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-rw-r--r--netwerk/cache2/CacheIndexIterator.h62
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diff --git a/netwerk/cache2/CacheIndexIterator.h b/netwerk/cache2/CacheIndexIterator.h
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+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef CacheIndexIterator__h__
+#define CacheIndexIterator__h__
+
+#include "nsTArray.h"
+#include "nsCOMPtr.h"
+#include "mozilla/SHA1.h"
+#include "mozilla/StaticMutex.h"
+
+namespace mozilla {
+namespace net {
+
+class CacheIndex;
+class CacheIndexRecordWrapper;
+
+class CacheIndexIterator {
+ public:
+ NS_INLINE_DECL_THREADSAFE_REFCOUNTING(CacheIndexIterator)
+
+ CacheIndexIterator(CacheIndex* aIndex, bool aAddNew);
+
+ protected:
+ virtual ~CacheIndexIterator();
+
+ public:
+ // Returns a hash of a next entry. If there is no entry NS_ERROR_NOT_AVAILABLE
+ // is returned and the iterator is closed. Other error is returned when the
+ // iterator is closed for other reason, e.g. shutdown.
+ nsresult GetNextHash(SHA1Sum::Hash* aHash);
+
+ // Closes the iterator. This means the iterator is removed from the list of
+ // iterators in CacheIndex.
+ nsresult Close();
+
+ protected:
+ friend class CacheIndex;
+
+ nsresult CloseInternal(nsresult aStatus);
+
+ bool ShouldBeNewAdded() { return mAddNew; }
+ virtual void AddRecord(CacheIndexRecordWrapper* aRecord,
+ const StaticMutexAutoLock& aProofOfLock);
+ bool RemoveRecord(CacheIndexRecordWrapper* aRecord,
+ const StaticMutexAutoLock& aProofOfLock);
+ bool ReplaceRecord(CacheIndexRecordWrapper* aOldRecord,
+ CacheIndexRecordWrapper* aNewRecord,
+ const StaticMutexAutoLock& aProofOfLock);
+ void ClearRecords(const StaticMutexAutoLock& aProofOfLock);
+
+ nsresult mStatus;
+ RefPtr<CacheIndex> mIndex;
+ nsTArray<RefPtr<CacheIndexRecordWrapper>> mRecords;
+ bool mAddNew;
+};
+
+} // namespace net
+} // namespace mozilla
+
+#endif