| package org.bouncycastle.cms; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.bouncycastle.asn1.ASN1ObjectIdentifier; |
| // BEGIN android-removed |
| // import org.bouncycastle.asn1.bsi.BSIObjectIdentifiers; |
| // import org.bouncycastle.asn1.cryptopro.CryptoProObjectIdentifiers; |
| // END android-removed |
| import org.bouncycastle.asn1.eac.EACObjectIdentifiers; |
| import org.bouncycastle.asn1.nist.NISTObjectIdentifiers; |
| import org.bouncycastle.asn1.oiw.OIWObjectIdentifiers; |
| import org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers; |
| import org.bouncycastle.asn1.teletrust.TeleTrusTObjectIdentifiers; |
| import org.bouncycastle.asn1.x509.AlgorithmIdentifier; |
| import org.bouncycastle.asn1.x509.X509ObjectIdentifiers; |
| import org.bouncycastle.asn1.x9.X9ObjectIdentifiers; |
| |
| public class DefaultCMSSignatureAlgorithmNameGenerator |
| implements CMSSignatureAlgorithmNameGenerator |
| { |
| private final Map encryptionAlgs = new HashMap(); |
| private final Map digestAlgs = new HashMap(); |
| |
| private void addEntries(ASN1ObjectIdentifier alias, String digest, String encryption) |
| { |
| digestAlgs.put(alias, digest); |
| encryptionAlgs.put(alias, encryption); |
| } |
| |
| public DefaultCMSSignatureAlgorithmNameGenerator() |
| { |
| addEntries(NISTObjectIdentifiers.dsa_with_sha224, "SHA224", "DSA"); |
| addEntries(NISTObjectIdentifiers.dsa_with_sha256, "SHA256", "DSA"); |
| addEntries(NISTObjectIdentifiers.dsa_with_sha384, "SHA384", "DSA"); |
| addEntries(NISTObjectIdentifiers.dsa_with_sha512, "SHA512", "DSA"); |
| addEntries(OIWObjectIdentifiers.dsaWithSHA1, "SHA1", "DSA"); |
| // BEGIN android-removed |
| // addEntries(OIWObjectIdentifiers.md4WithRSA, "MD4", "RSA"); |
| // addEntries(OIWObjectIdentifiers.md4WithRSAEncryption, "MD4", "RSA"); |
| // END android-removed |
| addEntries(OIWObjectIdentifiers.md5WithRSA, "MD5", "RSA"); |
| addEntries(OIWObjectIdentifiers.sha1WithRSA, "SHA1", "RSA"); |
| // BEGIN android-removed |
| // addEntries(PKCSObjectIdentifiers.md2WithRSAEncryption, "MD2", "RSA"); |
| // addEntries(PKCSObjectIdentifiers.md4WithRSAEncryption, "MD4", "RSA"); |
| // END android-removed |
| addEntries(PKCSObjectIdentifiers.md5WithRSAEncryption, "MD5", "RSA"); |
| addEntries(PKCSObjectIdentifiers.sha1WithRSAEncryption, "SHA1", "RSA"); |
| addEntries(PKCSObjectIdentifiers.sha224WithRSAEncryption, "SHA224", "RSA"); |
| addEntries(PKCSObjectIdentifiers.sha256WithRSAEncryption, "SHA256", "RSA"); |
| addEntries(PKCSObjectIdentifiers.sha384WithRSAEncryption, "SHA384", "RSA"); |
| addEntries(PKCSObjectIdentifiers.sha512WithRSAEncryption, "SHA512", "RSA"); |
| |
| addEntries(TeleTrusTObjectIdentifiers.rsaSignatureWithripemd128, "RIPEMD128", "RSA"); |
| addEntries(TeleTrusTObjectIdentifiers.rsaSignatureWithripemd160, "RIPEMD160", "RSA"); |
| addEntries(TeleTrusTObjectIdentifiers.rsaSignatureWithripemd256, "RIPEMD256", "RSA"); |
