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nlm: Ensure callback code also checks that the files match
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / include / linux / string.h
CommitLineData
1da177e4
LT		 1#ifndef _LINUX_STRING_H_
2#define _LINUX_STRING_H_
3
1da177e4
LT		 4
5#include <linux/compiler.h> /* for inline */
6#include <linux/types.h> /* for size_t */
7#include <linux/stddef.h> /* for NULL */
4370aa4a 8#include <stdarg.h>
607ca46e 9#include <uapi/linux/string.h>
1da177e4 10
96840aa0 11extern char *strndup_user(const char __user *, long);
610a77e0 12extern void *memdup_user(const void __user *, size_t);
96840aa0 13
1da177e4
LT		 14/*
15 * Include machine specific inline routines
16 */
17#include <asm/string.h>
18
19#ifndef __HAVE_ARCH_STRCPY
20extern char * strcpy(char *,const char *);
21#endif
22#ifndef __HAVE_ARCH_STRNCPY
23extern char * strncpy(char *,const char *, __kernel_size_t);
24#endif
25#ifndef __HAVE_ARCH_STRLCPY
26size_t strlcpy(char *, const char *, size_t);
27#endif
28#ifndef __HAVE_ARCH_STRCAT
29extern char * strcat(char *, const char *);
30#endif
31#ifndef __HAVE_ARCH_STRNCAT
32extern char * strncat(char *, const char *, __kernel_size_t);
33#endif
34#ifndef __HAVE_ARCH_STRLCAT
35extern size_t strlcat(char *, const char *, __kernel_size_t);
36#endif
37#ifndef __HAVE_ARCH_STRCMP
38extern int strcmp(const char *,const char *);
39#endif
40#ifndef __HAVE_ARCH_STRNCMP
41extern int strncmp(const char *,const char *,__kernel_size_t);
42#endif
43#ifndef __HAVE_ARCH_STRNICMP
44extern int strnicmp(const char *, const char *, __kernel_size_t);
45#endif
ded220bd
DM		 46#ifndef __HAVE_ARCH_STRCASECMP
47extern int strcasecmp(const char *s1, const char *s2);
48#endif
49#ifndef __HAVE_ARCH_STRNCASECMP
50extern int strncasecmp(const char *s1, const char *s2, size_t n);
51#endif
1da177e4
LT		 52#ifndef __HAVE_ARCH_STRCHR
53extern char * strchr(const char *,int);
54#endif
55#ifndef __HAVE_ARCH_STRNCHR
56extern char * strnchr(const char *, size_t, int);
57#endif
58#ifndef __HAVE_ARCH_STRRCHR
59extern char * strrchr(const char *,int);
60#endif
f653398c 61extern char * __must_check skip_spaces(const char *);
ca54cb8c
KM		 62
63extern char *strim(char *);
64
65static inline __must_check char *strstrip(char *str)
66{
67 return strim(str);
68}
69
1da177e4 70#ifndef __HAVE_ARCH_STRSTR
d5f1fb53
LZ		 71extern char * strstr(const char *, const char *);
72#endif
73#ifndef __HAVE_ARCH_STRNSTR
74extern char * strnstr(const char *, const char *, size_t);
1da177e4
LT		 75#endif
76#ifndef __HAVE_ARCH_STRLEN
77extern __kernel_size_t strlen(const char *);
78#endif
79#ifndef __HAVE_ARCH_STRNLEN
80extern __kernel_size_t strnlen(const char *,__kernel_size_t);
81#endif
8833d328
KM		 82#ifndef __HAVE_ARCH_STRPBRK
83extern char * strpbrk(const char *,const char *);
84#endif
85#ifndef __HAVE_ARCH_STRSEP
86extern char * strsep(char **,const char *);
87#endif
88#ifndef __HAVE_ARCH_STRSPN
89extern __kernel_size_t strspn(const char *,const char *);
90#endif
91#ifndef __HAVE_ARCH_STRCSPN
92extern __kernel_size_t strcspn(const char *,const char *);
93#endif
1da177e4
LT		 94
95#ifndef __HAVE_ARCH_MEMSET
96extern void * memset(void *,int,__kernel_size_t);
97#endif
98#ifndef __HAVE_ARCH_MEMCPY
99extern void * memcpy(void *,const void *,__kernel_size_t);
100#endif
101#ifndef __HAVE_ARCH_MEMMOVE
102extern void * memmove(void *,const void *,__kernel_size_t);
103#endif
104#ifndef __HAVE_ARCH_MEMSCAN
105extern void * memscan(void *,int,__kernel_size_t);
106#endif
107#ifndef __HAVE_ARCH_MEMCMP
108extern int memcmp(const void *,const void *,__kernel_size_t);
109#endif
110#ifndef __HAVE_ARCH_MEMCHR
111extern void * memchr(const void *,int,__kernel_size_t);
112#endif
79824820 113void *memchr_inv(const void *s, int c, size_t n);
1da177e4 114
dd0fc66f 115extern char *kstrdup(const char *s, gfp_t gfp);
1e66df3e 116extern char *kstrndup(const char *s, size_t len, gfp_t gfp);
1a2f67b4 117extern void *kmemdup(const void *src, size_t len, gfp_t gfp);
543537bd 118
d84d1cc7
JF		 119extern char **argv_split(gfp_t gfp, const char *str, int *argcp);
120extern void argv_free(char **argv);
121
34990cf7 122extern bool sysfs_streq(const char *s1, const char *s2);
d0f1fed2 123extern int strtobool(const char *s, bool *res);
34990cf7 124
4370aa4a
LJ		 125#ifdef CONFIG_BINARY_PRINTF
126int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args);
127int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf);
128int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4);
129#endif
130
e108526e 131extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos,
25e1465a 132 const void *from, size_t available);
e108526e 133
66f92cf9
RR		 134/**
135 * strstarts - does @str start with @prefix?
136 * @str: string to examine
137 * @prefix: prefix to look for.
138 */
139static inline bool strstarts(const char *str, const char *prefix)
140{
141 return strncmp(str, prefix, strlen(prefix)) == 0;
142}
639b9e34 143
25e1465a
DB		 144size_t memweight(const void *ptr, size_t bytes);
145void memzero_explicit(void *s, size_t count);
639b9e34 146
b18888ab
AS		 147/**
148 * kbasename - return the last part of a pathname.
149 *
150 * @path: path to extract the filename from.
151 */
152static inline const char *kbasename(const char *path)
153{
154 const char *tail = strrchr(path, '/');
155 return tail ? tail + 1 : path;
156}
157
1da177e4 158#endif /* _LINUX_STRING_H_ */
kernel source for telekom puls (alcatel/mediatek)