2 * $Id: aecho.c,v 1.5.8.1 2003-06-06 19:39:34 srittau Exp $
4 * Copyright (c) 1990,1991 Regents of The University of Michigan.
7 * Permission to use, copy, modify, and distribute this software and
8 * its documentation for any purpose and without fee is hereby granted,
9 * provided that the above copyright notice appears in all copies and
10 * that both that copyright notice and this permission notice appear
11 * in supporting documentation, and that the name of The University
12 * of Michigan not be used in advertising or publicity pertaining to
13 * distribution of the software without specific, written prior
14 * permission. This software is supplied as is without expressed or
15 * implied warranties of any kind.
17 * Research Systems Unix Group
18 * The University of Michigan
20 * 535 W. William Street
23 * netatalk@itd.umich.edu
27 * AppleTalk Echo Protocol Client
32 #endif /* HAVE_CONFIG_H */
34 #include <sys/types.h>
35 #include <sys/param.h>
36 #include <sys/socket.h>
46 #endif /* HAVE_NETDB_H */
48 #include <netatalk/endian.h>
49 #include <netatalk/at.h>
50 #include <atalk/compat.h>
51 #include <atalk/aep.h>
52 #include <atalk/nbp.h>
53 #include <atalk/netddp.h>
54 #include <atalk/ddp.h>
55 #include <atalk/util.h>
57 /* FIXME/SOCKLEN_T: socklen_t is a unix98 feature */
59 #define SOCKLEN_T unsigned int
60 #endif /* ! SOCKLEN_T */
62 struct sockaddr_at target;
63 int s, nsent = 0, nrecv = 0;
64 time_t totalms = 0, minms = -1, maxms = -1;
65 static unsigned int pings = 0;
72 printf( "\n----%d.%d AEP Statistics----\n",
73 ntohs( target.sat_addr.s_net ), target.sat_addr.s_node );
74 printf( "%d packets sent, %d packets received, %d%% packet loss\n",
75 nsent, nrecv, (( nsent - nrecv ) * 100 ) / nsent );
77 printf( "round-trip (ms) min/avg/max = %ld/%ld/%ld\n",
78 minms, totalms / nrecv, maxms );
88 static unsigned int seq = 0;
93 memcpy( p, &seq, sizeof( unsigned int ));
94 p += sizeof( unsigned int );
97 if ( gettimeofday( &tv, (struct timezone *)0 ) < 0 ) {
98 perror( "gettimeofday" );
101 memcpy( p, &tv, sizeof( struct timeval ));
102 p += sizeof( struct timeval );
104 if ( netddp_sendto( s, buf, p - buf, 0, (struct sockaddr *) &target,
105 sizeof( struct sockaddr_at )) < 0 ) {
110 if (pings && nsent > pings) done();
120 struct sockaddr_at sat, saddr;
121 struct timeval tv, atv;
123 char *obj = NULL, *type = "Workstation", *zone = "*";
128 char buf[ 1024 ], *p;
134 memset(&saddr, 0, sizeof(saddr));
135 while (( cc = getopt( ac, av, "c:A:" )) != EOF ) {
138 if (!atalk_aton(optarg, &saddr.sat_addr)) {
139 fprintf(stderr, "Bad address.\n");
145 pings = atoi( optarg );
153 if ( ac - optind != 1 ) {
159 * Save the port, since nbp_lookup calls getservbyname() to get the
162 if (( se = getservbyname( "echo", "ddp" )) == NULL )
165 port = ntohs( se->s_port );
167 memset( &target, 0, sizeof( struct sockaddr_at ));
169 target.sat_len = sizeof( struct sockaddr_at );
171 target.sat_family = AF_APPLETALK;
172 if ( !atalk_aton( av[ optind ], &target.sat_addr )) {
173 if ( nbp_name( av[ optind ], &obj, &type, &zone ) || !obj ) {
174 fprintf( stderr, "Bad name: %s\n", av[ optind ] );
177 if ( nbp_lookup( obj, type, zone, &nn, 1, &saddr.sat_addr) <= 0 ) {
178 fprintf( stderr, "Can't find: %s\n", av[ optind ] );
181 memcpy( &target, &nn.nn_sat, sizeof( struct sockaddr_at ));
183 target.sat_port = port;
185 if ((s = netddp_open(saddr.sat_addr.s_net || saddr.sat_addr.s_node ?
186 &saddr : NULL, NULL)) < 0) {
191 sv.sa_handler = aep_send;
192 sigemptyset( &sv.sa_mask );
193 sigaddset( &sv.sa_mask, SIGINT );
194 sv.sa_flags = SA_RESTART;
195 if ( sigaction( SIGALRM, &sv, (struct sigaction *)0 ) < 0 ) {
196 perror( "sigaction" );
200 sv.sa_handler = done;
201 sigemptyset( &sv.sa_mask );
202 sigaddset( &sv.sa_mask, SIGALRM );
203 sv.sa_flags = SA_RESTART;
204 if ( sigaction( SIGINT, &sv, (struct sigaction *)0 ) < 0 ) {
205 perror( "sigaction" );
209 it.it_interval.tv_sec = 1L;
210 it.it_interval.tv_usec = 0L;
211 it.it_value.tv_sec = 1L;
212 it.it_value.tv_usec = 0L;
214 if ( setitimer( ITIMER_REAL, &it, (struct itimerval *)0 ) < 0 ) {
215 perror( "setitimer" );
220 satlen = sizeof( struct sockaddr_at );
221 if (( cc = netddp_recvfrom( s, buf, sizeof( buf ), 0,
222 (struct sockaddr *) &sat,
224 if ( errno == EINTR ) {
228 perror( "recvfrom" );
233 if ( *p++ != DDPTYPE_AEP || *p++ != AEPOP_REPLY ) {
234 fprintf( stderr, "%s: bad packet!\n", av[ 0 ] );
237 if ( gettimeofday( &tv, (struct timezone *)0 ) < 0 ) {
238 perror( "gettimeofday" );
241 memcpy( &seq, p, sizeof( unsigned int ));
242 p += sizeof( unsigned int );
243 memcpy( &atv, p, sizeof( struct timeval ));
245 ms = ( tv.tv_sec - atv.tv_sec ) * 1000 +
246 ( tv.tv_usec - atv.tv_usec ) / 1000;
251 if ( ms < minms || minms == -1 ) {
254 printf( "%d bytes from %u.%u: aep_seq=%d. time=%ld. ms\n",
255 cc, ntohs( sat.sat_addr.s_net ), sat.sat_addr.s_node,
257 if (pings && seq + 1 >= pings) done();
261 void usage( char * av0 )
263 fprintf( stderr, "usage:\t%s [-A source address ] [-c count] ( addr | nbpname )\n", av0 );