tracePacket

function tracePacket(bytes)
{
	for (let i = 0; i < bytes.length; i += 16) {
		let end = i + 16;
		if (end > bytes.length) end = bytes.length;
		for (let j = i; j < end; j++) {
			let byte = bytes[j].toString(16);
			if (byte.length < 2) byte = "0" + byte;
			trace(byte, " ");
		}
		trace("   ");
		for (let j = i; j < end; j++) {
			let byte = bytes[j];
			if ((32 <= byte) && (byte < 128))
				trace(String.fromCharCode(byte));
			else
				trace(".");
		}
		trace("\n");
	}
	trace("\n");
}