private static ProtocolVersion GetUnknownVersion(int major, int minor, string prefix)
{
TlsUtilities.CheckUint8(major);
TlsUtilities.CheckUint8(minor);
int num = major << 8 | minor;
string str = Platform.ToUpperInvariant(Convert.ToString(65536 | num, 16).Substring(1));
return(new ProtocolVersion(num, prefix + " 0x" + str));
}
private static ProtocolVersion GetUnknownVersion(int major, int minor, string prefix)
{
TlsUtilities.CheckUint8(major);
TlsUtilities.CheckUint8(minor);
int v = (major << 8) | minor;
string str = Platform.ToUpperInvariant(Convert.ToString((int)(0x10000 | v), 0x10).Substring(1));
return(new ProtocolVersion(v, prefix + " 0x" + str));
}
private static ProtocolVersion GetUnknownVersion(int major, int minor, string prefix)
{
TlsUtilities.CheckUint8(major);
TlsUtilities.CheckUint8(minor);
int v = (major << 8) | minor;
String hex = Org.BouncyCastle.Utilities.Platform.ToUpperInvariant(Convert.ToString(0x10000 | v, 16).Substring(1));
return(new ProtocolVersion(v, prefix + " 0x" + hex));
}
protected static byte[] PatchClientHelloWithCookie(byte[] clientHelloBody, byte[] cookie)
{
int num = 34;
int num2 = (int)TlsUtilities.ReadUint8(clientHelloBody, num);
int num3 = num + 1 + num2;
int num4 = num3 + 1;
byte[] array = new byte[clientHelloBody.Length + cookie.Length];
Array.Copy(clientHelloBody, 0, array, 0, num3);
TlsUtilities.CheckUint8(cookie.Length);
TlsUtilities.WriteUint8((byte)cookie.Length, array, num3);
Array.Copy(cookie, 0, array, num4, cookie.Length);
Array.Copy(clientHelloBody, num4, array, num4 + cookie.Length, clientHelloBody.Length - num4);
return(array);
}
protected static byte[] PatchClientHelloWithCookie(byte[] clientHelloBody, byte[] cookie)
{
int sessionIDPos = 34;
int sessionIDLength = TlsUtilities.ReadUint8(clientHelloBody, sessionIDPos);
int cookieLengthPos = sessionIDPos + 1 + sessionIDLength;
int cookiePos = cookieLengthPos + 1;
byte[] patched = new byte[clientHelloBody.Length + cookie.Length];
Array.Copy(clientHelloBody, 0, patched, 0, cookieLengthPos);
TlsUtilities.CheckUint8(cookie.Length);
TlsUtilities.WriteUint8((byte)cookie.Length, patched, cookieLengthPos);
Array.Copy(cookie, 0, patched, cookiePos, cookie.Length);
Array.Copy(clientHelloBody, cookiePos, patched, cookiePos + cookie.Length, clientHelloBody.Length - cookiePos);
return(patched);
}