mirror of
https://github.com/kidfromjupiter/nearby.git
synced 2026-09-16 07:36:10 -04:00
Patch recent cls from nearby_connections;
Sync github to replace nearby_connections with nearby. PiperOrigin-RevId: 411609608
This commit is contained in:
hais
@@ -1,196 +1,196 @@
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// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "platform/impl/windows/bluetooth_classic_server_socket.h"
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#include <codecvt>
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#include <locale>
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#include <string>
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#include "platform/impl/windows/bluetooth_classic_socket.h"
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#include "platform/impl/windows/generated/winrt/Windows.Foundation.Collections.h"
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#include "platform/impl/windows/utils.h"
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#include "platform/public/logging.h"
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namespace location {
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namespace nearby {
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namespace windows {
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BluetoothServerSocket::BluetoothServerSocket(const std::string service_name,
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const std::string service_uuid)
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: radio_discoverable_(false),
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service_name_(service_name),
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service_uuid_(service_uuid),
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rfcomm_provider_(nullptr) {
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InitializeCriticalSection(&critical_section_);
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}
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BluetoothServerSocket::~BluetoothServerSocket() {}
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// https://developer.android.com/reference/android/bluetooth/BluetoothServerSocket.html#accept()
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//
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// Blocks until either:
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// - at least one incoming connection request is available, or
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// - ServerSocket is closed.
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// On success, returns connected socket, ready to exchange data.
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// Returns nullptr on error.
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// Once error is reported, it is permanent, and ServerSocket has to be closed.
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std::unique_ptr<api::BluetoothSocket> BluetoothServerSocket::Accept() {
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while (bluetooth_sockets_.empty() && !closed_) {
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Sleep(1000);
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}
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EnterCriticalSection(&critical_section_);
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if (!closed_) {
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std::unique_ptr<BluetoothSocket> bluetoothSocket =
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std::move(bluetooth_sockets_.front());
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bluetooth_sockets_.pop();
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LeaveCriticalSection(&critical_section_);
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return std::move(bluetoothSocket);
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} else {
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bluetooth_sockets_ = {};
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LeaveCriticalSection(&critical_section_);
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}
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return nullptr;
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}
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Exception BluetoothServerSocket::StartListening(bool radioDiscoverable) {
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EnterCriticalSection(&critical_section_);
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radio_discoverable_ = radioDiscoverable;
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// Create the StreamSocketListener
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stream_socket_listener_ = StreamSocketListener();
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// Configure control property
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stream_socket_listener_.Control().QualityOfService(
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SocketQualityOfService::LowLatency);
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stream_socket_listener_.Control().KeepAlive(true);
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// Note From the perspective of a StreamSocket, a Parallel Patterns Library
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// (PPL) completion handler is done executing (and the socket is eligible for
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// disposal) before the continuation body runs. So, to keep your socket from
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// being disposed if you want to use it inside a continuation, you'll need to
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// use one of the techniques described in References to StreamSockets in C++
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// PPL continuations.
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// Assign ConnectionReceived event to event handler on the server socket
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stream_socket_listener_.ConnectionReceived(
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[this](StreamSocketListener streamSocketListener,
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StreamSocketListenerConnectionReceivedEventArgs args) {
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EnterCriticalSection(&critical_section_);
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if (!closed_) {
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this->bluetooth_sockets_.push(
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std::make_unique<BluetoothSocket>(args.Socket()));
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}
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LeaveCriticalSection(&critical_section_);
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});
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try {
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auto rfcommProviderRef =
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RfcommServiceProvider::CreateAsync(
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RfcommServiceId::FromUuid(winrt::guid(service_uuid_)))
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.get();
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rfcomm_provider_ = rfcommProviderRef;
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stream_socket_listener_
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.BindServiceNameAsync(
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winrt::to_hstring(rfcomm_provider_.ServiceId().AsString()),
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SocketProtectionLevel::PlainSocket)
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.get();
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// Set the SDP attributes and start Bluetooth advertising
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InitializeServiceSdpAttributes(rfcomm_provider_, service_name_);
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} catch (std::exception exception) {
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// We will log and eat the exception since the caller
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// expects nullptr if it fails
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NEARBY_LOGS(ERROR) << __func__ << ": Exception setting up for listen: "
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<< exception.what();
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LeaveCriticalSection(&critical_section_);
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return {Exception::kFailed};
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}
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StartAdvertising();
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LeaveCriticalSection(&critical_section_);
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return {Exception::kSuccess};
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}
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Exception BluetoothServerSocket::StartAdvertising() {
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try {
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rfcomm_provider_.StartAdvertising(stream_socket_listener_,
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radio_discoverable_);
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} catch (std::exception exception) {
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// We will log and eat the exception since the caller
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// expects nullptr if it fails
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NEARBY_LOGS(ERROR) << __func__ << ": Exception calling StartAdvertising: "
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<< exception.what();
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LeaveCriticalSection(&critical_section_);
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return {Exception::kFailed};
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}
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return {Exception::kSuccess};
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}
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void BluetoothServerSocket::StopAdvertising() {
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rfcomm_provider_.StopAdvertising();
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}
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void BluetoothServerSocket::InitializeServiceSdpAttributes(
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RfcommServiceProvider rfcommProvider, std::string service_name) {
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auto sdpWriter = DataWriter();
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// Write the Service Name Attribute.
