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Diffstat (limited to 'netwerk/cache2/CacheFileOutputStream.h')
-rw-r--r-- | netwerk/cache2/CacheFileOutputStream.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/netwerk/cache2/CacheFileOutputStream.h b/netwerk/cache2/CacheFileOutputStream.h new file mode 100644 index 0000000000..4d1fc5e4b7 --- /dev/null +++ b/netwerk/cache2/CacheFileOutputStream.h @@ -0,0 +1,70 @@ +/* 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 CacheFileOutputStream__h__ +#define CacheFileOutputStream__h__ + +#include "nsIAsyncOutputStream.h" +#include "nsISeekableStream.h" +#include "nsCOMPtr.h" +#include "CacheFileChunk.h" + +namespace mozilla { +namespace net { + +class CacheFile; +class CacheOutputCloseListener; + +class CacheFileOutputStream : public nsIAsyncOutputStream, + public nsISeekableStream, + public CacheFileChunkListener { + NS_DECL_THREADSAFE_ISUPPORTS + NS_DECL_NSIOUTPUTSTREAM + NS_DECL_NSIASYNCOUTPUTSTREAM + NS_DECL_NSISEEKABLESTREAM + NS_DECL_NSITELLABLESTREAM + + public: + CacheFileOutputStream(CacheFile* aFile, + CacheOutputCloseListener* aCloseListener, + bool aAlternativeData); + + NS_IMETHOD OnChunkRead(nsresult aResult, CacheFileChunk* aChunk) override; + NS_IMETHOD OnChunkWritten(nsresult aResult, CacheFileChunk* aChunk) override; + NS_IMETHOD OnChunkAvailable(nsresult aResult, uint32_t aChunkIdx, + CacheFileChunk* aChunk) override; + NS_IMETHOD OnChunkUpdated(CacheFileChunk* aChunk) override; + + void NotifyCloseListener(); + bool IsAlternativeData() const { return mAlternativeData; }; + + // Memory reporting + size_t SizeOfIncludingThis(mozilla::MallocSizeOf mallocSizeOf) const; + + private: + virtual ~CacheFileOutputStream(); + + nsresult CloseWithStatusLocked(nsresult aStatus); + void ReleaseChunk(); + void EnsureCorrectChunk(bool aReleaseOnly); + void FillHole(); + void NotifyListener(); + + RefPtr<CacheFile> mFile; + RefPtr<CacheFileChunk> mChunk; + RefPtr<CacheOutputCloseListener> mCloseListener; + int64_t mPos; + bool mClosed : 1; + bool const mAlternativeData : 1; + nsresult mStatus; + + nsCOMPtr<nsIOutputStreamCallback> mCallback; + uint32_t mCallbackFlags; + nsCOMPtr<nsIEventTarget> mCallbackTarget; +}; + +} // namespace net +} // namespace mozilla + +#endif |