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authorrpaulo <rpaulo@FreeBSD.org>2009-03-20 13:27:51 +0000
committerrpaulo <rpaulo@FreeBSD.org>2009-03-20 13:27:51 +0000
commit04b1d6babecbe3eed463c150b6e933a2b6d342a9 (patch)
tree36afae3dff76dde8d1cee5971ff7f1bc4922ad0f /contrib/tcpdump/print-ntp.c
parent3b74598d7ea581deadb14ec8ba1c77c14295a7c8 (diff)
downloadFreeBSD-src-04b1d6babecbe3eed463c150b6e933a2b6d342a9.zip
FreeBSD-src-04b1d6babecbe3eed463c150b6e933a2b6d342a9.tar.gz
Flatten vendor/tcpdump and remove keyword expansion.
Diffstat (limited to 'contrib/tcpdump/print-ntp.c')
-rw-r--r--contrib/tcpdump/print-ntp.c289
1 files changed, 0 insertions, 289 deletions
diff --git a/contrib/tcpdump/print-ntp.c b/contrib/tcpdump/print-ntp.c
deleted file mode 100644
index 606a654..0000000
--- a/contrib/tcpdump/print-ntp.c
+++ /dev/null
@@ -1,289 +0,0 @@
-/*
- * Copyright (c) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997
- * The Regents of the University of California. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that: (1) source code distributions
- * retain the above copyright notice and this paragraph in its entirety, (2)
- * distributions including binary code include the above copyright notice and
- * this paragraph in its entirety in the documentation or other materials
- * provided with the distribution, and (3) all advertising materials mentioning
- * features or use of this software display the following acknowledgement:
- * ``This product includes software developed by the University of California,
- * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of
- * the University nor the names of its contributors may be used to endorse
- * or promote products derived from this software without specific prior
- * written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
- * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- *
- * Format and print ntp packets.
- * By Jeffrey Mogul/DECWRL
- * loosely based on print-bootp.c
- */
-
-#ifndef lint
-static const char rcsid[] _U_ =
- "@(#) $Header: /tcpdump/master/tcpdump/print-ntp.c,v 1.41.2.1 2005/05/06 07:57:18 guy Exp $ (LBL)";
-#endif
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include <tcpdump-stdinc.h>
-
-#include <stdio.h>
-#include <string.h>
-#ifdef HAVE_STRFTIME
-#include <time.h>
-#endif
-
-#include "interface.h"
-#include "addrtoname.h"
-#include "extract.h"
-#ifdef MODEMASK
-#undef MODEMASK /* Solaris sucks */
-#endif
-#include "ntp.h"
-
-static void p_sfix(const struct s_fixedpt *);
-static void p_ntp_time(const struct l_fixedpt *);
-static void p_ntp_delta(const struct l_fixedpt *, const struct l_fixedpt *);
-
-static struct tok ntp_mode_values[] = {
- { MODE_UNSPEC, "unspecified" },
- { MODE_SYM_ACT, "symmetric active" },
- { MODE_SYM_PAS, "symmetric passive" },
- { MODE_CLIENT, "Client" },
- { MODE_SERVER, "Server" },
- { MODE_BROADCAST, "Broadcast" },
- { MODE_RES1, "Reserved" },
- { MODE_RES2, "Reserved" },
- { 0, NULL }
-};
-
-static struct tok ntp_leapind_values[] = {
- { NO_WARNING, "" },
- { PLUS_SEC, "+1s" },
- { MINUS_SEC, "-1s" },
- { ALARM, "clock unsynchronized" },
- { 0, NULL }
-};
-
-/*
- * Print ntp requests
- */
-void
-ntp_print(register const u_char *cp, u_int length)
-{
- register const struct ntpdata *bp;
- int mode, version, leapind;
-
- bp = (struct ntpdata *)cp;
-
- TCHECK(bp->status);
-
- version = (int)(bp->status & VERSIONMASK) >> 3;
- printf("NTPv%d", version);
-
- mode = bp->status & MODEMASK;
- if (!vflag) {
- printf (", %s, length %u",
- tok2str(ntp_mode_values, "Unknown mode", mode),
- length);
- return;
- }
-
- printf (", length %u\n\t%s",
- length,
- tok2str(ntp_mode_values, "Unknown mode", mode));
-
- leapind = bp->status & LEAPMASK;
- printf (", Leap indicator: %s (%u)",
- tok2str(ntp_leapind_values, "Unknown", leapind),
- leapind);
-
- TCHECK(bp->stratum);
- printf(", Stratum %u", bp->stratum);
-
- TCHECK(bp->ppoll);
- printf(", poll %us", bp->ppoll);
-
- /* Can't TCHECK bp->precision bitfield so bp->distance + 0 instead */
