Added dummy implementation for BLE sockets

PiperOrigin-RevId: 512797910
2026-09-14 22:56:12 -04:00 · 2023-02-27 19:29:58 -08:00
parent 843a4c1a35
commit d750e54bc8
5 changed files with 287 additions and 0 deletions
@@ -63,6 +63,8 @@ cc_library(
        "ble_socket.h",
        "ble_v2.h",
        "ble_v2_peripheral.h",
+        "ble_v2_server_socket.h",
+        "ble_v2_socket.h",
        "bluetooth_adapter.h",
        "bluetooth_classic.h",
        "bluetooth_classic_device.h",
@@ -139,6 +141,8 @@ cc_library(
        "ble_socket.cc",
        "ble_v2.cc",
        "ble_v2_peripheral.cc",
+        "ble_v2_server_socket.cc",
+        "ble_v2_socket.cc",
        "bluetooth_adapter.cc",
        "bluetooth_classic_device.cc",
        "bluetooth_classic_medium.cc",
@@ -0,0 +1,76 @@
+// Copyright 2023 Google LLC
+//
+// 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
+//
+//     https://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.
+
+#include "internal/platform/implementation/windows/ble_v2_server_socket.h"
+
+#include <cstddef>
+#include <exception>
+#include <memory>
+
+#include "absl/log/check.h"
+#include "absl/synchronization/mutex.h"
+#include "absl/synchronization/notification.h"
+#include "internal/platform/exception.h"
+#include "internal/platform/implementation/windows/ble_v2_socket.h"
+#include "internal/platform/implementation/windows/bluetooth_adapter.h"
+#include "internal/platform/implementation/windows/utils.h"
+#include "internal/platform/logging.h"
+
+namespace nearby {
+namespace windows {
+
+BleV2ServerSocket::BleV2ServerSocket(api::BluetoothAdapter* adapter)
+    : adapter_(dynamic_cast<BluetoothAdapter*>(adapter)) {
+  DCHECK_NE(adapter_, nullptr);
+}
+
+std::unique_ptr<api::ble_v2::BleSocket> BleV2ServerSocket::Accept() {
+  absl::MutexLock lock(&mutex_);
+  NEARBY_LOGS(INFO) << __func__ << ": Accept is called.";
+
+  while (!closed_ && pending_sockets_.empty()) {
+    cond_.Wait(&mutex_);
+  }
+  if (closed_) return nullptr;
+
+  BleV2Socket ble_socket = pending_sockets_.front();
+  pending_sockets_.pop_front();
+
+  NEARBY_LOGS(INFO) << __func__ << ": Accepted a remote connection.";
+  return std::make_unique<BleV2Socket>(ble_socket);
+}
+
+Exception BleV2ServerSocket::Close() {
+  // TODO(b/271031645): implement BLE socket using weave
+  absl::MutexLock lock(&mutex_);
+  NEARBY_LOGS(INFO) << __func__ << ": Close is called.";
+
+  if (closed_) {
+    return {Exception::kSuccess};
+  }
+
+  closed_ = true;
+  cond_.SignalAll();
+
+  return {Exception::kSuccess};
+}
+
+bool BleV2ServerSocket::Bind() {
+  // TODO(b/271031645): implement BLE socket using weave
+  NEARBY_LOGS(ERROR) << __func__ << ": GATT socket started.";
+  return true;
+}
+
+}  // namespace windows
+}  // namespace nearby
@@ -0,0 +1,56 @@
+// Copyright 2023 Google LLC
+//
+// 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
+//
+//     https://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.
+
+#ifndef THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_BLE_V2_SERVER_SOCKET_H_
+#define THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_BLE_V2_SERVER_SOCKET_H_
+
+#include <deque>
+#include <memory>
+#include <utility>
+
+#include "absl/synchronization/mutex.h"
+#include "absl/synchronization/notification.h"
+#include "internal/platform/implementation/ble_v2.h"
+#include "internal/platform/implementation/windows/ble_v2_socket.h"
+#include "internal/platform/implementation/windows/bluetooth_adapter.h"
+
+namespace nearby {
+namespace windows {
+
+class BleV2ServerSocket : public api::ble_v2::BleServerSocket {
+ public:
+  explicit BleV2ServerSocket(api::BluetoothAdapter* adapter);
+  ~BleV2ServerSocket() override = default;
+
+  std::unique_ptr<::nearby::api::ble_v2::BleSocket> Accept() override;
+
+  Exception Close() override;
+
+  // Create GATT service and send/receive characteristic.
+  bool Bind();
+
+ private:
+  BluetoothAdapter* adapter_ = nullptr;
+
+  // Accept notification.
