qemu: Add new secret info type

Add 'encinfo' to the extended disk structure. This will contain the
encryption secret (if present).
Signed-off-by: NJohn Ferlan <jferlan@redhat.com>

src/qemu/qemu_domain.c

@@ -764,6 +764,7 @@ qemuDomainDiskPrivateDispose(void *obj)
     qemuDomainDiskPrivatePtr priv = obj;
 
     qemuDomainSecretInfoFree(&priv->secinfo);
+    qemuDomainSecretInfoFree(&priv->encinfo);
 }
 
 

src/qemu/qemu_domain.h

@@ -299,6 +299,11 @@ struct _qemuDomainDiskPrivate {
      * NB: *not* to be written to qemu domain object XML */
     qemuDomainSecretInfoPtr secinfo;
 
+    /* for storage devices using encryption/secret
+     * Can have both <auth> and <encryption> for some disks
+     * NB:*not* to be written to qemu domain object XML */
+    qemuDomainSecretInfoPtr encinfo;
+
     /* information about the device */
     bool tray; /* device has tray */
     bool removable; /* device media can be removed/changed */