public void AddWithValue(string key, long value)
{
var data = new MyStructData();
data.myInt64 = value;
data.type = MySqlDataType.LONGLONG;
_values[key] = data;
}
public void AddWithValue(string key, short value)
{
var data = new MyStructData();
data.myInt32 = value;
data.type = MySqlDataType.SHORT;
_values[key] = data;
}
public void AddWithValue(string key, float value)
{
var data = new MyStructData();
data.myDouble = value;
data.type = MySqlDataType.FLOAT;
_values[key] = data;
}
public void AddWithValue(string key, decimal value)
{
var data = new MyStructData();
data.myString = value.ToString();
data.type = MySqlDataType.STRING;
_values[key] = data;
}
public void AddWithValue(string key, double value)
{
var data = new MyStructData();
data.myDouble = value;
data.type = MySqlDataType.DOUBLE;
_values[key] = data;
}
public void AddWithValue(string key, byte value)
{
var data = new MyStructData();
data.myString = value.ToString();
data.type = MySqlDataType.STRING;
//data.myInt32 = value;
//data.type = Types.TINY;
_values[key] = data;
}
public void AddWithValue(string key, int value)
{
//INT 4 min max
//signed -2147483648 2147483647
//unsigned 0 4294967295
//---------------------------
var data = new MyStructData();
data.myInt32 = value;
data.type = MySqlDataType.LONG;//Types.LONG = int32
_values[key] = data;
}
static void WriteValueByType(PacketWriter writer, ref MyStructData dataTemp)
{
switch (dataTemp.type)
{
case Types.VARCHAR:
case Types.VAR_STRING:
case Types.STRING:
writer.WriteLengthCodedString(dataTemp.myString);
break;
case Types.TINY:
writer.WriteUnsignedNumber(1, dataTemp.myUInt32);
break;
case Types.SHORT:
var a = dataTemp.myInt32;
writer.WriteUnsignedNumber(2, dataTemp.myUInt32);
break;
case Types.LONG:
//writer.WriteUnsignedNumber(4, (uint)dataTemp.myInt32);
writer.WriteUnsignedNumber(4, dataTemp.myUInt32);
break;
case Types.LONGLONG:
writer.WriteInt64(dataTemp.myInt64);
break;
case Types.FLOAT:
writer.WriteFloat((float)dataTemp.myDouble);
break;
case Types.DOUBLE:
writer.WriteDouble(dataTemp.myDouble);
break;
case Types.BIT:
case Types.BLOB:
case Types.MEDIUM_BLOB:
case Types.LONG_BLOB:
writer.WriteLengthCodedBuffer(dataTemp.myBuffer);
break;
default:
//TODO: review here
throw new NotSupportedException();
//writer.WriteLengthCodedNull();
}
}
public void AddWithValue(string key, string value)
{
var data = new MyStructData();
if (value != null)
{
data.myString = value;
data.type = MySqlDataType.VAR_STRING;
}
else
{
data.myString = null;
data.type = MySqlDataType.NULL;
}
_values[key] = data;
}
void WriteValueByType(PacketWriter writer, MyStructData dataTemp)
{
switch (dataTemp.type)
{
case Types.VARCHAR:
case Types.VAR_STRING:
case Types.STRING:
writer.WriteLengthCodedString(dataTemp.myString);
break;
case Types.LONG:
writer.WriteUnsignedNumber(4, (uint)dataTemp.myInt32);
break;
case Types.LONGLONG:
writer.WriteInt64(dataTemp.myInt64);
break;
case Types.FLOAT:
writer.WriteFloat((float)dataTemp.myDouble);
break;
case Types.DOUBLE:
writer.WriteDouble(dataTemp.myDouble);
break;
case Types.BIT:
case Types.BLOB:
case Types.MEDIUM_BLOB:
case Types.LONG_BLOB:
writer.WriteLengthCodedBuffer(dataTemp.myBuffer);
break;
default:
writer.WriteLengthCodedNull();
break;
}
}
