/* * ircd-ratbox: A slightly useful ircd. * irc_string.h: A header for the ircd string functions. * * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center * Copyright (C) 1996-2002 Hybrid Development Team * Copyright (C) 2002-2004 ircd-ratbox 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 * USA * * $Id: irc_string.h 3538 2007-07-26 14:21:57Z jilles $ */ #ifndef INCLUDED_irc_string_h #define INCLUDED_irc_string_h #include "setup.h" #include "ircd_defs.h" /* * match - compare name with mask, mask may contain * and ? as wildcards * match - returns 1 on successful match, 0 otherwise * * mask_match - compare one mask to another * match_esc - compare with support for escaping chars * match_cidr - compares u!h@addr with u!h@addr/cidr * match_ips - compares addr with addr/cidr in ascii form */ extern int match(const char *mask, const char *name); extern int mask_match(const char *oldmask, const char *newmask); extern int match_esc(const char *mask, const char *name); extern int match_cidr(const char *mask, const char *name); extern int match_ips(const char *mask, const char *name); /* * comp_with_mask - compares to IP address */ int comp_with_mask(void *addr, void *dest, u_int mask); int comp_with_mask_sock(struct sockaddr *addr, struct sockaddr *dest, u_int mask); /* * 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 *pattern); extern char *collapse_esc(char *pattern); /* * irccmp - case insensitive comparison of s1 and s2 */ extern int irccmp(const char *s1, const char *s2); /* * ircncmp - counted case insensitive comparison of s1 and s2 */ extern int ircncmp(const char *s1, const char *s2, int n); /* ** canonize - reduce a string of duplicate list entries to contain ** only the unique items. */ #ifdef NO_DUPE_MULTI_MESSAGES extern char *canonize(char *); #endif /* * inetntoa - optimized inet_ntoa */ const char *inetntoa(const char *in_addr); /* * inetntop() * inetpton() * portable interfaces for inet_ntop() and inet_pton() */ const char *inetntop(int af, const void *src, char *dst, unsigned int size); int inetpton(int af, const char *src, void *dst); const char *inetntop_sock(struct sockaddr *src, char *dst, unsigned int size); int inetpton_sock(const char *src, struct sockaddr *dst); #ifndef HAVE_STRLCPY size_t strlcpy(char *dst, const char *src, size_t siz); #endif #ifndef HAVE_STRLCAT size_t strlcat(char *dst, const char *src, size_t siz); #endif /* * clean_string - cleanup control and high ascii characters * -Dianora */ char *clean_string(char *dest, const unsigned char *src, size_t len); /* * strip_colour - remove colour codes from a string * -asuffield (?) */ char *strip_colour(char *string); /* * strip_tabs - convert tabs to spaces * - jdc */ char *strip_tabs(char *dest, const unsigned char *src, size_t len); const char *myctime(time_t); #define EmptyString(x) ((x) == NULL || *(x) == '\0') #define CheckEmpty(x) EmptyString(x) ? "" : x char *strtoken(char **save, char *str, const char *fs); /* * 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 0x001 #define CNTRL_C 0x002 #define ALPHA_C 0x004 #define PUNCT_C 0x008 #define DIGIT_C 0x010 #define SPACE_C 0x020 #define NICK_C 0x040 #define CHAN_C 0x080 #define KWILD_C 0x100 #define CHANPFX_C 0x200 #define USER_C 0x400 #define HOST_C 0x800 #define NONEOS_C 0x1000 #define SERV_C 0x2000 #define EOL_C 0x4000 #define MWILD_C 0x8000 #define LET_C 0x10000 /* an actual letter */ #define FCHAN_C 0x20000 /* a 'fake' channel char */ #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 IsFakeChanChar(c) (CharAttrs[(unsigned char)(c)] & FCHAN_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 IsIdChar(c) (CharAttrs[(unsigned char)(c)] & (DIGIT_C | LET_C)) #define IsLetter(c) (CharAttrs[(unsigned char)(c)] & LET_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 */