gecko-dev/js/ipc/CrossProcessObjectWrappers.h

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2.1 KiB
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sw=2 et tw=80:
*
* 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 mozilla_jsipc_CrossProcessObjectWrappers_h__
#define mozilla_jsipc_CrossProcessObjectWrappers_h__
#include "js/TypeDecls.h"
#include "mozilla/jsipc/CpowHolder.h"
#include "mozilla/jsipc/JavaScriptTypes.h"
#include "nsID.h"
#include "nsString.h"
#include "nsTArray.h"
#ifdef XP_WIN
# undef GetClassName
# undef GetClassInfo
#endif
namespace mozilla {
namespace dom {
class CPOWManagerGetter;
} // namespace dom
namespace jsipc {
class PJavaScriptParent;
class PJavaScriptChild;
class CPOWManager {
public:
virtual bool Unwrap(JSContext* cx, const nsTArray<CpowEntry>& aCpows,
JS::MutableHandleObject objp) = 0;
virtual bool Wrap(JSContext* cx, JS::HandleObject aObj,
nsTArray<CpowEntry>* outCpows) = 0;
};
class CrossProcessCpowHolder : public CpowHolder {
public:
CrossProcessCpowHolder(dom::CPOWManagerGetter* managerGetter,
const nsTArray<CpowEntry>& cpows);
~CrossProcessCpowHolder();
bool ToObject(JSContext* cx, JS::MutableHandleObject objp) override;
private:
CPOWManager* js_;
const nsTArray<CpowEntry>& cpows_;
bool unwrapped_;
};
CPOWManager* CPOWManagerFor(PJavaScriptParent* aParent);
CPOWManager* CPOWManagerFor(PJavaScriptChild* aChild);
bool IsCPOW(JSObject* obj);
bool IsWrappedCPOW(JSObject* obj);
nsresult InstanceOf(JSObject* obj, const nsID* id, bool* bp);
bool DOMInstanceOf(JSContext* cx, JSObject* obj, int prototypeID, int depth,
bool* bp);
void GetWrappedCPOWTag(JSObject* obj, nsACString& out);
PJavaScriptParent* NewJavaScriptParent();
void ReleaseJavaScriptParent(PJavaScriptParent* parent);
PJavaScriptChild* NewJavaScriptChild();
void ReleaseJavaScriptChild(PJavaScriptChild* child);
void AfterProcessTask();
} // namespace jsipc
} // namespace mozilla
#endif // mozilla_jsipc_CrossProcessObjectWrappers_h__