_bounds.h (2156B) - Raw
1 /* 2 * Copyright (c) 2024 Apple 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 #ifndef _LIBC_BOUNDS_H_ 25 #define _LIBC_BOUNDS_H_ 26 27 #include <sys/cdefs.h> 28 29 #ifdef __LIBC_STAGED_BOUNDS_SAFETY_ATTRIBUTES /* compiler-defined */ 30 31 #define _LIBC_COUNT(x) __counted_by(x) 32 #define _LIBC_COUNT_OR_NULL(x) __counted_by_or_null(x) 33 #define _LIBC_SIZE(x) __sized_by(x) 34 #define _LIBC_SIZE_OR_NULL(x) __sized_by_or_null(x) 35 #define _LIBC_ENDED_BY(x) __ended_by(x) 36 #define _LIBC_SINGLE __single 37 #define _LIBC_UNSAFE_INDEXABLE __unsafe_indexable 38 #define _LIBC_CSTR __null_terminated 39 #define _LIBC_NULL_TERMINATED __null_terminated 40 #define _LIBC_FLEX_COUNT(FIELD, INTCOUNT) __counted_by(FIELD) 41 42 #define _LIBC_SINGLE_BY_DEFAULT() __ptrcheck_abi_assume_single() 43 #define _LIBC_PTRCHECK_REPLACED(R) __ptrcheck_unavailable_r(R) 44 45 #else /* _LIBC_ANNOTATE_BOUNDS */ 46 47 #define _LIBC_COUNT(x) 48 #define _LIBC_COUNT_OR_NULL(x) 49 #define _LIBC_SIZE(x) 50 #define _LIBC_SIZE_OR_NULL(x) 51 #define _LIBC_ENDED_BY(x) 52 #define _LIBC_SINGLE 53 #define _LIBC_UNSAFE_INDEXABLE 54 #define _LIBC_CSTR 55 #define _LIBC_NULL_TERMINATED 56 #define _LIBC_FLEX_COUNT(FIELD, INTCOUNT) (INTCOUNT) 57 58 #define _LIBC_SINGLE_BY_DEFAULT() 59 #define _LIBC_PTRCHECK_REPLACED(R) 60 61 #endif /* _LIBC_ANNOTATE_BOUNDS */ 62 63 #endif /* _LIBC_BOUNDS_H_ */