From ecc8edb622f0f42d43f72ae388fa4c4274e51c5f Mon Sep 17 00:00:00 2001 From: Megan Woods Date: Mon, 14 Jan 2019 17:07:22 +1100 Subject: Initial CMP --- crypto/src/cms/CMSSignedGenerator.cs | 337 +++++++++++++++++++++++++++++++++++ 1 file changed, 337 insertions(+) (limited to 'crypto/src/cms') diff --git a/crypto/src/cms/CMSSignedGenerator.cs b/crypto/src/cms/CMSSignedGenerator.cs index 249d70499..1ac9f39b7 100644 --- a/crypto/src/cms/CMSSignedGenerator.cs +++ b/crypto/src/cms/CMSSignedGenerator.cs @@ -3,11 +3,16 @@ using System.Collections; using System.IO; using Org.BouncyCastle.Asn1; +using Org.BouncyCastle.Asn1.BC; +using Org.BouncyCastle.Asn1.Bsi; using Org.BouncyCastle.Asn1.Cms; using Org.BouncyCastle.Asn1.CryptoPro; +using Org.BouncyCastle.Asn1.Eac; +using Org.BouncyCastle.Asn1.GM; using Org.BouncyCastle.Asn1.Nist; using Org.BouncyCastle.Asn1.Oiw; using Org.BouncyCastle.Asn1.Pkcs; +using Org.BouncyCastle.Asn1.Rosstandart; using Org.BouncyCastle.Asn1.TeleTrust; using Org.BouncyCastle.Asn1.X509; using Org.BouncyCastle.Asn1.X9; @@ -21,6 +26,338 @@ using Org.BouncyCastle.X509.Store; namespace Org.BouncyCastle.Cms { + + public class DefaultSignatureAlgorithmIdentifierFinder + { + private static readonly IDictionary algorithms = Platform.CreateHashtable(); + private static readonly ISet noParams = new HashSet(); + private static readonly IDictionary _params = Platform.CreateHashtable(); + private static readonly ISet pkcs15RsaEncryption = new HashSet(); + private static readonly IDictionary digestOids = Platform.CreateHashtable(); + + private static readonly IDictionary digestBuilders = Platform.CreateHashtable(); + + + private static readonly DerObjectIdentifier ENCRYPTION_RSA = PkcsObjectIdentifiers.RsaEncryption; + private static readonly DerObjectIdentifier ENCRYPTION_DSA = X9ObjectIdentifiers.IdDsaWithSha1; + private static readonly DerObjectIdentifier ENCRYPTION_ECDSA = X9ObjectIdentifiers.ECDsaWithSha1; + private static readonly DerObjectIdentifier ENCRYPTION_RSA_PSS = PkcsObjectIdentifiers.IdRsassaPss; + private static readonly DerObjectIdentifier ENCRYPTION_GOST3410 = CryptoProObjectIdentifiers.GostR3410x94; + private static readonly DerObjectIdentifier ENCRYPTION_ECGOST3410 = CryptoProObjectIdentifiers.GostR3410x2001; + private static readonly DerObjectIdentifier ENCRYPTION_ECGOST3410_2012_256 = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_256; + private static readonly DerObjectIdentifier ENCRYPTION_ECGOST3410_2012_512 = RosstandartObjectIdentifiers.id_tc26_gost_3410_12_512; + + + static DefaultSignatureAlgorithmIdentifierFinder() + { + algorithms["MD2WITHRSAENCRYPTION"] = PkcsObjectIdentifiers.MD2WithRsaEncryption; + algorithms["MD2WITHRSA"] = PkcsObjectIdentifiers.MD2WithRsaEncryption; + algorithms["MD5WITHRSAENCRYPTION"] = PkcsObjectIdentifiers.MD5WithRsaEncryption; + algorithms["MD5WITHRSA"] = PkcsObjectIdentifiers.MD5WithRsaEncryption; + algorithms["SHA1WITHRSAENCRYPTION"] = PkcsObjectIdentifiers.Sha1WithRsaEncryption; + algorithms["SHA1WITHRSA"] = PkcsObjectIdentifiers.Sha1WithRsaEncryption; + algorithms["SHA-1WITHRSA"] = PkcsObjectIdentifiers.Sha1WithRsaEncryption; + algorithms["SHA224WITHRSAENCRYPTION"] = PkcsObjectIdentifiers.Sha224WithRsaEncryption; + algorithms["SHA224WITHRSA"] = PkcsObjectIdentifiers.Sha224WithRsaEncryption; + algorithms["SHA256WITHRSAENCRYPTION"] = PkcsObjectIdentifiers.Sha256WithRsaEncryption; + algorithms["SHA256WITHRSA"] = PkcsObjectIdentifiers.Sha256WithRsaEncryption; + algorithms["SHA384WITHRSAENCRYPTION