X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/3cd171317f54bc968808d49e3ca87b6c49ccdcdd..8f94d68a09e1103353cc7d1133d6dfdf7d5a920d:/print-ntp.c

diff --git a/print-ntp.c b/print-ntp.c
index 886a45fa..1d32fda8 100644
--- a/print-ntp.c
+++ b/print-ntp.c
@@ -25,30 +25,21 @@
 
 #ifndef lint
 static const char rcsid[] =
-    "@(#) $Header: /tcpdump/master/tcpdump/print-ntp.c,v 1.28 2000-07-01 03:39:07 assar Exp $ (LBL)";
+    "@(#) $Header: /tcpdump/master/tcpdump/print-ntp.c,v 1.36 2002-12-28 17:15:06 hannes Exp $ (LBL)";
 #endif
 
 #ifdef HAVE_CONFIG_H
 #include "config.h"
 #endif
 
-#include <sys/param.h>
-#include <sys/time.h>
-#include <sys/socket.h>
+#include <tcpdump-stdinc.h>
 
-struct mbuf;
-struct rtentry;
-#include <net/if.h>
-
-#include <netinet/in.h>
-#include <netinet/if_ether.h>
-
-#include <ctype.h>
 #include <stdio.h>
 #include <string.h>
 
 #include "interface.h"
 #include "addrtoname.h"
+#include "extract.h"
 #ifdef MODEMASK
 #undef MODEMASK					/* Solaris sucks */
 #endif
@@ -66,7 +57,6 @@ ntp_print(register const u_char *cp, u_int length)
 {
 	register const struct ntpdata *bp;
 	int mode, version, leapind;
-	static char rclock[5];
 
 	bp = (struct ntpdata *)cp;
 	/* Note funny sized packets */
@@ -76,7 +66,7 @@ ntp_print(register const u_char *cp, u_int length)
 	TCHECK(bp->status);
 
 	version = (int)(bp->status & VERSIONMASK) >> 3;
-	printf(" v%d", version);
+	printf("NTPv%d", version);
 
 	leapind = bp->status & LEAPMASK;
 	switch (leapind) {
@@ -131,14 +121,14 @@ ntp_print(register const u_char *cp, u_int length)
 	}
 
 	TCHECK(bp->stratum);
-	printf(" strat %d", bp->stratum);
+	printf(", strat %d", bp->stratum);
 
 	TCHECK(bp->ppoll);
-	printf(" poll %d", bp->ppoll);
+	printf(", poll %d", bp->ppoll);
 
 	/* Can't TCHECK bp->precision bitfield so bp->distance + 0 instead */
 	TCHECK2(bp->distance, 0);
-	printf(" prec %d", bp->precision);
+	printf(", prec %d", bp->precision);
 
 	if (!vflag)
 		return;
@@ -148,11 +138,11 @@ ntp_print(register const u_char *cp, u_int length)
 	p_sfix(&bp->distance);
 
 	TCHECK(bp->dispersion);
-	fputs(" disp ", stdout);
+	fputs(", disp ", stdout);
 	p_sfix(&bp->dispersion);
 
 	TCHECK(bp->refid);
-	fputs(" ref ", stdout);
+	fputs(", ref ", stdout);
 	/* Interpretation depends on stratum */
 	switch (bp->stratum) {
 
@@ -161,9 +151,7 @@ ntp_print(register const u_char *cp, u_int length)
 		break;
 
 	case PRIM_REF:
-		strncpy(rclock, (char *)&(bp->refid), 4);
-		rclock[4] = '\0';
-		fputs(rclock, stdout);
+		fn_printn((u_char *)&(bp->refid), 4, NULL);
 		break;
 
 	case INFO_QUERY:
@@ -210,8 +198,8 @@ p_sfix(register const struct s_fixedpt *sfp)
 	register int f;
 	register float ff;
 
-	i = ntohs(sfp->int_part);
-	f = ntohs(sfp->fraction);
+	i = EXTRACT_16BITS(&sfp->int_part);
+	f = EXTRACT_16BITS(&sfp->fraction);
 	ff = f / 65536.0;	/* shift radix point by 16 bits */
 	f = ff * 1000000.0;	/* Treat fraction as parts per million */
 	printf("%d.%06d", i, f);
@@ -227,8 +215,8 @@ p_ntp_time(register const struct l_fixedpt *lfp)
 	register u_int32_t f;
 	register float ff;
 
-	i = ntohl(lfp->int_part);
-	uf = ntohl(lfp->fraction);
+	i = EXTRACT_32BITS(&lfp->int_part);
+	uf = EXTRACT_32BITS(&lfp->fraction);
 	ff = uf;
 	if (ff < 0.0)		/* some compilers are buggy */
 		ff += FMAXINT;
@@ -249,10 +237,10 @@ p_ntp_delta(register const struct l_fixedpt *olfp,
 	register float ff;
 	int signbit;
 
-	i = ntohl(lfp->int_part) - ntohl(olfp->int_part);
+	i = EXTRACT_32BITS(&lfp->int_part) - EXTRACT_32BITS(&olfp->int_part);
 
-	uf = ntohl(lfp->fraction);
-	ouf = ntohl(olfp->fraction);
+	uf = EXTRACT_32BITS(&lfp->fraction);
+	ouf = EXTRACT_32BITS(&olfp->fraction);
 
 	if (i > 0) {		/* new is definitely greater than old */
 		signbit = 0;
@@ -286,3 +274,4 @@ p_ntp_delta(register const struct l_fixedpt *olfp,
 		putchar('+');
 	printf("%d.%09d", i, f);
 }
+