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#ifndef CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_INTERNAL_FILE_REF_BACKEND_H_
6#define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_INTERNAL_FILE_REF_BACKEND_H_
7
8#include <string>
9
10#include "content/browser/renderer_host/pepper/pepper_file_ref_host.h"
11#include "ppapi/c/pp_instance.h"
12#include "ppapi/c/pp_resource.h"
13#include "ppapi/c/pp_time.h"
14#include "ppapi/host/ppapi_host.h"
15#include "storage/browser/fileapi/file_system_context.h"
16#include "storage/browser/fileapi/file_system_operation.h"
17#include "storage/browser/fileapi/file_system_url.h"
18
19namespace content {
20
21class PepperFileSystemBrowserHost;
22
23// Implementations of FileRef operations for internal filesystems.
24class PepperInternalFileRefBackend : public PepperFileRefBackend {
25 public:
26  PepperInternalFileRefBackend(
27      ppapi::host::PpapiHost* host,
28      int render_process_id,
29      base::WeakPtr<PepperFileSystemBrowserHost> fs_host,
30      const std::string& path);
31  virtual ~PepperInternalFileRefBackend();
32
33  // PepperFileRefBackend overrides.
34  virtual int32_t MakeDirectory(ppapi::host::ReplyMessageContext context,
35                                int32_t make_directory_flags) OVERRIDE;
36  virtual int32_t Touch(ppapi::host::ReplyMessageContext context,
37                        PP_Time last_accessed_time,
38                        PP_Time last_modified_time) OVERRIDE;
39  virtual int32_t Delete(ppapi::host::ReplyMessageContext context) OVERRIDE;
40  virtual int32_t Rename(ppapi::host::ReplyMessageContext context,
41                         PepperFileRefHost* new_file_ref) OVERRIDE;
42  virtual int32_t Query(ppapi::host::ReplyMessageContext context) OVERRIDE;
43  virtual int32_t ReadDirectoryEntries(ppapi::host::ReplyMessageContext context)
44      OVERRIDE;
45  virtual int32_t GetAbsolutePath(ppapi::host::ReplyMessageContext context)
46      OVERRIDE;
47  virtual storage::FileSystemURL GetFileSystemURL() const OVERRIDE;
48  virtual base::FilePath GetExternalFilePath() const OVERRIDE;
49
50  virtual int32_t CanRead() const OVERRIDE;
51  virtual int32_t CanWrite() const OVERRIDE;
52  virtual int32_t CanCreate() const OVERRIDE;
53  virtual int32_t CanReadWrite() const OVERRIDE;
54
55 private:
56  // Generic reply callback.
57  void DidFinish(ppapi::host::ReplyMessageContext reply_context,
58                 const IPC::Message& msg,
59                 base::File::Error error);
60
61  // Operation specific callbacks.
62  void GetMetadataComplete(ppapi::host::ReplyMessageContext reply_context,
63                           base::File::Error error,
64                           const base::File::Info& file_info);
65  void ReadDirectoryComplete(
66      ppapi::host::ReplyMessageContext context,
67      storage::FileSystemOperation::FileEntryList* accumulated_file_list,
68      base::File::Error error,
69      const storage::FileSystemOperation::FileEntryList& file_list,
70      bool has_more);
71
72  scoped_refptr<storage::FileSystemContext> GetFileSystemContext() const;
73
74  ppapi::host::PpapiHost* host_;
75  int render_process_id_;
76  base::WeakPtr<PepperFileSystemBrowserHost> fs_host_;
77  PP_FileSystemType fs_type_;
78  std::string path_;
79
80  mutable storage::FileSystemURL fs_url_;
81
82  base::WeakPtrFactory<PepperInternalFileRefBackend> weak_factory_;
83
84  DISALLOW_COPY_AND_ASSIGN(PepperInternalFileRefBackend);
85};
86
87}  // namespace content
88
89#endif  // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_INTERNAL_FILE_REF_BACKEND_H_
90