"] = PkcsObjectIdentifiers.Sha384WithRsaEncryption; + algorithms["SHA384WITHRSA"] = PkcsObjectIdentifiers.Sha384WithRsaEncryption; + algorithms["SHA512WITHRSAENCRYPTION"] = PkcsObjectIdentifiers.Sha512WithRsaEncryption; + algorithms["SHA512WITHRSA"] = PkcsObjectIdentifiers.Sha512WithRsaEncryption; + algorithms["SHA1WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["SHA224WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["SHA256WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["SHA384WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["SHA512WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["SHA3-224WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["SHA3-256WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["SHA3-384WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["SHA3-512WITHRSAANDMGF1"] = PkcsObjectIdentifiers.IdRsassaPss; + algorithms["RIPEMD160WITHRSAENCRYPTION"] = TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD160; + algorithms["RIPEMD160WITHRSA"] = TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD160; + algorithms["RIPEMD128WITHRSAENCRYPTION"] = TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD128; + algorithms["RIPEMD128WITHRSA"] = TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD128; + algorithms["RIPEMD256WITHRSAENCRYPTION"] = TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD256; + algorithms["RIPEMD256WITHRSA"] = TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD256; + algorithms["SHA1WITHDSA"] = X9ObjectIdentifiers.IdDsaWithSha1; + algorithms["SHA-1WITHDSA"] = X9ObjectIdentifiers.IdDsaWithSha1; + algorithms["DSAWITHSHA1"] = X9ObjectIdentifiers.IdDsaWithSha1; + algorithms["SHA224WITHDSA"] = NistObjectIdentifiers.DsaWithSha224; + algorithms["SHA256WITHDSA"] = NistObjectIdentifiers.DsaWithSha256; + algorithms["SHA384WITHDSA"] = NistObjectIdentifiers.DsaWithSha384; + algorithms["SHA512WITHDSA"] = NistObjectIdentifiers.DsaWithSha512; + algorithms["SHA3-224WITHDSA"] = NistObjectIdentifiers.IdDsaWithSha3_224; // id_dsa_with_sha3_224; + algorithms["SHA3-256WITHDSA"] = NistObjectIdentifiers.IdDsaWithSha3_256; //id_dsa_with_sha3_256; + algorithms["SHA3-384WITHDSA"] = NistObjectIdentifiers.IdDsaWithSha3_384; //id_dsa_with_sha3_384; + algorithms["SHA3-512WITHDSA"] = NistObjectIdentifiers.IdDsaWithSha3_512; //id_dsa_with_sha3_512; + algorithms["SHA3-224WITHECDSA"] = NistObjectIdentifiers.IdEcdsaWithSha3_224;// id_ecdsa_with_sha3_224; + algorithms["SHA3-256WITHECDSA"] = NistObjectIdentifiers.IdEcdsaWithSha3_256;//id_ecdsa_with_sha3_256; + algorithms["SHA3-384WITHECDSA"] = NistObjectIdentifiers.IdEcdsaWithSha3_384;//id_ecdsa_with_sha3_384; + algorithms["SHA3-512WITHECDSA"] = NistObjectIdentifiers.IdEcdsaWithSha3_512;//id_ecdsa_with_sha3_512; + algorithms["SHA3-224WITHRSA"] = NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_224;// id_rsassa_pkcs1_v1_5_with_sha3_224; + algorithms["SHA3-256WITHRSA"] = NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_256;// id_rsassa_pkcs1_v1_5_with_sha3_256; + algorithms["SHA3-384WITHRSA"] = NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_384;// id_rsassa_pkcs1_v1_5_with_sha3_384; + algorithms["SHA3-512WITHRSA"] = NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_512;// id_rsassa_pkcs1_v1_5_with_sha3_512; + algorithms["SHA3-224WITHRSAENCRYPTION"] = NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_224;// id_rsassa_pkcs1_v1_5_with_sha3_224; + algorithms["SHA3-256WITHRSAENCRYPTION"] = NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