1 /* $NetBSD: clean_exit.c,v 1.5 2012/03/21 10:10:37 matt Exp $ */ 2 3 /* 4 * clean_exit() cleans up and terminates the program. It should be called 5 * instead of exit() when for some reason the real network daemon will not or 6 * cannot be run. Reason: in the case of a datagram-oriented service we must 7 * discard the not-yet received data from the client. Otherwise, inetd will 8 * see the same datagram again and again, and go into a loop. 9 * 10 * Author: Wietse Venema, Eindhoven University of Technology, The Netherlands. 11 */ 12 13 #include <sys/cdefs.h> 14 #ifndef lint 15 #if 0 16 static char sccsid[] = "@(#) clean_exit.c 1.4 94/12/28 17:42:19"; 17 #else 18 __RCSID("$NetBSD: clean_exit.c,v 1.5 2012/03/21 10:10:37 matt Exp $"); 19 #endif 20 #endif 21 22 #include <stdio.h> 23 #include <stdlib.h> 24 #include <unistd.h> 25 26 #include "tcpd.h" 27 28 /* clean_exit - clean up and exit */ 29 30 void 31 clean_exit(struct request_info *request) 32 { 33 34 /* 35 * In case of unconnected protocols we must eat up the not-yet received 36 * data or inetd will loop. 37 */ 38 39 if (request->sink) 40 request->sink(request->fd); 41 42 /* 43 * Be kind to the inetd. We already reported the problem via the syslogd, 44 * and there is no need for additional garbage in the logfile. 45 */ 46 47 sleep(5); 48 exit(0); 49 } 50