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Commit c5f55c61 authored by Hansong Zhang's avatar Hansong Zhang
Browse files

L2cap dynamic channel and service 

Add internal implementation for ClassicDynamicChannel
Signalling packets will be handled in next commit

Test: cert/run_cert.sh and bluetooth_test_gd
Bug: 138260719
Change-Id: I3b0fee9837034988e6490372ffbfd5ece90250f7
parent 00f4f41d

system/gd/l2cap/Android.bp

+4 −1
Original line number Diff line number Diff line
@@ -11,8 +11,10 @@ filegroup { 
        "classic_fixed_channel_service.cc",

        "internal/classic_dynamic_channel_allocator.cc",

        "internal/classic_dynamic_channel_impl.cc",

        "internal/classic_dynamic_channel_service_manager_impl.cc",

        "internal/classic_fixed_channel_impl.cc",

        "internal/classic_fixed_channel_service_manager_impl.cc",

        "internal/classic_link.cc",

        "internal/classic_link_manager.cc",

        "internal/le_fixed_channel_impl.cc",

        "internal/le_fixed_channel_service_manager_impl.cc",
@@ -30,6 +32,7 @@ filegroup { 
        "l2cap_packet_test.cc",

        "internal/classic_dynamic_channel_allocator_test.cc",

        "internal/classic_dynamic_channel_impl_test.cc",

        "internal/classic_dynamic_channel_service_manager_test.cc",

        "internal/classic_fixed_channel_impl_test.cc",

        "internal/classic_fixed_channel_service_manager_test.cc",

        "internal/classic_link_manager_test.cc",

system/gd/l2cap/cert/api.proto

+12 −0
Original line number Diff line number Diff line
@@ -9,6 +9,8 @@ service L2capModuleCert { 
  rpc SendL2capPacket(L2capPacket) returns (google.protobuf.Empty) {}

  rpc FetchL2capData(facade.EventStreamRequest) returns (stream L2capPacket) {}

  rpc FetchConnectionComplete(facade.EventStreamRequest) returns (stream ConnectionCompleteEvent) {}

  rpc DisconnectLink(DisconnectLinkRequest) returns (google.protobuf.Empty) {}

  rpc SendConnectionRequest(ConnectionRequest) returns (google.protobuf.Empty) {}

}



message L2capPacket {
@@ -20,3 +22,13 @@ message L2capPacket { 
message ConnectionCompleteEvent {

  facade.BluetoothAddress remote = 1;

}



message DisconnectLinkRequest {

  facade.BluetoothAddress remote = 1;

}



message ConnectionRequest {

  facade.BluetoothAddress remote = 1;

  uint32 dcid = 2;

  uint32 scid = 3;

}

system/gd/l2cap/classic_dynamic_channel.cc

+10 −4
Original line number Diff line number Diff line
@@ -16,22 +16,28 @@ 


#include "l2cap/classic_dynamic_channel.h"

#include "common/bind.h"

#include "l2cap/internal/classic_dynamic_channel_impl.h"



namespace bluetooth {

namespace l2cap {



hci::Address ClassicDynamicChannel::GetDevice() const {

  return {};

  return impl_->GetDevice();

}



void ClassicDynamicChannel::RegisterOnCloseCallback(os::Handler* user_handler,

                                                    ClassicDynamicChannel::OnCloseCallback on_close_callback) {}

                                                    ClassicDynamicChannel::OnCloseCallback on_close_callback) {

  l2cap_handler_->Post(common::BindOnce(&internal::ClassicDynamicChannelImpl::RegisterOnCloseCallback, impl_,

                                        user_handler, std::move(on_close_callback)));

}



void ClassicDynamicChannel::Close() {}

void ClassicDynamicChannel::Close() {

  l2cap_handler_->Post(common::BindOnce(&internal::ClassicDynamicChannelImpl::Close, impl_));

}



common::BidiQueueEnd<packet::BasePacketBuilder, packet::PacketView<packet::kLittleEndian>>*

ClassicDynamicChannel::GetQueueUpEnd() const {

  return nullptr;

  return impl_->GetQueueUpEnd();

}

}  // namespace l2cap

}  // namespace bluetooth
 
 No newline at end of file

system/gd/l2cap/classic_dynamic_channel_manager.cc

+11 −1
Original line number Diff line number Diff line
@@ -15,6 +15,8 @@ 
 */



#include "l2cap/classic_dynamic_channel_manager.h"

#include "l2cap/internal/classic_dynamic_channel_service_impl.h"

#include "l2cap/internal/classic_dynamic_channel_service_manager_impl.h"

#include "l2cap/internal/classic_link_manager.h"



namespace bluetooth {
@@ -30,7 +32,15 @@ bool ClassicDynamicChannelManager::ConnectChannel(hci::Address device, Psm psm, 
bool ClassicDynamicChannelManager::RegisterService(Psm psm, const SecurityPolicy& security_policy,

                                                   OnRegistrationCompleteCallback on_registration_complete,

                                                   OnConnectionOpenCallback on_connection_open, os::Handler* handler) {

  return false;

  internal::ClassicDynamicChannelServiceImpl::PendingRegistration pending_registration{

      .user_handler_ = handler,

      .on_registration_complete_callback_ = std::move(on_registration_complete),

      .on_connection_open_callback_ = std::move(on_connection_open)};

  l2cap_layer_handler_->Post(common::BindOnce(&internal::ClassicDynamicChannelServiceManagerImpl::Register,

                                              common::Unretained(service_manager_), psm,

                                              std::move(pending_registration)));



  return true;

}



}  // namespace l2cap

system/gd/l2cap/classic_dynamic_channel_service.cc

+7 −1
Original line number Diff line number Diff line
@@ -16,12 +16,18 @@ 


#include "l2cap/classic_dynamic_channel_service.h"

#include "common/bind.h"

#include "l2cap/internal/classic_dynamic_channel_service_manager_impl.h"



namespace bluetooth {

namespace l2cap {



void ClassicDynamicChannelService::Unregister(OnUnregisteredCallback on_unregistered,

                                              os::Handler* on_unregistered_handler) {}

                                              os::Handler* on_unregistered_handler) {

  ASSERT_LOG(manager_ != nullptr, "this service is invalid");

  l2cap_layer_handler_->Post(common::BindOnce(&internal::ClassicDynamicChannelServiceManagerImpl::Unregister,

                                              common::Unretained(manager_), psm_, std::move(on_unregistered),

                                              on_unregistered_handler));

}



}  // namespace l2cap

}  // namespace bluetooth