Mercurial > hg > nginx
annotate src/core/ngx_times.h @ 7851:aa5f8825f24d
Resolver: fixed label types handling in ngx_resolver_copy().
Previously, anything with any of the two high bits set were interpreted
as compression pointers. This is incorrect, as RFC 1035 clearly states
that "The 10 and 01 combinations are reserved for future use". Further,
the 01 combination is actually allocated for EDNS extended label type
(see RFC 2671 and RFC 6891), not really used though.
Fix is to reject unrecognized label types rather than misinterpreting
them as compression pointers.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Tue, 25 May 2021 15:17:41 +0300 |
parents | 76e7e20cda05 |
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rev | line source |
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441
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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_TIMES_H_INCLUDED_ |
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9 #define _NGX_TIMES_H_INCLUDED_ |
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12 #include <ngx_config.h> |
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13 #include <ngx_core.h> |
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15 |
563 | 16 typedef struct { |
17 time_t sec; | |
18 ngx_uint_t msec; | |
19 ngx_int_t gmtoff; | |
20 } ngx_time_t; | |
21 | |
22 | |
499 | 23 void ngx_time_init(void); |
3475
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*) introduce ngx_time_sigsafe_update() to update the error log time only
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24 void ngx_time_update(void); |
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25 void ngx_time_sigsafe_update(void); |
455 | 26 u_char *ngx_http_time(u_char *buf, time_t t); |
27 u_char *ngx_http_cookie_time(u_char *buf, time_t t); | |
182
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28 void ngx_gmtime(time_t t, ngx_tm_t *tp); |
178
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29 |
2162 | 30 time_t ngx_next_time(time_t when); |
31 #define ngx_next_time_n "mktime()" | |
32 | |
370
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33 |
563 | 34 extern volatile ngx_time_t *ngx_cached_time; |
370
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35 |
563 | 36 #define ngx_time() ngx_cached_time->sec |
37 #define ngx_timeofday() (ngx_time_t *) ngx_cached_time | |
178
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38 |
563 | 39 extern volatile ngx_str_t ngx_cached_err_log_time; |
40 extern volatile ngx_str_t ngx_cached_http_time; | |
41 extern volatile ngx_str_t ngx_cached_http_log_time; | |
3873 | 42 extern volatile ngx_str_t ngx_cached_http_log_iso8601; |
5702
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43 extern volatile ngx_str_t ngx_cached_syslog_time; |
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44 |
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45 /* |
7280
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Core: fixed comment about ngx_current_msec after 81fae70d6cb8.
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46 * milliseconds elapsed since some unspecified point in the past |
76e7e20cda05
Core: fixed comment about ngx_current_msec after 81fae70d6cb8.
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47 * and truncated to ngx_msec_t, used in event timers |
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48 */ |
563 | 49 extern volatile ngx_msec_t ngx_current_msec; |
245
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51 |
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52 #endif /* _NGX_TIMES_H_INCLUDED_ */ |