public void AddWithValue(string key, char value)
{
//1 unicode char => 2 bytes store
var data = new MyStructData();
data.myUInt32 = value;
data.type = MySqlDataType.LONGLONG;
_values[key] = data;
}
MyStructData ReadCurrentRowTextProtocol(MySqlFieldDefinition f)
{
BufferReader r = this.bufferReader;
MyStructData data = new MyStructData();
MySqlDataType type = (MySqlDataType)f.FieldType;
string numberString = null;
switch (type)
{
case MySqlDataType.TIMESTAMP:
case MySqlDataType.DATE:
case MySqlDataType.DATETIME:
case MySqlDataType.NEWDATE:
{
QueryParsingConfig qparsingConfig = _queryParsingConf;
tmpStringBuilder.Length = 0;//clear
data.myString = r.ReadLengthCodedString(this.StringConverter);
data.type = type;
if (data.myString == null)
{
data.type = MySqlDataType.NULL;
return data;
}
if (qparsingConfig.DateStrings)
{
return data;
}
//-------------------------------------------------------------
// var originalString = dateString;
// if (field.type === Types.DATE) {
// dateString += ' 00:00:00';
// }
tmpStringBuilder.Append(data.myString);
//string originalString = dateString;
if (type == MySqlDataType.DATE)
{
tmpStringBuilder.Append(" 00:00:00");
}
// if (timeZone !== 'local') {
// dateString += ' ' + timeZone;
// }
if (!qparsingConfig.UseLocalTimeZone)
{
tmpStringBuilder.Append(' ' + qparsingConfig.TimeZone);
}
//var dt;
// dt = new Date(dateString);
// if (isNaN(dt.getTime())) {
// return originalString;
// }
data.myDateTime = DateTime.Parse(tmpStringBuilder.ToString(),
System.Globalization.CultureInfo.InvariantCulture);
data.type = type;
tmpStringBuilder.Length = 0;//clear
}
return data;
case MySqlDataType.TINY:
case MySqlDataType.SHORT:
case MySqlDataType.LONG:
case MySqlDataType.INT24:
case MySqlDataType.YEAR:
//TODO: review here,
data.myString = numberString = r.ReadLengthCodedString(this.StringConverter);
if (numberString == null ||
(f.IsZeroFill && numberString[0] == '0') ||
numberString.Length == 0)
{
data.type = MySqlDataType.NULL;
}
else
{
data.myInt32 = Convert.ToInt32(numberString);
data.type = type;
}
return data;
case MySqlDataType.FLOAT:
case MySqlDataType.DOUBLE:
data.myString = numberString = r.ReadLengthCodedString(this.StringConverter);
if (numberString == null || (f.IsZeroFill && numberString[0] == '0'))
{
data.type = MySqlDataType.NULL;
}
else
{
data.myDouble = Convert.ToDouble(numberString);
data.type = type;
}
return data;
// return (numberString === null || (field.zeroFill && numberString[0] == "0"))
// ? numberString : Number(numberString);
case MySqlDataType.NEWDECIMAL:
case MySqlDataType.LONGLONG:
// numberString = parser.parseLengthCodedString();
// return (numberString === null || (field.zeroFill && numberString[0] == "0"))
// ? numberString
// : ((supportBigNumbers && (bigNumberStrings || (Number(numberString) > IEEE_754_BINARY_64_PRECISION)))
// ? numberString
// : Number(numberString));
QueryParsingConfig config = _queryParsingConf;
data.myString = numberString = r.ReadLengthCodedString(this.StringConverter);
if (numberString == null || (f.IsZeroFill && numberString[0] == '0'))
{
data.type = MySqlDataType.NULL;
}
else if (config.SupportBigNumbers &&
(config.BigNumberStrings || (Convert.ToInt64(numberString) > Packet.IEEE_754_BINARY_64_PRECISION)))
{
//store as string ?
