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Diffstat (limited to 'libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi.java')
-rw-r--r--libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi.java394
1 files changed, 0 insertions, 394 deletions
diff --git a/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi.java b/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi.java
deleted file mode 100644
index adce8b598..000000000
--- a/libraries/spongycastle/prov/src/main/java/org/spongycastle/jcajce/provider/asymmetric/rsa/PSSSignatureSpi.java
+++ /dev/null
@@ -1,394 +0,0 @@
-package org.spongycastle.jcajce.provider.asymmetric.rsa;
-
-import java.io.ByteArrayOutputStream;
-import java.security.AlgorithmParameters;
-import java.security.InvalidKeyException;
-import java.security.InvalidParameterException;
-import java.security.PrivateKey;
-import java.security.PublicKey;
-import java.security.SecureRandom;
-import java.security.SignatureException;
-import java.security.SignatureSpi;
-import java.security.interfaces.RSAPrivateKey;
-import java.security.interfaces.RSAPublicKey;
-import java.security.spec.AlgorithmParameterSpec;
-import java.security.spec.MGF1ParameterSpec;
-import java.security.spec.PSSParameterSpec;
-
-import org.spongycastle.asn1.pkcs.PKCSObjectIdentifiers;
-import org.spongycastle.crypto.AsymmetricBlockCipher;
-import org.spongycastle.crypto.CryptoException;
-import org.spongycastle.crypto.Digest;
-import org.spongycastle.crypto.engines.RSABlindedEngine;
-import org.spongycastle.crypto.params.ParametersWithRandom;
-import org.spongycastle.jcajce.provider.util.DigestFactory;
-import org.spongycastle.jce.provider.BouncyCastleProvider;
-
-public class PSSSignatureSpi
- extends SignatureSpi
-{
- private AlgorithmParameters engineParams;
- private PSSParameterSpec paramSpec;
- private PSSParameterSpec originalSpec;
- private AsymmetricBlockCipher signer;
- private Digest contentDigest;
- private Digest mgfDigest;
- private int saltLength;
- private byte trailer;
- private boolean isRaw;
-
- private org.spongycastle.crypto.signers.PSSSigner pss;
-
- private byte getTrailer(
- int trailerField)
- {
- if (trailerField == 1)
- {
- return org.spongycastle.crypto.signers.PSSSigner.TRAILER_IMPLICIT;
- }
-
- throw new IllegalArgumentException("unknown trailer field");
- }
-
- private void setupContentDigest()
- {
- if (isRaw)
- {
- this.contentDigest = new NullPssDigest(mgfDigest);
- }
- else
- {
- this.contentDigest = mgfDigest;
- }
- }
-
- // care - this constructor is actually used by outside organisations
- protected PSSSignatureSpi(
- AsymmetricBlockCipher signer,
- PSSParameterSpec paramSpecArg)
- {
- this(signer, paramSpecArg, false);
- }
-
- // care - this constructor is actually used by outside organisations
- protected PSSSignatureSpi(
- AsymmetricBlockCipher signer,
- PSSParameterSpec baseParamSpec,
- boolean isRaw)
- {
- this.signer = signer;
- this.originalSpec = baseParamSpec;
-
- if (baseParamSpec == null)
- {
- this.paramSpec = PSSParameterSpec.DEFAULT;
- }
- else
- {
- this.paramSpec = baseParamSpec;
- }
-
- this.mgfDigest = DigestFactory.getDigest(paramSpec.getDigestAlgorithm());
- this.saltLength = paramSpec.getSaltLength();
- this.trailer = getTrailer(paramSpec.getTrailerField());
- this.isRaw = isRaw;
-
- setupContentDigest();
- }
-
- protected void engineInitVerify(
- PublicKey publicKey)
- throws InvalidKeyException
- {
- if (!(publicKey instanceof RSAPublicKey))
- {
- throw new InvalidKeyException("Supplied key is not a RSAPublicKey instance");
- }
-
- pss = new org.spongycastle.crypto.signers.PSSSigner(signer, contentDigest, mgfDigest, saltLength, trailer);
- pss.init(false,
