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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
/*++
Module Name:
cruntime/misctls.ccpp
Abstract:
Implementation of C runtime functions that don't fit anywhere else
and depend on per-thread data
--*/
#include "pal/thread.hpp"
#include "pal/palinternal.h"
extern "C"
{
#include "pal/dbgmsg.h"
#include "pal/misc.h"
}
#include <errno.h>
/* <stdarg.h> needs to be included after "palinternal.h" to avoid name
collision for va_start and va_end */
#include <stdarg.h>
#include <time.h>
#if HAVE_CRT_EXTERNS_H
#include <crt_externs.h>
#endif // HAVE_CRT_EXTERNS_H
using namespace CorUnix;
SET_DEFAULT_DEBUG_CHANNEL(CRT);
/*++
Function:
localtime
See MSDN for more details.
--*/
struct PAL_tm *
__cdecl
PAL_localtime(const PAL_time_t *clock)
{
CPalThread *pThread = NULL;
struct tm tmpResult;
struct PAL_tm *result = NULL;
PERF_ENTRY(localtime);
ENTRY( "localtime( clock=%p )\n",clock );
/* Get the per-thread buffer from the thread structure. */
pThread = InternalGetCurrentThread();
result = &pThread->crtInfo.localtimeBuffer;
localtime_r(reinterpret_cast<const time_t*>(clock), &tmpResult);
// Copy the result into the Windows struct.
result->tm_sec = tmpResult.tm_sec;
result->tm_min = tmpResult.tm_min;
result->tm_hour = tmpResult.tm_hour;
result->tm_mday = tmpResult.tm_mday;
result->tm_mon = tmpResult.tm_mon;
result->tm_year = tmpResult.tm_year;
result->tm_wday = tmpResult.tm_wday;
result->tm_yday = tmpResult.tm_yday;
result->tm_isdst = tmpResult.tm_isdst;
LOGEXIT( "localtime returned %p\n", result );
PERF_EXIT(localtime);
return result;
}
/*++
Function:
ctime
There appears to be a difference between the FreeBSD and windows
implementations. FreeBSD gives Wed Dec 31 18:59:59 1969 for a
-1 param, and Windows returns NULL
See MSDN for more details.
--*/
char *
__cdecl
PAL_ctime( const PAL_time_t *clock )
{
CPalThread *pThread = NULL;
char * retval = NULL;
PERF_ENTRY(ctime);
ENTRY( "ctime( clock=%p )\n",clock );
if(*clock < 0)
{
/*If the input param is less than zero the value
*returned is less than the Unix epoch
*1st of January 1970*/
WARN("The input param is less than zero");
goto done;
}
/* Get the per-thread buffer from the thread structure. */
pThread = InternalGetCurrentThread();
retval = pThread->crtInfo.ctimeBuffer;
ctime_r(reinterpret_cast<const time_t*>(clock),retval);
done:
LOGEXIT( "ctime() returning %p (%s)\n",retval,retval);
PERF_EXIT(ctime);
return retval;
}
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