Mercurial > hg > nginx-quic
annotate src/os/win32/ngx_shmem.h @ 8697:e8cbbfabe547 quic
QUIC: update stream flow control credit on STREAM_DATA_BLOCKED.
Previously, after receiving STREAM_DATA_BLOCKED, current flow control limit
was sent to client. Now, if the limit can be updated to the full window size,
it is updated and the new value is sent to client, otherwise nothing is sent.
The change lets client update flow control credit on demand. Also, it saves
traffic by not sending MAX_STREAM_DATA with the same value twice.
author | Roman Arutyunyan <arut@nginx.com> |
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date | Wed, 17 Nov 2021 23:07:38 +0300 |
parents | af7eba90645d |
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rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
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5 */ |
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696 | 8 #ifndef _NGX_SHMEM_H_INCLUDED_ |
9 #define _NGX_SHMEM_H_INCLUDED_ | |
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12 #include <ngx_config.h> |
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13 #include <ngx_core.h> |
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605 | 16 typedef struct { |
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17 u_char *addr; |
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18 size_t size; |
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19 ngx_str_t name; |
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20 HANDLE handle; |
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21 ngx_log_t *log; |
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22 ngx_uint_t exists; /* unsigned exists:1; */ |
605 | 23 } ngx_shm_t; |
24 | |
25 | |
26 ngx_int_t ngx_shm_alloc(ngx_shm_t *shm); | |
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27 ngx_int_t ngx_shm_remap(ngx_shm_t *shm, u_char *addr); |
605 | 28 void ngx_shm_free(ngx_shm_t *shm); |
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30 extern ngx_uint_t ngx_allocation_granularity; |
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32 |
696 | 33 #endif /* _NGX_SHMEM_H_INCLUDED_ */ |