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-rw-r--r--include/net/sctp/constants.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/net/sctp/constants.h b/include/net/sctp/constants.h
index 14a0d22c9113..265fffa33dad 100644
--- a/include/net/sctp/constants.h
+++ b/include/net/sctp/constants.h
@@ -77,6 +77,7 @@ enum sctp_event_timeout {
SCTP_EVENT_TIMEOUT_T5_SHUTDOWN_GUARD,
SCTP_EVENT_TIMEOUT_HEARTBEAT,
SCTP_EVENT_TIMEOUT_RECONF,
+ SCTP_EVENT_TIMEOUT_PROBE,
SCTP_EVENT_TIMEOUT_SACK,
SCTP_EVENT_TIMEOUT_AUTOCLOSE,
};
@@ -200,6 +201,23 @@ enum sctp_sock_state {
SCTP_SS_CLOSING = TCP_CLOSE_WAIT,
};
+enum sctp_plpmtud_state {
+ SCTP_PL_DISABLED,
+ SCTP_PL_BASE,
+ SCTP_PL_SEARCH,
+ SCTP_PL_COMPLETE,
+ SCTP_PL_ERROR,
+};
+
+#define SCTP_BASE_PLPMTU 1200
+#define SCTP_MAX_PLPMTU 9000
+#define SCTP_MIN_PLPMTU 512
+
+#define SCTP_MAX_PROBES 3
+
+#define SCTP_PL_BIG_STEP 32
+#define SCTP_PL_MIN_STEP 4
+
/* These functions map various type to printable names. */
const char *sctp_cname(const union sctp_subtype id); /* chunk types */
const char *sctp_oname(const union sctp_subtype id); /* other events */
@@ -424,4 +442,6 @@ enum {
*/
#define SCTP_AUTH_RANDOM_LENGTH 32
+#define SCTP_PROBE_TIMER_MIN 5000
+
#endif /* __sctp_constants_h__ */