private TdsToken CreateData(TokenDescriptor tokenDesc, TdsResponseStream stream, Encoding encoder, FormatToken lastFormat)
{
if (lastFormat == null)
{
_logger?.LogError($"Format for {tokenDesc.TokenType} not found");
throw new Exception($"Format for {tokenDesc.TokenType} not found");
}
var data = new List <object>();
foreach (var f in lastFormat.Formats)
{
data.Add(TypeReader.ReadData(f, stream, encoder));
}
return(new DataToken(tokenDesc.TokenType)
{
Data = data,
});
}
private TdsToken CreateFormat(TokenDescriptor tokenDesc, TdsResponseStream stream, Encoding encoder, FormatToken lastFormat)
{
int len;
if (tokenDesc.Len == TokenLength.FourByteLen)
{
len = stream.ReadInt();
}
else
{
len = stream.ReadShort();
}
int numFormats = stream.ReadShort();
var formats = new List <FormatToken.Format>();
for (int i = 0; i < numFormats; i++)
{
var f = new FormatToken.Format
{
Params = tokenDesc.TokenType == TokenType.TDS_PARAMFMT || tokenDesc.TokenType == TokenType.TDS_PARAMFMT2,
};
int nameLen = stream.Read();
f.Name = stream.ReadString(nameLen);
if (tokenDesc.TokenType == TokenType.TDS_ROWFMT2)
{
int catalogNameLen = stream.Read();
f.CatalogName = stream.ReadString(catalogNameLen);
int schemaNameLen = stream.Read();
f.SchemaName = stream.ReadString(schemaNameLen);
int tableNameLen = stream.Read();
f.TableName = stream.ReadString(tableNameLen);
int columnNameLen = stream.Read();
f.ColumnName = stream.ReadString(columnNameLen);
}
if (tokenDesc.Len == TokenLength.FourByteLen)
{
f.Status = stream.ReadInt();
}
else
{
f.Status = stream.Read();
}
f.UserType = (UserDataType)stream.ReadInt();
f.Type = (TdsType)stream.Read();
TypeReader.ReadFormat(f, stream);
formats.Add(f);
}
return(new FormatToken(tokenDesc.TokenType)
{
Formats = formats,
});
}