projects / apple / objc4.git / blame
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|---|---|---|
| 13d88034 A |
1 | /* |
| 2 | * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 390d5862 A |
6 | * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. |
| 7 | * | |
| 8 | * This file contains Original Code and/or Modifications of Original Code | |
| 9 | * as defined in and that are subject to the Apple Public Source License | |
| 10 | * Version 2.0 (the 'License'). You may not use this file except in | |
| 11 | * compliance with the License. Please obtain a copy of the License at | |
| 12 | * http://www.opensource.apple.com/apsl/ and read it before using this | |
| 13 | * file. | |
| 13d88034 A |
14 | * |
| 15 | * The Original Code and all software distributed under the License are | |
| 390d5862 | 16 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
| 13d88034 A |
17 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 18 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 390d5862 A |
19 | * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. |
| 20 | * Please see the License for the specific language governing rights and | |
| 21 | * limitations under the License. | |
| 13d88034 A |
22 | * |
| 23 | * @APPLE_LICENSE_HEADER_END@ | |
| 24 | */ | |
| 25 | /* | |
| 26 | Protocol.h | |
| 27 | Copyright 1991-1996 NeXT Software, Inc. | |
| 28 | */ | |
| 29 | ||
| 30 | #ifndef _OBJC_PROTOCOL_H_ | |
| 31 | #define _OBJC_PROTOCOL_H_ | |
| 32 | ||
| 33 | #import <objc/Object.h> | |
| 34 | ||
| 35 | struct objc_method_description { | |
| 36 | SEL name; | |
| 37 | char *types; | |
| 38 | }; | |
| 39 | struct objc_method_description_list { | |
| 40 | int count; | |
| 41 | struct objc_method_description list[1]; | |
| 42 | }; | |
| 43 | ||
| 44 | @interface Protocol : Object | |
| 45 | { | |
| 46 | @private | |
| 47 | char *protocol_name; | |
| 48 | struct objc_protocol_list *protocol_list; | |
| 49 | struct objc_method_description_list *instance_methods, *class_methods; | |
| 13d88034 A |
50 | } |
| 51 | ||
| 52 | /* Obtaining attributes intrinsic to the protocol */ | |
| 53 | ||
| 54 | - (const char *)name; | |
| 55 | ||
| 56 | /* Testing protocol conformance */ | |
| 57 | ||
| 58 | - (BOOL) conformsTo: (Protocol *)aProtocolObject; | |
| 59 | ||
| 60 | /* Looking up information specific to a protocol */ | |
| 61 | ||
| 62 | - (struct objc_method_description *) descriptionForInstanceMethod:(SEL)aSel; | |
| 63 | - (struct objc_method_description *) descriptionForClassMethod:(SEL)aSel; | |
| 64 | ||
| 65 | @end | |
| 66 | ||
| 67 | #endif /* _OBJC_PROTOCOL_H_ */ |