//TODO: review here again
data.myString = numberString;
data.type = type;
throw new NotSupportedException();
}
else if (type == MySqlDataType.LONGLONG)
{
data.myInt64 = Convert.ToInt64(numberString);
data.type = type;
}
else//decimal
{
data.myDecimal = Convert.ToDecimal(numberString);
data.type = type;
}
return data;
case MySqlDataType.BIT:
data.myBuffer = r.ReadLengthCodedBuffer();
data.type = type;
return data;
// return parser.parseLengthCodedBuffer();
case MySqlDataType.STRING:
case MySqlDataType.VAR_STRING:
case MySqlDataType.TINY_BLOB:
case MySqlDataType.MEDIUM_BLOB:
case MySqlDataType.LONG_BLOB:
case MySqlDataType.BLOB:
if (f.MarkedAsBinary)
{
data.myBuffer = r.ReadLengthCodedBuffer();
data.type = (data.myBuffer != null) ? type : MySqlDataType.NULL;
}
else
{
data.myString = r.ReadLengthCodedString(this.StringConverter);
data.type = (data.myString != null) ? type : MySqlDataType.NULL;
}
return data;
// return (field.charsetNr === Charsets.BINARY)
// ? parser.parseLengthCodedBuffer()
// : parser.parseLengthCodedString();
case MySqlDataType.GEOMETRY:
//TODO: unfinished
data.type = MySqlDataType.GEOMETRY;
return data;
default:
data.myString = r.ReadLengthCodedString(this.StringConverter);
data.type = type;
return data;
}
}
void ParseValues(PacketParser parser, FieldPacket fieldInfo, ref MyStructData myData)
{
Types fieldType = (Types)fieldInfo.type;
switch (fieldType)
{
case Types.TIMESTAMP: //
case Types.DATE: //
case Types.DATETIME: //
case Types.NEWDATE: //
myData.myDateTime = parser.ParseLengthCodedDateTime();
myData.type = fieldType;
break;
case Types.TINY: //length = 1;
myData.myInt32 = parser.ParseUnsigned1();
myData.type = fieldType;
break;
case Types.SHORT: //length = 2;
case Types.YEAR: //length = 2;
myData.myInt32 = (int)parser.ParseUnsigned2();
myData.type = fieldType;
break;
case Types.INT24:
case Types.LONG: //length = 4;
myData.myInt32 = (int)parser.ParseUnsigned4();
myData.type = fieldType;
break;
case Types.FLOAT:
myData.myDouble = parser.ParseFloat();
myData.type = fieldType;
break;
case Types.DOUBLE:
myData.myDouble = parser.ParseDouble();
myData.type = fieldType;
break;
case Types.NEWDECIMAL:
myData.myDecimal = parser.ParseDecimal();
myData.type = fieldType;
break;
case Types.LONGLONG:
myData.myInt64 = parser.ParseInt64();
myData.type = fieldType;
break;
case Types.STRING:
case Types.VARCHAR:
case Types.VAR_STRING:
myData.myString = parser.ParseLengthCodedString();
myData.type = fieldType;
break;
case Types.TINY_BLOB:
case Types.MEDIUM_BLOB:
case Types.LONG_BLOB:
case Types.BLOB:
case Types.BIT:
myData.myBuffer = parser.ParseLengthCodedBuffer();
myData.type = fieldType;
break;
case Types.GEOMETRY:
default:
myData.myBuffer = parser.ParseLengthCodedBuffer();
myData.type = Types.NULL;
break;
}
}
public ComStmtSendLongData(uint statement_id, int param_id, MyStructData data)
{
_statement_id = statement_id;
_param_id = param_id;
_data = data;
}
MyStructData ReadCurrentRowBinaryProtocol(MySqlFieldDefinition f)
{
MySqlDataType fieldType = (MySqlDataType)f.FieldType;
MyStructData myData = new MyStructData();
BufferReader r = this.bufferReader;
switch (fieldType)
{
case MySqlDataType.TIMESTAMP://
case MySqlDataType.DATE://
case MySqlDataType.DATETIME://
case MySqlDataType.NEWDATE://
r.ReadLengthCodedDateTime(out myData.myDateTime);
myData.type = fieldType;
return myData;
case MySqlDataType.TINY://length = 1;
myData.myInt32 = r.U1();
myData.type = fieldType;
return myData;
case MySqlDataType.SHORT://length = 2;
case MySqlDataType.YEAR://length = 2;
myData.myInt32 = (int)r.U2();
myData.type = fieldType;
return myData;
case MySqlDataType.INT24:
case MySqlDataType.LONG://length = 4;
myData.myInt32 = (int)r.U4();
myData.type = fieldType;
return myData;
case MySqlDataType.FLOAT:
myData.myDouble = r.ReadFloat();
