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From: Randall Stewart <rrs@FreeBSD.org>
Date: Mon, 9 Feb 2009 17:37:17 +0000 (UTC)
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Subject: svn commit: r188398 - head/sys/netinet
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Author: rrs
Date: Mon Feb  9 17:37:17 2009
New Revision: 188398
URL: http://svn.freebsd.org/changeset/base/188398

Log:
  Add padding to then end of the xsctp_xxx structures to
  allow future changes to be able to maintain ABI compatibility

Modified:
  head/sys/netinet/sctp_uio.h

Modified: head/sys/netinet/sctp_uio.h
==============================================================================
--- head/sys/netinet/sctp_uio.h	Mon Feb  9 17:14:49 2009	(r188397)
+++ head/sys/netinet/sctp_uio.h	Mon Feb  9 17:37:17 2009	(r188398)
@@ -987,6 +987,7 @@ struct xsctp_inpcb {
 	uint16_t local_port;
 	uint16_t qlen;
 	uint16_t maxqlen;
+	uint32_t extra_padding[8];	/* future */
 };
 
 struct xsctp_tcb {
@@ -1017,12 +1018,14 @@ struct xsctp_tcb {
 	struct sctp_timeval start_time;	/* sctpAssocEntry 16  */
 	struct sctp_timeval discontinuity_time;	/* sctpAssocEntry 17  */
 	sctp_assoc_t assoc_id;	/* sctpAssocEntry 1   */
+	uint32_t extra_padding[8];	/* future */
 };
 
 struct xsctp_laddr {
 	union sctp_sockstore address;	/* sctpAssocLocalAddrEntry 1/2 */
 	uint32_t last;
 	struct sctp_timeval start_time;	/* sctpAssocLocalAddrEntry 3   */
+	uint32_t extra_padding[8];	/* future */
 };
 
 struct xsctp_raddr {
@@ -1039,6 +1042,7 @@ struct xsctp_raddr {
 	uint8_t confirmed;	/* */
 	uint8_t heartbeat_enabled;	/* sctpAssocLocalRemEntry 4   */
 	struct sctp_timeval start_time;	/* sctpAssocLocalRemEntry 8   */
+	uint32_t extra_padding[8];	/* future */
 };
 
 #define SCTP_MAX_LOGGING_SIZE 30000