Examples with ASN1Object com.mindbright.asn1.ASN1Object used on opensource projects

Example 61 with ASN1Object

use of com.mindbright.asn1.ASN1Object in project SpringRemote by HaleyWang.

the class SSH2KeyPairFile method writeKeyPair.

public static byte[] writeKeyPair(ASCIIArmour armour, String password, SecureRandom random, KeyPair keyPair) throws SSH2FatalException {
    ASN1Object pem;
    PublicKey publicKey = keyPair.getPublic();
    int headType;
    if (publicKey instanceof DSAPublicKey) {
        DSAPublicKey pubKey = (DSAPublicKey) keyPair.getPublic();
        DSAPrivateKey prvKey = (DSAPrivateKey) keyPair.getPrivate();
        DSAParams params = pubKey.getParams();
        pem = new PEMDSAPrivate(0, params.getP(), params.getQ(), params.getG(), pubKey.getY(), prvKey.getX());
        headType = TYPE_PEM_DSA;
    } else if (publicKey instanceof RSAPublicKey) {
        RSAPublicKey pubKey = (RSAPublicKey) keyPair.getPublic();
        RSAPrivateCrtKey prvKey = (RSAPrivateCrtKey) keyPair.getPrivate();
        pem = new PEMRSAPrivate(0, pubKey.getModulus(), pubKey.getPublicExponent(), prvKey.getPrivateExponent(), prvKey.getPrimeP(), prvKey.getPrimeQ(), prvKey.getCrtCoefficient());
        headType = TYPE_PEM_RSA;
    } else if (publicKey instanceof ECPublicKey) {
        ECPublicKey pubKey = (ECPublicKey) keyPair.getPublic();
        ECPrivateKey prvKey = (ECPrivateKey) keyPair.getPrivate();
        pem = new PEMECPrivate(pubKey, prvKey);
        headType = TYPE_PEM_EC;
    } else {
        throw new SSH2FatalException("Unsupported key type: " + publicKey);
    }
    armour.setHeaderLine(BEGIN_PRV_KEY[headType]);
    armour.setTailLine(END_PRV_KEY[headType]);
    ByteArrayOutputStream enc = new ByteArrayOutputStream(128);
    ASN1DER der = new ASN1DER();
    try {
        der.encode(enc, pem);
    } catch (IOException e) {
        throw new SSH2FatalException("Error while DER encoding");
    }
    byte[] keyBlob = enc.toByteArray();
    if (password != null && password.length() > 0) {
        byte[] iv = new byte[16];
        random.setSeed(keyBlob);
        for (int i = 0; i < iv.length; i++) {
            byte[] r = new byte[1];
            do {
                random.nextBytes(r);
                iv[i] = r[0];
            } while (iv[i] == 0x00);
        }
        armour.setHeaderField(PRV_PROCTYPE, "4,ENCRYPTED");
        armour.setHeaderField(PRV_DEKINFO, "AES-128-CBC," + HexDump.toString(iv).toUpperCase());
        int encLen = (16 - (keyBlob.length % 16)) + keyBlob.length;
        byte[] encBuf = new byte[encLen];
        doCipher(Cipher.ENCRYPT_MODE, "AES/CBC/PKCS5Padding", password, keyBlob, keyBlob.length, encBuf, iv);
        keyBlob = encBuf;
    }
    return keyBlob;
}

Example 62 with ASN1Object

use of com.mindbright.asn1.ASN1Object in project SpringRemote by HaleyWang.

the class AttributeTypeAndValue method valueAsString.

private String valueAsString() {
    ASN1Object vo = value.getValue();
    String vs = "<unknown>";
    if (vo instanceof DirectoryString) {
        vs = ((DirectoryString) vo).getString();
    } else if (vo instanceof ASN1CharString) {
        vs = ((ASN1CharString) vo).getValue();
    } else if (vo instanceof ASN1PrintableString) {
        vs = ((ASN1PrintableString) vo).getValue();
    } else if (vo instanceof ASN1BitString) {
        vs = ((ASN1BitString) vo).toPrintableString();
    }
    return vs;
}

Example 63 with ASN1Object

use of com.mindbright.asn1.ASN1Object in project SpringRemote by HaleyWang.

the class X509Certificate method getExtensionWithOID.

private ASN1Object getExtensionWithOID(String oid, Class<?> c) {
    try {
        Extensions es = certificate.tbsCertificate.extensions;
        for (int i = 0; i < es.getCount(); i++) {
            Extension e = (Extension) es.getComponent(i);
            if (e.extnID.getString().equals(oid)) {
                ASN1DER der = new ASN1DER();
                ByteArrayInputStream ba = new ByteArrayInputStream(e.extnValue.getRaw());
                ASN1Object obj = (ASN1Object) c.newInstance();
                der.decode(ba, obj);
                return obj;
            }
        }
    } catch (Throwable t) {
    }
    return null;
}

