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-rw-r--r--include/net/sctp/sm.h1
-rw-r--r--include/net/sctp/ulpevent.h3
-rw-r--r--include/net/sctp/user.h17
3 files changed, 21 insertions, 0 deletions
diff --git a/include/net/sctp/sm.h b/include/net/sctp/sm.h
index 652f09bba504..9148632b8204 100644
--- a/include/net/sctp/sm.h
+++ b/include/net/sctp/sm.h
@@ -165,6 +165,7 @@ sctp_state_fn_t sctp_sf_do_prm_requestheartbeat;
sctp_state_fn_t sctp_sf_do_prm_asconf;
/* Prototypes for other event state functions. */
+sctp_state_fn_t sctp_sf_do_no_pending_tsn;
sctp_state_fn_t sctp_sf_do_9_2_start_shutdown;
sctp_state_fn_t sctp_sf_do_9_2_shutdown_ack;
sctp_state_fn_t sctp_sf_ignore_other;
diff --git a/include/net/sctp/ulpevent.h b/include/net/sctp/ulpevent.h
index 7ea12e8e6676..99b027b2adce 100644
--- a/include/net/sctp/ulpevent.h
+++ b/include/net/sctp/ulpevent.h
@@ -132,6 +132,9 @@ struct sctp_ulpevent *sctp_ulpevent_make_authkey(
const struct sctp_association *asoc, __u16 key_id,
__u32 indication, gfp_t gfp);
+struct sctp_ulpevent *sctp_ulpevent_make_sender_dry_event(
+ const struct sctp_association *asoc, gfp_t gfp);
+
void sctp_ulpevent_read_sndrcvinfo(const struct sctp_ulpevent *event,
struct msghdr *);
__u16 sctp_ulpevent_get_notification_type(const struct sctp_ulpevent *event);
diff --git a/include/net/sctp/user.h b/include/net/sctp/user.h
index 4525d8c7f71a..32fd51274037 100644
--- a/include/net/sctp/user.h
+++ b/include/net/sctp/user.h
@@ -354,6 +354,20 @@ struct sctp_authkey_event {
enum { SCTP_AUTH_NEWKEY = 0, };
+/*
+ * 6.1.9. SCTP_SENDER_DRY_EVENT
+ *
+ * When the SCTP stack has no more user data to send or retransmit, this
+ * notification is given to the user. Also, at the time when a user app
+ * subscribes to this event, if there is no data to be sent or
+ * retransmit, the stack will immediately send up this notification.
+ */
+struct sctp_sender_dry_event {
+ __u16 sender_dry_type;
+ __u16 sender_dry_flags;
+ __u32 sender_dry_length;
+ sctp_assoc_t sender_dry_assoc_id;
+};
/*
* Described in Section 7.3
@@ -369,6 +383,7 @@ struct sctp_event_subscribe {
__u8 sctp_partial_delivery_event;
__u8 sctp_adaptation_layer_event;
__u8 sctp_authentication_event;
+ __u8 sctp_sender_dry_event;
};
/*
@@ -392,6 +407,7 @@ union sctp_notification {
struct sctp_adaptation_event sn_adaptation_event;
struct sctp_pdapi_event sn_pdapi_event;
struct sctp_authkey_event sn_authkey_event;
+ struct sctp_sender_dry_event sn_sender_dry_event;
};
/* Section 5.3.1
@@ -410,6 +426,7 @@ enum sctp_sn_type {
SCTP_ADAPTATION_INDICATION,
SCTP_AUTHENTICATION_EVENT,
#define SCTP_AUTHENTICATION_INDICATION SCTP_AUTHENTICATION_EVENT
+ SCTP_SENDER_DRY_EVENT,
};
/* Notification error codes used to fill up the error fields in some