| public static GetUInt16 ( byte buffer, int &index, bool isBigEndian ) : ushort | ||
| buffer | byte | the buffer stores the value. |
| index | int | the index of start to parse |
| isBigEndian | bool | order of bytes. If it's big endian, set it to true, else set it to false. |
| Результат | ushort | |
/// <summary>
/// Decode MSG_NEGO_RESP message.
/// </summary>
/// <param name="data">Data to be decoded.</param>
/// <param name="index">Started index.</param>
/// <returns>The MSG_NEGO_RESP struct.</returns>
private MSG_NEGO_RESP DecodeMSG_NEGO_RESP(byte[] data, ref int index)
{
MSG_NEGO_RESP ret = new MSG_NEGO_RESP();
ret.MinSupporteProtocolVersion.MinorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret.MinSupporteProtocolVersion.MajorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret.MaxSupporteProtocolVersion.MinorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret.MaxSupporteProtocolVersion.MajorVersion = MarshalHelper.GetUInt16(data, ref index, false);
return(ret);
}
/// <summary>
/// Decode message header.
/// </summary>
/// <param name="data">Data to be decoded.</param>
/// <param name="index">Started index.</param>
/// <returns>The MESSAGE_HEADER struct.</returns>
private MESSAGE_HEADER DecodeMessageHeader(byte[] data, ref int index)
{
MESSAGE_HEADER ret = new MESSAGE_HEADER();
ret.ProtVer.MinorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret.ProtVer.MajorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret.MsgType = (MsgType_Values)MarshalHelper.GetUInt32(data, ref index, false);
ret.MsgSize = MarshalHelper.GetUInt32(data, ref index, false);
ret.CryptoAlgoId = (CryptoAlgoId_Values)MarshalHelper.GetUInt32(data, ref index, false);
return(ret);
}
/// <summary>
/// Decode pack.
/// </summary>
/// <param name="rawdata">The rawdata.</param>
/// <returns>The PccrrPacket.</returns>
public override PccrrPacket Decode(byte[] rawdata)
{
if (rawdata == null)
{
throw new ArgumentNullException("rawdata");
}
if (rawdata.Length == 0)
{
throw new ArgumentException("The raw data should not be empty.");
}
PccrrNegoResponsePacket packet = new PccrrNegoResponsePacket();
int messageLength = 0;
messageLength = rawdata.Length;
if (messageLength > 0)
{
int index = 0;
byte[] data = rawdata;
RESPONSE_MESSAGE ret = new RESPONSE_MESSAGE();
ret.TRANSPORTRESPONSEHEADER.Size = MarshalHelper.GetUInt32(data, ref index, false);
MESSAGE_HEADER ret1 = new MESSAGE_HEADER();
ret1.ProtVer.MinorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret1.ProtVer.MajorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret1.MsgType = (MsgType_Values)MarshalHelper.GetUInt32(data, ref index, false);
ret1.MsgSize = MarshalHelper.GetUInt32(data, ref index, false);
ret1.CryptoAlgoId = (CryptoAlgoId_Values)MarshalHelper.GetUInt32(data, ref index, false);
MSG_NEGO_RESP ret2 = new MSG_NEGO_RESP();
ret2.MinSupporteProtocolVersion.MinorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret2.MinSupporteProtocolVersion.MajorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret2.MaxSupporteProtocolVersion.MinorVersion = MarshalHelper.GetUInt16(data, ref index, false);
ret2.MaxSupporteProtocolVersion.MajorVersion = MarshalHelper.GetUInt16(data, ref index, false);
packet.TransportResponseHeader = ret.TRANSPORTRESPONSEHEADER;
packet.MsgNegoResp = ret2;
packet.MessageHeader = ret1;
}
return(packet);
}
