public static unsafe int ToUtf16Chars(byte[] data, int offset, int count, char[] buffer, int bufferOffset, InvalidDataProcessor processor = null)
{
if (data.Length < offset + count)
{
throw new IndexOutOfRangeException("offset + count exceeds on byte array length");
}
var dataptr = (byte *)Unsafe.AsPointer(ref data[offset]);
var endptr = dataptr + count;
var beginptr = (char *)Unsafe.AsPointer(ref buffer[offset]);
var iterptr = beginptr;
UpdateCharUnsafe(ref dataptr, ref endptr, ref iterptr, ref processor);
return((int)(iterptr - beginptr));
}
public unsafe static string ToUtf16String(byte[] data, int offset, int count, InvalidDataProcessor processor = null)
{
if (data.Length < offset + count)
{
throw new IndexOutOfRangeException("offset + count exceeds on byte array length");
}
var dataptr = (byte *)Unsafe.AsPointer(ref data[offset]);
var endptr = dataptr + count;
if (count < 257)
{
var buf = stackalloc char[count];
char *iterptr = buf;
UpdateCharUnsafe(ref dataptr, ref endptr, ref iterptr, ref processor);
return(new string(buf, 0, (int)(iterptr - buf)));
}
else
{
Buffer = Buffer != null && Buffer.Length >= count ? Buffer : new char[count];
char *iterptr = (char *)Unsafe.AsPointer(ref Buffer[0]);
char *beginptr = iterptr;
UpdateCharUnsafe(ref dataptr, ref endptr, ref iterptr, ref processor);
return(new string(beginptr, 0, (int)(iterptr - beginptr)));
}
}