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sdpWriter.WriteByte(Constants::SdpServiceNameAttributeType);
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// The length of the UTF-8 encoded Service Name SDP Attribute.
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sdpWriter.WriteByte(service_name.size());
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// The UTF-8 encoded Service Name value.
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sdpWriter.UnicodeEncoding(UnicodeEncoding::Utf8);
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sdpWriter.WriteString(winrt::to_hstring(service_name));
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// Set the SDP Attribute on the RFCOMM Service Provider.
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rfcommProvider.SdpRawAttributes().Insert(Constants::SdpServiceNameAttributeId,
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sdpWriter.DetachBuffer());
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}
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// https://developer.android.com/reference/android/bluetooth/BluetoothServerSocket.html#close()
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//
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// Returns Exception::kIo on error, Exception::kSuccess otherwise.
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Exception BluetoothServerSocket::Close() {
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EnterCriticalSection(&critical_section_);
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if (closed_) {
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LeaveCriticalSection(&critical_section_);
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return {Exception::kSuccess};
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}
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rfcomm_provider_.StopAdvertising();
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closed_ = true;
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bluetooth_sockets_ = {};
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LeaveCriticalSection(&critical_section_);
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return {Exception::kSuccess};
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}
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} // namespace windows
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} // namespace nearby
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} // namespace location
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// Copyright 2020 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "platform/impl/windows/bluetooth_classic_server_socket.h"
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#include <codecvt>
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#include <locale>
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#include <string>
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#include "platform/impl/windows/bluetooth_classic_socket.h"
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#include "platform/impl/windows/generated/winrt/Windows.Foundation.Collections.h"
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#include "platform/impl/windows/utils.h"
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#include "platform/public/logging.h"
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namespace location {
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namespace nearby {
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namespace windows {
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BluetoothServerSocket::BluetoothServerSocket(const std::string service_name,
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const std::string service_uuid)
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: radio_discoverable_(false),
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service_name_(service_name),
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service_uuid_(service_uuid),
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rfcomm_provider_(nullptr) {
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InitializeCriticalSection(&critical_section_);
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}
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BluetoothServerSocket::~BluetoothServerSocket() {}
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// https://developer.android.com/reference/android/bluetooth/BluetoothServerSocket.html#accept()
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//
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// Blocks until either:
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// - at least one incoming connection request is available, or
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// - ServerSocket is closed.
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// On success, returns connected socket, ready to exchange data.
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// Returns nullptr on error.
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// Once error is reported, it is permanent, and ServerSocket has to be closed.
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std::unique_ptr<api::BluetoothSocket> BluetoothServerSocket::Accept() {
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while (bluetooth_sockets_.empty() && !closed_) {
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Sleep(1000);
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}
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EnterCriticalSection(&critical_section_);
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if (!closed_) {
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std::unique_ptr<BluetoothSocket> bluetoothSocket =
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std::move(bluetooth_sockets_.front());
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bluetooth_sockets_.pop();
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LeaveCriticalSection(&critical_section_);
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return std::move(bluetoothSocket);
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} else {
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bluetooth_sockets_ = {};
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LeaveCriticalSection(&critical_section_);
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}
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return nullptr;
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}
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Exception BluetoothServerSocket::StartListening(bool radioDiscoverable) {
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EnterCriticalSection(&critical_section_);
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radio_discoverable_ = radioDiscoverable;
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// Create the StreamSocketListener
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stream_socket_listener_ = StreamSocketListener();
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// Configure control property
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stream_socket_listener_.Control().QualityOfService(
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SocketQualityOfService::LowLatency);
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stream_socket_listener_.Control().KeepAlive(true);
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// Note From the perspective of a StreamSocket, a Parallel Patterns Library
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// (PPL) completion handler is done executing (and the socket is eligible for
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// disposal) before the continuation body runs. So, to keep your socket from
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// being disposed if you want to use it inside a continuation, you'll need to
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// use one of the techniques described in References to StreamSockets in C++
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// PPL continuations.
