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| 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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| 9 | |||
| 10 | extern char *strndup_user(const char __user *, long); |
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| 11 | extern void *memdup_user(const void __user *, size_t); |
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| 12 | |||
| 13 | /* |
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| 14 | * Include machine specific inline routines |
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| 15 | */ |
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| 16 | #include |
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| 17 | |||
| 18 | #ifndef __HAVE_ARCH_STRCPY |
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| 19 | extern char * strcpy(char *,const char *); |
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| 20 | #endif |
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| 21 | #ifndef __HAVE_ARCH_STRNCPY |
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| 22 | extern char * strncpy(char *,const char *, __kernel_size_t); |
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| 23 | #endif |
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| 24 | #ifndef __HAVE_ARCH_STRLCPY |
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| 25 | size_t strlcpy(char *, const char *, size_t); |
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| 26 | #endif |
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| 27 | #ifndef __HAVE_ARCH_STRCAT |
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| 28 | extern char * strcat(char *, const char *); |
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| 29 | #endif |
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| 30 | #ifndef __HAVE_ARCH_STRNCAT |
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| 31 | extern char * strncat(char *, const char *, __kernel_size_t); |
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| 32 | #endif |
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| 33 | #ifndef __HAVE_ARCH_STRLCAT |
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| 34 | extern size_t strlcat(char *, const char *, __kernel_size_t); |
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| 35 | #endif |
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| 36 | #ifndef __HAVE_ARCH_STRCMP |
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| 37 | extern int strcmp(const char *,const char *); |
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| 38 | #endif |
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| 39 | #ifndef __HAVE_ARCH_STRNCMP |
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| 40 | extern int strncmp(const char *,const char *,__kernel_size_t); |
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| 41 | #endif |
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| 42 | #ifndef __HAVE_ARCH_STRNICMP |
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| 43 | extern int strnicmp(const char *, const char *, __kernel_size_t); |
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| 44 | #endif |
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| 45 | #ifndef __HAVE_ARCH_STRCASECMP |
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| 46 | extern int strcasecmp(const char *s1, const char *s2); |
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| 47 | #endif |
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| 48 | #ifndef __HAVE_ARCH_STRNCASECMP |
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| 49 | extern int strncasecmp(const char *s1, const char *s2, size_t n); |
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| 50 | #endif |
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| 51 | #ifndef __HAVE_ARCH_STRCHR |
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| 52 | extern char * strchr(const char *,int); |
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| 53 | #endif |
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| 5056 | serge | 54 | #ifndef __HAVE_ARCH_STRCHRNUL |
| 55 | extern char * strchrnul(const char *,int); |
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| 56 | #endif |
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| 1408 | serge | 57 | #ifndef __HAVE_ARCH_STRNCHR |
| 58 | extern char * strnchr(const char *, size_t, int); |
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| 59 | #endif |
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| 60 | #ifndef __HAVE_ARCH_STRRCHR |
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| 61 | extern char * strrchr(const char *,int); |
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| 62 | #endif |
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| 1964 | serge | 63 | extern char * __must_check skip_spaces(const char *); |
| 64 | |||
| 65 | extern char *strim(char *); |
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| 66 | |||
| 67 | static inline __must_check char *strstrip(char *str) |
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| 68 | { |
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| 69 | return strim(str); |
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| 70 | } |
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| 71 | |||
| 1408 | serge | 72 | #ifndef __HAVE_ARCH_STRSTR |
| 1964 | serge | 73 | extern char * strstr(const char *, const char *); |
| 1408 | serge | 74 | #endif |
| 1964 | serge | 75 | #ifndef __HAVE_ARCH_STRNSTR |
| 76 | extern char * strnstr(const char *, const char *, size_t); |
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| 77 | #endif |
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| 1408 | serge | 78 | #ifndef __HAVE_ARCH_STRLEN |
| 79 | extern __kernel_size_t strlen(const char *); |
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| 80 | #endif |
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| 81 | #ifndef __HAVE_ARCH_STRNLEN |
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| 82 | extern __kernel_size_t strnlen(const char *,__kernel_size_t); |
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| 83 | #endif |
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| 84 | #ifndef __HAVE_ARCH_STRPBRK |
