1/* 2 * Copyright (C) 2005 Apple Computer, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of Apple Computer, Inc. ("Apple") nor the names of 14 * its contributors may be used to endorse or promote products derived 15 * from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 18 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 19 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 20 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 21 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 23 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 24 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29#ifndef JSUtils_h 30#define JSUtils_h 31 32#include "JavaScriptGlue.h" 33 34#include <JavaScriptCore/Heap.h> 35#include <JavaScriptCore/JSValue.h> 36#include <JavaScriptCore/Completion.h> 37#include <JavaScriptCore/Identifier.h> 38#include <JavaScriptCore/JSLock.h> 39#include <JavaScriptCore/JSObject.h> 40#include <JavaScriptCore/JSGlobalObject.h> 41#include <JavaScriptCore/Protect.h> 42#include <JavaScriptCore/UString.h> 43 44#include <wtf/RefPtr.h> 45 46using namespace JSC; 47 48class JSBase; 49class JSUserObject; 50class JSRun; 51class JSValueWrapper; 52class JSUserObjectImp; 53 54UString CFStringToUString(CFStringRef inCFString); 55CFStringRef UStringToCFString(const UString& inUString); 56Identifier CFStringToIdentifier(CFStringRef inCFString, ExecState*); 57CFStringRef IdentifierToCFString(const Identifier& inIdentifier); 58JSUserObject *KJSValueToJSObject(JSValue inValue, ExecState *exec); 59CFTypeRef KJSValueToCFType(JSValue inValue, ExecState *exec); 60JSValue JSObjectKJSValue(JSUserObject* ptr); 61CFTypeRef GetCFNull(void); 62 63inline CFTypeRef RetainCFType(CFTypeRef x) { if (x) x = CFRetain(x); return x; } 64inline void ReleaseCFType(CFTypeRef x) { if (x) CFRelease(x); } 65 66ExecState* getThreadGlobalExecState(); 67 68enum { 69 kJSInvalidTypeID = 0, 70 kJSObjectTypeID, 71 kJSRunTypeID 72}; 73 74enum { 75 kJSUserObjectDataTypeUnknown, 76 kJSUserObjectDataTypeJSValueWrapper, 77 kJSUserObjectDataTypeCFType 78}; 79 80class JSGlueAPIEntry { 81public: 82 JSGlueAPIEntry(); 83 JSGlueAPIEntry(JSGlobalObject*); // For use when it's not safe for JSGlueAPIEntry() to call getThreadGlobalObject() -- for example, from a thread-specific data destructor. 84 ~JSGlueAPIEntry(); 85 86private: 87 JSLock m_lock; 88 IdentifierTable* m_storedIdentifierTable; 89}; 90 91class JSGlueAPICallback { 92public: 93 JSGlueAPICallback(ExecState*); 94 ~JSGlueAPICallback(); 95 96private: 97 JSLock::DropAllLocks m_dropLocks; 98}; 99 100#endif 101