Examples with ASN1Integer com.mindbright.asn1.ASN1Integer used on opensource projects

Example 76 with ASN1Integer

use of com.mindbright.asn1.ASN1Integer in project robovm by robovm.

the class RSAPrivateKey method toASN1Primitive.

/**
     * This outputs the key in PKCS1v2 format.
     * <pre>
     *      RSAPrivateKey ::= SEQUENCE {
     *                          version Version,
     *                          modulus INTEGER, -- n
     *                          publicExponent INTEGER, -- e
     *                          privateExponent INTEGER, -- d
     *                          prime1 INTEGER, -- p
     *                          prime2 INTEGER, -- q
     *                          exponent1 INTEGER, -- d mod (p-1)
     *                          exponent2 INTEGER, -- d mod (q-1)
     *                          coefficient INTEGER, -- (inverse of q) mod p
     *                          otherPrimeInfos OtherPrimeInfos OPTIONAL
     *                      }
     *
     *      Version ::= INTEGER { two-prime(0), multi(1) }
     *        (CONSTRAINED BY {-- version must be multi if otherPrimeInfos present --})
     * </pre>
     * <p>
     * This routine is written to output PKCS1 version 2.1, private keys.
     */
public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector();
    // version
    v.add(new ASN1Integer(version));
    v.add(new ASN1Integer(getModulus()));
    v.add(new ASN1Integer(getPublicExponent()));
    v.add(new ASN1Integer(getPrivateExponent()));
    v.add(new ASN1Integer(getPrime1()));
    v.add(new ASN1Integer(getPrime2()));
    v.add(new ASN1Integer(getExponent1()));
    v.add(new ASN1Integer(getExponent2()));
    v.add(new ASN1Integer(getCoefficient()));
    if (otherPrimeInfos != null) {
        v.add(otherPrimeInfos);
    }
    return new DERSequence(v);
}

Example 77 with ASN1Integer

use of com.mindbright.asn1.ASN1Integer in project robovm by robovm.

the class RSAPrivateKeyStructure method toASN1Primitive.

/**
     * This outputs the key in PKCS1v2 format.
     * <pre>
     *      RSAPrivateKey ::= SEQUENCE {
     *                          version Version,
     *                          modulus INTEGER, -- n
     *                          publicExponent INTEGER, -- e
     *                          privateExponent INTEGER, -- d
     *                          prime1 INTEGER, -- p
     *                          prime2 INTEGER, -- q
     *                          exponent1 INTEGER, -- d mod (p-1)
     *                          exponent2 INTEGER, -- d mod (q-1)
     *                          coefficient INTEGER, -- (inverse of q) mod p
     *                          otherPrimeInfos OtherPrimeInfos OPTIONAL
     *                      }
     *
     *      Version ::= INTEGER { two-prime(0), multi(1) }
     *        (CONSTRAINED BY {-- version must be multi if otherPrimeInfos present --})
     * </pre>
     * <p>
     * This routine is written to output PKCS1 version 2.1, private keys.
     */
public ASN1Primitive toASN1Primitive() {
    ASN1EncodableVector v = new ASN1EncodableVector();
    // version
    v.add(new ASN1Integer(version));
    v.add(new ASN1Integer(getModulus()));
    v.add(new ASN1Integer(getPublicExponent()));
    v.add(new ASN1Integer(getPrivateExponent()));
    v.add(new ASN1Integer(getPrime1()));
    v.add(new ASN1Integer(getPrime2()));
    v.add(new ASN1Integer(getExponent1()));
    v.add(new ASN1Integer(getExponent2()));
    v.add(new ASN1Integer(getCoefficient()));
    if (otherPrimeInfos != null) {
        v.add(otherPrimeInfos);
    }
    return new DERSequence(v);
}

Example 78 with ASN1Integer

use of com.mindbright.asn1.ASN1Integer in project robovm by robovm.

the class ASN1Dump method _dumpAsString.

