95 lines
3.1 KiB
C
95 lines
3.1 KiB
C
/* *****************************************************************************
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* type/sub.c -- extract the file type out of raw substd identification data.
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* Copyright (C) 2017 Thomas "Cakeisalie5" Touhey <thomas@touhey.fr>
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*
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* This file is part of libg1m.
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* libg1m is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 3.0 of the License,
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* or (at your option) any later version.
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*
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* libg1m is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with libg1m; if not, see <http://www.gnu.org/licenses/>.
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* ************************************************************************** */
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#include <libg1m/internals.h>
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#include <ctype.h>
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/* ************************************************************************** */
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/* Local types */
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/* ************************************************************************** */
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/* Type correspondance type */
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struct type_info {
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/* identification */
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int raw_platform;
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int raw_type;
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/* types */
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g1m_platform_t platform;
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g1m_type_t type;
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};
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/* ************************************************************************** */
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/* Correspondances */
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/* ************************************************************************** */
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/* Terminate type list */
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#define TTERM {0, 0, 0, 0}
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/* Platforms and types */
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#define p_cp 0x00
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#define p_cg 0x01
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#define t_addin 0x01
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#define t_fkey 0x02
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#define t_lang 0x04
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/* Main types */
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static struct type_info types[] = {
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/* fx-CP types */
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{p_cp, t_addin, g1m_platform_cp, g1m_type_addin},
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/* fx-CG types */
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{p_cg, t_addin, g1m_platform_cg, g1m_type_addin},
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{p_cg, t_fkey, g1m_platform_cg, g1m_type_fkey},
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{p_cg, t_lang, g1m_platform_cg, g1m_type_lang},
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/* sentinel */
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TTERM
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};
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/* ************************************************************************** */
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/* Main functions */
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/* ************************************************************************** */
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/**
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* g1m_maketype_sub:
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* Get type info from Standard Subheader.
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*
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* @arg raw_type The raw type.
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* @arg raw_pf The raw platform.
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* @arg flags The flags to set.
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* @arg type The type to get.
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* @arg platform The platform to get.
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* @return If there was an error.
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*/
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int g1m_maketype_sub(int raw_type, int raw_pf, unsigned int *flags,
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g1m_type_t *type, g1m_platform_t *platform)
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{
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/* look for the correspondance */
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struct type_info *c = types - 1;
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while ((++c)->platform) {
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if (c->raw_type == raw_type && c->raw_platform == raw_pf)
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break;
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}
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if (!c->platform) return (g1m_error_unknown);
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/* fill things */
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if (flags) *flags = 0;
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if (platform) *platform = c->platform;
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if (type) *type = c->type;
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return (0);
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}
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