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authorFlorin Coras <fcoras@cisco.com>2019-02-05 15:51:15 -0800
committerDamjan Marion <dmarion@me.com>2019-02-06 16:56:39 +0000
commit1ee7830e9ee8a62800822b6f5224d66243b916d4 (patch)
tree4629a50ea18dd0185f5a5de7d57a8120b1913be1 /src/vnet/session/session.h
parent696d760865980d8191d11b562a5e431e4c4665af (diff)
transport: cleanup
- move transport specific types to transport_types - add transport wrapper functions for interaction with transport protocol vfts Change-Id: I93f70d884585fc2f41c4a605e310c80e8a8972f2 Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/vnet/session/session.h')
-rw-r--r--src/vnet/session/session.h205
1 files changed, 102 insertions, 103 deletions
diff --git a/src/vnet/session/session.h b/src/vnet/session/session.h
index 68d82761dcd..c622e4eb74a 100644
--- a/src/vnet/session/session.h
+++ b/src/vnet/session/session.h
@@ -17,16 +17,12 @@
#include <vnet/session/session_types.h>
#include <vnet/session/session_lookup.h>
-#include <vnet/session/transport_interface.h>
#include <vnet/session/session_debug.h>
#include <vnet/session/segment_manager.h>
#include <svm/message_queue.h>
#define SESSION_PROXY_LISTENER_INDEX ((u8)~0 - 1)
-/* TODO decide how much since we have pre-data as well */
-#define MAX_HDRS_LEN 100 /* Max number of bytes for headers */
-
typedef enum
{
FIFO_EVENT_APP_RX,
@@ -298,21 +294,6 @@ extern vlib_node_registration_t session_queue_process_node;
#define SESSION_Q_PROCESS_FLUSH_FRAMES 1
#define SESSION_Q_PROCESS_STOP 2
-/*
- * Session manager function
- */
-always_inline session_manager_main_t *
-vnet_get_session_manager_main ()
-{
- return &session_manager_main;
-}
-
-always_inline session_manager_worker_t *
-session_manager_get_worker (u32 thread_index)
-{
- return &session_manager_main.wrk[thread_index];
-}
-
always_inline u8
stream_session_is_valid (u32 si, u8 thread_index)
{
@@ -438,53 +419,6 @@ session_get_from_handle_safe (u64 handle)
}
always_inline u32
-transport_max_rx_enqueue (transport_connection_t * tc)
-{
- session_t *s = session_get (tc->s_index, tc->thread_index);
- return svm_fifo_max_enqueue (s->rx_fifo);
-}
-
-always_inline u32
-transport_max_tx_dequeue (transport_connection_t * tc)
-{
- session_t *s = session_get (tc->s_index, tc->thread_index);
- return svm_fifo_max_dequeue (s->tx_fifo);
-}
-
-always_inline u32
-transport_rx_fifo_size (transport_connection_t * tc)
-{
- session_t *s = session_get (tc->s_index, tc->thread_index);
- return s->rx_fifo->nitems;
-}
-
-always_inline u32
-transport_tx_fifo_size (transport_connection_t * tc)
-{
- session_t *s = session_get (tc->s_index, tc->thread_index);
- return s->tx_fifo->nitems;
-}
-
-always_inline u8
-transport_rx_fifo_has_ooo_data (transport_connection_t * tc)
-{
- session_t *s = session_get (tc->c_index, tc->thread_index);
- return svm_fifo_has_ooo_data (s->rx_fifo);
-}
-
-always_inline f64
-transport_dispatch_period (u32 thread_index)
-{
- return session_manager_main.wrk[thread_index].dispatch_period;
-}
-
-always_inline f64
-transport_time_now (u32 thread_index)
-{
- return session_manager_main.wrk[thread_index].last_vlib_time;
-}
-
-always_inline u32
session_get_index (session_t * s)
{
return (s - session_manager_main.wrk[s->thread_index].sessions);
@@ -511,14 +445,34 @@ session_clone_safe (u32 session_index, u32 thread_index)
return new_s;
}
+int session_open (u32 app_index, session_endpoint_t * tep, u32 opaque);
+int session_listen (session_t * s, session_endpoint_cfg_t * sep);
+int session_stop_listen (session_t * s);
+void session_close (session_t * s);
+void session_transport_close (session_t * s);
+void session_transport_cleanup (session_t * s);
+int session_send_io_evt_to_thread (svm_fifo_t * f,
+ session_evt_type_t evt_type);
+int session_dequeue_notify (session_t * s);
+int session_send_io_evt_to_thread_custom (void *data, u32 thread_index,
+ session_evt_type_t evt_type);
+void session_send_rpc_evt_to_thread (u32 thread_index, void *fp,
+ void *rpc_args);
transport_connection_t *session_get_transport (session_t * s);
-u32 session_tx_fifo_max_dequeue (transport_connection_t * tc);
-int
-session_enqueue_stream_connection (transport_connection_t * tc,
- vlib_buffer_t * b, u32 offset,
- u8 queue_event, u8 is_in_order);
+u8 *format_stream_session (u8 * s, va_list * args);
+uword unformat_stream_session (unformat_input_t * input, va_list * args);
+uword unformat_transport_connection (unformat_input_t * input,
+ va_list * args);
+
+/*
+ * Interface to transport protos
+ */
+
+int session_enqueue_stream_connection (transport_connection_t * tc,
+ vlib_buffer_t * b, u32 offset,
+ u8 queue_event, u8 is_in_order);
int session_enqueue_dgram_connection (session_t * s,
session_dgram_hdr_t * hdr,
