PBEParametersGenerator generator = makePBEGenerator(pbeKey.getType(), pbeKey.getDigest()); byte[] key = pbeKey.getEncoded(); CipherParameters param;
param = PBE.Util.makePBEMacParameters(k, PKCS12, digest, keySize, pbeSpec); param = PBE.Util.makePBEMacParameters(k, params);
param = PBE.Util.makePBEParameters(k, params, wrapEngine.getAlgorithmName());
param = PBE.Util.makePBEParameters(k.getEncoded(), PKCS12, digest, keySizeInBits, ivLength * 8, pbeSpec, cipher.getAlgorithmName()); param = PBE.Util.makePBEParameters(k.getEncoded(), PKCS12, digest, keySizeInBits, ivLength * 8, pbeSpec, cipher.getAlgorithmName()); param = PBE.Util.makePBEParameters(k.getEncoded(), PKCS5S1, digest, keySizeInBits, ivLength * 8, pbeSpec, cipher.getAlgorithmName()); if (param instanceof ParametersWithIV) param = PBE.Util.makePBEParameters(k, params, cipher.getUnderlyingCipher().getAlgorithmName()); param = PBE.Util.makePBEParameters(k.getEncoded(), scheme, digest, keySizeInBits, ivLength * 8, pbeSpec, cipher.getAlgorithmName()); if (param instanceof ParametersWithIV)
PBEParametersGenerator generator = makePBEGenerator(scheme, digest); byte[] key = pbeKey; CipherParameters param;
param = PBE.Util.makePBEParameters(k.getEncoded(), PKCS12, digest, keySizeInBits, ivLength * 8, pbeSpec, cipher.getAlgorithmName()); param = PBE.Util.makePBEParameters(k, params, cipher.getAlgorithmName()); pbeSpec = (PBEParameterSpec)params;
int keySize = pbeSpec.getKeyLength(); int ivSize = -1; // JDK 1,2 and earlier does not understand simplified version. CipherParameters param = PBE.Util.makePBEMacParameters(pbeSpec, scheme, digest, keySize); int keySize = pbeSpec.getKeyLength(); int ivSize = -1; // JDK 1,2 and earlier does not understand simplified version. CipherParameters param = PBE.Util.makePBEMacParameters(pbeSpec, scheme, digest, keySize);
param = PBE.Util.makePBEParameters(pbeSpec, scheme, digest, keySize, ivSize); param = PBE.Util.makePBEMacParameters(pbeSpec, scheme, digest, keySize);
/** * construct a key and iv (if necessary) suitable for use with a * Cipher. */ public static CipherParameters makePBEParameters( PBEKeySpec keySpec, int type, int hash, int keySize, int ivSize) { PBEParametersGenerator generator = makePBEGenerator(type, hash); byte[] key; CipherParameters param; key = convertPassword(type, keySpec); generator.init(key, keySpec.getSalt(), keySpec.getIterationCount()); if (ivSize != 0) { param = generator.generateDerivedParameters(keySize, ivSize); } else { param = generator.generateDerivedParameters(keySize); } for (int i = 0; i != key.length; i++) { key[i] = 0; } return param; }
/** * generate a PBE based key suitable for a MAC algorithm, the * key size is chosen according the MAC size, or the hashing algorithm, * whichever is greater. */ public static CipherParameters makePBEMacParameters( PBEKeySpec keySpec, int type, int hash, int keySize) { PBEParametersGenerator generator = makePBEGenerator(type, hash); byte[] key; CipherParameters param; key = convertPassword(type, keySpec); generator.init(key, keySpec.getSalt(), keySpec.getIterationCount()); param = generator.generateDerivedMacParameters(keySize); for (int i = 0; i != key.length; i++) { key[i] = 0; } return param; }
/** * generate a PBE based key suitable for a MAC algorithm, the * key size is chosen according the MAC size, or the hashing algorithm, * whichever is greater. */ public static CipherParameters makePBEMacParameters( BCPBEKey pbeKey, AlgorithmParameterSpec spec) { if ((spec == null) || !(spec instanceof PBEParameterSpec)) { throw new IllegalArgumentException("Need a PBEParameter spec with a PBE key."); } PBEParameterSpec pbeParam = (PBEParameterSpec)spec; PBEParametersGenerator generator = makePBEGenerator(pbeKey.getType(), pbeKey.getDigest()); byte[] key = pbeKey.getEncoded(); CipherParameters param; generator.init(key, pbeParam.getSalt(), pbeParam.getIterationCount()); param = generator.generateDerivedMacParameters(pbeKey.getKeySize()); return param; }
protected SecretKey engineGenerateSecret( KeySpec keySpec) throws InvalidKeySpecException { if (keySpec instanceof PBEKeySpec) { PBEKeySpec pbeSpec = (PBEKeySpec)keySpec; CipherParameters param; if (pbeSpec.getSalt() == null) { return new BCPBEKey(this.algName, this.algOid, scheme, digest, keySize, ivSize, pbeSpec, null); } if (forCipher) { param = PBE.Util.makePBEParameters(pbeSpec, scheme, digest, keySize, ivSize); } else { param = PBE.Util.makePBEMacParameters(pbeSpec, scheme, digest, keySize); } return new BCPBEKey(this.algName, this.algOid, scheme, digest, keySize, ivSize, pbeSpec, param); } throw new InvalidKeySpecException("Invalid KeySpec"); } }
/** * generate a PBE based key suitable for a MAC algorithm, the * key size is chosen according the MAC size, or the hashing algorithm, * whichever is greater. */ public static CipherParameters makePBEMacParameters( SecretKey key, int type, int hash, int keySize, PBEParameterSpec pbeSpec) { PBEParametersGenerator generator = makePBEGenerator(type, hash); CipherParameters param; byte[] keyBytes = key.getEncoded(); generator.init(key.getEncoded(), pbeSpec.getSalt(), pbeSpec.getIterationCount()); param = generator.generateDerivedMacParameters(keySize); for (int i = 0; i != keyBytes.length; i++) { keyBytes[i] = 0; } return param; }