/* * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). * irc_string.h: A header for the ircd string functions. * * Copyright (C) 2002 by the past and present ircd coders, and others. * * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA * * $Id: irc_string.h 633 2006-06-01 12:30:29Z db $ */ #ifndef INCLUDED_irc_string_h #define INCLUDED_irc_string_h #include "setup.h" #include "pcre.h" extern int ircd_pcre_exec(const pcre *, const char *); extern pcre *ircd_pcre_compile(const char *, const char **); /* * match - compare name with mask, mask may contain * and ? as wildcards * match - returns 1 on successful match, 0 otherwise * * match_esc - compare with support for escaping chars * match_chan - like match_esc with first character auto-escaped */ extern int match(const char *, const char *); extern int match_esc(const char *, const char *); extern int match_chan(const char *, const char *); /* * collapse - collapse a string in place, converts multiple adjacent *'s * into a single *. * collapse - modifies the contents of pattern * * collapse_esc() - collapse with support for escaping chars */ extern char *collapse(char *); extern char *collapse_esc(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); /* * inetntoa - optimized inet_ntoa */ extern const char *inetntoa(const char *); /* XXX * inetntop() * portable interface for inet_ntop(), kludge; please use inet_ntop if possible * since inet_misc has a more conformant one */ extern const char *inetntop(int, const void *, char *, unsigned int); #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 #ifndef HAVE_SNPRINTF extern int snprintf(char *, size_t, const char *,...); #endif #ifndef HAVE_VSNPRINTF extern int vsnprintf(char *, size_t, const char *, va_list); #endif #ifndef HAVE_BASENAME extern char *basename(char *); #endif /* * clean_string - cleanup control and high ascii characters * -Dianora */ extern char *clean_string(char *, const unsigned char *, size_t); /* * strip_tabs - convert tabs to spaces * - jdc */ extern void strip_tabs(char *, const char *, size_t); const char *myctime(time_t); #define EmptyString(x) (!(x) || (*(x) == '\0')) #ifndef HAVE_STRTOK_R extern char *strtoken(char **, char *, const 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 */