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libcasio/lib/file/corresp/standard_sub.c

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C

/* ****************************************************************************
* file/corresp/standard_sub.c -- standard subheader types.
* 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 "standard.h"
/* Platforms and types */
#define p_cp 0x00
#define p_cg 0x01
#define t_addin 0x01
#define t_fkey 0x02
#define t_lang 0x04
/* ---
* Helpers.
* --- */
/* Type correspondance type */
struct type_info {
/* identification */
casio_uint32_t raw_platform;
casio_uint32_t raw_type;
/* types */
casio_filefor_t platform;
casio_filetype_t type;
};
/* ---
* Correspondances.
* --- */
/* Main types */
CASIO_LOCAL struct type_info types[] = {
/* fx-CP types */
{p_cp, t_addin, casio_filefor_cp, casio_filetype_addin},
/* fx-CG types */
{p_cg, t_addin, casio_filefor_cg, casio_filetype_addin},
{p_cg, t_fkey, casio_filefor_cg, casio_filetype_fkey},
{p_cg, t_lang, casio_filefor_cg, casio_filetype_lang},
/* sentinel */
{0, 0, 0, 0}
};
/**
* casio_maketype_sub:
* Get type info from Standard Subheader.
*
* @arg raw_type The raw type.
* @arg raw_pf The raw platform.
* @arg flags The flags to set.
* @arg type The type to get.
* @arg platform The platform to get.
* @return If there was an error.
*/
int CASIO_EXPORT casio_maketype_sub(casio_standard_subheader_t *sub,
unsigned int *flags, casio_filetype_t *type, casio_filefor_t *platform)
{
struct type_info *c;
casio_uint32_t raw_type = sub->casio_standard_subheader_filetype;
casio_uint32_t raw_pf = sub->casio_standard_subheader_platform;
/* look for the correspondance */
for (c = types; c->platform
&& (c->raw_type != raw_type || c->raw_platform != raw_pf); c++);
if (!c->platform) return (casio_error_unknown);
/* fill things */
if (flags) *flags = 0;
if (platform) *platform = c->platform;
if (type) *type = c->type;
return (0);
}