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/* |
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* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
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* |
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* Copyright (c) 1997-2015 ircd-hybrid development team |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
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* USA |
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*/ |
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|
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/*! \file parse.h |
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* \brief A header for the message parser. |
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* \version $Id$ |
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*/ |
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|
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#ifndef INCLUDED_parse_h |
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#define INCLUDED_parse_h |
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|
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struct Client; |
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|
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|
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/* |
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* m_functions execute protocol messages on this server: |
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* int m_func(struct Client *source_p, int parc, char *parv[]); |
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* |
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* source_p is the source of the message, defined by the |
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* prefix part of the message if present. If not |
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* then it is the client of the physical connection. |
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* Note that prefixes are only taken from servers. |
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* |
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* parc number of variable parameter strings (if zero, |
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* parv is allowed to be NULL) |
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* |
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* parv a NULL terminated list of parameter pointers, |
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* |
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* parv[0] command |
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* parv[1]...parv[parc - 1] pointers to additional parameters |
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* parv[parc] == NULL, *always* |
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* |
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* note: it is guaranteed that parv[0]..parv[parc - 1] are all |
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* non-NULL pointers. |
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*/ |
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|
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/* |
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* MessageHandler |
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*/ |
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typedef enum HandlerType |
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{ |
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UNREGISTERED_HANDLER, |
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CLIENT_HANDLER, |
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SERVER_HANDLER, |
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ENCAP_HANDLER, |
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OPER_HANDLER, |
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LAST_HANDLER_TYPE |
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} HandlerType; |
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|
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typedef int (*MessageHandler)(struct Client *, int, char *[]); |
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|
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/* |
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* Message table structure |
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*/ |
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struct Message |
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{ |
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const char *cmd; |
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void *extra; |
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unsigned int count; /* number of times command used */ |
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unsigned int rcount; /* number of times command used by server */ |
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unsigned int args_min; /* at least this many args must be passed |
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* or an error will be sent to the user |
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* before the m_func is even called |
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*/ |
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unsigned int args_max; /* maximum permitted parameters */ |
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unsigned int flags; |
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uint64_t bytes; /* bytes received for this message */ |
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|
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/* handlers: |
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* UNREGISTERED, CLIENT, SERVER, ENCAP, OPER, LAST |
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*/ |
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MessageHandler handlers[LAST_HANDLER_TYPE]; |
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}; |
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|
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/* |
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* Constants |
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*/ |
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#define MFLG_EXTRA 0x00000001U |
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#define MAXPARA 15 |
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|
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extern void parse(struct Client *, char *, char *); |
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extern void mod_add_cmd(struct Message *); |
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extern void mod_del_cmd(struct Message *); |
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extern struct Message *find_command(const char *); |
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extern void report_messages(struct Client *); |
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|
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/* generic handlers */ |
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extern int m_ignore(struct Client *, int, char *[]); |
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extern int m_not_oper(struct Client *, int, char *[]); |
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extern int m_registered(struct Client *, int, char *[]); |
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extern int m_unregistered(struct Client *, int, char *[]); |
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#endif /* INCLUDED_parse_h */ |
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