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📄 base64.c(10.25 KB)
📄 base64.h(2.69 KB)
📄 basename.c(1.78 KB)
📄 bcrypt_pbkdf.c(5.38 KB)
📄 bindresvport.c(3.24 KB)
📄 blf.h(3.49 KB)
📄 blowfish.c(23.11 KB)
📄 bsd-asprintf.c(2.31 KB)
📄 bsd-closefrom.c(2.84 KB)
📄 bsd-cygwin_util.c(3.15 KB)
📄 bsd-cygwin_util.h(2.34 KB)
📄 bsd-err.c(2.15 KB)
📄 bsd-flock.c(2.23 KB)
📄 bsd-getline.c(2.9 KB)
📄 bsd-getpagesize.c(463 B)
📄 bsd-getpeereid.c(1.68 KB)
📄 bsd-malloc.c(1.4 KB)
📄 bsd-misc.c(5.88 KB)
📄 bsd-misc.h(3.61 KB)
📄 bsd-nextstep.c(2.5 KB)
📄 bsd-nextstep.h(2.22 KB)
📄 bsd-openpty.c(4.92 KB)
📄 bsd-poll.c(2.91 KB)
📄 bsd-poll.h(2.06 KB)
📄 bsd-setres_id.c(2.34 KB)
📄 bsd-setres_id.h(930 B)
📄 bsd-signal.c(1.55 KB)
📄 bsd-signal.h(1.15 KB)
📄 bsd-snprintf.c(20.58 KB)
📄 bsd-statvfs.c(2.09 KB)
📄 bsd-statvfs.h(2.24 KB)
📄 bsd-waitpid.c(1.77 KB)
📄 bsd-waitpid.h(2.02 KB)
📄 chacha_private.h(5.26 KB)
📄 charclass.h(702 B)
📄 daemon.c(2.32 KB)
📄 dirname.c(1.87 KB)
📄 explicit_bzero.c(1.09 KB)
📄 fake-rfc2553.c(6.15 KB)
📄 fake-rfc2553.h(5.2 KB)
📄 fmt_scaled.c(7.69 KB)
📄 freezero.c(1.01 KB)
📄 getcwd.c(5.95 KB)
📄 getgrouplist.c(2.7 KB)
📄 getopt.h(2.71 KB)
📄 getopt_long.c(14.46 KB)
📄 getrrsetbyname-ldns.c(7.81 KB)
📄 getrrsetbyname.c(13.56 KB)
📄 getrrsetbyname.h(3.62 KB)
📄 glob.c(25.53 KB)
📄 glob.h(4.54 KB)
📄 inet_aton.c(5.23 KB)
📄 inet_ntoa.c(2.21 KB)
📄 inet_ntop.c(5.42 KB)
📄 kludge-fd_set.c(882 B)
📄 libressl-api-compat.c(16.19 KB)
📄 md5.c(7.83 KB)
📄 md5.h(1.85 KB)
📄 mktemp.c(3.14 KB)
📄 openbsd-compat.h(8.68 KB)
📄 openssl-compat.c(2.43 KB)
📄 openssl-compat.h(7.22 KB)
📄 port-aix.c(12.61 KB)
📄 port-aix.h(4.22 KB)
📄 port-irix.c(2.94 KB)
📄 port-irix.h(1.65 KB)
📄 port-linux.c(7.66 KB)
📄 port-linux.h(1.18 KB)
📄 port-net.c(8.33 KB)
📄 port-net.h(1.58 KB)
📄 port-solaris.c(9.56 KB)
📄 port-solaris.h(1.27 KB)
📄 port-uw.c(4.16 KB)
📄 port-uw.h(1.37 KB)
📄 pwcache.c(3.22 KB)
📄 readpassphrase.c(5.79 KB)
📄 readpassphrase.h(1.75 KB)
📄 reallocarray.c(1.49 KB)
📄 realpath.c(6.08 KB)
📄 recallocarray.c(2.4 KB)
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📄 rmd160.c(11.72 KB)
📄 rmd160.h(2.81 KB)
📄 rresvport.c(2.97 KB)
📄 setenv.c(5.76 KB)
📄 setproctitle.c(4.55 KB)
📄 sha1.c(5.18 KB)
📄 sha1.h(2.23 KB)
📄 sha2.c(24.88 KB)
📄 sha2.h(5.66 KB)
📄 sigact.c(3.82 KB)
📄 sigact.h(3.66 KB)
📄 strcasestr.c(2.35 KB)
📄 strlcat.c(1.76 KB)
📄 strlcpy.c(1.64 KB)
📄 strmode.c(3.38 KB)
📄 strndup.c(1.27 KB)
📄 strnlen.c(1.18 KB)
📄 strptime.c(9.28 KB)
📄 strsep.c(2.59 KB)
📄 strtoll.c(4.29 KB)
📄 strtonum.c(1.85 KB)
📄 strtoul.c(3.07 KB)
📄 strtoull.c(3.13 KB)
📄 sys-queue.h(21.04 KB)
📄 sys-tree.h(24.68 KB)
📄 timingsafe_bcmp.c(1.17 KB)
📄 vis.c(5.97 KB)
📄 vis.h(3.57 KB)
📄 xcrypt.c(4.26 KB)

