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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:49:04 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 16:49:04 +0000 |
commit | 16f504a9dca3fe3b70568f67b7d41241ae485288 (patch) | |
tree | c60f36ada0496ba928b7161059ba5ab1ab224f9d /src/libs/xpcom18a4/xpcom/base/nsMemoryImpl.h | |
parent | Initial commit. (diff) | |
download | virtualbox-16f504a9dca3fe3b70568f67b7d41241ae485288.tar.xz virtualbox-16f504a9dca3fe3b70568f67b7d41241ae485288.zip |
Adding upstream version 7.0.6-dfsg.upstream/7.0.6-dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/libs/xpcom18a4/xpcom/base/nsMemoryImpl.h')
-rw-r--r-- | src/libs/xpcom18a4/xpcom/base/nsMemoryImpl.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/libs/xpcom18a4/xpcom/base/nsMemoryImpl.h b/src/libs/xpcom18a4/xpcom/base/nsMemoryImpl.h new file mode 100644 index 00000000..c9086d11 --- /dev/null +++ b/src/libs/xpcom18a4/xpcom/base/nsMemoryImpl.h @@ -0,0 +1,91 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is mozilla.org code. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either of the GNU General Public License Version 2 or later (the "GPL"), + * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +#ifndef nsMemoryImpl_h__ +#define nsMemoryImpl_h__ + +#include "nsMemory.h" +#include "nsISupportsArray.h" +#include "nsIRunnable.h" +#include "nsIThread.h" +#include "nsCOMPtr.h" +#include "plevent.h" + +struct PRLock; +class MemoryFlusher; + +class nsMemoryImpl : public nsIMemory +{ +public: + NS_DECL_ISUPPORTS + NS_DECL_NSIMEMORY + + nsMemoryImpl(); + + nsresult FlushMemory(const PRUnichar* aReason, PRBool aImmediate); + + // called from xpcom initialization/finalization: + static nsresult Startup(); + static nsresult Shutdown(); + + static NS_METHOD + Create(nsISupports* outer, const nsIID& aIID, void* *aInstancePtr); + +private: + ~nsMemoryImpl(); + +protected: + MemoryFlusher* mFlusher; + nsCOMPtr<nsIThread> mFlusherThread; + + PRLock* mFlushLock; + PRBool mIsFlushing; + + struct FlushEvent { + PLEvent mEvent; + const PRUnichar* mReason; + }; + + FlushEvent mFlushEvent; + + static nsresult RunFlushers(nsMemoryImpl* aSelf, const PRUnichar* aReason); + + static void* PR_CALLBACK HandleFlushEvent(PLEvent* aEvent); + static void PR_CALLBACK DestroyFlushEvent(PLEvent* aEvent); +}; + +#endif // nsMemoryImpl_h__ |