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DOS33-perl
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Partial subdir implementation

This commit is contained in:
Leeland Heins 2019-01-15 09:13:56 -06:00 committed by GitHub
parent 288b9841ec
commit 4ad157c616
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1 changed files with 128 additions and 117 deletions
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245
ProDOS.pm
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@ -12,27 +12,27 @@ my $debug = 0;
# ProDOS file types
my %ftype = (
# 00 Typeless file
# 00 Typeless file
0x00 => ' ',
# 01 BAD Bad block(s) file
# 01 BAD Bad block(s) file
0x01 => 'BAD',
# 04 TXT Text file (ASCII text, msb off)
# 04 TXT Text file (ASCII text, msb off)
0x04 => 'TXT',
# 06 BIN Binary file (8-bit binary image)
# 06 BIN Binary file (8-bit binary image)
0x06 => 'BIN',
# 0f DIR Directory file
# 0f DIR Directory file
0x0f => 'DIR',
# 19 ADB AppleWorks data base file
# 19 ADB AppleWorks data base file
0x19 => 'ADB',
# 1a AWP AppleWorks word processing file
# 1a AWP AppleWorks word processing file
0x1a => 'AWP',
# 1b ASP AppleWorks spreadsheet file
# 1b ASP AppleWorks spreadsheet file
0x1b => 'ASP',
# ef PAS ProDOS PASCAL file
# ef PAS ProDOS PASCAL file
0xef => 'PAS',
# f0 CMD ProDOS added command file
# f0 CMD ProDOS added command file
0xf0 => 'CMD',
# f1-f8 User defined file types 1 through 8
# f1-f8 User defined file types 1 through 8
0xf1 => 'UD1',
0xf2 => 'UD2',
0xf3 => 'UD3',
@ -43,26 +43,26 @@ my %ftype = (
0xf8 => 'UD8',
0xfa => 'INT',
0xfb => 'IVR',
# fc BAS Applesoft BASIC program file
# fc BAS Applesoft BASIC program file
0xfc => 'BAS',
# fd VAR Applesoft stored variables file
# fd VAR Applesoft stored variables file
0xfd => 'VAR',
# fe REL Relocatable object module file (EDASM)
# fe REL Relocatable object module file (EDASM)
0xfe => 'REL',
# ff SYS ProDOS system file
# ff SYS ProDOS system file
0xff => 'SYS',
);
my %months = (
1, 'JAN',
2, 'FEB',
3, 'MAR',
4, 'APR',
5, 'MAY',
6, 'JUN',
7, 'JUL',
8, 'AUG',
9, 'SEP',
1, 'JAN',
2, 'FEB',
3, 'MAR',
4, 'APR',
5, 'MAY',
6, 'JUN',
7, 'JUL',
8, 'AUG',
9, 'SEP',
10, 'OCT',
11, 'NOV',
12, 'DEC',
@ -158,36 +158,60 @@ my $vol_bit_map_tmpl = 'C*';
my $file_desc_ent_tmpl = 'Ca15Cvva3vvCCCvvvv';
my $key_dir_file_desc_ent_tmpl = '';
my $subdir_hdr_file_desc_ent_tmpl = '';
for (my $i = 0; $i < 12; $i++) {
$key_dir_file_desc_ent_tmpl .= $file_desc_ent_tmpl;
$subdir_hdr_file_desc_ent_tmpl .= $file_desc_ent_tmpl;
}
my $dir_file_desc_ent_tmpl = '';
my $subdir_file_desc_ent_tmpl = '';
for (my $i = 0; $i < 12; $i++) {
$dir_file_desc_ent_tmpl .= $file_desc_ent_tmpl;
$subdir_file_desc_ent_tmpl .= $file_desc_ent_tmpl;
}
#
# Subdirectory Header
#
# 00-01 Previous Subdirectory Block
# 02-03 Next Subdirectory Block
#
# 04 STORAGE_TYPE/NAME_LENGTH
# ex where x is length of SUBDIR NAME
#
# 05-13 SUBDIR_NAME
# 14 Must contain $75
# 15-1b Reserved for future use
# 1c-1f CREATION
# 0-1 yyyyyyymmmmddddd year/month/day
# 2-3 000hhhhh00mmmmmm hours/minues
# 20 VERSION
# 21 MIN_VERSION
# 22 ACCESS
# 23 ENTRY_LENGTH
# 24 ENTRIES_PER_BLOCK
# 25-26 FILE_COUNT
# 27-28 PARENT_POINTER
# 29 PARENT_ENTRY
# 2a PARENT_ENTRY_LENGTH
#
my $subdir_hdr_blk_tmpl = 'vvCa15Cx7vvCCCCCvvCCa469';