myData.type = fieldType;
return myData;
case MySqlDataType.DOUBLE:
myData.myDouble = r.ReadDouble();
myData.type = fieldType;
return myData;
case MySqlDataType.NEWDECIMAL:
myData.myDecimal = r.ReadDecimal();
myData.type = fieldType;
return myData;
case MySqlDataType.LONGLONG:
myData.myInt64 = r.ReadInt64();
myData.type = fieldType;
return myData;
case MySqlDataType.STRING:
case MySqlDataType.VARCHAR:
case MySqlDataType.VAR_STRING:
myData.myString = r.ReadLengthCodedString(this.StringConverter);
myData.type = fieldType;
return myData;
case MySqlDataType.TINY_BLOB:
case MySqlDataType.MEDIUM_BLOB:
case MySqlDataType.LONG_BLOB:
case MySqlDataType.BLOB:
case MySqlDataType.BIT:
myData.myBuffer = r.ReadLengthCodedBuffer();
myData.type = fieldType;
return myData;
case MySqlDataType.GEOMETRY:
throw new NotSupportedException();
default:
myData.myBuffer = r.ReadLengthCodedBuffer();
myData.type = MySqlDataType.NULL;
return myData;
}
}
/// <summary>
/// read a data cell with type cast
/// </summary>
/// <param name="parser"></param>
/// <param name="fieldPacket"></param>
/// <param name="data"></param>
void ReadCellWithTypeCast(PacketParser parser, FieldPacket fieldPacket, ref MyStructData data)
{
string numberString;
Types type = (Types)fieldPacket.type;
switch (type)
{
case Types.TIMESTAMP:
case Types.DATE:
case Types.DATETIME:
case Types.NEWDATE:
_stbuilder.Length = 0; //clear
string dateString = parser.ParseLengthCodedString();
data.myString = dateString;
if (_config.dateStrings)
{
//return new FieldData<string>(type, dateString);
//data.myString = dateString;
data.type = type;
return;
}
if (dateString == null)
{
data.type = Types.NULL;
return;
}
// var originalString = dateString;
// if (field.type === Types.DATE) {
// dateString += ' 00:00:00';
// }
_stbuilder.Append(dateString);
//string originalString = dateString;
if (fieldPacket.type == (int)Types.DATE)
{
_stbuilder.Append(" 00:00:00");
}
// if (timeZone !== 'local') {
// dateString += ' ' + timeZone;
// }
if (!_isLocalTimeZone)
{
_stbuilder.Append(' ' + _config.timezone);
}
//var dt;
// dt = new Date(dateString);
// if (isNaN(dt.getTime())) {
// return originalString;
// }
data.myDateTime = DateTime.Parse(_stbuilder.ToString());
data.type = type;
return;
case Types.TINY:
case Types.SHORT:
case Types.LONG:
case Types.INT24:
case Types.YEAR:
//TODO: review here,
data.myString = numberString = parser.ParseLengthCodedString();
if (numberString == null || (fieldPacket.zeroFill && numberString[0] == '0') || numberString.Length == 0)
{
data.type = Types.NULL;
}
else
{
data.myInt32 = Convert.ToInt32(numberString);
data.type = type;
}
return;
case Types.FLOAT:
case Types.DOUBLE:
data.myString = numberString = parser.ParseLengthCodedString();
if (numberString == null || (fieldPacket.zeroFill && numberString[0] == '0'))
{
data.myString = numberString;
data.type = Types.NULL;
}
else
{
data.myDouble = Convert.ToDouble(numberString);
data.type = type;
}
return;
// return (numberString === null || (field.zeroFill && numberString[0] == "0"))
// ? numberString : Number(numberString);
case Types.NEWDECIMAL:
case Types.LONGLONG:
// numberString = parser.parseLengthCodedString();
// return (numberString === null || (field.zeroFill && numberString[0] == "0"))
// ? numberString
// : ((supportBigNumbers && (bigNumberStrings || (Number(numberString) > IEEE_754_BINARY_64_PRECISION)))
// ? numberString
// : Number(numberString));
data.myString = numberString = parser.ParseLengthCodedString();
if (numberString == null || (fieldPacket.zeroFill && numberString[0] == '0'))
{
data.myString = numberString;
data.type = Types.NULL;
}
else if (_config.supportBigNumbers && (_config.bigNumberStrings || (Convert.ToInt64(numberString) > IEEE_754_BINARY_64_PRECISION)))
{
//store as string ?
