cregit-Linux how code gets into the kernel

Release 4.12 include/linux/string.h

Directory: include/linux
#ifndef _LINUX_STRING_H_

#define _LINUX_STRING_H_

#include <linux/compiler.h>	/* for inline */
#include <linux/types.h>	/* for size_t */
#include <linux/stddef.h>	/* for NULL */
#include <stdarg.h>
#include <uapi/linux/string.h>

extern char *strndup_user(const char __user *, long);
extern void *memdup_user(const void __user *, size_t);
extern void *memdup_user_nul(const void __user *, size_t);

 * Include machine specific inline routines
#include <asm/string.h>

extern char * strcpy(char *,const char *);
extern char * strncpy(char *,const char *, __kernel_size_t);
size_t strlcpy(char *, const char *, size_t);
ssize_t __must_check strscpy(char *, const char *, size_t);
extern char * strcat(char *, const char *);
extern char * strncat(char *, const char *, __kernel_size_t);
extern size_t strlcat(char *, const char *, __kernel_size_t);
extern int strcmp(const char *,const char *);
extern int strncmp(const char *,const char *,__kernel_size_t);
extern int strcasecmp(const char *s1, const char *s2);
extern int strncasecmp(const char *s1, const char *s2, size_t n);
extern char * strchr(const char *,int);
extern char * strchrnul(const char *,int);
extern char * strnchr(const char *, size_t, int);
extern char * strrchr(const char *,int);
extern char * __must_check skip_spaces(const char *);

extern char *strim(char *);

static inline __must_check char *strstrip(char *str) { return strim(str); }


Motohiro Kosaki19100.00%1100.00%

#ifndef __HAVE_ARCH_STRSTR extern char * strstr(const char *, const char *); #endif #ifndef __HAVE_ARCH_STRNSTR extern char * strnstr(const char *, const char *, size_t); #endif #ifndef __HAVE_ARCH_STRLEN extern __kernel_size_t strlen(const char *); #endif #ifndef __HAVE_ARCH_STRNLEN extern __kernel_size_t strnlen(const char *,__kernel_size_t); #endif #ifndef __HAVE_ARCH_STRPBRK extern char * strpbrk(const char *,const char *); #endif #ifndef __HAVE_ARCH_STRSEP extern char * strsep(char **,const char *); #endif #ifndef __HAVE_ARCH_STRSPN extern __kernel_size_t strspn(const char *,const char *); #endif #ifndef __HAVE_ARCH_STRCSPN extern __kernel_size_t strcspn(const char *,const char *); #endif #ifndef __HAVE_ARCH_MEMSET extern void * memset(void *,int,__kernel_size_t); #endif #ifndef __HAVE_ARCH_MEMCPY extern void * memcpy(void *,const void *,__kernel_size_t); #endif #ifndef __HAVE_ARCH_MEMMOVE extern void * memmove(void *,const void *,__kernel_size_t); #endif #ifndef __HAVE_ARCH_MEMSCAN extern void * memscan(void *,int,__kernel_size_t); #endif #ifndef __HAVE_ARCH_MEMCMP extern int memcmp(const void *,const void *,__kernel_size_t); #endif #ifndef __HAVE_ARCH_MEMCHR extern void * memchr(const void *,int,__kernel_size_t); #endif #ifndef __HAVE_ARCH_MEMCPY_MCSAFE
static inline __must_check int memcpy_mcsafe(void *dst, const void *src, size_t cnt) { memcpy(dst, src, cnt); return 0; }


Dan J Williams32100.00%1100.00%

#endif void *memchr_inv(const void *s, int c, size_t n); char *strreplace(char *s, char old, char new); extern void kfree_const(const void *x); extern char *kstrdup(const char *s, gfp_t gfp) __malloc; extern const char *kstrdup_const(const char *s, gfp_t gfp); extern char *kstrndup(const char *s, size_t len, gfp_t gfp); extern void *kmemdup(const void *src, size_t len, gfp_t gfp); extern char **argv_split(gfp_t gfp, const char *str, int *argcp); extern void argv_free(char **argv); extern bool sysfs_streq(const char *s1, const char *s2); extern int kstrtobool(const char *s, bool *res);
static inline int strtobool(const char *s, bool *res) { return kstrtobool(s, res); }


Kees Cook24100.00%1100.00%

int match_string(const char * const *array, size_t n, const char *string); int __sysfs_match_string(const char * const *array, size_t n, const char *s); /** * sysfs_match_string - matches given string in an array * @_a: array of strings * @_s: string to match with * * Helper for __sysfs_match_string(). Calculates the size of @a automatically. */ #define sysfs_match_string(_a, _s) __sysfs_match_string(_a, ARRAY_SIZE(_a), _s) #ifdef CONFIG_BINARY_PRINTF int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args); int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf); int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4); #endif extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos, const void *from, size_t available); /** * strstarts - does @str start with @prefix? * @str: string to examine * @prefix: prefix to look for. */
static inline bool strstarts(const char *str, const char *prefix) { return strncmp(str, prefix, strlen(prefix)) == 0; }


Rusty Russell32100.00%1100.00%

size_t memweight(const void *ptr, size_t bytes); void memzero_explicit(void *s, size_t count); /** * kbasename - return the last part of a pathname. * * @path: path to extract the filename from. */
static inline const char *kbasename(const char *path) { const char *tail = strrchr(path, '/'); return tail ? tail + 1 : path; }


Andy Shevchenko35100.00%1100.00%

#endif /* _LINUX_STRING_H_ */

Overall Contributors

Linus Torvalds (pre-git)33430.14%1527.78%
Kyle McMartin746.68%11.85%
Lai Jiangshan726.50%11.85%
Andy Shevchenko554.96%23.70%
Akinobu Mita524.69%35.56%
Jeremy Fitzhardinge464.15%23.70%
David S. Miller433.88%11.85%
Linus Torvalds393.52%35.56%
Dan J Williams373.34%11.85%
Li Zefan343.07%23.70%
Rusty Russell332.98%11.85%
Heikki Krogerus292.62%11.85%
Andrzej Hajda252.26%11.85%
Kees Cook252.26%11.85%
Rasmus Villemoes211.90%23.70%
Motohiro Kosaki211.90%23.70%
Stephen Hemminger191.71%11.85%
Chris Metcalf191.71%11.85%
Grant C. Likely171.53%11.85%
Alexey Dobriyan171.53%11.85%
David Brownell151.35%11.85%
Al Viro141.26%23.70%
Jonathan Cameron131.17%11.85%
Daniel Borkmann110.99%11.85%
Davi Arnaut100.90%11.85%
André Goddard Rosa100.90%11.85%
Pekka J Enberg80.72%11.85%
Paulo Marques80.72%11.85%
Denys Vlasenko40.36%11.85%
David Howells30.27%11.85%
Directory: include/linux
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