Mercurial > hg > nginx-quic
view src/core/ngx_array.h @ 9082:c6db94ec3841 quic
QUIC: separated path validation retransmit backoff.
Path validation packets containing PATH_CHALLENGE frames are sent separately
from regular frame queue, because of the need to use a decicated path and pad
the packets. The packets are sent periodically, separately from the regular
probe/lost detection mechanism. A path validation packet is resent up to 3
times, each time after PTO expiration, with increasing per-path PTO backoff.
author | Sergey Kandaurov <pluknet@nginx.com> |
---|---|
date | Tue, 09 May 2023 19:42:39 +0400 |
parents | 65b895cd0dfa |
children |
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/* * Copyright (C) Igor Sysoev * Copyright (C) Nginx, Inc. */ #ifndef _NGX_ARRAY_H_INCLUDED_ #define _NGX_ARRAY_H_INCLUDED_ #include <ngx_config.h> #include <ngx_core.h> typedef struct { void *elts; ngx_uint_t nelts; size_t size; ngx_uint_t nalloc; ngx_pool_t *pool; } ngx_array_t; ngx_array_t *ngx_array_create(ngx_pool_t *p, ngx_uint_t n, size_t size); void ngx_array_destroy(ngx_array_t *a); void *ngx_array_push(ngx_array_t *a); void *ngx_array_push_n(ngx_array_t *a, ngx_uint_t n); static ngx_inline ngx_int_t ngx_array_init(ngx_array_t *array, ngx_pool_t *pool, ngx_uint_t n, size_t size) { /* * set "array->nelts" before "array->elts", otherwise MSVC thinks * that "array->nelts" may be used without having been initialized */ array->nelts = 0; array->size = size; array->nalloc = n; array->pool = pool; array->elts = ngx_palloc(pool, n * size); if (array->elts == NULL) { return NGX_ERROR; } return NGX_OK; } #endif /* _NGX_ARRAY_H_INCLUDED_ */