/// <summary> Parses the smpp buffer to a DeliverSm object </summary>
/// <param name="defaultEncoding"></param>
/// <param name="buf"></param>
/// <param name="offset"></param>
/// <returns> DeliverSm </returns>
public static DeliverSm Create(DataCodings defaultEncoding, SmppBuffer buf, ref int offset)
{
DeliverSm deliverSm = new DeliverSm(defaultEncoding);
try
{
int start_offset = offset;
buf.ExtractHeader(deliverSm, ref offset);
deliverSm.ServiceType = buf.ExtractCString(ref offset);
deliverSm.SourceTon = buf.ExtractByte(ref offset);
deliverSm.SourceNpi = buf.ExtractByte(ref offset);
deliverSm.SourceAddr = buf.ExtractCString(ref offset);
deliverSm.DestTon = buf.ExtractByte(ref offset);
deliverSm.DestNpi = buf.ExtractByte(ref offset);
deliverSm.DestAddr = buf.ExtractCString(ref offset);
deliverSm.EsmClass = buf.ExtractByte(ref offset);
deliverSm.ProtocolId = buf.ExtractByte(ref offset);
deliverSm.PriorityFlag = buf.ExtractByte(ref offset);
deliverSm.ScheduleDeliveryTime = buf.ExtractCString(ref offset);
deliverSm.ValidityPeriod = buf.ExtractCString(ref offset);
deliverSm.RegisteredDelivery = buf.ExtractByte(ref offset);
deliverSm.ReplaceIfPresent = buf.ExtractByte(ref offset);
deliverSm.DataCoding = (DataCodings) buf.ExtractByte(ref offset);
deliverSm.DefaultMessageId = buf.ExtractByte(ref offset);
deliverSm.ShortMessageLength = buf.ExtractByte(ref offset);
if (deliverSm.ShortMessageLength > 0)
{
deliverSm.UserDataBuffer = new SmppBuffer(defaultEncoding, buf.ExtractByteArray(ref offset, deliverSm.ShortMessageLength));
}
while (offset - start_offset < deliverSm.Length)
{
deliverSm.Optional.Add(buf.ExtractTLV(ref offset));
}
if (deliverSm.ShortMessageLength == 0)
{
if (deliverSm.Optional != null && deliverSm.Optional.Count > 0)
{
TLV tlv_payload = deliverSm.Optional[OptionalTags.MessagePayload];
if (tlv_payload != null)
{
deliverSm.UserDataBuffer = new SmppBuffer(defaultEncoding, tlv_payload.Value);
}
TLV tlv_globalSeq = deliverSm.Optional[OptionalTags.SarMsgRefNum];
if (tlv_globalSeq != null)
{
deliverSm.MessageReferenceNumber = SmppBuffer.BytesToShort(tlv_globalSeq.Value, 0);
}
TLV tlv_pocketsNumber = deliverSm.Optional[OptionalTags.SarTotalSegments];
if (tlv_pocketsNumber != null)
{
deliverSm.TotalSegments = tlv_pocketsNumber.Value[0];
}
TLV tlv_localSeq = deliverSm.Optional[OptionalTags.SarSegmentSeqnum];
if (tlv_localSeq != null)
{
deliverSm.SeqmentNumber = tlv_localSeq.Value[0];
}
}
}
if (deliverSm.UserDataBuffer != null && deliverSm.UserDataBuffer.Length > 0)
{
bool hasUDHI = deliverSm.MessageFeature == GSMSpecificFeatures.UDHI || deliverSm.MessageFeature == GSMSpecificFeatures.UDHIandReplyPath;
deliverSm.UserData = UserData.Create(deliverSm.UserDataBuffer, hasUDHI);
if (deliverSm.UserData.Headers.Count > 0)
{
UserDataHeader udh = deliverSm.UserData.Headers[InformationElementIdentifiers.ConcatenatedShortMessages8bit];
if (udh != null)
{
deliverSm.MessageReferenceNumber = udh.Data[0];
deliverSm.TotalSegments = udh.Data[1];
deliverSm.SeqmentNumber = udh.Data[2];
}
udh = deliverSm.UserData.Headers[InformationElementIdentifiers.ConcatenatedShortMessage16bit];
if (udh != null)
{
deliverSm.MessageReferenceNumber = SmppBuffer.BytesToShort(udh.Data, 0);
deliverSm.TotalSegments = udh.Data[2];
deliverSm.SeqmentNumber = udh.Data[3];
}
}
}
else
{
deliverSm.UserData = UserData.Create();
}
}
catch
{
deliverSm = null;
}
return deliverSm;
}
/// <summary> Called to create a SubmitMulti object </summary>
/// <param name="defaultEncoding"></param>
/// <param name="buf"></param>
/// <param name="offset"></param>
/// <returns> SubmitMulti </returns>
public static SubmitMultiSm Create(DataCodings defaultEncoding, SmppBuffer buf, ref int offset)
{
SubmitMultiSm submitMulti = new SubmitMultiSm(defaultEncoding);
try
{
int start_offset = offset;
buf.ExtractHeader(submitMulti, ref offset);
submitMulti.ServiceType = buf.ExtractCString(ref offset);
submitMulti.SourceTon = buf.ExtractByte(ref offset);
submitMulti.SourceNpi = buf.ExtractByte(ref offset);
submitMulti.SourceAddr = buf.ExtractCString(ref offset);
submitMulti.DestinationAddresses = buf.ExtractDestinationAddresses(ref offset);
submitMulti.EsmClass = buf.ExtractByte(ref offset);
submitMulti.ProtocolId = buf.ExtractByte(ref offset);
submitMulti.PriorityFlag = buf.ExtractByte(ref offset);
submitMulti.ScheduleDeliveryTime = buf.ExtractCString(ref offset);
submitMulti.ValidityPeriod = buf.ExtractCString(ref offset);
submitMulti.RegisteredDelivery = buf.ExtractByte(ref offset);
submitMulti.ReplaceIfPresent = buf.ExtractByte(ref offset);
submitMulti.DataCoding = (DataCodings) buf.ExtractByte(ref offset);
submitMulti.DefaultMsgId = buf.ExtractByte(ref offset);
submitMulti.ShortMessageLength = buf.ExtractByte(ref offset);
if (submitMulti.ShortMessageLength > 0)
{
submitMulti.UserDataBuffer = new SmppBuffer(defaultEncoding, buf.ExtractByteArray(ref offset, submitMulti.ShortMessageLength));
}
while (offset - start_offset < submitMulti.Length)
{
submitMulti.Optional.Add(buf.ExtractTLV(ref offset));
}
}
catch
{
submitMulti = null;
}
return submitMulti;
}