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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 | /* We don't want strings.h stuff being used by user stuff by accident */ |
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| 5 | |||
| 6 | #ifndef __KERNEL__ |
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| 7 | #include |
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| 8 | #else |
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| 9 | |||
| 10 | #include |
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| 11 | #include |
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| 12 | #include |
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| 13 | #include |
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| 14 | |||
| 15 | extern char *strndup_user(const char __user *, long); |
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| 16 | extern void *memdup_user(const void __user *, size_t); |
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| 17 | |||
| 18 | /* |
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| 19 | * Include machine specific inline routines |
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| 20 | */ |
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| 21 | #include |
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| 22 | |||
| 23 | #ifndef __HAVE_ARCH_STRCPY |
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| 24 | extern char * strcpy(char *,const char *); |
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| 25 | #endif |
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| 26 | #ifndef __HAVE_ARCH_STRNCPY |
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| 27 | extern char * strncpy(char *,const char *, __kernel_size_t); |
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| 28 | #endif |
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| 29 | #ifndef __HAVE_ARCH_STRLCPY |
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| 30 | size_t strlcpy(char *, const char *, size_t); |
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| 31 | #endif |
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| 32 | #ifndef __HAVE_ARCH_STRCAT |
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| 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_STRNICMP |
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| 48 | extern int strnicmp(const char *, const char *, __kernel_size_t); |
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| 49 | #endif |
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| 50 | #ifndef __HAVE_ARCH_STRCASECMP |
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| 51 | extern int strcasecmp(const char *s1, const char *s2); |
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| 52 | #endif |
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| 53 | #ifndef __HAVE_ARCH_STRNCASECMP |
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| 54 | extern int strncasecmp(const char *s1, const char *s2, size_t n); |
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| 55 | #endif |
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| 56 | #ifndef __HAVE_ARCH_STRCHR |
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| 57 | extern char * strchr(const char *,int); |
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| 58 | #endif |
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| 59 | #ifndef __HAVE_ARCH_STRNCHR |
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| 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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| 65 | extern char * __must_check strstrip(char *); |
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| 66 | #ifndef __HAVE_ARCH_STRSTR |
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| 67 | extern char * strstr(const char *,const char *); |
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| 68 | #endif |
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| 69 | #ifndef __HAVE_ARCH_STRLEN |
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| 70 | extern __kernel_size_t strlen(const char *); |
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| 71 | #endif |
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| 72 | #ifndef __HAVE_ARCH_STRNLEN |
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| 73 | extern __kernel_size_t strnlen(const char *,__kernel_size_t); |
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| 74 | #endif |
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| 75 | #ifndef __HAVE_ARCH_STRPBRK |
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| 76 | extern char * strpbrk(const char *,const char *); |
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| 77 | #endif |
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| 78 | #ifndef __HAVE_ARCH_STRSEP |
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| 79 | extern char * strsep(char **,const char *); |
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| 80 | #endif |
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| 81 | #ifndef __HAVE_ARCH_STRSPN |
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| 82 | extern __kernel_size_t strspn(const char *,const char *); |
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| 83 | #endif |
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| 84 | #ifndef __HAVE_ARCH_STRCSPN |
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| 85 | extern __kernel_size_t strcspn(const char *,const char *); |
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| 86 | #endif |
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| 87 | |||
| 88 | #ifndef __HAVE_ARCH_MEMSET |
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| 89 | extern void * memset(void *,int,__kernel_size_t); |
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| 90 | #endif |
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| 91 | #ifndef __HAVE_ARCH_MEMCPY |
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| 92 | extern void * memcpy(void *,const void *,__kernel_size_t); |
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| 93 | #endif |
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| 94 | #ifndef __HAVE_ARCH_MEMMOVE |
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| 95 | extern void * memmove(void *,const void *,__kernel_size_t); |
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| 96 | #endif |
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| 97 | #ifndef __HAVE_ARCH_MEMSCAN |
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| 98 | extern void * memscan(void *,int,__kernel_size_t); |
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| 99 | #endif |
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| 100 | #ifndef __HAVE_ARCH_MEMCMP |
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| 101 | extern int memcmp(const void *,const void *,__kernel_size_t); |
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| 102 | #endif |
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| 103 | #ifndef __HAVE_ARCH_MEMCHR |
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| 104 | extern void * memchr(const void *,int,__kernel_size_t); |
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| 105 | #endif |
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| 106 | |||
| 107 | extern char *kstrdup(const char *s, gfp_t gfp); |
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| 108 | extern char *kstrndup(const char *s, size_t len, gfp_t gfp); |
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| 109 | extern void *kmemdup(const void *src, size_t len, gfp_t gfp); |
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| 110 | |||
| 111 | extern char **argv_split(gfp_t gfp, const char *str, int *argcp); |
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| 112 | extern void argv_free(char **argv); |
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| 113 | |||
| 114 | extern bool sysfs_streq(const char *s1, const char *s2); |
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| 115 | |||
| 116 | #ifdef CONFIG_BINARY_PRINTF |
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| 117 | int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args); |
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| 118 | int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf); |
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| 119 | int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4); |
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| 120 | #endif |
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| 121 | |||
| 122 | extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos, |
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| 123 | const void *from, size_t available); |
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| 124 | |||
| 125 | /** |
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| 126 | * strstarts - does @str start with @prefix? |
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| 127 | * @str: string to examine |
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| 128 | * @prefix: prefix to look for. |
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| 129 | */ |
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| 130 | static inline bool strstarts(const char *str, const char *prefix) |
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| 131 | { |
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| 132 | return strncmp(str, prefix, strlen(prefix)) == 0; |
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| 133 | } |
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| 134 | #endif |
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| 135 | #endif /* _LINUX_STRING_H_ */ |