Mercurial > ecos
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 @@ -0,0 +1,124 @@ +//========================================================================== +// +// 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
