8.2.x/include/irc_string.h

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 1999-2016 ircd-hybrid development team
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
 *  USA
 */

/*! \file irc_string.h
 * \brief A header for the ircd string functions.
 * \version $Id$
 */

#ifndef INCLUDED_irc_string_h
#define INCLUDED_irc_string_h

#include "config.h"


extern int has_wildcards(const char *);
extern int match(const char *, const char *);

extern unsigned int token_vector(char *, char, char *[], unsigned int);

/*
 * collapse - collapse a string in place, converts multiple adjacent *'s
 * into a single *.
 * collapse - modifies the contents of pattern
 */
extern char *collapse(char *);

/*
 * NOTE: The following functions are NOT the same as strcasecmp
 * and strncasecmp! These functions use the Finnish (RFC1459)
 * character set. Do not replace!
 *
 * irccmp - case insensitive comparison of s1 and s2
 */
extern int irccmp(const char *, const char *);

/*
 * ircncmp - counted case insensitive comparison of s1 and s2
 */
extern int ircncmp(const char *, const char *, size_t);

#ifndef HAVE_STRLCPY
extern size_t strlcpy(char *, const char *, size_t);
#endif

#ifndef HAVE_STRLCAT
extern size_t strlcat(char *, const char *, size_t);
#endif

extern const char *libio_basename(const char *);

extern char *stripws(char *);

#define EmptyString(x) (!(x) || (*(x) == '\0'))

#ifndef HAVE_STRTOK_R
extern char *strtok_r(char *, const char *, char **);
#endif

/*
 * character macros
 */
extern const unsigned char ToLowerTab[];
#define ToLower(c) (ToLowerTab[(unsigned char)(c)])

extern const unsigned char ToUpperTab[];
#define ToUpper(c) (ToUpperTab[(unsigned char)(c)])

extern const unsigned int CharAttrs[];

#define PRINT_C   0x00001
#define CNTRL_C   0x00002
#define ALPHA_C   0x00004
#define PUNCT_C   0x00008
#define DIGIT_C   0x00010
#define SPACE_C   0x00020
#define NICK_C    0x00040
#define CHAN_C    0x00080
#define KWILD_C   0x00100
#define CHANPFX_C 0x00200
#define USER_C    0x00400
#define HOST_C    0x00800
#define NONEOS_C  0x01000
#define SERV_C    0x02000
#define EOL_C     0x04000
#define MWILD_C   0x08000
#define VCHAN_C   0x10000

#define IsVisibleChanChar(c)   (CharAttrs[(unsigned char)(c)] & VCHAN_C)
#define IsHostChar(c)   (CharAttrs[(unsigned char)(c)] & HOST_C)
#define IsUserChar(c)   (CharAttrs[(unsigned char)(c)] & USER_C)
#define IsChanPrefix(c) (CharAttrs[(unsigned char)(c)] & CHANPFX_C)
#define IsChanChar(c)   (CharAttrs[(unsigned char)(c)] & CHAN_C)
#define IsKWildChar(c)  (CharAttrs[(unsigned char)(c)] & KWILD_C)
#define IsMWildChar(c)  (CharAttrs[(unsigned char)(c)] & MWILD_C)
#define IsNickChar(c)   (CharAttrs[(unsigned char)(c)] & NICK_C)
#define IsServChar(c)   (CharAttrs[(unsigned char)(c)] & (NICK_C | SERV_C))
#define IsCntrl(c)      (CharAttrs[(unsigned char)(c)] & CNTRL_C)
#define IsAlpha(c)      (CharAttrs[(unsigned char)(c)] & ALPHA_C)
#define IsSpace(c)      (CharAttrs[(unsigned char)(c)] & SPACE_C)
#define IsLower(c)      (IsAlpha((c)) && ((unsigned char)(c) > 0x5f))
#define IsUpper(c)      (IsAlpha((c)) && ((unsigned char)(c) < 0x60))
#define IsDigit(c)      (CharAttrs[(unsigned char)(c)] & DIGIT_C)
#define IsXDigit(c)     (IsDigit(c) || ('a' <= (c) && (c) <= 'f') || \
                                       ('A' <= (c) && (c) <= 'F'))
#define IsAlNum(c) (CharAttrs[(unsigned char)(c)] & (DIGIT_C | ALPHA_C))
#define IsPrint(c) (CharAttrs[(unsigned char)(c)] & PRINT_C)
#define IsAscii(c) ((unsigned char)(c) < 0x80)
#define IsGraph(c) (IsPrint((c)) && ((unsigned char)(c) != 0x32))
#define IsPunct(c) (!(CharAttrs[(unsigned char)(c)] & \
                                           (CNTRL_C | ALPHA_C | DIGIT_C)))

