/// <summary>
/// Generates an MIH Message based on a Link_Configure_Thresholds_Confirm_Confirm object.
/// </summary>
/// <param name="srcID">The source MIH ID.</param>
/// <param name="dstID">The destination MIH ID</param>
/// <param name="tid">The transaction ID, use the same as the request message.</param>
/// <param name="lctconfirm">The Link_Configure_Thresholds_Confirm object to be the content of the message.</param>
/// <returns>The MIH message to be sent to the MIHF.</returns>
public static Message Configure_Thresholds_Response_Builder(ID srcID, ID dstID, ushort tid, Link_Configure_Thresholds_Confirm lctconfirm)
{
Message m = new Message();
m.MIHHeader = new MIHHeader();
MessageID mID = new MessageID(MessageID.ServiceIdentifier.COMMAND_SERVICE, MessageID.OperationCode.CONFIRM, (ushort)AIDCommandService.MIH_LINK_CONFIGURE_THRESHOLDS);
m.MIHHeader.MID = mID;
m.MIHHeader.TransactionID = tid;
m.MIHHeader.VersionValue = 1;
byte[] st = new byte[1];
st[0] = BitConverter.GetBytes((int)lctconfirm.Status)[0];
m.Payload = new Payload(srcID, dstID,
Serialization.SerializeToTLV(TLV_VALUES.TLV_STATUS, st),
Serialization.SerializeToTLV(TLV_VALUES.TLV_CONFIGURE_RESPONSE_LIST, Serialization.EncodingList(lctconfirm.cfgStatusAsByteArrayList().ToArray())));
m.MIHHeader.PayloadLength = (ushort)m.Payload.PayloadValue.Length;
return m;
}
/// <summary>
/// This constructor allows the build of a MIHHeader object based on a byte array which contains a MIHMessage.
/// </summary>
/// <param name="mihHeader"></param>
public MIHHeader(byte[] mihHeader)
{
// TODO melhorar a obtenção dos campos, ver implementação do construtor do Message ID.
//OCTET1 -> Version (4bits), AckResp (1bit), AckRsp (1bit), UIR (1bit), M (1bit)
byte[] aux = new byte[1];
aux[0] = mihHeader[0];
BitArray OCTET1 = new BitArray(aux);
//Utilities.Utilities.ReverseBitArray(OCTET1);
if (OCTET1.Count != 0)
{
BitArray version = new BitArray(8);
for (int i = 0; i < 4; i++)
{
version.Set(7-i, OCTET1.Get(4+i));
}
VersionValue = (byte)GetIntFromBitArray(version);
AckReq = OCTET1.Get(3);
AckResp = OCTET1.Get(2);
UIR = OCTET1.Get(1);
M = OCTET1.Get(0);
//LOGHERE
//if (Program.RECEIVED_LOG)
//{
// Console.WriteLine("Version: " + VersionValue);
// Console.WriteLine("AckReq: " + AckReq);
// Console.WriteLine("AckResp: " + AckResp);
// Console.WriteLine("UIR: " + UIR);
// Console.WriteLine("M: " + M);
//}
}
//OCTECT2 -> FN (7 bits), Reserved 1 (1bit, Filled with 0 by default)
aux[0] = mihHeader[1];
BitArray OCTET2 = new BitArray(aux);
Utilities.Utilities.ReverseBitArray(OCTET2);
if (OCTET2.Count != 0)
{
BitArray fragmentNumber = new BitArray(7);
for (int i = 0; i < 7; i++)
{
fragmentNumber[i] = OCTET2[i];
}
FN = (byte)GetUshortFromBitArray(fragmentNumber);
}
else
{
FN = 0;
}
//LOGHERE
//if (Program.RECEIVED_LOG)
// Console.WriteLine("Fragment no.: " + FN);
//OCTET3 AND OCTECT4 -> MIH Message ID
MID = new MessageID(mihHeader.Skip(2).Take(2).ToArray());
//OCTECT5 and OCTECT6 -> Reserved2 (4 bits, filled with 0's by default), Transaction ID (12 bits).
