public static int GetWriteRequest(UnmanagedMemoryStream s, long memOffset, ref Value value, ref WORD quality, ref FILETIME timeStamp)
{
if (GetRegisterWriteOffset(s, memOffset) == 0)
{
return TagData.SMRC_NO_DATA;
}
int nRC = GetWriteRequestData(s, memOffset + GetRegisterWriteOffset(s, memOffset), ref value, ref quality, ref timeStamp);
SetDataRequestPending(s, memOffset + GetRegisterWriteOffset(s, memOffset), false);
return (nRC);
}
public static int GetWriteRequestData(UnmanagedMemoryStream s, long memOffset, ref Value value, ref WORD quality, ref FILETIME timeStamp)
{
VALTYPE tType = GetDataValueType(s, memOffset);
if (!Value.IsValidValueType(tType))
{
return (TagData.SMRC_BAD_VALTYPE);
}
quality = Register.GetDataQuality(s, memOffset);
timeStamp = Register.GetDataTimestamp(s, memOffset + DATA_VALUE_OFFSET);
GetDataValue(s, memOffset, ref value);
return (TagData.SMRC_NO_ERROR);
}
public static void GetDataValue(UnmanagedMemoryStream s, long memOffset, ref Value value)
{
BinaryReader r = new BinaryReader(s);
VALTYPE vType = value.GetValueType();
if (((vType & Value.T_ARRAY) == Value.T_ARRAY) && ((vType & ~Value.T_ARRAY) != Value.T_STRING))//array, not string array
{
r.BaseStream.Seek(memOffset + DATA_VALUE_OFFSET + VALUE_EXTARRAY_OFFSET, SeekOrigin.Begin);
}
else if (vType == (Value.T_ARRAY | Value.T_STRING)) //string array
{
r.BaseStream.Seek(memOffset + DATA_VALUE_OFFSET + VALUE_EXTARRAY_OFFSET + STRINGARRAY_ABDATA_OFFSET, SeekOrigin.Begin);
}
else if (vType == Value.T_STRING) //string
{
r.BaseStream.Seek(memOffset + DATA_VALUE_OFFSET + VALUE_EXTARRAY_OFFSET, SeekOrigin.Begin);
}
else
{
r.BaseStream.Seek(memOffset + DATA_VALUE_OFFSET + VALUE_8BYTEVAL_OFFSET, SeekOrigin.Begin);
}
if (value.valueExtSize > 0)
{
r.Read(value.valueExtByteArray, 0, value.valueExtByteArray.Length);
}
else
{
r.Read(value.value8ByteArray, 0, value.value8ByteArray.Length);
}
value.SetValueFromArray();
}
public TagData(VALTYPE vType, WORD stringSize, int rows, int cols)
{
value = new Value(vType, stringSize, rows, cols);
CID.GetFtNow(ref timeStamp);
}
public static int SetReadResponseData(UnmanagedMemoryStream s, long memOffset, Value value, bool error, DWORD errorCode, WORD quality, FILETIME timeStamp)
{
VALTYPE tType = GetDataValueType(s, memOffset);
if (!Value.IsValidValueType(tType))
{
return (TagData.SMRC_BAD_VALTYPE);
}
if (error)
{
SetDataError(s, memOffset, errorCode, true);
}
else
{
SetDataError(s, memOffset, errorCode, false);
}
SetDataQuality(s, memOffset, quality);
SetDataTimestamp(s, memOffset, timeStamp);
SetDataValue(s, memOffset, value);
return (TagData.SMRC_NO_ERROR);
}
public static void SetReadResponse(UnmanagedMemoryStream s, long memOffset, Value value, bool error, DWORD errorCode, WORD quality, FILETIME timeStamp)
{
if (GetRegisterReadOffset(s, memOffset) != 0)
{
SetReadResponseData(s, memOffset + GetRegisterReadOffset(s, memOffset), value, error, errorCode, quality, timeStamp);
}
SetDataResponsePending(s, memOffset + GetRegisterReadOffset(s, memOffset), true);
}
public static int SetDataValue(UnmanagedMemoryStream s, long memOffset, Value value)
{
BinaryWriter w = new BinaryWriter(s);
VALTYPE vType = value.GetValueType();
if (((vType & Value.T_ARRAY) == Value.T_ARRAY) && ((vType & ~Value.T_ARRAY) != Value.T_STRING))//array, not string array
{
w.BaseStream.Seek(memOffset + DATA_VALUE_OFFSET + VALUE_EXTARRAY_OFFSET, SeekOrigin.Begin);
}
else if (vType == (Value.T_ARRAY | Value.T_STRING)) //string array
{
w.BaseStream.Seek(memOffset + DATA_VALUE_OFFSET + VALUE_EXTARRAY_OFFSET + STRINGARRAY_ABDATA_OFFSET, SeekOrigin.Begin);
}
else if (vType == Value.T_STRING) //string
{
w.BaseStream.Seek(memOffset + DATA_VALUE_OFFSET + VALUE_EXTARRAY_OFFSET, SeekOrigin.Begin);
}
else
{
w.BaseStream.Seek(memOffset + DATA_VALUE_OFFSET + VALUE_8BYTEVAL_OFFSET, SeekOrigin.Begin);
}
byte[] aToWrite = value.GetArrayFromValue();
w.Write(aToWrite);
w.Flush();
return (TagData.SMRC_NO_ERROR);
}
