private void EscapeByteArray(byte[] bytes, int length, MySqlStream stream)
{
for (int i = 0; i < length; i++)
{
byte num2 = bytes[i];
switch (num2)
{
case 0:
stream.WriteByte(0x5c);
stream.WriteByte(0x30);
break;
case 0x5c:
case 0x27:
case 0x22:
stream.WriteByte(0x5c);
stream.WriteByte(num2);
break;
default:
stream.WriteByte(num2);
break;
}
}
}
void IMySqlValue.WriteValue(MySqlStream stream, bool binary, object val, int length)
{
if (!(val is TimeSpan))
{
throw new MySqlException("Only TimeSpan objects can be serialized by MySqlTimeSpan");
}
TimeSpan ts = (TimeSpan)val;
bool negative = ts.TotalMilliseconds < 0;
ts = ts.Duration();
if (binary)
{
stream.WriteByte(8);
stream.WriteByte((byte)(negative ? 1 : 0));
stream.WriteInteger(ts.Days, 4);
stream.WriteByte((byte)ts.Hours);
stream.WriteByte((byte)ts.Minutes);
stream.WriteByte((byte)ts.Seconds);
}
else
{
String s = String.Format("'{0}{1} {2:00}:{3:00}:{4:00}.{5}'",
negative ? "-" : "", ts.Days, ts.Hours, ts.Minutes, ts.Seconds, ts.Milliseconds);
stream.WriteStringNoNull(s);
}
}
private void EscapeByteArray(byte[] bytes, int length, MySqlStream stream)
{
// System.IO.MemoryStream ms = (System.IO.MemoryStream)stream.Stream;
// ms.Capacity += (length * 2);
for (int x = 0; x < length; x++)
{
byte b = bytes[x];
if (b == '\0')
{
stream.WriteByte((byte)'\\');
stream.WriteByte((byte)'0');
}
else if (b == '\\' || b == '\'' || b == '\"')
{
stream.WriteByte((byte)'\\');
stream.WriteByte(b);
}
else
{
stream.WriteByte(b);
}
}
}
void IMySqlValue.WriteValue(MySqlStream stream, bool binary, object val, int length)
{
if (!(val is TimeSpan))
{
throw new MySqlException("Only TimeSpan objects can be serialized by MySqlTimeSpan");
}
TimeSpan span = (TimeSpan)val;
bool flag = span.TotalMilliseconds < 0.0;
span = span.Duration();
if (binary)
{
stream.WriteByte(8);
stream.WriteByte(flag ? ((byte)1) : ((byte)0));
stream.WriteInteger((long)span.Days, 4);
stream.WriteByte((byte)span.Hours);
stream.WriteByte((byte)span.Minutes);
stream.WriteByte((byte)span.Seconds);
}
else
{
string v = string.Format("'{0}{1} {2:00}:{3:00}:{4:00}.{5}'", new object[] { flag ? "-" : "", span.Days, span.Hours, span.Minutes, span.Seconds, span.Milliseconds });
stream.WriteStringNoNull(v);
}
}
void IMySqlValue.WriteValue(MySqlStream stream, bool binary, object value, int length)
{
MySqlDateTime dtValue;
if (value is DateTime)
{
dtValue = new MySqlDateTime(type, (DateTime)value);
}
else if (value is string)
{
dtValue = new MySqlDateTime(type, DateTime.Parse((string)value,
System.Globalization.CultureInfo.CurrentCulture));
}
else if (value is MySqlDateTime)
{
dtValue = (MySqlDateTime)value;
}
else
{
throw new MySqlException("Unable to serialize date/time value.");
}
if (!binary)
{
SerializeText(stream, dtValue);
return;
}
if (type == MySqlDbType.Timestamp)
{
stream.WriteByte(11);
}
else
{
stream.WriteByte(7);
}
stream.WriteInteger(dtValue.Year, 2);
stream.WriteByte((byte)dtValue.Month);
stream.WriteByte((byte)dtValue.Day);
if (type == MySqlDbType.Date)
{
stream.WriteByte(0);
stream.WriteByte(0);
stream.WriteByte(0);
}
else
{
stream.WriteByte((byte)dtValue.Hour);
stream.WriteByte((byte)dtValue.Minute);
stream.WriteByte((byte)dtValue.Second);
}
if (type == MySqlDbType.Timestamp)
{
stream.WriteInteger(dtValue.Millisecond, 4);
}
}
void IMySqlValue.WriteValue(MySqlStream stream, bool binary, object val, int length)
{
byte[] buffToWrite = null;
if (val is System.Byte[])
{
buffToWrite = (byte[])val;
}
else if (val is Char[])
{
buffToWrite = stream.Encoding.GetBytes(val as char[]);
}
else
{
string s = val.ToString();
if (length == 0)
{
length = s.Length;
}
else
{
s = s.Substring(0, length);
}
buffToWrite = stream.Encoding.GetBytes(s);
}
// we assume zero length means write all of the value
if (length == 0)
{
length = buffToWrite.Length;
}
if (buffToWrite == null)
{
throw new MySqlException("Only byte arrays and strings can be serialized by MySqlBinary");
}
if (binary)
{
stream.WriteLength(length);
stream.Write(buffToWrite, 0, length);
}
else
{
if (stream.Version.isAtLeast(4, 1, 0))
{
stream.WriteStringNoNull("_binary ");
}
stream.WriteByte((byte)'\'');
EscapeByteArray(buffToWrite, length, stream);
stream.WriteByte((byte)'\'');
}
}
void IMySqlValue.WriteValue(MySqlStream stream, bool binary, object val, int length)
{
byte[] bytes = null;
if (val is byte[])
{
bytes = (byte[])val;
}
else if (val is char[])
{
bytes = stream.Encoding.GetBytes(val as char[]);
}
else
{
string s = val.ToString();
if (length == 0)
{
length = s.Length;
}
else
{
s = s.Substring(0, length);
}
bytes = stream.Encoding.GetBytes(s);
}
if (length == 0)
{
length = bytes.Length;
}
if (bytes == null)
{
throw new MySqlException("Only byte arrays and strings can be serialized by MySqlBinary");
}
if (binary)
{
stream.WriteLength((long)length);
stream.Write(bytes, 0, length);
}
else
{
if (stream.Version.isAtLeast(4, 1, 0))
{
stream.WriteStringNoNull("_binary ");
}
stream.WriteByte(0x27);
this.EscapeByteArray(bytes, length, stream);
stream.WriteByte(0x27);
}
}
void IMySqlValue.WriteValue(MySqlStream stream, bool binary, object val, int length)
{
sbyte num = ((IConvertible)val).ToSByte(null);
if (binary)
{
stream.WriteByte((byte)num);
}
else
{
stream.WriteStringNoNull(num.ToString());
}
}
