Mercurial > hg > nginx
annotate src/os/unix/ngx_thread.h @ 9194:a6f79f044de5
QUIC: path revalidation after expansion failure.
As per RFC 9000, Section 8.2.1:
When an endpoint is unable to expand the datagram size to 1200 bytes due
to the anti-amplification limit, the path MTU will not be validated.
To ensure that the path MTU is large enough, the endpoint MUST perform a
second path validation by sending a PATH_CHALLENGE frame in a datagram of
at least 1200 bytes.
author | Roman Arutyunyan <arut@nginx.com> |
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date | Wed, 29 Nov 2023 10:58:21 +0400 |
parents | d230c797b168 |
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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. |
441
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5 */ |
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8 #ifndef _NGX_THREAD_H_INCLUDED_ |
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9 #define _NGX_THREAD_H_INCLUDED_ |
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12 #include <ngx_config.h> |
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13 #include <ngx_core.h> |
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14 |
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15 #if (NGX_THREADS) |
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16 |
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17 #include <pthread.h> |
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18 |
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19 |
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20 typedef pthread_mutex_t ngx_thread_mutex_t; |
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21 |
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22 ngx_int_t ngx_thread_mutex_create(ngx_thread_mutex_t *mtx, ngx_log_t *log); |
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23 ngx_int_t ngx_thread_mutex_destroy(ngx_thread_mutex_t *mtx, ngx_log_t *log); |
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24 ngx_int_t ngx_thread_mutex_lock(ngx_thread_mutex_t *mtx, ngx_log_t *log); |
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25 ngx_int_t ngx_thread_mutex_unlock(ngx_thread_mutex_t *mtx, ngx_log_t *log); |
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26 |
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27 |
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28 typedef pthread_cond_t ngx_thread_cond_t; |
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29 |
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30 ngx_int_t ngx_thread_cond_create(ngx_thread_cond_t *cond, ngx_log_t *log); |
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31 ngx_int_t ngx_thread_cond_destroy(ngx_thread_cond_t *cond, ngx_log_t *log); |
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32 ngx_int_t ngx_thread_cond_signal(ngx_thread_cond_t *cond, ngx_log_t *log); |
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33 ngx_int_t ngx_thread_cond_wait(ngx_thread_cond_t *cond, ngx_thread_mutex_t *mtx, |
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34 ngx_log_t *log); |
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35 |
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36 |
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37 #if (NGX_LINUX) |
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38 |
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39 typedef pid_t ngx_tid_t; |
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40 #define NGX_TID_T_FMT "%P" |
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41 |
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42 #elif (NGX_FREEBSD) |
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43 |
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44 typedef uint32_t ngx_tid_t; |
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45 #define NGX_TID_T_FMT "%uD" |
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46 |
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47 #elif (NGX_DARWIN) |
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48 |
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49 typedef uint64_t ngx_tid_t; |
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50 #define NGX_TID_T_FMT "%uL" |
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51 |
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52 #else |
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53 |
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54 typedef uint64_t ngx_tid_t; |
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55 #define NGX_TID_T_FMT "%uL" |
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56 |
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57 #endif |
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58 |
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59 ngx_tid_t ngx_thread_tid(void); |
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60 |
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61 #define ngx_log_tid ngx_thread_tid() |
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62 |
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63 #else |
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461 | 65 #define ngx_log_tid 0 |
66 #define NGX_TID_T_FMT "%d" | |
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67 |
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68 #endif |
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70 |
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71 #endif /* _NGX_THREAD_H_INCLUDED_ */ |