shadowircd / include / s_auth.h

/*
 *  ircd-ratbox: A slightly useful ircd.
 *  s_auth.h: A header for the ident 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: s_auth.h 6 2005-09-10 01:02:21Z nenolod $
 */

#ifndef INCLUDED_s_auth_h
#define INCLUDED_s_auth_h

#include "config.h"
#include "res.h"
/* 
 * How many auth allocations to allocate in a block. I'm guessing that
 * a good number here is 64, because these are temporary and don't live
 * as long as clients do.
 *     -- adrian
 */
#define	AUTH_BLOCK_SIZE		64

struct Client;

struct AuthRequest
{
	rb_dlink_node node;
	struct Client *client;	/* pointer to client struct for request */
	struct DNSQuery dns_query; /* DNS Query */
	unsigned int flags;	/* current state of request */
	rb_fde_t *F;		/* file descriptor for auth queries */
	time_t timeout;		/* time when query expires */
#ifdef RB_IPV6
	int ip6_int;
#endif
};

/*
 * flag values for AuthRequest
 * NAMESPACE: AM_xxx - Authentication Module
 */
#define AM_AUTH_CONNECTING   (1 << 0)
#define AM_AUTH_PENDING      (1 << 1)
#define AM_DNS_PENDING       (1 << 2)

#define SetDNSPending(x)     ((x)->flags |= AM_DNS_PENDING)
#define ClearDNSPending(x)   ((x)->flags &= ~AM_DNS_PENDING)
#define IsDNSPending(x)      ((x)->flags &  AM_DNS_PENDING)

#define SetAuthConnect(x)    ((x)->flags |= AM_AUTH_CONNECTING)
#define ClearAuthConnect(x)  ((x)->flags &= ~AM_AUTH_CONNECTING)
#define IsAuthConnect(x)     ((x)->flags &  AM_AUTH_CONNECTING)

#define SetAuthPending(x)    ((x)->flags |= AM_AUTH_PENDING)
#define ClearAuthPending(x)  ((x)->flags &= AM_AUTH_PENDING)
#define IsAuthPending(x)     ((x)->flags &  AM_AUTH_PENDING)

#define ClearAuth(x)         ((x)->flags &= ~(AM_AUTH_PENDING | AM_AUTH_CONNECTING))
#define IsDoingAuth(x)       ((x)->flags &  (AM_AUTH_PENDING | AM_AUTH_CONNECTING))
/* #define SetGotId(x)       ((x)->flags |= FLAGS_GOTID) */



extern void start_auth(struct Client *);
extern void send_auth_query(struct AuthRequest *req);
extern void remove_auth_request(struct AuthRequest *req);
extern void init_auth(void);
extern void delete_auth_queries(struct Client *);

#endif /* INCLUDED_s_auth_h */
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