diff packages/redboot/current/src/time_date.cxx @ 1223:dbcfe4e0dbd2

New platform - TAMS MOAB - and generic changes to support it
author gthomas
date Fri, 19 Sep 2003 17:11:18 +0000
parents
children 7ce0661f305c
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new file mode 100644
--- /dev/null
+++ b/packages/redboot/current/src/time_date.cxx
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+//==========================================================================
+//
+//        time_date.cxx
+//
+//        RedBoot time/date commands
+//
+//==========================================================================
+//####ECOSGPLCOPYRIGHTBEGIN####
+// -------------------------------------------
+// This file is part of eCos, the Embedded Configurable Operating System.
+// Copyright (C) 2003 Gary Thomas
+//
+// eCos is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free
+// Software Foundation; either version 2 or (at your option) any later version.
+//
+// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or
+// FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+// for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with eCos; if not, write to the Free Software Foundation, Inc.,
+// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+//
+// As a special exception, if other files instantiate templates or use macros
+// or inline functions from this file, or you compile this file and link it
+// with other works to produce a work based on this file, this file does not
+// by itself cause the resulting work to be covered by the GNU General Public
+// License. However the source code for this file must still be made available
+// in accordance with section (3) of the GNU General Public License.
+//
+// This exception does not invalidate any other reasons why a work based on
+// this file might be covered by the GNU General Public License.
+//
+// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+// at http://sources.redhat.com/ecos/ecos-license/
+// -------------------------------------------
+//####ECOSGPLCOPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):     gthomas
+// Contributors:  
+// Date:          2003-09-10
+// Description:   
+//####DESCRIPTIONEND####
+// -------------------------------------------------------------------------
+
+#include <redboot.h>
+#include <pkgconf/hal.h>
+#include <pkgconf/wallclock.h>
+
+#include <cyg/infra/diag.h>
+#include <cyg/io/wallclock.hxx>              // The WallClock API
+#include <cyg/io/wallclock/wallclock.inl>    // Helper functions (avoids LIBC)
+
+RedBoot_cmd("date", 
+            "Show/Set the time of day", 
+            "[HH:MM:SS MM/DD/YY]",
+            do_time_date
+    );
+
+static bool
+verify(cyg_uint32 val, int min, int max, char *id)
+{
+    if (((int)val < min) || ((int)val > max)) {
+        diag_printf("%s is out of range - must be [%d..%d]\n", id, min, max);
+        return false;
+    }
+    return true;
+}
+
+void
+do_time_date(int argc, char *argv[])
+{
+    cyg_uint32 now = Cyg_WallClock::wallclock->get_current_time();
+    cyg_uint32 year, month, mday, hour, minute, second;
+    char *sp;
+    bool ok = true;
+
+    if (argc == 1) {
+        // Just show the current time/date
+        _simple_mkdate(now, &year, &month, &mday, &hour, &minute, &second);
+        diag_printf("%02d:%02d:%02d %d/%02d/%d\n", 
+                    hour, minute, second, month, mday, year);
+    } else if (argc == 3) {
+        sp = argv[1];
+        if (!parse_num(sp, (unsigned long *)&hour, &sp, ":") ||
+            !parse_num(sp, (unsigned long *)&minute, &sp, ":") ||
+            !parse_num(sp, (unsigned long *)&second, &sp, ":")) {
+            ok = false;
+        }
+        sp = argv[2];
+        if (!parse_num(sp, (unsigned long *)&month, &sp, "/") ||
+            !parse_num(sp, (unsigned long *)&mday, &sp, "/") ||
+            !parse_num(sp, (unsigned long *)&year, &sp, "/")) {
+            ok = false;
+        }
+        if (ok) {
+            // Verify values make some sense, then set the hardware
+            ok = ok && verify(hour, 0, 23, "hour");
+            ok = ok && verify(minute, 0, 59, "minute");
+            ok = ok && verify(second, 0, 59, "second");
+            ok = ok && verify(month, 1, 12, "month");
+            ok = ok && verify(mday, 1, 31, "day");
+            if (year < 100) year += 2000;
+            ok = ok && verify(year, 2000, 2034, "year");
+            if (ok) {
+                now = _simple_mktime(year, month, mday, hour, minute, second);
+                Cyg_WallClock::wallclock->set_current_time(now);
+            }
+        }
+    } else {
+        ok = false;
+    }
+    if (!ok) {
+        diag_printf("usage: date [HH:MM:SS MM/DD/YY]\n");
+    }
+
+}
+
+// -------------------------------------------------------------------------
+// EOF time_date.cxx