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212380e3 AC |
1 | /* |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * irc_string.h: A header for the ircd string functions. | |
4 | * | |
5 | * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center | |
6 | * Copyright (C) 1996-2002 Hybrid Development Team | |
7 | * Copyright (C) 2002-2004 ircd-ratbox development team | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
22 | * USA | |
23 | * | |
d62ae16c | 24 | * $Id: irc_string.h 3538 2007-07-26 14:21:57Z jilles $ |
212380e3 AC |
25 | */ |
26 | ||
27 | #ifndef INCLUDED_irc_string_h | |
28 | #define INCLUDED_irc_string_h | |
29 | ||
30 | #include "setup.h" | |
31 | #include "ircd_defs.h" | |
32 | ||
33 | /* | |
34 | * match - compare name with mask, mask may contain * and ? as wildcards | |
35 | * match - returns 1 on successful match, 0 otherwise | |
36 | * | |
df251055 | 37 | * mask_match - compare one mask to another |
212380e3 AC |
38 | * match_esc - compare with support for escaping chars |
39 | * match_cidr - compares u!h@addr with u!h@addr/cidr | |
40 | * match_ips - compares addr with addr/cidr in ascii form | |
41 | */ | |
42 | extern int match(const char *mask, const char *name); | |
df251055 | 43 | extern int mask_match(const char *oldmask, const char *newmask); |
212380e3 AC |
44 | extern int match_esc(const char *mask, const char *name); |
45 | extern int match_cidr(const char *mask, const char *name); | |
46 | extern int match_ips(const char *mask, const char *name); | |
47 | ||
48 | /* | |
49 | * comp_with_mask - compares to IP address | |
50 | */ | |
51 | int comp_with_mask(void *addr, void *dest, u_int mask); | |
52 | int comp_with_mask_sock(struct sockaddr *addr, struct sockaddr *dest, u_int mask); | |
53 | ||
54 | /* | |
55 | * collapse - collapse a string in place, converts multiple adjacent *'s | |
56 | * into a single *. | |
57 | * collapse - modifies the contents of pattern | |
58 | * | |
59 | * collapse_esc() - collapse with support for escaping chars | |
60 | */ | |
61 | extern char *collapse(char *pattern); | |
62 | extern char *collapse_esc(char *pattern); | |
63 | ||
64 | /* | |
65 | * irccmp - case insensitive comparison of s1 and s2 | |
66 | */ | |
67 | extern int irccmp(const char *s1, const char *s2); | |
68 | /* | |
69 | * ircncmp - counted case insensitive comparison of s1 and s2 | |
70 | */ | |
71 | extern int ircncmp(const char *s1, const char *s2, int n); | |
72 | /* | |
73 | ** canonize - reduce a string of duplicate list entries to contain | |
74 | ** only the unique items. | |
75 | */ | |
76 | #ifdef NO_DUPE_MULTI_MESSAGES | |
77 | extern char *canonize(char *); | |
78 | #endif | |
79 | /* | |
80 | * inetntoa - optimized inet_ntoa | |
81 | */ | |
82 | const char *inetntoa(const char *in_addr); | |
83 | ||
84 | /* | |
85 | * inetntop() | |
86 | * inetpton() | |
87 | * portable interfaces for inet_ntop() and inet_pton() | |
88 | */ | |
89 | const char *inetntop(int af, const void *src, char *dst, unsigned int size); | |
90 | int inetpton(int af, const char *src, void *dst); | |
91 | const char *inetntop_sock(struct sockaddr *src, char *dst, unsigned int size); | |
92 | int inetpton_sock(const char *src, struct sockaddr *dst); | |
93 | ||
94 | #ifndef HAVE_STRLCPY | |
95 | size_t strlcpy(char *dst, const char *src, size_t siz); | |
96 | #endif | |
97 | ||
98 | #ifndef HAVE_STRLCAT | |
99 | size_t strlcat(char *dst, const char *src, size_t siz); | |
100 | #endif | |
101 | ||
212380e3 AC |
102 | /* |
103 | * clean_string - cleanup control and high ascii characters | |
104 | * -Dianora | |
105 | */ | |
106 | char *clean_string(char *dest, const unsigned char *src, size_t len); | |
107 | ||
108 | /* | |
