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c21ad0f5 | 1 | /* |
c21ad0f5 | 2 | * DEBUG: section 21 Time Functions |
3 | * AUTHOR: Harvest Derived | |
4 | * | |
5 | * SQUID Web Proxy Cache http://www.squid-cache.org/ | |
6 | * ---------------------------------------------------------- | |
7 | * | |
8 | * Squid is the result of efforts by numerous individuals from | |
9 | * the Internet community; see the CONTRIBUTORS file for full | |
10 | * details. Many organizations have provided support for Squid's | |
11 | * development; see the SPONSORS file for full details. Squid is | |
12 | * Copyrighted (C) 2001 by the Regents of the University of | |
13 | * California; see the COPYRIGHT file for full details. Squid | |
14 | * incorporates software developed and/or copyrighted by other | |
15 | * sources; see the CREDITS file for full details. | |
16 | * | |
17 | * This program is free software; you can redistribute it and/or modify | |
18 | * it under the terms of the GNU General Public License as published by | |
19 | * the Free Software Foundation; either version 2 of the License, or | |
20 | * (at your option) any later version. | |
26ac0430 | 21 | * |
c21ad0f5 | 22 | * This program is distributed in the hope that it will be useful, |
23 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | * GNU General Public License for more details. | |
26ac0430 | 26 | * |
c21ad0f5 | 27 | * You should have received a copy of the GNU General Public License |
28 | * along with this program; if not, write to the Free Software | |
29 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. | |
30 | * | |
31 | */ | |
f7f3304a | 32 | #include "squid.h" |
985c86bc | 33 | #include "SquidTime.h" |
c21ad0f5 | 34 | |
cc192b50 | 35 | struct timeval current_time; |
36 | double current_dtime; | |
985c86bc | 37 | time_t squid_curtime = 0; |
c21ad0f5 | 38 | |
39 | time_t | |
40 | getCurrentTime(void) | |
41 | { | |
42 | #if GETTIMEOFDAY_NO_TZP | |
43 | gettimeofday(¤t_time); | |
44 | #else | |
45 | ||
46 | gettimeofday(¤t_time, NULL); | |
47 | #endif | |
48 | ||
49 | current_dtime = (double) current_time.tv_sec + | |
50 | (double) current_time.tv_usec / 1000000.0; | |
51 | return squid_curtime = current_time.tv_sec; | |
52 | } | |
8ff3fa2e | 53 | |
25f98340 AJ |
54 | int |
55 | tvSubMsec(struct timeval t1, struct timeval t2) | |
56 | { | |
57 | return (t2.tv_sec - t1.tv_sec) * 1000 + | |
58 | (t2.tv_usec - t1.tv_usec) / 1000; | |
8236d34f | 59 | } |
25f98340 | 60 | |
8ff3fa2e | 61 | TimeEngine::~TimeEngine() |
62 | {} | |
63 | ||
64 | void | |
65 | TimeEngine::tick() | |
66 | { | |
67 | getCurrentTime(); | |
68 | } | |
20efa1c2 AJ |
69 | |
70 | const char * | |
71 | Time::FormatStrf(time_t t) | |
72 | { | |
73 | struct tm *tm; | |
74 | static char buf[128]; | |
75 | static time_t last_t = 0; | |
76 | ||
77 | if (t != last_t) { | |
78 | tm = localtime(&t); | |
79 | strftime(buf, 127, "%Y/%m/%d %H:%M:%S", tm); | |
80 | last_t = t; | |
81 | } | |
82 | ||
83 | return buf; | |
84 | } | |
85 | ||
86 | const char * | |
87 | Time::FormatHttpd(time_t t) | |
88 | { | |
89 | static char buf[128]; | |
90 | static time_t last_t = 0; | |
91 | ||
92 | if (t != last_t) { | |
93 | struct tm *gmt = gmtime(&t); | |
94 | ||
95 | #if !USE_GMT | |
96 | int gmt_min, gmt_hour, gmt_yday, day_offset; | |
97 | size_t len; | |
98 | struct tm *lt; | |
99 | int min_offset; | |
100 | ||
101 | /* localtime & gmtime may use the same static data */ | |
102 | gmt_min = gmt->tm_min; | |
103 | gmt_hour = gmt->tm_hour; | |
104 | gmt_yday = gmt->tm_yday; | |
105 | ||
106 | lt = localtime(&t); | |
107 | ||
108 | day_offset = lt->tm_yday - gmt_yday; | |
109 | /* wrap round on end of year */ | |
110 | if (day_offset > 1) | |
111 | day_offset = -1; | |
112 | else if (day_offset < -1) | |
113 | day_offset = 1; | |
114 | ||
115 | min_offset = day_offset * 1440 + (lt->tm_hour - gmt_hour) * 60 | |
116 | + (lt->tm_min - gmt_min); | |
117 | ||
118 | len = strftime(buf, 127 - 5, "%d/%b/%Y:%H:%M:%S ", lt); | |
119 | snprintf(buf + len, 128 - len, "%+03d%02d", | |
120 | (min_offset / 60) % 24, | |
121 | min_offset % 60); | |
122 | #else /* USE_GMT */ | |
123 | buf[0] = '\0'; | |
124 | strftime(buf, 127, "%d/%b/%Y:%H:%M:%S -000", gmt); | |
125 | #endif /* USE_GMT */ | |
126 | ||
127 | last_t = t; | |
128 | } | |
129 | ||
130 | return buf; | |
131 | } |