From 93b4e6ef7ea97190a1d542191e78e287a3b540f4 Mon Sep 17 00:00:00 2001
From: Joel Sherrill <joel.sherrill@OARcorp.com>
Date: Tue, 2 Nov 1999 21:05:17 +0000
Subject: Split Heap and Time of Day Handlers.

---
 cpukit/rtems/src/clocktodtoseconds.c | 65 ++++++++++++++++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100644 cpukit/rtems/src/clocktodtoseconds.c

(limited to 'cpukit/rtems/src/clocktodtoseconds.c')

diff --git a/cpukit/rtems/src/clocktodtoseconds.c b/cpukit/rtems/src/clocktodtoseconds.c
new file mode 100644
index 0000000000..6f5bd032a0
--- /dev/null
+++ b/cpukit/rtems/src/clocktodtoseconds.c
@@ -0,0 +1,65 @@
+/*
+ *  Time of Day (TOD) Handler
+ *
+ *
+ *  COPYRIGHT (c) 1989-1998.
+ *  On-Line Applications Research Corporation (OAR).
+ *  Copyright assigned to U.S. Government, 1994.
+ *
+ *  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_To_seconds
+ *
+ *  This routine returns the seconds from the epoch until the
+ *  current date and time.
+ *
+ *  Input parameters:
+ *    the_tod - pointer to the time and date structure
+ *
+ *  Output parameters:
+ *    returns    - seconds since epoch until the_tod
+ */
+
+unsigned32 _TOD_To_seconds(
+  TOD_Control *the_tod
+)
+{
+  unsigned32 time;
+  unsigned32 year_mod_4;
+
+  time = the_tod->day - 1;
+  year_mod_4 = the_tod->year & 3;
+
+  if ( year_mod_4 == 0 )
+    time += _TOD_Days_to_date[ 1 ][ the_tod->month ];
+  else
+    time += _TOD_Days_to_date[ 0 ][ the_tod->month ];
+
+  time += ( (the_tod->year - TOD_BASE_YEAR) / 4 ) *
+            ( (TOD_DAYS_PER_YEAR * 4) + 1);
+
+  time += _TOD_Days_since_last_leap_year[ year_mod_4 ];
+
+  time *= TOD_SECONDS_PER_DAY;
+
+  time += ((the_tod->hour * TOD_MINUTES_PER_HOUR) + the_tod->minute)
+             * TOD_SECONDS_PER_MINUTE;
+
+  time += the_tod->second;
+
+  return( time );
+}
+
-- 
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