1e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrompackage org.bouncycastle.operator; 2e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 3e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport java.util.HashMap; 4e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport java.util.Map; 5e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 6e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.ASN1ObjectIdentifier; 7e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.DERNull; 8e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom// BEGIN android-removed 9e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom// import org.bouncycastle.asn1.cryptopro.CryptoProObjectIdentifiers; 10e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom// END android-removed 11e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.nist.NISTObjectIdentifiers; 12e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.oiw.OIWObjectIdentifiers; 13e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.pkcs.PKCSObjectIdentifiers; 14e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.pkcs.RSASSAPSSparams; 15e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.teletrust.TeleTrusTObjectIdentifiers; 16e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.x509.AlgorithmIdentifier; 17e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstromimport org.bouncycastle.asn1.x9.X9ObjectIdentifiers; 18e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 19e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrompublic class DefaultDigestAlgorithmIdentifierFinder 20e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom implements DigestAlgorithmIdentifierFinder 21e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom{ 22e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom private static Map digestOids = new HashMap(); 23e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom private static Map digestNameToOids = new HashMap(); 24e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 25e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom static 26e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom { 27e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // 28e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digests 29e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // 30e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // BEGIN android-removed 31e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(OIWObjectIdentifiers.md4WithRSAEncryption, PKCSObjectIdentifiers.md4); 32e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(OIWObjectIdentifiers.md4WithRSA, PKCSObjectIdentifiers.md4); 33e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // END android-removed 34e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(OIWObjectIdentifiers.sha1WithRSA, OIWObjectIdentifiers.idSHA1); 35e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 3687490acd76f544251011cf49753d4d0a61f86a66Kenny Root digestOids.put(PKCSObjectIdentifiers.sha224WithRSAEncryption, NISTObjectIdentifiers.id_sha224); 37e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(PKCSObjectIdentifiers.sha256WithRSAEncryption, NISTObjectIdentifiers.id_sha256); 38e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(PKCSObjectIdentifiers.sha384WithRSAEncryption, NISTObjectIdentifiers.id_sha384); 39e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(PKCSObjectIdentifiers.sha512WithRSAEncryption, NISTObjectIdentifiers.id_sha512); 40e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // BEGIN android-removed 41e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(PKCSObjectIdentifiers.md2WithRSAEncryption, PKCSObjectIdentifiers.md2); 42e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(PKCSObjectIdentifiers.md4WithRSAEncryption, PKCSObjectIdentifiers.md4); 43e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // END android-removed 44e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(PKCSObjectIdentifiers.md5WithRSAEncryption, PKCSObjectIdentifiers.md5); 45e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(PKCSObjectIdentifiers.sha1WithRSAEncryption, OIWObjectIdentifiers.idSHA1); 46e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 47e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(X9ObjectIdentifiers.ecdsa_with_SHA1, OIWObjectIdentifiers.idSHA1); 4887490acd76f544251011cf49753d4d0a61f86a66Kenny Root digestOids.put(X9ObjectIdentifiers.ecdsa_with_SHA224, NISTObjectIdentifiers.id_sha224); 49e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(X9ObjectIdentifiers.ecdsa_with_SHA256, NISTObjectIdentifiers.id_sha256); 50e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(X9ObjectIdentifiers.ecdsa_with_SHA384, NISTObjectIdentifiers.id_sha384); 51e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(X9ObjectIdentifiers.ecdsa_with_SHA512, NISTObjectIdentifiers.id_sha512); 52e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(X9ObjectIdentifiers.id_dsa_with_sha1, OIWObjectIdentifiers.idSHA1); 53e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 5487490acd76f544251011cf49753d4d0a61f86a66Kenny Root digestOids.put(NISTObjectIdentifiers.dsa_with_sha224, NISTObjectIdentifiers.id_sha224); 55e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(NISTObjectIdentifiers.dsa_with_sha256, NISTObjectIdentifiers.id_sha256); 56e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(NISTObjectIdentifiers.dsa_with_sha384, NISTObjectIdentifiers.id_sha384); 57e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestOids.put(NISTObjectIdentifiers.dsa_with_sha512, NISTObjectIdentifiers.id_sha512); 58e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 59e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // BEGIN android-removed 60e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(TeleTrusTObjectIdentifiers.rsaSignatureWithripemd128, TeleTrusTObjectIdentifiers.ripemd128); 61e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(TeleTrusTObjectIdentifiers.rsaSignatureWithripemd160, TeleTrusTObjectIdentifiers.ripemd160); 62e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(TeleTrusTObjectIdentifiers.rsaSignatureWithripemd256, TeleTrusTObjectIdentifiers.ripemd256); 63e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // 64e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(CryptoProObjectIdentifiers.gostR3411_94_with_gostR3410_94, CryptoProObjectIdentifiers.gostR3411); 65e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestOids.put(CryptoProObjectIdentifiers.gostR3411_94_with_gostR3410_2001, CryptoProObjectIdentifiers.gostR3411); 66e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // END android-removed 67e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 68e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestNameToOids.put("SHA-1", OIWObjectIdentifiers.idSHA1); 6987490acd76f544251011cf49753d4d0a61f86a66Kenny Root digestNameToOids.put("SHA-224", NISTObjectIdentifiers.id_sha224); 70e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestNameToOids.put("SHA-256", NISTObjectIdentifiers.id_sha256); 71e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestNameToOids.put("SHA-384", NISTObjectIdentifiers.id_sha384); 72e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestNameToOids.put("SHA-512", NISTObjectIdentifiers.id_sha512); 73e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 74e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // BEGIN android-removed 75e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestNameToOids.put("GOST3411", CryptoProObjectIdentifiers.gostR3411); 76e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // 77e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestNameToOids.put("MD2", PKCSObjectIdentifiers.md2); 78e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestNameToOids.put("MD4", PKCSObjectIdentifiers.md4); 79e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // END android-removed 80e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digestNameToOids.put("MD5", PKCSObjectIdentifiers.md5); 81e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 82e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // BEGIN android-removed 83e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestNameToOids.put("RIPEMD128", TeleTrusTObjectIdentifiers.ripemd128); 84e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestNameToOids.put("RIPEMD160", TeleTrusTObjectIdentifiers.ripemd160); 85e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // digestNameToOids.put("RIPEMD256", TeleTrusTObjectIdentifiers.ripemd256); 86e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom // END android-removed 87e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom } 88e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 89e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom public AlgorithmIdentifier find(AlgorithmIdentifier sigAlgId) 90e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom { 91e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom AlgorithmIdentifier digAlgId; 92e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 93e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom if (sigAlgId.getAlgorithm().equals(PKCSObjectIdentifiers.id_RSASSA_PSS)) 94e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom { 9570c8287138e69a98c2f950036f9f703ee37228c8Brian Carlstrom digAlgId = RSASSAPSSparams.getInstance(sigAlgId.getParameters()).getHashAlgorithm(); 96e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom } 97e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom else 98e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom { 99e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom digAlgId = new AlgorithmIdentifier((ASN1ObjectIdentifier)digestOids.get(sigAlgId.getAlgorithm()), DERNull.INSTANCE); 100e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom } 101e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 102e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom return digAlgId; 103e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom } 104e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom 105e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom public AlgorithmIdentifier find(String digAlgName) 106e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom { 107e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom return new AlgorithmIdentifier((ASN1ObjectIdentifier)digestNameToOids.get(digAlgName), DERNull.INSTANCE); 108e6bf3e8dfa2804891a82075cb469b736321b4827Brian Carlstrom } 10970c8287138e69a98c2f950036f9f703ee37228c8Brian Carlstrom}