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| 85 | extern char * strpbrk(const char *,const char *); |
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| 86 | #endif |
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| 87 | #ifndef __HAVE_ARCH_STRSEP |
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| 88 | extern char * strsep(char **,const char *); |
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| 89 | #endif |
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| 90 | #ifndef __HAVE_ARCH_STRSPN |
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| 91 | extern __kernel_size_t strspn(const char *,const char *); |
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| 92 | #endif |
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| 93 | #ifndef __HAVE_ARCH_STRCSPN |
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| 94 | extern __kernel_size_t strcspn(const char *,const char *); |
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| 95 | #endif |
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| 96 | |||
| 97 | #ifndef __HAVE_ARCH_MEMSET |
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| 98 | extern void * memset(void *,int,__kernel_size_t); |
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| 99 | #endif |
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| 100 | #ifndef __HAVE_ARCH_MEMCPY |
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| 101 | extern void * memcpy(void *,const void *,__kernel_size_t); |
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| 102 | #endif |
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| 103 | #ifndef __HAVE_ARCH_MEMMOVE |
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| 104 | extern void * memmove(void *,const void *,__kernel_size_t); |
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| 105 | #endif |
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| 106 | #ifndef __HAVE_ARCH_MEMSCAN |
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| 107 | extern void * memscan(void *,int,__kernel_size_t); |
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| 108 | #endif |
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| 109 | #ifndef __HAVE_ARCH_MEMCMP |
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| 110 | extern int memcmp(const void *,const void *,__kernel_size_t); |
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| 111 | #endif |
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| 112 | #ifndef __HAVE_ARCH_MEMCHR |
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| 113 | extern void * memchr(const void *,int,__kernel_size_t); |
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| 114 | #endif |
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| 2967 | Serge | 115 | void *memchr_inv(const void *s, int c, size_t n); |
| 1408 | serge | 116 | |
| 117 | extern char *kstrdup(const char *s, gfp_t gfp); |
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| 118 | extern char *kstrndup(const char *s, size_t len, gfp_t gfp); |
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| 119 | extern void *kmemdup(const void *src, size_t len, gfp_t gfp); |
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| 120 | |||
| 121 | extern char **argv_split(gfp_t gfp, const char *str, int *argcp); |
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| 122 | extern void argv_free(char **argv); |
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| 123 | |||
| 124 | extern bool sysfs_streq(const char *s1, const char *s2); |
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| 1970 | serge | 125 | extern int strtobool(const char *s, bool *res); |
| 1408 | serge | 126 | |
| 127 | #ifdef CONFIG_BINARY_PRINTF |
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| 128 | int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args); |
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| 129 | int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf); |
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| 130 | int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4); |
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| 131 | #endif |
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| 132 | |||
| 133 | extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos, |
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| 134 | const void *from, size_t available); |
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| 135 | |||
| 136 | /** |
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| 137 | * strstarts - does @str start with @prefix? |
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| 138 | * @str: string to examine |
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| 139 | * @prefix: prefix to look for. |
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| 140 | */ |
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| 141 | static inline bool strstarts(const char *str, const char *prefix) |
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| 142 | { |
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| 143 | return strncmp(str, prefix, strlen(prefix)) == 0; |
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| 144 | } |
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| 3120 | serge | 145 | |
| 146 | extern size_t memweight(const void *ptr, size_t bytes); |
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| 147 | |||
| 4065 | Serge | 148 | /** |
| 149 | * kbasename - return the last part of a pathname. |
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| 150 | * |
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| 151 | * @path: path to extract the filename from. |
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| 152 | */ |
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| 153 | static inline const char *kbasename(const char *path) |
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| 154 | { |
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| 155 | const char *tail = strrchr(path, '/'); |
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| 156 | return tail ? tail + 1 : path; |
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| 157 | } |
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| 158 | |||
| 1408 | serge | 159 | #endif /* _LINUX_STRING_H_ */ |