//TODO: review here again
data.myString = numberString;
data.type = type;
throw new NotSupportedException();
}
else if (type == Types.LONGLONG)
{
data.myInt64 = Convert.ToInt64(numberString);
data.type = type;
}
else //decimal
{
data.myDecimal = Convert.ToDecimal(numberString);
data.type = type;
}
return;
case Types.BIT:
data.myBuffer = parser.ParseLengthCodedBuffer();
data.type = type;
return;
// return parser.parseLengthCodedBuffer();
case Types.STRING:
case Types.VAR_STRING:
case Types.TINY_BLOB:
case Types.MEDIUM_BLOB:
case Types.LONG_BLOB:
case Types.BLOB:
if (fieldPacket.charsetNr == (int)CharSets.BINARY)
{
data.myBuffer = parser.ParseLengthCodedBuffer(); //CodedBuffer
data.type = type;
}
else
{
data.myString = parser.ParseLengthCodedString(); //codeString
data.type = type;
}
return;
// return (field.charsetNr === Charsets.BINARY)
// ? parser.parseLengthCodedBuffer()
// : parser.parseLengthCodedString();
case Types.GEOMETRY:
//TODO: unfinished
data.type = Types.GEOMETRY;
return;
default:
data.myString = parser.ParseLengthCodedString();
data.type = type;
return;
}
}
public ComStmtSendLongDataPacket(PacketHeader header, uint statement_id, int param_id, MyStructData data)
: base(header)
{
_statement_id = statement_id;
_param_id = param_id;
_data = data;
}
//----------------------------
static bool WriteValueByType(MySqlStreamWriter writer,
ref MyStructData dataTemp,
ref TempSingleValueHolder singleValueHolder)
{
int availableContentSpace = Packet.MAX_PACKET_LENGTH - (int)writer.OnlyPacketContentLength;
if (singleValueHolder.round == 0)
{
//---------------------------
//this is first round ***
//---------------------------
switch (dataTemp.type)
{
case MySqlDataType.NULL:
//we not write null data
return true;
case MySqlDataType.BIT:
case MySqlDataType.BLOB:
case MySqlDataType.MEDIUM_BLOB:
case MySqlDataType.LONG_BLOB:
//writer.WriteLengthCodedBuffer(dataTemp.myBuffer);
//this is first round
singleValueHolder.isBufferOrString = true;
singleValueHolder.bufferContent = dataTemp.myBuffer;
singleValueHolder.contentLen = singleValueHolder.bufferContent.Length;
//generate output
singleValueHolder.encodedLengthLen = writer.GenerateEncodeLengthNumber(singleValueHolder.contentLen, singleValueHolder.headerLenBuffer);
if (availableContentSpace > singleValueHolder.TotalLength)
{
//write in first round
writer.WriteLengthCodedBuffer(singleValueHolder.bufferContent);
return true;
}
//go below
break;
case MySqlDataType.VARCHAR:
case MySqlDataType.VAR_STRING:
case MySqlDataType.STRING:
{
//this is first round
singleValueHolder.isBufferOrString = true;
singleValueHolder.bufferContent = Encoding.UTF8.GetBytes(dataTemp.myString);
singleValueHolder.contentLen = singleValueHolder.bufferContent.Length;
//generate output
singleValueHolder.encodedLengthLen = writer.GenerateEncodeLengthNumber(singleValueHolder.contentLen, singleValueHolder.headerLenBuffer);
if (availableContentSpace > singleValueHolder.TotalLength)
{
//write in first round
writer.WriteLengthCodedBuffer(singleValueHolder.bufferContent);
return true;
}
//go below
}
break;
case MySqlDataType.TINY:
//if we can write in 1st round
if (availableContentSpace > 1)
{
writer.WriteUnsignedNumber(1, dataTemp.myUInt32);
return true;
}
else
{
//go below
MySqlStreamWriter.WriteUnsignedNumber(1, dataTemp.myUInt32, singleValueHolder.generalContent);
}
break;
case MySqlDataType.SHORT:
if (availableContentSpace > 2)
{
writer.WriteUnsignedNumber(2, dataTemp.myUInt32);
return true;
}
else
{
MySqlStreamWriter.WriteUnsignedNumber(2, dataTemp.myUInt32, singleValueHolder.generalContent);
}
break;
case MySqlDataType.LONG:
if (availableContentSpace > 4)
{
writer.WriteUnsignedNumber(4, dataTemp.myUInt32);
return true;
}
else
{
MySqlStreamWriter.WriteUnsignedNumber(4, dataTemp.myUInt32, singleValueHolder.generalContent);
//go below
}
break;
case MySqlDataType.LONGLONG:
if (availableContentSpace > 8)
{
writer.WriteInt64(dataTemp.myInt64);
return true;
}
else
{
//go below
MySqlStreamWriter.Write(dataTemp.myInt64, singleValueHolder.generalContent);
}
break;
case MySqlDataType.FLOAT:
if (availableContentSpace > 4)
{
writer.WriteFloat((float)dataTemp.myDouble);
return true;
}
else
{
//go below
MySqlStreamWriter.Write((float)dataTemp.myDouble, singleValueHolder.generalContent);
}
break;
case MySqlDataType.DOUBLE:
if (availableContentSpace > 8)
{
writer.WriteDouble(dataTemp.myDouble);
return true;
}
else
{
//go below
MySqlStreamWriter.Write(dataTemp.myDouble, singleValueHolder.generalContent);
}
break;
default:
//TODO: review here
throw new NotSupportedException();
//writer.WriteLengthCodedNull();
}
}
//----------------------------------------------------------------------------------------------------------
if (singleValueHolder.isBufferOrString)
{
//write encoded len & data
//check if we write complete header or not
if (singleValueHolder.encodedLengthBufferWriteIndex < singleValueHolder.encodedLengthLen)
{
//can we write complete encoded length header here?
