+ return proto == VPPCOM_PROTO_UDP || proto == VPPCOM_PROTO_DTLS ||
+ proto == VPPCOM_PROTO_SRTP;
+}
+
+static inline u8
+vcl_session_has_attr (vcl_session_t * s, u8 attr)
+{
+ return (s->attributes & (1 << attr)) ? 1 : 0;
+}
+
+static inline void
+vcl_session_set_attr (vcl_session_t * s, u8 attr)
+{
+ s->attributes |= 1 << attr;
+}
+
+static inline void
+vcl_session_clear_attr (vcl_session_t * s, u8 attr)
+{
+ s->attributes &= ~(1 << attr);
+}
+
+static inline session_evt_type_t
+vcl_session_dgram_tx_evt (vcl_session_t *s, session_evt_type_t et)
+{
+ return (s->flags & VCL_SESSION_F_CONNECTED) ? et : SESSION_IO_EVT_TX_MAIN;
+}
+
+static inline void
+vcl_session_add_want_deq_ntf (vcl_session_t *s, svm_fifo_deq_ntf_t evt)
+{
+ svm_fifo_t *txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
+ if (txf)
+ {
+ svm_fifo_add_want_deq_ntf (txf, evt);
+ /* Request tx notification only if 3% of fifo is empty */
+ svm_fifo_set_deq_thresh (txf, 0.03 * svm_fifo_size (txf));
+ }
+}
+
+static inline void
+vcl_session_del_want_deq_ntf (vcl_session_t *s, svm_fifo_deq_ntf_t evt)
+{
+ svm_fifo_t *txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
+ if (txf)
+ svm_fifo_del_want_deq_ntf (txf, evt);