chrome_browser_pepper_host_factory.cc revision 2a99a7e74a7f215066514fe81d2bfa6639d9eddd 
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
19using ppapi::host::MessageFilterHost;
20using ppapi::host::ResourceHost;
21using ppapi::host::ResourceMessageFilter;
22
23namespace chrome {
24
25ChromeBrowserPepperHostFactory::ChromeBrowserPepperHostFactory(
26    content::BrowserPpapiHost* host)
27    : host_(host) {
28}
29
30ChromeBrowserPepperHostFactory::~ChromeBrowserPepperHostFactory() {
31}
32
33scoped_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
84