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// 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.
#ifndef CONTENT_BROWSER_RENDERER_HOST_PEPPER_BROWSER_PPAPI_HOST_IMPL_H_
#define CONTENT_BROWSER_RENDERER_HOST_PEPPER_BROWSER_PPAPI_HOST_IMPL_H_
#include <map>
#include <string>
#include "base/basictypes.h"
#include "base/compiler_specific.h"
#include "base/files/file_path.h"
#include "base/memory/ref_counted.h"
#include "content/browser/renderer_host/pepper/content_browser_pepper_host_factory.h"
#include "content/browser/renderer_host/pepper/ssl_context_helper.h"
#include "content/common/content_export.h"
#include "content/common/pepper_renderer_instance_data.h"
#include "content/public/browser/browser_ppapi_host.h"
#include "content/public/common/process_type.h"
#include "ipc/ipc_channel_proxy.h"
#include "ppapi/host/ppapi_host.h"
namespace content {
class CONTENT_EXPORT BrowserPpapiHostImpl : public BrowserPpapiHost {
public:
// The creator is responsible for calling set_plugin_process_handle as soon
// as it is known (we start the process asynchronously so it won't be known
// when this object is created).
// |external_plugin| signfies that this is a proxy created for an embedder's
// plugin, i.e. using BrowserPpapiHost::CreateExternalPluginProcess.
BrowserPpapiHostImpl(
IPC::Sender* sender,
const ppapi::PpapiPermissions& permissions,
const std::string& plugin_name,
const base::FilePath& plugin_path,
const base::FilePath& profile_data_directory,
bool in_process,
bool external_plugin);
virtual ~BrowserPpapiHostImpl();
// BrowserPpapiHost.
virtual ppapi::host::PpapiHost* GetPpapiHost() OVERRIDE;
virtual base::ProcessHandle GetPluginProcessHandle() const OVERRIDE;
virtual bool IsValidInstance(PP_Instance instance) const OVERRIDE;
virtual bool GetRenderViewIDsForInstance(PP_Instance instance,
int* render_process_id,
int* render_view_id) const OVERRIDE;
virtual const std::string& GetPluginName() OVERRIDE;
virtual const base::FilePath& GetPluginPath() OVERRIDE;
virtual const base::FilePath& GetProfileDataDirectory() OVERRIDE;
virtual GURL GetDocumentURLForInstance(PP_Instance instance) OVERRIDE;
virtual GURL GetPluginURLForInstance(PP_Instance instance) OVERRIDE;
void set_plugin_process_handle(base::ProcessHandle handle) {
plugin_process_handle_ = handle;
}
bool in_process() const { return in_process_; }
bool external_plugin() const { return external_plugin_; }
// These two functions are notifications that an instance has been created
// or destroyed. They allow us to maintain a mapping of PP_Instance to data
// associated with the instance including view IDs in the browser process.
void AddInstance(PP_Instance instance,
const PepperRendererInstanceData& instance_data);
void DeleteInstance(PP_Instance instance);
scoped_refptr<IPC::ChannelProxy::MessageFilter> message_filter() {
return message_filter_;
}
const scoped_refptr<SSLContextHelper>& ssl_context_helper() const {
return ssl_context_helper_;
}
private:
friend class BrowserPpapiHostTest;
// Implementing MessageFilter on BrowserPpapiHostImpl makes it ref-counted,
// preventing us from returning these to embedders without holding a
// reference. To avoid that, define a message filter object.
class HostMessageFilter : public IPC::ChannelProxy::MessageFilter {
public:
explicit HostMessageFilter(ppapi::host::PpapiHost* ppapi_host)
: ppapi_host_(ppapi_host) {}
// IPC::ChannelProxy::MessageFilter.
virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
void OnHostDestroyed();
private:
virtual ~HostMessageFilter() {}
ppapi::host::PpapiHost* ppapi_host_;
};
scoped_ptr<ppapi::host::PpapiHost> ppapi_host_;
base::ProcessHandle plugin_process_handle_;
std::string plugin_name_;
base::FilePath plugin_path_;
base::FilePath profile_data_directory_;
// If true, this refers to a plugin running in the renderer process.
bool in_process_;
// If true, this is an external plugin, i.e. created by the embedder using
// BrowserPpapiHost::CreateExternalPluginProcess.
bool external_plugin_;
scoped_refptr<SSLContextHelper> ssl_context_helper_;
// Tracks all PP_Instances in this plugin and associated renderer-related
// data.
typedef std::map<PP_Instance, PepperRendererInstanceData> InstanceMap;
InstanceMap instance_map_;
scoped_refptr<HostMessageFilter> message_filter_;
DISALLOW_COPY_AND_ASSIGN(BrowserPpapiHostImpl);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_PEPPER_BROWSER_PPAPI_HOST_IMPL_H_
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