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authorVincenzo Maffione <v.maffione@gmail.com>2014-02-06 17:02:16 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2014-02-25 11:50:17 +0100
commit1f55ac4586bfae81b1e805fb2f0713cb21501ae2 (patch)
tree76d10199b99c22cec182c4a9ed5dacab4dc99797 /net
parente96dfd110ee1ad70e7ddbfae01ca95c66f70dac0 (diff)
net: extend NetClientInfo for offloading
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>
Diffstat (limited to 'net')
-rw-r--r--net/net.c55
1 files changed, 55 insertions, 0 deletions
diff --git a/net/net.c b/net/net.c
index 41b38830ea..06d690aa4a 100644
--- a/net/net.c
+++ b/net/net.c
@@ -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) {