Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
1#ifndef BOOT_STRING_H
2#define BOOT_STRING_H
3
4/* Undef any of these macros coming from string_32.h. */
5#undef memcpy
6#undef memset
7#undef memcmp
8
9void *memcpy(void *dst, const void *src, size_t len);
10void *memset(void *dst, int c, size_t len);
11int memcmp(const void *s1, const void *s2, size_t len);
12
13/*
14 * Access builtin version by default. If one needs to use optimized version,
15 * do "undef memcpy" in .c file and link against right string.c
16 */
17#define memcpy(d,s,l) __builtin_memcpy(d,s,l)
18#define memset(d,c,l) __builtin_memset(d,c,l)
19#define memcmp __builtin_memcmp
20
21extern int strcmp(const char *str1, const char *str2);
22extern int strncmp(const char *cs, const char *ct, size_t count);
23extern size_t strlen(const char *s);
24extern char *strstr(const char *s1, const char *s2);
25extern char *strchr(const char *s, int c);
26extern size_t strnlen(const char *s, size_t maxlen);
27extern unsigned int atou(const char *s);
28extern unsigned long long simple_strtoull(const char *cp, char **endp,
29 unsigned int base);
30
31#endif /* BOOT_STRING_H */