Introduce virDomainVsockDef

A type to represent the new vsock device.
Also implement an allocation function to allow future addition
of private data.

https://bugzilla.redhat.com/show_bug.cgi?id=1291851Signed-off-by: NJán Tomko <jtomko@redhat.com>

src/conf/domain_conf.c

@@ -2028,6 +2028,28 @@ virDomainActualNetDefFree(virDomainActualNetDefPtr def)
     VIR_FREE(def);
 }
 
+
+virDomainVsockDefPtr
+virDomainVsockDefNew(virDomainXMLOptionPtr xmlopt ATTRIBUTE_UNUSED)
+{
+    virDomainVsockDefPtr ret = NULL;
+    virDomainVsockDefPtr vsock;
+
+    if (VIR_ALLOC(vsock) < 0)
+        return NULL;
+
+    VIR_STEAL_PTR(ret, vsock);
+    return ret;
+}
+
+
+void
+virDomainVsockDefFree(virDomainVsockDefPtr vsock)
+{
+    VIR_FREE(vsock);
+}
+
+
 void
 virDomainNetDefClear(virDomainNetDefPtr def)
 {

src/conf/domain_conf.h

@@ -157,6 +157,9 @@ typedef virDomainTPMDef *virDomainTPMDefPtr;
 typedef struct _virDomainIOMMUDef virDomainIOMMUDef;
 typedef virDomainIOMMUDef *virDomainIOMMUDefPtr;
 
+typedef struct _virDomainVsockDef virDomainVsockDef;
+typedef virDomainVsockDef *virDomainVsockDefPtr;
+
 typedef struct _virDomainVirtioOptions virDomainVirtioOptions;
 typedef virDomainVirtioOptions *virDomainVirtioOptionsPtr;
 
@@ -2311,6 +2314,9 @@ struct _virDomainIOMMUDef {
     virTristateSwitch iotlb;
 };
 
+struct _virDomainVsockDef {
+};
+
 struct _virDomainVirtioOptions {
     virTristateSwitch iommu;
     virTristateSwitch ats;
@@ -2800,6 +2806,8 @@ bool virDomainControllerIsPSeriesPHB(const virDomainControllerDef *cont);
 virDomainFSDefPtr virDomainFSDefNew(void);
 void virDomainFSDefFree(virDomainFSDefPtr def);
 void virDomainActualNetDefFree(virDomainActualNetDefPtr def);
+virDomainVsockDefPtr virDomainVsockDefNew(virDomainXMLOptionPtr xmlopt);
+void virDomainVsockDefFree(virDomainVsockDefPtr vsock);
 void virDomainNetDefClear(virDomainNetDefPtr def);
 void virDomainNetDefFree(virDomainNetDefPtr def);
 void virDomainSmartcardDefFree(virDomainSmartcardDefPtr def);

src/libvirt_private.syms

@@ -574,6 +574,7 @@ virDomainVideoVGAConfTypeFromString;
 virDomainVideoVGAConfTypeToString;
 virDomainVirtTypeFromString;
 virDomainVirtTypeToString;
+virDomainVsockDefNew;
 virDomainWatchdogActionTypeFromString;
 virDomainWatchdogActionTypeToString;
 virDomainWatchdogDefFree;