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/* |
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* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
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* |
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* Copyright (c) 1997-2015 ircd-hybrid development team |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 |
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* USA |
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*/ |
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|
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/*! \file s_misc.c |
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* \brief Yet another miscellaneous functions file. |
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* \version $Id$ |
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*/ |
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|
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#include "stdinc.h" |
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#include "misc.h" |
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#include "irc_string.h" |
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#include "ircd.h" |
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|
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|
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static const char *const months[] = |
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{ |
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"January", "February", "March", "April", |
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"May", "June", "July", "August", |
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"September", "October", "November","December" |
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}; |
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|
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static const char *const weekdays[] = |
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{ |
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"Sunday", "Monday", "Tuesday", "Wednesday", |
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"Thursday", "Friday", "Saturday" |
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}; |
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|
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const char * |
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date(time_t lclock) |
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{ |
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static char buf[80], plus; |
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struct tm *lt, *gm; |
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struct tm gmbuf; |
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int minswest; |
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static time_t lclock_last; |
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|
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if (!lclock) |
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lclock = CurrentTime; |
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|
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if (lclock_last == lclock) |
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return buf; |
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|
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lclock_last = lclock; |
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gm = gmtime(&lclock); |
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memcpy(&gmbuf, gm, sizeof(gmbuf)); |
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gm = &gmbuf; |
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lt = localtime(&lclock); |
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|
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/* |
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* There is unfortunately no clean portable way to extract time zone |
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* offset information, so do ugly things. |
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*/ |
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minswest = (gm->tm_hour - lt->tm_hour) * 60 + (gm->tm_min - lt->tm_min); |
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|
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if (lt->tm_yday != gm->tm_yday) |
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{ |
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if ((lt->tm_yday > gm->tm_yday && lt->tm_year == gm->tm_year) || |
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(lt->tm_yday < gm->tm_yday && lt->tm_year != gm->tm_year)) |
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minswest -= 24 * 60; |
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else |
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minswest += 24 * 60; |
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} |
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|
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plus = (minswest > 0) ? '-' : '+'; |
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if (minswest < 0) |
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minswest = -minswest; |
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|
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snprintf(buf, sizeof(buf), "%s %s %d %d -- %02u:%02u:%02u %c%02u:%02u", |
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weekdays[lt->tm_wday], months[lt->tm_mon],lt->tm_mday, |
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lt->tm_year + 1900, lt->tm_hour, lt->tm_min, lt->tm_sec, |
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plus, minswest/60, minswest%60); |
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return buf; |
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} |
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|
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const char * |
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date_iso8601(time_t lclock) |
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{ |
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static char buf[MAX_DATE_STRING]; |
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static time_t lclock_last; |
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|
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if (!lclock) |
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lclock = CurrentTime; |
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|
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if (lclock_last != lclock) |
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{ |
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lclock_last = lclock; |
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strftime(buf, sizeof(buf), "%FT%H:%M:%S%z", localtime(&lclock)); |
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} |
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|
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return buf; |
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} |
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|
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/* |
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* myctime - This is like standard ctime()-function, but it zaps away |
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* the newline from the end of that string. Also, it takes |
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* the time value as parameter, instead of pointer to it. |
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* Note that it is necessary to copy the string to alternate |
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* buffer (who knows how ctime() implements it, maybe it statically |
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* has newline there and never 'refreshes' it -- zapping that |
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* might break things in other places...) |
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* |
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* |
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* Thu Nov 24 18:22:48 1986 |
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*/ |
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const char * |
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myctime(time_t lclock) |
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{ |
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static char buf[32]; |
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char *p; |
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static time_t lclock_last; |
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|
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if (!lclock) |
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lclock = CurrentTime; |
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|
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if (lclock_last == lclock) |
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return buf; |
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|
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lclock_last = lclock; |
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strlcpy(buf, ctime(&lclock), sizeof(buf)); |
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|
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if ((p = strchr(buf, '\n'))) |
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*p = '\0'; |
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return buf; |
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} |
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|
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#ifdef HAVE_LIBCRYPTO |
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const char * |
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ssl_get_cipher(const SSL *ssl) |
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{ |
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static char buffer[IRCD_BUFSIZE]; |
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int bits = 0; |
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|
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SSL_CIPHER_get_bits(SSL_get_current_cipher(ssl), &bits); |
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|
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snprintf(buffer, sizeof(buffer), "%s-%s-%d", SSL_get_version(ssl), |
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SSL_get_cipher(ssl), bits); |
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return buffer; |
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} |
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#endif |
