367 |
|
*name_ptr = 0; // End string |
368 |
|
listener->LED = DRVLED_ON; // Turn on drive LED |
369 |
|
UpdateLEDs(); |
370 |
< |
return listener->Open(sec_addr, name_buf); |
370 |
> |
return listener->Open(sec_addr, name_buf, name_len); |
371 |
|
} |
372 |
|
|
373 |
|
return ST_OK; |
412 |
|
*/ |
413 |
|
|
414 |
|
// 1541 error messages |
415 |
< |
char *Errors_1541[] = { |
416 |
< |
"00, OK,00,00\r", |
417 |
< |
"25,WRITE ERROR,00,00\r", |
418 |
< |
"26,WRITE PROTECT ON,00,00\r", |
419 |
< |
"30,SYNTAX ERROR,00,00\r", |
420 |
< |
"33,SYNTAX ERROR,00,00\r", |
421 |
< |
"60,WRITE FILE OPEN,00,00\r", |
422 |
< |
"61,FILE NOT OPEN,00,00\r", |
423 |
< |
"62,FILE NOT FOUND,00,00\r", |
424 |
< |
"67,ILLEGAL TRACK OR SECTOR,00,00\r", |
425 |
< |
"70,NO CHANNEL,00,00\r", |
426 |
< |
"73,CBM DOS V2.6 1541,00,00\r", |
427 |
< |
"74,DRIVE NOT READY,00,00\r" |
415 |
> |
static const char *Errors_1541[] = { |
416 |
> |
"00, OK,%02d,%02d\x0d", |
417 |
> |
"01, FILES SCRATCHED,%02d,%02d\x0d", |
418 |
> |
"03, UNIMPLEMENTED,%02d,%02d\x0d", |
419 |
> |
"20, READ ERROR,%02d,%02d\x0d", |
420 |
> |
"21, READ ERROR,%02d,%02d\x0d", |
421 |
> |
"22, READ ERROR,%02d,%02d\x0d", |
422 |
> |
"23, READ ERROR,%02d,%02d\x0d", |
423 |
> |
"24, READ ERROR,%02d,%02d\x0d", |
424 |
> |
"25, WRITE ERROR,%02d,%02d\x0d", |
425 |
> |
"26, WRITE PROTECT ON,%02d,%02d\x0d", |
426 |
> |
"27, READ ERROR,%02d,%02d\x0d", |
427 |
> |
"28, WRITE ERROR,%02d,%02d\x0d", |
428 |
> |
"29, DISK ID MISMATCH,%02d,%02d\x0d", |
429 |
> |
"30, SYNTAX ERROR,%02d,%02d\x0d", |
430 |
> |
"31, SYNTAX ERROR,%02d,%02d\x0d", |
431 |
> |
"32, SYNTAX ERROR,%02d,%02d\x0d", |
432 |
> |
"33, SYNTAX ERROR,%02d,%02d\x0d", |
433 |
> |
"34, SYNTAX ERROR,%02d,%02d\x0d", |
434 |
> |
"60, WRITE FILE OPEN,%02d,%02d\x0d", |
435 |
> |
"61, FILE NOT OPEN,%02d,%02d\x0d", |
436 |
> |
"62, FILE NOT FOUND,%02d,%02d\x0d", |
437 |
> |
"63, FILE EXISTS,%02d,%02d\x0d", |
438 |
> |
"64, FILE TYPE MISMATCH,%02d,%02d\x0d", |
439 |
> |
"65, NO BLOCK,%02d,%02d\x0d", |
440 |
> |
"66, ILLEGAL TRACK OR SECTOR,%02d,%02d\x0d", |
441 |
> |
"70, NO CHANNEL,%02d,%02d\x0d", |
442 |
> |
"71, DIR ERROR,%02d,%02d\x0d", |
443 |
> |
"72, DISK FULL,%02d,%02d\x0d", |
444 |
> |
"73, CBM DOS V2.6 1541,%02d,%02d\x0d", |
445 |
> |
"74, DRIVE NOT READY,%02d,%02d\x0d" |
446 |
|
}; |
447 |
|
|
448 |
< |
void Drive::set_error(int error) |
448 |
> |
void Drive::set_error(int error, int track, int sector) |
449 |
|
{ |
450 |
< |
error_ptr = Errors_1541[error]; |
451 |
< |
error_len = strlen(error_ptr); |
450 |
> |
// Write error message to buffer |
451 |
> |
sprintf(error_buf, Errors_1541[error], track, sector); |
452 |
> |
