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authorJason McIntyre <jmc@cvs.openbsd.org>2024-11-17 07:44:48 +0000
committerJason McIntyre <jmc@cvs.openbsd.org>2024-11-17 07:44:48 +0000
commit8a8b88d438ce0440465be49a38e9bd63bf602cff (patch)
tree03ce13863269c9852792d7d10d04b3a611835f56 /share
parenta414f4fd85a1d33eadebe173c4e901f9e7f47d26 (diff)
minor grammar/macro fixes;
Diffstat (limited to 'share')
-rw-r--r--share/man/man4/tun.413
1 files changed, 6 insertions, 7 deletions
diff --git a/share/man/man4/tun.4 b/share/man/man4/tun.4
index 9e3a44c2b05..1f3dc00abde 100644
--- a/share/man/man4/tun.4
+++ b/share/man/man4/tun.4
@@ -1,4 +1,4 @@
-.\" $OpenBSD: tun.4,v 1.49 2024/11/17 01:44:25 dlg Exp $
+.\" $OpenBSD: tun.4,v 1.50 2024/11/17 07:44:47 jmc Exp $
.\"
.\" Copyright (c) 2003 Marcus D. Watts All rights reserved.
.\"
@@ -113,14 +113,14 @@ are set by the kernel when an interface is created,
and must be set to the same values that the kernel provided.
.Pp
.It Dv TUNSIFMODE Fa int *
-is provided for backwards compatibility.
+Provided for backwards compatibility.
The flags set must match what the kernel initialised them to.
.Pp
.It Dv TUNSCAP Fa struct tun_capabilities *
Enable the prepending of network packets with a
.Vt struct tun_hdr
offload header,
-and set which interface offload capabilities that userland can
+and set which interface offload capabilities userland can
handle on behalf of the kernel.
.Bd -literal
struct tun_capabilities {
@@ -135,7 +135,7 @@ field is set with IFCAP values from
It is acceptable to enable the offload header without enabling any
interface offload capabilities.
.Pp
-The prepending of network packets with the a
+The prepending of network packets with a
.Vt struct tun_hdr
offload header is disabled,
and the interface offload capabilities are reset when the device
@@ -209,7 +209,6 @@ special file regardless of which interface offload capabilities are
enabled.
The offload header can be read from one device special file and
written directly to another without interpretation or modification.
-.Pp
.Bd -literal
struct tun_hdr {
uint16_t th_flags;
@@ -223,7 +222,7 @@ The following flags can be set in
.Fa th_flags
to specify which offloads are requested for the current packet:
.Pp
-.Bl -tag -width indent -compact
+.Bl -tag -width "TUN_H_ICMP_CSUM" -compact
.It Dv TUN_H_VTAG
.Fa th_vtag
is set.
@@ -249,7 +248,7 @@ can be specified at a time.
.Dv TUN_H_VTAG
can only be used with
.Nm tap
-interfacse.
+interfaces.
.Pp
.Fa th_pad
should be set to 0 when writing to the device special file, and