function decodeLength($fd, $length, &$json, $level = 0)
{
$pad = str_pad("", $level * 4, " ");
$rest = 0;
while ($rest + 5 < $length) {
$type = readByte($fd);
$nlen = readByte($fd);
$dlen = readInt($fd, 4);
$name = readString($fd, $nlen);
$rest += 6 + $nlen + $dlen;
if ($type == 1 || $type == 5) {
$subj = array();
decodeLength($fd, $dlen, $subj, $level + 1);
if ($name == "") {
$json[] = $subj;
} else {
$json[$name] = $subj;
}
//echo "$pad$type $nlen $dlen $name\n";
continue;
}
if ($type == 2) {
$number = readNumber($fd, $dlen);
if ($name == "") {
$json[] = $number;
} else {
$json[$name] = $number;
}
//echo "$pad$type $nlen $dlen $name => " . gmp_strval($number) . "\n";
continue;
}
if ($type == 3) {
$data = readString($fd, $dlen);
if ($name == "") {
$json[] = $data;
} else {
$json[$name] = $data;
}
//echo "$pad$type $nlen $dlen $name => $data\n";
continue;
}
$data = readString($fd, $dlen);
$dump = "";
for ($inx = 0; $inx < strlen($data); $inx++) {
$dump .= ord($data[$inx]) . " ";
}
echo "=========================={$type} {$nlen} {$dlen} {$name} {$dump}\n";
exit(0);
}
}
/**
* Show numered menu and return user choice
*/
function showMenu($itemsRef)
{
$functionsRef = array();
print "\n";
$i = 0;
foreach ($itemsRef as $key => $value) {
$i++;
print $i . ' ' . $key . "\n";
$functionsRef[$i] = $value;
}
$i++;
print $i . " Exit\n";
$functionsRef[$i] = 'exitOk';
$choice = readNumber("Your choice ({$i})");
if (!$choice || !isset($functionsRef[$choice])) {
$function = $functionsRef[$i];
} else {
$function = $functionsRef[$choice];
}
$function();
}