_256;// id_rsassa_pkcs1_v1_5_with_sha3_256; + algorithms["SHA3-384WITHRSAENCRYPTION"] = NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_384; //id_rsassa_pkcs1_v1_5_with_sha3_384; + algorithms["SHA3-512WITHRSAENCRYPTION"] = NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_512; // id_rsassa_pkcs1_v1_5_with_sha3_512; + algorithms["SHA1WITHECDSA"] = X9ObjectIdentifiers.ECDsaWithSha1; + algorithms["ECDSAWITHSHA1"] = X9ObjectIdentifiers.ECDsaWithSha1; + algorithms["SHA224WITHECDSA"] = X9ObjectIdentifiers.ECDsaWithSha224; + algorithms["SHA256WITHECDSA"] = X9ObjectIdentifiers.ECDsaWithSha224; + algorithms["SHA384WITHECDSA"] = X9ObjectIdentifiers.ECDsaWithSha384; + algorithms["SHA512WITHECDSA"] = X9ObjectIdentifiers.ECDsaWithSha256; + + + algorithms["GOST3411WITHGOST3410"] = CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x94; + algorithms["GOST3411WITHGOST3410-94"] = CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x94; + algorithms["GOST3411WITHECGOST3410"] = CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001; + algorithms["GOST3411WITHECGOST3410-2001"] = CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001; + algorithms["GOST3411WITHGOST3410-2001"] = CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001; + algorithms["GOST3411WITHECGOST3410-2012-256"] = RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256; + algorithms["GOST3411WITHECGOST3410-2012-512"] = RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_512; + algorithms["GOST3411WITHGOST3410-2012-256"] = RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256; + algorithms["GOST3411WITHGOST3410-2012-512"] = RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_512; + algorithms["GOST3411-2012-256WITHECGOST3410-2012-256"] = RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256; + algorithms["GOST3411-2012-512WITHECGOST3410-2012-512"] = RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_512; + algorithms["GOST3411-2012-256WITHGOST3410-2012-256"] = RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256; + algorithms["GOST3411-2012-512WITHGOST3410-2012-512"] = RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_512; + algorithms["SHA1WITHPLAIN-ECDSA"] = BsiObjectIdentifiers.ecdsa_plain_SHA1; + algorithms["SHA224WITHPLAIN-ECDSA"] = BsiObjectIdentifiers.ecdsa_plain_SHA224; + algorithms["SHA256WITHPLAIN-ECDSA"] = BsiObjectIdentifiers.ecdsa_plain_SHA256; + algorithms["SHA384WITHPLAIN-ECDSA"] = BsiObjectIdentifiers.ecdsa_plain_SHA384; + algorithms["SHA512WITHPLAIN-ECDSA"] = BsiObjectIdentifiers.ecdsa_plain_SHA512; + algorithms["RIPEMD160WITHPLAIN-ECDSA"] = BsiObjectIdentifiers.ecdsa_plain_RIPEMD160; + algorithms["SHA1WITHCVC-ECDSA"] = EacObjectIdentifiers.id_TA_ECDSA_SHA_1; + algorithms["SHA224WITHCVC-ECDSA"] = EacObjectIdentifiers.id_TA_ECDSA_SHA_224; + algorithms["SHA256WITHCVC-ECDSA"] = EacObjectIdentifiers.id_TA_ECDSA_SHA_256; + algorithms["SHA384WITHCVC-ECDSA"] = EacObjectIdentifiers.id_TA_ECDSA_SHA_384; + algorithms["SHA512WITHCVC-ECDSA"] = EacObjectIdentifiers.id_TA_ECDSA_SHA_512; + algorithms["SHA3-512WITHSPHINCS256"] = BCObjectIdentifiers.sphincs256_with_SHA3_512; + algorithms["SHA512WITHSPHINCS256"] = BCObjectIdentifiers.sphincs256_with_SHA512; + algorithms["SM3WITHSM2"] = GMObjectIdentifiers.sm2sign_with_sm3; + + algorithms["SHA256WITHXMSS"] = BCObjectIdentifiers.xmss_with_SHA256; + algorithms["SHA512WITHXMSS"] = BCObjectIdentifiers.xmss_with_SHA512; + algorithms["SHAKE128WITHXMSS"] = BCObjectIdentifiers.xmss_with_SHAKE128; + algorithms["SHAKE256WITHXMSS"] = BCObjectIdentifiers.xmss_with_SHAKE256; + + algorithms["SHA256WITHXMSSMT"] = BCObjectIdentifiers.xmss_mt_with_SHA256; + algorithms["SHA512WITHXMSSMT"] = BCObjectIdentifiers.xmss_mt_with_SHA512; + algorithms["SHAKE128WITHXMSSMT"] = BCObjectIdentifiers.xmss_mt_with_SHAKE128; + algorithms["SHAKE256WITHXMSSMT"] = BCObjectIdentifiers.xmss_mt_with_SHAKE256; + + + // + // According