internal void ReadOk(bool read) { try { if (read) { packet = stream.ReadPacket(); } byte marker = (byte)packet.ReadByte(); if (marker != 0) { throw new MySqlException("Out of sync with server", true, null); } packet.ReadFieldLength(); /* affected rows */ packet.ReadFieldLength(); /* last insert id */ if (packet.HasMoreData) { serverStatus = (ServerStatusFlags)packet.ReadInteger(2); packet.ReadInteger(2); /* warning count */ if (packet.HasMoreData) { packet.ReadLenString(); /* message */ } } } catch (MySqlException ex) { HandleException(ex); throw; } }
IMySqlValue IMySqlValue.ReadValue(MySqlPacket packet, long length, bool nullVal) { if (nullVal) return new MySqlString(type, true); string s = String.Empty; if (length == -1) s = packet.ReadLenString(); else s = packet.ReadString(length); MySqlString str = new MySqlString(type, s); return str; }
public long GetResult(ref long affectedRow, ref long insertedId) { try { packet = stream.ReadPacket(); } catch (TimeoutException) { // Do not reset serverStatus, allow to reenter, e.g when // ResultSet is closed. throw; } catch (Exception) { serverStatus = 0; throw; } var fieldCount = (long)packet.ReadFieldLength(); if (-1 == fieldCount) { string filename = packet.ReadString(); SendFileToServer(filename); return(GetResult(ref affectedRow, ref insertedId)); } else if (fieldCount == 0) { // the code to read last packet will set these server status vars // again if necessary. serverStatus &= ~(ServerStatusFlags.AnotherQuery | ServerStatusFlags.MoreResults); affectedRow = (int)packet.ReadFieldLength(); insertedId = (long)packet.ReadFieldLength(); serverStatus = (ServerStatusFlags)packet.ReadInteger(2); warnings += packet.ReadInteger(2); if (packet.HasMoreData) { packet.ReadLenString(); //TODO: server message } } return(fieldCount); }
private void GetColumnData(MySqlField field) { stream.Encoding = Encoding; packet = stream.ReadPacket(); field.Encoding = Encoding; field.CatalogName = packet.ReadLenString(); field.DatabaseName = packet.ReadLenString(); field.TableName = packet.ReadLenString(); field.RealTableName = packet.ReadLenString(); field.ColumnName = packet.ReadLenString(); field.OriginalColumnName = packet.ReadLenString(); packet.ReadByte(); field.CharacterSetIndex = packet.ReadInteger(2); field.ColumnLength = packet.ReadInteger(4); MySqlDbType type = (MySqlDbType)packet.ReadByte(); ColumnFlags colFlags; if ((connectionFlags & ClientFlags.LONG_FLAG) != 0) { colFlags = (ColumnFlags)packet.ReadInteger(2); } else { colFlags = (ColumnFlags)packet.ReadByte(); } field.Scale = (byte)packet.ReadByte(); if (packet.HasMoreData) { packet.ReadInteger(2); // reserved } if (type == MySqlDbType.Decimal || type == MySqlDbType.NewDecimal) { field.Precision = (byte)(field.ColumnLength - 2); if ((colFlags & ColumnFlags.UNSIGNED) != 0) { field.Precision++; } } field.SetTypeAndFlags(type, colFlags); }
public IMySqlValue ReadValue(MySqlPacket packet, long length, bool isNull) { if (isNull) return new MySqlJson(true); string s = String.Empty; if (length == -1) s = packet.ReadLenString(); else s = packet.ReadString(length); MySqlJson str = new MySqlJson(s); return str; }
private void GetColumnData(MySqlField field) { stream.Encoding = Encoding; packet = stream.ReadPacket(); field.Encoding = Encoding; field.CatalogName = packet.ReadLenString(); field.DatabaseName = packet.ReadLenString(); field.TableName = packet.ReadLenString(); field.RealTableName = packet.ReadLenString(); field.ColumnName = packet.ReadLenString(); field.OriginalColumnName = packet.ReadLenString(); packet.ReadByte(); field.CharacterSetIndex = packet.ReadInteger(2); field.ColumnLength = packet.ReadInteger(4); MySqlDbType type = (MySqlDbType)packet.ReadByte(); ColumnFlags colFlags; if ((connectionFlags & ClientFlags.LONG_FLAG) != 0) colFlags = (ColumnFlags)packet.ReadInteger(2); else colFlags = (ColumnFlags)packet.ReadByte(); field.Scale = (byte)packet.ReadByte(); if (packet.HasMoreData) { packet.ReadInteger(2); // reserved } if (type == MySqlDbType.Decimal || type == MySqlDbType.NewDecimal) { field.Precision = (byte)(field.ColumnLength - 2); if ((colFlags & ColumnFlags.UNSIGNED) != 0) field.Precision++; } field.SetTypeAndFlags(type, colFlags); }
public long GetResult(ref long affectedRow, ref long insertedId) { try { packet = stream.ReadPacket(); } catch (TimeoutException) { // Do not reset serverStatus, allow to reenter, e.g when // ResultSet is closed. throw; } catch (Exception) { serverStatus = 0; throw; } var fieldCount = (long)packet.ReadFieldLength(); if (-1 == fieldCount) { string filename = packet.ReadString(); SendFileToServer(filename); return GetResult(ref affectedRow, ref insertedId); } else if (fieldCount == 0) { // the code to read last packet will set these server status vars // again if necessary. serverStatus &= ~(ServerStatusFlags.AnotherQuery | ServerStatusFlags.MoreResults); affectedRow = (int)packet.ReadFieldLength(); insertedId = (long)packet.ReadFieldLength(); serverStatus = (ServerStatusFlags)packet.ReadInteger(2); warnings += packet.ReadInteger(2); if (packet.HasMoreData) { packet.ReadLenString(); //TODO: server message } } return fieldCount; }
IMySqlValue IMySqlValue.ReadValue(MySqlPacket packet, long length, bool nullVal) { if (nullVal) return new MySqlDecimal(true); string s = String.Empty; if (length == -1) s = packet.ReadLenString(); else s = packet.ReadString(length); return new MySqlDecimal(s); }
IMySqlValue IMySqlValue.ReadValue(MySqlPacket packet, long length, bool nullVal) { MySqlGuid g = new MySqlGuid(); g.isNull = true; g.OldGuids = OldGuids; if (!nullVal) { if (OldGuids) return ReadOldGuid(packet, length); string s = String.Empty; if (length == -1) s = packet.ReadLenString(); else s = packet.ReadString(length); g.mValue = new Guid(s); g.isNull = false; } return g; }