/*

 * Copyright (C) 2004, 2006 Apple Computer, Inc.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

 */

#include "config.h"

#if ENABLE(NETSCAPE_PLUGIN_API)

#include "IdentifierRep.h"

#include "npruntime_internal.h"

#include "npruntime_impl.h"

#include "npruntime_priv.h"

#include "c_utility.h"

#include <runtime/Identifier.h>

#include <runtime/JSLock.h>

#include <wtf/Assertions.h>

#include <wtf/HashMap.h>

using namespace JSC::Bindings;

using namespace WebCore;

NPIdentifier _NPN_GetStringIdentifier(const NPUTF8* name)

{

    return static_cast<NPIdentifier>(IdentifierRep::get(name));

}

void _NPN_GetStringIdentifiers(const NPUTF8** names, int32_t nameCount, NPIdentifier* identifiers)

{

    ASSERT(names);

    ASSERT(identifiers);

    if (names && identifiers) {

        for (int i = 0; i < nameCount; i++)

            identifiers[i] = _NPN_GetStringIdentifier(names[i]);

    }

}

NPIdentifier _NPN_GetIntIdentifier(int32_t intid)

{

    return static_cast<NPIdentifier>(IdentifierRep::get(intid));

}

bool _NPN_IdentifierIsString(NPIdentifier identifier)

{

    return static_cast<IdentifierRep*>(identifier)->isString();

}

NPUTF8 *_NPN_UTF8FromIdentifier(NPIdentifier identifier)

{

    const char* string = static_cast<IdentifierRep*>(identifier)->string();

    if (!string)

        return 0;

    return strdup(string);

}

int32_t _NPN_IntFromIdentifier(NPIdentifier identifier)

{

    return static_cast<IdentifierRep*>(identifier)->number();

}

void NPN_InitializeVariantWithStringCopy(NPVariant* variant, const NPString* value)

{

    variant->type = NPVariantType_String;

    variant->value.stringValue.UTF8Length = value->UTF8Length;

    variant->value.stringValue.UTF8Characters = (NPUTF8 *)malloc(sizeof(NPUTF8) * value->UTF8Length);

    if (!variant->value.stringValue.UTF8Characters)

        CRASH();

    memcpy((void*)variant->value.stringValue.UTF8Characters, value->UTF8Characters, sizeof(NPUTF8) * value->UTF8Length);

}

void _NPN_ReleaseVariantValue(NPVariant* variant)

{

    ASSERT(variant);

    if (variant->type == NPVariantType_Object) {

        _NPN_ReleaseObject(variant->value.objectValue);

        variant->value.objectValue = 0;

    } else if (variant->type == NPVariantType_String) {

        free((void*)variant->value.stringValue.UTF8Characters);

        variant->value.stringValue.UTF8Characters = 0;

        variant->value.stringValue.UTF8Length = 0;

    }

    variant->type = NPVariantType_Void;

}

NPObject *_NPN_CreateObject(NPP npp, NPClass* aClass)

{

    ASSERT(aClass);

    if (aClass) {

        NPObject* obj;

        if (aClass->allocate != NULL)

            obj = aClass->allocate(npp, aClass);

        else

            obj = (NPObject*)malloc(sizeof(NPObject));

        if (!obj)

            CRASH();

        obj->_class = aClass;

        obj->referenceCount = 1;

        return obj;

    }

    return 0;

}

NPObject* _NPN_RetainObject(NPObject* obj)

{

    ASSERT(obj);

    if (obj)

        obj->referenceCount++;

    return obj;

}

void _NPN_ReleaseObject(NPObject* obj)

{

    ASSERT(obj);

    ASSERT(obj->referenceCount >= 1);

    if (obj && obj->referenceCount >= 1) {

        if (--obj->referenceCount == 0)

            _NPN_DeallocateObject(obj);

    }

}

void _NPN_DeallocateObject(NPObject *obj)

{

    ASSERT(obj);

    if (obj) {

        if (obj->_class->deallocate)

            obj->_class->deallocate(obj);

        else

            free(obj);

    }

}

#endif // ENABLE(NETSCAPE_PLUGIN_API)