src/chrome/browser/renderer_host/pepper/pepper_output_protection_message_filter.h

   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 CHROME_BROWSER_RENDERER_HOST_PEPPER_PEPPER_OUTPUT_PROTECTION_MESSAGE_FILTER_H_
   6 #define CHROME_BROWSER_RENDERER_HOST_PEPPER_PEPPER_OUTPUT_PROTECTION_MESSAGE_FILTER_H_
   7
   8 #include "ppapi/c/pp_instance.h"
   9 #include "ppapi/host/resource_message_filter.h"
  10
  11 namespace content {
  12 class BrowserPpapiHost;
  13 }  // namespace content
  14
  15 namespace ppapi {
  16 namespace host {
  17 struct HostMessageContext;
  18 }  // namespace host
  19 }  // namespace ppapi
  20
  21 namespace chrome {
  22
  23 class PepperOutputProtectionMessageFilter
  24     : public ppapi::host::ResourceMessageFilter {
  25  public:
  26   PepperOutputProtectionMessageFilter(content::BrowserPpapiHost* host,
  27                                       PP_Instance instance);
  28
  29  private:
  30 #if defined(OS_CHROMEOS)
  31   class Delegate;
  32 #endif
  33
  34   // ppapi::host::ResourceMessageFilter overrides.
  35   scoped_refptr<base::TaskRunner> OverrideTaskRunnerForMessage(
  36       const IPC::Message& msg) override;
  37   int32_t OnResourceMessageReceived(
  38       const IPC::Message& msg,
  39       ppapi::host::HostMessageContext* context) override;
  40
  41   ~PepperOutputProtectionMessageFilter() override;
  42
  43   int32_t OnQueryStatus(ppapi::host::HostMessageContext* context);
  44   int32_t OnEnableProtection(ppapi::host::HostMessageContext* context,
  45                              uint32_t desired_method_mask);
  46
  47 #if defined(OS_CHROMEOS)
  48   // Delegator. Should be deleted in UI thread.
  49   Delegate* delegate_;
  50 #endif
  51
  52   DISALLOW_COPY_AND_ASSIGN(PepperOutputProtectionMessageFilter);
  53 };
  54
  55 }  // namespace chrome
  56
  57 #endif  // CHROME_BROWSER_RENDERER_HOST_PEPPER_PEPPER_OUTPUT_PROTECTION_MESSAGE_FILTER_H_