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212380e3 1/*
a6f63a82 2 * Solanum: a slightly advanced ircd
ab428518 3 * inline/stringops.h: inlined string operations used in a few places
212380e3 4 *
ab428518 5 * Copyright (c) 2005-2008 charybdis development team
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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
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21 */
22
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23#ifndef __INLINE_STRINGOPS_H
24#define __INLINE_STRINGOPS_H
212380e3 25
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26/*
27 * strip_colour - remove colour codes from a string
28 * -asuffield (?)
29 */
30static inline char *
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31strip_colour(char *string)
32{
33 char *c = string;
34 char *c2 = string;
35 char *last_non_space = NULL;
ab428518 36
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37 /* c is source, c2 is target */
38 for(; c && *c; c++)
39 switch (*c)
40 {
41 case 3:
57b1cd5f 42 if(IsDigit(c[1]))
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43 {
44 c++;
57b1cd5f 45 if(IsDigit(c[1]))
212380e3 46 c++;
57b1cd5f 47 if(c[1] == ',' && IsDigit(c[2]))
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48 {
49 c += 2;
57b1cd5f 50 if(IsDigit(c[1]))
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51 c++;
52 }
53 }
54 break;
55 case 2:
aba43ba8 56 case 4:
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57 case 6:
58 case 7:
bd96349c 59 case 15:
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60 case 22:
61 case 23:
62 case 27:
545f0a0f 63 case 29:
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64 case 31:
65 break;
66 case 32:
67 *c2++ = *c;
68 break;
69 default:
70 *c2++ = *c;
71 last_non_space = c2;
72 break;
73 }
ab428518 74
212380e3 75 *c2 = '\0';
ab428518 76
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77 if(last_non_space)
78 *last_non_space = '\0';
ab428518 79
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80 return string;
81}
ab428518 82
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83static inline char *
84strip_unprintable(char *string)
85{
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86 char *c = string;
87 char *c2 = string;
88 char *last_non_space = NULL;
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89
90 /* c is source, c2 is target */
91 for(; c && *c; c++)
92 switch (*c)
93 {
94 case 3:
57b1cd5f 95 if(IsDigit(c[1]))
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96 {
97 c++;
57b1cd5f 98 if(IsDigit(c[1]))
87d38e8c 99 c++;
57b1cd5f 100 if(c[1] == ',' && IsDigit(c[2]))
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101 {
102 c += 2;
57b1cd5f 103 if(IsDigit(c[1]))
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104 c++;
105 }
106 }
107 break;
108 case 32:
109 *c2++ = *c;
110 break;
111 default:
12b3a184 112 if ((unsigned char)*c < 32)
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113 break;
114 *c2++ = *c;
115 last_non_space = c2;
116 break;
117 }
118
119 *c2 = '\0';
120
121 if(last_non_space)
122 *last_non_space = '\0';
123
124 return string;
125}
126
ab428518 127#endif