int remaining = singleValueHolder.encodedLengthLen - singleValueHolder.encodedLengthBufferWriteIndex;
if (availableContentSpace > remaining)
{
for (int i = 0; i < remaining; ++i)
{
writer.WriteByte(singleValueHolder.headerLenBuffer[singleValueHolder.encodedLengthBufferWriteIndex]);
singleValueHolder.encodedLengthBufferWriteIndex++;
}
availableContentSpace -= remaining;
}
else if (availableContentSpace == remaining)
{
//TODO: review here
throw new NotSupportedException();
//we can write only header ***
for (int i = 0; i < remaining; ++i)
{
writer.WriteByte(singleValueHolder.headerLenBuffer[singleValueHolder.encodedLengthBufferWriteIndex]);
singleValueHolder.encodedLengthBufferWriteIndex++;
}
availableContentSpace -= remaining;
}
else
{
//can't complete encoded length here in this step
for (int i = 0; i < availableContentSpace; ++i)
{
writer.WriteByte(singleValueHolder.headerLenBuffer[singleValueHolder.encodedLengthBufferWriteIndex]);
singleValueHolder.encodedLengthBufferWriteIndex++;
}
return false;
}
}
//---------------
//write the body
int remainBodyLen = singleValueHolder.contentLen - singleValueHolder.contentStart;
if (availableContentSpace > remainBodyLen)
{
//write buffer
//we use bufferContent ****
writer.WriteBuffer(singleValueHolder.bufferContent, singleValueHolder.contentStart, remainBodyLen);
singleValueHolder.contentStart += remainBodyLen;
return true;
}
else if (availableContentSpace == remainBodyLen)
{
//TODO: review here
throw new NotSupportedException();
//this needs last packet with 0 byte content size ***
writer.WriteBuffer(singleValueHolder.generalContent, singleValueHolder.contentStart, remainBodyLen);
singleValueHolder.contentStart += remainBodyLen;
return false;
}
else
{
//write buffer
//we use bufferContent ****
writer.WriteBuffer(singleValueHolder.bufferContent, singleValueHolder.contentStart, availableContentSpace);
singleValueHolder.contentStart += availableContentSpace;
return false;
}
}
else
{
//---------------
//write the body
int remainBodyLen = singleValueHolder.contentLen - singleValueHolder.contentStart;
if (availableContentSpace > remainBodyLen)
{
//write buffer
//we use generalContent ****
writer.WriteBuffer(singleValueHolder.generalContent, singleValueHolder.contentStart, remainBodyLen);
singleValueHolder.contentStart += remainBodyLen;
return true;
}
else if (availableContentSpace == remainBodyLen)
{
//TODO: review here
throw new NotSupportedException();
//this needs last packet with 0 byte content size ***
writer.WriteBuffer(singleValueHolder.generalContent, singleValueHolder.contentStart, remainBodyLen);
singleValueHolder.contentStart += remainBodyLen;
return false;
}
else
{
//write buffer
//we use generalContent ****
writer.WriteBuffer(singleValueHolder.generalContent, singleValueHolder.contentStart, availableContentSpace);
singleValueHolder.contentStart += availableContentSpace;
return false;
}
}
}
static void FormatAndAppendData(StringBuilder stbuilder, ref MyStructData data)
{
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
//TODO: review here , data range
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
switch (data.type)
{
case MySqlDataType.BLOB:
case MySqlDataType.LONG_BLOB:
case MySqlDataType.MEDIUM_BLOB:
case MySqlDataType.TINY_BLOB:
MySqlStringToHexUtils.ConvertByteArrayToHexWithMySqlPrefix(data.myBuffer, stbuilder);
break;
case MySqlDataType.DATE:
case MySqlDataType.NEWDATE:
stbuilder.Append('\'');
stbuilder.Append(data.myDateTime.ToString("yyyy-MM-dd"));
stbuilder.Append('\'');
break;
case MySqlDataType.DATETIME:
stbuilder.Append('\'');
stbuilder.Append(data.myDateTime.ToString("yyyy-MM-dd hh:mm:ss"));
