1#ifndef _LINUX_STRING_H_
2#define _LINUX_STRING_H_
3
4/* We don't want strings.h stuff being user by user stuff by accident */
5
6#ifdef __KERNEL__
7
8#include <linux/compiler.h>	/* for inline */
9#include <linux/types.h>	/* for size_t */
10#include <linux/stddef.h>	/* for NULL */
11
12#ifdef __cplusplus
13extern "C" {
14#endif
15
16extern char *strndup_user(const char __user *, long);
17
18/*
19 * Include machine specific inline routines
20 */
21#include <asm/string.h>
22
23#ifndef __HAVE_ARCH_STRCPY
24extern char * strcpy(char *,const char *);
25#endif
26#ifndef __HAVE_ARCH_STRNCPY
27extern char * strncpy(char *,const char *, __kernel_size_t);
28#endif
29#ifndef __HAVE_ARCH_STRLCPY
30size_t strlcpy(char *, const char *, size_t);
31#endif
32#ifndef __HAVE_ARCH_STRCAT
33extern char * strcat(char *, const char *);
34#endif
35#ifndef __HAVE_ARCH_STRNCAT
36extern char * strncat(char *, const char *, __kernel_size_t);
37#endif
38#ifndef __HAVE_ARCH_STRLCAT
39extern size_t strlcat(char *, const char *, __kernel_size_t);
40#endif
41#ifndef __HAVE_ARCH_STRCMP
42extern int strcmp(const char *,const char *);
43#endif
44#ifndef __HAVE_ARCH_STRNCMP
45extern int strncmp(const char *,const char *,__kernel_size_t);
46#endif
47#ifndef __HAVE_ARCH_STRNICMP
48extern int strnicmp(const char *, const char *, __kernel_size_t);
49#endif
50#ifndef __HAVE_ARCH_STRCHR
51extern char * strchr(const char *,int);
52#endif
53#ifndef __HAVE_ARCH_STRNCHR
54extern char * strnchr(const char *, size_t, int);
55#endif
56#ifndef __HAVE_ARCH_STRRCHR
57extern char * strrchr(const char *,int);
58#endif
59extern char * strstrip(char *);
60#ifndef __HAVE_ARCH_STRSTR
61extern char * strstr(const char *,const char *);
62#endif
63#ifndef __HAVE_ARCH_STRLEN
64extern __kernel_size_t strlen(const char *);
65#endif
66#ifndef __HAVE_ARCH_STRNLEN
67extern __kernel_size_t strnlen(const char *,__kernel_size_t);
68#endif
69#ifndef __HAVE_ARCH_STRPBRK
70extern char * strpbrk(const char *,const char *);
71#endif
72#ifndef __HAVE_ARCH_STRSEP
73extern char * strsep(char **,const char *);
74#endif
75#ifndef __HAVE_ARCH_STRSPN
76extern __kernel_size_t strspn(const char *,const char *);
77#endif
78#ifndef __HAVE_ARCH_STRCSPN
79extern __kernel_size_t strcspn(const char *,const char *);
80#endif
81
82#ifndef __HAVE_ARCH_MEMSET
83extern void * memset(void *,int,__kernel_size_t);
84#endif
85#ifndef __HAVE_ARCH_MEMCPY
86extern void * memcpy(void *,const void *,__kernel_size_t);
87#endif
88#ifndef __HAVE_ARCH_MEMMOVE
89extern void * memmove(void *,const void *,__kernel_size_t);
90#endif
91#ifndef __HAVE_ARCH_MEMSCAN
92extern void * memscan(void *,int,__kernel_size_t);
93#endif
94#ifndef __HAVE_ARCH_MEMCMP
95extern int memcmp(const void *,const void *,__kernel_size_t);
96#endif
97#ifndef __HAVE_ARCH_MEMCHR
98extern void * memchr(const void *,int,__kernel_size_t);
99#endif
100
101extern char *kstrdup(const char *s, gfp_t gfp);
102
103#ifdef __cplusplus
104}
105#endif
106
107#endif
108#endif /* _LINUX_STRING_H_ */
109