Editing: strptime.c

/*	$OpenBSD: strptime.c,v 1.12 2008/06/26 05:42:05 ray Exp $ */
/*	$NetBSD: strptime.c,v 1.12 1998/01/20 21:39:40 mycroft Exp $	*/

/*-
 * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code was contributed to The NetBSD Foundation by Klaus Klein.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

/* OPENBSD ORIGINAL: lib/libc/time/strptime.c */

#include "includes.h"

#ifndef HAVE_STRPTIME

#define TM_YEAR_BASE 1900	/* from tzfile.h */

#include <ctype.h>
#include <locale.h>
#include <string.h>
#include <time.h>

/* #define	_ctloc(x)		(_CurrentTimeLocale->x) */

/*
 * We do not implement alternate representations. However, we always
 * check whether a given modifier is allowed for a certain conversion.
 */
#define _ALT_E			0x01
#define _ALT_O			0x02
#define	_LEGAL_ALT(x)		{ if (alt_format & ~(x)) return (0); }

static	int _conv_num(const unsigned char **, int *, int, int);
static	char *_strptime(const char *, const char *, struct tm *, int);

char *
strptime(const char *buf, const char *fmt, struct tm *tm)
{
	return(_strptime(buf, fmt, tm, 1));
}

static char *
_strptime(const char *buf, const char *fmt, struct tm *tm, int initialize)
{
	unsigned char c;
	const unsigned char *bp;
	size_t len;
	int alt_format, i;
	static int century, relyear;

if (initialize) {
		century = TM_YEAR_BASE;
		relyear = -1;
	}

bp = (unsigned char *)buf;
	while ((c = *fmt) != '\0') {
		/* Clear `alternate' modifier prior to new conversion. */
		alt_format = 0;

/* Eat up white-space. */
		if (isspace(c)) {
			while (isspace(*bp))
				bp++;

fmt++;
			continue;
		}
				
		if ((c = *fmt++) != '%')
			goto literal;

again:		switch (c = *fmt++) {
		case '%':	/* "%%" is converted to "%". */
literal:
		if (c != *bp++)
			return (NULL);

break;

/*
		 * "Alternative" modifiers. Just set the appropriate flag
		 * and start over again.
		 */
		case 'E':	/* "%E?" alternative conversion modifier. */
			_LEGAL_ALT(0);
			alt_format |= _ALT_E;
			goto again;

case 'O':	/* "%O?" alternative conversion modifier. */
			_LEGAL_ALT(0);
			alt_format |= _ALT_O;
			goto again;
			
