public override void SaveAs(Stream strm, string header, IEncryption encrypt)
{
int num1;
this.UpdateInfo();
bool flag1 = false;
Snow snow1 = new Snow();
snow1.LoadKey(41869, Rect.serial[0], 1, 0);
uint[] numArray1 = new uint[3];
for (num1 = 0; (num1 < 3); num1 += 1)
{
numArray1[num1] = Rect.serial[(num1 + 1)];
}
snow1.EncryptDecrypt(ref numArray1);
flag1 = ((bool)(((((numArray1[0] ^ numArray1[1]) ^ numArray1[2]) & (Circle.productType & 44933)) != (Circle.productType & 44933)) ? 0 : (numArray1[0] == numArray1[1])));
if (!flag1 && (encrypt != null))
{
throw new SecurityException("Ecnryption is unsupported in the trial version");
}
PDFDict dict1 = this.mTrailer;
ArrayList list1 = ((ArrayList)this.mXRef.Clone());
this.mTrailer = ((PDFDict)dict1.Clone());
this.mTrailer["Info"] = dict1["Info"];
string text1 = Encoding.ASCII.GetString(this.GenerateFileId(this.mPath));
string[] textArray1 = new string[2];
textArray1[0] = text1;
textArray1[1] = text1;
this.mTrailer["ID"] = PDF.O(textArray1);
PDFDict dict2 = encrypt.CreateEncryptionDict(this);
this.mTrailer["Encrypt"] = this.Indirects.New(dict2);
this.mWriter.Encryption = encrypt;
this.SaveAs(strm, header);
this.mWriter.Encryption = null;
this.mXRef = list1;
this.mTrailer = dict1;
}