projects / apple / cf.git / blame
| Commit | Line | Data |
|---|---|---|
| d8925383 A |
1 | /* |
| 2 | * Copyright (c) 2005 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 6 | * This file contains Original Code and/or Modifications of Original Code | |
| 7 | * as defined in and that are subject to the Apple Public Source License | |
| 8 | * Version 2.0 (the 'License'). You may not use this file except in | |
| 9 | * compliance with the License. Please obtain a copy of the License at | |
| 10 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
| 11 | * file. | |
| 12 | * | |
| 13 | * The Original Code and all software distributed under the License are | |
| 14 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 15 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, | |
| 16 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. | |
| 18 | * Please see the License for the specific language governing rights and | |
| 19 | * limitations under the License. | |
| 20 | * | |
| 21 | * @APPLE_LICENSE_HEADER_END@ | |
| 22 | */ | |
| 23 | /* | |
| 24 | */ | |
| 25 | ||
| 26 | #include <CoreFoundation/CFBase.h> | |
| 27 | #include <sys/types.h> | |
| 28 | #include <sys/event.h> | |
| 29 | ||
| 30 | typedef struct { | |
| 31 | CFIndex version; | |
| 32 | void * info; | |
| 33 | const void *(*retain)(const void *info); | |
| 34 | void (*release)(const void *info); | |
| 35 | CFStringRef (*copyDescription)(const void *info); | |
| 36 | Boolean (*equal)(const void *info1, const void *info2); | |
| 37 | CFHashCode (*hash)(const void *info); | |
| 38 | void (*perform)(const struct kevent *kev, void *info); | |
| 39 | struct kevent event; | |
| 40 | } CFRunLoopSourceContext2; | |
| 41 | ||
| 42 | // The bits in the flags field in the kevent structure are cleared except for EV_ONESHOT and EV_CLEAR. | |
| 43 | // Do not use the udata field of the kevent structure -- that field is smashed by CFRunLoop. | |
| 44 | // There is no way to EV_ENABLE or EV_DISABLE a kevent. | |
| 45 | // The "autoinvalidation" of EV_ONESHOT is not handled properly by CFRunLoop yet. | |
| 46 | // The "autoinvalidation" of EV_DELETE on the last close of a file descriptor is not handled properly by CFRunLoop yet. | |
| 47 | // There is no way to reset the state in a kevent (such as clearing the EV_EOF state for fifos). | |
| 48 |