112 lines
2.9 KiB
C
112 lines
2.9 KiB
C
/* ****************************************************************************
|
|
* mcsfile/head.c -- correct a main memory head.
|
|
* Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
|
|
*
|
|
* This file is part of libcasio.
|
|
* libcasio is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU Lesser General Public License as published by
|
|
* the Free Software Foundation; either version 3.0 of the License,
|
|
* or (at your option) any later version.
|
|
*
|
|
* libcasio 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 Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with libcasio; if not, see <http://www.gnu.org/licenses/>.
|
|
* ************************************************************************* */
|
|
#include "mcsfile.h"
|
|
#include "ref/ref.h"
|
|
|
|
/**
|
|
* casio_correct_mcshead:
|
|
* Correct the information.
|
|
*
|
|
* In order to do that, we'll go from the first specific data to the abstract
|
|
* data (which is supposed to be able to represent common things), then from
|
|
* the abstract data to the second specific data.
|
|
*
|
|
* @arg head the MCS head to correct.
|
|
* @arg mcsfor the destination platform.
|
|
* @return the error code (0 if ok).
|
|
*/
|
|
|
|
int CASIO_EXPORT casio_correct_mcshead(casio_mcshead_t *head,
|
|
unsigned long mcsfor)
|
|
{
|
|
int err;
|
|
unsigned long inifor;
|
|
|
|
/* Prepare. */
|
|
|
|
inifor = casio_mcsfor_mask & head->casio_mcshead_flags;
|
|
mcsfor = casio_mcsfor_mask & mcsfor;
|
|
|
|
/* Check if has already been converted. */
|
|
|
|
if (inifor == mcsfor)
|
|
return (0);
|
|
msg((ll_info, "Converting head from info type 0x%02X to 0x%02X",
|
|
inifor >> 24, mcsfor >> 24));
|
|
|
|
/* If we ought to convert from any specific type,
|
|
* we have to convert to abstract first. */
|
|
|
|
switch (inifor) {
|
|
case 0:
|
|
err = 0;
|
|
break;
|
|
|
|
case casio_mcsfor_mcs:
|
|
err = casio_correct_mcshead_from_mcs(head);
|
|
break;
|
|
case casio_mcsfor_cas40: /* FALLTHRU */
|
|
case casio_mcsfor_cas50:
|
|
err = casio_correct_mcshead_from_casdata(head);
|
|
break;
|
|
#if 0 /* TODO */
|
|
case casio_mcsfor_cas100:
|
|
err = casio_correct_mcshead_from_cas100(head);
|
|
break;
|
|
#endif
|
|
default:
|
|
err = casio_error_op;
|
|
}
|
|
|
|
/* If we have encountered an error while doing that,
|
|
* we should tell the user about it. */
|
|
|
|
if (err)
|
|
return (err);
|
|
head->casio_mcshead_flags &= ~casio_mcsfor_mask;
|
|
|
|
/* Then we can convert from abstract to specific. */
|
|
|
|
switch (mcsfor) {
|
|
case 0:
|
|
return (0);
|
|
|
|
case casio_mcsfor_mcs:
|
|
err = casio_correct_mcshead_to_mcs(head);
|
|
break;
|
|
case casio_mcsfor_cas40: /* FALLTHRU */
|
|
case casio_mcsfor_cas50:
|
|
err = casio_correct_mcshead_to_casdata(head);
|
|
break;
|
|
#if 0 /* TODO */
|
|
case casio_mcsfor_cas100:
|
|
err = casio_correct_mcshead_to_cas100(head);
|
|
break;
|
|
#endif
|
|
default:
|
|
err = casio_error_op;
|
|
}
|
|
|
|
if (err)
|
|
return (err);
|
|
|
|
head->casio_mcshead_flags |= mcsfor;
|
|
return (err);
|
|
}
|