protected override int GetBodyLengthFromHeader(byte[] header, int offset, int length)
{
//length为头部(包含两字节的length)长度
//获取高位
byte high = header[offset + length - 1];
//获取低位
byte low = header[offset + length - 2];
return(MQTools.GetBodyLengthFromHeader(high, low));
}
//ArraySegment
public static ArraySegment <byte> GetResAckMessage(MQDataInfo mQDataInfo)
{
byte[] msg = new byte[16];
MQTools.CharToByte(mQDataInfo.Head, msg);
msg[2] = mQDataInfo.PID;
msg[3] = (byte)MessageType.ResAck;
MQTools.ConvertIntToByteArray(mQDataInfo.MID, msg, 4);
MQTools.ConvertUShortToByteArray(mQDataInfo.Code, msg, 8);
MQTools.ConvertUShortToByteArray(mQDataInfo.Reserved, msg, 10);
MQTools.CharToByte(mQDataInfo.End, msg, 14);
return(new ArraySegment <byte>(msg));
}
public static byte[] GetSendMessageByte(MQDataInfo mQDataInfo)
{
byte[] msg = new byte[14 + mQDataInfo.Length + 2];
MQTools.CharToByte(mQDataInfo.Head, msg);
msg[2] = mQDataInfo.PID;
msg[3] = mQDataInfo.Type;
MQTools.ConvertIntToByteArray(mQDataInfo.MID, msg, 4);
MQTools.ConvertUShortToByteArray(mQDataInfo.Code, msg, 8);
MQTools.ConvertUShortToByteArray(mQDataInfo.Reserved, msg, 10);
MQTools.ConvertUShortToByteArray((ushort)mQDataInfo.Length, msg, 12);
Array.Copy(mQDataInfo.Body, 0, msg, 14, mQDataInfo.Length);
MQTools.CharToByte(mQDataInfo.End, msg, mQDataInfo.Length + 14);
return(msg);
}
protected override MQDataInfo ResolveRequestInfo(ArraySegment <byte> header, byte[] bodyBuffer, int offset, int length)
{
//MQDataInfo mQData = new MQDataInfo();
//mQData.Head = MQTools.ByteToChar(header.Array);
//mQData.PID = header.Array[2];
//mQData.Type = header.Array[3];
//mQData.MID = BitConverter.ToInt32(header.Array, 4);
//mQData.Code = BitConverter.ToUInt16(header.Array, 8);
//mQData.Reserved = BitConverter.ToUInt16(header.Array, 10);
//mQData.Length = BitConverter.ToUInt16(header.Array, 12);
//mQData.Data = bodyBuffer.CloneRange(offset, length - 3);
//mQData.CS = bodyBuffer[offset + mQData.Length];
//mQData.End = MQTools.ByteToChar(bodyBuffer, offset + mQData.Length + 1);
return(MQTools.ResolveMQDataInfo(header.Array, bodyBuffer, offset, length));
//MQProtocolRequestInfo res = new MQProtocolRequestInfo(mQData);
}
public static byte[] GetSendMessageByte(ushort mqCode, byte[] data, int mqId, byte sendPid, byte mqType, ushort Reserved, char head, char end)
{
byte[] msg = new byte[14 + data.Length + 2];
MQTools.CharToByte(head, msg);
msg[2] = sendPid;
msg[3] = mqType;
MQTools.ConvertIntToByteArray(mqId, msg, 4);
MQTools.ConvertUShortToByteArray(mqCode, msg, 8);
MQTools.ConvertUShortToByteArray(Reserved, msg, 10);
MQTools.ConvertUShortToByteArray((ushort)data.Length, msg, 12);
Array.Copy(data, 0, msg, 14, data.Length);
//校验
//msg[data.Length + 14] = 0;
MQTools.CharToByte(end, msg, data.Length + 14);
return(msg);
}
public bool GetSendByte(out byte[] buffer)
{
buffer = new byte[14 + Length + 2];
MQTools.CharToByte(Head, buffer);
buffer[2] = PID;
buffer[3] = Type;
MQTools.ConvertIntToByteArray(MID, buffer, 4);
MQTools.ConvertUShortToByteArray(Code, buffer, 8);
MQTools.ConvertUShortToByteArray(Reserved, buffer, 10);
MQTools.ConvertUShortToByteArray((ushort)Length, buffer, 12);
if (Length > 0)
{
Array.Copy(Body, 0, buffer, 14, Length);
}
MQTools.CharToByte(End, buffer, Length + 14);
return(true);
}
public static MQDataInfo ResolveMQDataInfo(byte[] header, byte[] bodyBuffer, int offset, int length)
{
MQDataInfo mQData = new MQDataInfo();
mQData.Head = MQTools.ByteToChar(header[0], header[1]);
mQData.PID = header[2];
mQData.Type = header[3];
mQData.MID = BitConverter.ToInt32(header, 4);
mQData.Code = BitConverter.ToUInt16(header, 8);
mQData.Reserved = BitConverter.ToUInt16(header, 10);
mQData.Length = BitConverter.ToUInt16(header, 12);
if (mQData.Length > 0)
{
mQData.Body = bodyBuffer.CloneRange(offset, mQData.Length);
}
//mQData.CS = bodyBuffer[offset + mQData.Length];
mQData.End = MQTools.ByteToChar(bodyBuffer[offset + mQData.Length], bodyBuffer[offset + mQData.Length + 1]);
return(mQData);
}
public static MQDataInfo ResolveMQDataInfo(byte[] buffer)
{
MQDataInfo mQData = new MQDataInfo();
mQData.Head = MQTools.ByteToChar(buffer[0], buffer[1]);
mQData.PID = buffer[2];
mQData.Type = buffer[3];
mQData.MID = BitConverter.ToInt32(buffer, 4);
mQData.Code = BitConverter.ToUInt16(buffer, 8);
mQData.Reserved = BitConverter.ToUInt16(buffer, 10);
mQData.Length = BitConverter.ToUInt16(buffer, 12);
if (mQData.Length > 0)
{
mQData.Body = buffer.CloneRange(14, mQData.Length);
}
// mQData.CS = buffer[14 + mQData.Length];
mQData.End = MQTools.ByteToChar(buffer[14 + mQData.Length], buffer[14 + mQData.Length + 1]);
return(mQData);
}