guard IPv6 stuff

disable IPv6 related stuff if feature is disabled.

Signed-off-by: Peter S. Mazinger <ps.m@gmx.net>

2 files changed, 19 insertions, 2 deletions

diff --git a/include/net/route.h b/include/net/route.h
index da5c810c7..ea6c9b941 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -55,6 +55,7 @@ struct rtentry
 #define rt_mss	rt_mtu
 
 
+#if defined __UCLIBC_HAS_IPV6__ || !defined __UCLIBC_STRICT_HEADERS__
 struct in6_rtmsg
   {
     struct in6_addr rtmsg_dst;
@@ -68,6 +69,7 @@ struct in6_rtmsg
     u_int32_t rtmsg_flags;
     int rtmsg_ifindex;
   };
+#endif
 
 
 #define	RTF_UP		0x0001		/* Route usable.  */
@@ -129,6 +131,7 @@ struct in6_rtmsg
 #define RT_CLASS_MAX		255
 
 
+#if defined __UCLIBC_HAS_IPV6__ || !defined __UCLIBC_STRICT_HEADERS__
 #define RTMSG_ACK		NLMSG_ACK
 #define RTMSG_OVERRUN		NLMSG_OVERRUN
 
@@ -141,5 +144,6 @@ struct in6_rtmsg
 #define RTMSG_CONTROL		0x40
 
 #define RTMSG_AR_FAILED		0x51	/* Address Resolution failed.  */
+#endif
 
 #endif /* net/route.h */
diff --git a/include/netinet/in.h b/include/netinet/in.h
index 6327001ee..235194bbe 100644
--- a/include/netinet/in.h
+++ b/include/netinet/in.h
@@ -194,6 +194,7 @@ struct in_addr
 #define INADDR_MAX_LOCAL_GROUP  ((in_addr_t) 0xe00000ff) /* 224.0.0.255 */
 
 
+#if defined __UCLIBC_HAS_IPV6__ || !defined __UCLIBC_STRICT_HEADERS__
 /* IPv6 address */
 struct in6_addr
   {
@@ -218,8 +219,10 @@ libc_hidden_proto(in6addr_loopback)
 #define IN6ADDR_ANY_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 } } }
 #define IN6ADDR_LOOPBACK_INIT { { { 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 } } }
 
-#define INET_ADDRSTRLEN 16
 #define INET6_ADDRSTRLEN 46
+#endif
+
+#define INET_ADDRSTRLEN 16
 
 
 #if 1 /*def __UCLIBC_HAS_IPV4__*/
@@ -238,6 +241,7 @@ struct sockaddr_in
   };
 #endif
 
+#if defined __UCLIBC_HAS_IPV6__ || !defined __UCLIBC_STRICT_HEADERS__
 /* Ditto, for IPv6.  */
 struct sockaddr_in6
   {
@@ -247,6 +251,7 @@ struct sockaddr_in6
     struct in6_addr sin6_addr;	/* IPv6 address */
     uint32_t sin6_scope_id;	/* IPv6 scope-id */
   };
+#endif
 
 
 #if defined __USE_MISC || defined __USE_GNU
@@ -274,6 +279,7 @@ struct ip_mreq_source
 #endif
 
 
+#if defined __UCLIBC_HAS_IPV6__ || !defined __UCLIBC_STRICT_HEADERS__
 /* Likewise, for IPv6.  */
 struct ipv6_mreq
   {
@@ -283,6 +289,7 @@ struct ipv6_mreq
     /* local interface */
     unsigned int ipv6mr_interface;
   };
+#endif
 
 
 #if defined __USE_MISC || defined __USE_GNU
@@ -403,6 +410,7 @@ libc_hidden_proto(htons)
 # endif
 #endif
 
+#if defined __UCLIBC_HAS_IPV6__ || !defined __UCLIBC_STRICT_HEADERS__
 #define IN6_IS_ADDR_UNSPECIFIED(a) \
 	(((__const uint32_t *) (a))[0] == 0				      \
 	 && ((__const uint32_t *) (a))[1] == 0				      \
@@ -441,6 +449,7 @@ libc_hidden_proto(htons)
 	 && (((__const uint32_t *) (a))[1] == ((__const uint32_t *) (b))[1])  \
 	 && (((__const uint32_t *) (a))[2] == ((__const uint32_t *) (b))[2])  \
 	 && (((__const uint32_t *) (a))[3] == ((__const uint32_t *) (b))[3]))
+#endif
 
 #if defined __USE_MISC || defined __USE_GNU
 /* Bind socket to a privileged IP port.  */
@@ -455,6 +464,7 @@ extern int bindresvport6 (int __sockfd, struct sockaddr_in6 *__sock_in)
 #endif
 
 
+#if defined __UCLIBC_HAS_IPV6__ || !defined __UCLIBC_STRICT_HEADERS__
 #define IN6_IS_ADDR_MC_NODELOCAL(a) \
 	(IN6_IS_ADDR_MULTICAST(a)					      \
 	 && ((((__const uint8_t *) (a))[1] & 0xf) == 0x1))
@@ -476,13 +486,14 @@ extern int bindresvport6 (int __sockfd, struct sockaddr_in6 *__sock_in)
 	 && ((((__const uint8_t *) (a))[1] & 0xf) == 0xe))
 
 
-#if defined __USE_GNU && defined __UCLIBC_HAS_IPV6__
+#ifdef __USE_GNU
 /* IPv6 packet information.  */
 struct in6_pktinfo
   {
     struct in6_addr ipi6_addr;	/* src/dst IPv6 address */
     unsigned int ipi6_ifindex;	/* send/recv interface index */
   };
+#endif
 
 /* IPv6 MTU information.  */
 struct ip6_mtuinfo
@@ -493,6 +504,7 @@ struct ip6_mtuinfo
 #endif
 #if 0 /*def __USE_GNU*/
 
+#ifdef __UCLIBC_HAS_IPV6__
 /* Obsolete hop-by-hop and Destination Options Processing (RFC 2292).  */
 extern int inet6_option_space (int __nbytes)
      __THROW __attribute_deprecated__;
@@ -540,6 +552,7 @@ extern int inet6_rth_reverse (__const void *__in, void *__out) __THROW;
 extern int inet6_rth_segments (__const void *__bp) __THROW;
 extern struct in6_addr *inet6_rth_getaddr (__const void *__bp, int __index)
      __THROW;
+#endif
 
 
 /* Multicast source filter support.  */