1 files changed, 0 insertions, 138 deletions
diff --git a/libraries/spongycastle/pg/src/main/java/org/spongycastle/openpgp/operator/bc/BcImplProvider.java b/libraries/spongycastle/pg/src/main/java/org/spongycastle/openpgp/operator/bc/BcImplProvider.java
deleted file mode 100644
index 5e3102f37..000000000
--- a/libraries/spongycastle/pg/src/main/java/org/spongycastle/openpgp/operator/bc/BcImplProvider.java
+++ /dev/null
@@ -1,138 +0,0 @@
-package org.spongycastle.openpgp.operator.bc;
-
-import org.spongycastle.bcpg.HashAlgorithmTags;
-import org.spongycastle.bcpg.PublicKeyAlgorithmTags;
-import org.spongycastle.bcpg.SymmetricKeyAlgorithmTags;
-import org.spongycastle.crypto.AsymmetricBlockCipher;
-import org.spongycastle.crypto.BlockCipher;
-import org.spongycastle.crypto.Digest;
-import org.spongycastle.crypto.Signer;
-import org.spongycastle.crypto.digests.MD2Digest;
-import org.spongycastle.crypto.digests.MD5Digest;
-import org.spongycastle.crypto.digests.RIPEMD160Digest;
-import org.spongycastle.crypto.digests.SHA1Digest;
-import org.spongycastle.crypto.digests.SHA224Digest;
-import org.spongycastle.crypto.digests.SHA256Digest;
-import org.spongycastle.crypto.digests.SHA384Digest;
-import org.spongycastle.crypto.digests.SHA512Digest;
-import org.spongycastle.crypto.digests.TigerDigest;
-import org.spongycastle.crypto.encodings.PKCS1Encoding;
-import org.spongycastle.crypto.engines.AESEngine;
-import org.spongycastle.crypto.engines.BlowfishEngine;
-import org.spongycastle.crypto.engines.CAST5Engine;
-import org.spongycastle.crypto.engines.DESEngine;
-import org.spongycastle.crypto.engines.DESedeEngine;
-import org.spongycastle.crypto.engines.ElGamalEngine;
-import org.spongycastle.crypto.engines.RSABlindedEngine;
-import org.spongycastle.crypto.engines.TwofishEngine;
-import org.spongycastle.crypto.signers.DSADigestSigner;
-import org.spongycastle.crypto.signers.DSASigner;
-import org.spongycastle.crypto.signers.RSADigestSigner;
-import org.spongycastle.openpgp.PGPException;
-import org.spongycastle.openpgp.PGPPublicKey;
-
-class BcImplProvider
-{
-    static Digest createDigest(int algorithm)
-        throws PGPException
-    {
-        switch (algorithm)
-        {
-        case HashAlgorithmTags.SHA1:
-            return new SHA1Digest();
-        case HashAlgorithmTags.SHA224:
-            return new SHA224Digest();
-        case HashAlgorithmTags.SHA256:
-            return new SHA256Digest();
-        case HashAlgorithmTags.SHA384:
-            return new SHA384Digest();
-        case HashAlgorithmTags.SHA512:
-            return new SHA512Digest();
-        case HashAlgorithmTags.MD2:
-            return new MD2Digest();
-        case HashAlgorithmTags.MD5:
-            return new MD5Digest();
-        case HashAlgorithmTags.RIPEMD160:
-            return new RIPEMD160Digest();
-        case HashAlgorithmTags.TIGER_192:
-            return new TigerDigest();
-        default:
-            throw new PGPException("cannot recognise digest");
-        }
-    }
-
-    static Signer createSigner(int keyAlgorithm, int hashAlgorithm)
-        throws PGPException
-    {
-        switch(keyAlgorithm)
-        {
-        case PublicKeyAlgorithmTags.RSA_GENERAL:
-        case PublicKeyAlgorithmTags.RSA_SIGN:
-            return new RSADigestSigner(createDigest(hashAlgorithm));
-        case PublicKeyAlgorithmTags.DSA:
-            return new DSADigestSigner(new DSASigner(), createDigest(hashAlgorithm));
-        default:
-            throw new PGPException("cannot recognise keyAlgorithm");
-        }
-    }
-
-    static BlockCipher createBlockCipher(int encAlgorithm)
-        throws PGPException
-    {
-        BlockCipher engine;
-
-        switch (encAlgorithm)
-        {
-        case SymmetricKeyAlgorithmTags.AES_128:
-        case SymmetricKeyAlgorithmTags.AES_192:
-        case SymmetricKeyAlgorithmTags.AES_256:
-            engine = new AESEngine();
-            break;
-        case SymmetricKeyAlgorithmTags.BLOWFISH:
-            engine = new BlowfishEngine();
-            break;
-        case SymmetricKeyAlgorithmTags.CAST5:
-            engine = new CAST5Engine();
-            break;
-        case SymmetricKeyAlgorithmTags.DES:
-            engine = new DESEngine();
-            break;
-        case SymmetricKeyAlgorithmTags.TWOFISH:
-            engine = new TwofishEngine();
-            break;
-        case SymmetricKeyAlgorithmTags.TRIPLE_DES:
-            engine = new DESedeEngine();
-            break;
-        default:
-            throw new PGPException("cannot recognise cipher");
-        }
-
-        return engine;
-    }
-
-    static AsymmetricBlockCipher createPublicKeyCipher(int encAlgorithm)
-        throws PGPException
-    {
-        AsymmetricBlockCipher c;
-
-        switch (encAlgorithm)
-        {
-        case PGPPublicKey.RSA_ENCRYPT:
-        case PGPPublicKey.RSA_GENERAL:
-            c = new PKCS1Encoding(new RSABlindedEngine());
-            break;
-        case PGPPublicKey.ELGAMAL_ENCRYPT:
-        case PGPPublicKey.ELGAMAL_GENERAL:
-            c = new PKCS1Encoding(new ElGamalEngine());
-            break;
-        case PGPPublicKey.DSA:
-            throw new PGPException("Can't use DSA for encryption.");
-        case PGPPublicKey.ECDSA:
-            throw new PGPException("Can't use ECDSA for encryption.");
-        default:
-            throw new PGPException("unknown asymmetric algorithm: " + encAlgorithm);
-        }
-
-        return c;
-    }
-}