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annotate src/event/quic/ngx_event_quic_ack.h @ 9083:a9fef6ca45a8 quic

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QUIC: lower bound path validation PTO. According to RFC 9000, 8.2.4. Failed Path Validation, the following value is recommended as a validation timeout: A value of three times the larger of the current PTO or the PTO for the new path (using kInitialRtt, as defined in [QUIC-RECOVERY]) is RECOMMENDED. The change adds PTO of the new path to the equation as the lower bound.
author Sergey Kandaurov <pluknet@nginx.com>
date Tue, 09 May 2023 19:42:40 +0400
parents 4117aa7fa38e
children
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2 /*
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3 * Copyright (C) Nginx, Inc.
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4 */
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7 #ifndef _NGX_EVENT_QUIC_ACK_H_INCLUDED_
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8 #define _NGX_EVENT_QUIC_ACK_H_INCLUDED_
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11 #include <ngx_config.h>
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12 #include <ngx_core.h>
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15 ngx_int_t ngx_quic_handle_ack_frame(ngx_connection_t *c,
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16 ngx_quic_header_t *pkt, ngx_quic_frame_t *f);
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18 void ngx_quic_congestion_ack(ngx_connection_t *c,
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19 ngx_quic_frame_t *frame);
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20 void ngx_quic_resend_frames(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx);
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21 void ngx_quic_set_lost_timer(ngx_connection_t *c);
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22 void ngx_quic_pto_handler(ngx_event_t *ev);
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23 ngx_msec_t ngx_quic_pto(ngx_connection_t *c, ngx_quic_send_ctx_t *ctx);
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25 ngx_int_t ngx_quic_ack_packet(ngx_connection_t *c,
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26 ngx_quic_header_t *pkt);
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27 ngx_int_t ngx_quic_generate_ack(ngx_connection_t *c,
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28 ngx_quic_send_ctx_t *ctx);
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29
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30 #endif /* _NGX_EVENT_QUIC_ACK_H_INCLUDED_ */