List of processBlock() Examples

Examples of processBlock()

com.googlecode.gwt.crypto.bouncycastle.AsymmetricBlockCipher.processBlock()
com.googlecode.gwt.crypto.bouncycastle.encodings.PKCS1Encoding.processBlock()
com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()
net.sourceforge.jtds.util.DESEngine.processBlock()
org.bouncycastle.crypto.AsymmetricBlockCipher.processBlock()
process the block of len bytes stored in in from offset inOff. @param in the input data @param inOff offset into the in array where the data starts @param len the length of the block to be processed. @return the resulting byte array of the encryption/decryption process. @exception InvalidCipherTextException data decrypts improperly. @exception DataLengthException the input data is too large for the cipher.
org.bouncycastle.crypto.BlockCipher.processBlock()
Process one block of input from the array in and write it to the out array. @param in the array containing the input data. @param inOff offset into the in array the data starts at. @param out the array the output data will be copied into. @param outOff the offset into the out array the output will start at. @exception DataLengthException if there isn't enough data in in, orspace in out. @exception IllegalStateException if the cipher isn't initialised. @return the number of bytes processed and produced.
org.bouncycastle.crypto.encodings.ISO9796d1Encoding.processBlock()
org.bouncycastle.crypto.encodings.OAEPEncoding.processBlock()
org.bouncycastle.crypto.encodings.PKCS1Encoding.processBlock()
org.bouncycastle.crypto.engines.DESEngine.processBlock()
org.bouncycastle.crypto.engines.ElGamalEngine.processBlock()
Process a single block using the basic ElGamal algorithm. @param in the input array. @param inOff the offset into the input buffer where the data starts. @param inLen the length of the data to be processed. @return the result of the ElGamal process. @exception DataLengthException the input block is too large.
org.bouncycastle.crypto.engines.IESEngine.processBlock()
org.bouncycastle.crypto.engines.RSAEngine.processBlock()
Process a single block using the basic RSA algorithm. @param in the input array. @param inOff the offset into the input buffer where the data starts. @param inLen the length of the data to be processed. @return the result of the RSA process. @exception DataLengthException the input block is too large.
org.bouncycastle.crypto.engines.ThreefishCipher.processBlock()
org.bouncycastle.crypto.modes.CBCBlockCipher.processBlock()
Process one block of input from the array in and write it to the out array. @param in the array containing the input data. @param inOff offset into the in array the data starts at. @param out the array the output data will be copied into. @param outOff the offset into the out array the output will start at. @exception DataLengthException if there isn't enough data in in, orspace in out. @exception IllegalStateException if the cipher isn't initialised. @return the number of bytes processed and produced.
org.bouncycastle.crypto.modes.CFBBlockCipher.processBlock()
Process one block of input from the array in and write it to the out array. @param in the array containing the input data. @param inOff offset into the in array the data starts at. @param out the array the output data will be copied into. @param outOff the offset into the out array the output will start at. @exception DataLengthException if there isn't enough data in in, orspace in out. @exception IllegalStateException if the cipher isn't initialised. @return the number of bytes processed and produced.
org.bouncycastle.crypto.modes.OFBBlockCipher.processBlock()
Process one block of input from the array in and write it to the out array. @param in the array containing the input data. @param inOff offset into the in array the data starts at. @param out the array the output data will be copied into. @param outOff the offset into the out array the output will start at. @exception DataLengthException if there isn't enough data in in, orspace in out. @exception IllegalStateException if the cipher isn't initialised. @return the number of bytes processed and produced.
org.bouncycastle2.crypto.BlockCipher.processBlock()
Process one block of input from the array in and write it to the out array. @param in the array containing the input data. @param inOff offset into the in array the data starts at. @param out the array the output data will be copied into. @param outOff the offset into the out array the output will start at. @exception DataLengthException if there isn't enough data in in, orspace in out. @exception IllegalStateException if the cipher isn't initialised. @return the number of bytes processed and produced.
org.bouncycastle2.crypto.engines.DESEngine.processBlock()

Examples of com.googlecode.gwt.crypto.bouncycastle.AsymmetricBlockCipher.processBlock()

        AsymmetricBlockCipher eng = new PKCS1Encoding(new RSAEngine());
        eng.init(true, publicKey);


        byte[] input = raw.getBytes();


        return eng.processBlock(input, 0, input.length);
    }


    public static String decrypt(RSAPrivateCrtKeyParameters privateKey, byte[] encrypted) throws InvalidCipherTextException {
        AsymmetricBlockCipher eng = new PKCS1Encoding(new RSAEngine());
        eng.init(false, privateKey);

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Examples of com.googlecode.gwt.crypto.bouncycastle.encodings.PKCS1Encoding.processBlock()

        AsymmetricBlockCipher eng = new PKCS1Encoding(new RSAEngine());
        eng.init(true, publicKey);


        byte[] input = raw.getBytes();


        return eng.processBlock(input, 0, input.length);
    }


    public static String decrypt(RSAPrivateCrtKeyParameters privateKey, byte[] encrypted) throws InvalidCipherTextException {
        AsymmetricBlockCipher eng = new PKCS1Encoding(new RSAEngine());
        eng.init(false, privateKey);

