public static bool TryUnpack(CookieProvider cookieProvider, byte[] buf, int size, out PeerToPeerRequest packet)
{
if (size < CookieProvider.CookieSize + 7 || !cookieProvider.Check(buf, 7, out var cookie))
{
packet = default;
return(false);
}
int offest = 1;
var id = BinaryUtil.ReadInt(buf, ref offest);
byte majorVersion = buf[offest++];
byte minorVersion = buf[offest++];
packet = new PeerToPeerRequest(id, majorVersion, minorVersion, cookie);
return(true);
}
public static bool TryUnpack(CookieProvider cookieProvider, RSA rsa, byte[] buf, int size, out HandshakeRequest packet)
{
if (size < CookieProvider.CookieSize + 3 || !cookieProvider.Check(buf, 3, out var cookie))
{
packet = default;
return(false);
}
int offest = 1;
byte majorVersion = buf[offest++];
byte minorVersion = buf[offest++];
var payload = new byte[size - (CookieProvider.CookieSize + 3)];
Buffer.BlockCopy(buf, CookieProvider.CookieSize + 3, payload, 0, payload.Length);
if (rsa != null)
{
payload = rsa.Decrypt(payload, RSAEncryptionPadding.Pkcs1);
}
packet = new HandshakeRequest(majorVersion, minorVersion, cookie, payload);
return(true);
}