virscsi: Introduce virSCSIDeviceGetPath

We will need this function in near future so that we know what
/dev device corresponds to the SCSI device.
Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>

src/libvirt_private.syms

@@ -2312,6 +2312,7 @@ virSCSIDeviceGetAdapter;
 virSCSIDeviceGetBus;
 virSCSIDeviceGetDevName;
 virSCSIDeviceGetName;
+virSCSIDeviceGetPath;
 virSCSIDeviceGetReadonly;
 virSCSIDeviceGetSgName;
 virSCSIDeviceGetShareable;

src/util/virscsi.c

@@ -315,6 +315,12 @@ virSCSIDeviceGetName(virSCSIDevicePtr dev)
     return dev->name;
 }
 
+const char *
+virSCSIDeviceGetPath(virSCSIDevicePtr dev)
+{
+    return dev->sg_path;
+}
+
 unsigned int
 virSCSIDeviceGetAdapter(virSCSIDevicePtr dev)
 {

src/util/virscsi.h

@@ -58,6 +58,7 @@ int virSCSIDeviceSetUsedBy(virSCSIDevicePtr dev,
                            const char *domname);
 bool virSCSIDeviceIsAvailable(virSCSIDevicePtr dev);
 const char *virSCSIDeviceGetName(virSCSIDevicePtr dev);
+const char *virSCSIDeviceGetPath(virSCSIDevicePtr dev);
 unsigned int virSCSIDeviceGetAdapter(virSCSIDevicePtr dev);
 unsigned int virSCSIDeviceGetBus(virSCSIDevicePtr dev);
 unsigned int virSCSIDeviceGetTarget(virSCSIDevicePtr dev);