#
# Convert a ProDOS date to DD-MMM-YY string.
#
sub date_convert {
my ($ymd, $hm) = @_;
#my ($ymd1, $ymd2) = unpack "CC", $ymd;
#my ($hm1, $hm2) = unpack "CC", $hm;
#print sprintf("ymd=%02x%02s\n", $ymd1, $ymd2);
#print sprintf("hm%02x%02s\n", $hm, $hm);
return "<NO DATE>" unless (defined $ymd && defined $hm && $ymd != 0);
my $year = ($ymd & 0xfe00) >> 9; # bits 9-15
#print "year=$year\n";
my $mon = ($ymd & 0x01e0) >> 5; # bits 5-8
#print "mon=$mon\n";
my $day = $ymd & 0x001f; # bits 0-4
#print "day=$day\n";
my $hour = ($hm & 0x1f00) >> 8; # bits 8-12
#print "hour=$hour\n";
my $min = $hm & 0x003f; # bits 0-5
#print "min=$min\n";
$mon = 0 if $mon > 12;
return "<NO DATE>" if $mon < 1;
@ -204,97 +228,47 @@ sub parse_key_vol_dir_blk {
my ($prv_vol_dir_blk, $nxt_vol_dir_blk, $storage_type_name_length, $volume_name, $creation_ymd, $creation_hm, $version, $min_version, $access, $entry_length, $entries_per_block, $file_count, $bit_map_pointer, $total_blocks, $dir_ents) = unpack $key_vol_dir_blk_tmpl, $buf;
my $storage_type = $storage_type_name_length & 0xf0;
print sprintf("storage_type=%02x\n", $storage_type) if $debug;
my $name_length = $storage_type_name_length & 0x0f;
print sprintf("name_length=%02x\n", $name_length) if $debug;
my $volname = substr($volume_name, 0, $name_length);
if ($debug) {
print sprintf("prv_vol_dir_blk=%04x\n", $prv_vol_dir_blk);
print sprintf("nxt_vol_dir_blk=%04x\n", $nxt_vol_dir_blk);
print sprintf("storage_type_name_length=%02x\n", $storage_type_name_length);
print sprintf("name_length=%02x\n", $name_length);
print sprintf("volume_name=%s\n", $volume_name);
print sprintf("volume_name=%s\n", substr($volume_name, 0, $name_length));
print sprintf("creation=%04x %04x\n", $creation_ymd, $creation_hm);
print"\n";
print sprintf("create_date=%s\n", date_convert($creation_ymd, $creation_hm));
print"\n";
print sprintf("version=%02x\n", $version);
print sprintf("min_version=%02x\n", $min_version);
print sprintf("access=%02x\n", $access);
print sprintf("entry_length=%02x\n", $entry_length);
print sprintf("entries_per_block=%02x\n", $entries_per_block);
print sprintf("file_count=%04x\n", $file_count);
print sprintf("bit_map_pointer=%04x\n", $bit_map_pointer);
print sprintf("total_blocks=%02x\n", $total_blocks);
}
my @flds = unpack $key_dir_file_desc_ent_tmpl, $dir_ents;
my @files = ();
for (my $i = 0; $i < 12; $i++) {
my $storage_type_name_length = shift @flds;
print sprintf("storage_type_name_length=%02x\n", $storage_type_name_length) if $debug;
my $storage_type = $storage_type_name_length & 0xf0;
print sprintf("storage_type=%02x\n", $storage_type) if $debug;
my $name_length = $storage_type_name_length & 0x0f;
print sprintf("name_length=%02x\n", $name_length) if $debug;
my $file_name = shift @flds;
print sprintf("file_name=%s\n", $file_name) if $debug;
my $fname = substr($file_name, 0, $name_length);
print sprintf("fname=%s\n", $fname) if $debug;
my $file_type = shift @flds;
print sprintf("file_type=%02x\n", $file_type) if $debug;
my $key_pointer = shift @flds;
print sprintf("key_pointer=%04x\n", $key_pointer) if $debug;
my $blocks_used = shift @flds;
print sprintf("blocks_used=%04x\n", $blocks_used) if $debug;
my $eof = shift @flds;
#print sprintf("eof=%04x\n", $eof);
my ($e1, $e2, $e3) = unpack "C*", $eof;
my $endfile = (($e3 << 16) + ($e2 << 8) + $e1);
print sprintf("eof=%06x\n", $endfile) if $debug;
my $creation_ymd = shift @flds;
print sprintf("creation_ymd=%04x\n", $creation_ymd) if $debug;
my $creation_hm = shift @flds;
print sprintf("creation_hm=%04x\n", $creation_hm) if $debug;
my $cdate = date_convert($creation_ymd, $creation_hm);
