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Diffstat (limited to 'src/vnet/session/transport_interface.h')
| -rw-r--r-- | src/vnet/session/transport_interface.h | 182 |
1 files changed, 0 insertions, 182 deletions
diff --git a/src/vnet/session/transport_interface.h b/src/vnet/session/transport_interface.h deleted file mode 100644 index 123048613bf..00000000000 --- a/src/vnet/session/transport_interface.h +++ /dev/null @@ -1,182 +0,0 @@ -/* - * Copyright (c) 2017-2019 Cisco and/or its affiliates. - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef SRC_VNET_SESSION_TRANSPORT_INTERFACE_H_ -#define SRC_VNET_SESSION_TRANSPORT_INTERFACE_H_ - -#include <vnet/vnet.h> -#include <vnet/session/transport.h> - -/* - * Transport protocol virtual function table - */ -/* *INDENT-OFF* */ -typedef struct _transport_proto_vft -{ - /* - * Setup - */ - u32 (*bind) (u32 session_index, transport_endpoint_t * lcl); - u32 (*unbind) (u32); - int (*open) (transport_endpoint_cfg_t * rmt); - void (*close) (u32 conn_index, u32 thread_index); - void (*cleanup) (u32 conn_index, u32 thread_index); - clib_error_t *(*enable) (vlib_main_t * vm, u8 is_en); - - /* - * Transmission - */ - - u32 (*push_header) (transport_connection_t * tconn, vlib_buffer_t * b); - u16 (*send_mss) (transport_connection_t * tc); - u32 (*send_space) (transport_connection_t * tc); - u32 (*tx_fifo_offset) (transport_connection_t * tc); - void (*update_time) (f64 time_now, u8 thread_index); - void (*flush_data) (transport_connection_t *tconn); - - /* - * Connection retrieval - */ - transport_connection_t *(*get_connection) (u32 conn_idx, u32 thread_idx); - transport_connection_t *(*get_listener) (u32 conn_index); - transport_connection_t *(*get_half_open) (u32 conn_index); - - /* - * Format - */ - u8 *(*format_connection) (u8 * s, va_list * args); - u8 *(*format_listener) (u8 * s, va_list * args); - u8 *(*format_half_open) (u8 * s, va_list * args); - - /* - * Properties - */ - transport_tx_fn_type_t tx_type; - transport_service_type_t service_type; -} transport_proto_vft_t; -/* *INDENT-ON* */ - -extern transport_proto_vft_t *tp_vfts; - -#define transport_proto_foreach(VAR, BODY) \ -do { \ - for (VAR = 0; VAR < vec_len (tp_vfts); VAR++) \ - if (tp_vfts[VAR].push_header != 0) \ - do { BODY; } while (0); \ -} while (0) - -void transport_register_protocol (transport_proto_t transport_proto, - const transport_proto_vft_t * vft, - fib_protocol_t fib_proto, u32 output_node); -transport_proto_vft_t *transport_protocol_get_vft (transport_proto_t tp); -void transport_update_time (f64 time_now, u8 thread_index); -transport_connection_t *transport_get_connection (transport_proto_t tp, - u32 conn_index, - u8 thread_index); -transport_connection_t *transport_get_listener (transport_proto_t tp, - u32 conn_index); -void transport_enable_disable (vlib_main_t * vm, u8 is_en); - -always_inline u32 -transport_elog_track_index (transport_connection_t * tc) -{ -#if TRANSPORT_DEBUG - return tc->elog_track.track_index_plus_one - 1; -#else - return ~0; -#endif -} - -void transport_connection_tx_pacer_reset (transport_connection_t * tc, - u32 rate_bytes_per_sec, - u32 initial_bucket, u64 time_now); -/** - * Initialize tx pacer for connection - * - * @param tc transport connection - * @param rate_bytes_per_second initial byte rate - * @param burst_bytes initial burst size in bytes - */ -void transport_connection_tx_pacer_init (transport_connection_t * tc, - u32 rate_bytes_per_sec, - u32 initial_bucket); - -/** - * Update tx pacer pacing rate - * - * @param tc transport connection - * @param bytes_per_sec new pacing rate - */ -void transport_connection_tx_pacer_update (transport_connection_t * tc, - u64 bytes_per_sec); - -/** - * Get maximum tx burst allowed for transport connection - * - * @param tc transport connection - * @param time_now current cpu time as returned by @ref clib_cpu_time_now - * @param mss transport's mss - */ -u32 transport_connection_snd_space (transport_connection_t * tc, - u64 time_now, u16 mss); - -u32 transport_connection_tx_pacer_burst (transport_connection_t * tc, - u64 time_now); - -/** - * Initialize period for tx pacers - * - * Defines a unit of time with respect to number of cpu cycles that is to - * be used by all tx pacers. - */ -void transport_init_tx_pacers_period (void); - -/** - * Check if transport connection is paced - */ -always_inline u8 -transport_connection_is_tx_paced (transport_connection_t * tc) -{ - return (tc->flags & TRANSPORT_CONNECTION_F_IS_TX_PACED); -} - -u8 *format_transport_pacer (u8 * s, va_list * args); - -/** - * Update tx byte stats for transport connection - * - * If tx pacing is enabled, this also updates pacer bucket to account for the - * amount of bytes that have been sent. - * - * @param tc transport connection - * @param pkts packets recently sent - * @param bytes bytes recently sent - */ -void transport_connection_update_tx_stats (transport_connection_t * tc, - u32 bytes); - -void -transport_connection_tx_pacer_update_bytes (transport_connection_t * tc, - u32 bytes); - -#endif /* SRC_VNET_SESSION_TRANSPORT_INTERFACE_H_ */ - -/* - * fd.io coding-style-patch-verification: ON - * - * Local Variables: - * eval: (c-set-style "gnu") - * End: - */ |