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net: extend NetClientInfo for offloading

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Some new callbacks have been added to generalize the operations done
by virtio-net and vmxnet3 frontends to manipulate TAP offloadings.

Signed-off-by: Vincenzo Maffione <v.maffione@gmail.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Vincenzo Maffione 2014-02-06 17:02:16 +01:00 • committed by Stefan Hajnoczi
parent e96dfd110e
commit 1f55ac4586
2 changed files with 74 additions and 0 deletions
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55
net/net.c
View file

@ -378,6 +378,61 @@ void qemu_foreach_nic(qemu_nic_foreach func, void *opaque)
}
}
bool qemu_peer_has_ufo(NetClientState *nc)
{
if (!nc->peer || !nc->peer->info->has_ufo) {
return false;
}
return nc->peer->info->has_ufo(nc->peer);
}
bool qemu_peer_has_vnet_hdr(NetClientState *nc)
{
if (!nc->peer || !nc->peer->info->has_vnet_hdr) {
return false;
}
return nc->peer->info->has_vnet_hdr(nc->peer);
}
bool qemu_peer_has_vnet_hdr_len(NetClientState *nc, int len)
{
if (!nc->peer || !nc->peer->info->has_vnet_hdr_len) {
return false;
}
return nc->peer->info->has_vnet_hdr_len(nc->peer, len);
}
void qemu_peer_using_vnet_hdr(NetClientState *nc, bool enable)
{
if (!nc->peer || !nc->peer->info->using_vnet_hdr) {
return;
}
nc->peer->info->using_vnet_hdr(nc->peer, enable);
}
void qemu_peer_set_offload(NetClientState *nc, int csum, int tso4, int tso6,
int ecn, int ufo)
{
if (!nc->peer || !nc->peer->info->set_offload) {
return;
}
nc->peer->info->set_offload(nc->peer, csum, tso4, tso6, ecn, ufo);
}
void qemu_peer_set_vnet_hdr_len(NetClientState *nc, int len)
{
if (!nc->peer || !nc->peer->info->set_vnet_hdr_len) {
return;
}
nc->peer->info->set_vnet_hdr_len(nc->peer, len);
}
int qemu_can_send_packet(NetClientState *sender)
{
if (!sender->peer) {