to RFC 3279, the ASN.1 encoding SHALL (id-dsa-with-sha1) or MUST (ecdsa-with-SHA*) omit the parameters field. + // The parameters field SHALL be NULL for RSA based signature algorithms. + // + noParams.Add((object)X9ObjectIdentifiers.ECDsaWithSha1); + noParams.Add((object)X9ObjectIdentifiers.ECDsaWithSha224); + noParams.Add((object)X9ObjectIdentifiers.ECDsaWithSha256); + noParams.Add((object)X9ObjectIdentifiers.ECDsaWithSha384); + noParams.Add((object)X9ObjectIdentifiers.ECDsaWithSha512); + noParams.Add((object)X9ObjectIdentifiers.IdDsaWithSha1); + noParams.Add((object)NistObjectIdentifiers.DsaWithSha224); + noParams.Add((object)NistObjectIdentifiers.DsaWithSha256); + noParams.Add((object)NistObjectIdentifiers.DsaWithSha384); + noParams.Add((object)NistObjectIdentifiers.DsaWithSha512); + noParams.Add((object)NistObjectIdentifiers.IdDsaWithSha3_224); + noParams.Add((object)NistObjectIdentifiers.IdDsaWithSha3_256); + noParams.Add((object)NistObjectIdentifiers.IdDsaWithSha3_384); + noParams.Add((object)NistObjectIdentifiers.IdDsaWithSha3_512); + noParams.Add((object)NistObjectIdentifiers.IdEcdsaWithSha3_224); + noParams.Add((object)NistObjectIdentifiers.IdEcdsaWithSha3_256); + noParams.Add((object)NistObjectIdentifiers.IdEcdsaWithSha3_384); + noParams.Add((object)NistObjectIdentifiers.IdEcdsaWithSha3_512); + + + // + // RFC 4491 + // + noParams.Add((object)CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x94); + noParams.Add((object)CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001); + noParams.Add((object)RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256); + noParams.Add((object)RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_512); + + // + // SPHINCS-256 + // + noParams.Add((object)BCObjectIdentifiers.sphincs256_with_SHA512); + noParams.Add((object)BCObjectIdentifiers.sphincs256_with_SHA3_512); + + // + // XMSS + // + noParams.Add((object)BCObjectIdentifiers.xmss_with_SHA256); + noParams.Add((object)BCObjectIdentifiers.xmss_with_SHA512); + noParams.Add((object)BCObjectIdentifiers.xmss_with_SHAKE128); + noParams.Add((object)BCObjectIdentifiers.xmss_with_SHAKE256); + noParams.Add((object)BCObjectIdentifiers.xmss_mt_with_SHA256); + noParams.Add((object)BCObjectIdentifiers.xmss_mt_with_SHA512); + noParams.Add((object)BCObjectIdentifiers.xmss_mt_with_SHAKE128); + noParams.Add((object)BCObjectIdentifiers.xmss_mt_with_SHAKE256); + + // + // SM2 + // + noParams.Add((object)GMObjectIdentifiers.sm2sign_with_sm3); + + // + // PKCS 1.5 encrypted algorithms + // + pkcs15RsaEncryption.Add((object)PkcsObjectIdentifiers.Sha1WithRsaEncryption); + pkcs15RsaEncryption.Add((object)PkcsObjectIdentifiers.Sha224WithRsaEncryption); + pkcs15RsaEncryption.Add((object)PkcsObjectIdentifiers.Sha256WithRsaEncryption); + pkcs15RsaEncryption.Add((object)PkcsObjectIdentifiers.Sha384WithRsaEncryption); + pkcs15RsaEncryption.Add((object)PkcsObjectIdentifiers.Sha512WithRsaEncryption); + pkcs15RsaEncryption.Add((object)TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD128); + pkcs15RsaEncryption.Add((object)TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD160); + pkcs15RsaEncryption.Add((object)TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD256); + pkcs15RsaEncryption.Add((object)NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_224); + pkcs15RsaEncryption.Add((object)NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_256); + pkcs15RsaEncryption.Add((object)NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_384); + pkcs15RsaEncryption.Add((object)NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_512); + + // + // explicit