DecryptDataWithPasswordForConfiguringClient() private static method

Helper method which decrypts the byte array using an empty password, or the administrator password currently set in SEB or asks for the password used for encrypting this SEB file for configuring the client
private static DecryptDataWithPasswordForConfiguringClient ( byte sebData, bool forEditing, string &sebFilePassword, bool &passwordIsHash ) : Dictionary,System.Collections.Generic
sebData byte
forEditing bool
sebFilePassword string
passwordIsHash bool
return Dictionary,System.Collections.Generic
SEBConfigFileManager Class Documentation
Ejemplo n.º 1
0
        public static Dictionary <string, object> DecryptSEBSettings(byte[] sebData, bool forEditing, ref string sebFilePassword, ref bool passwordIsHash, ref X509Certificate2 sebFileCertificateRef)
        {
            byte[] numArray1 = GZipByte.Decompress(sebData);
            if (numArray1 != null)
            {
                sebData = numArray1;
            }
            byte[] numArray2            = sebData.Clone() as byte[];
            string prefixStringFromData = SEBConfigFileManager.GetPrefixStringFromData(ref sebData);

            if (prefixStringFromData.CompareTo("pkhs") == 0)
            {
                sebData = SEBConfigFileManager.DecryptDataWithPublicKeyHashPrefix(sebData, forEditing, ref sebFileCertificateRef);
                if (sebData == null)
                {
                    return((Dictionary <string, object>)null);
                }
                prefixStringFromData = SEBConfigFileManager.GetPrefixStringFromData(ref sebData);
            }
            if (prefixStringFromData.CompareTo("pswd") == 0)
            {
                string passwordRequestText = SEBUIStrings.enterPassword;
                int    num1 = 5;
                string passphrase;
                byte[] numArray3;
                do
                {
                    --num1;
                    passphrase = ThreadedDialog.ShowPasswordDialogForm(SEBUIStrings.loadingSettings, passwordRequestText);
                    if (passphrase == null)
                    {
                        return((Dictionary <string, object>)null);
                    }
                    numArray3           = SEBProtectionController.DecryptDataWithPassword(sebData, passphrase);
                    passwordRequestText = SEBUIStrings.enterPasswordAgain;
                }while (numArray3 == null && num1 > 0);
                if (numArray3 == null)
                {
                    int num2 = (int)SEBMessageBox.Show(SEBUIStrings.decryptingSettingsFailed, SEBUIStrings.decryptingSettingsFailedReason, MessageBoxIcon.Hand, MessageBoxButtons.OK, forEditing);
                    return((Dictionary <string, object>)null);
                }
                sebData = numArray3;
                if (forEditing)
                {
                    sebFilePassword = passphrase;
                }
            }
            else
            {
                if (prefixStringFromData.CompareTo("pwcc") == 0)
                {
                    return(SEBConfigFileManager.DecryptDataWithPasswordForConfiguringClient(sebData, forEditing, ref sebFilePassword, ref passwordIsHash));
                }
                if (prefixStringFromData.CompareTo("plnd") != 0)
                {
                    if (prefixStringFromData.CompareTo("<?xm") == 0)
                    {
                        sebData = numArray2;
                    }
                    else
                    {
                        int num = (int)SEBMessageBox.Show(SEBUIStrings.settingsNotUsable, SEBUIStrings.settingsNotUsableReason, MessageBoxIcon.Hand, MessageBoxButtons.OK, forEditing);
                        return((Dictionary <string, object>)null);
                    }
                }
            }
            if (prefixStringFromData.CompareTo("<?xm") != 0)
            {
                sebData = GZipByte.Decompress(sebData);
            }
            Dictionary <string, object> dictFromConfigData = SEBConfigFileManager.GetPreferencesDictFromConfigData(sebData, forEditing);

            if (dictFromConfigData == null)
            {
                return((Dictionary <string, object>)null);
            }
            dictFromConfigData["sebConfigPurpose"] = (object)0;
            return(dictFromConfigData);
        }