Mercurial > hg > nginx-quic
annotate src/os/win32/ngx_time.c @ 6982:ac9b1df5b246
SSL: disabled renegotiation detection in client mode.
CVE-2009-3555 is no longer relevant and mitigated by the renegotiation
info extension (secure renegotiation). On the other hand, unexpected
renegotiation still introduces potential security risks, and hence we do
not allow renegotiation on the server side, as we never request renegotiation.
On the client side the situation is different though. There are backends
which explicitly request renegotiation, and disabled renegotiation
introduces interoperability problems. This change allows renegotiation
on the client side, and fixes interoperability problems as observed with
such backends (ticket #872).
Additionally, with TLSv1.3 the SSL_CB_HANDSHAKE_START flag is currently set
by OpenSSL when receiving a NewSessionTicket message, and was detected by
nginx as a renegotiation attempt. This looks like a bug in OpenSSL, though
this change also allows better interoperability till the problem is fixed.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Tue, 18 Apr 2017 16:08:44 +0300 |
parents | d620f497c50f |
children | f95de1361039 |
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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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 |
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11 |
563 | 12 void |
13 ngx_gettimeofday(struct timeval *tp) | |
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14 { |
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15 uint64_t intervals; |
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16 FILETIME ft; |
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17 |
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18 GetSystemTimeAsFileTime(&ft); |
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19 |
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20 /* |
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21 * A file time is a 64-bit value that represents the number |
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22 * of 100-nanosecond intervals that have elapsed since |
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23 * January 1, 1601 12:00 A.M. UTC. |
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24 * |
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25 * Between January 1, 1970 (Epoch) and January 1, 1601 there were |
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26 * 134744 days, |
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27 * 11644473600 seconds or |
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28 * 11644473600,000,000,0 100-nanosecond intervals. |
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29 * |
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30 * See also MSKB Q167296. |
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31 */ |
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32 |
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33 intervals = ((uint64_t) ft.dwHighDateTime << 32) | ft.dwLowDateTime; |
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34 intervals -= 116444736000000000; |
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35 |
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36 tp->tv_sec = (long) (intervals / 10000000); |
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37 tp->tv_usec = (long) ((intervals % 10000000) / 10); |
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38 } |
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40 |
563 | 41 void |
42 ngx_libc_localtime(time_t s, struct tm *tm) | |
509 | 43 { |
44 struct tm *t; | |
45 | |
563 | 46 t = localtime(&s); |
509 | 47 *tm = *t; |
48 } | |
49 | |
50 | |
563 | 51 void |
52 ngx_libc_gmtime(time_t s, struct tm *tm) | |
509 | 53 { |
54 struct tm *t; | |
55 | |
563 | 56 t = gmtime(&s); |
509 | 57 *tm = *t; |
58 } | |
59 | |
60 | |
563 | 61 ngx_int_t |
62 ngx_gettimezone(void) | |
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63 { |
2724 | 64 u_long n; |
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65 TIME_ZONE_INFORMATION tz; |
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66 |
2724 | 67 n = GetTimeZoneInformation(&tz); |
68 | |
69 switch (n) { | |
70 | |
71 case TIME_ZONE_ID_UNKNOWN: | |
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72 return -tz.Bias; |
2724 | 73 |
74 case TIME_ZONE_ID_STANDARD: | |
75 return -(tz.Bias + tz.StandardBias); | |
76 | |
77 case TIME_ZONE_ID_DAYLIGHT: | |
78 return -(tz.Bias + tz.DaylightBias); | |
79 | |
80 default: /* TIME_ZONE_ID_INVALID */ | |
81 return 0; | |
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82 } |
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83 } |