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
46 using namespace JSC;
47
48 class JSBase;
49 class JSUserObject;
50 class JSRun;
51 class JSValueWrapper;
52 class JSUserObjectImp;
53
54 UString CFStringToUString(CFStringRef inCFString);
55 CFStringRef UStringToCFString(const UString& inUString);
56 Identifier CFStringToIdentifier(CFStringRef inCFString, ExecState*);
57 CFStringRef IdentifierToCFString(const Identifier& inIdentifier);
58 JSUserObject *KJSValueToJSObject(JSValue inValue, ExecState *exec);
59 CFTypeRef KJSValueToCFType(JSValue inValue, ExecState *exec);
60 JSValue JSObjectKJSValue(JSUserObject* ptr);
61 CFTypeRef GetCFNull(void);
62
RetainCFType(CFTypeRef x)63 inline CFTypeRef RetainCFType(CFTypeRef x) { if (x) x = CFRetain(x); return x; }
ReleaseCFType(CFTypeRef x)64 inline void ReleaseCFType(CFTypeRef x) { if (x) CFRelease(x); }
65
66 ExecState* getThreadGlobalExecState();
67
68 enum {
69 kJSInvalidTypeID = 0,
70 kJSObjectTypeID,
71 kJSRunTypeID
72 };
73
74 enum {
75 kJSUserObjectDataTypeUnknown,
76 kJSUserObjectDataTypeJSValueWrapper,
77 kJSUserObjectDataTypeCFType
78 };
79
80 class JSGlueAPIEntry {
81 public:
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
86 private:
87 JSLock m_lock;
88 IdentifierTable* m_storedIdentifierTable;
89 };
90
91 class JSGlueAPICallback {
92 public:
93 JSGlueAPICallback(ExecState*);
94 ~JSGlueAPICallback();
95
96 private:
97 JSLock::DropAllLocks m_dropLocks;
98 };
99
100 #endif
101