xref: /openbmc/linux/arch/x86/boot/string.h (revision 6abeae2a)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef BOOT_STRING_H
3 #define BOOT_STRING_H
4 
5 /* Undef any of these macros coming from string_32.h. */
6 #undef memcpy
7 #undef memset
8 #undef memcmp
9 
10 void *memcpy(void *dst, const void *src, size_t len);
11 void *memset(void *dst, int c, size_t len);
12 int memcmp(const void *s1, const void *s2, size_t len);
13 
14 /* Access builtin version by default. */
15 #define memcpy(d,s,l) __builtin_memcpy(d,s,l)
16 #define memset(d,c,l) __builtin_memset(d,c,l)
17 #define memcmp	__builtin_memcmp
18 
19 extern int strcmp(const char *str1, const char *str2);
20 extern int strncmp(const char *cs, const char *ct, size_t count);
21 extern size_t strlen(const char *s);
22 extern char *strstr(const char *s1, const char *s2);
23 extern char *strchr(const char *s, int c);
24 extern size_t strnlen(const char *s, size_t maxlen);
25 extern unsigned int atou(const char *s);
26 extern unsigned long long simple_strtoull(const char *cp, char **endp,
27 					  unsigned int base);
28 
29 int kstrtoull(const char *s, unsigned int base, unsigned long long *res);
30 int boot_kstrtoul(const char *s, unsigned int base, unsigned long *res);
31 #endif /* BOOT_STRING_H */
32