Removed BITS_PER_IP_ADDRESS, MAX_PREFIX_LENGTH, BIRD_AF

Explicit setting of AF_INET(6|) in IP socket creation. BFD set to listen
on v6, without setting the V6ONLY flag to catch both v4 and v6 traffic.

Squashing and minor changes by Ondrej Santiago Zajicek

1 files changed, 10 insertions, 8 deletions

diff --git a/sysdep/unix/unix.h b/sysdep/unix/unix.h
index 4e0ff841..58ceab1e 100644
--- a/sysdep/unix/unix.h
+++ b/sysdep/unix/unix.h
@@ -47,14 +47,6 @@ typedef struct sockaddr_bird {
 } sockaddr;
 
 
-#ifdef IPV6
-#define BIRD_AF AF_INET6
-#define ipa_from_sa(x) ipa_from_sa6(x)
-#else
-#define BIRD_AF AF_INET
-#define ipa_from_sa(x) ipa_from_sa4(x)
-#endif
-
 
 /* This is sloppy hack, it should be detected by configure script */
 /* Linux systems have it defined so this is definition for BSD systems */
@@ -75,6 +67,16 @@ static inline ip_addr ipa_from_sa4(sockaddr *sa)
 static inline ip_addr ipa_from_sa6(sockaddr *sa)
 { return ipa_from_in6(((struct sockaddr_in6 *) sa)->sin6_addr); }
 
+static inline ip_addr ipa_from_sa(sockaddr *sa)
+{
+  switch (sa->sa.sa_family)
+  {
+  case AF_INET:		return ipa_from_sa4(sa);
+  case AF_INET6:	return ipa_from_sa6(sa);
+  default:		return IPA_NONE;
+  }
+}
+
 static inline struct in_addr ipa_to_in4(ip_addr a)
 { return (struct in_addr) { htonl(ipa_to_u32(a)) }; }