protected override void putFixedParams(ByteBuffer ret)
{
ret.Put(_initiateTag);
ret.Put(_adRecWinCredit);
ret.Put((ushort)_numOutStreams);
ret.Put((ushort)_numInStreams);
ret.Put(_initialTSN);
if (_cookie != null)
{
StateCookie sc = new StateCookie();
sc.setData(_cookie);
_varList.Add(sc);
}
if (_supportedExtensions != null)
{
SupportedExtensions se = new SupportedExtensions();
se.setData(_supportedExtensions);
_varList.Add(se);
}
}
protected VariableParam readVariable()
{
int type = _body.GetUShort();
int len = _body.GetUShort();
int blen = len - 4;
//byte[] data;
Unknown var;
switch (type)
{
case 1:
var = new HeartbeatInfo(1, "HeartbeatInfo");
break;
// 2-4 Unassigned
case 5:
var = new IPv4Address(5, "IPv4Address");
break;
case 6:
var = new IPv6Address(6, "IPv6Address");
break;
case 7:
var = new StateCookie(7, "StateCookie");
break;
case 8:
var = new UnrecognizedParameters(8, "UnrecognizedParameters");
break;
case 9:
var = new CookiePreservative(9, "CookiePreservative");
break;
// 10 Unassigned
case 11:
var = new HostNameAddress(11, "HostNameAddress");
break;
case 12:
var = new SupportedAddressTypes(12, "SupportedAddressTypes");
break;
case 13:
var = new OutgoingSSNResetRequestParameter(13, "OutgoingSSNResetRequestParameter");
break;
case 14:
var = new IncomingSSNResetRequestParameter(14, "IncomingSSNResetRequestParameter");
break;
case 15:
var = new SSNTSNResetRequestParameter(15, "SSNTSNResetRequestParameter");
break;
case 16:
var = new ReconfigurationResponseParameter(16, "ReconfigurationResponseParameter");
break;
case 17:
var = new AddOutgoingStreamsRequestParameter(17, "AddOutgoingStreamsRequestParameter");
break;
case 18:
var = new AddIncomingStreamsRequestParameter(18, "AddIncomingStreamsRequestParameter");
break;
// 19-32767 Unassigned
case 32768:
var = new Unknown(32768, "ReservedforECNCapable");
break;
case 32770:
var = new RandomParam(32770, "Random");
break;
case 32771:
var = new ChunkListParam(32771, "ChunkList");
break;
case 32772:
var = new RequestedHMACAlgorithmParameter(32772, "RequestedHMACAlgorithmParameter");
break;
case 32773:
var = new Unknown(32773, "Padding");
break;
case 32776:
var = new SupportedExtensions(32776, "SupportedExtensions");
break;
// 32777-49151 Unassigned
case 49152:
var = new ForwardTSNsupported(49152, "ForwardTSNsupported");
break;
case 49153:
var = new Unknown(49153, "AddIPAddress");
break;
case 49154:
var = new Unknown(49154, "DeleteIPAddress");
break;
case 49155:
var = new Unknown(49155, "ErrorCauseIndication");
break;
case 49156:
var = new Unknown(49156, "SetPrimaryAddress");
break;
case 49157:
var = new Unknown(49157, "SuccessIndication");
break;
case 49158:
var = new Unknown(49158, "AdaptationLayerIndication");
break;
default:
var = new Unknown(-1, "Unknown");
break;
}
try
{
var.readBody(_body, blen);
//logger.LogDebug("variable type " + var.getType() + " name " + var.getName());
}
catch (SctpPacketFormatException ex)
{
logger.LogError(ex.ToString());
}
if (_body.hasRemaining())
{
int mod = blen % 4;
if (mod != 0)
{
for (int pad = mod; pad < 4; pad++)
{
_body.GetByte();
}
}
}
return(var);
}
