1// Copyright (c) 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#ifndef CONTENT_CHILD_NPAPI_WEBPLUGIN_RESOURCE_CLIENT_H_
6#define CONTENT_CHILD_NPAPI_WEBPLUGIN_RESOURCE_CLIENT_H_
7
8#include <string>
9
10#include "base/basictypes.h"
11
12class GURL;
13
14namespace content {
15
16// Simpler version of ResourceHandleClient that lends itself to proxying.
17class WebPluginResourceClient {
18 public:
19  virtual ~WebPluginResourceClient() {}
20
21  virtual void WillSendRequest(const GURL& url, int http_status_code) = 0;
22  // The request_is_seekable parameter indicates whether byte range requests
23  // can be issued for the underlying stream.
24  virtual void DidReceiveResponse(const std::string& mime_type,
25                                  const std::string& headers,
26                                  uint32 expected_length,
27                                  uint32 last_modified,
28                                  bool request_is_seekable) = 0;
29  virtual void DidReceiveData(const char* buffer, int length,
30                              int data_offset) = 0;
31  // The resource ids passed here ensures that data for range requests
32  // is cleared. This applies for seekable streams.
33  virtual void DidFinishLoading(unsigned long resource_id) = 0;
34  virtual void DidFail(unsigned long resource_id) = 0;
35  virtual bool IsMultiByteResponseExpected() = 0;
36  virtual int ResourceId() = 0;
37  // Tells this object that it will get responses from multiple resources.
38  // This is necessary since the plugin process uses a single instance of
39  // PluginStreamUrl object for multiple range requests.
40  virtual void AddRangeRequestResourceId(unsigned long resource_id) { }
41};
42
43}  // namespace content
44
45#endif  // CONTENT_CHILD_NPAPI_WEBPLUGIN_RESOURCE_CLIENT_H_
46