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91 lines
1.8 KiB
C++
91 lines
1.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_quota_quotaobject_h__
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#define mozilla_dom_quota_quotaobject_h__
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#include "mozilla/dom/quota/QuotaCommon.h"
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#include "nsDataHashtable.h"
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BEGIN_QUOTA_NAMESPACE
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class OriginInfo;
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class QuotaManager;
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class QuotaObject
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{
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friend class OriginInfo;
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friend class QuotaManager;
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public:
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void
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AddRef();
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void
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Release();
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void
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UpdateSize(int64_t aSize);
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bool
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MaybeAllocateMoreSpace(int64_t aOffset, int32_t aCount);
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private:
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QuotaObject(OriginInfo* aOriginInfo, const nsAString& aPath, int64_t aSize)
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: mOriginInfo(aOriginInfo), mPath(aPath), mSize(aSize)
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{ }
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virtual ~QuotaObject()
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{ }
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mozilla::ThreadSafeAutoRefCnt mRefCnt;
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OriginInfo* mOriginInfo;
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nsString mPath;
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int64_t mSize;
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};
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class OriginInfo
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{
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friend class QuotaManager;
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friend class QuotaObject;
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public:
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OriginInfo(const nsACString& aOrigin, int64_t aLimit, int64_t aUsage)
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: mOrigin(aOrigin), mLimit(aLimit), mUsage(aUsage)
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{
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mQuotaObjects.Init();
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}
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NS_INLINE_DECL_THREADSAFE_REFCOUNTING(OriginInfo)
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private:
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void
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#ifdef DEBUG
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LockedClearOriginInfos();
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#else
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LockedClearOriginInfos()
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{
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mQuotaObjects.EnumerateRead(ClearOriginInfoCallback, nullptr);
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}
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#endif
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static PLDHashOperator
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ClearOriginInfoCallback(const nsAString& aKey,
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QuotaObject* aValue, void* aUserArg);
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nsDataHashtable<nsStringHashKey, QuotaObject*> mQuotaObjects;
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nsCString mOrigin;
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int64_t mLimit;
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int64_t mUsage;
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};
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END_QUOTA_NAMESPACE
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#endif // mozilla_dom_quota_quotaobject_h__
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