error_ptr = error_buf; |
453 |
> |
error_len = strlen(error_buf); |
454 |
|
|
455 |
|
// Set drive condition |
456 |
< |
if (error != ERR_OK) |
456 |
> |
if (error != ERR_OK && error != ERR_SCRATCHED) |
457 |
|
if (error == ERR_STARTUP) |
458 |
|
LED = DRVLED_OFF; |
459 |
|
else |
462 |
|
LED = DRVLED_OFF; |
463 |
|
the_iec->UpdateLEDs(); |
464 |
|
} |
465 |
+ |
|
466 |
+ |
|
467 |
+ |
/* |
468 |
+ |
* Parse file name, determine access mode and file type |
469 |
+ |
*/ |
470 |
+ |
|
471 |
+ |
void Drive::parse_file_name(const uint8 *src, int src_len, uint8 *dest, int &dest_len, int &mode, int &type, int &rec_len, bool convert_charset) |
472 |
+ |
{ |
473 |
+ |
// If the string contains a ':', the file name starts after that |
474 |
+ |
const uint8 *p = (const uint8 *)memchr(src, ':', src_len); |
475 |
+ |
if (p) { |
476 |
+ |
p++; |
477 |
+ |
src_len -= p - src; |
478 |
+ |
} else |
479 |
+ |
p = src; |
480 |
+ |
|
481 |
+ |
// Transfer file name upto ',' |
482 |
+ |
dest_len = 0; |
483 |
+ |
uint8 *q = dest; |
484 |
+ |
while (*p != ',' && src_len-- > 0) { |
485 |
+ |
if (convert_charset) |
486 |
+ |
*q++ = petscii2ascii(*p++); |
487 |
+ |
else |
488 |
+ |
*q++ = *p++; |
489 |
+ |
dest_len++; |
490 |
+ |
} |
491 |
+ |
*q++ = 0; |
492 |
+ |
|
493 |
+ |
// Strip trailing CRs |
494 |
+ |
while (dest_len > 0 && dest[dest_len - 1] == 0x0d) |
495 |
+ |
dest[--dest_len] = 0; |
496 |
+ |
|
497 |
+ |
// Look for mode and type parameters separated by ',' |
498 |
+ |
p++; src_len--; |
499 |
+ |
while (src_len > 0) { |
500 |
+ |
switch (*p) { |
501 |
+ |
case 'D': |
502 |
+ |
type = FTYPE_DEL; |
503 |
+ |
break; |
504 |
+ |
case 'S': |
505 |
+ |
type = FTYPE_SEQ; |
506 |
+ |
break; |
507 |
+ |
case 'P': |
508 |
+ |
type = FTYPE_PRG; |
509 |
+ |
break; |
510 |
+ |
case 'U': |
511 |
+ |
type = FTYPE_USR; |
512 |
+ |
break; |
513 |
+ |
case 'L': |
514 |
+ |
type = FTYPE_REL; |
515 |
+ |
while (*p != ',' && src_len-- > 0) p++; |
516 |
+ |
p++; src_len--; |
517 |
+ |
rec_len = *p++; src_len--; |
518 |
+ |
if (src_len < 0) |
519 |
+ |
rec_len = 0; |
520 |
+ |
break; |
521 |
+ |
case 'R': |
522 |
+ |
mode = FMODE_READ; |
523 |
+ |
break; |
524 |
+ |
case 'W': |
525 |
+ |
mode = FMODE_WRITE; |
526 |
+ |
break; |
527 |
+ |
case 'A': |
528 |
+ |
mode = FMODE_APPEND; |
529 |
+ |
break; |
530 |
+ |
case 'M': |
531 |
+ |
mode = FMODE_M; |
532 |
+ |
break; |
533 |
+ |
} |
534 |
+ |
|
535 |
+ |
// Skip to ',' |
536 |
+ |
while (*p != ',' && src_len-- > 0) p++; |
537 |
+ |
p++; src_len--; |
538 |
+ |
} |
539 |
+ |
} |
540 |
+ |
|
541 |
+ |
|
542 |
+ |
/* |
543 |
+ |
* Execute DOS command (parse command and call appropriate routine) |
544 |
