x86/boot/string.h

0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 #ifndef BOOT_STRING_H
0003 #define BOOT_STRING_H
0004
0005 /* Undef any of these macros coming from string_32.h. */
0006 #undef memcpy
0007 #undef memset
0008 #undef memcmp
0009
0010 void *memcpy(void *dst, const void *src, size_t len);
0011 void *memmove(void *dst, const void *src, size_t len);
0012 void *memset(void *dst, int c, size_t len);
0013 int memcmp(const void *s1, const void *s2, size_t len);
0014 int bcmp(const void *s1, const void *s2, size_t len);
0015
0016 /* Access builtin version by default. */
0017 #define memcpy(d,s,l) __builtin_memcpy(d,s,l)
0018 #define memset(d,c,l) __builtin_memset(d,c,l)
0019 #define memcmp  __builtin_memcmp
0020
0021 extern int strcmp(const char *str1, const char *str2);
0022 extern int strncmp(const char *cs, const char *ct, size_t count);
0023 extern size_t strlen(const char *s);
0024 extern char *strstr(const char *s1, const char *s2);
0025 extern char *strchr(const char *s, int c);
0026 extern size_t strnlen(const char *s, size_t maxlen);
0027 extern unsigned int atou(const char *s);
0028 extern unsigned long long simple_strtoull(const char *cp, char **endp,
0029                       unsigned int base);
0030 long simple_strtol(const char *cp, char **endp, unsigned int base);
0031
0032 int kstrtoull(const char *s, unsigned int base, unsigned long long *res);
0033 int boot_kstrtoul(const char *s, unsigned int base, unsigned long *res);
0034 #endif /* BOOT_STRING_H */