- TCHECK2(bp->root_delay, 0);
- printf(", precision %d", bp->precision);
-
- TCHECK(bp->root_delay);
- fputs("\n\tRoot Delay: ", stdout);
- p_sfix(&bp->root_delay);
-
- TCHECK(bp->root_dispersion);
- fputs(", Root dispersion: ", stdout);
- p_sfix(&bp->root_dispersion);
-
- TCHECK(bp->refid);
- fputs(", Reference-ID: ", stdout);
- /* Interpretation depends on stratum */
- switch (bp->stratum) {
-
- case UNSPECIFIED:
- printf("(unspec)");
- break;
-
- case PRIM_REF:
- if (fn_printn((u_char *)&(bp->refid), 4, snapend))
- goto trunc;
- break;
-
- case INFO_QUERY:
- printf("%s INFO_QUERY", ipaddr_string(&(bp->refid)));
- /* this doesn't have more content */
- return;
-
- case INFO_REPLY:
- printf("%s INFO_REPLY", ipaddr_string(&(bp->refid)));
- /* this is too complex to be worth printing */
- return;
-
- default:
- printf("%s", ipaddr_string(&(bp->refid)));
- break;
- }
-
- TCHECK(bp->ref_timestamp);
- fputs("\n\t Reference Timestamp: ", stdout);
- p_ntp_time(&(bp->ref_timestamp));
-
- TCHECK(bp->org_timestamp);
- fputs("\n\t Originator Timestamp: ", stdout);
- p_ntp_time(&(bp->org_timestamp));
-
- TCHECK(bp->rec_timestamp);
- fputs("\n\t Receive Timestamp: ", stdout);
- p_ntp_time(&(bp->rec_timestamp));
-
- TCHECK(bp->xmt_timestamp);
- fputs("\n\t Transmit Timestamp: ", stdout);
- p_ntp_time(&(bp->xmt_timestamp));
-
- fputs("\n\t Originator - Receive Timestamp: ", stdout);
- p_ntp_delta(&(bp->org_timestamp), &(bp->rec_timestamp));
-
- fputs("\n\t Originator - Transmit Timestamp: ", stdout);
- p_ntp_delta(&(bp->org_timestamp), &(bp->xmt_timestamp));
-
- /* FIXME key-id, authentication */
-
- return;
-
-trunc:
- fputs(" [|ntp]", stdout);
-}
-
-static void
-p_sfix(register const struct s_fixedpt *sfp)
-{
- register int i;
- register int f;
- register float ff;
-
- 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);
-}
-
-#define FMAXINT (4294967296.0) /* floating point rep. of MAXINT */
-
-static void
-p_ntp_time(register const struct l_fixedpt *lfp)
-{
- register int32_t i;
- register u_int32_t uf;
- register u_int32_t f;
- register float ff;
-
- i = EXTRACT_32BITS(&lfp->int_part);
- uf = EXTRACT_32BITS(&lfp->fraction);
- ff = uf;
- if (ff < 0.0) /* some compilers are buggy */
- ff += FMAXINT;
- ff = ff / FMAXINT; /* shift radix point by 32 bits */
- f = ff * 1000000000.0; /* treat fraction as parts per billion */
- printf("%u.%09d", i, f);
-
-#ifdef HAVE_STRFTIME
- /*
- * print the time in human-readable format.
- */
- if (i) {
- time_t seconds = i - JAN_1970;
- struct tm *tm;
- char time_buf[128];
-
- tm = localtime(&seconds);
- strftime(time_buf, sizeof (time_buf), "%Y/%m/%d %H:%M:%S", tm);
- printf (" (%s)", time_buf);
- }
-#endif
-}
-
-/* Prints time difference between *lfp and *olfp */
-static void
-p_ntp_delta(register const struct l_fixedpt *olfp,
- register const struct l_fixedpt *lfp)
-{
- register int32_t i;
- register u_int32_t u, uf;
- register u_int32_t ou, ouf;
- register u_int32_t f;
- register float ff;
- int signbit;
-
- u = EXTRACT_32BITS(&lfp->int_part);
- ou = EXTRACT_32BITS(&olfp->int_part);
- uf = EXTRACT_32BITS(&lfp->fraction);
- ouf = EXTRACT_32BITS(&olfp->fraction);
- if (ou == 0 && ouf == 0) {
- p_ntp_time(lfp);
- return;
- }
-
- i = u - ou;
-
- if (i > 0) { /* new is definitely greater than old */
- signbit = 0;
- f = uf - ouf;
- if (ouf > uf) /* must borrow from high-order bits */
- i -= 1;
- } else if (i < 0) { /* new is definitely less than old */
- signbit = 1;
- f = ouf - uf;
- if (uf > ouf) /* must carry into the high-order bits */
- i += 1;
- i = -i;
- } else { /* int_part is zero */
- if (uf > ouf) {
- signbit = 0;
- f = uf - ouf;
- } else {
- signbit = 1;
- f = ouf - uf;
- }
- }
-
- ff = f;
- if (ff < 0.0) /* some compilers are buggy */
- ff += FMAXINT;
- ff = ff / FMAXINT; /* shift radix point by 32 bits */
- f = ff * 1000000000.0; /* treat fraction as parts per billion */
- if (signbit)
- putchar('-');
- else
- putchar('+');
- printf("%d.%09d", i, f);
-}
-
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