예제 #1
0
파일: msg.cs 프로젝트: apenwarr/versaplex
	public void SetHeaderData(WvBytes data)
	{
	    var it = new WvDbusIter((Dbus.Endian)data[0], "yyyyuua{yv}", data)
		.GetEnumerator();

	    endian   = (Dbus.Endian)(byte)it.pop();
	    type     = (Dbus.MType)(byte)it.pop();
	    flags    = (Dbus.MFlag)(byte)it.pop();
	    it.pop(); // version
	    it.pop(); // length
	    serial = it.pop();
	    foreach (var _f in it.pop())
	    {
		var f = _f.GetEnumerator();
	        Dbus.Field c = (Dbus.Field)(byte)f.pop();
		var v = f.pop();
		switch (c)
		{
		case Dbus.Field.Sender:
		    sender = v;
		    break;
		case Dbus.Field.Destination:
		    dest = v;
		    break;
		case Dbus.Field.ReplySerial:
		    rserial = v;
		    break;
		case Dbus.Field.Signature:
		    signature = v;
		    break;
		case Dbus.Field.Path:
		    path = v;
		    break;
		case Dbus.Field.Interface:
		    ifc = v;
		    break;
		case Dbus.Field.Member:
		    method = v;
		    break;
		case Dbus.Field.ErrorName:
		    err = v;
		    break;
		default:
		    break; // unknown field code, ignore
		}
	    }
	}
예제 #2
0
파일: msg.cs 프로젝트: apenwarr/versaplex
	// Tries to guess how many bytes you'll need into inbuf before you can
	// read an entire message.  The buffer needs to have at least 16
	// bytes before you can start.
	static void _bytes_needed(WvBytes b, out int hlen, out int blen)
	{
	    wv.assert(b.len >= 16);

	    // the real header signature is: yyyyuua{yv}
	    // However, we only care about the first 16 bytes, and we know
	    // that the a{yv} starts with an unsigned int that's the number
	    // of bytes in the array, which is what we *really* want to know.
	    // So we lie about the signature here.
	    var it = new WvDbusIter((Dbus.Endian)b[0], "yyyyuuu", b.sub(0,16))
		.GetEnumerator();

	    it.pop();
	    it.pop();
	    it.pop();

	    byte version = it.pop();

	    if (version < Dbus.Protocol.MinVersion || version > Dbus.Protocol.MaxVersion)
		throw new NotSupportedException
		    ("Dbus.Protocol version '"
		     + version.ToString() + "' is not supported");

	    uint _blen = it.pop(); // body length
	    it.pop(); // serial
	    uint _hlen = it.pop(); // remaining header length

	    if (_blen > Int32.MaxValue || _hlen > Int32.MaxValue)
		throw new NotImplementedException
		    ("Long messages are not yet supported");

	    hlen = 16 + Dbus.Protocol.Padded((int)_hlen, 8);
	    blen = (int)_blen;
	}