You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
378 lines
7.8 KiB
378 lines
7.8 KiB
// Part of the ht://Dig package <http://www.htdig.org/>
|
|
// Copyright (c) 1999-2004 The ht://Dig Group
|
|
// For copyright details, see the file COPYING in your distribution
|
|
// or the GNU Library General Public License (LGPL) version 2 or later
|
|
// <http://www.gnu.org/copyleft/lgpl.html>
|
|
//
|
|
|
|
/*
|
|
* Copyright (c) 1994 Powerdog Industries. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, 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.
|
|
* 3. All advertising materials mentioning features or use of this
|
|
* software must display the following acknowledgement:
|
|
* This product includes software developed by Powerdog Industries.
|
|
* 4. The name of Powerdog Industries may not be used to endorse or
|
|
* promote products derived from this software without specific prior
|
|
* written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY POWERDOG INDUSTRIES ``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 POWERDOG INDUSTRIES 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.
|
|
*/
|
|
|
|
#ifndef lint
|
|
/*
|
|
static char copyright[] =
|
|
"@(#) Copyright (c) 1994 Powerdog Industries. All rights reserved.";
|
|
static char sccsid[] = "@(#)strptime.c 1.0 (Powerdog) 94/03/27";
|
|
*/
|
|
#endif /* not lint */
|
|
|
|
#include <lib.h>
|
|
|
|
#include <time.h>
|
|
#include <ctype.h>
|
|
#include <locale.h>
|
|
#include <string.h>
|
|
|
|
#define asizeof(a) ((int)(sizeof (a) / sizeof ((a)[0])))
|
|
|
|
struct mydtconv {
|
|
char *abbrev_month_names[12];
|
|
char *month_names[12];
|
|
char *abbrev_weekday_names[7];
|
|
char *weekday_names[7];
|
|
char *time_format;
|
|
char *sdate_format;
|
|
char *dtime_format;
|
|
char *am_string;
|
|
char *pm_string;
|
|
char *ldate_format;
|
|
};
|
|
|
|
static struct mydtconv En_US = {
|
|
{ "Jan", "Feb", "Mar", "Apr", "May", "Jun",
|
|
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec" },
|
|
{ "January", "February", "March", "April",
|
|
"May", "June", "July", "August",
|
|
"September", "October", "November", "December" },
|
|
{ "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" },
|
|
{ "Sunday", "Monday", "Tuesday", "Wednesday",
|
|
"Thursday", "Friday", "Saturday" },
|
|
"%H:%M:%S",
|
|
"%m/%d/%y",
|
|
"%a %b %e %T %Z %Y",
|
|
"AM",
|
|
"PM",
|
|
"%A, %B, %e, %Y"
|
|
};
|
|
|
|
char *
|
|
mystrptime(const char *buf, const char *fmt, struct tm *tm)
|
|
{
|
|
char c;
|
|
const char *ptr;
|
|
int i, len = 0;
|
|
|
|
ptr = fmt;
|
|
while (*ptr != 0)
|
|
{
|
|
if (*buf == 0)
|
|
break;
|
|
|
|
c = *ptr++;
|
|
|
|
if (c != '%')
|
|
{
|
|
if (isspace(c))
|
|
while (*buf != 0 && isspace(*buf))
|
|
buf++;
|
|
else if (c != *buf++)
|
|
return 0;
|
|
continue;
|
|
}
|
|
|
|
c = *ptr++;
|
|
switch (c)
|
|
{
|
|
case 0:
|
|
case '%':
|
|
if (*buf++ != '%')
|
|
return 0;
|
|
break;
|
|
|
|
case 'C':
|
|
buf = mystrptime(buf, En_US.ldate_format, tm);
|
|
if (buf == 0)
|
|
return 0;
|
|
break;
|
|
|
|
case 'c':
|
|
buf = mystrptime(buf, "%x %X", tm);
|
|
if (buf == 0)
|
|
return 0;
|
|
break;
|
|
|
|
case 'D':
|
|
buf = mystrptime(buf, "%m/%d/%y", tm);
|
|
if (buf == 0)
|
|
return 0;
|
|
break;
|
|
|
|
case 'R':
|
|
buf = mystrptime(buf, "%H:%M", tm);
|
|
if (buf == 0)
|
|
return 0;
|
|
break;
|
|
|
|
case 'r':
|
|
buf = mystrptime(buf, "%I:%M:%S %p", tm);
|
|
if (buf == 0)
|
|
return 0;
|
|
break;
|
|
|
|
case 'T':
|
|
buf = mystrptime(buf, "%H:%M:%S", tm);
|
|
if (buf == 0)
|
|
return 0;
|
|
break;
|
|
|
|
case 'X':
|
|
buf = mystrptime(buf, En_US.time_format, tm);
|
|
if (buf == 0)
|
|
return 0;
|
|
break;
|
|
|
|
case 'x':
|
|
buf = mystrptime(buf, En_US.sdate_format, tm);
|
|
if (buf == 0)
