hasNext() public method

public hasNext ( ) : bool
return bool
コード例 #1
0
ファイル: GenRsaKeyUI.cs プロジェクト: ResGear/CryptobySharp
        /// <param name="console"></param>
        public static void genRSAKeysFile(CryptobyConsole console)
        {
            Scanner scanner = new Scanner(java.lang.System.@in);
            string privateKeyPath;
            string publicKeyPath;
            // Initial Variables
            int keySize;
            int choice;
            string publicKey;
            string privateKey;
            // Set Default Key Size
            keySize = 1024;
            do
            {
                Console.Out.WriteLine("\n");
                Console.Out.WriteLine("Choose Key  in Bit");
                Console.Out.WriteLine("-------------------------\n");
                Console.Out.WriteLine("1 - 1024");
                Console.Out.WriteLine("2 - 2048");
                Console.Out.WriteLine("3 - 4096");
                Console.Out.WriteLine("4 - Back");
                Console.Out.Write("Enter Number: ");
                while (!scanner.hasNextInt())
                {
                    Console.Out.WriteLine("That's not a number! Enter 1,2,3 or 4:");
                    scanner.next();
                }
                choice = scanner.nextInt();
            }
            while (choice < 1 || choice > 4);
            switch (choice)
            {
                case 1:
                {
                    keySize = 1024;
                    break;
                }

                case 2:
                {
                    keySize = 2048;
                    break;
                }

                case 3:
                {
                    keySize = 4096;
                    break;
                }

                case 4:
                {
                    console.menuGenKey();
                    break;
                }

                default:
                {
                    console.menuGenKey();
                    break;
                }
            }
            // Input Path for saving Private Key
            Console.Out.WriteLine("Enter Path to saving Private Key (Type '" + quit +
                "' to Escape):");
            scanner.useDelimiter("\n");
            if (scanner.hasNext(quit))
            {
                RsaUI.rsaCrypterFile(console);
            }
            privateKeyPath = scanner.next();
            // Input Path for saving Public Key
            Console.Out.WriteLine("Enter Path to saving Public Key (Type '" + quit + "' to Escape):"
                );
            scanner.useDelimiter("\n");
            publicKeyPath = scanner.next();
            // Initial Key Generator
            console.getCore().getClient().setKeyAsymArt("RSA");
            console.getCore().initAsymKey();
            // Generate Keys
            console.getCore().getKeyGenAsym().initGenerator(keySize);
            publicKey = console.getCore().getKeyGenAsym().getPublicKey();
            privateKey = console.getCore().getKeyGenAsym().getPrivateKey();
            //Put private Key to File
            try
            {
                CryptobyFileManager.putKeyToFile(privateKeyPath, privateKey);
            }
            catch (System.IO.IOException)
            {
                CryptobyHelper.printIOExp();
                console.menuGenKey();
            }
            Console.Out.WriteLine("\nPrivate Key File saved to this Path:");
            Console.Out.WriteLine(privateKeyPath);
            //Put public Key to File
            try
            {
                CryptobyFileManager.putKeyToFile(publicKeyPath, publicKey);
            }
            catch (System.IO.IOException)
            {
                CryptobyHelper.printIOExp();
                console.menuGenKey();
            }
            Console.Out.WriteLine("\nPublic Key File saved to this Path:");
            Console.Out.WriteLine(publicKeyPath);
            // Enter for Continues
            CryptobyHelper.pressEnter();
            // Back to Menu Choose PrimeTest
            console.menuGenKey();
        }
コード例 #2
0
ファイル: AesUI.cs プロジェクト: ResGear/CryptobySharp
 // Helper Functions
 private static byte[] scanKeyText(CryptobyConsole console)
 {
     scanner = new Scanner(java.lang.System.@in);
     byte[] tempKey;
     do
     {
         Console.Out.WriteLine("\nAllowed Key Sizes 128,192 and 256 Bit.");
         Console.Out.WriteLine("Enter the AES Key (Type '" + quit + "' to Escape):"
             );
         if (scanner.hasNext(quit))
         {
             aesCrypterText(console);
         }
         tempKey = Encoding.UTF8.GetBytes(scanner.next());
         keySize = tempKey.Length * 4;
     }
     while (keySize != 128 && keySize != 192 && keySize != 256);
     return tempKey;
 }
コード例 #3
0
ファイル: GenSHA3UI.cs プロジェクト: ResGear/CryptobySharp
        /// <param name="console"></param>
        public static void genSHA3KeyFile(CryptobyConsole console)
        {
            Scanner scanner = new Scanner(java.lang.System.@in);
            string keyPath;
            // Initial Variables
            int keySize;
            int choice;
            string pwAns;
            string key;
            string password;
            // Set Default Key Size
            keySize = 256;
            do
            {
                Console.Out.WriteLine("\n");
                Console.Out.WriteLine("Select Key Size in Bit");
                Console.Out.WriteLine("----------------------\n");
                Console.Out.WriteLine("1 - 224");
                Console.Out.WriteLine("2 - 256");
                Console.Out.WriteLine("3 - 384");
                Console.Out.WriteLine("4 - 512");
                Console.Out.WriteLine("5 - Back");
                Console.Out.Write("Enter Number: ");
                while (!scanner.hasNextInt())
                {
                    Console.Out.WriteLine("That's not a number! Enter 1,2,3,4 or 5:");
                    scanner.next();
                }
                choice = scanner.nextInt();
            }
            while (choice < 1 || choice > 5);
            switch (choice)
            {
                case 1:
                {
                    keySize = 224;
                    break;
                }

