//
// 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.
//

// =========================================================================
// Native library to write stats log to statsd socket on Android R and later
// =========================================================================
package {
    default_applicable_licenses: ["Android-Apache-2.0"],
    default_team: "trendy_team_android_telemetry_client_infra",
}

cc_defaults {
    name: "libstatssocket_defaults",
    srcs: [
        "stats_buffer_writer.c",
        "stats_buffer_writer_queue.cpp",
        "stats_event.c",
        "stats_socket.c",
        "statsd_writer.cpp",
        "stats_socket_loss_reporter.cpp",
        "utils.cpp",
    ],
    local_include_dirs: [
        "include",
    ],
    generated_sources: ["stats_statsdsocketlog.cpp"],
    generated_headers: ["stats_statsdsocketlog.h"],
    header_libs: [
        "libcutils_headers",
        "liblog_headers",
    ],
    cflags: [
        "-Wall",
        "-Werror",
        "-Wthread-safety",

        // for local testing & benchmarking with statsd_benchmark
        // "-DENABLE_BENCHMARK_SUPPORT",
    ],
    static_libs: [
        "libbase",
    ],
    min_sdk_version: "30",
}

cc_library_shared {
    name: "libstatssocket",
    defaults: [
        "libstatssocket_defaults",
    ],
    host_supported: true,
    stl: "libc++_static",
    export_include_dirs: ["include"],
    // enumerate stable entry points for APEX use
    target: {
        darwin: {
            enabled: false,
        },
    },
    version_script: "libstatssocket.map.txt",
    stubs: {
        symbol_file: "libstatssocket.map.txt",
        versions: [
            "30",
        ],
    },
    apex_available: [
        "com.android.os.statsd",
        "test_com.android.os.statsd",
    ],
}

cc_library_headers {
    name: "libstatssocket_headers",
    export_include_dirs: ["include"],
    apex_available: [
        "com.android.resolv",
        "//apex_available:platform",
    ],
    min_sdk_version: "29",
}

filegroup {
    name: "libstatssocket_test_default_map",
    srcs: ["libstatssocket_test_default.map"],
}

cc_library_headers {
    name: "libstatssocket_test_headers",
    export_include_dirs: ["tests/include"],
    min_sdk_version: "30",
}

cc_test {
    name: "libstatssocket_test",
    defaults: ["libstatssocket_defaults"],
    srcs: [
        "tests/stats_event_test.cpp",
        "tests/stats_writer_test.cpp",
        "tests/stats_buffer_writer_queue_test.cpp",
        "tests/stats_socketlog_test.cpp",
    ],
    cflags: [
        "-Wall",
        "-Werror",
        "-Wthread-safety",
    ],

    // These tests run on older platform versions, so many libraries (such as libbase and libc++)
    // need to be linked statically. The tests also need to be linked with a version script to
    // ensure that the statically-linked library isn't exported from the executable, where it
    // would override the shared libraries that the platform itself uses.
    // See http://b/333438055 for an example of what goes wrong when libc++ is partially exported
    // from an executable.
    version_script: ":libstatssocket_test_default_map",
    stl: "c++_static",

    static_libs: [
        "libbase",
        "libgmock",
    ],
    shared_libs: [
        "libutils",
    ],
    header_libs: [
        "libstatssocket_test_headers",
    ],
    test_suites: [
        "device-tests",
        "mts-statsd",
    ],
    test_config: "libstatssocket_test.xml",
    //TODO(b/153588990): Remove when the build system properly separates.
    //32bit and 64bit architectures.
    compile_multilib: "both",
    multilib: {
        lib64: {
            suffix: "64",
        },
        lib32: {
            suffix: "32",
        },
    },
    require_root: true,
}

genrule {
    name: "stats_statsdsocketlog.h",
    tools: ["stats-log-api-gen"],
    cmd: "$(location stats-log-api-gen) " +
        "--header $(genDir)/stats_statsdsocketlog.h " +
        "--module statsdsocket " +
        "--namespace android,os,statsdsocket",
    out: [
        "stats_statsdsocketlog.h",
    ],
}

genrule {
    name: "stats_statsdsocketlog.cpp",
    tools: ["stats-log-api-gen"],
    cmd: "$(location stats-log-api-gen) " +
        "--cpp $(genDir)/stats_statsdsocketlog.cpp " +
        "--module statsdsocket " +
        "--namespace android,os,statsdsocket " +
        "--importHeader stats_statsdsocketlog.h",
    out: [
        "stats_statsdsocketlog.cpp",
    ],
}

cc_fuzz {
    name: "statsevent_fuzzer",
    defaults: [
        "libstatssocket_defaults",
    ],
    srcs: [
        "fuzzers/stats_event_fuzzer.cpp",
    ],
    host_supported: true,
    cflags: [
        "-Wall",
        "-Wextra",
        "-Werror",
        "-Wno-unused-parameter",
    ],
    fuzz_config: {
        cc: [
            "singhtejinder@google.com",
            "sharaienko@google.com",
        ],
    },
}