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- /*
- dex.c - DexDrive support for uCON64
- Copyright (c) 2002 NoisyB
- 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 <stdlib.h>
- #include "misc/archive.h"
- #include "misc/file.h"
- #include "misc/parallel.h"
- #include "ucon64.h"
- #include "ucon64_misc.h"
- #include "backup/dex.h"
- #include "backup/psxpblib.h"
- #ifdef USE_PARALLEL
- static st_ucon64_obj_t dex_obj[] =
- {
- {0, WF_DEFAULT | WF_STOP | WF_NO_ROM}
- };
- #endif
- const st_getopt2_t dex_usage[] =
- {
- {
- NULL, 0, 0, 0,
- NULL, "DexDrive"/*"19XX InterAct http://www.dexdrive.de"*/,
- NULL
- },
- #ifdef USE_PARALLEL
- {
- "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",
- &dex_obj[0]
- },
- #endif
- {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 unsigned short 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 short 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 short 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
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