src/content/browser/renderer_host/pepper/pepper_flash_file_message_filter.h

   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_RENDERER_HOST_PEPPER_PEPPER_FLASH_FILE_MESSAGE_FILTER_H_
   6 #define CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_FLASH_FILE_MESSAGE_FILTER_H_
   7
   8 #include "base/callback_forward.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/files/file_path.h"
  11 #include "base/memory/ref_counted.h"
  12 #include "base/process/process.h"
  13 #include "ppapi/c/pp_instance.h"
  14 #include "ppapi/host/resource_host.h"
  15 #include "ppapi/host/resource_message_filter.h"
  16
  17 namespace content {
  18 class BrowserPpapiHost;
  19 }
  20
  21 namespace ppapi {
  22 class PepperFilePath;
  23 }
  24
  25 namespace ppapi {
  26 namespace host {
  27 struct HostMessageContext;
  28 }
  29 }
  30
  31 namespace content {
  32
  33 class BrowserPpapiHost;
  34
  35 // All file messages are handled by BrowserThread's blocking pool.
  36 class PepperFlashFileMessageFilter : public ppapi::host::ResourceMessageFilter {
  37  public:
  38   PepperFlashFileMessageFilter(PP_Instance instance, BrowserPpapiHost* host);
  39
  40   static base::FilePath GetDataDirName(const base::FilePath& profile_path);
  41
  42  private:
  43   typedef base::Callback<bool(int, const base::FilePath&)>
  44       CheckPermissionsCallback;
  45
  46   virtual ~PepperFlashFileMessageFilter();
  47
  48   // ppapi::host::ResourceMessageFilter overrides.
  49   virtual scoped_refptr<base::TaskRunner> OverrideTaskRunnerForMessage(
  50       const IPC::Message& msg) OVERRIDE;
  51   virtual int32_t OnResourceMessageReceived(
  52       const IPC::Message& msg,
  53       ppapi::host::HostMessageContext* context) OVERRIDE;
  54
  55   int32_t OnOpenFile(ppapi::host::HostMessageContext* context,
  56                      const ppapi::PepperFilePath& path,
  57                      int pp_open_flags);
  58   int32_t OnRenameFile(ppapi::host::HostMessageContext* context,
  59                        const ppapi::PepperFilePath& from_path,
  60                        const ppapi::PepperFilePath& to_path);
  61   int32_t OnDeleteFileOrDir(ppapi::host::HostMessageContext* context,
  62                             const ppapi::PepperFilePath& path,
  63                             bool recursive);
  64   int32_t OnCreateDir(ppapi::host::HostMessageContext* context,
  65                       const ppapi::PepperFilePath& path);
  66   int32_t OnQueryFile(ppapi::host::HostMessageContext* context,
  67                       const ppapi::PepperFilePath& path);
  68   int32_t OnGetDirContents(ppapi::host::HostMessageContext* context,
  69                            const ppapi::PepperFilePath& path);
  70   int32_t OnCreateTemporaryFile(ppapi::host::HostMessageContext* context);
  71
  72   base::FilePath ValidateAndConvertPepperFilePath(
  73       const ppapi::PepperFilePath& pepper_path,
  74       const CheckPermissionsCallback& check_permissions_callback) const;
  75
  76   base::FilePath plugin_data_directory_;
  77   int render_process_id_;
  78   base::ProcessHandle plugin_process_handle_;
  79
  80   DISALLOW_COPY_AND_ASSIGN(PepperFlashFileMessageFilter);
  81 };
  82
  83 }  // namespace content
  84
  85 #endif  // CONTENT_BROWSER_RENDERER_HOST_PEPPER_PEPPER_FLASH_FILE_MESSAGE_FILTER_H_