Example 64 with ASN1Object

use of com.mindbright.asn1.ASN1Object in project SpringRemote by HaleyWang.

the class PKCS12KeyStore method getAttribute.

private String getAttribute(SafeBag safeBag, String attrType) {
    int cnt = safeBag.bagAttributes.getCount();
    String value = null;
    for (int i = 0; i < cnt; i++) {
        Attribute a = (Attribute) safeBag.bagAttributes.getComponent(i);
        if (attrType.equals(a.type.getString())) {
            ASN1Object v = a.values.getComponent(0);
            if (v instanceof ASN1CharString) {
                value = ((ASN1CharString) v).getValue();
            } else if (v instanceof ASN1OctetString) {
                value = HexDump.toString(((ASN1OctetString) v).getRaw());
            } else {
                value = v.toString();
            }
        }
    }
    return value;
}

Example 65 with ASN1Object

use of com.mindbright.asn1.ASN1Object in project titan.EclipsePlug-ins by eclipse.

the class Undefined_FieldSpecification method classifyFieldSpecification.

private void classifyFieldSpecification(final CompilationTimeStamp timestamp) {
    final IReferenceChain temporalReferenceChain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
    if (isOptional && (null != defaultSetting1 || null != mDefaultSetting)) {
        location.reportSemanticError("OPTIONAL and DEFAULT are mutually exclusive");
        isOptional = false;
    }
    if (temporalReferenceChain.add(this) && null != governorReference) {
        governorReference.setMyScope(myObjectClass.getMyScope());
        if (null != defaultSetting1) {
            defaultSetting1.setMyScope(myObjectClass.getMyScope());
        }
        if (identifier.isvalidAsnObjectSetFieldReference() && governorReference.refersToSettingType(timestamp, Setting_type.S_OC, temporalReferenceChain)) {
            ObjectSet defaultObjectset = null;
            if (null != mDefaultSetting) {
                defaultObjectset = new ObjectSet_definition(mDefaultSetting);
            }
            final ObjectClass_refd oc = new ObjectClass_refd(governorReference);
            oc.setLocation(governorReference.getLocation());
            fieldSpecification = new ObjectSet_FieldSpecification(identifier, oc, isOptional, defaultObjectset);
        } else if (identifier.isvalidAsnObjectFieldReference() && governorReference.refersToSettingType(timestamp, Setting_type.S_OC, temporalReferenceChain)) {
            ASN1Object defaultObject = null;
            if (null != defaultSetting1) {
                defaultObject = new ReferencedObject(defaultSetting1);
            } else if (null != mDefaultSetting) {
                defaultObject = new Object_Definition(mDefaultSetting);
            }
            fieldSpecification = new Object_FieldSpecification(identifier, new ObjectClass_refd(governorReference), isOptional, defaultObject);
        } else if (identifier.isvalidAsnValueFieldReference() && (governorReference.refersToSettingType(timestamp, Setting_type.S_T, temporalReferenceChain) || governorReference.refersToSettingType(timestamp, Setting_type.S_VS, temporalReferenceChain))) {
            IValue defaultValue = null;
            if (null != defaultSetting1) {
                if (defaultSetting1 instanceof Defined_Reference && null == defaultSetting1.getModuleIdentifier()) {
                    defaultValue = new Undefined_LowerIdentifier_Value(defaultSetting1.getId().newInstance());
                } else {
                    defaultValue = new Referenced_Value(defaultSetting1);
                }
            } else if (null != mDefaultSetting) {
                defaultValue = new Undefined_Block_Value(mDefaultSetting);
            }
            fieldSpecification = new FixedTypeValue_FieldSpecification(identifier, new Referenced_Type(governorReference), false, isOptional, null != defaultSetting1 && null != mDefaultSetting, defaultValue);
        }
    }
    if (null == fieldSpecification) {
        location.reportSemanticError(CANNOTRECOGNISE);
        fieldSpecification = new Erroneous_FieldSpecification(identifier, isOptional, null != defaultSetting1 || null != mDefaultSetting);
    } else {
        if (null != myObjectClass) {
            fieldSpecification.setMyObjectClass(myObjectClass);
        }
    }
    fieldSpecification.setFullNameParent(getNameParent());
    fieldSpecification.setLocation(location);
    temporalReferenceChain.release();
}