jcs.org
"Das U-Boot" Source Tree
1#ifndef _LINUX_STRING_H_
2#define _LINUX_STRING_H_
3
4#include <linux/types.h> /* for size_t */
5#include <linux/stddef.h> /* for NULL */
6
7#ifdef __cplusplus
8extern "C" {
9#endif
10
11extern char * ___strtok;
12extern char * strpbrk(const char *,const char *);
13extern char * strtok(char *,const char *);
14extern char * strsep(char **,const char *);
15extern __kernel_size_t strspn(const char *,const char *);
16
17/*
18 * Include machine specific inline routines
19 */
20#include <asm/string.h>
21
22#ifndef __HAVE_ARCH_STRCPY
23extern char * strcpy(char *,const char *);
24#endif
25#ifndef __HAVE_ARCH_STRNCPY
26extern char * strncpy(char *,const char *, __kernel_size_t);
27#endif
28#ifndef __HAVE_ARCH_STRLCPY
29size_t strlcpy(char *, const char *, size_t);
30#endif
31#ifndef __HAVE_ARCH_STRCAT
32extern char * strcat(char *, const char *);
33#endif
34#ifndef __HAVE_ARCH_STRNCAT
35extern char * strncat(char *, const char *, __kernel_size_t);
36#endif
37#ifndef __HAVE_ARCH_STRLCAT
38size_t strlcat(char *, const char *, size_t);
39#endif
40#ifndef __HAVE_ARCH_STRCMP
41extern int strcmp(const char *,const char *);
42#endif
43#ifndef __HAVE_ARCH_STRNCMP
44extern int strncmp(const char *,const char *,__kernel_size_t);
45#endif
46#ifndef __HAVE_ARCH_STRCASECMP
47int strcasecmp(const char *s1, const char *s2);
48#endif
49#ifndef __HAVE_ARCH_STRNCASECMP
50extern int strncasecmp(const char *s1, const char *s2, __kernel_size_t len);
51#endif
52#ifndef __HAVE_ARCH_STRCHR
53extern char * strchr(const char *,int);
54#endif
55
56/**
57 * strchrnul() - return position of a character in the string, or end of string
58 *
59 * The strchrnul() function is like strchr() except that if c is not found
60 * in s, then it returns a pointer to the nul byte at the end of s, rather than
61 * NULL
62 * @s: string to search
63 * @c: character to search for
64 * Return: position of @c in @s, or end of @s if not found
65 */
66const char *strchrnul(const char *s, int c);
67
68#ifndef __HAVE_ARCH_STRRCHR
69extern char * strrchr(const char *,int);
70#endif
71#include <linux/linux_string.h>
72#ifndef __HAVE_ARCH_STRSTR
73extern char * strstr(const char *,const char *);
74#endif
75#ifndef __HAVE_ARCH_STRNSTR
76extern char *strnstr(const char *, const char *, size_t);
77#endif
78#ifndef __HAVE_ARCH_STRLEN
79extern __kernel_size_t strlen(const char *);
80#endif
81#ifndef __HAVE_ARCH_STRNLEN
82extern __kernel_size_t strnlen(const char *,__kernel_size_t);
83#endif
84
85#ifndef __HAVE_ARCH_STRCSPN
86/**
87 * strcspn() - find span of string without given characters
88 *
89 * Calculates the length of the initial segment of @s which consists entirely
90 * of bsytes not in reject.
91 *
92 * @s: string to search
93 * @reject: strings which cause the search to halt
94 * Return: number of characters at the start of @s which are not in @reject
95 */
96size_t strcspn(const char *s, const char *reject);
97#endif
98
99#ifdef CONFIG_SANDBOX
100# define strdup sandbox_strdup
101# define strndup sandbox_strndup
102#endif
103
104#ifndef __HAVE_ARCH_STRDUP
105extern char * strdup(const char *);
106extern char * strndup(const char *, size_t);
107#endif
108#ifndef __HAVE_ARCH_STRSWAB
109extern char * strswab(const char *);
110#endif
111
112#ifndef __HAVE_ARCH_MEMSET
113extern void * memset(void *,int,__kernel_size_t);
114#endif
115#ifndef __HAVE_ARCH_MEMCPY
116extern void * memcpy(void *,const void *,__kernel_size_t);
117#endif
118#ifndef __HAVE_ARCH_MEMMOVE
119extern void * memmove(void *,const void *,__kernel_size_t);
120#endif
121#ifndef __HAVE_ARCH_MEMSCAN
122extern void * memscan(void *,int,__kernel_size_t);
123#endif
124#ifndef __HAVE_ARCH_MEMCMP
125extern int memcmp(const void *,const void *,__kernel_size_t);
126#endif
127#ifndef __HAVE_ARCH_MEMCHR
128extern void * memchr(const void *,int,__kernel_size_t);
129#endif
130#ifndef __HAVE_ARCH_MEMCHR_INV
131void *memchr_inv(const void *, int, size_t);
132#endif
133
134/**
135 * memdup() - allocate a buffer and copy in the contents
136 *
137 * Note that this returns a valid pointer even if @len is 0
138 *
139 * @src: data to copy in
140 * @len: number of bytes to copy
141 * Return: allocated buffer with the copied contents, or NULL if not enough
142 * memory is available
143 *
144 */
145char *memdup(const void *src, size_t len);
146
147unsigned long ustrtoul(const char *cp, char **endp, unsigned int base);
148unsigned long long ustrtoull(const char *cp, char **endp, unsigned int base);
149
150#ifdef __cplusplus
151}
152#endif
153
154#endif /* _LINUX_STRING_H_ */