netwerk/cache2/CacheFileInputStream.h@7e26c7da4463 (annotated)
netwerk/cache2/CacheFileInputStream.h
Wed, 31 Dec 2014 06:55:50 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:55:50 +0100
- changeset 2
- 7e26c7da4463
- permissions
- -rw-r--r--
Added tag UPSTREAM_283F7C6 for changeset ca08bd8f51b2
| michael@0 | 1 | /* This Source Code Form is subject to the terms of the Mozilla Public |
| michael@0 | 2 | * License, v. 2.0. If a copy of the MPL was not distributed with this |
| michael@0 | 3 | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| michael@0 | 4 | |
| michael@0 | 5 | #ifndef CacheFileInputStream__h__ |
| michael@0 | 6 | #define CacheFileInputStream__h__ |
| michael@0 | 7 | |
| michael@0 | 8 | #include "nsIAsyncInputStream.h" |
| michael@0 | 9 | #include "nsISeekableStream.h" |
| michael@0 | 10 | #include "nsCOMPtr.h" |
| michael@0 | 11 | #include "nsAutoPtr.h" |
| michael@0 | 12 | #include "CacheFileChunk.h" |
| michael@0 | 13 | |
| michael@0 | 14 | |
| michael@0 | 15 | namespace mozilla { |
| michael@0 | 16 | namespace net { |
| michael@0 | 17 | |
| michael@0 | 18 | class CacheFile; |
| michael@0 | 19 | |
| michael@0 | 20 | class CacheFileInputStream : public nsIAsyncInputStream |
| michael@0 | 21 | , public nsISeekableStream |
| michael@0 | 22 | , public CacheFileChunkListener |
| michael@0 | 23 | { |
| michael@0 | 24 | NS_DECL_THREADSAFE_ISUPPORTS |
| michael@0 | 25 | NS_DECL_NSIINPUTSTREAM |
| michael@0 | 26 | NS_DECL_NSIASYNCINPUTSTREAM |
| michael@0 | 27 | NS_DECL_NSISEEKABLESTREAM |
| michael@0 | 28 | |
| michael@0 | 29 | public: |
| michael@0 | 30 | CacheFileInputStream(CacheFile *aFile); |
| michael@0 | 31 | |
| michael@0 | 32 | NS_IMETHOD OnChunkRead(nsresult aResult, CacheFileChunk *aChunk); |
| michael@0 | 33 | NS_IMETHOD OnChunkWritten(nsresult aResult, CacheFileChunk *aChunk); |
| michael@0 | 34 | NS_IMETHOD OnChunkAvailable(nsresult aResult, uint32_t aChunkIdx, |
| michael@0 | 35 | CacheFileChunk *aChunk); |
| michael@0 | 36 | NS_IMETHOD OnChunkUpdated(CacheFileChunk *aChunk); |
| michael@0 | 37 | |
| michael@0 | 38 | // Memory reporting |
| michael@0 | 39 | size_t SizeOfIncludingThis(mozilla::MallocSizeOf mallocSizeOf) const; |
| michael@0 | 40 | |
| michael@0 | 41 | private: |
| michael@0 | 42 | virtual ~CacheFileInputStream(); |
| michael@0 | 43 | |
| michael@0 | 44 | void ReleaseChunk(); |
| michael@0 | 45 | void EnsureCorrectChunk(bool aReleaseOnly); |
| michael@0 | 46 | void CanRead(int64_t *aCanRead, const char **aBuf); |
| michael@0 | 47 | void NotifyListener(); |
| michael@0 | 48 | void MaybeNotifyListener(); |
| michael@0 | 49 | |
| michael@0 | 50 | nsRefPtr<CacheFile> mFile; |
| michael@0 | 51 | nsRefPtr<CacheFileChunk> mChunk; |
| michael@0 | 52 | int64_t mPos; |
| michael@0 | 53 | bool mClosed; |
| michael@0 | 54 | nsresult mStatus; |
| michael@0 | 55 | bool mWaitingForUpdate; |
| michael@0 | 56 | int64_t mListeningForChunk; |
| michael@0 | 57 | bool mInReadSegments; |
| michael@0 | 58 | |
| michael@0 | 59 | nsCOMPtr<nsIInputStreamCallback> mCallback; |
| michael@0 | 60 | uint32_t mCallbackFlags; |
| michael@0 | 61 | nsCOMPtr<nsIEventTarget> mCallbackTarget; |
| michael@0 | 62 | }; |
| michael@0 | 63 | |
| michael@0 | 64 | |
| michael@0 | 65 | } // net |
| michael@0 | 66 | } // mozilla |
| michael@0 | 67 | |
| michael@0 | 68 | #endif |
