mirror of
https://github.com/nunuhara/xsystem4.git
synced 2026-10-13 01:38:19 +03:00
134 lines
3.3 KiB
C
134 lines
3.3 KiB
C
/* Copyright (C) 2019 Nunuhara Cabbage <nunuhara@haniwa.technology>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <zlib.h>
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#include "system4.h"
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#include "system4/string.h"
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#include "system4/acx.h"
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#include "system4/file.h"
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#include "system4/little_endian.h"
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#include "hll.h"
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#include "vm/heap.h"
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#include "vm/page.h"
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#include "xsystem4.h"
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struct acx *acx = NULL;
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static bool ACXLoader_Load(struct string *filename)
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{
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int error = ACX_SUCCESS;
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char *path = gamedir_path(filename->text);
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acx = acx_load(path, &error);
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// XXX: Fix for games (e.g. Tsuma Shibori) that shipped with incorrectly
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// cased file names
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if (error == ACX_ERROR_FILE) {
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char *ipath = path_get_icase(path);
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if (ipath) {
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free(path);
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path = ipath;
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acx = acx_load(path, &error);
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}
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}
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if (error == ACX_ERROR_FILE) {
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WARNING("acx_load(\"%s\"): %s", display_utf0(path), strerror(errno));
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} else if (error == ACX_ERROR_INVALID) {
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WARNING("acx_load(\"%s\"): invalid .acx file", display_utf0(path));
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}
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free(path);
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return !!acx;
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}
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static void ACXLoader_Release(void)
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{
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acx_free(acx);
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acx = NULL;
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}
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static int ACXLoader_GetNumofLine(void)
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{
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return acx ? acx->nr_lines : 0;
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}
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static int ACXLoader_GetNumofColumn(void)
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{
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return acx ? acx->nr_columns : 0;
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}
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static bool ACXLoader_GetDataInt(int line, int col, int *ptr)
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{
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if (!acx)
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return false;
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if (line < 0 || line >= acx->nr_lines)
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return false;
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if (col < 0 || col >= acx->nr_columns)
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return false;
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*ptr = acx_get_int(acx, line, col);
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return true;
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}
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static bool ACXLoader_GetDataString(int line, int col, struct string **ptr)
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{
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if (!acx)
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return false;
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if (line < 0 || line >= acx->nr_lines)
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return false;
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if (col < 0 || col >= acx->nr_columns)
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return false;
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if (*ptr)
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free_string(*ptr);
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*ptr = string_ref(acx_get_string(acx, line, col));
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return true;
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}
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static bool ACXLoader_GetDataStruct(int line, struct page **page)
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{
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if (!acx)
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return false;
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if (line < 0 || line >= acx->nr_lines)
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return false;
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union vm_value *s = (*page)->values;
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int nr_columns = acx->nr_columns;
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for (int i = 0; i < nr_columns; i++) {
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if (acx->column_types[i] == ACX_STRING) {
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if (heap[s[i].i].s) {
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free_string(heap[s[i].i].s);
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}
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heap[s[i].i].s = string_ref(acx_get_string(acx, line, i));
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} else {
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s[i].i = acx_get_int(acx, line, i);
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}
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}
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return true;
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}
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HLL_LIBRARY(ACXLoader,
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HLL_EXPORT(Load, ACXLoader_Load),
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HLL_EXPORT(Release, ACXLoader_Release),
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HLL_EXPORT(GetNumofLine, ACXLoader_GetNumofLine),
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HLL_EXPORT(GetNumofColumn, ACXLoader_GetNumofColumn),
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HLL_EXPORT(GetDataInt, ACXLoader_GetDataInt),
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HLL_EXPORT(GetDataString, ACXLoader_GetDataString),
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HLL_EXPORT(GetDataStruct, ACXLoader_GetDataStruct));
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