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comparison src/event/ngx_event_quic.h @ 7987:3b107aadc9f6 quic

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QUIC: added rtt estimation. According to the quic-recovery 29, Section 5: Estimating the Round-Trip Time. Currently, integer arithmetics is used, which loses sub-millisecond accuracy.
author Vladimir Homutov <vl@nginx.com>
date Thu, 16 Jul 2020 15:44:06 +0300
parents e0f92f68e018
children 909b989ec088
comparison
equal deleted inserted replaced
7986:001ec7fce567 7987:3b107aadc9f6
38 #define NGX_QUIC_RETRY_LIFETIME 30000 38 #define NGX_QUIC_RETRY_LIFETIME 30000
39 #define NGX_QUIC_RETRY_BUFFER_SIZE 128 39 #define NGX_QUIC_RETRY_BUFFER_SIZE 128
40 /* 1 flags + 4 version + 3 x (1 + 20) s/o/dcid + itag + token(44) */ 40 /* 1 flags + 4 version + 3 x (1 + 20) s/o/dcid + itag + token(44) */
41 #define NGX_QUIC_MAX_TOKEN_SIZE 32 41 #define NGX_QUIC_MAX_TOKEN_SIZE 32
42 /* sizeof(struct in6_addr) + sizeof(ngx_msec_t) up to AES-256 block size */ 42 /* sizeof(struct in6_addr) + sizeof(ngx_msec_t) up to AES-256 block size */
43
44 /* quic-recovery, section 6.2.2, kInitialRtt */
45 #define NGX_QUIC_INITIAL_RTT 333 /* ms */
43 46
44 #define NGX_QUIC_HARDCODED_PTO 1000 /* 1s, TODO: collect */ 47 #define NGX_QUIC_HARDCODED_PTO 1000 /* 1s, TODO: collect */
45 #define NGX_QUIC_CC_MIN_INTERVAL 1000 /* 1s */ 48 #define NGX_QUIC_CC_MIN_INTERVAL 1000 /* 1s */
46 49
47 #define NGX_QUIC_MIN_INITIAL_SIZE 1200 50 #define NGX_QUIC_MIN_INITIAL_SIZE 1200