diff options
Diffstat (limited to 'share/man')
| -rw-r--r-- | share/man/man9/mbuf.9 | 64 |
1 files changed, 62 insertions, 2 deletions
diff --git a/share/man/man9/mbuf.9 b/share/man/man9/mbuf.9 index 0f3516094ab..836adecd5d7 100644 --- a/share/man/man9/mbuf.9 +++ b/share/man/man9/mbuf.9 @@ -1,4 +1,4 @@ -.\" $OpenBSD: mbuf.9,v 1.79 2015/02/01 03:32:32 lteo Exp $ +.\" $OpenBSD: mbuf.9,v 1.80 2015/02/07 02:30:28 dlg Exp $ .\" .\" Copyright (c) 2001 Jean-Jacques Bernard-Gundol <jjbg@openbsd.org> .\" All rights reserved. @@ -25,7 +25,7 @@ .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. .\" -.Dd $Mdocdate: February 1 2015 $ +.Dd $Mdocdate: February 7 2015 $ .Dt MBUF 9 .Os .Sh NAME @@ -119,6 +119,12 @@ .Fn "ml_dequeue" "struct mbuf_list *ml" .Ft struct mbuf * .Fn "ml_dechain" "struct mbuf_list *ml" +.Ft struct mbuf * +.Fo ml_filter +.Fa "struct mbuf_list *ml" +.Fa "int (*filter)(void *, struct mbuf *)" +.Fa "void *context" +.Fc .Ft unsigned int .Fn "ml_len" "struct mbuf_list *ml" .Ft int @@ -137,6 +143,12 @@ .Fn "mq_delist" "struct mbuf_queue *mq" "struct mbuf_list *ml" .Ft struct mbuf * .Fn "mq_dechain" "struct mbuf_queue *mq" +.Ft struct mbuf * +.Fo mq_filter +.Fa "struct mbuf_queue *mq" +.Fa "int (*filter)(void *, struct mbuf *)" +.Fa "void *context" +.Fc .Ft unsigned int .Fn "mq_len" "struct mbuf_queue *mq" .Ft int @@ -780,6 +792,25 @@ mbuf list. Dequeues all mbufs from the .Fa ml mbuf list. +.It Fo ml_filter +.Fa "struct mbuf_list *ml" +.Fa "int (*filter)(void *, struct mbuf *)" +.Fa "void *context" +.Fc +Iterates over the mbufs on the +.Fa ml +mbuf list, passing each of them to the +.Fa filter +function. +If the +.Fa filter +returns non-zero, the packet is removed from the +.Fa ml +mbuf list to be returned as part of an mbuf chain by +.Fn ml_filter . +.Fa context +is passed as the first argument to each call of +.Fa filter . .It Fn "ml_len" "struct mbuf_list *ml" Return the number of mbufs on the .Fa ml @@ -857,6 +888,25 @@ mbuf list. Dequeue all mbufs from the .Fa mq mbuf queue. +.It Fo mq_filter +.Fa "struct mbuf_queue *mq" +.Fa "int (*filter)(void *, struct mbuf *)" +.Fa "void *context" +.Fc +Iterates over the mbufs on the +.Fa mq +mbuf queue, passing each of them to the +.Fa filter +function. +If the +.Fa filter +returns non-zero, the packet is removed from the +.Fa mq +mbuf queue to be returned as part of an mbuf chain by +.Fn mq_filter . +.Fa context +is passed as the first argument to each call of +.Fa filter . .It Fn "mq_len" "struct mbuf_queue *mq" Return the number of mbufs on the .Fa ml @@ -919,6 +969,16 @@ If the list or queue was empty, .Dv NULL is returned. .Pp +.Fn ml_filter +and +.Fn mq_filter +return the mbufs that were successfully matched by the filter +function on the respective list or queue via a pointer to a chain +of mbufs. +If no packets matched the filter, +.Dv NULL +is returned. +.Pp .Fn ml_len and .Fn mq_len |