Bug 1123461 - Make a real interface for js/ipc (r=dvander)

js/ipc/CrossProcessObjectWrappers.h

@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
+ * vim: set ts=8 sw=4 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 jsipc {
+
+class PJavaScriptParent;
+class PJavaScriptChild;
+
+class CPOWManager
+{
+  public:
+    virtual bool Unwrap(JSContext *cx,
+                        const InfallibleTArray<CpowEntry> &aCpows,
+                        JS::MutableHandleObject objp) = 0;
+
+    virtual bool Wrap(JSContext *cx,
+                      JS::HandleObject aObj,
+                      InfallibleTArray<CpowEntry> *outCpows) = 0;
+};
+
+class CpowIdHolder : public CpowHolder
+{
+  public:
+    CpowIdHolder(dom::CPOWManagerGetter *managerGetter, const InfallibleTArray<CpowEntry> &cpows);
+
+    bool ToObject(JSContext *cx, JS::MutableHandleObject objp);
+
+  private:
+    CPOWManager *js_;
+    const InfallibleTArray<CpowEntry> &cpows_;
+};
+
+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(JSRuntime *rt);
+
+void
+ReleaseJavaScriptParent(PJavaScriptParent *parent);
+
+PJavaScriptChild *
+NewJavaScriptChild(JSRuntime *rt);
+
+void
+ReleaseJavaScriptChild(PJavaScriptChild *child);
+
+} // namespace jsipc
+} // namespace mozilla
+
+#endif // mozilla_jsipc_CrossProcessObjectWrappers_h__