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// Assign ConnectionReceived event to event handler on the server socket
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stream_socket_listener_.ConnectionReceived(
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[this](StreamSocketListener streamSocketListener,
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StreamSocketListenerConnectionReceivedEventArgs args) {
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EnterCriticalSection(&critical_section_);
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if (!closed_) {
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this->bluetooth_sockets_.push(
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std::make_unique<BluetoothSocket>(args.Socket()));
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}
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LeaveCriticalSection(&critical_section_);
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});
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try {
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auto rfcommProviderRef =
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RfcommServiceProvider::CreateAsync(
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RfcommServiceId::FromUuid(winrt::guid(service_uuid_)))
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.get();
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rfcomm_provider_ = rfcommProviderRef;
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stream_socket_listener_
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.BindServiceNameAsync(
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winrt::to_hstring(rfcomm_provider_.ServiceId().AsString()),
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SocketProtectionLevel::PlainSocket)
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.get();
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// Set the SDP attributes and start Bluetooth advertising
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InitializeServiceSdpAttributes(rfcomm_provider_, service_name_);
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} catch (std::exception exception) {
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// We will log and eat the exception since the caller
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// expects nullptr if it fails
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NEARBY_LOGS(ERROR) << __func__ << ": Exception setting up for listen: "
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<< exception.what();
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LeaveCriticalSection(&critical_section_);
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return {Exception::kFailed};
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}
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StartAdvertising();
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LeaveCriticalSection(&critical_section_);
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return {Exception::kSuccess};
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}
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Exception BluetoothServerSocket::StartAdvertising() {
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try {
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rfcomm_provider_.StartAdvertising(stream_socket_listener_,
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radio_discoverable_);
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} catch (std::exception exception) {
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// We will log and eat the exception since the caller
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// expects nullptr if it fails
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NEARBY_LOGS(ERROR) << __func__ << ": Exception calling StartAdvertising: "
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<< exception.what();
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LeaveCriticalSection(&critical_section_);
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return {Exception::kFailed};
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}
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return {Exception::kSuccess};
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}
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void BluetoothServerSocket::StopAdvertising() {
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rfcomm_provider_.StopAdvertising();
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}
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void BluetoothServerSocket::InitializeServiceSdpAttributes(
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RfcommServiceProvider rfcommProvider, std::string service_name) {
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auto sdpWriter = DataWriter();
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// Write the Service Name Attribute.
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sdpWriter.WriteByte(Constants::SdpServiceNameAttributeType);
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// The length of the UTF-8 encoded Service Name SDP Attribute.
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sdpWriter.WriteByte(service_name.size());
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// The UTF-8 encoded Service Name value.
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sdpWriter.UnicodeEncoding(UnicodeEncoding::Utf8);
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sdpWriter.WriteString(winrt::to_hstring(service_name));
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// Set the SDP Attribute on the RFCOMM Service Provider.
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rfcommProvider.SdpRawAttributes().Insert(Constants::SdpServiceNameAttributeId,
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sdpWriter.DetachBuffer());
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}
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// https://developer.android.com/reference/android/bluetooth/BluetoothServerSocket.html#close()
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//
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// Returns Exception::kIo on error, Exception::kSuccess otherwise.
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Exception BluetoothServerSocket::Close() {
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EnterCriticalSection(&critical_section_);
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if (closed_) {
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LeaveCriticalSection(&critical_section_);
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return {Exception::kSuccess};
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}
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rfcomm_provider_.StopAdvertising();
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closed_ = true;
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bluetooth_sockets_ = {};
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LeaveCriticalSection(&critical_section_);
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return {Exception::kSuccess};
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}
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} // namespace windows
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} // namespace nearby
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} // namespace location
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