/[svn]/ircd-hybrid-7.3/include/irc_string.h
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Contents of /ircd-hybrid-7.3/include/irc_string.h

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Revision 1029 - (show annotations)
Sun Nov 8 13:10:50 2009 UTC (10 years, 8 months ago) by michael
File MIME type: text/x-csrc
File size: 5520 byte(s)
- branch off trunk to create 7.3 branch
1 /*
2 * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 * irc_string.h: A header for the ircd string functions.
4 *
5 * Copyright (C) 2002 by the past and present ircd coders, and others.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 * USA
21 *
22 * $Id$
23 */
24
25 #ifndef INCLUDED_irc_string_h
26 #define INCLUDED_irc_string_h
27
28 #include "config.h"
29
30 extern int ircd_pcre_exec(const void *, const char *);
31 extern void *ircd_pcre_compile(const char *, const char **);
32
33 /*
34 * match - compare name with mask, mask may contain * and ? as wildcards
35 * match - returns 1 on successful match, 0 otherwise
36 *
37 * match_esc - compare with support for escaping chars
38 * match_chan - like match_esc with first character auto-escaped
39 */
40 extern int match(const char *, const char *);
41 extern int match_esc(const char *, const char *);
42 extern int match_chan(const char *, const char *);
43
44 /*
45 * collapse - collapse a string in place, converts multiple adjacent *'s
46 * into a single *.
47 * collapse - modifies the contents of pattern
48 *
49 * collapse_esc() - collapse with support for escaping chars
50 */
51 extern char *collapse(char *);
52 extern char *collapse_esc(char *);
53
54 /*
55 * NOTE: The following functions are NOT the same as strcasecmp
56 * and strncasecmp! These functions use the Finnish (RFC1459)
57 * character set. Do not replace!
58 *
59 * irccmp - case insensitive comparison of s1 and s2
60 */
61 extern int irccmp(const char *, const char *);
62
63 /*
64 * ircncmp - counted case insensitive comparison of s1 and s2
65 */
66 extern int ircncmp(const char *, const char *, size_t);
67
68 /*
69 * inetntoa - optimized inet_ntoa
70 */
71 extern const char *inetntoa(const char *);
72
73 /* XXX
74 * inetntop()
75 * portable interface for inet_ntop(), kludge; please use inet_ntop if possible
76 * since inet_misc has a more conformant one
77 */
78 extern const char *inetntop(int, const void *, char *, unsigned int);
79
80 #ifndef HAVE_STRLCPY
81 extern size_t strlcpy(char *, const char *, size_t);
82 #endif
83
84 #ifndef HAVE_STRLCAT
85 extern size_t strlcat(char *, const char *, size_t);
86 #endif
87
88 extern const char *libio_basename(const char *);
89
90 /*
91 * clean_string - cleanup control and high ascii characters
92 * -Dianora
93 */
94 extern char *clean_string(char *, const unsigned char *, size_t);
95
96 /*
97 * strip_tabs - convert tabs to spaces
98 * - jdc
99 */
100 extern void strip_tabs(char *, const char *, size_t);
101
102 const char *myctime(time_t);
103
104 #define EmptyString(x) (!(x) || (*(x) == '\0'))
105
106 #ifndef HAVE_STRTOK_R
107 extern char *strtoken(char **, char *, const char *);
108 #endif
109
110 /*
111 * character macros
112 */
113 extern const unsigned char ToLowerTab[];
114 #define ToLower(c) (ToLowerTab[(unsigned char)(c)])
115
116 extern const unsigned char ToUpperTab[];
117 #define ToUpper(c) (ToUpperTab[(unsigned char)(c)])
118
119 extern const unsigned int CharAttrs[];
120
121 #define PRINT_C 0x00001
122 #define CNTRL_C 0x00002
123 #define ALPHA_C 0x00004
124 #define PUNCT_C 0x00008
125 #define DIGIT_C 0x00010
126 #define SPACE_C 0x00020
127 #define NICK_C 0x00040
128 #define CHAN_C 0x00080
129 #define KWILD_C 0x00100
130 #define CHANPFX_C 0x00200
131 #define USER_C 0x00400
132 #define HOST_C 0x00800
133 #define NONEOS_C 0x01000
134 #define SERV_C 0x02000
135 #define EOL_C 0x04000
136 #define MWILD_C 0x08000
137 #define VCHAN_C 0x10000
138
139 #define IsVisibleChanChar(c) (CharAttrs[(unsigned char)(c)] & VCHAN_C)
140 #define IsHostChar(c) (CharAttrs[(unsigned char)(c)] & HOST_C)
141 #define IsUserChar(c) (CharAttrs[(unsigned char)(c)] & USER_C)
142 #define IsChanPrefix(c) (CharAttrs[(unsigned char)(c)] & CHANPFX_C)
143 #define IsChanChar(c) (CharAttrs[(unsigned char)(c)] & CHAN_C)
144 #define IsKWildChar(c) (CharAttrs[(unsigned char)(c)] & KWILD_C)
145 #define IsMWildChar(c) (CharAttrs[(unsigned char)(c)] & MWILD_C)
146 #define IsNickChar(c) (CharAttrs[(unsigned char)(c)] & NICK_C)
147 #define IsServChar(c) (CharAttrs[(unsigned char)(c)] & (NICK_C | SERV_C))
148 #define IsCntrl(c) (CharAttrs[(unsigned char)(c)] & CNTRL_C)
149 #define IsAlpha(c) (CharAttrs[(unsigned char)(c)] & ALPHA_C)
150 #define IsSpace(c) (CharAttrs[(unsigned char)(c)] & SPACE_C)
151 #define IsLower(c) (IsAlpha((c)) && ((unsigned char)(c) > 0x5f))
152 #define IsUpper(c) (IsAlpha((c)) && ((unsigned char)(c) < 0x60))
153 #define IsDigit(c) (CharAttrs[(unsigned char)(c)] & DIGIT_C)
154 #define IsXDigit(c) (IsDigit(c) || ('a' <= (c) && (c) <= 'f') || \
155 ('A' <= (c) && (c) <= 'F'))
156 #define IsAlNum(c) (CharAttrs[(unsigned char)(c)] & (DIGIT_C | ALPHA_C))
157 #define IsPrint(c) (CharAttrs[(unsigned char)(c)] & PRINT_C)
158 #define IsAscii(c) ((unsigned char)(c) < 0x80)
159 #define IsGraph(c) (IsPrint((c)) && ((unsigned char)(c) != 0x32))
160 #define IsPunct(c) (!(CharAttrs[(unsigned char)(c)] & \
161 (CNTRL_C | ALPHA_C | DIGIT_C)))
162
163 #define IsNonEOS(c) (CharAttrs[(unsigned char)(c)] & NONEOS_C)
164 #define IsEol(c) (CharAttrs[(unsigned char)(c)] & EOL_C)
165
166 #endif /* INCLUDED_irc_string_h */

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