react-websocket/src/Debug/HexDumpTrait.php

29 lines
806 B
PHP

<?php
namespace NoccyLabs\React\WebSocket\Debug;
trait HexDumpTrait
{
private function hexdump($data): void
{
printf("_____ *%4d\n", strlen($data));
$rows = str_split($data, 16);
$offs = 0;
foreach ($rows as $row) {
$h = []; $a = [];
for ($n = 0; $n < 16; $n++) {
if ($n < strlen($row)) {
$h[] = sprintf("%02x%s", ord($row[$n]), ($n==7)?" ":" ");
$a[] = sprintf("%s%s", (ctype_print($row[$n])?$row[$n]:"."), ($n==7)?" ":"");
} else {
$h[] = (($n==7)?" ":" ");
$a[] = (($n==7)?" ":" ");
}
}
printf("%04x | %s | %s\n", 16 * $offs++, join("", $h), join("", $a));
}
}
}