o Make telnet[d] -S (IP TOS) flag really work. We do not have

/etc/iptos implementation so only numeric values supported.

o telnetd.8: steal the -S flag description from telnet.1, bump
the date of the document.

MFC after:	6 weeks

2 files changed, 18 insertions, 2 deletions

diff --git a/contrib/telnet/telnetd/telnetd.8 b/contrib/telnet/telnetd/telnetd.8
index 0f3a15c..ab99096 100644
--- a/contrib/telnet/telnetd/telnetd.8
+++ b/contrib/telnet/telnetd/telnetd.8
@@ -32,7 +32,7 @@
 .\"	@(#)telnetd.8	8.4 (Berkeley) 6/1/94
 .\" $FreeBSD$
 .\"
-.Dd January 5, 2005
+.Dd January 9, 2005
 .Dt TELNETD 8
 .Os
 .Sh NAME
@@ -251,6 +251,13 @@ Specify an alternate
 command to run to complete the login.  The alternate command must
 understand the same command arguments as the standard login.
 .It Fl S Ar tos
+Sets the IP type-of-service (TOS) option for the telnet
+connection to the value
+.Ar tos ,
+which can be a numeric TOS value or, on systems that support it, a symbolic
+TOS name found in the
+.Pa /etc/iptos
+file.
 .It Fl u Ar len
 This option is used to specify the size of the field
 in the
diff --git a/contrib/telnet/telnetd/telnetd.c b/contrib/telnet/telnetd/telnetd.c
index 6e4bd4f..614bab9 100644
--- a/contrib/telnet/telnetd/telnetd.c
+++ b/contrib/telnet/telnetd/telnetd.c
@@ -131,12 +131,14 @@ char user_name[256];
 int
 main(int argc, char *argv[])
 {
+	u_long ultmp;
 	struct sockaddr_storage from;
 	int on = 1, fromlen;
 	int ch;
 #if	defined(IPPROTO_IP) && defined(IP_TOS)
 	int tos = -1;
 #endif
+	char *ep;
 
 	pfrontp = pbackp = ptyobuf;
 	netip = netibuf;
@@ -273,7 +275,14 @@ main(int argc, char *argv[])
 					"bad TOS argument '", optarg,
 					"'; will try to use default TOS");
 #else
-			warnx("TOS option unavailable; -S flag not supported");
+#define	MAXTOS	255
+			ultmp = strtoul(optarg, &ep, 0);
+			if (*ep || ep == optarg || ultmp > MAXTOS)
+				warnx("%s%s%s",
+					"bad TOS argument '", optarg,
+					"'; will try to use default TOS");
+			else
+				tos = ultmp;
 #endif
 			break;