+ |
*/ |
545 |
+ |
|
546 |
+ |
static void parse_block_cmd_args(const uint8 *p, int &arg1, int &arg2, int &arg3, int &arg4) |
547 |
+ |
{ |
548 |
+ |
arg1 = arg2 = arg3 = arg4 = 0; |
549 |
+ |
|
550 |
+ |
while (*p == ' ' || *p == 0x1d || *p == ',') p++; |
551 |
+ |
while (*p >= '0' && *p < '@') |
552 |
+ |
arg1 = arg1 * 10 + (*p++ & 0x0f); |
553 |
+ |
|
554 |
+ |
while (*p == ' ' || *p == 0x1d || *p == ',') p++; |
555 |
+ |
while (*p >= '0' && *p < '@') |
556 |
+ |
arg2 = arg2 * 10 + (*p++ & 0x0f); |
557 |
+ |
|
558 |
+ |
while (*p == ' ' || *p == 0x1d || *p == ',') p++; |
559 |
+ |
while (*p >= '0' && *p < '@') |
560 |
+ |
arg3 = arg3 * 10 + (*p++ & 0x0f); |
561 |
+ |
|
562 |
+ |
while (*p == ' ' || *p == 0x1d || *p == ',') p++; |
563 |
+ |
while (*p >= '0' && *p < '@') |
564 |
+ |
arg4 = arg4 * 10 + (*p++ & 0x0f); |
565 |
+ |
} |
566 |
+ |
|
567 |
+ |
void Drive::execute_cmd(const uint8 *cmd, int cmd_len) |
568 |
+ |
{ |
569 |
+ |
// Strip trailing CRs |
570 |
+ |
while (cmd_len > 0 && cmd[cmd_len - 1] == 0x0d) |
571 |
+ |
cmd_len--; |
572 |
+ |
|
573 |
+ |
// Find token delimiters |
574 |
+ |
const uint8 *colon = (const uint8 *)memchr(cmd, ':', cmd_len); |
575 |
+ |
const uint8 *equal = colon ? (const uint8 *)memchr(colon, '=', cmd_len - (colon - cmd)) : NULL; |
576 |
+ |
const uint8 *comma = (const uint8 *)memchr(cmd, ',', cmd_len); |
577 |
+ |
const uint8 *minus = (const uint8 *)memchr(cmd, '-', cmd_len); |
578 |
+ |
|
579 |
+ |
// Parse command name |
580 |
+ |
set_error(ERR_OK); |
581 |
+ |
switch (cmd[0]) { |
582 |
+ |
case 'B': // Block/buffer |
583 |
+ |
if (!minus) |
584 |
+ |
set_error(ERR_SYNTAX31); |
585 |
+ |
else { |
586 |
+ |
// Parse arguments (up to 4 decimal numbers separated by |
587 |
+ |
// space, cursor right or comma) |
588 |
+ |
const uint8 *p = colon ? colon + 1 : cmd + 3; |
589 |
+ |
int arg1, arg2, arg3, arg4; |
590 |
+ |
parse_block_cmd_args(p, arg1, arg2, arg3, arg4); |
591 |
+ |
|
592 |
+ |
// Switch on command |
593 |
+ |
switch (minus[1]) { |
594 |
+ |
case 'R': |
595 |
+ |
block_read_cmd(arg1, arg3, arg4); |
596 |
+ |
break; |
597 |
+ |
case 'W': |
598 |
+ |
block_write_cmd(arg1, arg3, arg4); |
599 |
+ |
break; |
600 |
+ |
case 'E': |
601 |
+ |
block_execute_cmd(arg1, arg3, arg4); |
602 |
+ |
break; |
603 |
+ |
case 'A': |
604 |
+ |
block_allocate_cmd(arg2, arg3); |
605 |
+ |
break; |
606 |
+ |
case 'F': |
607 |
+ |
block_free_cmd(arg2, arg3); |
608 |
+ |
break; |
609 |
+ |
case 'P': |
610 |
+ |
buffer_pointer_cmd(arg1, arg2); |
611 |
+ |
break; |
612 |
+ |
default: |
613 |
+ |
set_error(ERR_SYNTAX31); |
614 |
+ |
break; |
615 |
+ |
} |
616 |
+ |
} |
617 |
+ |
break; |
618 |
