This patch introduces a function pointer in NetClientInfo which is
called during self announcement to do the model specific announcing.
The first user would be virtio-net.
Signed-off-by: Jason Wang <jasow...@redhat.com>
---
net.h | 2 ++
savevm.c | 8 +++++---
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/net.h b/net.h
index 9f633f8..7654769 100644
--- a/net.h
+++ b/net.h
@@ -46,6 +46,7 @@ typedef ssize_t (NetReceive)(VLANClientState *, const uint8_t
*, size_t);
typedef ssize_t (NetReceiveIOV)(VLANClientState *, const struct iovec *, int);
typedef void (NetCleanup) (VLANClientState *);
typedef void (LinkStatusChanged)(VLANClientState *);
+typedef int (NetAnnounce)(VLANClientState *);
typedef struct NetClientInfo {
net_client_type type;
@@ -57,6 +58,7 @@ typedef struct NetClientInfo {
NetCleanup *cleanup;
LinkStatusChanged *link_status_changed;
NetPoll *poll;
+ NetAnnounce *announce;
} NetClientInfo;
struct VLANClientState {
diff --git a/savevm.c b/savevm.c
index 73ee6e2..46389b2 100644
--- a/savevm.c
+++ b/savevm.c
@@ -122,10 +122,12 @@ static void qemu_announce_self_iter(NICState *nic, void
*opaque)
{
uint8_t buf[60];
int len;
+ NetAnnounce *func = nic->nc.info->announce;
- len = announce_self_create(buf, nic->conf->macaddr.a);
-
- qemu_send_packet_raw(&nic->nc, buf, len);
+ if (func == NULL || func(&nic->nc) != 0) {
+ len = announce_self_create(buf, nic->conf->macaddr.a);
+ qemu_send_packet_raw(&nic->nc, buf, len);
+ }
}
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