| [e64c4b2] | 1 | /*
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| 2 | * Copyright (c) 2005 Martin Decky
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| [2498b95] | 3 | * Copyright (c) 2018 Jiri Svoboda
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| [e64c4b2] | 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * - Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * - Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * - The name of the author may not be used to endorse or promote products
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| 16 | * derived from this software without specific prior written permission.
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| 17 | *
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | */
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| 29 |
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| 30 | /** @addtogroup libc
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| 31 | * @{
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| 32 | */
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| 33 | /** @file
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| 34 | */
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| 35 |
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| [4805495] | 36 | #ifndef _LIBC_MEM_H_
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| 37 | #define _LIBC_MEM_H_
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| [e64c4b2] | 38 |
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| [8d2dd7f2] | 39 | #include <stddef.h>
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| [bc56f30] | 40 | #include <_bits/decls.h>
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| 41 |
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| 42 | __C_DECLS_BEGIN;
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| [e64c4b2] | 43 |
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| [a5057cc] | 44 | extern void *memset(void *, int, size_t)
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| [8f99dbf] | 45 | __attribute__((nonnull(1)));
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| [a5057cc] | 46 | extern void *memcpy(void *, const void *, size_t)
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| [8f99dbf] | 47 | __attribute__((nonnull(1, 2)));
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| [53031c2] | 48 | extern void *memmove(void *, const void *, size_t)
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| 49 | __attribute__((nonnull(1, 2)));
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| 50 | extern int memcmp(const void *, const void *, size_t)
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| 51 | __attribute__((nonnull(1, 2)));
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| [2498b95] | 52 | extern void *memchr(const void *, int, size_t)
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| 53 | __attribute__((nonnull(1)));
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| [e64c4b2] | 54 |
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| [bc56f30] | 55 | __C_DECLS_END;
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| 56 |
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| [b169619] | 57 | #if !__STDC_HOSTED__
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| 58 | #define memset(dst, val, cnt) __builtin_memset((dst), (val), (cnt))
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| 59 | #define memcpy(dst, src, cnt) __builtin_memcpy((dst), (src), (cnt))
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| 60 | #define memcmp(s1, s2, cnt) __builtin_memcmp((s1), (s2), (cnt))
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| 61 | #define memmove(dst, src, cnt) __builtin_memmove((dst), (src), (cnt))
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| 62 | #define memchr(s, c, cnt) __builtin_memchr((s), (c), (cnt))
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| 63 | #endif
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| 64 |
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| [e64c4b2] | 65 | #endif
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| 66 |
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| 67 | /** @}
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| 68 | */
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