netwerk/base/src/nsAsyncStreamCopier.h@6474c204b198 (annotated)
netwerk/base/src/nsAsyncStreamCopier.h
Wed, 31 Dec 2014 06:09:35 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Wed, 31 Dec 2014 06:09:35 +0100
- changeset 0
- 6474c204b198
- permissions
- -rw-r--r--
Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.
| 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 nsAsyncStreamCopier_h__ |
| michael@0 | 6 | #define nsAsyncStreamCopier_h__ |
| michael@0 | 7 | |
| michael@0 | 8 | #include "nsIAsyncStreamCopier.h" |
| michael@0 | 9 | #include "nsIAsyncStreamCopier2.h" |
| michael@0 | 10 | #include "mozilla/Mutex.h" |
| michael@0 | 11 | #include "nsStreamUtils.h" |
| michael@0 | 12 | #include "nsCOMPtr.h" |
| michael@0 | 13 | |
| michael@0 | 14 | class nsIRequestObserver; |
| michael@0 | 15 | |
| michael@0 | 16 | //----------------------------------------------------------------------------- |
| michael@0 | 17 | |
| michael@0 | 18 | class nsAsyncStreamCopier : public nsIAsyncStreamCopier, nsIAsyncStreamCopier2 |
| michael@0 | 19 | { |
| michael@0 | 20 | public: |
| michael@0 | 21 | NS_DECL_THREADSAFE_ISUPPORTS |
| michael@0 | 22 | NS_DECL_NSIREQUEST |
| michael@0 | 23 | NS_DECL_NSIASYNCSTREAMCOPIER |
| michael@0 | 24 | |
| michael@0 | 25 | // nsIAsyncStreamCopier2 |
| michael@0 | 26 | // We declare it by hand instead of NS_DECL_NSIASYNCSTREAMCOPIER2 |
| michael@0 | 27 | // as nsIAsyncStreamCopier2 duplicates methods of nsIAsyncStreamCopier |
| michael@0 | 28 | NS_IMETHOD Init(nsIInputStream *aSource, |
| michael@0 | 29 | nsIOutputStream *aSink, |
| michael@0 | 30 | nsIEventTarget *aTarget, |
| michael@0 | 31 | uint32_t aChunkSize, |
| michael@0 | 32 | bool aCloseSource, |
| michael@0 | 33 | bool aCloseSink); |
| michael@0 | 34 | |
| michael@0 | 35 | nsAsyncStreamCopier(); |
| michael@0 | 36 | virtual ~nsAsyncStreamCopier(); |
| michael@0 | 37 | |
| michael@0 | 38 | //------------------------------------------------------------------------- |
| michael@0 | 39 | // these methods may be called on any thread |
| michael@0 | 40 | |
| michael@0 | 41 | bool IsComplete(nsresult *status = nullptr); |
| michael@0 | 42 | void Complete(nsresult status); |
| michael@0 | 43 | |
| michael@0 | 44 | private: |
| michael@0 | 45 | nsresult InitInternal(nsIInputStream *source, |
| michael@0 | 46 | nsIOutputStream *sink, |
| michael@0 | 47 | nsIEventTarget *target, |
| michael@0 | 48 | uint32_t chunkSize, |
| michael@0 | 49 | bool closeSource, |
| michael@0 | 50 | bool closeSink); |
| michael@0 | 51 | |
| michael@0 | 52 | static void OnAsyncCopyComplete(void *, nsresult); |
| michael@0 | 53 | |
| michael@0 | 54 | void AsyncCopyInternal(); |
| michael@0 | 55 | nsresult ApplyBufferingPolicy(); |
| michael@0 | 56 | nsIRequest* AsRequest(); |
| michael@0 | 57 | |
| michael@0 | 58 | nsCOMPtr<nsIInputStream> mSource; |
| michael@0 | 59 | nsCOMPtr<nsIOutputStream> mSink; |
| michael@0 | 60 | |
| michael@0 | 61 | nsCOMPtr<nsIRequestObserver> mObserver; |
| michael@0 | 62 | |
| michael@0 | 63 | nsCOMPtr<nsIEventTarget> mTarget; |
| michael@0 | 64 | |
| michael@0 | 65 | nsCOMPtr<nsISupports> mCopierCtx; |
| michael@0 | 66 | |
| michael@0 | 67 | mozilla::Mutex mLock; |
| michael@0 | 68 | |
| michael@0 | 69 | nsAsyncCopyMode mMode; |
| michael@0 | 70 | uint32_t mChunkSize; |
| michael@0 | 71 | nsresult mStatus; |
| michael@0 | 72 | bool mIsPending; |
| michael@0 | 73 | bool mCloseSource; |
| michael@0 | 74 | bool mCloseSink; |
| michael@0 | 75 | bool mShouldSniffBuffering; |
| michael@0 | 76 | |
| michael@0 | 77 | friend class ProceedWithAsyncCopy; |
| michael@0 | 78 | friend class AsyncApplyBufferingPolicyEvent; |
| michael@0 | 79 | }; |
| michael@0 | 80 | |
| michael@0 | 81 | #endif // !nsAsyncStreamCopier_h__ |
