public static byte[] ToCBOR(this ulong val)
{
//Major Type 0 (MajorType.UNSIGNED_INT)
MemoryStream ms = new MemoryStream();
byte[] header = new ItemHeader(MajorType.UNSIGNED_INT, val).ToByteArray();
ms.Write(header, 0, header.Length);
return ms.ToArray();
}
public static byte[] ToCBOR(this string val)
{
MemoryStream ms = new MemoryStream();
byte[] header = new ItemHeader(MajorType.TEXT_STRING, (ulong)val.Length).ToByteArray();
ms.Write(header, 0, header.Length);
ms.Write(Encoding.UTF8.GetBytes(val),0, Encoding.UTF8.GetByteCount(val));
//Major Type 3 (MajorType.TEXT_STRING)
return ms.ToArray();
}
public ItemHeader ReadHeader ()
{
ItemHeader header = new ItemHeader ();
header.tags = ReadTags ();
ulong size = 0;
byte b = (byte)buffer.ReadByte ();
if (b == 0xFF) {
header.breakMarker = true;
return header;
}
header.majorType = (MajorType)(b >> 5);
b &= 0x1f;
header.additionalInfo = (ulong)b;
if (b >= 24 && b <= 27) {
b = (byte)(1 << (b - 24));
header.value = readUnsigned (b);
} else if (b > 27 && b < 31) {
throw new Exception ();
} else if (b == 31) {
header.indefinite = true;
}
return header;
}