chrome/browser/renderer_host/pepper/chrome_browser_pepper_host_factory.cc

   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 #include "chrome/browser/renderer_host/pepper/chrome_browser_pepper_host_factory.h"
   6
   7 #include "chrome/browser/renderer_host/pepper/pepper_broker_message_filter.h"
   8 #include "chrome/browser/renderer_host/pepper/pepper_flash_browser_host.h"
   9 #include "chrome/browser/renderer_host/pepper/pepper_flash_clipboard_message_filter.h"
  10 #include "chrome/browser/renderer_host/pepper/pepper_flash_device_id_host.h"
  11 #include "chrome/browser/renderer_host/pepper/pepper_talk_host.h"
  12 #include "content/public/browser/browser_ppapi_host.h"
  13 #include "ppapi/host/message_filter_host.h"
  14 #include "ppapi/host/ppapi_host.h"
  15 #include "ppapi/host/resource_host.h"
  16 #include "ppapi/proxy/ppapi_messages.h"
  17 #include "ppapi/shared_impl/ppapi_permissions.h"
  18
  19 using ppapi::host::MessageFilterHost;
  20 using ppapi::host::ResourceHost;
  21 using ppapi::host::ResourceMessageFilter;
  22
  23 namespace chrome {
  24
  25 ChromeBrowserPepperHostFactory::ChromeBrowserPepperHostFactory(
  26     content::BrowserPpapiHost* host)
  27     : host_(host) {
  28 }
  29
  30 ChromeBrowserPepperHostFactory::~ChromeBrowserPepperHostFactory() {
  31 }
  32
  33 scoped_ptr<ResourceHost> ChromeBrowserPepperHostFactory::CreateResourceHost(
  34     ppapi::host::PpapiHost* host,
  35     const ppapi::proxy::ResourceMessageCallParams& params,
  36     PP_Instance instance,
  37     const IPC::Message& message) {
  38   DCHECK(host == host_->GetPpapiHost());
  39
  40   // Make sure the plugin is giving us a valid instance for this resource.
  41   if (!host_->IsValidInstance(instance))
  42     return scoped_ptr<ResourceHost>();
  43
  44   // Private interfaces.
  45   if (host_->GetPpapiHost()->permissions().HasPermission(
  46           ppapi::PERMISSION_PRIVATE)) {
  47     switch (message.type()) {
  48       case PpapiHostMsg_Broker_Create::ID: {
  49         scoped_refptr<ResourceMessageFilter> broker_filter(
  50             new PepperBrokerMessageFilter(instance, host_));
  51         return scoped_ptr<ResourceHost>(new MessageFilterHost(
  52             host_->GetPpapiHost(), instance, params.pp_resource(),
  53             broker_filter));
  54       }
  55       case PpapiHostMsg_Talk_Create::ID:
  56         return scoped_ptr<ResourceHost>(new PepperTalkHost(
  57             host_, instance, params.pp_resource()));
  58     }
  59   }
  60
  61   // Flash interfaces.
  62   if (host_->GetPpapiHost()->permissions().HasPermission(
  63           ppapi::PERMISSION_FLASH)) {
  64     switch (message.type()) {
  65       case PpapiHostMsg_Flash_Create::ID:
  66         return scoped_ptr<ResourceHost>(new PepperFlashBrowserHost(
  67             host_, instance, params.pp_resource()));
  68       case PpapiHostMsg_FlashClipboard_Create::ID: {
  69         scoped_refptr<ResourceMessageFilter> clipboard_filter(
  70             new PepperFlashClipboardMessageFilter);
  71         return scoped_ptr<ResourceHost>(new MessageFilterHost(
  72             host_->GetPpapiHost(), instance, params.pp_resource(),
  73             clipboard_filter));
  74       }
  75       case PpapiHostMsg_FlashDeviceID_Create::ID:
  76         return scoped_ptr<ResourceHost>(new PepperFlashDeviceIDHost(
  77             host_, instance, params.pp_resource()));
  78     }
  79   }
  80   return scoped_ptr<ResourceHost>();
  81 }
  82
  83 }  // namespace chrome