int msg_write_rom (const char *filename, unsigned short parport) { FILE *file; unsigned char *buffer, emu_mode_select; int bytesread, bytessent = 0, size; time_t starttime; unsigned short blocksdone = 0; ffe_init_io (parport); if ((file = fopen (filename, "rb")) == NULL) { fprintf (stderr, ucon64_msg[OPEN_READ_ERROR], filename); exit (1); } if ((buffer = (unsigned char *) malloc (BUFFERSIZE)) == NULL) { fprintf (stderr, ucon64_msg[FILE_BUFFER_ERROR], BUFFERSIZE); exit (1); } size = ucon64.file_size - MSG_HEADER_LEN; printf ("Send: %d Bytes (%.4f Mb)\n", size, (float) size / MBIT); fread (buffer, 1, MSG_HEADER_LEN, file); emu_mode_select = buffer[1]; // this byte is needed later ffe_send_command0 (0xe008, 0); printf ("Press q to abort\n\n"); starttime = time (NULL); while ((bytesread = fread (buffer, 1, BUFFERSIZE, file)) != 0) { ffe_send_command (5, blocksdone, 0); ffe_send_block (0x8000, buffer, (unsigned short) bytesread); blocksdone++; bytessent += bytesread; ucon64_gauge (starttime, bytessent, size); ffe_checkabort (2); } if (emu_mode_select & 1) ffe_send_command (4, 0xff00, 0); else ffe_send_command (4, 0xff03, 0); free (buffer); fclose (file); return 0; }
int smd_write_rom (const char *filename, unsigned int parport) { FILE *file; unsigned char *buffer; int bytesread, bytessend, blocksdone = 0, fsize; time_t starttime; ffe_init_io (parport); if ((file = fopen (filename, "rb")) == NULL) { fprintf (stderr, ucon64_msg[OPEN_READ_ERROR], filename); exit (1); } if ((buffer = (unsigned char *) malloc (BUFFERSIZE)) == NULL) { fprintf (stderr, ucon64_msg[FILE_BUFFER_ERROR], BUFFERSIZE); exit (1); } fsize = fsizeof (filename); printf ("Send: %d Bytes (%.4f Mb)\n", fsize, (float) fsize / MBIT); fread (buffer, 1, SMD_HEADER_LEN, file); ffe_send_block (0xdc00, buffer, SMD_HEADER_LEN); // send header bytessend = SMD_HEADER_LEN; ffe_send_command0 (0x2001, 0); printf ("Press q to abort\n\n"); starttime = time (NULL); while ((bytesread = fread (buffer, 1, BUFFERSIZE, file))) { ffe_send_command (5, (unsigned short) blocksdone, 0); ffe_send_block (0x8000, buffer, bytesread); blocksdone++; bytessend += bytesread; ucon64_gauge (starttime, bytessend, fsize); ffe_checkabort (2); } // ROM dump > 128 16 KB blocks? (=16 Mb (=2 MB)) ffe_send_command0 (0x2001, (unsigned char) (blocksdone > 0x80 ? 7 : 3)); free (buffer); fclose (file); ffe_deinit_io (); return 0; }
static void set_header (unsigned char *buffer) { unsigned short n; unsigned char m = 0, sizes[] = "\x10\x20\x30\x30\x40\x40\x60\x80"; for (n = 0; n < 128; n++) { ffe_send_command (5, n, 0); buffer[n] = ffe_send_command1 (0xa0a0); wait2 (1); if (buffer[n] != 0xff) m = 1; } if (m == 0) { // no cartridge in Magic Super Griffin buffer[0] = 0; return; } m = 0; if (!check (buffer, 0, 0x40, 0x20)) m |= 2; if (check (buffer, 0, 0x20, 0x20)) { if (!check (buffer, 0, 0x10, 0x10)) m |= 1; } else { m |= 4; if (!check (buffer, 0x40, 0x60, 0x20)) m |= 1; } memset (buffer, 0, MSG_HEADER_LEN); buffer[0] = sizes[m]; if (buffer[0] == 0x30) buffer[1] = 1; buffer[8] = 0xaa; buffer[9] = 0xbb; buffer[10] = 2; }
