diff options
Diffstat (limited to 'src/vnet/session/session.h')
| -rw-r--r-- | src/vnet/session/session.h | 175 |
1 files changed, 114 insertions, 61 deletions
diff --git a/src/vnet/session/session.h b/src/vnet/session/session.h index 6878b4d2..6e4ea96d 100644 --- a/src/vnet/session/session.h +++ b/src/vnet/session/session.h @@ -21,6 +21,7 @@ #include <vppinfra/sparse_vec.h> #include <svm/svm_fifo_segment.h> #include <vnet/session/session_debug.h> +#include <vnet/session/segment_manager.h> #define HALF_OPEN_LOOKUP_INVALID_VALUE ((u64)~0) #define INVALID_INDEX ((u32)~0) @@ -107,6 +108,9 @@ typedef struct _stream_session_t svm_fifo_t *server_rx_fifo; svm_fifo_t *server_tx_fifo; + /** svm segment index where fifos were allocated */ + u32 svm_segment_index; + /** Type */ u8 session_type; @@ -133,27 +137,10 @@ typedef struct _stream_session_t /** stream server pool index */ u32 app_index; - /** svm segment index */ - u32 server_segment_index; + /** Parent listener session if the result of an accept */ + u32 listener_index; } stream_session_t; -typedef struct _session_manager -{ - /** segments mapped by this server */ - u32 *segment_indices; - - /** Session fifo sizes. They are provided for binds and take default - * values for connects */ - u32 rx_fifo_size; - u32 tx_fifo_size; - - /** Configured additional segment size */ - u32 add_segment_size; - - /** Flag that indicates if additional segments should be created */ - u8 add_segment; -} session_manager_t; - /* Forward definition */ typedef struct _session_manager_main session_manager_main_t; @@ -206,11 +193,6 @@ struct _session_manager_main /** Unique segment name counter */ u32 unique_segment_name_counter; - /* Connection manager used by incoming connects */ - u32 connect_manager_index[SESSION_N_TYPES]; - - session_manager_t *session_managers; - /** Per transport rx function that can either dequeue or peek */ session_fifo_rx_fn *session_tx_fns[SESSION_N_TYPES]; @@ -242,37 +224,6 @@ vnet_get_session_manager_main () return &session_manager_main; } -always_inline session_manager_t * -session_manager_get (u32 index) -{ - return pool_elt_at_index (session_manager_main.session_managers, index); -} - -always_inline unix_shared_memory_queue_t * -session_manager_get_vpp_event_queue (u32 thread_index) -{ - return session_manager_main.vpp_event_queues[thread_index]; -} - -always_inline session_manager_t * -connects_session_manager_get (session_manager_main_t * smm, - session_type_t session_type) -{ - return pool_elt_at_index (smm->session_managers, - smm->connect_manager_index[session_type]); -} - -void session_manager_get_segment_info (u32 index, u8 ** name, u32 * size); -int session_manager_flush_enqueue_events (u32 thread_index); -int -session_manager_add_first_segment (session_manager_main_t * smm, - session_manager_t * sm, u32 segment_size, - u8 ** segment_name); -void -session_manager_del (session_manager_main_t * smm, session_manager_t * sm); -void -connects_session_manager_init (session_manager_main_t * smm, u8 session_type); - /* * Stream session functions */ @@ -300,6 +251,8 @@ transport_connection_t u32 thread_index); stream_session_t *stream_session_lookup_listener (ip46_address_t * lcl, u16 lcl_port, u8 proto); +void stream_session_table_add_for_tc (transport_connection_t * tc, u64 value); +int stream_session_table_del_for_tc (transport_connection_t * tc); always_inline stream_session_t * stream_session_get_tsi (u64 ti_and_si, u32 thread_index) @@ -310,7 +263,7 @@ stream_session_get_tsi (u64 ti_and_si, u32 thread_index) } always_inline stream_session_t * -stream_session_get (u64 si, u32 thread_index) +stream_session_get (u32 si, u32 thread_index) { return pool_elt_at_index (session_manager_main.sessions[thread_index], si); } @@ -327,6 +280,40 @@ stream_session_get_if_valid (u64 si, u32 thread_index) return pool_elt_at_index (session_manager_main.sessions[thread_index], si); } +always_inline u64 +stream_session_handle (stream_session_t * s) +{ + return ((u64) s->thread_index << 32) | (u64) s->session_index; +} + +always_inline u32 +stream_session_index_from_handle (u64 handle) +{ + return handle & 0xFFFFFFFF; +} + +always_inline u32 +stream_session_thread_from_handle (u64 handle) +{ + return handle >> 32; +} + +always_inline void +stream_session_parse_handle (u64 handle, u32 * index, u32 * thread_index) +{ + *index = stream_session_index_from_handle (handle); + *thread_index = stream_session_thread_from_handle (handle); +} + +always_inline stream_session_t * +stream_session_get_from_handle (u64 handle) +{ + session_manager_main_t *smm = &session_manager_main; + return pool_elt_at_index (smm->sessions[stream_session_thread_from_handle + (handle)], + stream_session_index_from_handle (handle)); +} + always_inline stream_session_t * stream_session_listener_get (u8 sst, u64 si) { @@ -375,13 +362,14 @@ void stream_session_reset_notify (transport_connection_t * tc); int stream_session_accept (transport_connection_t * tc, u32 listener_index, u8 sst, u8 notify); -int stream_session_open (u8 sst, ip46_address_t * addr, - u16 port_host_byte_order, u32 api_client_index); +int +stream_session_open (u32 app_index, session_type_t st, + transport_endpoint_t * tep, + transport_connection_t ** tc); +int stream_session_listen (stream_session_t * s, transport_endpoint_t * tep); +int stream_session_stop_listen (stream_session_t * s); void stream_session_disconnect (stream_session_t * s); void stream_session_cleanup (stream_session_t * s); -int -stream_session_start_listen (u32 server_index, ip46_address_t * ip, u16 port); -void stream_session_stop_listen (u32 server_index); u8 *format_stream_session (u8 * s, va_list * args); @@ -390,6 +378,71 @@ transport_proto_vft_t *session_get_transport_vft (u8 type); clib_error_t *vnet_session_enable_disable (vlib_main_t * vm, u8 is_en); +always_inline unix_shared_memory_queue_t * +session_manager_get_vpp_event_queue (u32 thread_index) +{ + return session_manager_main.vpp_event_queues[thread_index]; +} + +int session_manager_flush_enqueue_events (u32 thread_index); + +always_inline u64 +listen_session_get_handle (stream_session_t * s) +{ + ASSERT (s->session_state == SESSION_STATE_LISTENING); + return ((u64) s->session_type << 32) | s->session_index; +} + +always_inline stream_session_t * +listen_session_get_from_handle (u64 handle) +{ + session_manager_main_t *smm = &session_manager_main; + stream_session_t *s; + u32 type, index; + type = handle >> 32; + index = handle & 0xFFFFFFFF; + + if (pool_is_free_index (smm->listen_sessions[type], index)) + return 0; + + s = pool_elt_at_index (smm->listen_sessions[type], index); + ASSERT (s->session_state == SESSION_STATE_LISTENING); + return s; +} + +always_inline stream_session_t * +listen_session_new (session_type_t type) +{ + stream_session_t *s; + pool_get (session_manager_main.listen_sessions[type], s); + memset (s, 0, sizeof (*s)); + + s->session_type = type; + s->session_state = SESSION_STATE_LISTENING; + s->session_index = s - session_manager_main.listen_sessions[type]; + + return s; +} + +always_inline stream_session_t * +listen_session_get (session_type_t type, u32 index) +{ + return pool_elt_at_index (session_manager_main.listen_sessions[type], + index); +} + +always_inline void +listen_session_del (stream_session_t * s) +{ + pool_put (session_manager_main.listen_sessions[s->session_type], s); +} + +always_inline u8 +session_manager_is_enabled () +{ + return session_manager_main.is_enabled == 1; +} + #endif /* __included_session_h__ */ /* |