Examples with ASN1InputStream org.spongycastle.asn1.ASN1InputStream used on opensource projects

Example 96 with ASN1InputStream

use of org.spongycastle.asn1.ASN1InputStream in project certmgr by hdecarne.

the class DERCertReaderWriter method readBinary.

@Override
@Nullable
public CertObjectStore readBinary(IOResource<InputStream> in, PasswordCallback password) throws IOException {
    LOG.debug("Trying to read DER objects from: ''{0}''...", in);
    CertObjectStore certObjects = null;
    try (ASN1InputStream derStream = new ASN1InputStream(in.io())) {
        ASN1Primitive derObject;
        while ((derObject = derStream.readObject()) != null) {
            X509Certificate crt = tryDecodeCRT(derObject);
            if (crt != null) {
                if (certObjects == null) {
                    certObjects = new CertObjectStore();
                }
                certObjects.addCRT(crt);
                continue;
            }
            KeyPair key = tryDecodeKey(derObject, in.resource(), password);
            if (key != null) {
                if (certObjects == null) {
                    certObjects = new CertObjectStore();
                }
                certObjects.addKey(key);
                continue;
            }
            PKCS10CertificateRequest csr = tryDecodeCSR(derObject);
            if (csr != null) {
                if (certObjects == null) {
                    certObjects = new CertObjectStore();
                }
                certObjects.addCSR(csr);
                continue;
            }
            X509CRL crl = tryDecodeCRL(derObject);
            if (crl != null) {
                if (certObjects == null) {
                    certObjects = new CertObjectStore();
                }
                certObjects.addCRL(crl);
                continue;
            }
            LOG.warning(CertIOI18N.STR_DER_UNKNOWN_OBJECT, derObject.getClass().getName());
        }
    } catch (ClassCastException e) {
        // the file is not a DER stream
        throw new CertProviderException(e);
    }
    return certObjects;
}

Example 97 with ASN1InputStream

use of org.spongycastle.asn1.ASN1InputStream in project android_packages_apps_Settings by omnirom.

the class CredentialStorage method isHardwareBackedKey.

private boolean isHardwareBackedKey(byte[] keyData) {
    try {
        ASN1InputStream bIn = new ASN1InputStream(new ByteArrayInputStream(keyData));
        PrivateKeyInfo pki = PrivateKeyInfo.getInstance(bIn.readObject());
        String algOid = pki.getAlgorithmId().getAlgorithm().getId();
        String algName = new AlgorithmId(new ObjectIdentifier(algOid)).getName();
        return KeyChain.isBoundKeyAlgorithm(algName);
    } catch (IOException e) {
        Log.e(TAG, "Failed to parse key data");
        return false;
    }
}

Example 98 with ASN1InputStream

use of org.spongycastle.asn1.ASN1InputStream in project android_packages_apps_Settings by omnirom.

the class CertInstallerHelper method isCa.

private boolean isCa(X509Certificate cert) {
    try {
        byte[] asn1EncodedBytes = cert.getExtensionValue("2.5.29.19");
        if (asn1EncodedBytes == null) {
            return false;
        }
        DEROctetString derOctetString = (DEROctetString) new ASN1InputStream(asn1EncodedBytes).readObject();
        byte[] octets = derOctetString.getOctets();
        ASN1Sequence sequence = (ASN1Sequence) new ASN1InputStream(octets).readObject();
        return BasicConstraints.getInstance(sequence).isCA();
    } catch (IOException e) {
        return false;
    }
}

Example 99 with ASN1InputStream

use of org.spongycastle.asn1.ASN1InputStream in project signer by demoiselle.

the class OIDGeneric method getInstance.

/**
 * Instance for OIDGeneric.
 *
 * @param data
 *            Set of bytes with the contents of the certificate.
 * @return Object GenericOID
 * @throws IOException exception of input/output
 * @throws Exception general exception
 */
public static OIDGeneric getInstance(byte[] data) throws IOException, Exception {
    is = new ASN1InputStream(data);
    DLSequence sequence = (DLSequence) is.readObject();
    ASN1ObjectIdentifier oid = (ASN1ObjectIdentifier) sequence.getObjectAt(0);
    DERTaggedObject taggedObject = (DERTaggedObject) sequence.getObjectAt(1);
    DERTaggedObject taggedObject2 = (DERTaggedObject) taggedObject.getObject();
    DEROctetString octet = null;
    DERPrintableString print = null;
    DERUTF8String utf8 = null;
    DERIA5String ia5 = null;
    try {
        octet = (DEROctetString) taggedObject2.getObject();
    } catch (Exception e) {
        try {
            print = (DERPrintableString) taggedObject2.getObject();
        } catch (Exception e1) {
            try {
                utf8 = (DERUTF8String) taggedObject2.getObject();
            } catch (Exception e2) {
                ia5 = (DERIA5String) taggedObject2.getObject();
            }
        }
    }
    String className = getPackageName() + oid.getId().replaceAll("[.]", "_");
    OIDGeneric oidGenerico;
    try {
        oidGenerico = (OIDGeneric) Class.forName(className).newInstance();
    } catch (InstantiationException e) {
        throw new Exception(coreMessagesBundle.getString("error.class.instance", className), e);
    } catch (IllegalAccessException e) {
        throw new Exception(coreMessagesBundle.getString("error.class.illegal.access", className), e);
    } catch (ClassNotFoundException e) {
        oidGenerico = new OIDGeneric();
    }
    oidGenerico.oid = oid.getId();
    if (octet != null) {
        oidGenerico.data = new String(octet.getOctets());
    } else {
        if (print != null) {
            oidGenerico.data = print.getString();
        } else {
            if (utf8 != null) {
                oidGenerico.data = utf8.getString();
            } else {
                oidGenerico.data = ia5.getString();
            }
        }
    }
    oidGenerico.initialize();
    return oidGenerico;
}

Example 100 with ASN1InputStream

use of org.spongycastle.asn1.ASN1InputStream in project signer by demoiselle.

the class BasicCertificate method getExtensionValue.

/**
 * Gets the contents of a given OID
 *
 * @param oid Object Identifier (OID)
 *
 * @return org.bouncycastle.asn1.ASN1Primitive Content related to the reported OID
 */
public ASN1Primitive getExtensionValue(String oid) {
    byte[] extensionValue = certificate.getExtensionValue(oid);
    if (extensionValue == null) {
        return null;
    }
    try {
        varASN1InputStream = new ASN1InputStream(extensionValue);
        DEROctetString oct = (DEROctetString) varASN1InputStream.readObject();
        varASN1InputStream = new ASN1InputStream(oct.getOctets());
        return varASN1InputStream.readObject();
    } catch (IOException e) {
        e.printStackTrace();
    }
    return null;
}