netwerk/sctp/src/ScopedFd.h@ac0c01689b40 (annotated)
netwerk/sctp/src/ScopedFd.h
Thu, 15 Jan 2015 15:59:08 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 15 Jan 2015 15:59:08 +0100
- branch
- TOR_BUG_9701
- changeset 10
- ac0c01689b40
- permissions
- -rw-r--r--
Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
| michael@0 | 1 | /* |
| michael@0 | 2 | * Copyright (C) 2009 The Android Open Source Project |
| michael@0 | 3 | * |
| michael@0 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| michael@0 | 5 | * you may not use this file except in compliance with the License. |
| michael@0 | 6 | * You may obtain a copy of the License at |
| michael@0 | 7 | * |
| michael@0 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| michael@0 | 9 | * |
| michael@0 | 10 | * Unless required by applicable law or agreed to in writing, software |
| michael@0 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| michael@0 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| michael@0 | 13 | * See the License for the specific language governing permissions and |
| michael@0 | 14 | * limitations under the License. |
| michael@0 | 15 | */ |
| michael@0 | 16 | |
| michael@0 | 17 | #ifndef SCOPED_FD_H_included |
| michael@0 | 18 | #define SCOPED_FD_H_included |
| michael@0 | 19 | |
| michael@0 | 20 | #include <unistd.h> |
| michael@0 | 21 | |
| michael@0 | 22 | // A smart pointer that closes the given fd on going out of scope. |
| michael@0 | 23 | // Use this when the fd is incidental to the purpose of your function, |
| michael@0 | 24 | // but needs to be cleaned up on exit. |
| michael@0 | 25 | class ScopedFd { |
| michael@0 | 26 | public: |
| michael@0 | 27 | explicit ScopedFd(int fd) : fd(fd) { |
| michael@0 | 28 | } |
| michael@0 | 29 | |
| michael@0 | 30 | ~ScopedFd() { |
| michael@0 | 31 | close(fd); |
| michael@0 | 32 | } |
| michael@0 | 33 | |
| michael@0 | 34 | int get() const { |
| michael@0 | 35 | return fd; |
| michael@0 | 36 | } |
| michael@0 | 37 | |
| michael@0 | 38 | private: |
| michael@0 | 39 | int fd; |
| michael@0 | 40 | |
| michael@0 | 41 | // Disallow copy and assignment. |
| michael@0 | 42 | ScopedFd(const ScopedFd&); |
| michael@0 | 43 | void operator=(const ScopedFd&); |
| michael@0 | 44 | }; |
| michael@0 | 45 | |
| michael@0 | 46 | #endif // SCOPED_FD_H_included |
