cef/libcef/browser/pepper/browser_pepper_host_factory.cc

78 lines
3.2 KiB
C++

// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "libcef/browser/pepper/browser_pepper_host_factory.h"
#include "build/build_config.h"
#include "base/memory/ptr_util.h"
#include "chrome/browser/renderer_host/pepper/pepper_flash_browser_host.h"
#include "chrome/browser/renderer_host/pepper/pepper_flash_clipboard_message_filter.h"
#include "chrome/browser/renderer_host/pepper/pepper_flash_drm_host.h"
#include "chrome/browser/renderer_host/pepper/pepper_isolated_file_system_message_filter.h"
#include "content/public/browser/browser_ppapi_host.h"
#include "ppapi/host/message_filter_host.h"
#include "ppapi/host/ppapi_host.h"
#include "ppapi/host/resource_host.h"
#include "ppapi/proxy/ppapi_messages.h"
#include "ppapi/shared_impl/ppapi_permissions.h"
using ppapi::host::MessageFilterHost;
using ppapi::host::ResourceHost;
using ppapi::host::ResourceMessageFilter;
CefBrowserPepperHostFactory::CefBrowserPepperHostFactory(
content::BrowserPpapiHost* host)
: host_(host) {}
CefBrowserPepperHostFactory::~CefBrowserPepperHostFactory() {}
std::unique_ptr<ResourceHost> CefBrowserPepperHostFactory::CreateResourceHost(
ppapi::host::PpapiHost* host,
PP_Resource resource,
PP_Instance instance,
const IPC::Message& message) {
DCHECK(host == host_->GetPpapiHost());
// Make sure the plugin is giving us a valid instance for this resource.
if (!host_->IsValidInstance(instance))
return nullptr;
// Flash interfaces.
if (host_->GetPpapiHost()->permissions().HasPermission(
ppapi::PERMISSION_FLASH)) {
switch (message.type()) {
case PpapiHostMsg_Flash_Create::ID:
return base::MakeUnique<chrome::PepperFlashBrowserHost>(host_, instance,
resource);
case PpapiHostMsg_FlashClipboard_Create::ID: {
scoped_refptr<ResourceMessageFilter> clipboard_filter(
new chrome::PepperFlashClipboardMessageFilter);
return base::MakeUnique<MessageFilterHost>(
host_->GetPpapiHost(), instance, resource, clipboard_filter);
}
case PpapiHostMsg_FlashDRM_Create::ID:
return base::MakeUnique<chrome::PepperFlashDRMHost>(host_, instance,
resource);
}
}
// Permissions for the following interfaces will be checked at the
// time of the corresponding instance's methods calls (because
// permission check can be performed only on the UI
// thread). Currently these interfaces are available only for
// whitelisted apps which may not have access to the other private
// interfaces.
if (message.type() == PpapiHostMsg_IsolatedFileSystem_Create::ID) {
chrome::PepperIsolatedFileSystemMessageFilter* isolated_fs_filter =
chrome::PepperIsolatedFileSystemMessageFilter::Create(instance, host_);
if (!isolated_fs_filter)
return nullptr;
return base::MakeUnique<MessageFilterHost>(host, instance, resource,
isolated_fs_filter);
}
NOTREACHED() << "Unhandled message type: " << message.type();
return nullptr;
}