167 lines
4.8 KiB
C++
167 lines
4.8 KiB
C++
/*
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* Copyright (C) 2004, 2006 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#if ENABLE(NETSCAPE_PLUGIN_API)
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#include "IdentifierRep.h"
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#include "npruntime_internal.h"
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#include "npruntime_priv.h"
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#include "c_utility.h"
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#include <JavaScriptCore/Identifier.h>
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#include <wtf/Assertions.h>
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#pragma GCC visibility push(default)
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#include "npruntime_impl.h"
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#pragma GCC visibility pop
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using namespace WebCore;
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NPIdentifier _NPN_GetStringIdentifier(const NPUTF8* name)
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{
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return static_cast<NPIdentifier>(IdentifierRep::get(name));
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}
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void _NPN_GetStringIdentifiers(const NPUTF8** names, int32_t nameCount, NPIdentifier* identifiers)
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{
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ASSERT(names);
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ASSERT(identifiers);
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if (names && identifiers) {
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for (int i = 0; i < nameCount; i++)
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identifiers[i] = _NPN_GetStringIdentifier(names[i]);
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}
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}
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NPIdentifier _NPN_GetIntIdentifier(int32_t intid)
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{
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return static_cast<NPIdentifier>(IdentifierRep::get(intid));
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}
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bool _NPN_IdentifierIsString(NPIdentifier identifier)
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{
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return static_cast<IdentifierRep*>(identifier)->isString();
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}
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NPUTF8 *_NPN_UTF8FromIdentifier(NPIdentifier identifier)
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{
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const char* string = static_cast<IdentifierRep*>(identifier)->string();
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if (!string)
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return 0;
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return strdup(string);
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}
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int32_t _NPN_IntFromIdentifier(NPIdentifier identifier)
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{
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return static_cast<IdentifierRep*>(identifier)->number();
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}
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void NPN_InitializeVariantWithStringCopy(NPVariant* variant, const NPString* value)
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{
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variant->type = NPVariantType_String;
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variant->value.stringValue.UTF8Length = value->UTF8Length;
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// Switching to fastMalloc would be better to avoid length check but this is not desirable
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// as NPN_MemAlloc is using malloc and there might be plugins that mix NPN_MemAlloc and malloc too.
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variant->value.stringValue.UTF8Characters = (NPUTF8*)malloc(sizeof(NPUTF8) * value->UTF8Length);
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if (value->UTF8Length && !variant->value.stringValue.UTF8Characters)
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CRASH();
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memcpy((void*)variant->value.stringValue.UTF8Characters, value->UTF8Characters, sizeof(NPUTF8) * value->UTF8Length);
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}
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void _NPN_ReleaseVariantValue(NPVariant* variant)
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{
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ASSERT(variant);
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if (variant->type == NPVariantType_Object) {
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_NPN_ReleaseObject(variant->value.objectValue);
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variant->value.objectValue = 0;
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} else if (variant->type == NPVariantType_String) {
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free((void*)variant->value.stringValue.UTF8Characters);
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variant->value.stringValue.UTF8Characters = 0;
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variant->value.stringValue.UTF8Length = 0;
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}
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variant->type = NPVariantType_Void;
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}
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NPObject *_NPN_CreateObject(NPP npp, NPClass* aClass)
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{
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ASSERT(aClass);
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if (aClass) {
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NPObject* obj;
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if (aClass->allocate != NULL)
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obj = aClass->allocate(npp, aClass);
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else
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obj = (NPObject*)malloc(sizeof(NPObject));
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if (!obj)
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CRASH();
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obj->_class = aClass;
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obj->referenceCount = 1;
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return obj;
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}
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return 0;
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}
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NPObject* _NPN_RetainObject(NPObject* obj)
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{
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ASSERT(obj);
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if (obj)
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obj->referenceCount++;
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return obj;
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}
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void _NPN_ReleaseObject(NPObject* obj)
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{
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ASSERT(obj);
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ASSERT(obj->referenceCount >= 1);
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if (obj && obj->referenceCount >= 1) {
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if (--obj->referenceCount == 0)
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_NPN_DeallocateObject(obj);
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}
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}
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void _NPN_DeallocateObject(NPObject *obj)
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{
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ASSERT(obj);
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if (obj) {
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if (obj->_class->deallocate)
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obj->_class->deallocate(obj);
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else
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free(obj);
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}
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}
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#endif // ENABLE(NETSCAPE_PLUGIN_API)
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