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authorru <ru@FreeBSD.org>2004-04-01 07:54:27 +0000
committerru <ru@FreeBSD.org>2004-04-01 07:54:27 +0000
commit88ceef53a845e435bdb13582f46515dae0ef3c84 (patch)
tree1b65809d2508b7b534ad397e40f1ab49ab83d2df /share/man/man9/mbuf.9
parent0ccb317ee8e1fd83090ef708ac43dd19eb9aa554 (diff)
downloadFreeBSD-src-88ceef53a845e435bdb13582f46515dae0ef3c84.zip
FreeBSD-src-88ceef53a845e435bdb13582f46515dae0ef3c84.tar.gz
Assorted mdoc(7) fixes.
Diffstat (limited to 'share/man/man9/mbuf.9')
-rw-r--r--share/man/man9/mbuf.919
1 files changed, 11 insertions, 8 deletions
diff --git a/share/man/man9/mbuf.9 b/share/man/man9/mbuf.9
index 40136e8..5f2947a 100644
--- a/share/man/man9/mbuf.9
+++ b/share/man/man9/mbuf.9
@@ -228,7 +228,7 @@ types are defined as follows:
#define MT_FTABLE 11 /* fragment reassembly header */
#define MT_TAG 13 /* volatile metadata associated to pkts */
#define MT_CONTROL 14 /* extra-data protocol message */
-#define MT_OOBDATA 15 /* expedited data */
+#define MT_OOBDATA 15 /* expedited data */
.Ed
.Pp
If the
@@ -777,7 +777,8 @@ Apply a function to an
at offset
.Fa off ,
for length
-.Fa len bytes .
+.Fa len
+bytes.
Typically used to avoid calls to
.Fn m_pullup
which would otherwise be unnecessary or undesirable.
@@ -809,7 +810,7 @@ bytes from the beginning of the
The corresponding offset into the mbuf will be stored in
.Fa *off .
.It Fn m_defrag m0 how
-Defragment a mbuf chain, returning the shortest possible
+Defragment an mbuf chain, returning the shortest possible
chain of mbufs and clusters.
If allocation fails and this can not be completed,
.Dv NULL
@@ -864,7 +865,7 @@ is consulted for the capabilities of the interface to assist in
computing checksums.
The
.Va csum_flags
-field of the packet is set to indicate which actions the interface
+field of the packet header is set to indicate which actions the interface
is supposed to perform on it.
The actions unsupported by the network interface are done in the
software prior to passing the packet down to the interface driver;
@@ -879,9 +880,11 @@ corresponding field of the packet.
The hardware is expected to know the format of an IP header
to determine the offset of the IP checksum field.
.It Dv CSUM_TCP
-The TCP checksum is to be computed. (See below.)
+The TCP checksum is to be computed.
+(See below.)
.It Dv CSUM_UDP
-The UDP checksum is to be computed. (See below.)
+The UDP checksum is to be computed.
+(See below.)
.El
.Pp
Should a TCP or UDP checksum be offloaded to the hardware,
@@ -973,7 +976,7 @@ and set
to
.Li 0xFFFF
hexadecimal to indicate a valid checksum.
-It's a peculiarity of the algorithm used that the Internet checksum
+It is a peculiarity of the algorithm used that the Internet checksum
calculated over any valid packet will be
.Li 0xFFFF
as long as the original checksum field is included.
@@ -1025,7 +1028,7 @@ should be tested with this feature.
.Sh RETURN VALUES
See above.
.Sh SEE ALSO
-.Xr ifnet 9 .
+.Xr ifnet 9
.Sh HISTORY
.\" Please correct me if I'm wrong
.Vt Mbufs
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