Rev 6936 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1408 | serge | 1 | #ifndef _LINUX_STRING_H_ |
| 2 | #define _LINUX_STRING_H_ |
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| 3 | |||
| 4 | |||
| 5 | #include |
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| 6 | #include |
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| 7 | #include |
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| 8 | #include |
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| 5270 | serge | 9 | #include |
| 1408 | serge | 10 | |
| 11 | extern char *strndup_user(const char __user *, long); |
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| 12 | extern void *memdup_user(const void __user *, size_t); |
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| 6936 | serge | 13 | extern void *memdup_user_nul(const void __user *, size_t); |
| 1408 | serge | 14 | |
| 15 | /* |
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| 16 | * Include machine specific inline routines |
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| 17 | */ |
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| 18 | #include |
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| 19 | |||
| 20 | #ifndef __HAVE_ARCH_STRCPY |
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| 21 | extern char * strcpy(char *,const char *); |
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| 22 | #endif |
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| 23 | #ifndef __HAVE_ARCH_STRNCPY |
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| 24 | extern char * strncpy(char *,const char *, __kernel_size_t); |
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| 25 | #endif |
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| 26 | #ifndef __HAVE_ARCH_STRLCPY |
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| 27 | size_t strlcpy(char *, const char *, size_t); |
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| 28 | #endif |
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| 6082 | serge | 29 | #ifndef __HAVE_ARCH_STRSCPY |
| 30 | ssize_t __must_check strscpy(char *, const char *, size_t); |
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| 31 | #endif |
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| 1408 | serge | 32 | #ifndef __HAVE_ARCH_STRCAT |
| 33 | extern char * strcat(char *, const char *); |
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| 34 | #endif |
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| 35 | #ifndef __HAVE_ARCH_STRNCAT |
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| 36 | extern char * strncat(char *, const char *, __kernel_size_t); |
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| 37 | #endif |
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| 38 | #ifndef __HAVE_ARCH_STRLCAT |
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| 39 | extern size_t strlcat(char *, const char *, __kernel_size_t); |
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| 40 | #endif |
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| 41 | #ifndef __HAVE_ARCH_STRCMP |
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| 42 | extern int strcmp(const char *,const char *); |
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| 43 | #endif |
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| 44 | #ifndef __HAVE_ARCH_STRNCMP |
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| 45 | extern int strncmp(const char *,const char *,__kernel_size_t); |
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| 46 | #endif |
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| 47 | #ifndef __HAVE_ARCH_STRCASECMP |
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| 48 | extern int strcasecmp(const char *s1, const char *s2); |
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| 49 | #endif |
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| 50 | #ifndef __HAVE_ARCH_STRNCASECMP |
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| 51 | extern int strncasecmp(const char *s1, const char *s2, size_t n); |
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| 52 | #endif |
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| 53 | #ifndef __HAVE_ARCH_STRCHR |
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| 54 | extern char * strchr(const char *,int); |
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| 55 | #endif |
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| 5056 | serge | 56 | #ifndef __HAVE_ARCH_STRCHRNUL |
| 57 | extern char * strchrnul(const char *,int); |
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| 58 | #endif |
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| 1408 | serge | 59 | #ifndef __HAVE_ARCH_STRNCHR |
| 60 | extern char * strnchr(const char *, size_t, int); |
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| 61 | #endif |
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| 62 | #ifndef __HAVE_ARCH_STRRCHR |
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| 63 | extern char * strrchr(const char *,int); |
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| 64 | #endif |
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| 1964 | serge | 65 | extern char * __must_check skip_spaces(const char *); |
| 66 | |||
| 67 | extern char *strim(char *); |
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| 68 | |||
| 69 | static inline __must_check char *strstrip(char *str) |
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| 70 | { |
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| 71 | return strim(str); |
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| 72 | } |
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| 73 | |||
| 1408 | serge | 74 | #ifndef __HAVE_ARCH_STRSTR |
| 1964 | serge | 75 | extern char * strstr(const char *, const char *); |
| 1408 | serge | 76 | #endif |
| 1964 | serge | 77 | #ifndef __HAVE_ARCH_STRNSTR |
| 78 | extern char * strnstr(const char *, const char *, size_t); |
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| 79 | #endif |
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| 1408 | serge | 80 | #ifndef __HAVE_ARCH_STRLEN |
| 81 | extern __kernel_size_t strlen(const char *); |
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| 82 | #endif |
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| 83 | #ifndef __HAVE_ARCH_STRNLEN |
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| 84 | extern __kernel_size_t strnlen(const char *,__kernel_size_t); |
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| 85 | #endif |
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| 86 | #ifndef __HAVE_ARCH_STRPBRK |
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| 87 | extern char * strpbrk(const char *,const char *); |
