/// <summary>
/// Adds a date to the internal object table.
/// </summary>
/// <param name="value">The value to add.</param>
/// <returns>The index of the added value.</returns>
private int AddDate(DateTime value)
{
if (!_uniques.Contains(value))
{
var index = _objectTable.Count;
var buffer = BitConverter.GetBytes(value.ToUniversalTime().Subtract(ReferenceDate).TotalSeconds);
if (BitConverter.IsLittleEndian)
{
Array.Reverse(buffer);
}
var item = new BinaryPlistItem(value);
item.Marker.Add(0x33);
item.SetByteValue(buffer);
_objectTable.Add(item);
_objectTableSize += item.Size;
_uniques.SetIndex(value, index);
return(index);
}
return(_uniques.GetIndex(value));
}
/// <summary>
/// Adds a float to the internal object table.
/// </summary>
/// <param name="value">The value to add.</param>
/// <returns>The index of the added value.</returns>
private int AddFloat(float value)
{
if (!_uniques.Contains(value))
{
var index = _objectTable.Count;
var buffer = BitConverter.GetBytes(value);
if (BitConverter.IsLittleEndian)
{
Array.Reverse(buffer);
}
var item = new BinaryPlistItem(value);
item.Marker.Add((byte)(0x20 | (byte)Math.Log(buffer.Length, 2)));
item.SetByteValue(buffer);
_objectTable.Add(item);
_objectTableSize += item.Size;
_uniques.SetIndex(value, index);
return(index);
}
return(_uniques.GetIndex(value));
}
/// <summary>
/// Adds a string to the internal object table.
/// </summary>
/// <param name="value">The value to add.</param>
/// <returns>The index of the added value.</returns>
private int AddString(string value)
{
if (!_uniques.Contains(value))
{
var index = _objectTable.Count;
var ascii = value.IsAscii();
byte[] buffer;
var item = new BinaryPlistItem(value);
if (value.Length < 15)
{
item.Marker.Add((byte)((byte)(ascii ? 0x50 : 0x60) | (byte)value.Length));
}
else
{
item.Marker.Add((byte)(ascii ? 0x5F : 0x6F));
AddIntegerCount(item.Marker, value.Length);
}
if (ascii)
{
buffer = Encoding.ASCII.GetBytes(value);
}
else
{
buffer = Encoding.Unicode.GetBytes(value);
if (BitConverter.IsLittleEndian)
{
for (var i = 0; i < buffer.Length; i++)
{
var l = buffer[i];
buffer[i] = buffer[++i];
buffer[i] = l;
}
}
}
item.SetByteValue(buffer);
_objectTable.Add(item);
_objectTableSize += item.Size;
_uniques.SetIndex(value, index);
return(index);
}
return(_uniques.GetIndex(value));
}
/// <summary>
/// Adds an integer to the internal object table.
/// </summary>
/// <param name="value">The value to add.</param>
/// <returns>The index of the added value.</returns>
private int AddInteger(long value)
{
if (!_uniques.Contains(value))
{
var index = _objectTable.Count;
var item = new BinaryPlistItem(value);
item.SetByteValue(GetIntegerBytes(value));
item.Marker.Add((byte)(0x10 | (byte)Math.Log(item.ByteValue.Count, 2)));
_objectTable.Add(item);
_objectTableSize += item.Size;
_uniques.SetIndex(value, index);
return(index);
}
return(_uniques.GetIndex(value));
}
/// <summary>
/// Adds arbitrary data to the internal object table.
/// </summary>
/// <param name="value">The value to add.</param>
/// <returns>The index of the added value.</returns>
private int AddData(object value)
{
var index = _objectTable.Count;
var bufferIndex = 0;
if (!(value is byte[] buffer))
{
using (var stream = new MemoryStream())
{
var formatter = new BinaryFormatter();
formatter.Serialize(stream, value);
stream.Position = 0;
buffer = new byte[stream.Length];
int count;
while (0 < (count = stream.Read(buffer, 0, buffer.Length - bufferIndex)))
{
bufferIndex += count;
}
}
}
var item = new BinaryPlistItem(value);
item.SetByteValue(buffer);
if (buffer.Length < 15)
{
item.Marker.Add((byte)(0x40 | (byte)buffer.Length));
}
else
{
item.Marker.Add(0x4F);
AddIntegerCount(item.Marker, buffer.Length);
}
_objectTable.Add(item);
_objectTableSize += item.Size;
return(index);
}