[libvirt] [PATCH v2 18/25] src/xenxs:Refactor code formating Vif config

[David Kiarie]

From: Kiarie Kahurani <davidkiarie4 at gmail.com>

introduce function
  xenFormatXMVif(virConfPtr conf, ........);
which formats Vif config instead

signed-off-by: David Kiarie<davidkiarie4 at gmail.com>
---
 src/xenxs/xen_xm.c | 60 ++++++++++++++++++++++++++++++++++--------------------
 1 file changed, 38 insertions(+), 22 deletions(-)

diff --git a/src/xenxs/xen_xm.c b/src/xenxs/xen_xm.c
index bb7979d..9a6a827 100644
--- a/src/xenxs/xen_xm.c
+++ b/src/xenxs/xen_xm.c
@@ -1803,16 +1803,49 @@ int xenFormatXMEventActions(virConfPtr conf, virDomainDefPtr def)
 }
 
 
-virConfPtr xenFormatXM(virConnectPtr conn,
-                                   virDomainDefPtr def,
-                                   int xendConfigVersion)
+static
+int xenFormatXMVif(virConfPtr conf, virConnectPtr conn,
+                   virDomainDefPtr def, int xendConfigVersion)
+{
+   virConfValuePtr netVal = NULL;
+   size_t i;
+   int hvm = STREQ(def->os.type, "hvm");
+
+   if (VIR_ALLOC(netVal) < 0)
+        goto cleanup;
+    netVal->type = VIR_CONF_LIST;
+    netVal->list = NULL;
+
+    for (i = 0; i < def->nnets; i++) {
+        if (xenFormatXMNet(conn, netVal, def->nets[i],
+                           hvm, xendConfigVersion) < 0)
+           goto cleanup;
+    }
+
+    if (netVal->list != NULL) {
+        int ret = virConfSetValue(conf, "vif", netVal);
+        netVal = NULL;
+        if (ret < 0)
+            goto cleanup;
+    }
+
+    VIR_FREE(netVal);
+    return 0;
+
+ cleanup:
+    virConfFreeValue(netVal);
+    return -1;
+}
+
+
+virConfPtr xenFormatXM(virConnectPtr conn, virDomainDefPtr def,
+                       int xendConfigVersion)
 {
     virConfPtr conf = NULL;
     int hvm = 0;
     size_t i;
     char *cpus = NULL;
     virConfValuePtr diskVal = NULL;
-    virConfValuePtr netVal = NULL;
 
     if (!(conf = virConfNew()))
         goto cleanup;
@@ -2102,24 +2135,8 @@ virConfPtr xenFormatXM(virConnectPtr conn,
     }
     VIR_FREE(diskVal);
 
-    if (VIR_ALLOC(netVal) < 0)
+    if (xenFormatXMVif(conf, conn, def, xendConfigVersion) < 0)
         goto cleanup;
-    netVal->type = VIR_CONF_LIST;
-    netVal->list = NULL;
-
-    for (i = 0; i < def->nnets; i++) {
-        if (xenFormatXMNet(conn, netVal, def->nets[i],
-                           hvm, xendConfigVersion) < 0)
-            goto cleanup;
-    }
-    if (netVal->list != NULL) {
-        int ret = virConfSetValue(conf, "vif", netVal);
-        netVal = NULL;
-        if (ret < 0)
-            goto cleanup;
-    }
-    VIR_FREE(netVal);
-
     if (xenFormatXMPCI(conf, def) < 0)
         goto cleanup;
 
@@ -2214,7 +2231,6 @@ virConfPtr xenFormatXM(virConnectPtr conn,
 
  cleanup:
     virConfFreeValue(diskVal);
-    virConfFreeValue(netVal);
     VIR_FREE(cpus);
     if (conf)
         virConfFree(conf);
-- 
1.8.4.5