Android.bp

// Copyright (C) 2016 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 {
    default_applicable_licenses: ["Android-Apache-2.0"],
}

cc_library {
    name: "libfmq",
    shared_libs: [
        "libbase",
        "liblog",
        "libcutils",
        "libutils",
    ],
    export_shared_lib_headers: [
        "libcutils",
        "libutils",
    ],
    apex_available: [
        "//apex_available:platform",
        "//apex_available:anyapex",
    ],
    export_include_dirs: ["include"],
    local_include_dirs: ["include"],
    header_libs: [
        "libfmq-base",
    ],
    export_header_lib_headers: [
        "libfmq-base",
    ],
    srcs: [
        "EventFlag.cpp",
        "FmqInternal.cpp",
    ],
    cflags: [
        "-Wall",
        "-Werror",
    ],
    vendor_available: true,
    product_available: true,
    // TODO(b/153609531): remove when no longer needed.
    native_bridge_supported: true,
    double_loadable: true,
    min_sdk_version: "29",
    host_supported: true,
}

// Header only lib to share type between HIDL and AIDL MQDescriptor
cc_library_headers {
    name: "libfmq-base",
    host_supported: true,
    vendor_available: true,
    product_available: true,
    native_bridge_supported: true,
    recovery_available: true,
    apex_available: [
        "//apex_available:anyapex",
        "//apex_available:platform",
    ],
    export_include_dirs: ["base"],
    min_sdk_version: "29",
}

cc_library {
    name: "libfmq_erased",
    shared_libs: [
        "libbase",
        "liblog",
        "libcutils",
        "libfmq",
        "android.hardware.common.fmq-V1-ndk",
    ],
    srcs: [
        "ErasedMessageQueue.cpp",
    ],
    cflags: [
        "-Wall",
        "-Werror",
    ],
    vendor_available: true,
    product_available: true,
    min_sdk_version: "29",
    host_supported: true,
}

rust_bindgen {
    name: "libfmq_bindgen",
    wrapper_src: "ErasedMessageQueue.hpp",
    crate_name: "fmq_bindgen",
    edition: "2021",
    host_supported: true,
    vendor_available: true,
    product_available: true,
    visibility: [":__subpackages__"],
    source_stem: "fmq",
    bindgen_flags: [
        "--no-recursive-allowlist",
        "--use-core",
        "--ctypes-prefix=core::ffi",
        "--raw-line=#![no_std]",
        "--raw-line=pub use android_hardware_common_fmq::aidl::android::hardware::common::fmq::{MQDescriptor::MQDescriptor, UnsynchronizedWrite::UnsynchronizedWrite, SynchronizedReadWrite::SynchronizedReadWrite, GrantorDescriptor::GrantorDescriptor};",
        "--raw-line=pub use android_hardware_common::{aidl::android::hardware::common::NativeHandle::NativeHandle, binder::ParcelFileDescriptor};",
        "--raw-line=pub enum android_MQErased {}",
        "--raw-line=#[repr(C)]",
        "--raw-line=pub struct aidl_android_hardware_common_fmq_GrantorDescriptor {",
        "--raw-line=    pub fdIndex: i32,",
        "--raw-line=    pub offset: i32,",
        "--raw-line=    pub extent: i64,",
        "--raw-line=}",
        "--opaque-type=ErasedMessageQueueDesc",
        "--opaque-type=.*AidlMessageQueue",
        "--with-derive-default",
        "--no-default=MessageQueueDesc",
        "--no-default=ErasedMessageQueue",
        "--allowlist-function=convertGrantor",
        "--allowlist-function=convertDesc",
        "--allowlist-function=freeDesc",
        "--allowlist-type=ndk::ScopedFileDescriptor",
        "--allowlist-function=descGrantors",
        "--allowlist-function=descNumGrantors",
        "--allowlist-function=descHandleFDs",
        "--allowlist-function=descHandleNumFDs",
        "--allowlist-function=descHandleInts",
        "--allowlist-function=descHandleNumInts",
        "--allowlist-function=descQuantum",
        "--allowlist-function=descFlags",
        "--allowlist-type=\\bErasedMessageQueue",
        "--allowlist-type=\\bErasedMessageQueueDesc",
        "--allowlist-type=\\bMemTransaction",
        "--allowlist-type=.*MemTransaction.*MemRegion.*",
        "--blocklist-type=std::.+",
        "--allowlist-function=.*ErasedMessageQueue.*",
        "--allowlist-function=.*beginWrite",
        "--allowlist-function=.*beginRead",
        "--allowlist-function=.*commitWrite",
        "--allowlist-function=.*commitRead",
        "--allowlist-function=getAddress",
        "--allowlist-function=getLength.*",
        "--allowlist-function=get(First|Second)Region",
    ],
    rustlibs: [
        "android.hardware.common.fmq-V1-rust",
        "android.hardware.common-V2-rust",
    ],
    static_libs: [
        "libfmq",
    ],
    whole_static_libs: [
        "libfmq_erased",
    ],
    shared_libs: [
        "libc++",
        "liblog",
        "android.hardware.common.fmq-V1-ndk",
    ],
    apex_available: [
    ],
}

rust_test {
    host_supported: true,
    name: "libfmq_bindgen_test",
    srcs: [":libfmq_bindgen"],
    crate_name: "fmq_bindgen_test",
    test_suites: ["general-tests"],
    auto_gen_config: true,
    clippy_lints: "none",
    lints: "none",
    rustlibs: [
        "android.hardware.common.fmq-V1-rust",
        "android.hardware.common-V2-rust",
    ],
}

rust_library {
    name: "libfmq_rust",
    host_supported: true,
    vendor_available: true,
    product_available: true,
    visibility: [":__subpackages__"],
    crate_name: "fmq",
    srcs: ["libfmq.rs"],
    edition: "2021",
    rustlibs: [
        "libfmq_bindgen",
        "liblog_rust",
        "libzerocopy",
    ],
    proc_macros: [],
}