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Change host-name from type "X" to type "t". This allows the client to

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accept NUL-terminated strings as required by RFC 2132.

This solution is not perfect as it removes the ability to send
NUL-terminated host-name options which may be required by some broken
servers.  Given the current lack of an existance proof of such servers
and the fact that servers that send NUL-terminated domain names do
exist, this seems like an acceptable compromise.  A discussion of these
issues can be found at:

http://marc.theaimsgroup.com/?l=dhcp-client&m=96837107208382&w=2

PR:		bin/83468
Reported by:	Sean Winn <sean at gothic dot net dot au>
MFC-after:	3 days
This commit is contained in:
Brooks Davis 2005-07-25 22:19:09 +00:00
parent 8827c821de
commit a65d8df916
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=148411
1 changed files with 2 additions and 1 deletions
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3
sbin/dhclient/tables.c
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@ -1,4 +1,5 @@
/* $OpenBSD: tables.c,v 1.4 2004/05/04 20:28:40 deraadt Exp $ */
/* $FreeBSD$ */
/* Tables of information... */
@ -74,7 +75,7 @@ struct option dhcp_options[256] = {
{ "lpr-servers", "IA", &dhcp_universe, 9 },
{ "impress-servers", "IA", &dhcp_universe, 10 },
{ "resource-location-servers", "IA", &dhcp_universe, 11 },
{ "host-name", "X", &dhcp_universe, 12 },
{ "host-name", "t", &dhcp_universe, 12 },
{ "boot-size", "S", &dhcp_universe, 13 },
{ "merit-dump", "t", &dhcp_universe, 14 },
{ "domain-name", "t", &dhcp_universe, 15 },