print sprintf("create_date=%s\n", $cdate) if $debug;
my $version = shift @flds;
print sprintf("version=%02x\n", $version) if $debug;
my $min_version = shift @flds;
print sprintf("min_version=%02x\n", $min_version) if $debug;
my $access = shift @flds;
print sprintf("access=%02x\n", $access) if $debug;
my $aux_type = shift @flds;
print sprintf("aux_type=%02x\n", $aux_type) if $debug;
my $atype = '';
if ($file_type == 0x06) {
$atype = sprintf("A=\$%04X", $aux_type);
}
my $last_mod_ymd = shift @flds;
print sprintf("last_mod_ymd=%04x\n", $last_mod_ymd) if $debug;
my $last_mod_hm = shift @flds;
my $mdate = date_convert($last_mod_ymd, $last_mod_hm);
print sprintf("last_mod_hm=%04x\n", $last_mod_hm) if $debug;
my $header_pointer = shift @flds;
print sprintf("header_pointer=%04x\n", $header_pointer) if $debug;
if ($storage_type != 0) {
#print "pushing $file_name\n";
my $f_type = $ftype{$file_type};
$f_type = sprintf("\$%02x", $file_type) unless defined $f_type;
push @files, { 'filename' => $fname, 'ftype' => $f_type, 'used' => $blocks_used, 'mdate' => $mdate, 'cdate' => $cdate, 'atype' => $aux_type, 'atype' => $atype, 'access' => $access, 'eof' => $endfile };
}
}
if ($debug) {
foreach my $file (@files) {
print "file=$file->{'filename'}\n";
}
}
return $prv_vol_dir_blk, $nxt_vol_dir_blk, $storage_type_name_length, $volname, $creation_ymd, $creation_hm, $version, $min_version, $access, $entry_length, $entries_per_block, $file_count, $bit_map_pointer, $total_blocks, @files;
}
@ -324,73 +298,43 @@ sub parse_vol_dir_blk {
my ($prv_vol_dir_blk, $nxt_vol_dir_blk, $dir_ents) = unpack $vol_dir_blk_tmpl, $buf;
if ($debug) {
print sprintf("prv_vol_dir_blk=%04x\n", $prv_vol_dir_blk);
print sprintf("nxt_vol_dir_blk=%04x\n", $nxt_vol_dir_blk);
}
my @flds = unpack $dir_file_desc_ent_tmpl, $dir_ents;
my @files = ();
for (my $i = 0; $i < 12; $i++) {
my $storage_type_name_length = shift @flds;
print sprintf("storage_type_name_length=%02x\n", $storage_type_name_length) if $debug;
my $file_name = shift @flds;
print sprintf("file_name=%s\n", $file_name) if $debug;
my $storage_type = $storage_type_name_length & 0xf0;
my $name_length = $storage_type_name_length & 0x0f;
my $fname = substr($file_name, 0, $name_length);
print sprintf("fname=%s\n", $fname) if $debug;
my $file_type = shift @flds;
print sprintf("file_type=%02x\n", $file_type) if $debug;
my $key_pointer = shift @flds;
print sprintf("key_pointer=%04x\n", $key_pointer) if $debug;
my $blocks_used = shift @flds;
print sprintf("blocks_used=%04x\n", $blocks_used) if $debug;
my $eof = shift @flds;
#print sprintf("eof=%04x\n", $eof);
my ($e1, $e2, $e3) = unpack "C*", $eof;
my $endfile = (($e3 << 16) + ($e2 << 8) + $e1);
print sprintf("eof=%06x\n", $endfile) if $debug;
my $creation_ymd = shift @flds;
print sprintf("creation_ymd=%04x\n", $creation_ymd) if $debug;
my $creation_hm = shift @flds;
print sprintf("creation_hm=%04x\n", $creation_hm) if $debug;
my $cdate = date_convert($creation_ymd, $creation_hm);
print sprintf("create_date=%s\n", $cdate) if $debug;
my $version = shift @flds;
print sprintf("version=%02x\n", $version) if $debug;
my $min_version = shift @flds;
print sprintf("min_version=%02x\n", $min_version) if $debug;
my $access = shift @flds;
print sprintf("access=%02x\n", $access) if $debug;
my $aux_type = shift @flds;
print sprintf("aux_type=%02x\n", $aux_type) if $debug;
my $atype = '';
if ($file_type == 0x06) {
$atype = sprintf("A=\$%04X", $aux_type);
}
my $last_mod_ymd = shift @flds;
print sprintf("last_mod_ymd=%04x\n", $last_mod_ymd) if $debug;
my $last_mod_hm = shift @flds;
