mirror of
https://github.com/kidfromjupiter/nearby.git
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103 lines
4.1 KiB
C++
103 lines
4.1 KiB
C++
// 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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#ifndef PLATFORM_IMPL_WINDOWS_BLUETOOTH_CLASSIC_SOCKET_H_
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#define PLATFORM_IMPL_WINDOWS_BLUETOOTH_CLASSIC_SOCKET_H_
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#include "platform/impl/windows/generated/winrt/Windows.Foundation.h"
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#include "platform/impl/windows/generated/winrt/Windows.Networking.Sockets.h"
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#include "platform/impl/windows/generated/winrt/Windows.Storage.Streams.h"
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#include "platform/api/bluetooth_classic.h"
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namespace location {
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namespace nearby {
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namespace windows {
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// Provides data for a hostname or an IP address.
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// https://docs.microsoft.com/en-us/uwp/api/windows.networking.hostname?view=winrt-20348
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using winrt::Windows::Networking::HostName;
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// Supports network communication using a stream socket over Bluetooth RFCOMM.
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// https://docs.microsoft.com/en-us/uwp/api/windows.networking.sockets.streamsocket?view=winrt-20348
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using winrt::Windows::Networking::Sockets::StreamSocket;
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// https://developer.android.com/reference/android/bluetooth/BluetoothSocket.html.
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class BluetoothSocket : public api::BluetoothSocket {
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public:
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BluetoothSocket();
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// TODO(b/184975123): replace with real implementation.
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~BluetoothSocket() override;
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// NOTE:
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// It is an undefined behavior if GetInputStream() or GetOutputStream() is
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// called for a not-connected BluetoothSocket, i.e. any object that is not
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// returned by BluetoothClassicMedium::ConnectToService() for client side or
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// BluetoothServerSocket::Accept() for server side of connection.
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// Returns the InputStream of this connected BluetoothSocket.
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// TODO(b/184975123): replace with real implementation.
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InputStream& GetInputStream() override;
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// Returns the OutputStream of this connected BluetoothSocket.
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// TODO(b/184975123): replace with real implementation.
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OutputStream& GetOutputStream() override;
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// Closes both input and output streams, marks Socket as closed.
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// After this call object should be treated as not connected.
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// Returns Exception::kIo on error, Exception::kSuccess otherwise.
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// TODO(b/184975123): replace with real implementation.
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Exception Close() override;
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// https://developer.android.com/reference/android/bluetooth/BluetoothSocket.html#getRemoteDevice()
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// Returns valid BluetoothDevice pointer if there is a connection, and
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// nullptr otherwise.
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// TODO(b/184975123): replace with real implementation.
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api::BluetoothDevice* GetRemoteDevice() override;
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// Connect asynchronously to the target remote device
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winrt::Windows::Foundation::IAsyncAction ConnectAsync(
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HostName connectionHostName, winrt::hstring connectionServiceName);
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private:
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class FakeInputStream : public InputStream {
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public:
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~FakeInputStream() override = default;
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ExceptionOr<ByteArray> Read(std::int64_t size) override {
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return ExceptionOr<ByteArray>(Exception::kFailed);
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}
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Exception Close() override { return {.value = Exception::kFailed}; }
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};
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class FakeOutputStream : public OutputStream {
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public:
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~FakeOutputStream() override = default;
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Exception Write(const ByteArray& data) override {
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return {.value = Exception::kFailed};
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}
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Exception Flush() override { return {.value = Exception::kFailed}; }
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Exception Close() override { return {.value = Exception::kFailed}; }
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};
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FakeInputStream fake_input_stream_;
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FakeOutputStream fake_output_stream_;
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StreamSocket windows_socket_;
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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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#endif // PLATFORM_IMPL_WINDOWS_BLUETOOTH_CLASSIC_SOCKET_H_
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