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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_SERVER_WEB_SOCKET_H_
#define NET_SERVER_WEB_SOCKET_H_
#include <memory>
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/strings/string_piece.h"
#include "net/traffic_annotation/network_traffic_annotation.h"
#include "net/websockets/websocket_frame.h"
namespace net {
class HttpConnection;
class HttpServer;
class HttpServerRequestInfo;
class WebSocketEncoder;
class WebSocket final {
public:
enum ParseResult {
// Final frame of a text message or compressed frame.
FRAME_OK_FINAL,
// Other frame of a text message.
FRAME_OK_MIDDLE,
FRAME_PING,
FRAME_PONG,
FRAME_INCOMPLETE,
FRAME_CLOSE,
FRAME_ERROR
};
WebSocket(HttpServer* server, HttpConnection* connection);
void Accept(const HttpServerRequestInfo& request,
const NetworkTrafficAnnotationTag traffic_annotation);
ParseResult Read(std::string* message);
void Send(base::StringPiece message,
WebSocketFrameHeader::OpCodeEnum op_code,
const NetworkTrafficAnnotationTag traffic_annotation);
WebSocket(const WebSocket&) = delete;
WebSocket& operator=(const WebSocket&) = delete;
~WebSocket();
private:
void Fail();
void SendErrorResponse(const std::string& message,
const NetworkTrafficAnnotationTag traffic_annotation);
const raw_ptr<HttpServer> server_;
const raw_ptr<HttpConnection> connection_;
std::unique_ptr<WebSocketEncoder> encoder_;
bool closed_ = false;
std::unique_ptr<NetworkTrafficAnnotationTag> traffic_annotation_ = nullptr;
};
} // namespace net
#endif // NET_SERVER_WEB_SOCKET_H_
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