1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* 3 * KMSAN string functions API used in other headers. 4 * 5 * Copyright (C) 2022 Google LLC 6 * Author: Alexander Potapenko <glider@google.com> 7 * 8 */ 9 #ifndef _LINUX_KMSAN_STRING_H 10 #define _LINUX_KMSAN_STRING_H 11 12 /* 13 * KMSAN overrides the default memcpy/memset/memmove implementations in the 14 * kernel, which requires having __msan_XXX function prototypes in several other 15 * headers. Keep them in one place instead of open-coding. 16 */ 17 void *__msan_memcpy(void *dst, const void *src, size_t size); 18 void *__msan_memset(void *s, int c, size_t n); 19 void *__msan_memmove(void *dest, const void *src, size_t len); 20 21 #endif /* _LINUX_KMSAN_STRING_H */ 22