/* * irc-core.h - IRC core protocol header * * Copyright (C) 2000 Stefan Jahn <stefan@lkcc.org> * * This 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, or (at your option) * any later version. *  * This software 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 package; see the file COPYING.  If not, write to * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA.   * * $Id: irc-core.h,v 1.12 2001/06/27 20:38:36 ela Exp $ * */#ifndef __IRC_CORE_H__#define __IRC_CORE_H__/* some IRC protocol limitation definitions */#define MAX_NICK_LEN 16     /* maximum nick name length */#define MAX_NAME_LEN 256    /* maximum name length */#define MAX_PARAMS   16     /* parameters */#define MAX_TARGETS  64     /* maximum amount of targets */#define MAX_MSG_LEN  512    /* length of an IRC message *//* IRC server protocol flags */#define IRC_FLAG_SERVER 0x0001#define IRC_FLAG_CLIENT 0x0002/* * This structure defines an IRC target. */typedef struct{  char channel[MAX_NAME_LEN]; /* channel (initiated by '#' or '&') */  char user[MAX_NAME_LEN];    /* user name */  char host[MAX_NAME_LEN];    /* host name (user@host) */  char nick[MAX_NICK_LEN];    /* nick name */  char mask[MAX_NAME_LEN];    /* mask (initiated by '#' or '$' ) */}irc_target_t;/* * Here is a fully IRC request structure defined. This is very useful * when parsing any request and propagating it afterwards. */typedef struct{  /* message origin (optional), initiated by ':' */  char server[MAX_NAME_LEN];     /* server destination */  char nick[MAX_NICK_LEN];       /* nick name */  char user[MAX_NAME_LEN];       /* user name */  char host[MAX_NAME_LEN];       /* host name (!user@host) */  /* the irc command (letters or 3 digits) */  char request[MAX_NAME_LEN];    /* request (numeric or word) */    /*    * parameter list, separated by space(s), initiated by ':' is last   * one also containing space(s)    */  char para[MAX_PARAMS][MAX_MSG_LEN];  int paras;  /* irc targets (used to be within the first parameters) */  irc_target_t target[MAX_TARGETS];  int targets;}irc_request_t;extern irc_request_t irc_request;  /* single IRC request *//* authentification strings */#define IRC_DNS_INIT      "*** Starting DNS lookup ..."#define IRC_DNS_DONE      "*** Successful DNS lookup (cached)."#define IRC_DNS_NOREPLY   "*** No DNS response."#define IRC_IDENT_INIT    "*** Checking Ident ..."#define IRC_IDENT_DONE    "*** Successful Identification."#define IRC_IDENT_NOREPLY "*** No Ident response."/* Some useful function for parsing masks. */int irc_string_equal (char *str1, char *str2);int irc_string_regex (char *text, char *regex);/*  * We need this for a lower case character set, because  * nick names and channel names in IRC are case insensitive. */void irc_create_lcset (void);/* Parsing routines for an IRC request. */int irc_parse_request (char *request, int len);void irc_parse_target (irc_request_t *request, int para);char *irc_get_target (char *para, int nr);/* The standard routine for IRC detection. */int irc_detect_proto (svz_server_t *server, svz_socket_t *sock);int irc_connect_socket (svz_server_t *server, svz_socket_t *sock);int irc_check_request (svz_socket_t *sock);#endif /* __IRC_CORE_H__ */