stbuilder.Append('\'');
break;
case MySqlDataType.TIMESTAMP:
case MySqlDataType.TIME:
//TODO: review here
stbuilder.Append('\'');
stbuilder.Append(data.myDateTime.ToString("hh:mm:ss"));
stbuilder.Append('\'');
break;
case MySqlDataType.STRING:
case MySqlDataType.VARCHAR:
case MySqlDataType.VAR_STRING:
stbuilder.Append('\'');
//TODO: check /escape string here ****
stbuilder.Append(data.myString);
stbuilder.Append('\'');
break;
case MySqlDataType.BIT:
stbuilder.Append(Encoding.ASCII.GetString(new byte[] { (byte)data.myInt32 }));
break;
case MySqlDataType.DOUBLE:
stbuilder.Append(data.myDouble.ToString());
break;
case MySqlDataType.FLOAT:
stbuilder.Append(((float)data.myDouble).ToString());
break;
case MySqlDataType.TINY:
case MySqlDataType.SHORT:
case MySqlDataType.LONG:
case MySqlDataType.INT24:
case MySqlDataType.YEAR:
stbuilder.Append(data.myInt32.ToString());
break;
case MySqlDataType.LONGLONG:
stbuilder.Append(data.myInt64.ToString());
break;
case MySqlDataType.DECIMAL:
stbuilder.Append(data.myDecimal.ToString());
break;
default:
stbuilder.Append(data.myUInt64.ToString());
break;
}
}
public void AddWithValue(string key, DateTime value)
{
var data = new MyStructData();
data.myDateTime = value;
data.type = MySqlDataType.DATETIME;
_values[key] = data;
}
public void AddWithValue(string key, sbyte value)
{
//tiny int signed (-128 to 127)
var data = new MyStructData();
data.myInt32 = value;
data.type = MySqlDataType.TINY;
_values[key] = data;
}
public void AddWithValue(string key, byte[] value)
{
var data = new MyStructData();
if (value != null)
{
data.myBuffer = value;
data.type = MySqlDataType.LONG_BLOB;
}
else
{
data.myBuffer = null;
data.type = MySqlDataType.NULL;
}
_values[key] = data;
}
public void AddWithValue(string key, ushort value)
{
//INT 2 min max
//signed -32768 32767
//unsigned 0 65535
//---------------------------
var data = new MyStructData();
data.myString = value.ToString();
data.type = MySqlDataType.STRING;
//data.myUInt32 = value;
//data.type = Types.SHORT;
_values[key] = data;
}
public ComExecPrepareStmtPacket(PacketHeader header, uint statementId, MyStructData[] filledValues)
: base(header)
{
_statementId = statementId;
_prepareValues = filledValues;
}
public void AddWithValue(string key, ulong value)
{
var data = new MyStructData();
data.myString = value.ToString();
data.type = MySqlDataType.STRING;
//data.myUInt64 = value;
//data.type = Types.LONGLONG;
_values[key] = data;
}
public static void Write(MySqlStreamWriter writer, uint stmtId, MyStructData[] _prepareValues)
{
//for those who don't want to alloc an new packet
//just write it into a stream
writer.ReserveHeader();
writer.WriteByte((byte)Command.STMT_EXECUTE);
writer.WriteUnsignedNumber(4, stmtId);
writer.WriteByte((byte)CursorFlags.CURSOR_TYPE_NO_CURSOR);
writer.WriteUnsignedNumber(4, 1);//iteration-count, always 1
//write NULL-bitmap, length: (num-params+7)/8
MyStructData[] fillValues = _prepareValues;
int paramNum = _prepareValues.Length;
if (paramNum > 0)
{
uint bitmap = 0;
uint bitValue = 1;
for (int i = 0; i < paramNum; i++)
{
MySqlDataType dataType = _prepareValues[i].type;
if (dataType == MySqlDataType.NULL)
{
bitmap += bitValue;
}
bitValue <<= 1; //shift to left 1 bit
if (bitValue == 256)
{
//end of 8 bits
//just store data
writer.WriteUnsigned1(bitmap);
bitmap = 0;
bitValue = 1;
}
}
if (bitValue != 1)
{
writer.WriteUnsigned1(bitmap);
}
}
//new-params-bound - flag
writer.WriteByte(1);
//-------------------------------------------------------
//data types
for (int i = 0; i < paramNum; i++)
{
writer.WriteUnsignedNumber(2, (byte)_prepareValues[i].type);