| |
| addEntries(X9ObjectIdentifiers.ecdsa_with_SHA1, "SHA1", "ECDSA"); |
| addEntries(X9ObjectIdentifiers.ecdsa_with_SHA224, "SHA224", "ECDSA"); |
| addEntries(X9ObjectIdentifiers.ecdsa_with_SHA256, "SHA256", "ECDSA"); |
| addEntries(X9ObjectIdentifiers.ecdsa_with_SHA384, "SHA384", "ECDSA"); |
| addEntries(X9ObjectIdentifiers.ecdsa_with_SHA512, "SHA512", "ECDSA"); |
| addEntries(X9ObjectIdentifiers.id_dsa_with_sha1, "SHA1", "DSA"); |
| addEntries(EACObjectIdentifiers.id_TA_ECDSA_SHA_1, "SHA1", "ECDSA"); |
| addEntries(EACObjectIdentifiers.id_TA_ECDSA_SHA_224, "SHA224", "ECDSA"); |
| addEntries(EACObjectIdentifiers.id_TA_ECDSA_SHA_256, "SHA256", "ECDSA"); |
| addEntries(EACObjectIdentifiers.id_TA_ECDSA_SHA_384, "SHA384", "ECDSA"); |
| addEntries(EACObjectIdentifiers.id_TA_ECDSA_SHA_512, "SHA512", "ECDSA"); |
| addEntries(EACObjectIdentifiers.id_TA_RSA_v1_5_SHA_1, "SHA1", "RSA"); |
| addEntries(EACObjectIdentifiers.id_TA_RSA_v1_5_SHA_256, "SHA256", "RSA"); |
| addEntries(EACObjectIdentifiers.id_TA_RSA_PSS_SHA_1, "SHA1", "RSAandMGF1"); |
| addEntries(EACObjectIdentifiers.id_TA_RSA_PSS_SHA_256, "SHA256", "RSAandMGF1"); |
| // BEGIN android-removed |
| // addEntries(BSIObjectIdentifiers.ecdsa_plain_SHA1, "SHA1", "PLAIN-ECDSA"); |
| // addEntries(BSIObjectIdentifiers.ecdsa_plain_SHA224, "SHA224", "PLAIN-ECDSA"); |
| // addEntries(BSIObjectIdentifiers.ecdsa_plain_SHA256, "SHA256", "PLAIN-ECDSA"); |
| // addEntries(BSIObjectIdentifiers.ecdsa_plain_SHA384, "SHA384", "PLAIN-ECDSA"); |
| // addEntries(BSIObjectIdentifiers.ecdsa_plain_SHA512, "SHA512", "PLAIN-ECDSA"); |
| // addEntries(BSIObjectIdentifiers.ecdsa_plain_RIPEMD160, "RIPEMD160", "PLAIN-ECDSA"); |
| // END android-removed |
| |
| encryptionAlgs.put(X9ObjectIdentifiers.id_dsa, "DSA"); |
| encryptionAlgs.put(PKCSObjectIdentifiers.rsaEncryption, "RSA"); |
| encryptionAlgs.put(TeleTrusTObjectIdentifiers.teleTrusTRSAsignatureAlgorithm, "RSA"); |
| encryptionAlgs.put(X509ObjectIdentifiers.id_ea_rsa, "RSA"); |
| encryptionAlgs.put(PKCSObjectIdentifiers.id_RSASSA_PSS, "RSAandMGF1"); |
| // BEGIN android-removed |
| // encryptionAlgs.put(CryptoProObjectIdentifiers.gostR3410_94, "GOST3410"); |
| // encryptionAlgs.put(CryptoProObjectIdentifiers.gostR3410_2001, "ECGOST3410"); |
| // encryptionAlgs.put(new ASN1ObjectIdentifier("1.3.6.1.4.1.5849.1.6.2"), "ECGOST3410"); |
| // encryptionAlgs.put(new ASN1ObjectIdentifier("1.3.6.1.4.1.5849.1.1.5"), "GOST3410"); |
| // encryptionAlgs.put(CryptoProObjectIdentifiers.gostR3411_94_with_gostR3410_2001, "ECGOST3410"); |
| // encryptionAlgs.put(CryptoProObjectIdentifiers.gostR3411_94_with_gostR3410_94, "GOST3410"); |
| // |
| // digestAlgs.put(PKCSObjectIdentifiers.md2, "MD2"); |
| // digestAlgs.put(PKCSObjectIdentifiers.md4, "MD4"); |
| // END android-removed |
| digestAlgs.put(PKCSObjectIdentifiers.md5, "MD5"); |
