Author: tuexen
Date: Sun Jul 7 16:29:16 2013
New Revision: 252969
URL: http://svnweb.freebsd.org/changeset/base/252969
Log:
MFC r248953:
Add a macro for checking for IPv4 link local addresses.
Modified:
stable/9/sys/netinet/sctp_constants.h
Directory Properties:
stable/9/sys/ (props changed)
Modified: stable/9/sys/netinet/sctp_constants.h
==============================================================================
--- stable/9/sys/netinet/sctp_constants.h Sun Jul 7 16:25:39 2013
(r252968)
+++ stable/9/sys/netinet/sctp_constants.h Sun Jul 7 16:29:16 2013
(r252969)
@@ -997,6 +997,10 @@ __FBSDID("$FreeBSD$");
(((uint8_t *)&(a)->s_addr)[2] == 0) && \
(((uint8_t *)&(a)->s_addr)[3] == 1))
+#define IN4_ISLINKLOCAL_ADDRESS(a) \
+ ((((uint8_t *)&(a)->s_addr)[0] == 169) && \
+ (((uint8_t *)&(a)->s_addr)[1] == 254))
+
#if defined(_KERNEL)
#define SCTP_GETTIME_TIMEVAL(x) (getmicrouptime(x))
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