apps/netutils/netlib: All IOCTLs must use a valid address family -- even if the address family does not matter such as when getting the MAC address or the network flags

netutils/netlib/Makefile

@@ -58,8 +58,10 @@ endif
 # These require TCP support
 
 ifeq ($(CONFIG_NET_TCP),y)
+ifeq ($(CONFIG_NET_IPv4),y) # Not yet available for IPv6
 CSRCS += netlib_server.c netlib_listenon.c
 endif
+endif
 
 # No MAC address support for SLIP (Ethernet only)
 
@@ -70,8 +72,10 @@ endif
 # IGMP support
 
 ifeq ($(CONFIG_NET_IGMP),y)
+ifeq ($(CONFIG_NET_IPv4),y) # Not yet available for IPv6
 CSRCS += netlib_ipmsfilter.c
 endif
+endif
 
 AOBJS = $(ASRCS:.S=$(OBJEXT))
 COBJS = $(CSRCS:.c=$(OBJEXT))

netutils/netlib/netlib_getifstatus.c

@@ -53,6 +53,19 @@
 
 #include <apps/netutils/netlib.h>
 
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+/* The address family that we used to create the socket really does not
+ * matter.  It should, however, be valid in the current configuration.
+ */
+
+#if defined(CONFIG_NET_IPv4)
+#  define PF_INETX PF_INET
+#elif defined(CONFIG_NET_IPv6)
+#  define PF_INETX PF_INET6
+#endif
+
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
@@ -79,7 +92,7 @@ int netlib_getifstatus(FAR const char *ifname, FAR uint8_t *flags)
     {
       /* Get a socket (only so that we get access to the INET subsystem) */
 
-      int sockfd = socket(PF_INET, NETLIB_SOCK_IOCTL, 0);
+      int sockfd = socket(PF_INETX, NETLIB_SOCK_IOCTL, 0);
       if (sockfd >= 0)
         {
           struct ifreq req;

netutils/netlib/netlib_getmacaddr.c

@@ -52,6 +52,19 @@
 
 #include <apps/netutils/netlib.h>
 
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+/* The address family that we used to create the socket really does not
+ * matter.  It should, however, be valid in the current configuration.
+ */
+
+#if defined(CONFIG_NET_IPv4)
+#  define PF_INETX PF_INET
+#elif defined(CONFIG_NET_IPv6)
+#  define PF_INETX PF_INET6
+#endif
+
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
@@ -78,7 +91,7 @@ int netlib_getmacaddr(const char *ifname, uint8_t *macaddr)
     {
       /* Get a socket (only so that we get access to the INET subsystem) */
 
-      int sockfd = socket(PF_INET, NETLIB_SOCK_IOCTL, 0);
+      int sockfd = socket(PF_INETX, NETLIB_SOCK_IOCTL, 0);
       if (sockfd >= 0)
         {
           struct ifreq req;

netutils/netlib/netlib_setifstatus.c

@@ -52,6 +52,19 @@
 
 #include <apps/netutils/netlib.h>
 
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+/* The address family that we used to create the socket really does not
+ * matter.  It should, however, be valid in the current configuration.
+ */
+
+#if defined(CONFIG_NET_IPv4)
+#  define PF_INETX PF_INET
+#elif defined(CONFIG_NET_IPv6)
+#  define PF_INETX PF_INET6
+#endif
+
 /****************************************************************************
  * Public Functions
  ****************************************************************************/
@@ -77,7 +90,7 @@ int netlib_ifup(const char *ifname)
     {
       /* Get a socket (only so that we get access to the INET subsystem) */
 
-      int sockfd = socket(PF_INET, NETLIB_SOCK_IOCTL, 0);
+      int sockfd = socket(PF_INETX, NETLIB_SOCK_IOCTL, 0);
       if (sockfd >= 0)
         {
           struct ifreq req;
@@ -120,7 +133,7 @@ int netlib_ifdown(const char *ifname)
     {
       /* Get a socket (only so that we get access to the INET subsystem) */
 
-      int sockfd = socket(PF_INET, NETLIB_SOCK_IOCTL, 0);
+      int sockfd = socket(PF_INETX, NETLIB_SOCK_IOCTL, 0);
       if (sockfd >= 0)
         {
           struct ifreq req;

netutils/netlib/netlib_setmacaddr.c

@@ -55,11 +55,20 @@
 /****************************************************************************
  * Pre-processor Definitions
  ****************************************************************************/
+/****************************************************************************
+ * Pre-processor Definitions
+ ****************************************************************************/
+/* The address family that we used to create the socket and in the IOCTL
+ * data really does not matter.  It should, however, be valid in the current
+ * configuration.
+ */
 
-#ifdef CONFIG_NET_IPv6
+#if defined(CONFIG_NET_IPv4)
-# define AF_INETX AF_INET6
+#  define PF_INETX PF_INET
-#else
+#  define AF_INETX AF_INET
-# define AF_INETX AF_INET
+#elif defined(CONFIG_NET_IPv6)
+#  define PF_INETX PF_INET6
+#  define AF_INETX AF_INET6
 #endif
 
 /****************************************************************************
@@ -89,7 +98,7 @@ int netlib_setmacaddr(const char *ifname, const uint8_t *macaddr)
     {
       /* Get a socket (only so that we get access to the INET subsystem) */
 
-      int sockfd = socket(PF_INET, NETLIB_SOCK_IOCTL, 0);
+      int sockfd = socket(PF_INETX, NETLIB_SOCK_IOCTL, 0);
       if (sockfd >= 0)
         {
           struct ifreq req;