18c2ecf20Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 */ 28c2ecf20Sopenharmony_ci#ifndef _ASM_POWERPC_STRING_H 38c2ecf20Sopenharmony_ci#define _ASM_POWERPC_STRING_H 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ci#ifdef __KERNEL__ 68c2ecf20Sopenharmony_ci 78c2ecf20Sopenharmony_ci#ifndef CONFIG_KASAN 88c2ecf20Sopenharmony_ci#define __HAVE_ARCH_STRNCPY 98c2ecf20Sopenharmony_ci#define __HAVE_ARCH_STRNCMP 108c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMCHR 118c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMCMP 128c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMSET16 138c2ecf20Sopenharmony_ci#endif 148c2ecf20Sopenharmony_ci 158c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMSET 168c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMCPY 178c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMMOVE 188c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMCPY_FLUSHCACHE 198c2ecf20Sopenharmony_ci 208c2ecf20Sopenharmony_ciextern char * strcpy(char *,const char *); 218c2ecf20Sopenharmony_ciextern char * strncpy(char *,const char *, __kernel_size_t); 228c2ecf20Sopenharmony_ciextern __kernel_size_t strlen(const char *); 238c2ecf20Sopenharmony_ciextern int strcmp(const char *,const char *); 248c2ecf20Sopenharmony_ciextern int strncmp(const char *, const char *, __kernel_size_t); 258c2ecf20Sopenharmony_ciextern char * strcat(char *, const char *); 268c2ecf20Sopenharmony_ciextern void * memset(void *,int,__kernel_size_t); 278c2ecf20Sopenharmony_ciextern void * memcpy(void *,const void *,__kernel_size_t); 288c2ecf20Sopenharmony_ciextern void * memmove(void *,const void *,__kernel_size_t); 298c2ecf20Sopenharmony_ciextern int memcmp(const void *,const void *,__kernel_size_t); 308c2ecf20Sopenharmony_ciextern void * memchr(const void *,int,__kernel_size_t); 318c2ecf20Sopenharmony_civoid memcpy_flushcache(void *dest, const void *src, size_t size); 328c2ecf20Sopenharmony_ci 338c2ecf20Sopenharmony_civoid *__memset(void *s, int c, __kernel_size_t count); 348c2ecf20Sopenharmony_civoid *__memcpy(void *to, const void *from, __kernel_size_t n); 358c2ecf20Sopenharmony_civoid *__memmove(void *to, const void *from, __kernel_size_t n); 368c2ecf20Sopenharmony_ci 378c2ecf20Sopenharmony_ci#if defined(CONFIG_KASAN) && !defined(__SANITIZE_ADDRESS__) 388c2ecf20Sopenharmony_ci/* 398c2ecf20Sopenharmony_ci * For files that are not instrumented (e.g. mm/slub.c) we 408c2ecf20Sopenharmony_ci * should use not instrumented version of mem* functions. 418c2ecf20Sopenharmony_ci */ 428c2ecf20Sopenharmony_ci#define memcpy(dst, src, len) __memcpy(dst, src, len) 438c2ecf20Sopenharmony_ci#define memmove(dst, src, len) __memmove(dst, src, len) 448c2ecf20Sopenharmony_ci#define memset(s, c, n) __memset(s, c, n) 458c2ecf20Sopenharmony_ci 468c2ecf20Sopenharmony_ci#ifndef __NO_FORTIFY 478c2ecf20Sopenharmony_ci#define __NO_FORTIFY /* FORTIFY_SOURCE uses __builtin_memcpy, etc. */ 488c2ecf20Sopenharmony_ci#endif 498c2ecf20Sopenharmony_ci 508c2ecf20Sopenharmony_ci#endif 518c2ecf20Sopenharmony_ci 528c2ecf20Sopenharmony_ci#ifdef CONFIG_PPC64 538c2ecf20Sopenharmony_ci#ifndef CONFIG_KASAN 548c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMSET32 558c2ecf20Sopenharmony_ci#define __HAVE_ARCH_MEMSET64 568c2ecf20Sopenharmony_ci 578c2ecf20Sopenharmony_ciextern void *__memset16(uint16_t *, uint16_t v, __kernel_size_t); 588c2ecf20Sopenharmony_ciextern void *__memset32(uint32_t *, uint32_t v, __kernel_size_t); 598c2ecf20Sopenharmony_ciextern void *__memset64(uint64_t *, uint64_t v, __kernel_size_t); 608c2ecf20Sopenharmony_ci 618c2ecf20Sopenharmony_cistatic inline void *memset16(uint16_t *p, uint16_t v, __kernel_size_t n) 628c2ecf20Sopenharmony_ci{ 638c2ecf20Sopenharmony_ci return __memset16(p, v, n * 2); 648c2ecf20Sopenharmony_ci} 658c2ecf20Sopenharmony_ci 668c2ecf20Sopenharmony_cistatic inline void *memset32(uint32_t *p, uint32_t v, __kernel_size_t n) 678c2ecf20Sopenharmony_ci{ 688c2ecf20Sopenharmony_ci return __memset32(p, v, n * 4); 698c2ecf20Sopenharmony_ci} 708c2ecf20Sopenharmony_ci 718c2ecf20Sopenharmony_cistatic inline void *memset64(uint64_t *p, uint64_t v, __kernel_size_t n) 728c2ecf20Sopenharmony_ci{ 738c2ecf20Sopenharmony_ci return __memset64(p, v, n * 8); 748c2ecf20Sopenharmony_ci} 758c2ecf20Sopenharmony_ci#endif 768c2ecf20Sopenharmony_ci#else 778c2ecf20Sopenharmony_ci#ifndef CONFIG_KASAN 788c2ecf20Sopenharmony_ci#define __HAVE_ARCH_STRLEN 798c2ecf20Sopenharmony_ci#endif 808c2ecf20Sopenharmony_ci 818c2ecf20Sopenharmony_ciextern void *memset16(uint16_t *, uint16_t, __kernel_size_t); 828c2ecf20Sopenharmony_ci#endif 838c2ecf20Sopenharmony_ci#endif /* __KERNEL__ */ 848c2ecf20Sopenharmony_ci 858c2ecf20Sopenharmony_ci#endif /* _ASM_POWERPC_STRING_H */ 86