private FPData CommonPeekHead(byte[] bytes)
{
if (bytes.Length == 12)
{
FPData data = this._pkg.PeekHead(bytes);
if (!this.CheckHead(data))
{
return(null);
}
if (this._pkg.IsOneWay(data))
{
data.SetPkgLen(12 + data.GetSS() + data.GetPsize());
}
if (this._pkg.IsTwoWay(data))
{
data.SetPkgLen(16 + data.GetSS() + data.GetPsize());
}
if (this._pkg.IsAnswer(data))
{
data.SetPkgLen(16 + data.GetPsize());
}
data.Bytes = this._pkg.GetByteArrayRange(bytes, 0, bytes.Length - 1);
return(data);
}
return(null);
}
private byte[] EnCodeAnswer(FPData data)
{
System.Text.ASCIIEncoding encoder = new System.Text.ASCIIEncoding();
MemoryStream ms = this.BuildHeader(data, 16 + data.GetPsize());
ms.WriteByte((byte)data.GetSS());
byte[] psizeBytes = BitConverter.GetBytes(data.GetPsize());
ms.Write(psizeBytes, 0, psizeBytes.Length);
byte[] seqBytes = BitConverter.GetBytes(data.GetSeq());
ms.Write(seqBytes, 0, seqBytes.Length);
byte[] payloadBytes = null;
if (this.IsJson(data))
{
payloadBytes = encoder.GetBytes(data.JsonPayload());
}
if (this.IsMsgPack(data))
{
payloadBytes = data.MsgpackPayload();
}
ms.Write(payloadBytes, 0, payloadBytes.Length);
return(this.StreamToBytes(ms));
}
private byte[] EnCodeOneway(FPData data)
{
if (data != null)
{
System.Text.ASCIIEncoding encoder = new System.Text.ASCIIEncoding();
MemoryStream ms = this.BuildHeader(data, 12 + data.GetSS() + data.GetPsize());
ms.WriteByte((byte)data.GetSS());
byte[] psizeBytes = BitConverter.GetBytes(data.GetPsize());
ms.Write(psizeBytes, 0, psizeBytes.Length);
string method = (data.GetMethod() != null) ? data.GetMethod() : "";
byte[] methodBytes = encoder.GetBytes(method);
ms.Write(methodBytes, 0, methodBytes.Length);
byte[] payloadBytes = null;
if (this.IsJson(data))
{
string json = (data.JsonPayload() != null) ? data.JsonPayload() : "";
payloadBytes = encoder.GetBytes(json);
}
if (this.IsMsgPack(data))
{
payloadBytes = data.MsgpackPayload();
}
if (payloadBytes != null)
{
ms.Write(payloadBytes, 0, payloadBytes.Length);
}
return(this.StreamToBytes(ms));
}
return(null);
}
private bool DeCodeAnswer(byte[] bytes, FPData data)
{
if (bytes.Length != 4 + data.GetPsize())
{
return(false);
}
data.SetSeq((int)BitConverter.ToUInt32(this.GetByteArrayRange(bytes, 0, 3), 0));
if (this.IsJson(data))
{
data.SetPayload(this.GetString(this.GetByteArrayRange(bytes, 4, bytes.Length - 1)));
}
if (this.IsMsgPack(data))
{
data.SetPayload(this.GetByteArrayRange(bytes, 4, bytes.Length - 1));
}
return(true);
}
private bool DeCodeOneWay(byte[] bytes, FPData data)
{
if (bytes.Length != data.GetSS() + data.GetPsize())
{
return(false);
}
data.SetMethod(this.GetString(this.GetByteArrayRange(bytes, 0, data.GetSS() - 1)));
if (this.IsJson(data))
{
data.SetPayload(this.GetString(this.GetByteArrayRange(bytes, data.GetSS(), bytes.Length - 1)));
}
if (this.IsMsgPack(data))
{
data.SetPayload(this.GetByteArrayRange(bytes, data.GetSS(), bytes.Length - 1));
}
return(true);
}
private bool DeCodeTwoWay(byte[] bytes, FPData data)
{
if (bytes != null && (bytes.Length == 4 + data.GetSS() + data.GetPsize()))
{
data.SetSeq((int)BitConverter.ToUInt32(this.GetByteArrayRange(bytes, 0, 3), 0));
data.SetMethod(this.GetString(this.GetByteArrayRange(bytes, 4, data.GetSS() + 4 - 1)));
if (this.IsJson(data))
{
data.SetPayload(this.GetString(this.GetByteArrayRange(bytes, 4 + data.GetSS(), bytes.Length - 1)));
return(true);
}
if (this.IsMsgPack(data))
{
data.SetPayload(this.GetByteArrayRange(bytes, 4 + data.GetSS(), bytes.Length - 1));
return(true);
}
}
return(false);
}