                case 2:
                {
                    keySize = 256;
                    break;
                }

                case 3:
                {
                    keySize = 384;
                    break;
                }

                case 4:
                {
                    keySize = 512;
                    break;
                }

                case 5:
                {
                    console.menuGenKey();
                    break;
                }

                default:
                {
                    console.menuGenKey();
                    break;
                }
            }
            do
            {
                // Input a Password or nothing, in the case it will be used a Secure Random number
                Console.Out.WriteLine("Do you want to use a password. If not, it will be used a SecureRandom password."
                    );
                Console.Out.WriteLine("Enter y or n: ");
                pwAns = scanner.next();
            }
            while (!pwAns.Equals("y") && !pwAns.Equals("n"));
            if (pwAns.Equals("y"))
            {
                Console.Out.Write("Enter Password for the Key: ");
                password = scanner.next();
            }
            else
            {
                password = string.Empty;
            }
            // Input Path for saving Private Key
            scanner = new Scanner(java.lang.System.@in);
            Console.Out.WriteLine("Enter Path to saving Private Key(Type '" + quit + "' to Escape):"
                );
            scanner.useDelimiter("\n");
            if (scanner.hasNext(quit))
            {
                console.menuGenKey();
            }
            keyPath = scanner.next();
            // Initial Key Generator
            console.getCore().getClient().setKeySymArt("SHA3");
            console.getCore().initSymKey();
            // Get Result of Test
            if (password.Equals(string.Empty))
            {
                key = console.getCore().getKeyGenSym().generateKey(keySize);
            }
            else
            {
                key = console.getCore().getKeyGenSym().generateKey(keySize, password);
            }
            // Save Key
            try
            {
                //Put private Key to File
                CryptobyFileManager.putKeyToFile(keyPath, key);
            }
            catch (System.IO.IOException)
            {
                CryptobyHelper.printIOExp();
                console.menuGenKey();
            }
            Console.Out.WriteLine("\nAES Key File saved to this Path:");
            Console.Out.WriteLine(keyPath);
            // Enter for Continues
            CryptobyHelper.pressEnter();
            // Back to Menu Choose PrimeTest
            console.menuGenKey();
        }
コード例 #4
0
ファイル: AesUI.cs プロジェクト: ResGear/CryptobySharp
 private static byte[] scanKeyFile(CryptobyConsole console)
 {
     scanner = new Scanner(java.lang.System.@in);
     byte[] tempKey = null;
     do
     {
         Console.Out.WriteLine("\nAllowed Key Sizes 128,192 and 256 Bit.");
         Console.Out.WriteLine("Enter Path to Key File (Type '" + quit + "' to Escape):"
             );
         if (scanner.hasNext(quit))
         {
             aesCrypterFile(console);
         }
         keyPath = scanner.next();
         try
         {
             tempKey = CryptobyFileManager.getKeyFromFile(keyPath);
         }
         catch (System.IO.IOException)
         {
             CryptobyHelper.printIOExp();
             aesCrypterFile(console);
         }
         catch (FormatException)
         {
             Console.Out.WriteLine("Key File format is not correct!");
             aesCrypterFile(console);
         }
         keySize = tempKey.Length * 4;
     }
     while (keySize != 128 && keySize != 192 && keySize != 256);