+  absl::Mutex mutex_;
+  absl::CondVar cond_;
+  bool closed_ = false;
+  std::deque<BleV2Socket> pending_sockets_ ABSL_GUARDED_BY(mutex_);
+};
+
+}  // namespace windows
+}  // namespace nearby
+
+#endif  // THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_BLE_V2_SERVER_SOCKET_H_
@@ -0,0 +1,79 @@
+// Copyright 2023 Google LLC
+//
+// 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
+//
+//     https://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.
+
+#include "internal/platform/implementation/windows/ble_v2_socket.h"
+
+#include <cstddef>
+#include <memory>
+
+#include "absl/synchronization/mutex.h"
+#include "absl/time/clock.h"
+#include "absl/time/time.h"
+#include "internal/platform/byte_array.h"
+#include "internal/platform/exception.h"
+#include "internal/platform/implementation/windows/utils.h"
+#include "internal/platform/logging.h"
+
+namespace nearby {
+namespace windows {
+
+InputStream& BleV2Socket::GetInputStream() { return input_stream_; }
+
+OutputStream& BleV2Socket::GetOutputStream() { return output_stream_; }
+
+Exception BleV2Socket::Close() { return {Exception::kSuccess}; }
+
+api::ble_v2::BlePeripheral* BleV2Socket::GetRemotePeripheral() {
+  return ble_peripheral_;
+}
+
+bool BleV2Socket::Connect(api::ble_v2::BlePeripheral* ble_peripheral) {
+  // TODO(b/271031645): implement BLE socket using weave
+  NEARBY_LOGS(VERBOSE) << __func__ << ": Connect to BLE peripheral="
+                       << ble_peripheral->GetAddress();
+  return false;
+}
+
+ExceptionOr<ByteArray> BleV2Socket::BleInputStream::Read(std::int64_t size) {
+  // TODO(b/271031645): implement BLE socket using weave
+  NEARBY_LOGS(VERBOSE) << __func__ << ": Read data size=" << size;
+  return ExceptionOr<ByteArray>(Exception::kIo);
+}
+
+Exception BleV2Socket::BleInputStream::Close() {
+  // TODO(b/271031645): implement BLE socket using weave
+  NEARBY_LOGS(VERBOSE) << __func__ << ": Close BLE input stream.";
+  return {Exception::kSuccess};
+}
+
+Exception BleV2Socket::BleOutputStream::Write(const ByteArray& data) {
+  // TODO(b/271031645): implement BLE socket using weave
+  NEARBY_LOGS(VERBOSE) << __func__ << ": Write data size=" << data.size();
+  return {Exception::kIo};
+}
+
+Exception BleV2Socket::BleOutputStream::Flush() {
+  // TODO(b/271031645): implement BLE socket using weave
+  NEARBY_LOGS(INFO) << __func__ << ": Flush is called.";
+  return {Exception::kSuccess};
+}
+
+Exception BleV2Socket::BleOutputStream::Close() {
+  // TODO(b/271031645): implement BLE socket using weave
+  NEARBY_LOGS(INFO) << __func__ << ": close is called.";
+  return {Exception::kSuccess};
+}
+
+}  // namespace windows
+}  // namespace nearby
@@ -0,0 +1,72 @@
+// Copyright 2023 Google LLC
+//
+// 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
+//
+//     https://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.
+
+#ifndef THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_BLE_V2_SOCKET_H_
+#define THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_BLE_V2_SOCKET_H_
+
+#include <cstddef>
+#include <cstdint>
+#include <memory>
+#include <utility>
+
+#include "internal/platform/byte_array.h"
+#include "internal/platform/exception.h"
+#include "internal/platform/implementation/ble_v2.h"
+#include "internal/platform/input_stream.h"
+#include "internal/platform/output_stream.h"
+
+namespace nearby {
+namespace windows {
+
+class BleV2Socket : public api::ble_v2::BleSocket {
+ public:
+  BleV2Socket() = default;
+  ~BleV2Socket() override = default;
+
+  InputStream& GetInputStream() override;
+
+  OutputStream& GetOutputStream() override;
+
+  Exception Close() override;
+
+  api::ble_v2::BlePeripheral* GetRemotePeripheral() override;
+
+  bool Connect(api::ble_v2::BlePeripheral* ble_peripheral);
+
+ private:
+  class BleInputStream : public InputStream {
+   public:
+    ~BleInputStream() override = default;
+    ExceptionOr<ByteArray> Read(std::int64_t size) override;
+    Exception Close() override;
+  };
+
+  class BleOutputStream : public OutputStream {
+   public:
+    ~BleOutputStream() override = default;
+
+    Exception Write(const ByteArray& data) override;
+    Exception Flush() override;
+    Exception Close() override;
+  };
+
+  BleInputStream input_stream_{};
+  BleOutputStream output_stream_{};
+  api::ble_v2::BlePeripheral* ble_peripheral_ = nullptr;
+};
+
+}  // namespace windows
+}  // namespace nearby
+
+#endif  // THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_BLE_V2_SOCKET_H_