mirror of
https://github.com/kidfromjupiter/nearby.git
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97 lines
3.2 KiB
C++
97 lines
3.2 KiB
C++
// Copyright 2025 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 THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_NEARBY_CLIENT_SOCKET_H_
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#define THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_NEARBY_CLIENT_SOCKET_H_
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#include <winsock2.h>
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#include <cstddef>
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#include <cstdint>
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#include "absl/base/nullability.h"
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#include "absl/strings/string_view.h"
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#include "absl/time/time.h"
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#include "internal/platform/byte_array.h"
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#include "internal/platform/exception.h"
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#include "internal/platform/implementation/windows/socket_address.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::windows {
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// Socket wrapper class.
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// This class is thread-compatible.
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class NearbyClientSocket {
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public:
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// Creates a socket not bound to underlying platform implementation.
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// `Connect` must be called to create a platform socket.
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NearbyClientSocket();
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// Creates a socket with the given platform socket.
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// Calling `Connect` on this socket will fail.
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explicit NearbyClientSocket(SOCKET socket);
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~NearbyClientSocket();
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bool Connect(const SocketAddress& server_address, absl::Duration timeout);
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ExceptionOr<ByteArray> Read(std::int64_t size);
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ExceptionOr<size_t> Skip(size_t offset);
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Exception Write(absl::string_view data);
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Exception Flush();
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Exception Close();
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private:
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bool is_socket_initiated_ = false;
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SOCKET socket_ = INVALID_SOCKET;
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};
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// A simple wrapper to handle input stream of socket
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class SocketInputStream : public InputStream {
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public:
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explicit SocketInputStream(NearbyClientSocket* absl_nonnull client_socket)
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: client_socket_(client_socket) {}
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~SocketInputStream() override = default;
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ExceptionOr<ByteArray> Read(std::int64_t size) override {
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return client_socket_->Read(size);
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}
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ExceptionOr<size_t> Skip(size_t offset) override {
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return client_socket_->Skip(offset);
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}
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Exception Close() override { return client_socket_->Close(); }
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private:
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NearbyClientSocket* absl_nonnull const client_socket_;
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};
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// A simple wrapper to handle output stream of socket
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class SocketOutputStream : public OutputStream {
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public:
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explicit SocketOutputStream(NearbyClientSocket* absl_nonnull client_socket)
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: client_socket_(client_socket) {}
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~SocketOutputStream() override = default;
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Exception Write(absl::string_view data) override {
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return client_socket_->Write(data);
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}
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Exception Flush() override { return client_socket_->Flush(); }
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Exception Close() override { return client_socket_->Close(); }
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private:
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NearbyClientSocket* absl_nonnull const client_socket_;
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};
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} // namespace nearby::windows
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#endif // THIRD_PARTY_NEARBY_INTERNAL_PLATFORM_IMPLEMENTATION_WINDOWS_NEARBY_CLIENT_SOCKET_H_
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