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Examples of com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()

                System.arraycopy(uks, 0, userKey, 40, 8);
                // Algorithm 3.8.2
                md.update(userPassword, 0, Math.min(userPassword.length, 127));
                md.update(uks);
                AESCipherCBCnoPad ac = new AESCipherCBCnoPad(true, md.digest());
                ueKey = ac.processBlock(key, 0, key.length);
                // Algorithm 3.9.1
                byte[] ovs = IVGenerator.getIV(8);
                byte[] oks = IVGenerator.getIV(8);
                md.update(ownerPassword, 0, Math.min(ownerPassword.length, 127));
                md.update(ovs);

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Examples of com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()

                // Algorithm 3.9.2
                md.update(ownerPassword, 0, Math.min(ownerPassword.length, 127));
                md.update(oks);
                md.update(userKey);
                ac = new AESCipherCBCnoPad(true, md.digest());
                oeKey = ac.processBlock(key, 0, key.length);
                // Algorithm 3.10
                byte[] permsp = IVGenerator.getIV(16);
                permsp[0] = (byte)permissions;
                permsp[1] = (byte)(permissions >> 8);
                permsp[2] = (byte)(permissions >> 16);

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Examples of com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()

                permsp[8] = encryptMetadata ? (byte)'T' : (byte)'F';
                permsp[9] = (byte)'a';
                permsp[10] = (byte)'d';
                permsp[11] = (byte)'b';
                ac = new AESCipherCBCnoPad(true, key);
                perms = ac.processBlock(permsp, 0, permsp.length);
            }
            catch (Exception ex) {
                throw new ExceptionConverter(ex);
            }
        }

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Examples of com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()

                md.update(password, 0, Math.min(password.length, 127));
                md.update(oValue, KEY_SALT_OFFSET, SALT_LENGHT);
                md.update(uValue, 0, OU_LENGHT);
                hash = md.digest();
                AESCipherCBCnoPad ac = new AESCipherCBCnoPad(false, hash);
                key = ac.processBlock(oeValue, 0, oeValue.length);
            }
            else {
                md.update(password, 0, Math.min(password.length, 127));
                md.update(uValue, VALIDATION_SALT_OFFSET, SALT_LENGHT);
                hash = md.digest();

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Examples of com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()

                    throw new BadPasswordException(MessageLocalization.getComposedMessage("bad.user.password"));
                md.update(password, 0, Math.min(password.length, 127));
                md.update(uValue, KEY_SALT_OFFSET, SALT_LENGHT);
                hash = md.digest();
                AESCipherCBCnoPad ac = new AESCipherCBCnoPad(false, hash);
                key = ac.processBlock(ueValue, 0, ueValue.length);
            }
            AESCipherCBCnoPad ac = new AESCipherCBCnoPad(false, key);
            byte[] decPerms = ac.processBlock(perms, 0, perms.length);
            if (decPerms[9] != (byte)'a' || decPerms[10] != (byte)'d' || decPerms[11] != (byte)'b')
                throw new BadPasswordException(MessageLocalization.getComposedMessage("bad.user.password"));

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Examples of com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()

                hash = md.digest();
                AESCipherCBCnoPad ac = new AESCipherCBCnoPad(false, hash);
                key = ac.processBlock(ueValue, 0, ueValue.length);
            }
            AESCipherCBCnoPad ac = new AESCipherCBCnoPad(false, key);
            byte[] decPerms = ac.processBlock(perms, 0, perms.length);
            if (decPerms[9] != (byte)'a' || decPerms[10] != (byte)'d' || decPerms[11] != (byte)'b')
                throw new BadPasswordException(MessageLocalization.getComposedMessage("bad.user.password"));
            permissions = (decPerms[0] & 0xff) | ((decPerms[1] & 0xff) << 8)
                    | ((decPerms[2] & 0xff) << 16) | ((decPerms[2] & 0xff) << 24);
            encryptMetadata = decPerms[8] == (byte)'T';

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Examples of com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()

                System.arraycopy(uks, 0, userKey, 40, 8);
                // Algorithm 3.8.2
                md.update(userPassword, 0, Math.min(userPassword.length, 127));
                md.update(uks);
                AESCipherCBCnoPad ac = new AESCipherCBCnoPad(true, md.digest());
                ueKey = ac.processBlock(key, 0, key.length);
                // Algorithm 3.9.1
                byte[] ovs = IVGenerator.getIV(8);
                byte[] oks = IVGenerator.getIV(8);
                md.update(ownerPassword, 0, Math.min(ownerPassword.length, 127));
                md.update(ovs);

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Examples of com.itextpdf.text.pdf.crypto.AESCipherCBCnoPad.processBlock()

                // Algorithm 3.9.2
                md.update(ownerPassword, 0, Math.min(ownerPassword.length, 127));
                md.update(oks);
                md.update(userKey);
                ac = new AESCipherCBCnoPad(true, md.digest());
                oeKey = ac.processBlock(key, 0, key.length);
                // Algorithm 3.10
                byte[] permsp = IVGenerator.getIV(16);
                permsp[0] = (byte)permissions;
                permsp[1] = (byte)(permissions >> 8);
                permsp[2] = (byte)(permissions >> 16);

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