1// Copyright (c) 2012 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#ifndef CONTENT_BROWSER_LOADER_SYNC_RESOURCE_HANDLER_H_
6#define CONTENT_BROWSER_LOADER_SYNC_RESOURCE_HANDLER_H_
7
8#include <string>
9
10#include "content/browser/loader/resource_handler.h"
11#include "content/public/common/resource_response.h"
12
13namespace IPC {
14class Message;
15}
16
17namespace net {
18class IOBuffer;
19class URLRequest;
20}
21
22namespace content {
23class ResourceContext;
24class ResourceDispatcherHostImpl;
25class ResourceMessageFilter;
26
27// Used to complete a synchronous resource request in response to resource load
28// events from the resource dispatcher host.
29class SyncResourceHandler : public ResourceHandler {
30 public:
31  SyncResourceHandler(net::URLRequest* request,
32                      IPC::Message* result_message,
33                      ResourceDispatcherHostImpl* resource_dispatcher_host);
34  virtual ~SyncResourceHandler();
35
36  virtual bool OnUploadProgress(uint64 position, uint64 size) OVERRIDE;
37  virtual bool OnRequestRedirected(const net::RedirectInfo& redirect_info,
38                                   ResourceResponse* response,
39                                   bool* defer) OVERRIDE;
40  virtual bool OnResponseStarted(ResourceResponse* response,
41                                 bool* defer) OVERRIDE;
42  virtual bool OnWillStart(const GURL& url, bool* defer) OVERRIDE;
43  virtual bool OnBeforeNetworkStart(const GURL& url, bool* defer) OVERRIDE;
44  virtual bool OnWillRead(scoped_refptr<net::IOBuffer>* buf,
45                          int* buf_size,
46                          int min_size) OVERRIDE;
47  virtual bool OnReadCompleted(int bytes_read, bool* defer) OVERRIDE;
48  virtual void OnResponseCompleted(const net::URLRequestStatus& status,
49                                   const std::string& security_info,
50                                   bool* defer) OVERRIDE;
51  virtual void OnDataDownloaded(int bytes_downloaded) OVERRIDE;
52
53 private:
54  enum { kReadBufSize = 3840 };
55
56  scoped_refptr<net::IOBuffer> read_buffer_;
57
58  SyncLoadResult result_;
59  IPC::Message* result_message_;
60  ResourceDispatcherHostImpl* rdh_;
61  int64 total_transfer_size_;
62};
63
64}  // namespace content
65
66#endif  // CONTENT_BROWSER_LOADER_SYNC_RESOURCE_HANDLER_H_
67