49 lines
1.4 KiB
C++
49 lines
1.4 KiB
C++
// Copyright 2022 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// 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, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include <cstdio>
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#include <mutex>
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#include "pw_assert/check.h"
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#include "pw_stream/socket_stream.h"
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#include "pw_stream/stream.h"
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#include "pw_system/config.h"
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#include "pw_system/io.h"
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namespace pw::system {
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namespace {
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constexpr uint16_t kPort = PW_SYSTEM_SOCKET_IO_PORT;
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stream::SocketStream& GetStream() {
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static bool running = false;
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static std::mutex socket_open_lock;
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static stream::SocketStream socket_stream;
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std::lock_guard guard(socket_open_lock);
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if (!running) {
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printf("Awaiting connection on port %d\n", static_cast<int>(kPort));
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PW_CHECK_OK(socket_stream.Serve(kPort));
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printf("Client connected\n");
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running = true;
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}
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return socket_stream;
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}
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} // namespace
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stream::Reader& GetReader() { return GetStream(); }
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stream::Writer& GetWriter() { return GetStream(); }
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} // namespace pw::system
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