+ |
|
619 |
+ |
case 'M': // Memory |
620 |
+ |
if (cmd[1] != '-') |
621 |
+ |
set_error(ERR_SYNTAX31); |
622 |
+ |
else { |
623 |
+ |
// Read parameters |
624 |
+ |
uint16 adr = uint8(cmd[3]) | (uint8(cmd[4]) << 8); |
625 |
+ |
uint8 len = uint8(cmd[5]); |
626 |
+ |
|
627 |
+ |
// Switch on command |
628 |
+ |
switch (cmd[2]) { |
629 |
+ |
case 'R': |
630 |
+ |
mem_read_cmd(adr, (cmd_len < 6) ? 1 : len); |
631 |
+ |
break; |
632 |
+ |
case 'W': |
633 |
+ |
mem_write_cmd(adr, len, (uint8 *)cmd + 6); |
634 |
+ |
break; |
635 |
+ |
case 'E': |
636 |
+ |
mem_execute_cmd(adr); |
637 |
+ |
break; |
638 |
+ |
default: |
639 |
+ |
set_error(ERR_SYNTAX31); |
640 |
+ |
break; |
641 |
+ |
} |
642 |
+ |
} |
643 |
+ |
break; |
644 |
+ |
|
645 |
+ |
case 'C': // Copy |
646 |
+ |
if (!colon) |
647 |
+ |
set_error(ERR_SYNTAX31); |
648 |
+ |
else if (!equal || memchr(cmd, '*', cmd_len) || memchr(cmd, '?', cmd_len) || (comma && comma < equal)) |
649 |
+ |
set_error(ERR_SYNTAX30); |
650 |
+ |
else |
651 |
+ |
copy_cmd(colon + 1, equal - colon - 1, equal + 1, cmd_len - (equal + 1 - cmd)); |
652 |
+ |
break; |
653 |
+ |
|
654 |
+ |
case 'R': // Rename |
655 |
+ |
if (!colon) |
656 |
+ |
set_error(ERR_SYNTAX34); |
657 |
+ |
else if (!equal || comma || memchr(cmd, '*', cmd_len) || memchr(cmd, '?', cmd_len)) |
658 |
+ |
set_error(ERR_SYNTAX30); |
659 |
+ |
else |
660 |
+ |
rename_cmd(colon + 1, equal - colon - 1, equal + 1, cmd_len - (equal + 1 - cmd)); |
661 |
+ |
break; |
662 |
+ |
|
663 |
+ |
case 'S': // Scratch |
664 |
+ |
if (!colon) |
665 |
+ |
set_error(ERR_SYNTAX34); |
666 |
+ |
else |
667 |
+ |
scratch_cmd(colon + 1, cmd_len - (colon + 1 - cmd)); |
668 |
+ |
break; |
669 |
+ |
|
670 |
+ |
case 'P': // Position |
671 |
+ |
position_cmd(cmd + 1, cmd_len - 1); |
672 |
+ |
break; |
673 |
+ |
|
674 |
+ |
case 'I': // Initialize |
675 |
+ |
initialize_cmd(); |
676 |
+ |
break; |
677 |
+ |
|
678 |
+ |
case 'N': // New (format) |
679 |
+ |
if (!colon) |
680 |
+ |
set_error(ERR_SYNTAX34); |
681 |
+ |
else |
682 |
+ |
new_cmd(colon + 1, comma ? (comma - colon - 1) : cmd_len - (colon + 1 - cmd), comma); |
683 |
+ |
break; |
684 |
+ |
|
685 |
+ |
case 'V': // Validate |
686 |
+ |
validate_cmd(); |
687 |
+ |
break; |
688 |
+ |
|
689 |
+ |
case 'U': // User |
690 |
+ |
if (cmd[1] == '0') |
691 |
+ |
break; |
692 |
+ |
switch (cmd[1] & 0x0f) { |
693 |
+ |
case 1: { // U1/UA: Read block |
694 |
+ |
const uint8 *p = colon ? colon + 1 : cmd + 2; |
695 |
+ |
int arg1, arg2, arg3, arg4; |
696 |
+ |
parse_block_cmd_args(p, arg1, arg2, arg3, arg4); |
697 |
+ |
block_read_cmd(arg1, arg3, arg4, true); |
698 |
+ |
break; |
699 |
+ |
} |
700 |
+ |