vlib_buffer_t * b, u8 proto,
@@ -531,7 +485,6 @@ int session_stream_connect_notify (transport_connection_t * tc, u8 is_fail);
int session_dgram_connect_notify (transport_connection_t * tc,
u32 old_thread_index,
session_t ** new_session);
-int session_dequeue_notify (session_t * s);
void stream_session_init_fifos_pointers (transport_connection_t * tc,
u32 rx_pointer, u32 tx_pointer);
@@ -542,30 +495,58 @@ void session_transport_closed_notify (transport_connection_t * tc);
void session_transport_reset_notify (transport_connection_t * tc);
int stream_session_accept (transport_connection_t * tc, u32 listener_index,
u8 notify);
-int session_open (u32 app_index, session_endpoint_t * tep, u32 opaque);
-int session_listen (session_t * s, session_endpoint_cfg_t * sep);
-int session_stop_listen (session_t * s);
-void session_close (session_t * s);
-void session_transport_close (session_t * s);
-void session_transport_cleanup (session_t * s);
-int session_send_io_evt_to_thread (svm_fifo_t * f,
- session_evt_type_t evt_type);
-int session_send_io_evt_to_thread_custom (void *data, u32 thread_index,
- session_evt_type_t evt_type);
-void session_send_rpc_evt_to_thread (u32 thread_index, void *fp,
- void *rpc_args);
-
-ssvm_private_t *session_manager_get_evt_q_segment (void);
-
-u8 *format_stream_session (u8 * s, va_list * args);
-uword unformat_stream_session (unformat_input_t * input, va_list * args);
-uword unformat_transport_connection (unformat_input_t * input,
- va_list * args);
-
+u32 session_tx_fifo_max_dequeue (transport_connection_t * tc);
void session_register_transport (transport_proto_t transport_proto,
const transport_proto_vft_t * vft, u8 is_ip4,
u32 output_node);
+always_inline u32
+transport_max_rx_enqueue (transport_connection_t * tc)
+{
+ session_t *s = session_get (tc->s_index, tc->thread_index);
+ return svm_fifo_max_enqueue (s->rx_fifo);
+}
+
+always_inline u32
+transport_max_tx_dequeue (transport_connection_t * tc)
+{
+ session_t *s = session_get (tc->s_index, tc->thread_index);
+ return svm_fifo_max_dequeue (s->tx_fifo);
+}
+
+always_inline u32
+transport_rx_fifo_size (transport_connection_t * tc)
+{
+ session_t *s = session_get (tc->s_index, tc->thread_index);
+ return s->rx_fifo->nitems;
+}
+
+always_inline u32
+transport_tx_fifo_size (transport_connection_t * tc)
+{
+ session_t *s = session_get (tc->s_index, tc->thread_index);
+ return s->tx_fifo->nitems;
+}
+
+always_inline u8
+transport_rx_fifo_has_ooo_data (transport_connection_t * tc)
+{
+ session_t *s = session_get (tc->c_index, tc->thread_index);
+ return svm_fifo_has_ooo_data (s->rx_fifo);
+}
+
+always_inline f64
+transport_dispatch_period (u32 thread_index)
+{
+ return session_manager_main.wrk[thread_index].dispatch_period;
+}
+
+always_inline f64
+transport_time_now (u32 thread_index)
+{
+ return session_manager_main.wrk[thread_index].last_vlib_time;
+}
+
always_inline void
transport_add_tx_event (transport_connection_t * tc)
{
@@ -575,16 +556,9 @@ transport_add_tx_event (transport_connection_t * tc)
session_send_io_evt_to_thread (s->tx_fifo, FIFO_EVENT_APP_TX);
}
-clib_error_t *vnet_session_enable_disable (vlib_main_t * vm, u8 is_en);
-
-always_inline svm_msg_q_t *
-session_manager_get_vpp_event_queue (u32 thread_index)
-{
- return session_manager_main.wrk[thread_index].vpp_event_queue;
-}
-
-int session_manager_flush_enqueue_events (u8 proto, u32 thread_index);
-int session_manager_flush_all_enqueue_events (u8 transport_proto);
+/*
+ * Listen sessions
+ */
always_inline u64
listen_session_get_handle (session_t * s)
@@ -634,7 +608,27 @@ int
listen_session_get_local_session_endpoint (session_t * listener,
session_endpoint_t * sep);
-void session_flush_frames_main_thread (vlib_main_t * vm);
+/*
+ * Session manager functions
+ */
+
+always_inline session_manager_main_t *
+vnet_get_session_manager_main ()
+{
+ return &session_manager_main;
+}
+
+always_inline session_manager_worker_t *
+session_manager_get_worker (u32 thread_index)
+{
+ return &session_manager_main.wrk[thread_index];
+}
+
+always_inline svm_msg_q_t *
+session_manager_get_vpp_event_queue (u32 thread_index)
+{
+ return session_manager_main.wrk[thread_index].vpp_event_queue;
+}
always_inline u8
session_manager_is_enabled ()
@@ -648,7 +642,12 @@ do { \
return clib_error_return(0, "session layer is not enabled"); \
} while (0)
+int session_manager_flush_enqueue_events (u8 proto, u32 thread_index);
+int session_manager_flush_all_enqueue_events (u8 transport_proto);
+void session_flush_frames_main_thread (vlib_main_t * vm);
+ssvm_private_t *session_manager_get_evt_q_segment (void);
void session_node_enable_disable (u8 is_en);
+clib_error_t *vnet_session_enable_disable (vlib_main_t * vm, u8 is_en);
#endif /* __included_session_h__ */