--- /dev/null
+/*
+ * IRC - Internet Relay Chat, include/uping.h
+ * Copyright (C) 1995 Carlo Wood
+ *
+ * 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, 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.
+ *
+ * $Id$
+ */
+#ifndef INCLUDED_uping_h
+#define INCLUDED_uping_h
+#ifndef INCLUDED_sys_types_h
+#include <sys/types.h>
+#define INCLUDED_sys_types_h
+#endif
+#ifndef INCLUDED_netinet_in_h
+#include <netinet/in.h>
+#define INCLUDED_netinet_in_h
+#endif
+#ifndef INCLUDED_ircd_defs_h
+#include "ircd_defs.h"
+#endif
+
+struct Client;
+
+struct UPing
+{
+ struct UPing* next; /* next ping in list, usually null */
+ int fd; /* socket file descriptor */
+ struct sockaddr_in sin; /* socket name (ip addr, port, family ) */
+ char count; /* number of pings requested */
+ char sent; /* pings sent */
+ char received; /* pings received */
+ char active; /* ping active flag */
+ struct Client* client; /* who requested the pings */
+ time_t lastsent; /* when last ping was sent */
+ time_t timeout; /* current ping timeout time */
+ int ms_min; /* minimum time in milliseconds */
+ int ms_ave; /* average time in milliseconds */
+ int ms_max; /* maximum time in milliseconds */
+ int index; /* index into poll array */
+ char name[HOSTLEN + 1]; /* server name to poing */
+ char buf[BUFSIZE]; /* buffer to hold ping times */
+};
+
+
+/*=============================================================================
+ * Proto types
+ */
+
+extern int setup_ping(void);
+extern void polludp(int fd);
+extern void send_ping(struct UPing* pptr);
+extern void read_ping(struct UPing* pptr);
+extern int m_uping(struct Client *cptr, struct Client *sptr, int parc, char* parv[]);
+extern void end_ping(struct UPing* pptr);
+extern void cancel_ping(struct Client *sptr, struct Client *acptr);
+extern struct UPing* pings_begin(void);
+
+#ifdef DEBUG
+extern void uping_mark_blocks(void);
+#endif
+
+#endif /* INCLUDED_uping_h */