-#ifndef S_AUTH_H
-#define S_AUTH_H
+/************************************************************************
+ * IRC - Internet Relay Chat, include/s_auth.h
+ *
+ * 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 1, 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+/** @file
+ * @brief Interface for DNS and ident lookups.
+ * @version $Id$
+ */
+#ifndef INCLUDED_s_auth_h
+#define INCLUDED_s_auth_h
+#ifndef INCLUDED_sys_types_h
+#include <sys/types.h>
+#define INCLUDED_sys_types_h
+#endif
+#ifndef INCLUDED_ircd_events_h
+#include "ircd_events.h"
+#endif
+
+struct Client;
-/*=============================================================================
- * Proto types
+/** Stores state of the DNS and RFC 1413 ident lookups for a client. */
+struct AuthRequest {
+ struct AuthRequest* next; /**< linked list node ptr */
+ struct AuthRequest* prev; /**< linked list node ptr */
+ struct Client* client; /**< pointer to client struct for request */
+ unsigned int flags; /**< current state of request */
+ int fd; /**< file descriptor for auth queries */
+ struct Socket socket; /**< socket descriptor for auth queries */
+ struct Timer timeout; /**< timeout timer for auth queries */
+};
+
+/*
+ * flag values for AuthRequest
+ * NAMESPACE: AM_xxx - Authentication Module
*/
+#define AM_AUTH_CONNECTING 0x01 /**< waiting for ident connect to complete */
+#define AM_AUTH_PENDING 0x02 /**< ident connected, waiting for response */
+#define AM_DNS_PENDING 0x04 /**< dns request sent, waiting for response */
+
+#define AM_SOCKET 0x40 /**< socket structure not destroyed */
+#define AM_TIMEOUT 0x80 /**< timer structure not destroyed */
+
+/** If any of AM_FREE_MASK bits are set, operations are still in progress. */
+#define AM_FREE_MASK (AM_SOCKET | AM_TIMEOUT)
+
+#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))
+
+extern void start_auth(struct Client *);
+extern void read_auth_reply(struct AuthRequest* req);
+extern void send_auth_query(struct AuthRequest* req);
+extern void destroy_auth_request(struct AuthRequest *req, int send_reports);
-extern void start_auth(aClient *cptr);
-extern void send_authports(aClient *cptr);
-extern void read_authports(aClient *cptr);
+#endif /* INCLUDED_s_auth_h */
-#endif /* S_AUTH_H */