annotate src/event/ngx_event_quic_protection.h @ 8077:62db595a86b5 quic

QUIC: do not send STOP_SENDING after STREAM fin. Previously STOP_SENDING was sent to client upon stream closure if rev->eof and rev->error were not set. This was an indirect indication that no RESET_STREAM or STREAM fin has arrived. But it is indeed possible that rev->eof is not set, but STREAM fin has already been received, just not read out by the application. In this case sending STOP_SENDING does not make sense and can be misleading for some clients.
author Roman Arutyunyan <arut@nginx.com>
date Sun, 06 Sep 2020 14:51:23 +0300
parents 2d0f4aa78ed6
children b31c02454539
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1
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2 /*
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3 * Copyright (C) Nginx, Inc.
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4 */
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5
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7 #ifndef _NGX_EVENT_QUIC_PROTECTION_H_INCLUDED_
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8 #define _NGX_EVENT_QUIC_PROTECTION_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 #define NGX_QUIC_ENCRYPTION_LAST ((ssl_encryption_application) + 1)
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18 typedef struct ngx_quic_secret_s {
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19 ngx_str_t secret;
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20 ngx_str_t key;
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21 ngx_str_t iv;
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22 ngx_str_t hp;
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23 } ngx_quic_secret_t;
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26 typedef struct {
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27 ngx_quic_secret_t client;
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28 ngx_quic_secret_t server;
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29 } ngx_quic_secrets_t;
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32 ngx_int_t ngx_quic_set_initial_secret(ngx_pool_t *pool,
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33 ngx_quic_secret_t *client, ngx_quic_secret_t *server,
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34 ngx_str_t *secret);
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36 int ngx_quic_set_encryption_secret(ngx_pool_t *pool, ngx_ssl_conn_t *ssl_conn,
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37 enum ssl_encryption_level_t level, const uint8_t *secret, size_t secret_len,
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38 ngx_quic_secret_t *peer_secret);
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40 ngx_int_t ngx_quic_key_update(ngx_connection_t *c,
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41 ngx_quic_secrets_t *current, ngx_quic_secrets_t *next);
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42
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43 ngx_int_t ngx_quic_encrypt(ngx_quic_header_t *pkt, ngx_ssl_conn_t *ssl_conn,
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44 ngx_str_t *res);
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45 ngx_int_t ngx_quic_decrypt(ngx_quic_header_t *pkt, ngx_ssl_conn_t *ssl_conn,
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46 uint64_t *largest_pn);
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49 #endif /* _NGX_EVENT_QUIC_PROTECTION_H_INCLUDED_ */