BitArray OCTECT5and6 = new BitArray(mihHeader.Skip(4).Take(2).ToArray());
Utilities.Utilities.ReverseBitArray(OCTECT5and6);
if (OCTECT5and6.Count != 0)
{
BitArray transactionID = new BitArray(12);
for (int i = 0, j = 4; i < 12; i++, j++)
{
transactionID[i] = OCTECT5and6[j];
}
Utilities.Utilities.ReverseBitArray(transactionID);
TransactionID = Convert.ToUInt16(GetIntFromBitArray(transactionID));
}
else
{
TransactionID = 0;
}
//LOGHERE
//if (Program.RECEIVED_LOG)
// Console.WriteLine("Transaction ID: " + TransactionID);
//OCTECT7 and OCTECT8 -> Variable Payload Length
BitArray payloadLength = new BitArray(mihHeader.Skip(6).Take(2).ToArray());
Utilities.Utilities.ReverseBitArray(payloadLength);
PayloadLength = Convert.ToUInt16(GetIntFromBitArray(payloadLength));
//LOGHERE
//if (Program.RECEIVED_LOG)
// Console.WriteLine("Payload Length: "+PayloadLength);
}
/// <summary>
/// MIH Header Main Constructor.
/// </summary>
/// <param name="version">MIH Protocol Version</param>
/// <param name="ackReq">Acknowledgement Request</param>
/// <param name="ackResp">Acknowledgement Response</param>
/// <param name="uir">Unauthenticated Information Request</param>
/// <param name="m">More Fragment</param>
/// <param name="fn">Fragment Number</param>
/// <param name="mid">Message ID</param>
/// <param name="rsvd2">Reserved 2</param>
/// <param name="payloadLength">Payload Length</param>
/// <param name="transactionId">Transaction ID</param>
public MIHHeader(byte version, bool ackReq, bool ackResp, bool uir, bool m, byte fn, MessageID mid, byte rsvd2, UInt16 payloadLength, UInt16 transactionId )
{
VersionValue = version;
AckReq = ackReq;
AckResp = ackResp;
UIR = uir;
M = m;
FN = fn;
MID = mid;
RSVD2 = rsvd2;
PayloadLength = payloadLength;
TransactionID = transactionId;
}
/// <summary>
/// Generates an MIH Message based on a Link_Event_Subscribe_Confirm object.
/// </summary>
/// <param name="srcID">The source MIH ID.</param>
/// <param name="dstID">The destination MIH ID</param>
/// <param name="tid">The transaction ID, use the same as the request message.</param>
/// <param name="leconfirm">The Link_Event_Subscribe_Confirm object to be the content of the message.</param>
/// <returns>The MIH message to be sent to the MIHF.</returns>
public static Message Event_Subscribe_Response_Builder(ID srcID, ID dstID, ushort tid, Link_Event_Subscribe_Confirm leconfirm)
{
Message m = new Message();
m.MIHHeader = new MIHHeader();
MessageID mID = new MessageID(MessageID.ServiceIdentifier.SERVICE_MANAGEMENT, MessageID.OperationCode.CONFIRM, (ushort)AIDServiceManagement.MIH_EVENT_SUBSCRIBE);
m.MIHHeader.MID = mID;
m.MIHHeader.TransactionID = tid;
m.MIHHeader.VersionValue = 1;
byte[] status = new byte[1];
status[0]= BitConverter.GetBytes((int)leconfirm.Status)[0];
m.Payload = new Payload(srcID, dstID,
Serialization.SerializeToTLV(TLV_VALUES.TLV_STATUS, status),
Serialization.SerializeToTLV(TLV_VALUES.TLV_LINK_EVENT_LIST, leconfirm.LinkEventList.ByteValue));
m.MIHHeader.PayloadLength = (ushort)m.Payload.PayloadValue.Length;
return m;
}
/// <summary>
/// Generates an MIH Message based on a Link_Action_Response object.
