struct ofproto_sflow_options;
struct ofport;
+/* When we have the actions for a sampled packet that
+ * will go to just one output, then this structure is
+ * populated by parsing them. Only fields relevant to
+ * the sFlow export are extracted.
+ */
+struct dpif_sflow_actions {
+ odp_port_t out_port; /* ODP output port. */
+
+ uint32_t encap_depth; /* Count layers of tunnel-encap. */
+ struct flow_tnl tunnel; /* Egress tunnel push/set. */
+ uint8_t tunnel_ipproto; /* Tunnel push action can set ipproto. */
+ bool tunnel_err; /* Tunnel actions parse failure. */
+
+ /* Using host-byte order for the mpls stack here
+ to match the expectations of the sFlow library. Also
+ the ordering is reversed, so that the entry at offset 0
+ is the bottom of the stack.
+ */
+ uint32_t mpls_lse[FLOW_MAX_MPLS_LABELS]; /* Out stack in host byte order. */
+ uint32_t mpls_stack_depth; /* Out stack depth. */
+ bool mpls_err; /* MPLS actions parse failure. */
+};
+
struct dpif_sflow *dpif_sflow_create(void);
struct dpif_sflow *dpif_sflow_ref(const struct dpif_sflow *);
void dpif_sflow_unref(struct dpif_sflow *);
void dpif_sflow_run(struct dpif_sflow *);
void dpif_sflow_wait(struct dpif_sflow *);
+void dpif_sflow_read_actions(const struct flow *,
+ const struct nlattr *actions, size_t actions_len,
+ struct dpif_sflow_actions *);
+
void dpif_sflow_received(struct dpif_sflow *, const struct dp_packet *,
const struct flow *, odp_port_t odp_port,
- const union user_action_cookie *);
+ const union user_action_cookie *,
+ const struct dpif_sflow_actions *);
int dpif_sflow_odp_port_to_ifindex(const struct dpif_sflow *,
odp_port_t odp_port);