Package com.maverick.crypto.asn1

Examples of com.maverick.crypto.asn1.DEREnumerated

115
116
117
118
119
120
121
122
123
124
125
126
127
    public static void main(String[] args) {

        try {
            SSLContext ssl = new SSLContext();
            // Now read the certificate
            DERInputStream der = new DERInputStream(new FileInputStream("c:/exported.cer")); //$NON-NLS-1$

            ASN1Sequence certificate = (ASN1Sequence) der.readObject();

            // Get the x509 certificate structure
            X509Certificate x509 = new X509Certificate(X509CertificateStructure.getInstance(certificate));

            System.out.println(x509.getIssuerDN());
View Full Code Here
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
                            MD5Digest digest = new MD5Digest();
                            digest.update(x509.getTBSCertificate(), 0, x509.getTBSCertificate().length);
                            byte[] hash = new byte[digest.getDigestSize()];
                            digest.doFinal(hash, 0);

                            DERInputStream der = new DERInputStream(new ByteArrayInputStream(sig));

                            ASN1Sequence o = (ASN1Sequence) der.readObject();

                            ASN1Sequence o1 = (ASN1Sequence) o.getObjectAt(0);

                            DERObjectIdentifier o2 = (DERObjectIdentifier) o1.getObjectAt(0);
                            ASN1OctetString o3 = (ASN1OctetString) o.getObjectAt(1);

                            byte[] actual = o3.getOctets();

                            for (int i = 0; i < actual.length; i++) {
                                if (actual[i] != hash[i]) {
                                    return false;
                                }
                            }

                        } catch (IOException ex1) {
                            throw new SSLException(SSLException.INTERNAL_ERROR, ex1.getMessage());
                        }

                    } else if (x509.getSigAlgName().equals("SHA1WithRSAEncryption")) { //$NON-NLS-1$

                        try {
                            byte[] blob = x509.getSignature();

                            // Check for signed bit
                            if ((blob[0] & 0x80) == 0x80) {
                                blob = new byte[x509.getSignature().length + 1];
                                blob[0] = 0;
                                System.arraycopy(x509.getSignature(), 0, blob, 1, x509.getSignature().length);
                            }

                            BigInteger input = new BigInteger(blob);
                            RsaPublicKey r = (RsaPublicKey) trusted.getPublicKey();

                            BigInteger decoded = Rsa.doPublic(input, r.getModulus(), r.getPublicExponent());

                            BigInteger result = Rsa.removePKCS1(decoded, 0x01);
                            byte[] sig = result.toByteArray();

                            SHA1Digest digest = new SHA1Digest();
                            digest.update(x509.getTBSCertificate(), 0, x509.getTBSCertificate().length);
                            byte[] hash = new byte[digest.getDigestSize()];
                            digest.doFinal(hash, 0);

                            DERInputStream der = new DERInputStream(new ByteArrayInputStream(sig));

                            ASN1Sequence o = (ASN1Sequence) der.readObject();

                            ASN1Sequence o1 = (ASN1Sequence) o.getObjectAt(0);

                            DERObjectIdentifier o2 = (DERObjectIdentifier) o1.getObjectAt(0);
                            ASN1OctetString o3 = (ASN1OctetString) o.getObjectAt(1);
View Full Code Here
102
103
104
105
106
107
108
109
110
111
112
            version = DERInteger.getInstance(seq.getObjectAt(0));
        }
        else
        {
            seqStart = -1;          // field 0 is missing!
            version = new DERInteger(0);
        }

        serialNumber = DERInteger.getInstance(seq.getObjectAt(seqStart + 1));

        signature = AlgorithmIdentifier.getInstance(seq.getObjectAt(seqStart + 2));
View Full Code Here
99
100
101
102
103
104
105
106
107
108
     */
    public DERObject getDERObject()
    {
        ASN1EncodableVector  v = new ASN1EncodableVector();

        v.add(new DERInteger(getModulus()));
        v.add(new DERInteger(getPublicExponent()));

        return new DERSequence(v);
    }
View Full Code Here
88
89
90
91
92
93
94
95
96
97
98
        int     pathLenConstraint)
    {
      if (cA )
      {
          this.cA = new DERBoolean(cA);
          this.pathLenConstraint = new DERInteger(pathLenConstraint);
      }
      else
      {
        this.cA = null;
        this.pathLenConstraint = null;
View Full Code Here
120
121
122
123
124
125
126
   */
  public BasicConstraints(
    int     pathLenConstraint)
  {
    this.cA = new DERBoolean(true);
    this.pathLenConstraint = new DERInteger(pathLenConstraint);
  }
View Full Code Here
243
244
245
246
247
248
249
250
251
252
253
        e = this.ordering.elements();

        while (e.hasMoreElements())
        {
            DERObjectIdentifier     oid = (DERObjectIdentifier)e.nextElement();
            X509Extension           ext = (X509Extension)extensions.get(oid);

            this.extensions.put(oid, ext);
        }
    }
View Full Code Here
277
278
279
280
281
282
283
284
285
286
287
        ASN1EncodableVector     vec = new ASN1EncodableVector();
        Enumeration             e = ordering.elements();

        while (e.hasMoreElements())
        {
            DERObjectIdentifier     oid = (DERObjectIdentifier)e.nextElement();
            X509Extension           ext = (X509Extension)extensions.get(oid);
            ASN1EncodableVector     v = new ASN1EncodableVector();

            v.add(oid);
View Full Code Here
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
            {
                Enumeration     e = extensions.oids();

                while (e.hasMoreElements())
                {
                    DERObjectIdentifier oid = (DERObjectIdentifier)e.nextElement();
                    X509Extension       ext = extensions.getExtension(oid);

                    if (ext.isCritical())
                    {
                        set.addElement(oid.getId());
                    }
                }

                X509Extension[] ext = new X509Extension[set.size()];
                set.copyInto(ext);
View Full Code Here
381
382
383
384
385
386
387
388
389
390
391
    {
        X509Extensions exts = c.getTBSCertificate().getExtensions();

        if (exts != null)
        {
            X509Extension   ext = exts.getExtension(new DERObjectIdentifier(oid));
            if (ext != null)
            {
                return ext.getValue().getOctets();
            }
        }
View Full Code Here
TOP

Related Classes of com.maverick.crypto.asn1.DEREnumerated

  • com.adito.boot.KeyStoreManager
  • com.itextpdf.text.pdf.LtvVerification
  • com.itextpdf.text.pdf.PdfPKCS7
  • com.lowagie.text.pdf.PdfPKCS7
  • com.maverick.crypto.asn1.ASN1EncodableVector
  • com.maverick.crypto.asn1.ASN1Sequence
  • com.maverick.crypto.asn1.DERBitString
  • com.maverick.crypto.asn1.DERBoolean
  • com.maverick.crypto.asn1.DERGeneralizedTime
  • com.maverick.crypto.asn1.DERInputStream
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.