public static Encoding GetEncoding(DBVersion version, string CharSetName)
{
Encoding encoding;
try
{
CharacterSet chararcterSet = CharSetMap.GetChararcterSet(version, CharSetName);
encoding = Encoding.GetEncoding(chararcterSet.name);
}
catch (NotSupportedException)
{
encoding = Encoding.GetEncoding(0);
}
return(encoding);
}
private MySqlField GetFieldMetaData41()
{
MySqlField field = new MySqlField(this.connection);
stream.OpenPacket();
field.Encoding = encoding;
field.CatalogName = stream.ReadLenString();
field.DatabaseName = stream.ReadLenString();
field.TableName = stream.ReadLenString();
field.RealTableName = stream.ReadLenString();
field.ColumnName = stream.ReadLenString();
field.OriginalColumnName = stream.ReadLenString();
byte b = (byte)stream.ReadByte();
field.CharacterSetIndex = stream.ReadInteger(2);
field.ColumnLength = stream.ReadInteger(4);
MySqlDbType type = (MySqlDbType)stream.ReadByte();
ColumnFlags colFlags;
if ((Flags & ClientFlags.LONG_FLAG) != 0)
{
colFlags = (ColumnFlags)stream.ReadInteger(2);
}
else
{
colFlags = (ColumnFlags)stream.ReadByte();
}
field.SetTypeAndFlags(type, colFlags);
field.Scale = (byte)stream.ReadByte();
if (stream.HasMoreData)
{
int reserved = stream.ReadInteger(2); // reserved
}
if (charSets != null)
{
CharacterSet cs = CharSetMap.GetChararcterSet(this.Version, (string)charSets[field.CharacterSetIndex]);
field.MaxLength = cs.byteCount;
field.Encoding = CharSetMap.GetEncoding(this.version, (string)charSets[field.CharacterSetIndex]);
}
return(field);
}
private MySqlField GetFieldMetaData41()
{
MySqlField mySqlField = new MySqlField(base.Version);
this.reader.OpenPacket();
mySqlField.Encoding = this.encoding;
mySqlField.CatalogName = this.reader.ReadLenString();
mySqlField.DatabaseName = this.reader.ReadLenString();
mySqlField.TableName = this.reader.ReadLenString();
mySqlField.RealTableName = this.reader.ReadLenString();
mySqlField.ColumnName = this.reader.ReadLenString();
mySqlField.OriginalColumnName = this.reader.ReadLenString();
this.reader.ReadByte();
mySqlField.CharacterSetIndex = this.reader.ReadInteger(2);
mySqlField.ColumnLength = this.reader.ReadInteger(4);
MySqlDbType type = (MySqlDbType)this.reader.ReadByte();
ColumnFlags flags;
if ((this.Flags & ClientFlags.LONG_FLAG) != (ClientFlags)0)
{
flags = (ColumnFlags)this.reader.ReadInteger(2);
}
else
{
flags = (ColumnFlags)this.reader.ReadByte();
}
mySqlField.SetTypeAndFlags(type, flags);
mySqlField.Scale = (byte)this.reader.ReadByte();
if (this.charSets != null)
{
CharacterSet chararcterSet = CharSetMap.GetChararcterSet(base.Version, (string)this.charSets[mySqlField.CharacterSetIndex]);
mySqlField.MaxLength = chararcterSet.byteCount;
mySqlField.Encoding = CharSetMap.GetEncoding(this.version, (string)this.charSets[mySqlField.CharacterSetIndex]);
}
return(mySqlField);
}