case 2: { // U2/UB: Write block |
701 |
+ |
const uint8 *p = colon ? colon + 1 : cmd + 2; |
702 |
+ |
int arg1, arg2, arg3, arg4; |
703 |
+ |
parse_block_cmd_args(p, arg1, arg2, arg3, arg4); |
704 |
+ |
block_write_cmd(arg1, arg3, arg4, true); |
705 |
+ |
break; |
706 |
+ |
} |
707 |
+ |
case 9: // U9/UI: C64/VC20 mode switch |
708 |
+ |
if (cmd[2] != '+' && cmd[2] != '-') |
709 |
+ |
Reset(); |
710 |
+ |
break; |
711 |
+ |
case 10: // U:/UJ: Reset |
712 |
+ |
Reset(); |
713 |
+ |
break; |
714 |
+ |
default: |
715 |
+ |
set_error(ERR_UNIMPLEMENTED); |
716 |
+ |
break; |
717 |
+ |
} |
718 |
+ |
break; |
719 |
+ |
|
720 |
+ |
default: |
721 |
+ |
set_error(ERR_SYNTAX31); |
722 |
+ |
break; |
723 |
+ |
} |
724 |
+ |
} |
725 |
+ |
|
726 |
+ |
// BLOCK-READ:channel,0,track,sector |
727 |
+ |
void Drive::block_read_cmd(int channel, int track, int sector, bool user_cmd) |
728 |
+ |
{ |
729 |
+ |
set_error(ERR_UNIMPLEMENTED); |
730 |
+ |
} |
731 |
+ |
|
732 |
+ |
// BLOCK-WRITE:channel,0,track,sector |
733 |
+ |
void Drive::block_write_cmd(int channel, int track, int sector, bool user_cmd) |
734 |
+ |
{ |
735 |
+ |
set_error(ERR_UNIMPLEMENTED); |
736 |
+ |
} |
737 |
+ |
|
738 |
+ |
// BLOCK-EXECUTE:channel,0,track,sector |
739 |
+ |
void Drive::block_execute_cmd(int channel, int track, int sector) |
740 |
+ |
{ |
741 |
+ |
set_error(ERR_UNIMPLEMENTED); |
742 |
+ |
} |
743 |
+ |
|
744 |
+ |
// BLOCK-ALLOCATE:0,track,sector |
745 |
+ |
void Drive::block_allocate_cmd(int track, int sector) |
746 |
+ |
{ |
747 |
+ |
set_error(ERR_UNIMPLEMENTED); |
748 |
+ |
} |
749 |
+ |
|
750 |
+ |
// BLOCK-FREE:0,track,sector |
751 |
+ |
void Drive::block_free_cmd(int track, int sector) |
752 |
+ |
{ |
753 |
+ |
set_error(ERR_UNIMPLEMENTED); |
754 |
+ |
} |
755 |
+ |
|
756 |
+ |
// BUFFER-POINTER:channel,pos |
757 |
+ |
void Drive::buffer_pointer_cmd(int channel, int pos) |
758 |
+ |
{ |
759 |
+ |
set_error(ERR_UNIMPLEMENTED); |
760 |
+ |
} |
761 |
+ |
|
762 |
+ |
// M-R<adr low><adr high>[<number>] |
763 |
+ |
void Drive::mem_read_cmd(uint16 adr, uint8 len) |
764 |
+ |
{ |
765 |
+ |
unsupp_cmd(); |
766 |
+ |
error_ptr = error_buf; |
767 |
+ |
error_buf[0] = 0; |
768 |
+ |
error_len = 0; |
769 |
+ |
set_error(ERR_OK); |
770 |
+ |
} |
771 |
+ |
|
772 |
+ |
// M-W<adr low><adr high><number><data...> |
773 |
+ |
void Drive::mem_write_cmd(uint16 adr, uint8 len, uint8 *p) |
774 |
+ |
{ |
775 |
+ |
set_error(ERR_UNIMPLEMENTED); |
776 |
+ |
} |
777 |
+ |
|
778 |
+ |
// M-E<adr low><adr high> |
779 |
+ |
void Drive::mem_execute_cmd(uint16 adr) |
780 |
+ |
{ |
781 |
+ |
set_error(ERR_UNIMPLEMENTED); |
782 |
+ |
} |
783 |
+ |
|
784 |
+ |