}
//--------------------------------------
//actual data
//--------------------------------------
//stream of data may large than 1 packet
var tempSingleValueHolder = new TempSingleValueHolder();
tempSingleValueHolder.headerLenBuffer = new byte[9];
tempSingleValueHolder.generalContent = new byte[16];
for (int i = 0; i < paramNum; i++)
{
bool isComplete = WriteValueByType(writer, ref _prepareValues[i], ref tempSingleValueHolder);
var header = new PacketHeader(writer.OnlyPacketContentLength, writer.IncrementPacketNumber());
writer.WriteHeader(header);
//--------------------------------------------------------------------------------------------------
while (!isComplete)
{
//write until complete
tempSingleValueHolder.round++;
writer.ReserveHeader();
isComplete = WriteValueByType(writer, ref _prepareValues[i], ref tempSingleValueHolder);
header = new PacketHeader(writer.OnlyPacketContentLength, writer.IncrementPacketNumber());
writer.WriteHeader(header);
}
//reset
tempSingleValueHolder.Reset();
}
//--------------------------------------
}
internal bool TryGetData(string key, out MyStructData data)
{
return _values.TryGetValue(key, out data);
}
void WriteValueByType(MySqlStreamWriter writer, MyStructData dataTemp)
{
switch (dataTemp.type)
{
case MySqlDataType.VARCHAR:
case MySqlDataType.VAR_STRING:
case MySqlDataType.STRING:
writer.WriteLengthCodedString(dataTemp.myString);
break;
case MySqlDataType.LONG:
writer.WriteUnsignedNumber(4, (uint)dataTemp.myInt32);
break;
case MySqlDataType.LONGLONG:
writer.WriteInt64(dataTemp.myInt64);
break;
case MySqlDataType.FLOAT:
writer.WriteFloat((float)dataTemp.myDouble);
break;
case MySqlDataType.DOUBLE:
writer.WriteDouble(dataTemp.myDouble);
break;
case MySqlDataType.BIT:
case MySqlDataType.BLOB:
case MySqlDataType.MEDIUM_BLOB:
case MySqlDataType.LONG_BLOB:
writer.WriteLengthCodedBuffer(dataTemp.myBuffer);
break;
default:
writer.WriteLengthCodedNull();
break;
}
}
static void FormatAndAppendData(StringBuilder stbuilder, ref MyStructData data)
{
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
//TODO: review here , data range
//!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
switch (data.type)
{
case Types.BLOB:
case Types.LONG_BLOB:
case Types.MEDIUM_BLOB:
case Types.TINY_BLOB:
MySqlStringToHexUtils.ConvertByteArrayToHexWithMySqlPrefix(data.myBuffer, stbuilder);
break;
case Types.DATE:
case Types.NEWDATE:
stbuilder.Append('\'');
stbuilder.Append(data.myDateTime.ToString("yyyy-MM-dd"));
stbuilder.Append('\'');
break;
case Types.DATETIME:
stbuilder.Append('\'');
stbuilder.Append(data.myDateTime.ToString("yyyy-MM-dd hh:mm:ss"));
stbuilder.Append('\'');
break;
case Types.TIMESTAMP:
case Types.TIME:
//TODO: review here
stbuilder.Append('\'');
stbuilder.Append(data.myDateTime.ToString("hh:mm:ss"));
stbuilder.Append('\'');
break;
case Types.STRING:
case Types.VARCHAR:
case Types.VAR_STRING:
stbuilder.Append('\'');
//TODO: check /escape string here ****
stbuilder.Append(data.myString);
stbuilder.Append('\'');
break;
case Types.BIT:
stbuilder.Append(Encoding.ASCII.GetString(new byte[] { (byte)data.myInt32 }));
break;
case Types.DOUBLE:
stbuilder.Append(data.myDouble.ToString());
break;
case Types.FLOAT:
stbuilder.Append(((float)data.myDouble).ToString());
break;
case Types.TINY:
case Types.SHORT:
case Types.LONG:
case Types.INT24:
case Types.YEAR:
stbuilder.Append(data.myInt32.ToString());
break;
case Types.LONGLONG:
stbuilder.Append(data.myInt64.ToString());
break;
case Types.DECIMAL:
stbuilder.Append(data.myDecimal.ToString());
break;
default:
stbuilder.Append(data.myUInt64.ToString());
break;
}
}
