64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ATIME_H
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#define ATIME_H
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#include "apr_private.h"
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#include "apr_time.h"
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#if APR_HAVE_TIME_H
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#include <time.h>
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#endif
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struct atime_t {
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apr_pool_t *cntxt;
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apr_time_t currtime;
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SYSTEMTIME *explodedtime;
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};
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/* Number of micro-seconds between the beginning of the Windows epoch
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* (Jan. 1, 1601) and the Unix epoch (Jan. 1, 1970)
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*/
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#define APR_DELTA_EPOCH_IN_USEC APR_TIME_C(11644473600000000);
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__inline void FileTimeToAprTime(apr_time_t *result, FILETIME *input)
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{
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/* Convert FILETIME one 64 bit number so we can work with it. */
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*result = input->dwHighDateTime;
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*result = (*result) << 32;
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*result |= input->dwLowDateTime;
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*result /= 10; /* Convert from 100 nano-sec periods to micro-seconds. */
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*result -= APR_DELTA_EPOCH_IN_USEC; /* Convert from Windows epoch to Unix epoch */
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return;
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}
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__inline void AprTimeToFileTime(LPFILETIME pft, apr_time_t t)
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{
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LONGLONG ll;
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t += APR_DELTA_EPOCH_IN_USEC;
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ll = t * 10;
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pft->dwLowDateTime = (DWORD)ll;
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pft->dwHighDateTime = (DWORD) (ll >> 32);
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return;
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}
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#endif /* ! ATIME_H */
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