mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-10-31 14:15:30 +00:00
230 lines
6.3 KiB
C++
230 lines
6.3 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
* vim: sw=2 ts=2 et :
|
|
* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
#ifndef dom_plugins_PluginScriptableObjectParent_h
|
|
#define dom_plugins_PluginScriptableObjectParent_h 1
|
|
|
|
#include "mozilla/plugins/PPluginScriptableObjectParent.h"
|
|
#include "mozilla/plugins/PluginMessageUtils.h"
|
|
|
|
#include "npfunctions.h"
|
|
#include "npruntime.h"
|
|
|
|
namespace mozilla {
|
|
namespace plugins {
|
|
|
|
class PluginAsyncSurrogate;
|
|
class PluginInstanceParent;
|
|
class PluginScriptableObjectParent;
|
|
|
|
struct ParentNPObject : NPObject
|
|
{
|
|
ParentNPObject()
|
|
: NPObject(), parent(nullptr), invalidated(false) { }
|
|
|
|
// |parent| is always valid as long as the actor is alive. Once the actor is
|
|
// destroyed this will be set to null.
|
|
PluginScriptableObjectParent* parent;
|
|
bool invalidated;
|
|
};
|
|
|
|
class PluginScriptableObjectParent : public PPluginScriptableObjectParent
|
|
{
|
|
friend class PluginInstanceParent;
|
|
|
|
public:
|
|
explicit PluginScriptableObjectParent(ScriptableObjectType aType);
|
|
virtual ~PluginScriptableObjectParent();
|
|
|
|
void
|
|
InitializeProxy();
|
|
|
|
void
|
|
InitializeLocal(NPObject* aObject);
|
|
|
|
virtual void
|
|
ActorDestroy(ActorDestroyReason aWhy) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerHasMethod(const PluginIdentifier& aId,
|
|
bool* aHasMethod) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerInvoke(const PluginIdentifier& aId,
|
|
InfallibleTArray<Variant>&& aArgs,
|
|
Variant* aResult,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerInvokeDefault(InfallibleTArray<Variant>&& aArgs,
|
|
Variant* aResult,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerHasProperty(const PluginIdentifier& aId,
|
|
bool* aHasProperty) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerGetParentProperty(const PluginIdentifier& aId,
|
|
Variant* aResult,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerSetProperty(const PluginIdentifier& aId,
|
|
const Variant& aValue,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerRemoveProperty(const PluginIdentifier& aId,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerEnumerate(InfallibleTArray<PluginIdentifier>* aProperties,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerConstruct(InfallibleTArray<Variant>&& aArgs,
|
|
Variant* aResult,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
AnswerNPN_Evaluate(const nsCString& aScript,
|
|
Variant* aResult,
|
|
bool* aSuccess) MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
RecvProtect() MOZ_OVERRIDE;
|
|
|
|
virtual bool
|
|
RecvUnprotect() MOZ_OVERRIDE;
|
|
|
|
static const NPClass*
|
|
GetClass()
|
|
{
|
|
return &sNPClass;
|
|
}
|
|
|
|
PluginInstanceParent*
|
|
GetInstance() const
|
|
{
|
|
return mInstance;
|
|
}
|
|
|
|
NPObject*
|
|
GetObject(bool aCanResurrect);
|
|
|
|
// Protect only affects LocalObject actors. It is called by the
|
|
// ProtectedVariant/Actor helper classes before the actor is used as an
|
|
// argument to an IPC call and when the child process resurrects a
|
|
// proxy object to the NPObject associated with this actor.
|
|
void Protect();
|
|
|
|
// Unprotect only affects LocalObject actors. It is called by the
|
|
// ProtectedVariant/Actor helper classes after the actor is used as an
|
|
// argument to an IPC call and when the child process is no longer using this
|
|
// actor.
|
|
void Unprotect();
|
|
|
|
// DropNPObject is only used for Proxy actors and is called when the parent
|
|
// process is no longer using the NPObject associated with this actor. The
|
|
// child process may subsequently use this actor again in which case a new
|
|
// NPObject will be created and associated with this actor (see
|
|
// ResurrectProxyObject).
|
|
void DropNPObject();
|
|
|
|
ScriptableObjectType
|
|
Type() const {
|
|
return mType;
|
|
}
|
|
|
|
bool GetPropertyHelper(NPIdentifier aName,
|
|
bool* aHasProperty,
|
|
bool* aHasMethod,
|
|
NPVariant* aResult);
|
|
|
|
private:
|
|
static NPObject*
|
|
ScriptableAllocate(NPP aInstance,
|
|
NPClass* aClass);
|
|
|
|
static void
|
|
ScriptableInvalidate(NPObject* aObject);
|
|
|
|
static void
|
|
ScriptableDeallocate(NPObject* aObject);
|
|
|
|
static bool
|
|
ScriptableHasMethod(NPObject* aObject,
|
|
NPIdentifier aName);
|
|
|
|
static bool
|
|
ScriptableInvoke(NPObject* aObject,
|
|
NPIdentifier aName,
|
|
const NPVariant* aArgs,
|
|
uint32_t aArgCount,
|
|
NPVariant* aResult);
|
|
|
|
static bool
|
|
ScriptableInvokeDefault(NPObject* aObject,
|
|
const NPVariant* aArgs,
|
|
uint32_t aArgCount,
|
|
NPVariant* aResult);
|
|
|
|
static bool
|
|
ScriptableHasProperty(NPObject* aObject,
|
|
NPIdentifier aName);
|
|
|
|
static bool
|
|
ScriptableGetProperty(NPObject* aObject,
|
|
NPIdentifier aName,
|
|
NPVariant* aResult);
|
|
|
|
static bool
|
|
ScriptableSetProperty(NPObject* aObject,
|
|
NPIdentifier aName,
|
|
const NPVariant* aValue);
|
|
|
|
static bool
|
|
ScriptableRemoveProperty(NPObject* aObject,
|
|
NPIdentifier aName);
|
|
|
|
static bool
|
|
ScriptableEnumerate(NPObject* aObject,
|
|
NPIdentifier** aIdentifiers,
|
|
uint32_t* aCount);
|
|
|
|
static bool
|
|
ScriptableConstruct(NPObject* aObject,
|
|
const NPVariant* aArgs,
|
|
uint32_t aArgCount,
|
|
NPVariant* aResult);
|
|
|
|
NPObject*
|
|
CreateProxyObject();
|
|
|
|
// ResurrectProxyObject is only used with Proxy actors. It is called when the
|
|
// child process uses an actor whose NPObject was deleted by the parent
|
|
// process.
|
|
bool ResurrectProxyObject();
|
|
|
|
private:
|
|
PluginInstanceParent* mInstance;
|
|
|
|
// This may be a ParentNPObject or some other kind depending on who created
|
|
// it. Have to check its class to find out.
|
|
NPObject* mObject;
|
|
int mProtectCount;
|
|
|
|
ScriptableObjectType mType;
|
|
|
|
static const NPClass sNPClass;
|
|
};
|
|
|
|
} /* namespace plugins */
|
|
} /* namespace mozilla */
|
|
|
|
#endif /* dom_plugins_PluginScriptableObjectParent_h */
|