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virtio-net support

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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
This commit is contained in:
aliguori 2008-12-17 19:13:11 +00:00
parent fc9902d9c7
commit fbe78f4f55
6 changed files with 466 additions and 3 deletions
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7
net.h
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@ -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);