#include <svm/fifo_segment.h>
#include <vlib/dma/dma.h>
-#define foreach_session_input_error \
-_(NO_SESSION, "No session drops") \
-_(NO_LISTENER, "No listener for dst port drops") \
-_(ENQUEUED, "Packets pushed into rx fifo") \
-_(NOT_READY, "Session not ready packets") \
-_(FIFO_FULL, "Packets dropped for lack of rx fifo space") \
-_(EVENT_FIFO_FULL, "Events not sent for lack of event fifo space") \
-_(API_QUEUE_FULL, "Sessions not created for lack of API queue space") \
-
-typedef enum
-{
-#define _(sym,str) SESSION_ERROR_##sym,
- foreach_session_input_error
-#undef _
- SESSION_N_ERROR,
-} session_input_error_t;
-
typedef struct session_wrk_stats_
{
u32 errors[SESSION_N_ERRORS];
u8 session_node_lookup_fifo_event (svm_fifo_t * f, session_event_t * e);
typedef void (*session_update_time_fn) (f64 time_now, u8 thread_index);
+typedef void (*nat44_original_dst_lookup_fn) (
+ ip4_address_t *i2o_src, u16 i2o_src_port, ip4_address_t *i2o_dst,
+ u16 i2o_dst_port, ip_protocol_t proto, u32 *original_dst,
+ u16 *original_dst_port);
typedef struct session_main_
{
u32 preallocated_sessions;
u16 msg_id_base;
+
+ /** Query nat44-ed session to get original dst ip4 & dst port. */
+ nat44_original_dst_lookup_fn original_dst_lookup;
} session_main_t;
extern session_main_t session_main;
session_t *session_alloc_for_connection (transport_connection_t * tc);
session_t *session_alloc_for_half_open (transport_connection_t *tc);
+void session_get_original_dst (transport_endpoint_t *i2o_src,
+ transport_endpoint_t *i2o_dst,
+ transport_proto_t transport_proto,
+ u32 *original_dst, u16 *original_dst_port);
typedef void (pool_safe_realloc_rpc_fn) (void *rpc_args);