     return tempKey;
 }
コード例 #5
0
ファイル: AesUI.cs プロジェクト: ResGear/CryptobySharp
 private static void aesEncrypterText(CryptobyConsole console)
 {
     scanner = new Scanner(java.lang.System.@in);
     scanner.useDelimiter("\n");
     // Input your String Text to encrypt
     Console.Out.WriteLine("\nYour Text to encrypt (Type '" + quit + "' to Escape):"
         );
     if (scanner.hasNext(quit))
     {
         aesCrypterText(console);
     }
     plainByte = Encoding.UTF8.GetBytes(scanner.next());
     // Input your Key for encryption
     key = scanKeyText(console);
     // Initial AES Crypt Object
     initAESKeyGen(console);
     // Encrypt the String Text with given Key
     Console.Out.WriteLine("\nEncrypting in progress...");
     cryptByte = console.getCore().getCryptSym().encrypt(plainByte, key);
     // Convert byte Array into a Hexcode String
     charTextHex = CryptobyHelper.bytesToHexStringUpper(cryptByte).ToCharArray();
     // Print encrypted Text in Hex Block form
     Console.Out.WriteLine("\nEncryption successfull...");
     Console.Out.WriteLine(CryptobyHelper.printHexBlock("AES", keySize, charTextHex
         ));
     // Back to Text Crypter Menu
     Console.Out.WriteLine("\nGo back to AES Text Crypter Menu: Press Enter");
     CryptobyHelper.pressEnter();
     aesCrypterText(console);
 }
コード例 #6
0
ファイル: AesUI.cs プロジェクト: ResGear/CryptobySharp
 private static void aesEncrypterFile(CryptobyConsole console)
 {
     // Input Path to File for encryption
     scanner = new Scanner(java.lang.System.@in);
     Console.Out.WriteLine("Enter Path to File for encryption (Type '" + quit +
          "' to Escape):");
     scanner.useDelimiter("\n");
     if (scanner.hasNext(quit))
     {
         aesCrypterFile(console);
     }
     plainFilePath = scanner.next();
     // Get Bytes from PlainFile
     try
     {
         plainByte = CryptobyFileManager.getBytesFromFile(plainFilePath);
     }
     catch (System.IO.IOException)
     {
         CryptobyHelper.printIOExp();
         aesCrypterFile(console);
     }
     // Input Path saving Path
     scanner = new Scanner(java.lang.System.@in);
     Console.Out.WriteLine("Enter Path to save encrypted File (Type '" + quit +
          "' to Escape):");
     scanner.useDelimiter("\n");
     if (scanner.hasNext(quit))
     {
         aesCrypterFile(console);
     }
     cryptFilePath = scanner.next();
     // Input Key File for encryption
     key = scanKeyFile(console);
     // Initial AES Crypt Object
     initAESKeyGen(console);
     // Encrypt the String Text with given Key
     Console.Out.WriteLine("\nEncrypting in progress...");
     cryptByte = console.getCore().getCryptSym().encrypt(plainByte, key);
     Console.Out.WriteLine("\nEncryption successfull. Saving File now...");
     //Put encrypted Bytes to File
     try
     {
         CryptobyFileManager.putBytesToFile(cryptFilePath, cryptByte);
     }
     catch (System.IO.IOException ex)
     {
         Logger.getLogger(typeof(RsaUI).FullName).log(Level.SEVERE, null, ex);
     }
     Console.Out.WriteLine("\nEncrypted File saved to this Path:");
     Console.Out.WriteLine(cryptFilePath);
     // Reset Variables
     initAESKeyGen(console);
     cryptByte = null;
     plainByte = null;
     key = null;
     // Back to File Crypter Menu
     Console.Out.WriteLine("\nGo back to AES File Crypter Menu: Press Enter");
     CryptobyHelper.pressEnter();
     aesCrypterFile(console);
 }
コード例 #7
0
ファイル: AesUI.cs プロジェクト: ResGear/CryptobySharp
 private static void aesDecrypterText(CryptobyConsole console)
 {
     scanner = new Scanner(java.lang.System.@in);
     // Input encrypted Hex String Text to decrypt
     Console.Out.WriteLine("\nYour Text to decrypt (Type '" + quit + "' to Escape):"
         );
     // Convert crypted HexString Block to one String
     try
     {
         string cryptText = string.Empty;
