/[svn]/ircd-hybrid/trunk/include/irc_string.h
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Contents of /ircd-hybrid/trunk/include/irc_string.h

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Revision 9857 - (show annotations)
Fri Jan 1 04:43:22 2021 UTC (19 months, 1 week ago) by michael
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1 /*
2 * ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3 *
4 * Copyright (c) 1999-2021 ircd-hybrid development team
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19 * USA
20 */
21
22 /*! \file irc_string.h
23 * \brief A header for the ircd string functions.
24 * \version $Id$
25 */
26
27 #ifndef INCLUDED_irc_string_h
28 #define INCLUDED_irc_string_h
29
30 #include "config.h"
31
32
33 extern bool has_wildcards(const char *);
34 extern int match(const char *, const char *);
35
36 extern unsigned int token_vector(char *, char, char *[], unsigned int);
37
38 /*
39 * collapse - collapse a string in place, converts multiple adjacent *'s
40 * into a single *.
41 * collapse - modifies the contents of pattern
42 */
43 extern char *collapse(char *);
44
45 /*
46 * NOTE: The following functions are NOT the same as strcasecmp
47 * and strncasecmp! These functions use the Finnish (RFC1459)
48 * character set. Do not replace!
49 *
50 * irccmp - case insensitive comparison of s1 and s2
51 */
52 extern int irccmp(const char *, const char *);
53
54 /*
55 * ircncmp - counted case insensitive comparison of s1 and s2
56 */
57 extern int ircncmp(const char *, const char *, size_t);
58
59 #ifndef HAVE_STRLCPY
60 extern size_t strlcpy(char *, const char *, size_t);
61 #endif
62
63 #ifndef HAVE_STRLCAT
64 extern size_t strlcat(char *, const char *, size_t);
65 #endif
66
67 extern const char *libio_basename(const char *);
68
69 extern const char *stripws(char *);
70
71 #define EmptyString(x) (!(x) || (*(x) == '\0'))
72
73 /*
74 * character macros
75 */
76 extern const unsigned char ToLowerTab[];
77 #define ToLower(c) (ToLowerTab[(unsigned char)(c)])
78
79 extern const unsigned char ToUpperTab[];
80 #define ToUpper(c) (ToUpperTab[(unsigned char)(c)])
81
82 extern const unsigned int CharAttrs[];
83
84 enum
85 {
86 PRINT_C = 1 << 0,
87 CNTRL_C = 1 << 1,
88 ALPHA_C = 1 << 2,
89 PUNCT_C = 1 << 3,
90 DIGIT_C = 1 << 4,
91 SPACE_C = 1 << 5,
92 NICK_C = 1 << 6,
93 CHAN_C = 1 << 7,
94 KWILD_C = 1 << 8,
95 CHANPFX_C = 1 << 9,
96 USER_C = 1 << 10,
97 HOST_C = 1 << 11,
98 NONEOS_C = 1 << 12,
99 SERV_C = 1 << 13,
100 EOL_C = 1 << 14,
101 MWILD_C = 1 << 15,
102 VCHAN_C = 1 << 16
103 };
104
105 #define IsVisibleChanChar(c) (CharAttrs[(unsigned char)(c)] & VCHAN_C)
106 #define IsHostChar(c) (CharAttrs[(unsigned char)(c)] & HOST_C)
107 #define IsUserChar(c) (CharAttrs[(unsigned char)(c)] & USER_C)
108 #define IsChanPrefix(c) (CharAttrs[(unsigned char)(c)] & CHANPFX_C)
109 #define IsChanChar(c) (CharAttrs[(unsigned char)(c)] & CHAN_C)
110 #define IsKWildChar(c) (CharAttrs[(unsigned char)(c)] & KWILD_C)
111 #define IsMWildChar(c) (CharAttrs[(unsigned char)(c)] & MWILD_C)
112 #define IsNickChar(c) (CharAttrs[(unsigned char)(c)] & NICK_C)
113 #define IsServChar(c) (CharAttrs[(unsigned char)(c)] & (NICK_C | SERV_C))
114 #define IsCntrl(c) (CharAttrs[(unsigned char)(c)] & CNTRL_C)
115 #define IsAlpha(c) (CharAttrs[(unsigned char)(c)] & ALPHA_C)
116 #define IsSpace(c) (CharAttrs[(unsigned char)(c)] & SPACE_C)
117 #define IsLower(c) (IsAlpha((c)) && ((unsigned char)(c) > 0x5f))
118 #define IsUpper(c) (IsAlpha((c)) && ((unsigned char)(c) < 0x60))
119 #define IsDigit(c) (CharAttrs[(unsigned char)(c)] & DIGIT_C)
120 #define IsXDigit(c) (IsDigit(c) || ('a' <= (c) && (c) <= 'f') || \
121 ('A' <= (c) && (c) <= 'F'))
122 #define IsAlNum(c) (CharAttrs[(unsigned char)(c)] & (DIGIT_C | ALPHA_C))
123 #define IsPrint(c) (CharAttrs[(unsigned char)(c)] & PRINT_C)
124 #define IsAscii(c) ((unsigned char)(c) < 0x80)
125 #define IsGraph(c) (IsPrint((c)) && ((unsigned char)(c) != 0x32))
126 #define IsPunct(c) (!(CharAttrs[(unsigned char)(c)] & \
127 (CNTRL_C | ALPHA_C | DIGIT_C)))
128
129 #define IsNonEOS(c) (CharAttrs[(unsigned char)(c)] & NONEOS_C)
130 #define IsEol(c) (CharAttrs[(unsigned char)(c)] & EOL_C)
131 #endif /* INCLUDED_irc_string_h */

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