Module Name: src
Committed By: rillig
Date: Fri Jun 11 18:47:56 UTC 2021
Modified Files:
src/sbin/ping: ping.c
src/sbin/ping6: ping6.c
Log Message:
ping, ping6: fix comment about ID field
Since ping.c 1.76 and ping6.c 1.58 from 2004-04-22, the ID field
contains random bits instead of a process ID.
To generate a diff of this commit:
cvs rdiff -u -r1.117 -r1.118 src/sbin/ping/ping.c
cvs rdiff -u -r1.105 -r1.106 src/sbin/ping6/ping6.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sbin/ping/ping.c
diff -u src/sbin/ping/ping.c:1.117 src/sbin/ping/ping.c:1.118
--- src/sbin/ping/ping.c:1.117 Mon Oct 2 10:08:11 2017
+++ src/sbin/ping/ping.c Fri Jun 11 18:47:56 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ping.c,v 1.117 2017/10/02 10:08:11 maya Exp $ */
+/* $NetBSD: ping.c,v 1.118 2021/06/11 18:47:56 rillig Exp $ */
/*
* Copyright (c) 1989, 1993
@@ -58,7 +58,7 @@
#include <sys/cdefs.h>
#ifndef lint
-__RCSID("$NetBSD: ping.c,v 1.117 2017/10/02 10:08:11 maya Exp $");
+__RCSID("$NetBSD: ping.c,v 1.118 2021/06/11 18:47:56 rillig Exp $");
#endif
#include <stdio.h>
@@ -187,7 +187,7 @@ static int optlen;
static int npackets; /* total packets to send */
static int preload; /* number of packets to "preload" */
static int ntransmitted; /* output sequence # = #sent */
-static int ident; /* our ID, in network byte order */
+static int ident; /* 16 random bits to identify our packets */
static int nreceived; /* # of packets we got back */
@@ -884,7 +884,7 @@ jiggle(int delta)
/*
* Compose and transmit an ICMP ECHO REQUEST packet. The IP packet
- * will be added on by the kernel. The ID field is our UNIX process ID,
+ * will be added on by the kernel. The ID field is random,
* and the sequence number is an ascending integer. The first phdrlen bytes
* of the data portion are used to hold a UNIX "timeval" struct in VAX
* byte-order, to compute the round-trip time, or a UNIX "timespec" in native
Index: src/sbin/ping6/ping6.c
diff -u src/sbin/ping6/ping6.c:1.105 src/sbin/ping6/ping6.c:1.106
--- src/sbin/ping6/ping6.c:1.105 Mon Jun 7 22:13:34 2021
+++ src/sbin/ping6/ping6.c Fri Jun 11 18:47:56 2021
@@ -1,4 +1,4 @@
-/* $NetBSD: ping6.c,v 1.105 2021/06/07 22:13:34 dholland Exp $ */
+/* $NetBSD: ping6.c,v 1.106 2021/06/11 18:47:56 rillig Exp $ */
/* $KAME: ping6.c,v 1.164 2002/11/16 14:05:37 itojun Exp $ */
/*
@@ -77,7 +77,7 @@ static char sccsid[] = "@(#)ping.c 8.1 (
#else
#include <sys/cdefs.h>
#ifndef lint
-__RCSID("$NetBSD: ping6.c,v 1.105 2021/06/07 22:13:34 dholland Exp $");
+__RCSID("$NetBSD: ping6.c,v 1.106 2021/06/11 18:47:56 rillig Exp $");
#endif
#endif
@@ -205,7 +205,7 @@ static u_char outpack[MAXPACKETLEN] __al
static char BSPACE = '\b'; /* characters written for flood */
static char DOT = '.';
static char *hostname;
-static int ident; /* process id to identify our packets */
+static int ident; /* 16 random bits to identify our packets */
static u_int8_t nonce[8]; /* nonce field for node information */
static int hoplimit = -1; /* hoplimit */
@@ -1055,7 +1055,7 @@ onsignal(int sig)
/*
* pinger --
* Compose and transmit an ICMP ECHO REQUEST packet. The IP packet
- * will be added on by the kernel. The ID field is our UNIX process ID,
+ * will be added on by the kernel. The ID field is random,
* and the sequence number is an ascending integer. The first 8 bytes
* of the data portion are used to hold a UNIX "timeval" struct in VAX
* byte-order, to compute the round-trip time.