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| 88 | #endif |
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| 89 | #ifndef __HAVE_ARCH_STRSEP |
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| 90 | extern char * strsep(char **,const char *); |
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| 91 | #endif |
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| 92 | #ifndef __HAVE_ARCH_STRSPN |
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| 93 | extern __kernel_size_t strspn(const char *,const char *); |
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| 94 | #endif |
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| 95 | #ifndef __HAVE_ARCH_STRCSPN |
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| 96 | extern __kernel_size_t strcspn(const char *,const char *); |
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| 97 | #endif |
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| 98 | |||
| 99 | #ifndef __HAVE_ARCH_MEMSET |
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| 100 | extern void * memset(void *,int,__kernel_size_t); |
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| 101 | #endif |
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| 102 | #ifndef __HAVE_ARCH_MEMCPY |
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| 103 | extern void * memcpy(void *,const void *,__kernel_size_t); |
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| 104 | #endif |
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| 105 | #ifndef __HAVE_ARCH_MEMMOVE |
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| 106 | extern void * memmove(void *,const void *,__kernel_size_t); |
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| 107 | #endif |
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| 108 | #ifndef __HAVE_ARCH_MEMSCAN |
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| 109 | extern void * memscan(void *,int,__kernel_size_t); |
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| 110 | #endif |
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| 111 | #ifndef __HAVE_ARCH_MEMCMP |
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| 112 | extern int memcmp(const void *,const void *,__kernel_size_t); |
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| 113 | #endif |
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| 114 | #ifndef __HAVE_ARCH_MEMCHR |
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| 115 | extern void * memchr(const void *,int,__kernel_size_t); |
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| 116 | #endif |
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| 2967 | Serge | 117 | void *memchr_inv(const void *s, int c, size_t n); |
| 6082 | serge | 118 | char *strreplace(char *s, char old, char new); |
| 1408 | serge | 119 | |
| 6082 | serge | 120 | extern void kfree_const(const void *x); |
| 121 | |||
| 1408 | serge | 122 | extern char *kstrdup(const char *s, gfp_t gfp); |
| 6082 | serge | 123 | extern const char *kstrdup_const(const char *s, gfp_t gfp); |
| 1408 | serge | 124 | extern char *kstrndup(const char *s, size_t len, gfp_t gfp); |
| 125 | extern void *kmemdup(const void *src, size_t len, gfp_t gfp); |
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| 126 | |||
| 127 | extern char **argv_split(gfp_t gfp, const char *str, int *argcp); |
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| 128 | extern void argv_free(char **argv); |
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| 129 | |||
| 130 | extern bool sysfs_streq(const char *s1, const char *s2); |
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| 7143 | serge | 131 | extern int kstrtobool(const char *s, bool *res); |
| 132 | static inline int strtobool(const char *s, bool *res) |
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| 133 | { |
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| 134 | return kstrtobool(s, res); |
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| 135 | } |
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| 1408 | serge | 136 | |
| 7143 | serge | 137 | int match_string(const char * const *array, size_t n, const char *string); |
| 138 | |||
| 1408 | serge | 139 | #ifdef CONFIG_BINARY_PRINTF |
| 140 | int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args); |
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| 141 | int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf); |
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| 142 | int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4); |
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| 143 | #endif |
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| 144 | |||
| 145 | extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos, |
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| 6082 | serge | 146 | const void *from, size_t available); |
| 1408 | serge | 147 | |
| 148 | /** |
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| 149 | * strstarts - does @str start with @prefix? |
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| 150 | * @str: string to examine |
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| 151 | * @prefix: prefix to look for. |
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| 152 | */ |
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| 153 | static inline bool strstarts(const char *str, const char *prefix) |
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| 154 | { |
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| 155 | return strncmp(str, prefix, strlen(prefix)) == 0; |
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| 156 | } |
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| 3120 | serge | 157 | |
| 5270 | serge | 158 | size_t memweight(const void *ptr, size_t bytes); |
| 159 | void memzero_explicit(void *s, size_t count); |
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| 3120 | serge | 160 | |
| 4065 | Serge | 161 | /** |
| 162 | * kbasename - return the last part of a pathname. |
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| 163 | * |
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| 164 | * @path: path to extract the filename from. |
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| 165 | */ |
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| 166 | static inline const char *kbasename(const char *path) |
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| 167 | { |
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| 168 | const char *tail = strrchr(path, '/'); |
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| 169 | return tail ? tail + 1 : path; |
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| 170 | } |
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| 171 | |||
| 1408 | serge | 172 | #endif /* _LINUX_STRING_H_ */ |