Files
quickdev16/tools/ucon64/2.0/src/backup/dex.c
2009-04-22 20:04:28 +02:00

140 lines
3.0 KiB
C

/*
dex.c - DexDrive support for uCON64
Copyright (c) 2002 NoisyB <noisyb@gmx.net>
Copyright (c) 2004 dbjh
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include "misc/misc.h"
#include "misc/file.h"
#ifdef USE_ZLIB
#include "misc/archive.h"
#endif
#include "misc/getopt2.h" // st_getopt2_t
#include "ucon64.h"
#include "ucon64_misc.h"
#include "dex.h"
#include "psxpblib.h"
#include "misc/parallel.h"
const st_getopt2_t dex_usage[] =
{
{
NULL, 0, 0, 0,
NULL, "DexDrive"/*"19XX InterAct http://www.dexdrive.de"*/,
NULL
},
{
"xdex", 1, 0, UCON64_XDEX,
"N", "send/receive Block N to/from DexDrive; " OPTION_LONG_S "port=PORT\n"
"receives automatically when SRAM does not exist",
&ucon64_wf[WF_OBJ_ALL_DEFAULT_STOP_NO_ROM]
},
{NULL, 0, 0, 0, NULL, NULL, NULL}
};
#ifdef USE_PARALLEL
#define CONPORT 1
#define TAP 1
#define DELAY 4
#define FRAME_SIZE 128
#define BLOCK_SIZE (64*FRAME_SIZE)
static int print_data;
static unsigned char *
read_block (int block_num)
{
return psx_memcard_read_block (print_data, CONPORT, TAP, DELAY, block_num);
}
static int
write_block (int block_num, unsigned char *data)
{
return psx_memcard_write_block (print_data, CONPORT, TAP, DELAY, block_num,
data);
}
#if 0
char *
read_frame (int frame, char *data)
{
return psx_memcard_read_frame (print_data, CONPORT, TAP, DELAY, frame);
}
int
write_frame (int frame, char *data)
{
return psx_memcard_write_frame (print_data, CONPORT, TAP, DELAY, frame,
data);
}
#endif
int
dex_read_block (const char *filename, int block_num, unsigned int parport)
{
unsigned char *data;
print_data = parport;
parport_print_info ();
if ((data = read_block (block_num)) == NULL)
{
fprintf (stderr, ucon64_msg[PARPORT_ERROR]);
exit (1);
}
ucon64_fwrite (data, 0, BLOCK_SIZE, filename, "wb");
return 0;
}
int
dex_write_block (const char *filename, int block_num, unsigned int parport)
{
unsigned char data[BLOCK_SIZE];
print_data = parport;
parport_print_info ();
ucon64_fread (data, 0, BLOCK_SIZE, filename);
if (write_block (block_num, data) == -1)
{
fprintf (stderr, ucon64_msg[PARPORT_ERROR]);
exit (1);
}
return 0;
}
#endif // USE_PARALLEL