/* * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). * hook.h: A header for the hooks into parts of ircd. * * 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: hook.h 33 2005-10-02 20:50:00Z knight $ */ #ifndef __HOOK_H_INCLUDED #define __HOOK_H_INCLUDED #include "tools.h" #define HOOK_V2 typedef void *CBFUNC(va_list); struct Callback { char *name; dlink_list chain; dlink_node node; unsigned int called; time_t last; }; struct Client; extern dlink_list callback_list; /* listing/debugging purposes */ extern struct Callback *register_callback(const char *, CBFUNC *); extern void *execute_callback(struct Callback *, ...); extern struct Callback *find_callback(const char *); extern dlink_node *install_hook(struct Callback *, CBFUNC *); extern void uninstall_hook(struct Callback *, CBFUNC *); extern void *pass_callback(dlink_node *, ...); extern void stats_hooks(struct Client *); #define is_callback_present(c) (!!dlink_list_length(&c->chain)) #endif