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/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as
* applicable.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "win32/apr_arch_atime.h"
#include "apr_portable.h"
#include "apr_strings.h"
APR_DECLARE_DATA const char apr_month_snames[12][4] =
{
"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
};
APR_DECLARE_DATA const char apr_day_snames[7][4] =
{
"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"
};
APR_DECLARE(apr_status_t) apr_rfc822_date(char *date_str, apr_time_t t)
{
apr_time_exp_t xt;
const char *s;
int real_year;
apr_time_exp_gmt(&xt, t);
/* example: "Sat, 08 Jan 2000 18:31:41 GMT" */
/* 12345678901234567890123456789 */
s = &apr_day_snames[xt.tm_wday][0];
*date_str++ = *s++;
*date_str++ = *s++;
*date_str++ = *s++;
*date_str++ = ',';
*date_str++ = ' ';
*date_str++ = xt.tm_mday / 10 + '0';
*date_str++ = xt.tm_mday % 10 + '0';
*date_str++ = ' ';
s = &apr_month_snames[xt.tm_mon][0];
*date_str++ = *s++;
*date_str++ = *s++;
*date_str++ = *s++;
*date_str++ = ' ';
real_year = 1900 + xt.tm_year;
/* This routine isn't y10k ready. */
*date_str++ = real_year / 1000 + '0';
*date_str++ = real_year % 1000 / 100 + '0';
*date_str++ = real_year % 100 / 10 + '0';
*date_str++ = real_year % 10 + '0';
*date_str++ = ' ';
*date_str++ = xt.tm_hour / 10 + '0';
*date_str++ = xt.tm_hour % 10 + '0';
*date_str++ = ':';
*date_str++ = xt.tm_min / 10 + '0';
*date_str++ = xt.tm_min % 10 + '0';
*date_str++ = ':';
*date_str++ = xt.tm_sec / 10 + '0';
*date_str++ = xt.tm_sec % 10 + '0';
*date_str++ = ' ';
*date_str++ = 'G';
*date_str++ = 'M';
*date_str++ = 'T';
*date_str++ = 0;
return APR_SUCCESS;
}
APR_DECLARE(apr_status_t) apr_ctime(char *date_str, apr_time_t t)
{
apr_time_exp_t xt;
const char *s;
int real_year;
/* example: "Wed Jun 30 21:49:08 1993" */
/* 123456789012345678901234 */
apr_time_exp_lt(&xt, t);
s = &apr_day_snames[xt.tm_wday][0];
*date_str++ = *s++;
*date_str++ = *s++;
*date_str++ = *s++;
*date_str++ = ' ';
s = &apr_month_snames[xt.tm_mon][0];
*date_str++ = *s++;
*date_str++ = *s++;
*date_str++ = *s++;
*date_str++ = ' ';
*date_str++ = xt.tm_mday / 10 + '0';
*date_str++ = xt.tm_mday % 10 + '0';
*date_str++ = ' ';
*date_str++ = xt.tm_hour / 10 + '0';
*date_str++ = xt.tm_hour % 10 + '0';
*date_str++ = ':';
*date_str++ = xt.tm_min / 10 + '0';
*date_str++ = xt.tm_min % 10 + '0';
*date_str++ = ':';
*date_str++ = xt.tm_sec / 10 + '0';
*date_str++ = xt.tm_sec % 10 + '0';
*date_str++ = ' ';
real_year = 1900 + xt.tm_year;
*date_str++ = real_year / 1000 + '0';
*date_str++ = real_year % 1000 / 100 + '0';
*date_str++ = real_year % 100 / 10 + '0';
*date_str++ = real_year % 10 + '0';
*date_str++ = 0;
return APR_SUCCESS;
}
#ifndef _WIN32_WCE
apr_size_t win32_strftime_extra(char *s, size_t max, const char *format,
const struct tm *tm)
{
/* If the new format string is bigger than max, the result string won't fit
* anyway. If format strings are added, made sure the padding below is
* enough */
char *new_format = (char *) malloc(max + 11);
size_t i, j, format_length = strlen(format);
apr_size_t return_value;
int length_written;
for (i = 0, j = 0; (i < format_length && j < max);) {
if (format[i] != '%') {
new_format[j++] = format[i++];
continue;
}
switch (format[i+1]) {
case 'C':
length_written = apr_snprintf(new_format + j, max - j, "%2d",
(tm->tm_year + 1970)/100);
j = (length_written == -1) ? max : (j + length_written);
i += 2;
break;
case 'D':
/* Is this locale dependent? Shouldn't be...
Also note the year 2000 exposure here */
memcpy(new_format + j, "%m/%d/%y", 8);
i += 2;
j += 8;
break;
case 'r':
memcpy(new_format + j, "%I:%M:%S %p", 11);
i += 2;
j += 11;
break;
case 'R':
memcpy(new_format + j, "%H:%M", 5);
i += 2;
j += 5;
break;
case 'T':
memcpy(new_format + j, "%H:%M:%S", 8);
i += 2;
j += 8;
break;
case 'e':
length_written = apr_snprintf(new_format + j, max - j, "%2d",
tm->tm_mday);
j = (length_written == -1) ? max : (j + length_written);
i += 2;
break;
default:
/* We know we can advance two characters forward here. Also
* makes sure that %% is preserved. */
new_format[j++] = format[i++];
new_format[j++] = format[i++];
}
}
if (j >= max) {
*s = '\0'; /* Defensive programming, okay since output is undefined*/
return_value = 0;
} else {
new_format[j] = '\0';
return_value = strftime(s, max, new_format, tm);
}
free(new_format);
return return_value;
}
#endif
APR_DECLARE(apr_status_t) apr_strftime(char *s, apr_size_t *retsize,
apr_size_t max, const char *format,
apr_time_exp_t *xt)
{
#ifdef _WIN32_WCE
return APR_ENOTIMPL;
#else
struct tm tm;
memset(&tm, 0, sizeof tm);
tm.tm_sec = xt->tm_sec;
tm.tm_min = xt->tm_min;
tm.tm_hour = xt->tm_hour;
tm.tm_mday = xt->tm_mday;
tm.tm_mon = xt->tm_mon;
tm.tm_year = xt->tm_year;
tm.tm_wday = xt->tm_wday;
tm.tm_yday = xt->tm_yday;
tm.tm_isdst = xt->tm_isdst;
(*retsize) = win32_strftime_extra(s, max, format, &tm);
return APR_SUCCESS;
#endif
}
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