1/*
2 * Copyright (c) 2016 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_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. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28#ifndef _SAN_MEMINTRINSICS_H_
29#define _SAN_MEMINTRINSICS_H_
30
31/*
32 * Non-sanitized versions of memory intrinsics
33 */
34static inline void *__nosan_memcpy(void *dst, const void *src, size_t sz) { return memcpy(dst, src, sz); }
35static inline void *__nosan_memset(void *src, int c, size_t sz) { return memset(src, c, sz); }
36static inline void *__nosan_memmove(void *src, const void *dst, size_t sz) { return memmove(src, dst, sz); }
37static inline int __nosan_bcmp(const void *a, const void *b, size_t sz) { return bcmp(a, b, sz); }
38static inline void __nosan_bcopy(const void *src, void *dst, size_t sz) { return bcopy(src, dst, sz); }
39static inline int __nosan_memcmp(const void *a, const void *b, size_t sz) { return memcmp(a, b, sz); }
40static inline void __nosan_bzero(void *dst, size_t sz) { return bzero(dst, sz); }
41
42static inline size_t __nosan_strlcpy(char *dst, const char *src, size_t sz) { return strlcpy(dst, src, sz); }
43static inline char *__nosan_strncpy(char *dst, const char *src, size_t sz) { return strncpy(dst, src, sz); }
44static inline size_t __nosan_strlcat(char *dst, const char *src, size_t sz) { return strlcat(dst, src, sz); }
45static inline char *__nosan_strncat(char *dst, const char *src, size_t sz) { return strncat(dst, src, sz); }
46static inline size_t __nosan_strnlen(const char *src, size_t sz) { return strnlen(src, sz); }
47static inline size_t __nosan_strlen(const char *src) { return strlen(src); }
48
49#if KASAN
50void *__asan_memcpy(void *src, const void *dst, size_t sz);
51void *__asan_memset(void *src, int c, size_t sz);
52void *__asan_memmove(void *src, const void *dst, size_t sz);
53void __asan_bcopy(const void *src, void *dst, size_t sz);
54void __asan_bzero(void *dst, size_t sz);
55int __asan_bcmp(const void *a, const void *b, size_t sz);
56int __asan_memcmp(const void *a, const void *b, size_t sz);
57
58size_t __asan_strlcpy(char *dst, const char *src, size_t sz);
59char *__asan_strncpy(char *dst, const char *src, size_t sz);
60size_t __asan_strlcat(char *dst, const char *src, size_t sz);
61char *__asan_strncat(char *dst, const char *src, size_t sz);
62size_t __asan_strnlen(const char *src, size_t sz);
63size_t __asan_strlen(const char *src);
64
65#define memcpy __asan_memcpy
66#define memmove __asan_memmove
67#define memset __asan_memset
68#define bcopy __asan_bcopy
69#define bzero __asan_bzero
70#define bcmp __asan_bcmp
71#define memcmp __asan_memcmp
72
73#define strlcpy __asan_strlcpy
74#define strncpy __asan_strncpy
75#define strlcat __asan_strlcat
76#define strncat __asan_strncat
77// #define strnlen __asan_strnlen
78// #define strlen __asan_strlen
79
80#endif
81
82#endif /* _SAN_MEMINTRINSICS_H_ */
83