| 1 | /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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| 2 | /* ***** BEGIN LICENSE BLOCK *****
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| 3 | * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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| 4 | *
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| 5 | * The contents of this file are subject to the Mozilla Public License Version
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| 6 | * 1.1 (the "License"); you may not use this file except in compliance with
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| 7 | * the License. You may obtain a copy of the License at
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| 8 | * http://www.mozilla.org/MPL/
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| 9 | *
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| 10 | * Software distributed under the License is distributed on an "AS IS" basis,
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| 11 | * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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| 12 | * for the specific language governing rights and limitations under the
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| 13 | * License.
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| 14 | *
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| 15 | * The Original Code is Mozilla Communicator client code.
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| 16 | *
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| 17 | * The Initial Developer of the Original Code is
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| 18 | * Netscape Communications Corporation.
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| 19 | * Portions created by the Initial Developer are Copyright (C) 1998
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| 20 | * the Initial Developer. All Rights Reserved.
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| 21 | *
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| 22 | * Contributor(s):
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| 23 | * L. David Baron <[email protected]>
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| 24 | *
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| 25 | * Alternatively, the contents of this file may be used under the terms of
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| 26 | * either of the GNU General Public License Version 2 or later (the "GPL"),
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| 27 | * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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| 28 | * in which case the provisions of the GPL or the LGPL are applicable instead
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| 29 | * of those above. If you wish to allow use of your version of this file only
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| 30 | * under the terms of either the GPL or the LGPL, and not to allow others to
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| 31 | * use your version of this file under the terms of the MPL, indicate your
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| 32 | * decision by deleting the provisions above and replace them with the notice
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| 33 | * and other provisions required by the GPL or the LGPL. If you do not delete
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| 34 | * the provisions above, a recipient may use your version of this file under
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| 35 | * the terms of any one of the MPL, the GPL or the LGPL.
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| 36 | *
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| 37 | * ***** END LICENSE BLOCK ***** */
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| 38 | #ifndef nsTraceRefcntImpl_h___
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| 39 | #define nsTraceRefcntImpl_h___
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| 40 |
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| 41 | #include <stdio.h> // for FILE
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| 42 | #include "nsITraceRefcnt.h"
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| 43 |
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| 44 | #ifdef VBOX_WITH_XPCOM_NAMESPACE_CLEANUP
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| 45 | #define NS_MeanAndStdDev VBoxNsxpNS_MeanAndStdDev
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| 46 | #endif /* VBOX_WITH_XPCOM_NAMESPACE_CLEANUP */
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| 47 |
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| 48 | class nsTraceRefcntImpl : public nsITraceRefcnt
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| 49 | {
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| 50 | public:
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| 51 | NS_DECL_ISUPPORTS
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| 52 | NS_DECL_NSITRACEREFCNT
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| 53 |
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| 54 | nsTraceRefcntImpl();
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| 55 |
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| 56 | static NS_COM void Startup();
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| 57 | static NS_COM void Shutdown();
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| 58 |
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| 59 | enum StatisticsType {
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| 60 | ALL_STATS,
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| 61 | NEW_STATS
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| 62 | };
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| 63 |
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| 64 | static NS_COM nsresult DumpStatistics(StatisticsType type = ALL_STATS,
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| 65 | FILE* out = 0);
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| 66 |
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| 67 | static NS_COM void ResetStatistics(void);
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| 68 |
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| 69 | static NS_COM void LoadLibrarySymbols(const char* aLibraryName,
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| 70 | void* aLibrayHandle);
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| 71 |
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| 72 |
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| 73 | static NS_COM void DemangleSymbol(const char * aSymbol,
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| 74 | char * aBuffer,
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| 75 | int aBufLen);
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| 76 |
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| 77 | static NS_COM void WalkTheStack(FILE* aStream);
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| 78 | /**
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| 79 | * Tell nsTraceRefcnt whether refcounting, allocation, and destruction
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| 80 | * activity is legal. This is used to trigger assertions for any such
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| 81 | * activity that occurs because of static constructors or destructors.
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| 82 | */
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| 83 | static NS_COM void SetActivityIsLegal(PRBool aLegal);
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| 84 |
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| 85 | static NS_METHOD Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr);
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| 86 |
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| 87 | private:
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| 88 | ~nsTraceRefcntImpl() {}
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| 89 | };
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| 90 |
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| 91 | #define NS_TRACE_REFCNT_CONTRACTID "@mozilla.org/xpcom/trace-refcnt;1"
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| 92 | #define NS_TRACE_REFCNT_CLASSNAME "nsTraceRefcnt Interface"
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| 93 | #define NS_TRACE_REFCNT_CID \
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| 94 | { /* e3e7511e-a395-4924-94b1-d527861cded4 */ \
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| 95 | 0xe3e7511e, \
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| 96 | 0xa395, \
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| 97 | 0x4924, \
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| 98 | {0x94, 0xb1, 0xd5, 0x27, 0x86, 0x1c, 0xde, 0xd4} \
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| 99 | } \
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| 100 |
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| 101 | ////////////////////////////////////////////////////////////////////////////////
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| 102 | // And now for that utility that you've all been asking for...
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| 103 |
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| 104 | extern "C" NS_COM void
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| 105 | NS_MeanAndStdDev(double n, double sumOfValues, double sumOfSquaredValues,
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| 106 | double *meanResult, double *stdDevResult);
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| 107 |
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| 108 | ////////////////////////////////////////////////////////////////////////////////
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| 109 | #endif
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