/**
     * dump a DER object as a formatted string with indentation
     *
     * @param obj the ASN1Primitive to be dumped out.
     */
static void _dumpAsString(String indent, boolean verbose, ASN1Primitive obj, StringBuffer buf) {
    String nl = System.getProperty("line.separator");
    if (obj instanceof ASN1Sequence) {
        Enumeration e = ((ASN1Sequence) obj).getObjects();
        String tab = indent + TAB;
        buf.append(indent);
        if (obj instanceof BERSequence) {
            buf.append("BER Sequence");
        } else if (obj instanceof DERSequence) {
            buf.append("DER Sequence");
        } else {
            buf.append("Sequence");
        }
        buf.append(nl);
        while (e.hasMoreElements()) {
            Object o = e.nextElement();
            if (o == null || o.equals(DERNull.INSTANCE)) {
                buf.append(tab);
                buf.append("NULL");
                buf.append(nl);
            } else if (o instanceof ASN1Primitive) {
                _dumpAsString(tab, verbose, (ASN1Primitive) o, buf);
            } else {
                _dumpAsString(tab, verbose, ((ASN1Encodable) o).toASN1Primitive(), buf);
            }
        }
    } else if (obj instanceof ASN1TaggedObject) {
        String tab = indent + TAB;
        buf.append(indent);
        if (obj instanceof BERTaggedObject) {
            buf.append("BER Tagged [");
        } else {
            buf.append("Tagged [");
        }
        ASN1TaggedObject o = (ASN1TaggedObject) obj;
        buf.append(Integer.toString(o.getTagNo()));
        buf.append(']');
        if (!o.isExplicit()) {
            buf.append(" IMPLICIT ");
        }
        buf.append(nl);
        if (o.isEmpty()) {
            buf.append(tab);
            buf.append("EMPTY");
            buf.append(nl);
        } else {
            _dumpAsString(tab, verbose, o.getObject(), buf);
        }
    } else if (obj instanceof ASN1Set) {
        Enumeration e = ((ASN1Set) obj).getObjects();
        String tab = indent + TAB;
        buf.append(indent);
        if (obj instanceof BERSet) {
            buf.append("BER Set");
        } else {
            buf.append("DER Set");
        }
        buf.append(nl);
        while (e.hasMoreElements()) {
            Object o = e.nextElement();
            if (o == null) {
                buf.append(tab);
                buf.append("NULL");
                buf.append(nl);
            } else if (o instanceof ASN1Primitive) {
                _dumpAsString(tab, verbose, (ASN1Primitive) o, buf);
            } else {
                _dumpAsString(tab, verbose, ((ASN1Encodable) o).toASN1Primitive(), buf);
            }
        }
    } else if (obj instanceof ASN1OctetString) {
        ASN1OctetString oct = (ASN1OctetString) obj;
        if (obj instanceof BEROctetString || obj instanceof BERConstructedOctetString) {
            buf.append(indent + "BER Constructed Octet String" + "[" + oct.getOctets().length + "] ");
        } else {
            buf.append(indent + "DER Octet String" + "[" + oct.getOctets().length + "] ");
        }
        if (verbose) {
            buf.append(dumpBinaryDataAsString(indent, oct.getOctets()));
        } else {
            buf.append(nl);
        }
    } else if (obj instanceof ASN1ObjectIdentifier) {
        buf.append(indent + "ObjectIdentifier(" + ((ASN1ObjectIdentifier) obj).getId() + ")" + nl);
    } else if (obj instanceof DERBoolean) {
        buf.append(indent + "Boolean(" + ((DERBoolean) obj).isTrue() + ")" + nl);
    } else if (obj instanceof ASN1Integer) {
        buf.append(indent + "Integer(" + ((ASN1Integer) obj).getValue() + ")" + nl);
    } else if (obj instanceof DERBitString) {
        DERBitString bt = (DERBitString) obj;
        buf.append(indent + "DER Bit String" + "[" + bt.getBytes().length + ", " + bt.getPadBits() + "] ");
        if (verbose) {
            buf.append(dumpBinaryDataAsString(indent, bt.getBytes()));
        } else {
            buf.append(nl);
        }
    } else if (obj instanceof DERIA5String) {
        buf.append(indent + "IA5String(" + ((DERIA5String) obj).getString() + ") " + nl);
    } else if (obj instanceof DERUTF8String) {
        buf.append(indent + "UTF8String(" + ((DERUTF8String) obj).getString() + ") " + nl);
    } else if (obj instanceof DERPrintableString) {
        buf.append(indent + "PrintableString(" + ((DERPrintableString) obj).getString() + ") " + nl);
    } else if (obj instanceof DERVisibleString) {
        buf.append(indent + "VisibleString(" + ((DERVisibleString) obj).getString() + ") " + nl);
    } else if (obj instanceof DERBMPString) {
        buf.append(indent + "BMPString(" + ((DERBMPString) obj).getString() + ") " + nl);
    } else if (obj instanceof DERT61String) {
        buf.append(indent + "T61String(" + ((DERT61String) obj).getString() + ") " + nl);
    } else if (obj instanceof DERUTCTime) {
        buf.append(indent + "UTCTime(" + ((DERUTCTime) obj).getTime() + ") " + nl);
    } else if (obj instanceof DERGeneralizedTime) {
        buf.append(indent + "GeneralizedTime(" + ((DERGeneralizedTime) obj).getTime() + ") " + nl);
    } else if (obj instanceof BERApplicationSpecific) {
        buf.append(outputApplicationSpecific("BER", indent, verbose, obj, nl));
    } else if (obj instanceof DERApplicationSpecific) {
        buf.append(outputApplicationSpecific("DER", indent, verbose, obj, nl));
    } else if (obj instanceof DEREnumerated) {
        DEREnumerated en = (DEREnumerated) obj;
        buf.append(indent + "DER Enumerated(" + en.getValue() + ")" + nl);
    } else if (obj instanceof DERExternal) {
        DERExternal ext = (DERExternal) obj;
        buf.append(indent + "External " + nl);
        String tab = indent + TAB;
        if (ext.getDirectReference() != null) {
            buf.append(tab + "Direct Reference: " + ext.getDirectReference().getId() + nl);
        }
        if (ext.getIndirectReference() != null) {
            buf.append(tab + "Indirect Reference: " + ext.getIndirectReference().toString() + nl);
        }
        if (ext.getDataValueDescriptor() != null) {
            _dumpAsString(tab, verbose, ext.getDataValueDescriptor(), buf);
        }
        buf.append(tab + "Encoding: " + ext.getEncoding() + nl);
        _dumpAsString(tab, verbose, ext.getExternalContent(), buf);
    } else {
        buf.append(indent + obj.toString() + nl);
    }
}