/// </summary>
/// <param name="srcID">The source MIH ID.</param>
/// <param name="dstID">The destination MIH ID</param>
/// <param name="tid">The transaction ID, use the same as the request message.</param>
/// <param name="laresp">The Link_Action_Response object to be the content of the message.</param>
/// <returns>The MIH message to be sent to the MIHF.</returns>
public static Message Link_Action_Response_Builder(ID srcID, ID dstID, ushort tid, Link_Action_Response laresp)
{
Message m = new Message();
m.MIHHeader = new MIHHeader();
MessageID mID = new MessageID(MessageID.ServiceIdentifier.COMMAND_SERVICE, MessageID.OperationCode.CONFIRM, (ushort)AIDCommandService.MIH_LINK_ACTIONS);
m.MIHHeader.MID = mID;
m.MIHHeader.TransactionID = tid;
m.MIHHeader.VersionValue = 1;
if (laresp.ScanResults.Count > 0)
m.Payload = new Payload(dstID,
srcID,
Serialization.SerializeToTLV(TLV_VALUES.TLV_STATUS, BitConverter.GetBytes((int)laresp.Status).Take(1).ToArray()),
Serialization.SerializeToTLV(TLV_VALUES.TLV_LINK_SCAN_RSP_LIST, Serialization.EncodingList(laresp.scanResultsAsByteArrayList().ToArray())),
Serialization.SerializeToTLV(TLV_VALUES.TLV_LINK_AC_RESULT, BitConverter.GetBytes((int)laresp.Result).Take(1).ToArray()));
else
m.Payload = new Payload(dstID,
srcID,
Serialization.SerializeToTLV(TLV_VALUES.TLV_STATUS, BitConverter.GetBytes((int)laresp.Status).Take(1).ToArray()),
Serialization.SerializeToTLV(TLV_VALUES.TLV_LINK_AC_RESULT, BitConverter.GetBytes((int)laresp.Result).Take(1).ToArray()));
m.MIHHeader.PayloadLength = (ushort)m.Payload.PayloadValue.Length;
return m;
}
/// <summary>
/// Generates an MIH Message based on a Link_Get_Parameters_Confirm object.
/// </summary>
/// <param name="srcID">The source MIH ID.</param>
/// <param name="dstID">The destination MIH ID</param>
/// <param name="tid">The transaction ID, use the same as the request message.</param>
/// <param name="lgpconfirm">The Link_Event_SubscribeConfirm object to be the content of the message.</param>
/// <returns>The MIH message to be sent to the MIHF.</returns>
public static Message Get_Parameters_Response_Builder(ID srcID, ID dstID, ushort tid, Link_Get_Parameters_Confirm lgpconfirm)
{
Message m = new Message();
m.MIHHeader = new MIHHeader();
MessageID mID = new MessageID(MessageID.ServiceIdentifier.COMMAND_SERVICE, MessageID.OperationCode.CONFIRM, (ushort)AIDCommandService.MIH_LINK_GET_PARAMETERS);
m.MIHHeader.MID = mID;
m.MIHHeader.TransactionID = tid;
m.MIHHeader.VersionValue = 1;
byte[] st = new byte[1];
st[0] = BitConverter.GetBytes((int)lgpconfirm.Status)[0];
m.Payload = new Payload(srcID, dstID,
Serialization.SerializeToTLV(TLV_VALUES.TLV_STATUS, st),
Serialization.SerializeToTLV(TLV_VALUES.TLV_LINK_PARAMETERS_STATUS_LIST, Serialization.EncodingList(lgpconfirm.LinkParamListAsByteArray())),
Serialization.SerializeToTLV(TLV_VALUES.TLV_LINK_STATES_RSP, Serialization.EncodingList(lgpconfirm.LinkStatesListAsByteArray())),
Serialization.SerializeToTLV(TLV_VALUES.TLV_LINK_DESCRIPTOR_RSP, Serialization.EncodingList(lgpconfirm.LinkDescListAsByteArray())));
m.MIHHeader.PayloadLength = (ushort)m.Payload.PayloadValue.Length;
return m;
}
