@Test
public void test_uint8_t() throws IOException {
for (Integer exp : expected_uint8) {
UnsignedByte result = binFileReader.uint8_t();
assertEquals(
"uint8_t " + Integer.toHexString(exp) + " asInt()",
(Integer) Byte.toUnsignedInt(exp.byteValue()),
result.asInt());
assertEquals(
"uint8_t " + Integer.toHexString(exp) + " getSignedValue()",
(Byte) exp.byteValue(),
result.getSignedValue());
assertEquals(
"uint8_t " + Integer.toHexString(exp) + " toString()",
Integer.toString((((exp < 0 ? exp + 256 : exp)))),
result.toString());
}
}
@Test
public void test_manuel_uint8_t() throws IOException {
// 73 4B C3 BC
// 115, 75, -61, -68
byte[] input = {115, 75, -61, -68};
int[] expected = {0x73, 0x4B, 0xC3, 0xBC};
BinFileReader binFileReader =
new BinFileReader(new BufferedInputStream(new ByteArrayInputStream(input)));
for (int i = 0; i < input.length; i++) {
UnsignedByte result = binFileReader.uint8_t();
Integer exp = expected[i];
assertEquals(
"uint8_t " + Integer.toHexString(exp) + " asInt()",
(Integer) Byte.toUnsignedInt(exp.byteValue()),
result.asInt());
assertEquals(
"uint8_t " + Integer.toHexString(exp) + " getSignedValue()",
(Byte) exp.byteValue(),
result.getSignedValue());
}
}
myIP(int temp_local_port) throws UnknownHostException, SocketException, IOException {
try {
local_port = temp_local_port;
short length_message = 0;
short temp_short;
int temp_int;
byte[] temp_byte = null;
// STUN Massage Type
temp_short = 0x0001;
temp_byte = myFunc.ShortToByte(temp_short);
data[0] = temp_byte[0];
data[1] = temp_byte[1];
// Massage Length
temp_short = length_message;
temp_byte = myFunc.ShortToByte(temp_short);
data[2] = temp_byte[0];
data[3] = temp_byte[1];
// Magic Cookie
temp_int = 0x2112A442;
temp_byte = myFunc.IntToByte(temp_int);
data[4] = temp_byte[0];
data[5] = temp_byte[1];
data[6] = temp_byte[2];
data[7] = temp_byte[3];
// Translation ID
for (int i = 0; i < 3; i++) {
temp_int = 12314 + i;
temp_byte = myFunc.IntToByte(temp_int);
data[8 + i * 4] = temp_byte[0];
data[9 + i * 4] = temp_byte[1];
data[10 + i * 4] = temp_byte[2];
data[11 + i * 4] = temp_byte[3];
}
ia = InetAddress.getByName(STUN_host);
DatagramSocket ds = new DatagramSocket(local_port);
DatagramPacket pack = new DatagramPacket(data, data.length, ia, getport);
for (int i = 0; i < data.length; i++) {
System.out.println(data[i]);
}
ds.send(pack);
int btlength = 64;
short Res_type_message = 0,
Res_length_message = 0,
Res_atribute_type = 0,
Res_atribute_length = 0;
int Res_magic_cookie = 0;
byte Res_family = 0;
int Res_port = 0;
int[] Res_IP = new int[4];
int[] Res_translationID = new int[3];
DatagramPacket packet = new DatagramPacket(new byte[btlength], btlength);
ds.receive(packet);
byte[] arr = packet.getData();
temp_byte = new byte[2];
temp_byte[0] = arr[0];
temp_byte[1] = arr[1];
Res_type_message = myFunc.ByteToShort(temp_byte);
temp_byte = new byte[2];
temp_byte[0] = arr[2];
temp_byte[1] = arr[3];
Res_length_message = myFunc.ByteToShort(temp_byte);
temp_byte = new byte[4];
temp_byte[0] = arr[4];
temp_byte[1] = arr[5];
temp_byte[2] = arr[6];
temp_byte[3] = arr[7];
Res_magic_cookie = myFunc.ByteToInt(temp_byte);
for (int i = 0; i < 3; i++) {
temp_byte = new byte[4];
temp_byte[0] = arr[8 + i * 4];
temp_byte[1] = arr[9 + i * 4];
temp_byte[2] = arr[10 + i * 4];
temp_byte[3] = arr[11 + i * 4];
Res_translationID[i] = myFunc.ByteToInt(temp_byte);
}
temp_byte = new byte[2];
temp_byte[0] = arr[20];
temp_byte[1] = arr[21];
Res_atribute_type = myFunc.ByteToShort(temp_byte);
temp_byte = new byte[2];
temp_byte[0] = arr[22];
temp_byte[1] = arr[23];
Res_atribute_length = myFunc.ByteToShort(temp_byte);
Res_family = arr[25]; // IPv4 or IPv6
temp_byte = new byte[2];
temp_byte[0] = arr[26];
temp_byte[1] = arr[27];
Res_port = myFunc.ByteToShort(temp_byte);
port = Res_port;
for (int i = 0; i < 4; i++) {
Res_IP[i] = Byte.toUnsignedInt(arr[28 + i]);
}
IPv4 = Res_IP;
short indic = 0x0010;
temp_short = indic;
temp_byte = myFunc.ShortToByte(temp_short);
data[0] = temp_byte[0];
data[1] = temp_byte[1];
ds.close();
} catch (IOException e) {
System.err.println(e);
}
}