Example 79 with ASN1Integer

use of com.mindbright.asn1.ASN1Integer in project robovm by robovm.

the class SignedData method calculateVersion.

// RFC3852, section 5.1:
// IF ((certificates is present) AND
//    (any certificates with a type of other are present)) OR
//    ((crls is present) AND
//    (any crls with a type of other are present))
// THEN version MUST be 5
// ELSE
//    IF (certificates is present) AND
//       (any version 2 attribute certificates are present)
//    THEN version MUST be 4
//    ELSE
//       IF ((certificates is present) AND
//          (any version 1 attribute certificates are present)) OR
//          (any SignerInfo structures are version 3) OR
//          (encapContentInfo eContentType is other than id-data)
//       THEN version MUST be 3
//       ELSE version MUST be 1
//
private ASN1Integer calculateVersion(ASN1ObjectIdentifier contentOid, ASN1Set certs, ASN1Set crls, ASN1Set signerInfs) {
    boolean otherCert = false;
    boolean otherCrl = false;
    boolean attrCertV1Found = false;
    boolean attrCertV2Found = false;
    if (certs != null) {
        for (Enumeration en = certs.getObjects(); en.hasMoreElements(); ) {
            Object obj = en.nextElement();
            if (obj instanceof ASN1TaggedObject) {
                ASN1TaggedObject tagged = ASN1TaggedObject.getInstance(obj);
                if (tagged.getTagNo() == 1) {
                    attrCertV1Found = true;
                } else if (tagged.getTagNo() == 2) {
                    attrCertV2Found = true;
                } else if (tagged.getTagNo() == 3) {
                    otherCert = true;
                }
            }
        }
    }
    if (otherCert) {
        return new ASN1Integer(5);
    }
    if (// no need to check if otherCert is true
    crls != null) {
        for (Enumeration en = crls.getObjects(); en.hasMoreElements(); ) {
            Object obj = en.nextElement();
            if (obj instanceof ASN1TaggedObject) {
                otherCrl = true;
            }
        }
    }
    if (otherCrl) {
        return VERSION_5;
    }
    if (attrCertV2Found) {
        return VERSION_4;
    }
    if (attrCertV1Found) {
        return VERSION_3;
    }
    if (checkForVersion3(signerInfs)) {
        return VERSION_3;
    }
    if (!CMSObjectIdentifiers.data.equals(contentOid)) {
        return VERSION_3;
    }
    return VERSION_1;
}

