mirror of
https://github.com/kidfromjupiter/nearby.git
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87 lines
2.7 KiB
C++
87 lines
2.7 KiB
C++
// Copyright 2023 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_LINUX_BLUETOOTH_SOCKET_H_
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#define PLATFORM_IMPL_LINUX_BLUETOOTH_SOCKET_H_
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#include <atomic>
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#include <memory>
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#include <optional>
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#include <sdbus-c++/Types.h>
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#include <sys/poll.h>
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#include <systemd/sd-bus.h>
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#include "absl/synchronization/mutex.h"
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#include "internal/platform/exception.h"
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#include "internal/platform/implementation/bluetooth_classic.h"
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#include "internal/platform/implementation/linux/bluetooth_classic_device.h"
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#include "internal/platform/input_stream.h"
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#include "internal/platform/output_stream.h"
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namespace nearby {
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namespace linux {
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class BluetoothInputStream final : public nearby::InputStream {
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public:
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explicit BluetoothInputStream(std::shared_ptr<sdbus::UnixFd> fd)
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: fd_raw_(std::move(fd)){}
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ExceptionOr<ByteArray> Read(std::int64_t size) override;
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Exception Close() override;
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private:
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std::shared_ptr<sdbus::UnixFd> fd_raw_;
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};
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class BluetoothOutputStream : public nearby::OutputStream {
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public:
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explicit BluetoothOutputStream(std::shared_ptr<sdbus::UnixFd> fd)
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: fd_raw_(std::move(fd)) {}
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Exception Write(absl::string_view data) override;
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Exception Flush() override { return {Exception::kSuccess}; }
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Exception Close() override;
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private:
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mutable absl::Mutex fd_mutex_;
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std::shared_ptr<sdbus::UnixFd> fd_raw_;
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};
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class BluetoothSocket final : public api::BluetoothSocket {
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public:
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BluetoothSocket(std::shared_ptr<BluetoothDevice> device,
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sdbus::UnixFd fd)
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:fd_(std::make_shared<sdbus::UnixFd>(fd)), device_(std::move(device)), output_stream_(fd_), input_stream_(fd_) {}
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nearby::InputStream &GetInputStream() override { return input_stream_; }
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nearby::OutputStream &GetOutputStream() override { return output_stream_; }
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Exception Close() override {
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input_stream_.Close();
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output_stream_.Close();
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return Exception{Exception::kSuccess};
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}
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api::BluetoothDevice *GetRemoteDevice() override { return device_.get(); };
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private:
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std::shared_ptr<sdbus::UnixFd> fd_;
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std::shared_ptr<BluetoothDevice> device_;
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BluetoothOutputStream output_stream_;
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BluetoothInputStream input_stream_;
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};
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} // namespace linux
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} // namespace nearby
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#endif
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