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// Copyright (c) 2009 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 CHROME_BROWSER_DEBUGGER_DEVTOOLS_REMOTE_LISTEN_SOCKET_H_
#define CHROME_BROWSER_DEBUGGER_DEVTOOLS_REMOTE_LISTEN_SOCKET_H_
#include <string>
#include "chrome/browser/debugger/devtools_remote_message.h"
#include "net/base/listen_socket.h"
class DevToolsRemoteListener;
// Listens to remote debugger incoming connections, handles the V8ARDP protocol
// socket input and invokes the message handler when appropriate.
class DevToolsRemoteListenSocket : public ListenSocket,
public ListenSocket::ListenSocketDelegate {
public:
// Listen on port for the specified IP address. Use 127.0.0.1 to only
// accept local connections.
static DevToolsRemoteListenSocket* Listen(
const std::string& ip,
int port,
DevToolsRemoteListener* message_listener);
protected:
virtual void Listen() { ListenSocket::Listen(); }
virtual void Accept();
virtual void Close();
virtual void SendInternal(const char* bytes, int len);
private:
virtual ~DevToolsRemoteListenSocket();
// ListenSocket::ListenSocketDelegate interface
virtual void DidAccept(ListenSocket *server, ListenSocket *connection);
virtual void DidRead(ListenSocket *connection, const char* data, int len);
virtual void DidClose(ListenSocket *connection);
// The protocol states while reading socket input
enum State {
INVALID = 0, // Bad handshake message received, retry
HANDSHAKE = 1, // Receiving handshake message
HEADERS = 2, // Receiving protocol headers
PAYLOAD = 3 // Receiving payload
};
DevToolsRemoteListenSocket(SOCKET s,
DevToolsRemoteListener *listener);
void StartNextField();
void HandleMessage();
void DispatchField();
const std::string& GetHeader(const std::string& header_name,
const std::string& default_value) const;
State state_;
DevToolsRemoteMessage::HeaderMap header_map_;
std::string protocol_field_;
std::string payload_;
int32 remaining_payload_length_;
DevToolsRemoteListener* message_listener_;
bool cr_received_;
DISALLOW_COPY_AND_ASSIGN(DevToolsRemoteListenSocket);
};
#endif // CHROME_BROWSER_DEBUGGER_DEVTOOLS_REMOTE_LISTEN_SOCKET_H_
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