public RecordFileReader(SqlBytes data)
{
if (data.IsNull)
{
throw new InvalidDataException(SR.EmptyFile);
}
_reader = new SqlBytesReader(data);
}
public void ReadFieldData(SqlBytesReader reader)
{
char[] value = reader.ReadChars(_fieldLength);
_value = new string(value).Trim();
}
public void ReadHeader(SqlBytesReader reader)
{
char[] array = reader.ReadChars(11);
int i;
for (i = 0; i < array.Length && array[i] != 0; i++)
{
}
_fieldName = new string(array, 0, i);
_fieldType = reader.ReadChar();
reader.ReadUInt32();
_fieldLength = reader.ReadByte();
_decimalCount = reader.ReadByte();
reader.ReadUInt16();
reader.ReadByte();
reader.ReadUInt16();
reader.ReadByte();
reader.ReadUInt32();
reader.ReadUInt16();
reader.ReadByte();
reader.ReadByte();
if (_fieldType == 'C')
{
if (_fieldLength >= byte.MaxValue)
{
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, _fieldType, _fieldLength));
}
return;
}
if (_fieldType == 'N')
{
if (_fieldLength <= 20)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, _fieldType, _fieldLength));
}
if (_fieldType == 'L')
{
if (_fieldLength == 1)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, _fieldType, _fieldLength));
}
if (_fieldType == 'D')
{
if (_fieldLength == 8)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, _fieldType, _fieldLength));
}
if (_fieldType == 'F')
{
if (_fieldLength <= 20)
{
return;
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfFieldLength, _fieldType, _fieldLength));
}
throw new InvalidDataException(string.Format(CultureInfo.CurrentCulture.NumberFormat, SR.UnsupportedDbfField, _fieldType));
}