print sprintf("last_mod_hm=%04x\n", $last_mod_hm) if $debug;
my $mdate = date_convert($last_mod_ymd, $last_mod_hm);
my $header_pointer = shift @flds;
print sprintf("header_pointer=%04x\n", $header_pointer) if $debug;
if ($storage_type != 0) {
#print "pushing $file_name\n";
my $f_type = $ftype{$file_type};
$f_type = sprintf("\$%02x", $file_type) unless defined $f_type;
push @files, { 'filename' => $fname, 'ftype' => $f_type, 'used' => $blocks_used, 'mdate' => $mdate, 'cdate' => $cdate, 'atype' => $aux_type, 'atype' => $atype, 'access' => $access, 'eof' => $endfile };
}
}
if ($debug) {
foreach my $file (@files) {
print "file=$file->{'filename'}\n";
}
}
return $prv_vol_dir_blk, $nxt_vol_dir_blk, @files;
}
@ -412,6 +356,75 @@ sub get_vol_dir_blk {
return 0;
}
# Parse Key Volume Directory Block
sub parse_subdir_hdr_blk {
my ($buf, $dbg) = @_;
$debug = 1 if defined $dbg && $dbg;
my ($prv_vol_dir_blk, $nxt_vol_dir_blk, $storage_type_name_length, $subdir_name, $creation_ymd, $creation_hm, $version, $min_version, $access, $entry_length, $entries_per_block, $file_count, $parent_pointer, $parent_entry, $parent_entry_length, $dir_ents) = unpack $subdir_hdr_blk_tmpl, $buf;
my $storage_type = $storage_type_name_length & 0xf0;
my $name_length = $storage_type_name_length & 0x0f;
my $subdir_nm = substr($subdir_name, 0, $name_length);
my @flds = unpack $subdir_hdr_file_desc_ent_tmpl, $dir_ents;
my @files = ();
for (my $i = 0; $i < 12; $i++) {
my $storage_type_name_length = shift @flds;
my $storage_type = $storage_type_name_length & 0xf0;
my $name_length = $storage_type_name_length & 0x0f;
my $file_name = shift @flds;
my $fname = substr($file_name, 0, $name_length);
my $file_type = shift @flds;
my $key_pointer = shift @flds;
my $blocks_used = shift @flds;
my $eof = shift @flds;
my ($e1, $e2, $e3) = unpack "C*", $eof;
my $endfile = (($e3 << 16) + ($e2 << 8) + $e1);
my $creation_ymd = shift @flds;
my $creation_hm = shift @flds;
my $cdate = date_convert($creation_ymd, $creation_hm);
my $version = shift @flds;
my $min_version = shift @flds;
my $access = shift @flds;
my $aux_type = shift @flds;
my $atype = '';
if ($file_type == 0x06) {
$atype = sprintf("A=\$%04X", $aux_type);
}
my $last_mod_ymd = shift @flds;
my $last_mod_hm = shift @flds;
my $mdate = date_convert($last_mod_ymd, $last_mod_hm);
my $header_pointer = shift @flds;
if ($storage_type != 0) {
my $f_type = $ftype{$file_type};
$f_type = sprintf("\$%02x", $file_type) unless defined $f_type;
push @files, { 'filename' => $fname, 'ftype' => $f_type, 'used' => $blocks_used, 'mdate' => $mdate, 'cdate' => $cdate, 'atype' => $aux_type, 'atype' => $atype, 'access' => $access, 'eof' => $endfile };
}
}
return $prv_vol_dir_blk, $nxt_vol_dir_blk, $storage_type_name_length, $subdir_name, $creation_ymd, $creation_hm, $version, $min_version, $access, $entry_length, $entries_per_block, $file_count, $parent_pointer, $parent_entry, $parent_entry_length, @files;
}
sub get_subdir_hdr {
my ($pofile, $subdir_blk, $dbg) = @_;
$debug = 1 if defined $dbg && $dbg;
my $buf;
if (read_blk($pofile, $subdir_blk, \$buf)) {
dump_blk($buf) if $debug;
dump_blk($buf);
return parse_subdir_hdr_blk($buf, $debug);
}
return 0;
}
#
# Get disk catalog.
#
@ -428,7 +441,6 @@ sub cat {
foreach my $file (@files) {
my $lck = ' ';
#print printf("access=%02x\n", $file->{'access'});
if ($file->{'access'} == 0x01) {
$lck = '*';
}
@ -441,7 +453,6 @@ sub cat {
my ($prv_vol_dir_blk, $nxt_vol_dir_blk, @files) = get_vol_dir_blk($pofile, $vol_dir_blk, $debug);
foreach my $file (@files) {
my $lck = ' ';
#print printf("access=%02x\n", $file->{'access'});
if ($file->{'access'} == 0x01) {
$lck = '*';
}