mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
87 lines
2.1 KiB
C++
87 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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* vim: sw=2 ts=2 et :
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "PluginIdentifierParent.h"
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#include "nsServiceManagerUtils.h"
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#include "nsNPAPIPlugin.h"
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#include "nsIJSContextStack.h"
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#include "PluginScriptableObjectUtils.h"
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#include "mozilla/unused.h"
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using namespace mozilla::plugins::parent;
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namespace mozilla {
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namespace plugins {
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bool
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PluginIdentifierParent::RecvRetain()
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{
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mTemporaryRefs = 0;
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// Intern the jsid if necessary.
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jsid id = NPIdentifierToJSId(mIdentifier);
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if (JSID_IS_INT(id)) {
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return true;
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}
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// The following is what nsNPAPIPlugin.cpp does. Gross, but the API doesn't
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// give you a NPP to play with.
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nsCOMPtr<nsIThreadJSContextStack> stack =
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do_GetService("@mozilla.org/js/xpc/ContextStack;1");
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if (!stack) {
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return false;
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}
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JSContext* cx = stack->GetSafeJSContext();
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if (!cx) {
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return false;
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}
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JSAutoRequest ar(cx);
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JSString* str = JSID_TO_STRING(id);
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JSString* str2 = JS_InternJSString(cx, str);
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if (!str2) {
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return false;
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}
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NS_ASSERTION(str == str2, "Interning a string in a JSID should always return the same string.");
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return true;
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}
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PluginIdentifierParent::StackIdentifier::StackIdentifier
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(PluginInstanceParent* inst, NPIdentifier aIdentifier)
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: mIdentifier(inst->Module()->GetIdentifierForNPIdentifier(inst->GetNPP(), aIdentifier))
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{
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}
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PluginIdentifierParent::StackIdentifier::StackIdentifier
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(NPObject* aObject, NPIdentifier aIdentifier)
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: mIdentifier(NULL)
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{
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PluginInstanceParent* inst = GetInstance(aObject);
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mIdentifier = inst->Module()->GetIdentifierForNPIdentifier(inst->GetNPP(), aIdentifier);
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}
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PluginIdentifierParent::StackIdentifier::~StackIdentifier()
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{
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if (!mIdentifier) {
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return;
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}
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if (!mIdentifier->IsTemporary()) {
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return;
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}
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if (mIdentifier->RemoveTemporaryRef()) {
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unused << PPluginIdentifierParent::Send__delete__(mIdentifier);
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}
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}
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} // namespace mozilla::plugins
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} // namespace mozilla
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