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comparison: netwerk/base/src/nsTemporaryFileInputStream.h
netwerk/base/src/nsTemporaryFileInputStream.h
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:a85038fd12f0 |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 #ifndef nsTemporaryFileInputStream_h__ | |
| 7 #define nsTemporaryFileInputStream_h__ | |
| 8 | |
| 9 #include "mozilla/Mutex.h" | |
| 10 #include "nsIInputStream.h" | |
| 11 #include "nsAutoPtr.h" | |
| 12 #include "prio.h" | |
| 13 | |
| 14 class nsTemporaryFileInputStream : public nsIInputStream | |
| 15 { | |
| 16 public: | |
| 17 //used to release a PRFileDesc | |
| 18 class FileDescOwner | |
| 19 { | |
| 20 friend class nsTemporaryFileInputStream; | |
| 21 public: | |
| 22 NS_INLINE_DECL_THREADSAFE_REFCOUNTING(FileDescOwner) | |
| 23 FileDescOwner(PRFileDesc* aFD) | |
| 24 : mFD(aFD), | |
| 25 mMutex("FileDescOwner::mMutex") | |
| 26 { | |
| 27 MOZ_ASSERT(aFD); | |
| 28 } | |
| 29 ~FileDescOwner() | |
| 30 { | |
| 31 PR_Close(mFD); | |
| 32 } | |
| 33 mozilla::Mutex& FileMutex() { return mMutex; } | |
| 34 | |
| 35 private: | |
| 36 PRFileDesc* mFD; | |
| 37 mozilla::Mutex mMutex; | |
| 38 }; | |
| 39 | |
| 40 nsTemporaryFileInputStream(FileDescOwner* aFileDescOwner, uint64_t aStartPos, uint64_t aEndPos); | |
| 41 | |
| 42 virtual ~nsTemporaryFileInputStream() { } | |
| 43 | |
| 44 NS_DECL_THREADSAFE_ISUPPORTS | |
| 45 NS_DECL_NSIINPUTSTREAM | |
| 46 | |
| 47 private: | |
| 48 nsRefPtr<FileDescOwner> mFileDescOwner; | |
| 49 uint64_t mStartPos; | |
| 50 uint64_t mEndPos; | |
| 51 bool mClosed; | |
| 52 }; | |
| 53 | |
| 54 #endif // nsTemporaryFileInputStream_h__ |
