Make virNetDevSetupControl() public.

This method is useful not only in virnetdev.c.

src/libvirt_private.syms

@@ -1532,6 +1532,7 @@ virNetDevSetMTUFromDevice;
 virNetDevSetName;
 virNetDevSetNamespace;
 virNetDevSetOnline;
+virNetDevSetupControl;
 virNetDevValidateConfig;
 
 

src/util/virnetdev.c

@@ -88,12 +88,23 @@ static int virNetDevSetupControlFull(const char *ifname,
 }
 
 
-static int virNetDevSetupControl(const char *ifname,
-                                 struct ifreq *ifr)
+int
+virNetDevSetupControl(const char *ifname,
+                      struct ifreq *ifr)
 {
     return virNetDevSetupControlFull(ifname, ifr, VIR_NETDEV_FAMILY, SOCK_DGRAM);
 }
-#endif
+#else /* !HAVE_STRUCT_IFREQ */
+int
+virNetDevSetupControl(const char *ifname ATTRIBUTE_UNUSED,
+                      void *ifr ATTRIBUTE_UNUSED)
+{
+    virReportSystemError(ENOSYS, "%s",
+                         _("Network device configuration is not supported "
+                           "on this platform"));
+    return -1;
+}
+#endif /* HAVE_STRUCT_IFREQ */
 
 
 #if defined(SIOCGIFFLAGS) && defined(HAVE_STRUCT_IFREQ)

src/util/virnetdev.h

 /*
- * Copyright (C) 2007-2012 Red Hat, Inc.
+ * Copyright (C) 2007-2013 Red Hat, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
@@ -23,11 +23,23 @@
 #ifndef __VIR_NETDEV_H__
 # define __VIR_NETDEV_H__
 
+# include <net/if.h>
+
 # include "virsocketaddr.h"
 # include "virnetlink.h"
 # include "virmacaddr.h"
 # include "virpci.h"
 
+# ifdef HAVE_STRUCT_IFREQ
+typedef struct ifreq virIfreq;
+# else
+typedef void virIfreq;
+# endif
+
+int virNetDevSetupControl(const char *ifname,
+                          virIfreq *ifr)
+    ATTRIBUTE_RETURN_CHECK ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
+
 int virNetDevExists(const char *brname)
     ATTRIBUTE_NONNULL(1) ATTRIBUTE_RETURN_CHECK;