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comparison: netwerk/ipc/RemoteOpenFileParent.cpp
netwerk/ipc/RemoteOpenFileParent.cpp
- changeset 2
- 7e26c7da4463
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| -1:000000000000 | 0:eea87a0674e8 |
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| 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim: set sw=2 ts=8 et tw=80 : */ | |
| 3 | |
| 4 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 5 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 6 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 7 | |
| 8 #include "mozilla/net/RemoteOpenFileParent.h" | |
| 9 #include "mozilla/unused.h" | |
| 10 #include "nsEscape.h" | |
| 11 | |
| 12 #if !defined(XP_WIN) && !defined(MOZ_WIDGET_COCOA) | |
| 13 #include <fcntl.h> | |
| 14 #include <unistd.h> | |
| 15 #endif | |
| 16 | |
| 17 namespace mozilla { | |
| 18 namespace net { | |
| 19 | |
| 20 bool | |
| 21 RemoteOpenFileParent::OpenSendCloseDelete() | |
| 22 { | |
| 23 #if defined(XP_WIN) || defined(MOZ_WIDGET_COCOA) | |
| 24 MOZ_CRASH("OS X and Windows shouldn't be doing IPDL here"); | |
| 25 #else | |
| 26 | |
| 27 // TODO: make this async! | |
| 28 | |
| 29 FileDescriptor fileDescriptor; | |
| 30 | |
| 31 nsAutoCString path; | |
| 32 nsresult rv = mURI->GetFilePath(path); | |
| 33 NS_WARN_IF_FALSE(NS_SUCCEEDED(rv), "GetFilePath failed!"); | |
| 34 | |
| 35 NS_UnescapeURL(path); | |
| 36 | |
| 37 if (NS_SUCCEEDED(rv)) { | |
| 38 int fd = open(path.get(), O_RDONLY); | |
| 39 if (fd == -1) { | |
| 40 printf_stderr("RemoteOpenFileParent: file '%s' was not found!\n", | |
| 41 path.get()); | |
| 42 } else { | |
| 43 fileDescriptor = FileDescriptor(fd); | |
| 44 } | |
| 45 } | |
| 46 | |
| 47 // Sending a potentially invalid file descriptor is just fine. | |
| 48 unused << Send__delete__(this, fileDescriptor); | |
| 49 | |
| 50 if (fileDescriptor.IsValid()) { | |
| 51 // close file now that other process has it open, else we'll leak fds in the | |
| 52 // parent process. | |
| 53 close(fileDescriptor.PlatformHandle()); | |
| 54 } | |
| 55 | |
| 56 #endif // OS_TYPE | |
| 57 | |
| 58 return true; | |
| 59 } | |
| 60 | |
| 61 } // namespace net | |
| 62 } // namespace mozilla |
