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Rev | Author | Line No. | Line |
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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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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); |
1408 | serge | 118 | |
119 | extern char *kstrdup(const char *s, gfp_t gfp); |
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120 | extern char *kstrndup(const char *s, size_t len, gfp_t gfp); |
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121 | extern void *kmemdup(const void *src, size_t len, gfp_t gfp); |
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122 | |||
123 | extern char **argv_split(gfp_t gfp, const char *str, int *argcp); |
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124 | extern void argv_free(char **argv); |
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125 | |||
126 | extern bool sysfs_streq(const char *s1, const char *s2); |
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1970 | serge | 127 | extern int strtobool(const char *s, bool *res); |
1408 | serge | 128 | |
129 | #ifdef CONFIG_BINARY_PRINTF |
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130 | int vbin_printf(u32 *bin_buf, size_t size, const char *fmt, va_list args); |
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131 | int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf); |
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132 | int bprintf(u32 *bin_buf, size_t size, const char *fmt, ...) __printf(3, 4); |
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133 | #endif |
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134 | |||
135 | extern ssize_t memory_read_from_buffer(void *to, size_t count, loff_t *ppos, |
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136 | const void *from, size_t available); |
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137 | |||
138 | /** |
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139 | * strstarts - does @str start with @prefix? |
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140 | * @str: string to examine |
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141 | * @prefix: prefix to look for. |
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142 | */ |
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143 | static inline bool strstarts(const char *str, const char *prefix) |
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144 | { |
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145 | return strncmp(str, prefix, strlen(prefix)) == 0; |
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146 | } |
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147 | #endif |
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148 | #endif /* _LINUX_STRING_H_ */ |