Date: Sun, 31 Mar 2013 18:27:46 +0000 (UTC) From: Michael Tuexen <tuexen@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r248953 - head/sys/netinet Message-ID: <201303311827.r2VIRkWG042924@svn.freebsd.org>
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Author: tuexen Date: Sun Mar 31 18:27:46 2013 New Revision: 248953 URL: http://svnweb.freebsd.org/changeset/base/248953 Log: Add a macro for checking for IPv4 link local addresses. MFC after: 1 week Modified: head/sys/netinet/sctp_constants.h Modified: head/sys/netinet/sctp_constants.h ============================================================================== --- head/sys/netinet/sctp_constants.h Sun Mar 31 17:50:01 2013 (r248952) +++ head/sys/netinet/sctp_constants.h Sun Mar 31 18:27:46 2013 (r248953) @@ -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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