Lines Matching +full:flow +full:- +full:controller

2  * Copyright 2022-2024 The OpenSSL Project Authors. All Rights Reserved.
19  * TX Flow Controller (TXFC)
22  * For discussion, see doc/designs/quic-design/quic-fc.md.
27     QUIC_TXFC   *parent; /* stream-level iff non-NULL */
33  * Initialises a TX flow controller. conn_txfc should be non-NULL and point to
34  * the connection-level flow controller if the TXFC is for stream-level flow
40  * Gets the parent (i.e., connection-level) TX flow controller. Returns NULL if
41  * called on a connection-level TX flow controller.
47  * operation. This function is a no-op if it has already been called with an
62  * If called on a stream-level TXFC, ossl_quic_txfc_get_credit is called on
63  * the connection-level TXFC as well, and the lesser of the two values is
70  * Like ossl_quic_txfc_get_credit(), but when called on a stream-level TXFC,
71  * retrieves only the stream-level credit value and does not clamp it based on
72  * connection-level flow control. Any credit value is reduced by the consumed
80  * of 0 is a no-op.
88  * If called on a stream-level TXFC, ossl_quic_txfc_consume_credit() is called
89  * on the connection-level TXFC also. If the call to that function on the
90  * connection-level TXFC returns zero, this function will also return zero.
95  * Like ossl_quic_txfc_consume_credit(), but when called on a stream-level TXFC,
96  * consumes only from the stream-level credit and does not inform the
97  * connection-level TXFC.
123  * RX Flow Controller (RXFC)
133      * the current auto-tuning epoch started. hwm is the highest stream length
146  * Initialises an RX flow controller. conn_rxfc should be non-NULL and point to
147  * a connection-level RXFC if the RXFC is for stream-level flow control, and
160  * Initialises an RX flow controller which is used by itself and not under a
161  * connection-level RX flow controller. This can be used for stream count
170  * Gets the parent (i.e., connection-level) RXFC. Returns NULL if called on a
171  * connection-level RXFC.
189  * This function may be used on a stream-level RXFC only. The connection-level
190  * RXFC will have its state updated by the stream-level RXFC.
192  * You should check ossl_quic_rxfc_has_error() on both connection-level and
193  * stream-level RXFCs after calling this function, as an incoming STREAM frame
194  * may cause flow control limits to be exceeded by an errant peer. This
207  * You should call this only on a stream-level RXFC. This function will update
208  * the connection-level RXFC automatically.
214  * function, as it may have caused the RXFC to decide to grant more flow control
260  * Returns a QUIC_ERR_* error code if a flow control error has been detected.
267  *   This indicates a flow control protocol violation by the remote peer; the
275  * Returns 1 if the RXFC is a stream-level RXFC and the RXFC knows the final
276  * size for the stream in bytes. If this is the case and final_size is non-NULL,