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Commit 8e9338b4 authored by Rahul Arya's avatar Rahul Arya Committed by Automerger Merge Worker
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Merge changes Iec10e55b,Ie235a33b,I68154999 am: 26810278 am: 45af001e 

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2410775



Change-Id: Ia95206b96a73fd761a1f0dc58ba4a1adc86741bd
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 91894e2d 45af001e

android/app/jni/com_android_bluetooth_gatt.cpp

+7 −2
Original line number Diff line number Diff line
@@ -29,6 +29,7 @@ 
#include "gd/common/init_flags.h"

#include "hardware/bt_gatt.h"

#include "rust/cxx.h"

#include "rust/src/gatt/ffi/gatt_shim.h"

#include "src/core/ffi.rs.h"

#include "src/gatt/ffi.rs.h"

#include "utils/Log.h"
@@ -1393,7 +1394,9 @@ static void initializeNative(JNIEnv* env, jobject object) { 


  mCallbacksObj = env->NewGlobalRef(object);



  bluetooth::rust_shim::init();

  auto callbacks = std::make_unique<bluetooth::gatt::GattServerCallbacks>(

      sGattServerCallbacks);

  bluetooth::rust_shim::init(std::move(callbacks));

}



static void cleanupNative(JNIEnv* env, jobject object) {
@@ -2192,7 +2195,9 @@ static void gattServerSendResponseNative(JNIEnv* env, jobject object, 
  }



  if (bluetooth::gatt::is_connection_isolated(conn_id)) {

    // no-op

    auto data = ::rust::Slice<const uint8_t>(response.attr_value.value,

                                             response.attr_value.len);

    bluetooth::gatt::send_response(server_if, conn_id, trans_id, status, data);

  } else {

    sGattIf->server->send_response(conn_id, trans_id, status, response);

  }

system/rust/Android.bp

+3 −0
Original line number Diff line number Diff line
@@ -94,6 +94,9 @@ cc_library_static { 
    defaults: [

        "libchrome_support_defaults",

    ],

    srcs: [

        "src/gatt/ffi/gatt_shim.cc",

    ],

    include_dirs: [

        "packages/modules/Bluetooth/system",

        "packages/modules/Bluetooth/system/include",

system/rust/src/core/ffi.rs

+9 −1
Original line number Diff line number Diff line
@@ -17,6 +17,8 @@ use crate::core::init; 
use cxx::{type_id, ExternType};

pub use inner::*;



unsafe impl Send for GattServerCallbacks {}



unsafe impl ExternType for Uuid {

    type Id = type_id!("bluetooth::Uuid");

    type Kind = cxx::kind::Trivial;
@@ -31,8 +33,14 @@ mod inner { 
        type Uuid = crate::core::uuid::Uuid;

    }



    #[namespace = "bluetooth::gatt"]

    unsafe extern "C++" {

        include!("src/gatt/ffi/gatt_shim.h");

        type GattServerCallbacks = crate::gatt::GattServerCallbacks;

    }



    #[namespace = "bluetooth::rust_shim"]

    extern "Rust" {

        fn init();

        fn init(gatt_server_callbacks: UniquePtr<GattServerCallbacks>);

    }

}

system/rust/src/core/mod.rs

+12 −3
Original line number Diff line number Diff line
@@ -6,13 +6,22 @@ pub mod uuid; 
use std::{rc::Rc, thread};



use bt_common::init_flags::rust_event_loop_is_enabled;

use cxx::UniquePtr;



use crate::{gatt::ffi::AttTransportImpl, GlobalModuleRegistry};

use crate::{

    gatt::ffi::{AttTransportImpl, GattCallbacksImpl},

    GlobalModuleRegistry,

};



fn init() {

use self::ffi::GattServerCallbacks;



fn init(gatt_server_callbacks: UniquePtr<GattServerCallbacks>) {

    if rust_event_loop_is_enabled() {

        thread::spawn(move || {

            GlobalModuleRegistry::start(Rc::new(AttTransportImpl()));

            GlobalModuleRegistry::start(

                Rc::new(GattCallbacksImpl(gatt_server_callbacks)),

                Rc::new(AttTransportImpl()),

            );

        });

    }

}

system/rust/src/gatt.rs

+5 −0
Original line number Diff line number Diff line
@@ -2,8 +2,13 @@ 
//! existing C++ GATT client. See go/private-gatt-in-platform for the design.



pub mod arbiter;

pub mod callbacks;

pub mod channel;

pub mod ffi;

pub mod ids;

pub mod mocks;

pub mod server;



pub use self::callbacks::GattCallbacks;



pub use ffi::GattServerCallbacks;