diff options
Diffstat (limited to 'crypto/src/security/DigestUtilities.cs')
| -rw-r--r-- | crypto/src/security/DigestUtilities.cs | 103 |
1 files changed, 49 insertions, 54 deletions
diff --git a/crypto/src/security/DigestUtilities.cs b/crypto/src/security/DigestUtilities.cs index 0c5e12994..1353ac108 100644 --- a/crypto/src/security/DigestUtilities.cs +++ b/crypto/src/security/DigestUtilities.cs @@ -286,63 +286,58 @@ namespace Org.BouncyCastle.Security private static IDigest GetDigestForMechanism(string mechanism) { - try - { - DigestAlgorithm digestAlgorithm = Enums.GetEnumValue<DigestAlgorithm>(mechanism); + if (!Enums.TryGetEnumValue<DigestAlgorithm>(mechanism, out var digestAlgorithm)) + return null; - switch (digestAlgorithm) - { - case DigestAlgorithm.BLAKE2B_160: return new Blake2bDigest(160); - case DigestAlgorithm.BLAKE2B_256: return new Blake2bDigest(256); - case DigestAlgorithm.BLAKE2B_384: return new Blake2bDigest(384); - case DigestAlgorithm.BLAKE2B_512: return new Blake2bDigest(512); - case DigestAlgorithm.BLAKE2S_128: return new Blake2sDigest(128); - case DigestAlgorithm.BLAKE2S_160: return new Blake2sDigest(160); - case DigestAlgorithm.BLAKE2S_224: return new Blake2sDigest(224); - case DigestAlgorithm.BLAKE2S_256: return new Blake2sDigest(256); - case DigestAlgorithm.BLAKE3_256: return new Blake3Digest(256); - case DigestAlgorithm.DSTU7564_256: return new Dstu7564Digest(256); - case DigestAlgorithm.DSTU7564_384: return new Dstu7564Digest(384); - case DigestAlgorithm.DSTU7564_512: return new Dstu7564Digest(512); - case DigestAlgorithm.GOST3411: return new Gost3411Digest(); - case DigestAlgorithm.GOST3411_2012_256: return new Gost3411_2012_256Digest(); - case DigestAlgorithm.GOST3411_2012_512: return new Gost3411_2012_512Digest(); - case DigestAlgorithm.KECCAK_224: return new KeccakDigest(224); - case DigestAlgorithm.KECCAK_256: return new KeccakDigest(256); - case DigestAlgorithm.KECCAK_288: return new KeccakDigest(288); - case DigestAlgorithm.KECCAK_384: return new KeccakDigest(384); - case DigestAlgorithm.KECCAK_512: return new KeccakDigest(512); - case DigestAlgorithm.MD2: return new MD2Digest(); - case DigestAlgorithm.MD4: return new MD4Digest(); - case DigestAlgorithm.MD5: return new MD5Digest(); - case DigestAlgorithm.NONE: return new NullDigest(); - case DigestAlgorithm.RIPEMD128: return new RipeMD128Digest(); - case DigestAlgorithm.RIPEMD160: return new RipeMD160Digest(); - case DigestAlgorithm.RIPEMD256: return new RipeMD256Digest(); - case DigestAlgorithm.RIPEMD320: return new RipeMD320Digest(); - case DigestAlgorithm.SHA_1: return new Sha1Digest(); - case DigestAlgorithm.SHA_224: return new Sha224Digest(); - case DigestAlgorithm.SHA_256: return new Sha256Digest(); - case DigestAlgorithm.SHA_384: return new Sha384Digest(); - case DigestAlgorithm.SHA_512: return new Sha512Digest(); - case DigestAlgorithm.SHA_512_224: return new Sha512tDigest(224); - case DigestAlgorithm.SHA_512_256: return new Sha512tDigest(256); - case DigestAlgorithm.SHA3_224: return new Sha3Digest(224); - case DigestAlgorithm.SHA3_256: return new Sha3Digest(256); - case DigestAlgorithm.SHA3_384: return new Sha3Digest(384); - case DigestAlgorithm.SHA3_512: return new Sha3Digest(512); - case DigestAlgorithm.SHAKE128_256: return new ShakeDigest(128); - case DigestAlgorithm.SHAKE256_512: return new ShakeDigest(256); - case DigestAlgorithm.SM3: return new SM3Digest(); - case DigestAlgorithm.TIGER: return new TigerDigest(); - case DigestAlgorithm.WHIRLPOOL: return new WhirlpoolDigest(); - } - } - catch (ArgumentException) + switch (digestAlgorithm) { + case DigestAlgorithm.BLAKE2B_160: return new Blake2bDigest(160); + case DigestAlgorithm.BLAKE2B_256: return new Blake2bDigest(256); + case DigestAlgorithm.BLAKE2B_384: return new Blake2bDigest(384); + case DigestAlgorithm.BLAKE2B_512: return new Blake2bDigest(512); + case DigestAlgorithm.BLAKE2S_128: return new Blake2sDigest(128); + case DigestAlgorithm.BLAKE2S_160: return new Blake2sDigest(160); + case DigestAlgorithm.BLAKE2S_224: return new Blake2sDigest(224); + case DigestAlgorithm.BLAKE2S_256: return new Blake2sDigest(256); + case DigestAlgorithm.BLAKE3_256: return new Blake3Digest(256); + case DigestAlgorithm.DSTU7564_256: return new Dstu7564Digest(256); + case DigestAlgorithm.DSTU7564_384: return new Dstu7564Digest(384); + case DigestAlgorithm.DSTU7564_512: return new Dstu7564Digest(512); + case DigestAlgorithm.GOST3411: return new Gost3411Digest(); + case DigestAlgorithm.GOST3411_2012_256: return new Gost3411_2012_256Digest(); + case DigestAlgorithm.GOST3411_2012_512: return new Gost3411_2012_512Digest(); + case DigestAlgorithm.KECCAK_224: return new KeccakDigest(224); + case DigestAlgorithm.KECCAK_256: return new KeccakDigest(256); + case DigestAlgorithm.KECCAK_288: return new KeccakDigest(288); + case DigestAlgorithm.KECCAK_384: return new KeccakDigest(384); + case DigestAlgorithm.KECCAK_512: return new KeccakDigest(512); + case DigestAlgorithm.MD2: return new MD2Digest(); + case DigestAlgorithm.MD4: return new MD4Digest(); + case DigestAlgorithm.MD5: return new MD5Digest(); + case DigestAlgorithm.NONE: return new NullDigest(); + case DigestAlgorithm.RIPEMD128: return new RipeMD128Digest(); + case DigestAlgorithm.RIPEMD160: return new RipeMD160Digest(); + case DigestAlgorithm.RIPEMD256: return new RipeMD256Digest(); + case DigestAlgorithm.RIPEMD320: return new RipeMD320Digest(); + case DigestAlgorithm.SHA_1: return new Sha1Digest(); + case DigestAlgorithm.SHA_224: return new Sha224Digest(); + case DigestAlgorithm.SHA_256: return new Sha256Digest(); + case DigestAlgorithm.SHA_384: return new Sha384Digest(); + case DigestAlgorithm.SHA_512: return new Sha512Digest(); + case DigestAlgorithm.SHA_512_224: return new Sha512tDigest(224); + case DigestAlgorithm.SHA_512_256: return new Sha512tDigest(256); + case DigestAlgorithm.SHA3_224: return new Sha3Digest(224); + case DigestAlgorithm.SHA3_256: return new Sha3Digest(256); + case DigestAlgorithm.SHA3_384: return new Sha3Digest(384); + case DigestAlgorithm.SHA3_512: return new Sha3Digest(512); + case DigestAlgorithm.SHAKE128_256: return new ShakeDigest(128); + case DigestAlgorithm.SHAKE256_512: return new ShakeDigest(256); + case DigestAlgorithm.SM3: return new SM3Digest(); + case DigestAlgorithm.TIGER: return new TigerDigest(); + case DigestAlgorithm.WHIRLPOOL: return new WhirlpoolDigest(); + default: + throw new NotImplementedException(); } - - return null; } private static string GetMechanism(string algorithm) |