|
|
return 0;
|
|
break;
|
|
|
|
case 'j':
|
|
if (!isdigit(*buf))
|
|
return 0;
|
|
|
|
for (i = 0; *buf != 0 && isdigit(*buf); buf++)
|
|
{
|
|
i *= 10;
|
|
i += *buf - '0';
|
|
}
|
|
if (i > 365)
|
|
return 0;
|
|
|
|
tm->tm_yday = i;
|
|
break;
|
|
|
|
case 'M':
|
|
case 'S':
|
|
if (*buf == 0 || isspace(*buf))
|
|
break;
|
|
|
|
if (!isdigit(*buf))
|
|
return 0;
|
|
|
|
for (i = 0; *buf != 0 && isdigit(*buf); buf++)
|
|
{
|
|
i *= 10;
|
|
i += *buf - '0';
|
|
}
|
|
if (i > 59)
|
|
return 0;
|
|
|
|
if (c == 'M')
|
|
tm->tm_min = i;
|
|
else
|
|
tm->tm_sec = i;
|
|
|
|
if (*buf != 0 && isspace(*buf))
|
|
while (*ptr != 0 && !isspace(*ptr))
|
|
ptr++;
|
|
break;
|
|
|
|
case 'H':
|
|
case 'I':
|
|
case 'k':
|
|
case 'l':
|
|
if (!isdigit(*buf))
|
|
return 0;
|
|
|
|
for (i = 0; *buf != 0 && isdigit(*buf); buf++)
|
|
{
|
|
i *= 10;
|
|
i += *buf - '0';
|
|
}
|
|
if (c == 'H' || c == 'k') {
|
|
if (i > 23)
|
|
return 0;
|
|
} else if (i > 11)
|
|
return 0;
|
|
|
|
tm->tm_hour = i;
|
|
|
|
if (*buf != 0 && isspace(*buf))
|
|
while (*ptr != 0 && !isspace(*ptr))
|
|
ptr++;
|
|
break;
|
|
|
|
case 'p':
|
|
len = strlen(En_US.am_string);
|
|
if (mystrncasecmp(buf, En_US.am_string, len) == 0)
|
|
{
|
|
if (tm->tm_hour > 12)
|
|
return 0;
|
|
if (tm->tm_hour == 12)
|
|
tm->tm_hour = 0;
|
|
buf += len;
|
|
break;
|
|
}
|
|
|
|
len = strlen(En_US.pm_string);
|
|
if (mystrncasecmp(buf, En_US.pm_string, len) == 0)
|
|
{
|
|
if (tm->tm_hour > 12)
|
|
return 0;
|
|
if (tm->tm_hour != 12)
|
|
tm->tm_hour += 12;
|
|
buf += len;
|
|
break;
|
|
}
|
|
|
|
return 0;
|
|
|
|
case 'A':
|
|
case 'a':
|
|
for (i = 0; i < asizeof(En_US.weekday_names); i++)
|
|
{
|
|
len = strlen(En_US.weekday_names[i]);
|
|
if (mystrncasecmp(buf,
|
|
En_US.weekday_names[i],
|
|
len) == 0)
|
|
break;
|
|
|
|
len = strlen(En_US.abbrev_weekday_names[i]);
|
|
if (mystrncasecmp(buf,
|
|
En_US.abbrev_weekday_names[i],
|
|
len) == 0)
|
|
break;
|
|
}
|
|
if (i == asizeof(En_US.weekday_names))
|
|
return 0;
|
|
|
|
tm->tm_wday = i;
|
|
buf += len;
|
|
break;
|
|
|
|
case 'd':
|
|
case 'e':
|
|
if (!isdigit(*buf))
|
|
return 0;
|
|
|
|
for (i = 0; *buf != 0 && isdigit(*buf); buf++)
|
|
{
|
|
i *= 10;
|
|
i += *buf - '0';
|
|
}
|
|
if (i > 31)
|
|
return 0;
|
|
|
|
tm->tm_mday = i;
|
|
|
|
if (*buf != 0 && isspace(*buf))
|
|
while (*ptr != 0 && !isspace(*ptr))
|
|
ptr++;
|
|
break;
|
|
|
|
case 'B':
|
|
case 'b':
|
|
case 'h':
|
|
for (i = 0; i < asizeof(En_US.month_names); i++)
|
|
{
|
|
len = strlen(En_US.month_names[i]);
|
|
if (mystrncasecmp(buf,
|
|
En_US.month_names[i],
|
|
len) == 0)
|
|
break;
|
|
|
|
len = strlen(En_US.abbrev_month_names[i]);
|
|
if (mystrncasecmp(buf,
|
|
En_US.abbrev_month_names[i],
|
|
len) == 0)
|
|
break;
|
|
}
|
|
if (i == asizeof(En_US.month_names))
|
|
return 0;
|
|
|
|
tm->tm_mon = i;
|
|
buf += len;
|
|
break;
|
|
|
|
case 'm':
|
|
if (!isdigit(*buf))
|
|
return 0;
|
|
|
|
for (i = 0; *buf != 0 && isdigit(*buf); buf++)
|
|
{
|
|
i *= 10;
|
|
i += *buf - '0';
|
|
}
|
|
if (i < 1 || i > 12)
|
|
return 0;
|
|
|
|
tm->tm_mon = i - 1;
|
|
|
|
if (*buf != 0 && isspace(*buf))
|
|
while (*ptr != 0 && !isspace(*ptr))
|
|
ptr++;
|
|
break;
|
|
|
|
case 'Y':
|
|
case 'y':
|
|
if (*buf == 0 || isspace(*buf))
|
|
break;
|
|
|
|
if (!isdigit(*buf))
|
|
return 0;
|
|
|
|
for (i = 0; *buf != 0 && isdigit(*buf); buf++)
|
|
{
|
|
i *= 10;
|
|
i += *buf - '0';
|
|
}
|
|
if (c == 'y' && i < 69) /* Unix Epoch pivot year */
|
|
i += 100;
|
|
if (c == 'Y')
|
|
i -= 1900;
|
|
if (i < 0)
|
|
return 0;
|
|
|
|
tm->tm_year = i;
|
|
|
|
if (*buf != 0 && isspace(*buf))
|
|
while (*ptr != 0 && !isspace(*ptr))
|
|
ptr++;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return (char *) buf;
|
|
}
|
|
|