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authorSridhar Samudrala <sri@us.ibm.com>2006-07-21 14:48:50 -0700
committerDavid S. Miller <davem@davemloft.net>2006-07-21 14:48:50 -0700
commitad8fec1720e000ba2384de6408076a60fc92a981 (patch)
tree52fd2f7af583b95db6db369c6b3ea3d6adc26d69 /include/net/sctp/user.h
parentcfdeef3282705a4b872d3559c4e7d2561251363c (diff)
[SCTP]: Verify all the paths to a peer via heartbeat before using them.
This patch implements Path Initialization procedure as described in Sec 2.36 of RFC4460. Signed-off-by: Sridhar Samudrala <sri@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/sctp/user.h')
-rw-r--r--include/net/sctp/user.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/sctp/user.h b/include/net/sctp/user.h
index 8a6bef6f91eb..1b7aae6cdd82 100644
--- a/include/net/sctp/user.h
+++ b/include/net/sctp/user.h
@@ -560,9 +560,18 @@ struct sctp_paddrinfo {
} __attribute__((packed, aligned(4)));
/* Peer addresses's state. */
+/* UNKNOWN: Peer address passed by the upper layer in sendmsg or connect[x]
+ * calls.
+ * UNCONFIRMED: Peer address received in INIT/INIT-ACK address parameters.
+ * Not yet confirmed by a heartbeat and not available for data
+ * transfers.
+ * ACTIVE : Peer address confirmed, active and available for data transfers.
+ * INACTIVE: Peer address inactive and not available for data transfers.
+ */
enum sctp_spinfo_state {
SCTP_INACTIVE,
SCTP_ACTIVE,
+ SCTP_UNCONFIRMED,
SCTP_UNKNOWN = 0xffff /* Value used for transport state unknown */
};