		/*
		 * "Complex" conversion rules, implemented through recursion.
		 */
#if 0
		case 'c':	/* Date and time, using the locale's format. */
			_LEGAL_ALT(_ALT_E);
			if (!(bp = _strptime(bp, _ctloc(d_t_fmt), tm, 0)))
				return (NULL);
			break;
#endif
		case 'D':	/* The date as "%m/%d/%y". */
			_LEGAL_ALT(0);
			if (!(bp = _strptime(bp, "%m/%d/%y", tm, 0)))
				return (NULL);
			break;
	
		case 'R':	/* The time as "%H:%M". */
			_LEGAL_ALT(0);
			if (!(bp = _strptime(bp, "%H:%M", tm, 0)))
				return (NULL);
			break;

case 'r':	/* The time as "%I:%M:%S %p". */
			_LEGAL_ALT(0);
			if (!(bp = _strptime(bp, "%I:%M:%S %p", tm, 0)))
				return (NULL);
			break;

case 'T':	/* The time as "%H:%M:%S". */
			_LEGAL_ALT(0);
			if (!(bp = _strptime(bp, "%H:%M:%S", tm, 0)))
				return (NULL);
			break;
#if 0
		case 'X':	/* The time, using the locale's format. */
			_LEGAL_ALT(_ALT_E);
			if (!(bp = _strptime(bp, _ctloc(t_fmt), tm, 0)))
				return (NULL);
			break;

case 'x':	/* The date, using the locale's format. */
			_LEGAL_ALT(_ALT_E);
			if (!(bp = _strptime(bp, _ctloc(d_fmt), tm, 0)))
				return (NULL);
			break;
#endif
		/*
		 * "Elementary" conversion rules.
		 */
#if 0
		case 'A':	/* The day of week, using the locale's form. */
		case 'a':
			_LEGAL_ALT(0);
			for (i = 0; i < 7; i++) {
				/* Full name. */
				len = strlen(_ctloc(day[i]));
				if (strncasecmp(_ctloc(day[i]), bp, len) == 0)
					break;

/* Abbreviated name. */
				len = strlen(_ctloc(abday[i]));
				if (strncasecmp(_ctloc(abday[i]), bp, len) == 0)
					break;
			}

/* Nothing matched. */
			if (i == 7)
				return (NULL);

tm->tm_wday = i;
			bp += len;
			break;

case 'B':	/* The month, using the locale's form. */
		case 'b':
		case 'h':
			_LEGAL_ALT(0);
			for (i = 0; i < 12; i++) {
				/* Full name. */
				len = strlen(_ctloc(mon[i]));
				if (strncasecmp(_ctloc(mon[i]), bp, len) == 0)
					break;

/* Abbreviated name. */
				len = strlen(_ctloc(abmon[i]));
				if (strncasecmp(_ctloc(abmon[i]), bp, len) == 0)
					break;
			}

/* Nothing matched. */
			if (i == 12)
				return (NULL);

tm->tm_mon = i;
			bp += len;
			break;
#endif

case 'C':	/* The century number. */
			_LEGAL_ALT(_ALT_E);
			if (!(_conv_num(&bp, &i, 0, 99)))
				return (NULL);

century = i * 100;
			break;

case 'd':	/* The day of month. */
		case 'e':
			_LEGAL_ALT(_ALT_O);
			if (!(_conv_num(&bp, &tm->tm_mday, 1, 31)))
				return (NULL);
			break;

case 'k':	/* The hour (24-hour clock representation). */
			_LEGAL_ALT(0);
			/* FALLTHROUGH */
		case 'H':
			_LEGAL_ALT(_ALT_O);
			if (!(_conv_num(&bp, &tm->tm_hour, 0, 23)))
				return (NULL);
			break;

case 'l':	/* The hour (12-hour clock representation). */
			_LEGAL_ALT(0);
			/* FALLTHROUGH */
		case 'I':
			_LEGAL_ALT(_ALT_O);
			if (!(_conv_num(&bp, &tm->tm_hour, 1, 12)))
				return (NULL);
			break;

case 'j':	/* The day of year. */
			_LEGAL_ALT(0);
			if (!(_conv_num(&bp, &tm->tm_yday, 1, 366)))
				return (NULL);
			tm->tm_yday--;
			break;

case 'M':	/* The minute. */
			_LEGAL_ALT(_ALT_O);
			if (!(_conv_num(&bp, &tm->tm_min, 0, 59)))
				return (NULL);
			break;

case 'm':	/* The month. */
			_LEGAL_ALT(_ALT_O);
			if (!(_conv_num(&bp, &tm->tm_mon, 1, 12)))
				return (NULL);
			tm->tm_mon--;
			break;

