Class PKCS1_PSS


  • public class PKCS1_PSS
    extends java.security.SignatureSpi
    • Constructor Detail

      • PKCS1_PSS

        public PKCS1_PSS()
    • Method Detail

      • engineSetParameter

        @Deprecated
        protected void engineSetParameter​(java.lang.String param1,
                                          java.lang.Object value)
        Deprecated.
        Specified by:
        engineSetParameter in class java.security.SignatureSpi
      • engineSetParameter

        protected void engineSetParameter​(java.security.spec.AlgorithmParameterSpec param1)
                                   throws java.security.InvalidAlgorithmParameterException
        Overrides:
        engineSetParameter in class java.security.SignatureSpi
        Throws:
        java.security.InvalidAlgorithmParameterException
      • engineGetParameter

        @Deprecated
        protected java.lang.Object engineGetParameter​(java.lang.String parameter)
        Deprecated.
        Specified by:
        engineGetParameter in class java.security.SignatureSpi
      • getMessageDigest

        public static java.security.MessageDigest getMessageDigest​(SignatureParamSpec spec)
      • engineInitSign

        protected void engineInitSign​(java.security.PrivateKey privateKey)
        Specified by:
        engineInitSign in class java.security.SignatureSpi
      • engineInitVerify

        protected void engineInitVerify​(java.security.PublicKey publicKey)
        Specified by:
        engineInitVerify in class java.security.SignatureSpi
      • engineUpdate

        protected void engineUpdate​(byte b)
        Specified by:
        engineUpdate in class java.security.SignatureSpi
      • engineUpdate

        protected void engineUpdate​(byte[] b,
                                    int offset,
                                    int length)
        Specified by:
        engineUpdate in class java.security.SignatureSpi
      • engineSign

        protected int engineSign​(byte[] output,
                                 int offset,
                                 int len)
                          throws java.security.SignatureException
        Overrides:
        engineSign in class java.security.SignatureSpi
        Throws:
        java.security.SignatureException
      • engineSign

        protected byte[] engineSign()
        Specified by:
        engineSign in class java.security.SignatureSpi
      • engineVerify

        protected boolean engineVerify​(byte[] sig)
        Specified by:
        engineVerify in class java.security.SignatureSpi
      • emsa_pss_encode

        public static byte[] emsa_pss_encode​(SignatureParamSpec spec,
                                             byte[] msg,
                                             int emBits)
      • emsa_pss_verify

        public static boolean emsa_pss_verify​(SignatureParamSpec spec,
                                              byte[] msg,
                                              byte[] EM,
                                              int emBits)
      • calculateEMBitLen

        public static int calculateEMBitLen​(java.math.BigInteger modulus)