private static object GetFieldValue(byte[] block, DataAttribute d, Type t)
{
byte[] tmp = new byte[d.Length];
unchecked
{
if (typeof(string) == t)
{
if (d.Length <= 0)
{
throw new IndexOutOfRangeException("FIXME: For strings, Length must be > 0!");
}
//Okay. This should be relatively easy.
string s = d.Encoding.GetString(block, d.Offset, d.Length);
//Tada!
return(s);
}
else if ((typeof(int) == t) || typeof(uint) == t)
{
//Ignore d.Length here, its 4 bytes, Period.
uint ret = 0;
for (int i = 0; i < 4; i++)
{
ret = ret << 8;
ret += block[(3 - i) + d.Offset];
}
if (typeof(int) == t)
{
return((int)ret);
}
return(ret);
}
else if (typeof(byte) == t)
{
//Here we ignore length all-together.. lmao.
return(block[d.Offset]);
}
else if (typeof(byte[]) == t)
{
//Ok, Piece of cake.
byte[] ret = new byte[d.Length];
Array.Copy(block, d.Offset, ret, 0, d.Length);
return(ret);
}
else if ((typeof(ushort) == t) || (typeof(short) == t))
{
//Again we ignore the length all-together. Always 2 bytes, Period.
ushort ret = 0;
for (int i = 0; i < 2; i++)
{
ret = (ushort)(ret << 8);
ret += block[(1 - i) + d.Offset];
}
if (typeof(short) == t)
{
return((short)ret);
}
return(ret);
}
}
//If we get here, It means we don't know this data type!
throw new InvalidCastException(
"FIXME: I don't know how to handle" +
" this type! (" +
t.ToString() +
")");
}
private static void FillSingle <T>(byte[] block, DataAttribute descriptor, FieldInfo fi, T target)
{
object val = GetFieldValue(block, descriptor, fi.FieldType);
fi.SetValue(target, val);
}