| digestAlgs.put(OIWObjectIdentifiers.idSHA1, "SHA1"); |
| digestAlgs.put(NISTObjectIdentifiers.id_sha224, "SHA224"); |
| digestAlgs.put(NISTObjectIdentifiers.id_sha256, "SHA256"); |
| digestAlgs.put(NISTObjectIdentifiers.id_sha384, "SHA384"); |
| digestAlgs.put(NISTObjectIdentifiers.id_sha512, "SHA512"); |
| // BEGIN android-removed |
| // digestAlgs.put(TeleTrusTObjectIdentifiers.ripemd128, "RIPEMD128"); |
| // digestAlgs.put(TeleTrusTObjectIdentifiers.ripemd160, "RIPEMD160"); |
| // digestAlgs.put(TeleTrusTObjectIdentifiers.ripemd256, "RIPEMD256"); |
| // digestAlgs.put(CryptoProObjectIdentifiers.gostR3411, "GOST3411"); |
| // digestAlgs.put(new ASN1ObjectIdentifier("1.3.6.1.4.1.5849.1.2.1"), "GOST3411"); |
| // END android-removed |
| } |
| |
| /** |
| * Return the digest algorithm using one of the standard JCA string |
| * representations rather than the algorithm identifier (if possible). |
| */ |
| private String getDigestAlgName( |
| ASN1ObjectIdentifier digestAlgOID) |
| { |
| String algName = (String)digestAlgs.get(digestAlgOID); |
| |
| if (algName != null) |
| { |
| return algName; |
| } |
| |
| return digestAlgOID.getId(); |
| } |
| |
| /** |
| * Return the digest encryption algorithm using one of the standard |
| * JCA string representations rather the the algorithm identifier (if |
| * possible). |
| */ |
| private String getEncryptionAlgName( |
| ASN1ObjectIdentifier encryptionAlgOID) |
| { |
| String algName = (String)encryptionAlgs.get(encryptionAlgOID); |
| |
| if (algName != null) |
| { |
| return algName; |
| } |
| |
| return encryptionAlgOID.getId(); |
| } |
| |
| /** |
| * Set the mapping for the encryption algorithm used in association with a SignedData generation |
| * or interpretation. |
| * |
| * @param oid object identifier to map. |
| * @param algorithmName algorithm name to use. |
| */ |
| protected void setSigningEncryptionAlgorithmMapping(ASN1ObjectIdentifier oid, String algorithmName) |
| { |
| encryptionAlgs.put(oid, algorithmName); |
| } |
| |
| /** |
| * Set the mapping for the digest algorithm to use in conjunction with a SignedData generation |
| * or interpretation. |
| * |
| * @param oid object identifier to map. |
| * @param algorithmName algorithm name to use. |
| */ |
| protected void setSigningDigestAlgorithmMapping(ASN1ObjectIdentifier oid, String algorithmName) |
| { |
| digestAlgs.put(oid, algorithmName); |
| } |
| |
| public String getSignatureName(AlgorithmIdentifier digestAlg, AlgorithmIdentifier encryptionAlg) |
| { |
| String digestName = getDigestAlgName(encryptionAlg.getAlgorithm()); |
| |
| if (!digestName.equals(encryptionAlg.getAlgorithm().getId())) |
| { |
| return digestName + "with" + getEncryptionAlgName(encryptionAlg.getAlgorithm()); |
| } |
| |
| return getDigestAlgName(digestAlg.getAlgorithm()) + "with" + getEncryptionAlgName(encryptionAlg.getAlgorithm()); |
| } |
| } |
