Add support configuring hostname.if(5) by lladdr

Original implementation by martijn@
Feedback and suggestions from kn@, sthen@, claudio@, florian@, and deraadt@.

ok deraadt

1 files changed, 7 insertions, 4 deletions

diff --git a/share/man/man5/hostname.if.5 b/share/man/man5/hostname.if.5
index a7f54f9dbd7..452d562158d 100644
--- a/share/man/man5/hostname.if.5
+++ b/share/man/man5/hostname.if.5
@@ -1,4 +1,4 @@
-.\"	$OpenBSD: hostname.if.5,v 1.79 2022/07/26 00:36:54 kn Exp $
+.\"	$OpenBSD: hostname.if.5,v 1.80 2022/12/05 20:12:00 afresh1 Exp $
 .\"	$NetBSD: hosts.5,v 1.4 1994/11/30 19:31:20 jtc Exp $
 .\"
 .\" Copyright (c) 1983, 1991, 1993
@@ -30,7 +30,7 @@
 .\"
 .\"     @(#)hosts.5	8.2 (Berkeley) 12/11/93
 .\"
-.Dd $Mdocdate: July 26 2022 $
+.Dd $Mdocdate: December 5 2022 $
 .Dt HOSTNAME.IF 5
 .Os
 .Sh NAME
@@ -40,10 +40,13 @@
 The
 .Nm hostname.*\&
 files contain information regarding the configuration of each network interface.
-One file should exist for each interface that is to be configured, such as
-.Pa hostname.fxp0
+The interface can be referenced by name or lladdr, such as
+.Pa hostname.fxp0 ,
+.Pa hostname.00:00:5e:00:53:af ,
 or
 .Pa hostname.bridge0 .
+One file should exist for each interface that is to be configured,
+with priority given to configuration by interface name over lladdr.
 A configuration file is not needed for lo0.
 .Pp
 The configuration information is expressed in a line-by-line packed format