private object GetStoreData(byte[] buf, ref int offset, int valType)
{
object obj;
switch ((PDBType)valType)
{
case PDBType.Null:
return(DBNull.Value);
case PDBType.Bool:
return(IntTool.ReadSInt8(buf, ref offset) != 0);
case PDBType.TinyInt:
return(Convert.ToSByte(IntTool.DecodeZigZag64(IntTool.ReadRawVarint64(buf, ref offset))));
case PDBType.ShortInt:
return(Convert.ToInt16(IntTool.DecodeZigZag64(IntTool.ReadRawVarint64(buf, ref offset))));
case PDBType.Int:
return(Convert.ToInt32(IntTool.DecodeZigZag64(IntTool.ReadRawVarint64(buf, ref offset))));
case PDBType.BigInt:
return(IntTool.DecodeZigZag64(IntTool.ReadRawVarint64(buf, ref offset)));
case PDBType.Float:
return(IntTool.ReadFloat(buf, ref offset));
case PDBType.Double:
return(IntTool.ReadDouble(buf, ref offset));
case PDBType.DateTime:
long tmpTs = IntTool.DecodeZigZag64(IntTool.ReadRawVarint64(buf, ref offset));
return(new DateTime(1970, 1, 1).Add(TimeZoneInfo.Local.BaseUtcOffset).AddTicks((long)tmpTs * 10));
case PDBType.String:
int valLen = 0;
valLen = (int)IntTool.ReadRawVarint32(buf, ref offset);
obj = (object)Encoding.UTF8.GetString(buf, offset, valLen);
offset += valLen;
return(obj);
case PDBType.Blob:
valLen = (int)IntTool.ReadRawVarint32(buf, ref offset);
byte[] blobVal = new byte[valLen];
Array.Copy(buf, offset, blobVal, 0, valLen);
obj = (object)blobVal;
offset += valLen;
return(obj);
}
return(DBNull.Value);
}
private List <object> GetRecord(uint fieldCnt, byte[] buf, ref int offset)
{
int valType = 0;
List <object> objList = new List <object>();
for (uint i = 0; i < fieldCnt; i++)
{
valType = (int)IntTool.ReadRawVarint32(buf, ref offset);
object obj = GetStoreData(buf, ref offset, valType);
objList.Add(obj);
}
return(objList);
}
private object GetStoreData(byte[] buf, ref int offset, int valType)
{
object obj;
switch ((PDBType)valType)
{
case PDBType.Null:
return(DBNull.Value);
case PDBType.Bool:
return(IntTool.ReadSInt8(buf, ref offset) != 0);
case PDBType.BigInt:
return(IntTool.DecodeZigZag64(IntTool.ReadRawVarint64(buf, ref offset)));
case PDBType.Double:
return(IntTool.ReadDouble(buf, ref offset));
case PDBType.DateTime:
ulong lval = IntTool.ReadRawVarint64(buf, ref offset);
DateTime dtStart = TimeZone.CurrentTimeZone.ToLocalTime(new DateTime(1970, 1, 1));
return((object)dtStart.AddMilliseconds(lval));
case PDBType.String:
int valLen = 0;
valLen = (int)IntTool.ReadRawVarint32(buf, ref offset);
obj = (object)Encoding.UTF8.GetString(buf, offset, valLen);
offset += valLen;
return(obj);
case PDBType.Blob:
valLen = (int)IntTool.ReadRawVarint32(buf, ref offset);
byte[] blobVal = new byte[valLen];
Array.Copy(buf, offset, blobVal, 0, valLen);
obj = (object)blobVal;
offset += valLen;
return(obj);
}
return(DBNull.Value);
}