On 07/29/2015 06:51 PM, Yang Hongyang wrote: > Capture packets that will be sent. > > Signed-off-by: Yang Hongyang <yan...@cn.fujitsu.com> > --- > include/net/filter.h | 16 +++++++++++++ > net/net.c | 65 > +++++++++++++++++++++++++++++++++++++++++++++++++++- > 2 files changed, 80 insertions(+), 1 deletion(-) > > diff --git a/include/net/filter.h b/include/net/filter.h > index 1dd86cf..5292563 100644 > --- a/include/net/filter.h > +++ b/include/net/filter.h > @@ -12,11 +12,27 @@ > #include "qemu/typedefs.h" > > typedef void (FilterCleanup) (NetFilterState *); > +/* > + * Return: > + * 0: finished handling the packet, we should continue > + * size: filter stolen this packet, we stop pass this packet further > + */ > +typedef ssize_t (FilterReceive)(NetFilterState *, NetClientState *sender, > + unsigned flags, const uint8_t *, size_t);
Looks like there's no need for this. Just add a wrapper and pretend a single iov should be ok?