#if 0
		case 'p':	/* The locale's equivalent of AM/PM. */
			_LEGAL_ALT(0);
			/* AM? */
			len = strlen(_ctloc(am_pm[0]));
			if (strncasecmp(_ctloc(am_pm[0]), bp, len) == 0) {
				if (tm->tm_hour > 12)	/* i.e., 13:00 AM ?! */
					return (NULL);
				else if (tm->tm_hour == 12)
					tm->tm_hour = 0;

bp += len;
				break;
			}
			/* PM? */
			len = strlen(_ctloc(am_pm[1]));
			if (strncasecmp(_ctloc(am_pm[1]), bp, len) == 0) {
				if (tm->tm_hour > 12)	/* i.e., 13:00 PM ?! */
					return (NULL);
				else if (tm->tm_hour < 12)
					tm->tm_hour += 12;

bp += len;
				break;
			}

/* Nothing matched. */
			return (NULL);
#endif
		case 'S':	/* The seconds. */
			_LEGAL_ALT(_ALT_O);
			if (!(_conv_num(&bp, &tm->tm_sec, 0, 61)))
				return (NULL);
			break;

case 'U':	/* The week of year, beginning on sunday. */
		case 'W':	/* The week of year, beginning on monday. */
			_LEGAL_ALT(_ALT_O);
			/*
			 * XXX This is bogus, as we can not assume any valid
			 * information present in the tm structure at this
			 * point to calculate a real value, so just check the
			 * range for now.
			 */
			 if (!(_conv_num(&bp, &i, 0, 53)))
				return (NULL);
			 break;

case 'w':	/* The day of week, beginning on sunday. */
			_LEGAL_ALT(_ALT_O);
			if (!(_conv_num(&bp, &tm->tm_wday, 0, 6)))
				return (NULL);
			break;

case 'Y':	/* The year. */
			_LEGAL_ALT(_ALT_E);
			if (!(_conv_num(&bp, &i, 0, 9999)))
				return (NULL);

relyear = -1;
			tm->tm_year = i - TM_YEAR_BASE;
			break;

case 'y':	/* The year within the century (2 digits). */
			_LEGAL_ALT(_ALT_E | _ALT_O);
			if (!(_conv_num(&bp, &relyear, 0, 99)))
				return (NULL);
			break;

/*
		 * Miscellaneous conversions.
		 */
		case 'n':	/* Any kind of white-space. */
		case 't':
			_LEGAL_ALT(0);
			while (isspace(*bp))
				bp++;
			break;

default:	/* Unknown/unsupported conversion. */
			return (NULL);
		}

}

/*
	 * We need to evaluate the two digit year spec (%y)
	 * last as we can get a century spec (%C) at any time.
	 */
	if (relyear != -1) {
		if (century == TM_YEAR_BASE) {
			if (relyear <= 68)
				tm->tm_year = relyear + 2000 - TM_YEAR_BASE;
			else
				tm->tm_year = relyear + 1900 - TM_YEAR_BASE;
		} else {
			tm->tm_year = relyear + century - TM_YEAR_BASE;
		}
	}

return ((char *)bp);
}

static int
_conv_num(const unsigned char **buf, int *dest, int llim, int ulim)
{
	int result = 0;
	int rulim = ulim;

if (**buf < '0' || **buf > '9')
		return (0);

/* we use rulim to break out of the loop when we run out of digits */
	do {
		result *= 10;
		result += *(*buf)++ - '0';
		rulim /= 10;
	} while ((result * 10 <= ulim) && rulim && **buf >= '0' && **buf <= '9');

if (result < llim || result > ulim)
		return (0);

*dest = result;
	return (1);
}

#endif /* HAVE_STRPTIME */

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Editing: strptime.c

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