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51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set sw=2 ts=8 et 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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/* A memory allocator for zlib use in SPDY that reports to about:memory. */
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#include "mozilla/Assertions.h"
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#include "mozilla/Atomics.h"
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#include "mozilla/Attributes.h"
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#include "nsIMemoryReporter.h"
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#include "zlib.h"
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namespace mozilla {
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class SpdyZlibReporter MOZ_FINAL : public nsIMemoryReporter
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{
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public:
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NS_DECL_ISUPPORTS
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SpdyZlibReporter()
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{
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#ifdef DEBUG
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// There must be only one instance of this class, due to |sAmount|
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// being static.
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static bool hasRun = false;
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MOZ_ASSERT(!hasRun);
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hasRun = true;
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#endif
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sAmount = 0;
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}
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static void* Alloc(void*, uInt items, uInt size);
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static void Free(void*, void* p);
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private:
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// |sAmount| can be (implicitly) accessed by multiple threads, so it
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// must be thread-safe.
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static Atomic<size_t> sAmount;
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MOZ_DEFINE_MALLOC_SIZE_OF(MallocSizeOf)
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MOZ_DEFINE_MALLOC_SIZE_OF_ON_ALLOC(MallocSizeOfOnAlloc)
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MOZ_DEFINE_MALLOC_SIZE_OF_ON_FREE(MallocSizeOfOnFree)
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NS_IMETHODIMP
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CollectReports(nsIHandleReportCallback* aHandleReport, nsISupports* aData);
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};
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} // namespace mozilla
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