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/*
* Time of Day (TOD) Handler
*
*
* COPYRIGHT (c) 1989-1999.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* $Id$
*/
#include <rtems/system.h>
#include <rtems/score/object.h>
#include <rtems/score/thread.h>
#include <rtems/score/tod.h>
#include <rtems/score/watchdog.h>
/*PAGE
*
* _TOD_Validate
*
* This kernel routine checks the validity of a date and time structure.
*
* Input parameters:
* the_tod - pointer to a time and date structure
*
* Output parameters:
* TRUE - if the date, time, and tick are valid
* FALSE - if the the_tod is invalid
*
* NOTE: This routine only works for leap-years through 2099.
*/
boolean _TOD_Validate(
TOD_Control *the_tod
)
{
unsigned32 days_in_month;
if ((the_tod->ticks >= _TOD_Ticks_per_second) ||
(the_tod->second >= TOD_SECONDS_PER_MINUTE) ||
(the_tod->minute >= TOD_MINUTES_PER_HOUR) ||
(the_tod->hour >= TOD_HOURS_PER_DAY) ||
(the_tod->month == 0) ||
(the_tod->month > TOD_MONTHS_PER_YEAR) ||
(the_tod->year < TOD_BASE_YEAR) ||
(the_tod->day == 0) )
return FALSE;
if ( (the_tod->year % 4) == 0 )
days_in_month = _TOD_Days_per_month[ 1 ][ the_tod->month ];
else
days_in_month = _TOD_Days_per_month[ 0 ][ the_tod->month ];
if ( the_tod->day > days_in_month )
return FALSE;
return TRUE;
}
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