params + // + AlgorithmIdentifier sha1AlgId = new AlgorithmIdentifier(OiwObjectIdentifiers.IdSha1, DerNull.Instance); + _params["SHA1WITHRSAANDMGF1"] = CreatePssParams(sha1AlgId, 20); + + AlgorithmIdentifier sha224AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha224, DerNull.Instance); + _params["SHA224WITHRSAANDMGF1"] = CreatePssParams(sha224AlgId, 28); + + AlgorithmIdentifier sha256AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha256, DerNull.Instance); + _params["SHA256WITHRSAANDMGF1"] = CreatePssParams(sha256AlgId, 32); + + AlgorithmIdentifier sha384AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha384, DerNull.Instance); + _params["SHA384WITHRSAANDMGF1"] = CreatePssParams(sha384AlgId, 48); + + AlgorithmIdentifier sha512AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha512, DerNull.Instance); + _params["SHA512WITHRSAANDMGF1"] = CreatePssParams(sha512AlgId, 64); + + AlgorithmIdentifier sha3_224AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha3_224, DerNull.Instance); + _params["SHA3-224WITHRSAANDMGF1"] = CreatePssParams(sha3_224AlgId, 28); + + AlgorithmIdentifier sha3_256AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha3_256, DerNull.Instance); + _params["SHA3-256WITHRSAANDMGF1"] = CreatePssParams(sha3_256AlgId, 32); + + AlgorithmIdentifier sha3_384AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha3_384, DerNull.Instance); + _params["SHA3-384WITHRSAANDMGF1"] = CreatePssParams(sha3_384AlgId, 48); + + AlgorithmIdentifier sha3_512AlgId = new AlgorithmIdentifier(NistObjectIdentifiers.IdSha3_512, DerNull.Instance); + _params["SHA3-512WITHRSAANDMGF1"] = CreatePssParams(sha3_512AlgId, 64); + + // + // digests + // + digestOids[PkcsObjectIdentifiers.Sha224WithRsaEncryption] = NistObjectIdentifiers.IdSha224; + digestOids[PkcsObjectIdentifiers.Sha256WithRsaEncryption] = NistObjectIdentifiers.IdSha256; + digestOids[PkcsObjectIdentifiers.Sha384WithRsaEncryption] = NistObjectIdentifiers.IdSha384; + digestOids[PkcsObjectIdentifiers.Sha512WithRsaEncryption] = NistObjectIdentifiers.IdSha512; + digestOids[NistObjectIdentifiers.DsaWithSha224] = NistObjectIdentifiers.IdSha224; + digestOids[NistObjectIdentifiers.DsaWithSha224] = NistObjectIdentifiers.IdSha256; + digestOids[NistObjectIdentifiers.DsaWithSha224] = NistObjectIdentifiers.IdSha384; + digestOids[NistObjectIdentifiers.DsaWithSha224] = NistObjectIdentifiers.IdSha512; + digestOids[NistObjectIdentifiers.IdDsaWithSha3_224] = NistObjectIdentifiers.IdSha3_224; + digestOids[NistObjectIdentifiers.IdDsaWithSha3_256] = NistObjectIdentifiers.IdSha3_256; + digestOids[NistObjectIdentifiers.IdDsaWithSha3_384] = NistObjectIdentifiers.IdSha3_384; + digestOids[NistObjectIdentifiers.IdDsaWithSha3_512] = NistObjectIdentifiers.IdSha3_512; + digestOids[NistObjectIdentifiers.IdEcdsaWithSha3_224] = NistObjectIdentifiers.IdSha3_224; + digestOids[NistObjectIdentifiers.IdEcdsaWithSha3_256] = NistObjectIdentifiers.IdSha3_256; + digestOids[NistObjectIdentifiers.IdEcdsaWithSha3_384] = NistObjectIdentifiers.IdSha3_384; + digestOids[NistObjectIdentifiers.IdEcdsaWithSha3_512] = NistObjectIdentifiers.IdSha3_512; + digestOids[NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_224] = NistObjectIdentifiers.IdSha3_224; + digestOids[NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_256] = NistObjectIdentifiers.IdSha3_256; + digestOids[NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_384] = NistObjectIdentifiers.IdSha3_384; + digestOids[NistObjectIdentifiers.IdRsassaPkcs1V15WithSha3_512] = NistObjectIdentifiers.IdSha3_512; + + digestOids[PkcsObjectIdentifiers.MD2WithRsaEncryption] = PkcsObjectIdentifiers.MD2; + digestOids[PkcsObjectIdentifiers.MD4WithRsaEncryption] = PkcsObjectIdentifiers.MD4; + digestOids[PkcsObjectIdentifiers.MD5WithRsaEncryption] = PkcsObjectIdentifiers.MD5; + digestOids[PkcsObjectIdentifiers.Sha1WithRsaEncryption] = OiwObjectIdentifiers.IdSha1; + digestOids[TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD128] = TeleTrusTObjectIdentifiers.RipeMD128; + digestOids[TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD160] = TeleTrusTObjectIdentifiers.RipeMD160; + digestOids[TeleTrusTObjectIdentifiers.RsaSignatureWithRipeMD256] = TeleTrusTObjectIdentifiers.RipeMD256; + digestOids[CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x94] = CryptoProObjectIdentifiers.GostR3411; + digestOids[CryptoProObjectIdentifiers.GostR3411x94WithGostR3410x2001] = CryptoProObjectIdentifiers.GostR3411; + digestOids[RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_256] = RosstandartObjectIdentifiers.id_tc26_gost_3411_12_256; + digestOids[RosstandartObjectIdentifiers.id_tc26_signwithdigest_gost_3410_12_512] = RosstandartObjectIdentifiers.id_tc26_gost_3411_12_512; + digestOids[GMObjectIdentifiers.sm2sign_with_sm3] = GMObjectIdentifiers.sm3; + + } + + private static AlgorithmIdentifier Generate(string signatureAlgorithm) + { + AlgorithmIdentifier sigAlgId; + AlgorithmIdentifier encAlgId; + AlgorithmIdentifier digAlgId; + + string algorithmName = Strings.ToUpperCase(signatureAlgorithm); + DerObjectIdentifier sigOID = (DerObjectIdentifier)algorithms[algorithmName]; + if (sigOID == null) + { + throw new ArgumentException("Unknown signature type requested: " + algorithmName); + } + + if (noParams.Contains(sigOID)) + { + sigAlgId = new AlgorithmIdentifier(sigOID); + } + else if (_params.Contains(algorithmName)) + { + sigAlgId = new AlgorithmIdentifier(sigOID, (Asn1Encodable)_params[algorithmName]); + } + else + { + sigAlgId = new AlgorithmIdentifier(sigOID, DerNull.Instance); + } + + if (pkcs15RsaEncryption.Contains(sigOID)) + { + encAlgId = new AlgorithmIdentifier(PkcsObjectIdentifiers.RsaEncryption, DerNull.Instance); + } + else + { + encAlgId = sigAlgId; + } + + if (sigAlgId.Algorithm.Equals(PkcsObjectIdentifiers.IdRsassaPss)) + { + digAlgId = ((RsassaPssParameters)sigAlgId.Parameters).HashAlgorithm; + } + else + { + digAlgId = new AlgorithmIdentifier((DerObjectIdentifier)digestOids[sigOID], DerNull.Instance); + } + + return sigAlgId; + } + + private static RsassaPssParameters CreatePssParams(AlgorithmIdentifier hashAlgId, int saltSize) + { + return new RsassaPssParameters( + hashAlgId, + new AlgorithmIdentifier(PkcsObjectIdentifiers.IdMgf1, hashAlgId), + new DerInteger(saltSize), + new DerInteger(1)); + } + + public AlgorithmIdentifier Find(string sigAlgName) + { + + return Generate(sigAlgName); + } + } + + + + + + public class DefaultDigestAlgorithmIdentifierFinder { private static readonly IDictionary digestOids = Platform.CreateHashtable(); -- cgit 1.4.1