Example 80 with ASN1Integer

use of com.mindbright.asn1.ASN1Integer in project platform_frameworks_base by android.

the class ESTHandler method buildCSR.

private byte[] buildCSR(ByteBuffer octetBuffer, OMADMAdapter omadmAdapter, HTTPHandler httpHandler) throws IOException, GeneralSecurityException {
    //Security.addProvider(new BouncyCastleProvider());
    Log.d(TAG, "/csrattrs:");
    /*
        byte[] octets = new byte[octetBuffer.remaining()];
        octetBuffer.duplicate().get(octets);
        for (byte b : octets) {
            System.out.printf("%02x ", b & 0xff);
        }
        */
    Collection<Asn1Object> csrs = Asn1Decoder.decode(octetBuffer);
    for (Asn1Object asn1Object : csrs) {
        Log.d(TAG, asn1Object.toString());
    }
    if (csrs.size() != 1) {
        throw new IOException("Unexpected object count in CSR attributes response: " + csrs.size());
    }
    Asn1Object sequence = csrs.iterator().next();
    if (sequence.getClass() != Asn1Constructed.class) {
        throw new IOException("Unexpected CSR attribute container: " + sequence);
    }
    String keyAlgo = null;
    Asn1Oid keyAlgoOID = null;
    String sigAlgo = null;
    String curveName = null;
    Asn1Oid pubCrypto = null;
    int keySize = -1;
    Map<Asn1Oid, ASN1Encodable> idAttributes = new HashMap<>();
    for (Asn1Object child : sequence.getChildren()) {
        if (child.getTag() == Asn1Decoder.TAG_OID) {
            Asn1Oid oid = (Asn1Oid) child;
            OidMappings.SigEntry sigEntry = OidMappings.getSigEntry(oid);
            if (sigEntry != null) {
                sigAlgo = sigEntry.getSigAlgo();
                keyAlgoOID = sigEntry.getKeyAlgo();
                keyAlgo = OidMappings.getJCEName(keyAlgoOID);
            } else if (oid.equals(OidMappings.sPkcs9AtChallengePassword)) {
                byte[] tlsUnique = httpHandler.getTLSUnique();
                if (tlsUnique != null) {
                    idAttributes.put(oid, new DERPrintableString(Base64.encodeToString(tlsUnique, Base64.DEFAULT)));
                } else {
                    Log.w(TAG, "Cannot retrieve TLS unique channel binding");
                }
            }
        } else if (child.getTag() == Asn1Decoder.TAG_SEQ) {
            Asn1Oid oid = null;
            Set<Asn1Oid> oidValues = new HashSet<>();
            List<Asn1Object> values = new ArrayList<>();
            for (Asn1Object attributeSeq : child.getChildren()) {
                if (attributeSeq.getTag() == Asn1Decoder.TAG_OID) {
                    oid = (Asn1Oid) attributeSeq;
                } else if (attributeSeq.getTag() == Asn1Decoder.TAG_SET) {
                    for (Asn1Object value : attributeSeq.getChildren()) {
                        if (value.getTag() == Asn1Decoder.TAG_OID) {
                            oidValues.add((Asn1Oid) value);
                        } else {
                            values.add(value);
                        }
                    }
                }
            }
            if (oid == null) {
                throw new IOException("Invalid attribute, no OID");
            }
            if (oid.equals(OidMappings.sExtensionRequest)) {
                for (Asn1Oid subOid : oidValues) {
                    if (OidMappings.isIDAttribute(subOid)) {
                        if (subOid.equals(OidMappings.sMAC)) {
                            idAttributes.put(subOid, new DERIA5String(omadmAdapter.getMAC()));
                        } else if (subOid.equals(OidMappings.sIMEI)) {
                            idAttributes.put(subOid, new DERIA5String(omadmAdapter.getImei()));
                        } else if (subOid.equals(OidMappings.sMEID)) {
                            idAttributes.put(subOid, new DERBitString(omadmAdapter.getMeid()));
                        } else if (subOid.equals(OidMappings.sDevID)) {
                            idAttributes.put(subOid, new DERPrintableString(omadmAdapter.getDevID()));
                        }
                    }
                }
            } else if (OidMappings.getCryptoID(oid) != null) {
                pubCrypto = oid;
                if (!values.isEmpty()) {
                    for (Asn1Object value : values) {
                        if (value.getTag() == Asn1Decoder.TAG_INTEGER) {
                            keySize = (int) ((Asn1Integer) value).getValue();
                        }
                    }
                }
                if (oid.equals(OidMappings.sAlgo_EC)) {
                    if (oidValues.isEmpty()) {
                        throw new IOException("No ECC curve name provided");
                    }
                    for (Asn1Oid value : oidValues) {
                        curveName = OidMappings.getJCEName(value);
                        if (curveName != null) {
                            break;
                        }
                    }
                    if (curveName == null) {
                        throw new IOException("Found no ECC curve for " + oidValues);
                    }
                }
            }
        }
    }
    if (keyAlgoOID == null) {
        throw new IOException("No public key algorithm specified");
    }
    if (pubCrypto != null && !pubCrypto.equals(keyAlgoOID)) {
        throw new IOException("Mismatching key algorithms");
    }
    if (keyAlgoOID.equals(OidMappings.sAlgo_RSA)) {
        if (keySize < MinRSAKeySize) {
            if (keySize >= 0) {
                Log.i(TAG, "Upgrading suggested RSA key size from " + keySize + " to " + MinRSAKeySize);
            }
            keySize = MinRSAKeySize;
        }
    }
    Log.d(TAG, String.format("pub key '%s', signature '%s', ECC curve '%s', id-atts %s", keyAlgo, sigAlgo, curveName, idAttributes));
    /*
          Ruckus:
            SEQUENCE:
              OID=1.2.840.113549.1.1.11 (algo_id_sha256WithRSAEncryption)

