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/* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.
*/
#ifndef ATIME_H
#define ATIME_H
#include "apr_private.h"
#include "apr_time.h"
#if APR_HAVE_TIME_H
#include <time.h>
#endif
struct atime_t {
apr_pool_t *cntxt;
apr_time_t currtime;
SYSTEMTIME *explodedtime;
};
/* Number of micro-seconds between the beginning of the Windows epoch
* (Jan. 1, 1601) and the Unix epoch (Jan. 1, 1970)
*/
#define APR_DELTA_EPOCH_IN_USEC APR_TIME_C(11644473600000000);
__inline void FileTimeToAprTime(apr_time_t *result, FILETIME *input)
{
/* Convert FILETIME one 64 bit number so we can work with it. */
*result = input->dwHighDateTime;
*result = (*result) << 32;
*result |= input->dwLowDateTime;
*result /= 10; /* Convert from 100 nano-sec periods to micro-seconds. */
*result -= APR_DELTA_EPOCH_IN_USEC; /* Convert from Windows epoch to Unix epoch */
return;
}
__inline void AprTimeToFileTime(LPFILETIME pft, apr_time_t t)
{
LONGLONG ll;
t += APR_DELTA_EPOCH_IN_USEC;
ll = t * 10;
pft->dwLowDateTime = (DWORD)ll;
pft->dwHighDateTime = (DWORD) (ll >> 32);
return;
}
#endif /* ! ATIME_H */
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