int smd_read_rom (const char *filename, unsigned int parport) { FILE *file; unsigned char *buffer, byte; int size, blocksdone = 0, blocksleft, bytesreceived = 0; time_t starttime; ffe_init_io (parport); if ((file = fopen (filename, "wb")) == NULL) { fprintf (stderr, ucon64_msg[OPEN_WRITE_ERROR], filename); exit (1); } if ((buffer = (unsigned char *) malloc (BUFFERSIZE)) == NULL) { fprintf (stderr, ucon64_msg[FILE_BUFFER_ERROR], BUFFERSIZE); exit (1); } ffe_send_command (1, 0xdff1, 1); byte = ffe_receiveb (); if ((0x81 ^ byte) != ffe_receiveb ()) printf ("received data is corrupt\n"); blocksleft = 8 * byte; if (blocksleft == 0) { fprintf (stderr, "ERROR: There is no cartridge present in the Super Magic Drive\n"); fclose (file); remove (filename); exit (1); } memset (buffer, 0, SMD_HEADER_LEN); buffer[0] = blocksleft; buffer[1] = 3; buffer[8] = 0xaa; buffer[9] = 0xbb; buffer[10] = 6; fwrite (buffer, 1, SMD_HEADER_LEN, file); // write header size = blocksleft * 16384; // size in bytes for ucon64_gauge() below printf ("Receive: %d Bytes (%.4f Mb)\n", size, (float) size / MBIT); wait2 (32); ffe_send_command0 (0x2001, 0); printf ("Press q to abort\n\n"); starttime = time (NULL); while (blocksleft > 0) { ffe_send_command (5, (unsigned short) blocksdone, 0); ffe_receive_block (0x4000, buffer, BUFFERSIZE); blocksdone++; blocksleft--; fwrite (buffer, 1, BUFFERSIZE, file); bytesreceived += BUFFERSIZE; ucon64_gauge (starttime, bytesreceived, size); ffe_checkabort (2); } free (buffer); fclose (file); ffe_deinit_io (); return 0; }
int msg_read_rom (const char *filename, unsigned short parport) { FILE *file; unsigned char *buffer, blocksleft, emu_mode_select; int size, bytesreceived = 0; time_t starttime; unsigned short blocksdone = 0; ffe_init_io (parport); if ((file = fopen (filename, "wb")) == NULL) { fprintf (stderr, ucon64_msg[OPEN_WRITE_ERROR], filename); exit (1); } if ((buffer = (unsigned char *) malloc (BUFFERSIZE)) == NULL) { fprintf (stderr, ucon64_msg[FILE_BUFFER_ERROR], BUFFERSIZE); exit (1); } set_header (buffer); if (buffer[0] == 0) { fprintf (stderr, "ERROR: There is no cartridge present in the Magic Super Griffin\n"); fclose (file); remove (filename); exit (1); } blocksleft = buffer[0]; size = buffer[0] * 8192; printf ("Receive: %d Bytes (%.4f Mb)\n", size, (float) size / MBIT); fwrite (buffer, 1, MSG_HEADER_LEN, file); // write header emu_mode_select = buffer[1]; ffe_send_command (5, 0, 0); ffe_send_command0 (0xbff0, 0); printf ("Press q to abort\n\n"); starttime = time (NULL); while (blocksleft > 0) { ffe_send_command (5, blocksdone, 0); if (emu_mode_select && blocksdone >= 32) ffe_send_command (5, blocksdone + 32, 0); ffe_receive_block (0xa000, buffer, BUFFERSIZE); // vgs aborts if the checksum doesn't match the data, we let the user decide blocksleft--; blocksdone++; fwrite (buffer, 1, BUFFERSIZE, file); bytesreceived += BUFFERSIZE; ucon64_gauge (starttime, bytesreceived, size); ffe_checkabort (2); } free (buffer); fclose (file); return 0; }