109 | * strip_colour - remove colour codes from a string | |
110 | * -asuffield (?) | |
111 | */ | |
112 | char *strip_colour(char *string); | |
113 | ||
114 | /* | |
115 | * strip_tabs - convert tabs to spaces | |
116 | * - jdc | |
117 | */ | |
118 | char *strip_tabs(char *dest, const unsigned char *src, size_t len); | |
119 | ||
120 | const char *myctime(time_t); | |
121 | ||
d62ae16c | 122 | #define EmptyString(x) ((x) == NULL || *(x) == '\0') |
212380e3 AC |
123 | #define CheckEmpty(x) EmptyString(x) ? "" : x |
124 | ||
125 | char *strtoken(char **save, char *str, const char *fs); | |
126 | ||
127 | unsigned char *ircd_base64_encode(const unsigned char *str, int length); | |
128 | unsigned char *ircd_base64_decode(const unsigned char *str, int length, int *ret); | |
129 | ||
130 | /* | |
131 | * character macros | |
132 | */ | |
133 | extern const unsigned char ToLowerTab[]; | |
134 | #define ToLower(c) (ToLowerTab[(unsigned char)(c)]) | |
135 | ||
136 | extern const unsigned char ToUpperTab[]; | |
137 | #define ToUpper(c) (ToUpperTab[(unsigned char)(c)]) | |
138 | ||
139 | extern const unsigned int CharAttrs[]; | |
140 | ||
141 | #define PRINT_C 0x001 | |
142 | #define CNTRL_C 0x002 | |
143 | #define ALPHA_C 0x004 | |
144 | #define PUNCT_C 0x008 | |
145 | #define DIGIT_C 0x010 | |
146 | #define SPACE_C 0x020 | |
147 | #define NICK_C 0x040 | |
148 | #define CHAN_C 0x080 | |
149 | #define KWILD_C 0x100 | |
150 | #define CHANPFX_C 0x200 | |
151 | #define USER_C 0x400 | |
152 | #define HOST_C 0x800 | |
153 | #define NONEOS_C 0x1000 | |
154 | #define SERV_C 0x2000 | |
155 | #define EOL_C 0x4000 | |
156 | #define MWILD_C 0x8000 | |
157 | #define LET_C 0x10000 /* an actual letter */ | |
158 | #define FCHAN_C 0x20000 /* a 'fake' channel char */ | |
159 | ||
160 | #define IsHostChar(c) (CharAttrs[(unsigned char)(c)] & HOST_C) | |
161 | #define IsUserChar(c) (CharAttrs[(unsigned char)(c)] & USER_C) | |
162 | #define IsChanPrefix(c) (CharAttrs[(unsigned char)(c)] & CHANPFX_C) | |
163 | #define IsChanChar(c) (CharAttrs[(unsigned char)(c)] & CHAN_C) | |
164 | #define IsFakeChanChar(c) (CharAttrs[(unsigned char)(c)] & FCHAN_C) | |
165 | #define IsKWildChar(c) (CharAttrs[(unsigned char)(c)] & KWILD_C) | |
166 | #define IsMWildChar(c) (CharAttrs[(unsigned char)(c)] & MWILD_C) | |
167 | #define IsNickChar(c) (CharAttrs[(unsigned char)(c)] & NICK_C) | |
168 | #define IsServChar(c) (CharAttrs[(unsigned char)(c)] & (NICK_C | SERV_C)) | |
169 | #define IsIdChar(c) (CharAttrs[(unsigned char)(c)] & (DIGIT_C | LET_C)) | |
170 | #define IsLetter(c) (CharAttrs[(unsigned char)(c)] & LET_C) | |
171 | #define IsCntrl(c) (CharAttrs[(unsigned char)(c)] & CNTRL_C) | |
172 | #define IsAlpha(c) (CharAttrs[(unsigned char)(c)] & ALPHA_C) | |
173 | #define IsSpace(c) (CharAttrs[(unsigned char)(c)] & SPACE_C) | |
174 | #define IsLower(c) (IsAlpha((c)) && ((unsigned char)(c) > 0x5f)) | |
175 | #define IsUpper(c) (IsAlpha((c)) && ((unsigned char)(c) < 0x60)) | |
176 | #define IsDigit(c) (CharAttrs[(unsigned char)(c)] & DIGIT_C) | |
177 | #define IsXDigit(c) (IsDigit(c) || ('a' <= (c) && (c) <= 'f') || \ | |
178 | ('A' <= (c) && (c) <= 'F')) | |
179 | #define IsAlNum(c) (CharAttrs[(unsigned char)(c)] & (DIGIT_C | ALPHA_C)) | |
180 | #define IsPrint(c) (CharAttrs[(unsigned char)(c)] & PRINT_C) | |
181 | #define IsAscii(c) ((unsigned char)(c) < 0x80) | |
182 | #define IsGraph(c) (IsPrint((c)) && ((unsigned char)(c) != 0x32)) | |
183 | #define IsPunct(c) (!(CharAttrs[(unsigned char)(c)] & \ | |
184 | (CNTRL_C | ALPHA_C | DIGIT_C))) | |
185 | ||
186 | #define IsNonEOS(c) (CharAttrs[(unsigned char)(c)] & NONEOS_C) | |
187 | #define IsEol(c) (CharAttrs[(unsigned char)(c)] & EOL_C) | |
188 | ||
189 | #endif /* INCLUDED_irc_string_h */ |