| 1 | /*
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| 2 | * Copyright (c) 2005 Martin Decky
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| 3 | * Copyright (c) 2011 Oleg Romanenko
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| 4 | * All rights reserved.
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| 5 | *
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| 6 | * Redistribution and use in source and binary forms, with or without
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| 7 | * modification, are permitted provided that the following conditions
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| 8 | * are met:
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| 9 | *
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| 10 | * - Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions and the following disclaimer.
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| 12 | * - Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | * - The name of the author may not be used to endorse or promote products
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| 16 | * derived from this software without specific prior written permission.
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| 17 | *
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| 18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 28 | */
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| 29 |
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| 30 | /** @addtogroup libc
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| 31 | * @{
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| 32 | */
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| 33 | /** @file
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| 34 | */
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| 35 |
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| 36 | #ifndef LIBC_STR_H_
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| 37 | #define LIBC_STR_H_
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| 38 |
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| 39 | #include <mem.h>
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| 40 | #include <sys/types.h>
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| 41 | #include <bool.h>
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| 42 |
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| 43 | #define U_SPECIAL '?'
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| 44 |
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| 45 | /** No size limit constant */
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| 46 | #define STR_NO_LIMIT ((size_t) -1)
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| 47 |
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| 48 | /** Maximum size of a string containing @c length characters */
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| 49 | #define STR_BOUNDS(length) ((length) << 2)
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| 50 |
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| 51 | extern wchar_t str_decode(const char *str, size_t *offset, size_t sz);
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| 52 | extern int chr_encode(const wchar_t ch, char *str, size_t *offset, size_t sz);
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| 53 |
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| 54 | extern size_t str_size(const char *str);
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| 55 | extern size_t wstr_size(const wchar_t *str);
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| 56 |
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| 57 | extern size_t str_lsize(const char *str, size_t max_len);
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| 58 | extern size_t wstr_lsize(const wchar_t *str, size_t max_len);
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| 59 |
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| 60 | extern size_t str_length(const char *str);
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| 61 | extern size_t wstr_length(const wchar_t *wstr);
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| 62 |
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| 63 | extern size_t str_nlength(const char *str, size_t size);
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| 64 | extern size_t wstr_nlength(const wchar_t *str, size_t size);
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| 65 |
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| 66 | extern bool ascii_check(wchar_t ch);
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| 67 | extern bool chr_check(wchar_t ch);
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| 68 | extern bool wstr_is_ascii(const wchar_t *wstr);
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| 69 |
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| 70 | extern int str_cmp(const char *s1, const char *s2);
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| 71 | extern int str_lcmp(const char *s1, const char *s2, size_t max_len);
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| 72 |
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| 73 | extern void str_cpy(char *dest, size_t size, const char *src);
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| 74 | extern void str_ncpy(char *dest, size_t size, const char *src, size_t n);
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| 75 | extern void str_append(char *dest, size_t size, const char *src);
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| 76 |
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| 77 | extern int wstr_to_str(char *dest, size_t size, const wchar_t *src);
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| 78 | extern char *wstr_to_astr(const wchar_t *src);
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| 79 | extern int str_to_wstr(wchar_t *dest, size_t dlen, const char *src);
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| 80 | extern int utf16_to_str(char *dest, size_t size, const uint16_t *src);
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| 81 |
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| 82 | extern char *str_chr(const char *str, wchar_t ch);
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| 83 | extern char *str_rchr(const char *str, wchar_t ch);
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| 84 | extern wchar_t *wstr_chr(const wchar_t *wstr, wchar_t ch);
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| 85 | extern wchar_t *wstr_rchr(const wchar_t *wstr, wchar_t ch);
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| 86 |
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| 87 | extern bool wstr_linsert(wchar_t *str, wchar_t ch, size_t pos, size_t max_pos);
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| 88 | extern bool wstr_remove(wchar_t *str, size_t pos);
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| 89 |
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| 90 | extern char *str_dup(const char *);
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| 91 | extern char *str_ndup(const char *, size_t max_size);
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| 92 |
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| 93 | extern void str_reverse(char* begin, char* end);
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| 94 | extern int size_t_str(size_t value, int base, char* str, size_t size);
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| 95 |
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| 96 | extern int str_uint64(const char *, char **, unsigned int, bool, uint64_t *);
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| 97 | extern int str_size_t(const char *, char **, unsigned int, bool, size_t *);
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| 98 |
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| 99 | extern void order_suffix(const uint64_t, uint64_t *, char *);
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| 100 | extern void bin_order_suffix(const uint64_t, uint64_t *, const char **, bool);
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| 101 |
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| 102 | /*
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| 103 | * TODO: Get rid of this.
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| 104 | */
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| 105 |
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| 106 | extern int stricmp(const char *, const char *);
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| 107 |
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| 108 | extern long int strtol(const char *, char **, int);
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| 109 | extern unsigned long strtoul(const char *, char **, int);
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| 110 |
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| 111 | extern char * strtok_r(char *, const char *, char **);
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| 112 | extern char * strtok(char *, const char *);
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| 113 |
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| 114 | #endif
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| 115 |
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| 116 | /** @}
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| 117 | */
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