstack",
	],
	}

	// When adding or modifying protos, the jarjar rules and possibly proguard rules need
	// to be updated: proto libraries may pull additional static libraries.
	java_library_static {
	name: "statsprotos",
	proto: {
	type: "lite",
	},
	srcs: [
	"src/com/android/networkstack/metrics/stats.proto",
	],
	static_libs: [
	"networkstackprotos",
	],
	defaults: ["NetworkStackReleaseApiLevel"],
	}