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/*
3ds81 - Nintendo 3DS ZX81 emulator.
Copyright (C) 2021 Ian Cowburn <ianc@noddybox.co.uk>
This program 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 3
of the License, or (at your option) any later version.
This program 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 this program; if not, see <http://www.gnu.org/licenses/>
$Id: config.c 65 2008-12-12 00:19:08Z ianc $
*/
#include <3ds.h>
#include <stdio.h>
#include <string.h>
#include "config.h"
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
/* ---------------------------------------- PRIVATE DATA
*/
const char *conf_filename = "DS81.CFG";
const char *conf_entry[DS81_NUM_CONFIG_ITEMS]=
{
"sticky_shift",
"static_ram_at_0x2000",
"allow_tape_save",
"load_default_snapshot"
};
/* ---------------------------------------- GLOBAL DATA
*/
int DS81_Config[DS81_NUM_CONFIG_ITEMS]=
{
TRUE,
FALSE,
FALSE,
FALSE
};
/* ---------------------------------------- PUBLIC INTERFACES
*/
int LoadConfig(void)
{
FILE *fp = NULL;
fp=fopen(conf_filename,"r");
if (fp)
{
char line[80];
while(fgets(line, sizeof line, fp))
{
char *p;
if ((p = strchr(line, '=')))
{
int f;
for(f=0;f<DS81_NUM_CONFIG_ITEMS;f++)
{
if (strncmp(line, conf_entry[f],
strlen(conf_entry[f])) == 0)
{
DS81_Config[f] = (*(p+1) == '1');
}
}
}
}
fclose(fp);
return TRUE;
}
return FALSE;
}
int SaveConfig(void)
{
FILE *fp = NULL;
fp=fopen(conf_filename,"w");
if (fp)
{
int f;
for(f=0;f<DS81_NUM_CONFIG_ITEMS;f++)
{
fprintf(fp,"%s=%d\n",conf_entry[f],DS81_Config[f]);
}
fclose(fp);
return TRUE;
}
return FALSE;
}
const char *ConfigDesc(DS81_ConfigItem item)
{
switch(item)
{
case DS81_STICKY_SHIFT:
return "STICKY SHIFT";
case DS81_STATIC_RAM_AT_0x2000:
return "RAM AT 8192";
case DS81_LOAD_DEFAULT_SNAPSHOT:
return "LOAD DEFAULT SNAPSHOT";
case DS81_ALLOW_TAPE_SAVE:
return "ALLOW TAPE SAVING";
default:
return "UNKNOWN";
}
}
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