[libvirt] [PATCH 1/7] Move vnet_hdr logic into qemudNetworkIfaceConnect() and export it

[Mark McLoughlin <markmc@xxxxxxxxxx>]

* src/qemu_conf.h: export qemudNetworkIfaceConnect()

* src/qemu_conf.c: move vnet_hdr logic into qemudNetworkIfaceConnect()
  since we need it for hotplug too
---
 src/qemu_conf.c |   17 ++++++++---------
 src/qemu_conf.h |    5 +++++
 2 files changed, 13 insertions(+), 9 deletions(-)

diff --git a/src/qemu_conf.c b/src/qemu_conf.c
index 96f83cb..ed77153 100644
--- a/src/qemu_conf.c
+++ b/src/qemu_conf.c
@@ -743,15 +743,16 @@ int qemudExtractVersion(virConnectPtr conn,
 }
 
 
-static int
+int
 qemudNetworkIfaceConnect(virConnectPtr conn,
                          struct qemud_driver *driver,
                          virDomainNetDefPtr net,
-                         int vnet_hdr)
+                         int qemuCmdFlags)
 {
     char *brname;
     int err;
     int tapfd = -1;
+    int vnet_hdr = 0;
 
     if (net->type == VIR_DOMAIN_NET_TYPE_NETWORK) {
         virNetworkPtr network = virNetworkLookupByName(conn,
@@ -791,6 +792,10 @@ qemudNetworkIfaceConnect(virConnectPtr conn,
         return -1;
     }
 
+    if (qemuCmdFlags & QEMUD_CMD_FLAG_VNET_HDR &&
+        net->model && STREQ(net->model, "virtio"))
+        vnet_hdr = 1;
+
     if ((err = brAddTap(driver->brctl, brname,
                         &net->ifname, vnet_hdr, &tapfd))) {
         if (errno == ENOTSUP) {
@@ -1545,13 +1550,7 @@ int qemudBuildCommandLine(virConnectPtr conn,
 
             if (net->type == VIR_DOMAIN_NET_TYPE_NETWORK ||
                 net->type == VIR_DOMAIN_NET_TYPE_BRIDGE) {
-                int vnet_hdr = 0;
-
-                if (qemuCmdFlags & QEMUD_CMD_FLAG_VNET_HDR &&
-                    net->model && STREQ(net->model, "virtio"))
-                    vnet_hdr = 1;
-
-                tapfd = qemudNetworkIfaceConnect(conn, driver, net, vnet_hdr);
+                tapfd = qemudNetworkIfaceConnect(conn, driver, net, qemuCmdFlags);
                 if (tapfd < 0)
                     goto error;
 
diff --git a/src/qemu_conf.h b/src/qemu_conf.h
index 50d7c0a..8ad5f94 100644
--- a/src/qemu_conf.h
+++ b/src/qemu_conf.h
@@ -160,6 +160,11 @@ int         qemuBuildNicStr             (virConnectPtr conn,
                                          int vlan,
                                          char **str);
 
+int         qemudNetworkIfaceConnect    (virConnectPtr conn,
+                                         struct qemud_driver *driver,
+                                         virDomainNetDefPtr net,
+                                         int qemuCmdFlags);
+
 int         qemuAssignNetNames          (virDomainDefPtr def,
                                          virDomainNetDefPtr net);
 
-- 
1.6.2.5

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