1 package org.bouncycastle.eac.operator.jcajce;
2 
3 import java.security.NoSuchAlgorithmException;
4 import java.security.NoSuchProviderException;
5 import java.security.Signature;
6 import java.util.Hashtable;
7 
8 import org.bouncycastle.asn1.ASN1ObjectIdentifier;
9 import org.bouncycastle.asn1.eac.EACObjectIdentifiers;
10 
11 abstract class EACHelper
12 {
13     private static final Hashtable sigNames = new Hashtable();
14 
15     static
16     {
sigNames.put(EACObjectIdentifiers.id_TA_RSA_v1_5_SHA_1, R)17         sigNames.put(EACObjectIdentifiers.id_TA_RSA_v1_5_SHA_1, "SHA1withRSA");
sigNames.put(EACObjectIdentifiers.id_TA_RSA_v1_5_SHA_256, R)18         sigNames.put(EACObjectIdentifiers.id_TA_RSA_v1_5_SHA_256, "SHA256withRSA");
sigNames.put(EACObjectIdentifiers.id_TA_RSA_PSS_SHA_1, R)19         sigNames.put(EACObjectIdentifiers.id_TA_RSA_PSS_SHA_1, "SHA1withRSAandMGF1");
sigNames.put(EACObjectIdentifiers.id_TA_RSA_PSS_SHA_256, R)20         sigNames.put(EACObjectIdentifiers.id_TA_RSA_PSS_SHA_256, "SHA256withRSAandMGF1");
sigNames.put(EACObjectIdentifiers.id_TA_RSA_v1_5_SHA_512, R)21         sigNames.put(EACObjectIdentifiers.id_TA_RSA_v1_5_SHA_512, "SHA512withRSA");
sigNames.put(EACObjectIdentifiers.id_TA_RSA_PSS_SHA_512, R)22         sigNames.put(EACObjectIdentifiers.id_TA_RSA_PSS_SHA_512, "SHA512withRSAandMGF1");
23 
sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_1, R)24         sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_1, "SHA1withECDSA");
sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_224, R)25         sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_224, "SHA224withECDSA");
sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_256, R)26         sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_256, "SHA256withECDSA");
sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_384, R)27         sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_384, "SHA384withECDSA");
sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_512, R)28         sigNames.put(EACObjectIdentifiers.id_TA_ECDSA_SHA_512, "SHA512withECDSA");
29     }
30 
getSignature(ASN1ObjectIdentifier oid)31     public Signature getSignature(ASN1ObjectIdentifier oid)
32         throws NoSuchProviderException, NoSuchAlgorithmException
33     {
34         return createSignature((String)sigNames.get(oid));
35     }
36 
createSignature(String type)37     protected abstract Signature createSignature(String type)
38         throws NoSuchProviderException, NoSuchAlgorithmException;
39 }
40