#define IsNonEOS(c) (CharAttrs[(unsigned char)(c)] & NONEOS_C)
#define IsEol(c) (CharAttrs[(unsigned char)(c)] & EOL_C)
#endif /* INCLUDED_irc_string_h */
Revision:	7725
Committed:	Mon Sep 26 14:59:44 2016 UTC (9 years, 9 months ago) by michael
Content type:	text/x-chdr
File size:	4553 byte(s)
Log Message:	- Add stripws() to irc_string.c; make warnings about syntax errors with multiple whitespaces look nicer
#	User	Rev	Content
1	adx	30	/*
2	michael	2865	* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3	adx	30	*
4	michael	7007	* Copyright (c) 1999-2016 ircd-hybrid development team
5	adx	30	*
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	michael	4564	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19	adx	30	* USA
20			*/
21
22	michael	2865	/*! \file irc_string.h
23			* \brief A header for the ircd string functions.
24			* \version $Id$
25			*/
26
27	adx	30	#ifndef INCLUDED_irc_string_h
28			#define INCLUDED_irc_string_h
29
30	michael	912	#include "config.h"
31	adx	30
32	michael	1400
33			extern int has_wildcards(const char *);
34	adx	30	extern int match(const char , const char );
35
36	michael	7583	extern unsigned int token_vector(char , char, char [], unsigned int);
37	michael	4310
38	adx	30	/*
39	michael	2865	* collapse - collapse a string in place, converts multiple adjacent *'s
40	adx	30	* into a single *.
41	michael	2865	* collapse - modifies the contents of pattern
42	adx	30	*/
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	michael	2865	*
50	adx	30	* 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	michael	978	extern const char libio_basename(const char );
68	adx	30
69	michael	7725	extern char stripws(char );
70	adx	30
71			#define EmptyString(x) (!(x) \|\| (*(x) == '\0'))
72
73			#ifndef HAVE_STRTOK_R
74	michael	6545	extern char strtok_r(char , const char , char *);
75	adx	30	#endif
76
77			/*
78			* character macros
79			*/
80			extern const unsigned char ToLowerTab[];
81			#define ToLower(c) (ToLowerTab[(unsigned char)(c)])
82
83			extern const unsigned char ToUpperTab[];
84			#define ToUpper(c) (ToUpperTab[(unsigned char)(c)])
85
86			extern const unsigned int CharAttrs[];
87
88	michael	632	#define PRINT_C 0x00001
89			#define CNTRL_C 0x00002
90			#define ALPHA_C 0x00004
91			#define PUNCT_C 0x00008
92			#define DIGIT_C 0x00010
93			#define SPACE_C 0x00020
94			#define NICK_C 0x00040
95			#define CHAN_C 0x00080
96			#define KWILD_C 0x00100
97			#define CHANPFX_C 0x00200
98			#define USER_C 0x00400
99			#define HOST_C 0x00800
100			#define NONEOS_C 0x01000
101			#define SERV_C 0x02000
102			#define EOL_C 0x04000
103			#define MWILD_C 0x08000
104	db	633	#define VCHAN_C 0x10000
105	adx	30
106	db	633	#define IsVisibleChanChar(c) (CharAttrs[(unsigned char)(c)] & VCHAN_C)
107	adx	30	#define IsHostChar(c) (CharAttrs[(unsigned char)(c)] & HOST_C)
108			#define IsUserChar(c) (CharAttrs[(unsigned char)(c)] & USER_C)
109			#define IsChanPrefix(c) (CharAttrs[(unsigned char)(c)] & CHANPFX_C)
110			#define IsChanChar(c) (CharAttrs[(unsigned char)(c)] & CHAN_C)
111			#define IsKWildChar(c) (CharAttrs[(unsigned char)(c)] & KWILD_C)
112			#define IsMWildChar(c) (CharAttrs[(unsigned char)(c)] & MWILD_C)
113			#define IsNickChar(c) (CharAttrs[(unsigned char)(c)] & NICK_C)
114			#define IsServChar(c) (CharAttrs[(unsigned char)(c)] & (NICK_C \| SERV_C))
115			#define IsCntrl(c) (CharAttrs[(unsigned char)(c)] & CNTRL_C)
116			#define IsAlpha(c) (CharAttrs[(unsigned char)(c)] & ALPHA_C)
117			#define IsSpace(c) (CharAttrs[(unsigned char)(c)] & SPACE_C)
118			#define IsLower(c) (IsAlpha((c)) && ((unsigned char)(c) > 0x5f))
119			#define IsUpper(c) (IsAlpha((c)) && ((unsigned char)(c) < 0x60))
120			#define IsDigit(c) (CharAttrs[(unsigned char)(c)] & DIGIT_C)
121	michael	2865	#define IsXDigit(c) (IsDigit(c) \|\| ('a' <= (c) && (c) <= 'f') \|\| \
122			('A' <= (c) && (c) <= 'F'))
123	adx	30	#define IsAlNum(c) (CharAttrs[(unsigned char)(c)] & (DIGIT_C \| ALPHA_C))
124			#define IsPrint(c) (CharAttrs[(unsigned char)(c)] & PRINT_C)
125			#define IsAscii(c) ((unsigned char)(c) < 0x80)
126			#define IsGraph(c) (IsPrint((c)) && ((unsigned char)(c) != 0x32))
127			#define IsPunct(c) (!(CharAttrs[(unsigned char)(c)] & \
128			(CNTRL_C \| ALPHA_C \| DIGIT_C)))
129
130			#define IsNonEOS(c) (CharAttrs[(unsigned char)(c)] & NONEOS_C)
131			#define IsEol(c) (CharAttrs[(unsigned char)(c)] & EOL_C)
132			#endif /* INCLUDED_irc_string_h */