         while (!scanner.hasNext(CryptobyHelper.getEOBString()))
         {
             if (scanner.hasNext(quit))
             {
                 aesCrypterText(console);
             }
             cryptText = cryptText + scanner.next();
         }
         cryptByte = CryptobyHelper.hexStringToBytes(cryptText);
     }
     catch (FormatException)
     {
         // Catch false format of Input
         Console.Out.WriteLine("\nNot allowed Crypted Text! Must be a Upper Hex String!"
             );
         cryptByte = BigInteger.ZERO.toByteArray();
     }
     // Input your Key for encryption
     key = scanKeyText(console);
     // Initial AES Crypt Object
     initAESKeyGen(console);
     // Decrypt the String Text with given Key
     Console.Out.WriteLine("\nDecrypting in progress...");
     try
     {
         plainByte = console.getCore().getCryptSym().decrypt(cryptByte, key);
     }
     catch (Exception)
     {
         Console.Out.WriteLine("\nUnable to decrypt this String!!");
         // Enter for Continues
         CryptobyHelper.pressEnter();
         aesCrypterText(console);
     }
     // Print decrypted Text
     Console.Out.WriteLine("\nDecryption finished...");
     Console.Out.WriteLine("\nAES-" + keySize + " decrypted Text:");
     Console.Out.WriteLine(Encoding.UTF8.GetString(plainByte));
     // Back to Text Crypter Menu
     Console.Out.WriteLine("\nGo back to AES Text Crypter Menu: Press Enter");
     CryptobyHelper.pressEnter();
     aesCrypterText(console);
 }
コード例 #8
0
ファイル: AesUI.cs プロジェクト: ResGear/CryptobySharp
 private static void aesDecrypterFile(CryptobyConsole console)
 {
     // Input Path to File for decryption
     scanner = new Scanner(java.lang.System.@in);
     Console.Out.WriteLine("Enter Path to decrypt a File (Type '" + quit + "' to Escape):"
         );
     scanner.useDelimiter("\n");
     if (scanner.hasNext(quit))
     {
         aesCrypterFile(console);
     }
     cryptFilePath = scanner.next();
     try
     {
         // Get Bytes from PlainFile
         cryptByte = CryptobyFileManager.getBytesFromFile(cryptFilePath);
     }
     catch (System.IO.IOException)
     {
         CryptobyHelper.printIOExp();
         aesCrypterFile(console);
     }
     // Input Path saving Path
     scanner = new Scanner(java.lang.System.@in);
     Console.Out.WriteLine("Enter Path to save decrypted File (Type '" + quit +
          "' to Escape):");
     scanner.useDelimiter("\n");
     if (scanner.hasNext(quit))
     {
         aesCrypterFile(console);
     }
     plainFilePath = scanner.next();
     // Input your Key for encryption
     key = scanKeyFile(console);
     // Initial AES Crypt Object
     initAESKeyGen(console);
     // Decrypt the String Text with given Key
     Console.Out.WriteLine("\nDecrypting in progress...");
     try
     {
         plainByte = console.getCore().getCryptSym().decrypt(cryptByte, key);
     }
     catch (Exception)
     {
         Console.Out.WriteLine("\nUnable to decrypt this String!!");
         // Enter for Continues
         CryptobyHelper.pressEnter();
         aesCrypterFile(console);
     }
     Console.Out.WriteLine("\nDecryption finished. Saving File now...");
     try
     {
         //Put encrypted Bytes to File
         CryptobyFileManager.putBytesToFile(plainFilePath, plainByte);
     }
     catch (System.IO.IOException)
     {
         CryptobyHelper.printIOExp();
         aesCrypterFile(console);
     }
     Console.Out.WriteLine("\nDecrypted File saved to this Path:");
     Console.Out.WriteLine(plainFilePath);
     // Reset Variables
     initAESKeyGen(console);
     cryptByte = null;
     plainByte = null;
     key = null;
     // Back to File Crypter Menu
     Console.Out.WriteLine("\nGo back to AES File Crypter Menu: Press Enter");
     CryptobyHelper.pressEnter();
     aesCrypterFile(console);
 }