mirror of
https://github.com/JorjBauer/aiie.git
synced 2024-11-23 06:32:09 +00:00
123 lines
3.2 KiB
Perl
Executable File
123 lines
3.2 KiB
Perl
Executable File
#!/usr/bin/perl
|
|
|
|
# Reads a compiled binary (ProDOS header) and loads it via the debugger.
|
|
#
|
|
# Binary should be created and loaded something like
|
|
#
|
|
# cc65 -t apple2enh -O testbin.c
|
|
# ca65 -t apple2enh testbin.s
|
|
# ld65 -t apple2enh -o testbin testbin.o --lib apple2enh.lib
|
|
# ./debug-bin.pl testbin
|
|
|
|
use strict;
|
|
use warnings;
|
|
use IO::Socket;
|
|
|
|
$| = 1;
|
|
|
|
my $filename = shift || die "No file provided";
|
|
|
|
my $fh;
|
|
open($fh, $filename) || die "Unable to open file: $!";
|
|
|
|
my $data;
|
|
die unless (read($fh, $data, 26) == 26);
|
|
my $pos = 26;
|
|
|
|
my ($magic, $version, $volume, $numEntries) = unpack("H8H8H32H4", $data);
|
|
die "Bad magic [$magic]" unless ($magic eq "00051600");
|
|
$numEntries = int($numEntries);
|
|
|
|
print "Entries: " . $numEntries . "\n";
|
|
|
|
my ($dataoffset, $datalength, $infoOffset, $infoLength, $entryPoint);
|
|
while ($numEntries) {
|
|
die unless (read($fh, $data, 12) == 12);
|
|
$pos += 12;
|
|
my ($entryID, $entryOffset, $entryLength) = unpack("H8H8H8", $data);
|
|
if (hex($entryID) == 11) {
|
|
print "ProDOS chunk found at offset 0x$entryOffset length 0x$entryLength\n";
|
|
$infoOffset = hex($entryOffset);
|
|
$infoLength = hex($entryLength);
|
|
}
|
|
if (hex($entryID) == 1) {
|
|
print "Data found at offset 0x$entryOffset length 0x$entryLength\n";
|
|
$dataoffset = hex($entryOffset);
|
|
$datalength = hex($entryLength);
|
|
}
|
|
$numEntries--;
|
|
}
|
|
die "Failed to find info chunk"
|
|
unless ($infoOffset || $infoLength);
|
|
die "Failed to find data chunk"
|
|
unless ($dataoffset || $datalength);
|
|
|
|
die "Haven't figured out how to read in this order"
|
|
unless ($infoOffset < $dataoffset);
|
|
|
|
while ($pos < $infoOffset) {
|
|
die unless (read($fh, $data, 1) == 1);
|
|
$pos++;
|
|
}
|
|
die "Failed to read info chunk" unless (read($fh, $data, $infoLength) == $infoLength);
|
|
$pos += $infoLength;
|
|
|
|
my $unpacked = unpack('H*', $data);
|
|
my @hex = ($unpacked =~ /(..)/g);
|
|
my @bytes = map { hex($_) } @hex;
|
|
$entryPoint=($bytes[6] << 8) |$bytes[7];
|
|
|
|
while ($pos < $dataoffset) {
|
|
die unless (read($fh, $data, 1) == 1);
|
|
$pos++;
|
|
}
|
|
|
|
die "Failed to read data chunk" unless (read($fh, $data, $datalength) == $datalength);
|
|
$unpacked = unpack('H*', $data);
|
|
@hex = ($unpacked =~ /(..)/g);
|
|
@bytes = map { hex($_) } @hex;
|
|
|
|
my $socket = new IO::Socket::INET (PeerHost => '127.0.0.1',
|
|
PeerPort => '12345',
|
|
Proto => 'tcp',
|
|
) or die "ERROR in Socket Creation : $!\n";
|
|
print $socket sprintf("L 0x%X\n", $entryPoint);
|
|
my $count = 0;
|
|
foreach my $i (@bytes) {
|
|
print $socket sprintf("%.2X", $i);
|
|
print sprintf("%.2X ", $i);
|
|
$count++;
|
|
if ($count >= 16) {
|
|
print $socket "\n";
|
|
print "\n";
|
|
$count = 0;
|
|
}
|
|
}
|
|
print $socket "\n"; # End data entry mode
|
|
|
|
# Goto new code
|
|
print $socket sprintf("G 0x%X\n\n", $entryPoint);
|
|
<$socket>;
|
|
#sleep(5);
|
|
print sprintf("EntryPoint: 0x%X\n", $entryPoint);
|
|
exit(0);
|
|
|
|
__END__
|
|
Each entry:
|
|
Entry ID (4 bytes): 00 00 00 01 = data form
|
|
Entry Offset (4 bytes): 00 00 00 3a = 0x3a
|
|
Entry Length: 4 bytes: 00 00 18 40 = 0x1840 bytes
|
|
---
|
|
00 00 00 0B = ProDOS file info
|
|
00 00 00 32 = offset
|
|
00 00 00 08 = length
|
|
---
|
|
|
|
Header w/ size of $3A bytes; then file data
|
|
|
|
Offset $24/$25 are length (big endian)
|
|
$35 -> file type ($06: BIN; $FF: SYS)
|
|
$38/$39: aux type for bin (big endian)
|
|
|
|
$33: ProDOS Access Byte %11000011 (enable access, destroy, rename, write, read)
|