michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * vim: sw=2 ts=2 et :
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "PluginIdentifierParent.h"
michael@0: 
michael@0: #include "nsNPAPIPlugin.h"
michael@0: #include "nsServiceManagerUtils.h"
michael@0: #include "PluginScriptableObjectUtils.h"
michael@0: #include "nsCxPusher.h"
michael@0: #include "mozilla/unused.h"
michael@0: 
michael@0: using namespace mozilla::plugins::parent;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace plugins {
michael@0: 
michael@0: bool
michael@0: PluginIdentifierParent::RecvRetain()
michael@0: {
michael@0:   mTemporaryRefs = 0;
michael@0: 
michael@0:   // Intern the jsid if necessary.
michael@0:   AutoSafeJSContext cx;
michael@0:   JS::Rooted<jsid> id(cx, NPIdentifierToJSId(mIdentifier));
michael@0:   if (JSID_IS_INT(id)) {
michael@0:     return true;
michael@0:   }
michael@0: 
michael@0:   // The following is what nsNPAPIPlugin.cpp does. Gross, but the API doesn't
michael@0:   // give you a NPP to play with.
michael@0:   JS::Rooted<JSString*> str(cx, JSID_TO_STRING(id));
michael@0:   JSString* str2 = JS_InternJSString(cx, str);
michael@0:   if (!str2) {
michael@0:     return false;
michael@0:   }
michael@0: 
michael@0:   NS_ASSERTION(str == str2, "Interning a string in a JSID should always return the same string.");
michael@0: 
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: PluginIdentifierParent::StackIdentifier::StackIdentifier
michael@0:     (PluginInstanceParent* inst, NPIdentifier aIdentifier)
michael@0:   : mIdentifier(inst->Module()->GetIdentifierForNPIdentifier(inst->GetNPP(), aIdentifier))
michael@0: {
michael@0: }
michael@0: 
michael@0: PluginIdentifierParent::StackIdentifier::StackIdentifier
michael@0:     (NPObject* aObject, NPIdentifier aIdentifier)
michael@0:   : mIdentifier(nullptr)
michael@0: {
michael@0:   PluginInstanceParent* inst = GetInstance(aObject);
michael@0:   mIdentifier = inst->Module()->GetIdentifierForNPIdentifier(inst->GetNPP(), aIdentifier);
michael@0: }
michael@0: 
michael@0: PluginIdentifierParent::StackIdentifier::~StackIdentifier()
michael@0: {
michael@0:   if (!mIdentifier) {
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   if (!mIdentifier->IsTemporary()) {
michael@0:     return;
michael@0:   }
michael@0: 
michael@0:   if (mIdentifier->RemoveTemporaryRef()) {
michael@0:     unused << PPluginIdentifierParent::Send__delete__(mIdentifier);
michael@0:   }
michael@0: }
michael@0: 
michael@0: } // namespace mozilla::plugins
michael@0: } // namespace mozilla