6 |
use warnings; |
use warnings; |
7 |
|
|
8 |
use base qw/Class::Accessor/; |
use base qw/Class::Accessor/; |
9 |
__PACKAGE__->mk_accessors(qw(tape tape_pos tape_rate trace)); |
__PACKAGE__->mk_accessors(qw(tape tape_path tape_pos trace)); |
10 |
|
|
11 |
use File::Slurp; |
use File::Slurp; |
12 |
use Carp qw/confess/; |
use Carp qw/confess/; |
47 |
} |
} |
48 |
|
|
49 |
my $byte = ord( substr($self->tape,$pos,1) ); |
my $byte = ord( substr($self->tape,$pos,1) ); |
50 |
warn sprintf("tape pos %d = %02x\n", $pos, $byte) if $self->trace; |
warn sprintf("tape pos %d = %02x\n", $pos, $byte); # if $self->trace; |
51 |
|
|
52 |
$pos++; |
$pos++; |
53 |
$self->tape_pos( $pos ); |
$self->tape_pos( $pos ); |
81 |
my $path = shift || return; |
my $path = shift || return; |
82 |
|
|
83 |
my $tape = read_file( $path ) || confess "can't load $path: $!"; |
my $tape = read_file( $path ) || confess "can't load $path: $!"; |
84 |
|
$self->tape_path( $path ); |
85 |
|
|
86 |
$self->tape_pos( 0 ); |
$self->tape_pos( 0 ); |
87 |
$self->tape( $tape ); |
$self->tape( $tape ); |
|
$self->tape_rate( 512 ); |
|
88 |
warn "loaded tape $path ", -s $path, " bytes rate ", $self->tape_rate, "\n"; |
warn "loaded tape $path ", -s $path, " bytes rate ", $self->tape_rate, "\n"; |
89 |
return 1; |
return 1; |
90 |
} |
} |
91 |
|
|
92 |
|
=head tape_status |
93 |
|
|
94 |
|
print $self->tape_status; |
95 |
|
|
96 |
|
=cut |
97 |
|
|
98 |
|
sub tape_status { |
99 |
|
my $self = shift; |
100 |
|
|
101 |
|
return "No tape in (simulated) drive" unless $self->tape; |
102 |
|
|
103 |
|
my $size = length( $self->tape ); |
104 |
|
|
105 |
|
return sprintf( |
106 |
|
"tape file: %s with %d 0x%x bytes, current position: %d 0x%x", |
107 |
|
$self->tape_path, $size, $size, $self->pos, $self->pos, |
108 |
|
); |
109 |
|
} |
110 |
|
|
111 |
=head1 SEE ALSO |
=head1 SEE ALSO |
112 |
|
|
113 |
L<VRac> |
L<VRac> |