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49 lines
1.4 KiB
C++
49 lines
1.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_nsMemoryInfoDumper_h
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#define mozilla_nsMemoryInfoDumper_h
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#include "nsIMemoryInfoDumper.h"
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#include <stdio.h>
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class nsACString;
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/**
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* This class facilitates dumping information about our memory usage to disk.
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*
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* Its cpp file also has Linux-only code which watches various OS signals and
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* dumps memory info upon receiving a signal. You can activate these listeners
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* by calling Initialize().
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*/
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class nsMemoryInfoDumper : public nsIMemoryInfoDumper
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{
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virtual ~nsMemoryInfoDumper();
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIMEMORYINFODUMPER
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nsMemoryInfoDumper();
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static void Initialize();
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#ifdef MOZ_DMD
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// Open an appropriately named file for a DMD report. If DMD is
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// disabled, return a null FILE* instead.
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static nsresult OpenDMDFile(const nsAString& aIdentifier, int aPid,
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FILE** aOutFile);
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// Write a DMD report to the given file and close it.
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static nsresult DumpDMDToFile(FILE* aFile);
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#endif
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};
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#define NS_MEMORY_INFO_DUMPER_CID \
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{ 0x00bd71fb, 0x7f09, 0x4ec3, \
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{ 0x96, 0xaf, 0xa0, 0xb5, 0x22, 0xb7, 0x79, 0x69 } }
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#endif
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