          RFC-7030:
            SEQUENCE:
              OID=1.2.840.113549.1.9.7 (challengePassword)
              SEQUENCE:
                OID=1.2.840.10045.2.1 (algo_id_ecPublicKey)
                SET:
                  OID=1.3.132.0.34 (secp384r1)
              SEQUENCE:
                OID=1.2.840.113549.1.9.14 (extensionRequest)
                SET:
                  OID=1.3.6.1.1.1.1.22 (mac-address)
              OID=1.2.840.10045.4.3.3 (eccdaWithSHA384)

              1L, 3L, 6L, 1L, 1L, 1L, 1L, 22
         */
    // ECC Does not appear to be supported currently
    KeyPairGenerator kpg = KeyPairGenerator.getInstance(keyAlgo);
    if (curveName != null) {
        AlgorithmParameters algorithmParameters = AlgorithmParameters.getInstance(keyAlgo);
        algorithmParameters.init(new ECNamedCurveGenParameterSpec(curveName));
        kpg.initialize(algorithmParameters.getParameterSpec(ECNamedCurveGenParameterSpec.class));
    } else {
        kpg.initialize(keySize);
    }
    KeyPair kp = kpg.generateKeyPair();
    X500Principal subject = new X500Principal("CN=Android, O=Google, C=US");
    mClientKey = kp.getPrivate();
    // !!! Map the idAttributes into an ASN1Set of values to pass to
    // the PKCS10CertificationRequest - this code is using outdated BC classes and
    // has *not* been tested.
    ASN1Set attributes;
    if (!idAttributes.isEmpty()) {
        ASN1EncodableVector payload = new DEREncodableVector();
        for (Map.Entry<Asn1Oid, ASN1Encodable> entry : idAttributes.entrySet()) {
            DERObjectIdentifier type = new DERObjectIdentifier(entry.getKey().toOIDString());
            ASN1Set values = new DERSet(entry.getValue());
            Attribute attribute = new Attribute(type, values);
            payload.add(attribute);
        }
        attributes = new DERSet(payload);
    } else {
        attributes = null;
    }
    return new PKCS10CertificationRequest(sigAlgo, subject, kp.getPublic(), attributes, mClientKey).getEncoded();
}