/*

 * Copyright (C) 2005 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. 

 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of

 *     its contributors may be used to endorse or promote products derived

 *     from this software without specific prior written permission. 

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS 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.

 */

#ifndef JSUtils_h

#define JSUtils_h

#include "JavaScriptGlue.h"

#include <JavaScriptCore/Collector.h>

#include <JavaScriptCore/JSValue.h>

#include <JavaScriptCore/Completion.h>

#include <JavaScriptCore/Identifier.h>

#include <JavaScriptCore/JSLock.h>

#include <JavaScriptCore/JSObject.h>

#include <JavaScriptCore/JSGlobalObject.h>

#include <JavaScriptCore/Protect.h>

#include <JavaScriptCore/UString.h>

#include <wtf/RefPtr.h>

using namespace JSC;

class JSBase;

class JSUserObject;

class JSRun;

class JSValueWrapper;

class JSUserObjectImp;

UString CFStringToUString(CFStringRef inCFString);

CFStringRef UStringToCFString(const UString& inUString);

Identifier CFStringToIdentifier(CFStringRef inCFString, ExecState*);

CFStringRef IdentifierToCFString(const Identifier& inIdentifier);

JSUserObject *KJSValueToJSObject(JSValue inValue, ExecState *exec);

CFTypeRef KJSValueToCFType(JSValue inValue, ExecState *exec);

JSValue JSObjectKJSValue(JSUserObject* ptr);

CFTypeRef GetCFNull(void);

inline CFTypeRef RetainCFType(CFTypeRef x) { if (x) x = CFRetain(x); return x; }

inline void ReleaseCFType(CFTypeRef x) { if (x) CFRelease(x);  }

ExecState* getThreadGlobalExecState();

enum {

    kJSInvalidTypeID = 0,

    kJSObjectTypeID,

    kJSRunTypeID

};

enum {

    kJSUserObjectDataTypeUnknown,

    kJSUserObjectDataTypeJSValueWrapper,

    kJSUserObjectDataTypeCFType

};

class JSGlueAPIEntry {

public:

    JSGlueAPIEntry();

    JSGlueAPIEntry(JSGlobalObject*); // For use when it's not safe for JSGlueAPIEntry() to call getThreadGlobalObject() -- for example, from a thread-specific data destructor.

    ~JSGlueAPIEntry();

private:

    JSLock m_lock;

    IdentifierTable* m_storedIdentifierTable;

};

class JSGlueAPICallback {

public:

    JSGlueAPICallback(ExecState*);

    ~JSGlueAPICallback();

private:

    JSLock::DropAllLocks m_dropLocks;

};

#endif