net/websockets/websocket_handshake_stream_create_helper.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/websockets/websocket_handshake_stream_create_helper.h"
   6
   7 #include "base/logging.h"
   8 #include "base/memory/scoped_ptr.h"
   9 #include "base/memory/weak_ptr.h"
  10 #include "net/socket/client_socket_handle.h"
  11 #include "net/spdy/spdy_session.h"
  12 #include "net/websockets/websocket_basic_handshake_stream.h"
  13
  14 namespace net {
  15
  16 WebSocketHandshakeStreamCreateHelper::WebSocketHandshakeStreamCreateHelper(
  17     WebSocketStream::ConnectDelegate* connect_delegate,
  18     const std::vector<std::string>& requested_subprotocols)
  19     : requested_subprotocols_(requested_subprotocols),
  20       stream_(NULL),
  21       connect_delegate_(connect_delegate),
  22       failure_message_(NULL) {
  23   DCHECK(connect_delegate_);
  24 }
  25
  26 WebSocketHandshakeStreamCreateHelper::~WebSocketHandshakeStreamCreateHelper() {}
  27
  28 WebSocketHandshakeStreamBase*
  29 WebSocketHandshakeStreamCreateHelper::CreateBasicStream(
  30     scoped_ptr<ClientSocketHandle> connection,
  31     bool using_proxy) {
  32   DCHECK(failure_message_) << "set_failure_message() must be called";
  33   // The list of supported extensions and parameters is hard-coded.
  34   // TODO(ricea): If more extensions are added, consider a more flexible
  35   // method.
  36   std::vector<std::string> extensions(
  37       1, "permessage-deflate; client_max_window_bits");
  38   WebSocketBasicHandshakeStream* stream =
  39       new WebSocketBasicHandshakeStream(connection.Pass(),
  40                                         connect_delegate_,
  41                                         using_proxy,
  42                                         requested_subprotocols_,
  43                                         extensions,
  44                                         failure_message_);
  45   OnStreamCreated(stream);
  46   stream_ = stream;
  47   return stream;
  48 }
  49
  50 // TODO(ricea): Create a WebSocketSpdyHandshakeStream. crbug.com/323852
  51 WebSocketHandshakeStreamBase*
  52 WebSocketHandshakeStreamCreateHelper::CreateSpdyStream(
  53     const base::WeakPtr<SpdySession>& session,
  54     bool use_relative_url) {
  55   NOTREACHED() << "Not implemented";
  56   return NULL;
  57 }
  58
  59 scoped_ptr<WebSocketStream> WebSocketHandshakeStreamCreateHelper::Upgrade() {
  60   DCHECK(stream_);
  61   WebSocketHandshakeStreamBase* stream = stream_;
  62   stream_ = NULL;
  63   return stream->Upgrade();
  64 }
  65
  66 void WebSocketHandshakeStreamCreateHelper::OnStreamCreated(
  67     WebSocketBasicHandshakeStream* stream) {
  68 }
  69
  70 }  // namespace net