virtio-net support

This adds virtio-net support.  This is based on the virtio-net driver 
that exists in kvm-userspace.  This also adds a new qemu_sendv_packet 
which virtio-net requires.

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>



git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6073 c046a42c-6fe2-441c-8c8c-71466251a162

1 files changed, 7 insertions, 0 deletions

diff --git a/net.h b/net.h
index a2b01aeb57..63ba7ed29b 100644
--- a/net.h
+++ b/net.h
@@ -1,12 +1,17 @@
 #ifndef QEMU_NET_H
 #define QEMU_NET_H
 
+#include "qemu-common.h"
+
 /* VLANs support */
 
+typedef ssize_t (IOReadvHandler)(void *, const struct iovec *, int);
+
 typedef struct VLANClientState VLANClientState;
 
 struct VLANClientState {
     IOReadHandler *fd_read;
+    IOReadvHandler *fd_readv;
     /* Packets may still be sent if this returns zero.  It's used to
        rate-limit the slirp code.  */
     IOCanRWHandler *fd_can_read;
@@ -30,6 +35,8 @@ VLANClientState *qemu_new_vlan_client(VLANState *vlan,
                                       void *opaque);
 void qemu_del_vlan_client(VLANClientState *vc);
 int qemu_can_send_packet(VLANClientState *vc);
+ssize_t qemu_sendv_packet(VLANClientState *vc, const struct iovec *iov,
+                          int iovcnt);
 void qemu_send_packet(VLANClientState *vc, const uint8_t *buf, int size);
 void qemu_handler_true(void *opaque);