// COPY:new=file1,file2,... |
785 |
+ |
// ^ ^ |
786 |
+ |
// new_file old_files |
787 |
+ |
void Drive::copy_cmd(const uint8 *new_file, int new_file_len, const uint8 *old_files, int old_files_len) |
788 |
+ |
{ |
789 |
+ |
set_error(ERR_UNIMPLEMENTED); |
790 |
+ |
} |
791 |
+ |
|
792 |
+ |
// RENAME:new=old |
793 |
+ |
// ^ ^ |
794 |
+ |
// new_file old_file |
795 |
+ |
void Drive::rename_cmd(const uint8 *new_file, int new_file_len, const uint8 *old_file, int old_file_len) |
796 |
+ |
{ |
797 |
+ |
set_error(ERR_UNIMPLEMENTED); |
798 |
+ |
} |
799 |
+ |
|
800 |
+ |
// SCRATCH:file1,file2,... |
801 |
+ |
// ^ |
802 |
+ |
// files |
803 |
+ |
void Drive::scratch_cmd(const uint8 *files, int files_len) |
804 |
+ |
{ |
805 |
+ |
set_error(ERR_UNIMPLEMENTED); |
806 |
+ |
} |
807 |
+ |
|
808 |
+ |
// P<channel><record low><record high><byte> |
809 |
+ |
// ^ |
810 |
+ |
// cmd |
811 |
+ |
void Drive::position_cmd(const uint8 *cmd, int cmd_len) |
812 |
+ |
{ |
813 |
+ |
set_error(ERR_UNIMPLEMENTED); |
814 |
+ |
} |
815 |
+ |
|
816 |
+ |
// INITIALIZE |
817 |
+ |
void Drive::initialize_cmd(void) |
818 |
+ |
{ |
819 |
+ |
set_error(ERR_UNIMPLEMENTED); |
820 |
+ |
} |
821 |
+ |
|
822 |
+ |
// NEW:name,id |
823 |
+ |
// ^ ^ |
824 |
+ |
// name comma (or NULL) |
825 |
+ |
void Drive::new_cmd(const uint8 *name, int name_len, const uint8 *comma) |
826 |
+ |
{ |
827 |
+ |
set_error(ERR_UNIMPLEMENTED); |
828 |
+ |
} |
829 |
+ |
|
830 |
+ |
// VALIDATE |
831 |
+ |
void Drive::validate_cmd(void) |
832 |
+ |
{ |
833 |
+ |
set_error(ERR_UNIMPLEMENTED); |
834 |
+ |
} |
835 |
+ |
|
836 |
+ |
|
837 |
+ |
/* |
838 |
+ |
* Notice user of unsupported drive command |
839 |
+ |
*/ |
840 |
+ |
|
841 |
+ |
void Drive::unsupp_cmd(void) |
842 |
+ |
{ |
843 |
+ |
} |
844 |
+ |
|
845 |
+ |
|
846 |
+ |
/* |
847 |
+ |
* Convert PETSCII<->ASCII |
848 |
+ |
*/ |
849 |
+ |
|
850 |
+ |
char ascii2petscii(char c) |
851 |
+ |
{ |
852 |
+ |
if ((c >= 'A') && (c <= 'Z') || (c >= 'a') && (c <= 'z')) |
853 |
+ |
return c ^ 0x20; |
854 |
+ |
return c; |
855 |
+ |
} |
856 |
+ |
|
857 |
+ |
void ascii2petscii(char *dest, const char *src, int n) |
858 |
+ |
{ |
859 |
+ |
while (n-- && (*dest++ = ascii2petscii(*src++))) ; |
860 |
+ |
} |
861 |
+ |
|
862 |
+ |
char petscii2ascii(uint8 c) |
863 |
+ |
{ |
864 |
+ |
if ((c >= 'A') && (c <= 'Z') || (c >= 'a') && (c <= 'z')) |
865 |
+ |
return c ^ 0x20; |
866 |
+ |
if ((c >= 0xc1) && (c <= 0xda)) |
867 |
+ |
return c ^ 0x80; |
868 |
+ |
return c; |
869 |
+ |
} |
870 |
+ |
|
871 |
+ |
void petscii2ascii(char *dest, const char *src, int n) |
872 |
+ |
{ |
873 |
+ |
while (n-- && (*dest++ = petscii2ascii(*src++))) ; |
874 |
+ |
} |