- RSAUtil.generatePublicKeyParameter((RSAPublicKey)publicKey));
- }
-
- protected void engineInitSign(
- PrivateKey privateKey,
- SecureRandom random)
- throws InvalidKeyException
- {
- if (!(privateKey instanceof RSAPrivateKey))
- {
- throw new InvalidKeyException("Supplied key is not a RSAPrivateKey instance");
- }
-
- pss = new org.spongycastle.crypto.signers.PSSSigner(signer, contentDigest, mgfDigest, saltLength, trailer);
- pss.init(true, new ParametersWithRandom(RSAUtil.generatePrivateKeyParameter((RSAPrivateKey)privateKey), random));
- }
-
- protected void engineInitSign(
- PrivateKey privateKey)
- throws InvalidKeyException
- {
- if (!(privateKey instanceof RSAPrivateKey))
- {
- throw new InvalidKeyException("Supplied key is not a RSAPrivateKey instance");
- }
-
- pss = new org.spongycastle.crypto.signers.PSSSigner(signer, contentDigest, mgfDigest, saltLength, trailer);
- pss.init(true, RSAUtil.generatePrivateKeyParameter((RSAPrivateKey)privateKey));
- }
-
- protected void engineUpdate(
- byte b)
- throws SignatureException
- {
- pss.update(b);
- }
-
- protected void engineUpdate(
- byte[] b,
- int off,
- int len)
- throws SignatureException
- {
- pss.update(b, off, len);
- }
-
- protected byte[] engineSign()
- throws SignatureException
- {
- try
- {
- return pss.generateSignature();
- }
- catch (CryptoException e)
- {
- throw new SignatureException(e.getMessage());
- }
- }
-
- protected boolean engineVerify(
- byte[] sigBytes)
- throws SignatureException
- {
- return pss.verifySignature(sigBytes);
- }
-
- protected void engineSetParameter(
- AlgorithmParameterSpec params)
- throws InvalidParameterException
- {
- if (params instanceof PSSParameterSpec)
- {
- PSSParameterSpec newParamSpec = (PSSParameterSpec)params;
-
- if (originalSpec != null)
- {
- if (!DigestFactory.isSameDigest(originalSpec.getDigestAlgorithm(), newParamSpec.getDigestAlgorithm()))
- {
- throw new InvalidParameterException("parameter must be using " + originalSpec.getDigestAlgorithm());
- }
- }
- if (!newParamSpec.getMGFAlgorithm().equalsIgnoreCase("MGF1") && !newParamSpec.getMGFAlgorithm().equals(PKCSObjectIdentifiers.id_mgf1.getId()))
- {
- throw new InvalidParameterException("unknown mask generation function specified");
- }
-
- if (!(newParamSpec.getMGFParameters() instanceof MGF1ParameterSpec))
- {
- throw new InvalidParameterException("unkown MGF parameters");
- }
-
- MGF1ParameterSpec mgfParams = (MGF1ParameterSpec)newParamSpec.getMGFParameters();
-
- if (!DigestFactory.isSameDigest(mgfParams.getDigestAlgorithm(), newParamSpec.getDigestAlgorithm()))
- {
- throw new InvalidParameterException("digest algorithm for MGF should be the same as for PSS parameters.");
- }
-
- Digest newDigest = DigestFactory.getDigest(mgfParams.getDigestAlgorithm());
-
- if (newDigest == null)
- {
- throw new InvalidParameterException("no match on MGF digest algorithm: "+ mgfParams.getDigestAlgorithm());
- }
-
- this.engineParams = null;
- this.paramSpec = newParamSpec;
- this.mgfDigest = newDigest;
- this.saltLength = paramSpec.getSaltLength();
- this.trailer = getTrailer(paramSpec.getTrailerField());
-
- setupContentDigest();
- }
- else
- {
- throw new InvalidParameterException("Only PSSParameterSpec supported");
- }
- }
-
- protected AlgorithmParameters engineGetParameters()
- {
- if (engineParams == null)
- {
- if (paramSpec != null)
- {
- try
- {
- engineParams = AlgorithmParameters.getInstance("PSS", BouncyCastleProvider.PROVIDER_NAME);
- engineParams.init(paramSpec);
- }
- catch (Exception e)
- {
- throw new RuntimeException(e.toString());
- }
- }
- }
-
- return engineParams;
- }
-
- /**
- * @deprecated replaced with <a href = "#engineSetParameter(java.security.spec.AlgorithmParameterSpec)">
- */
- protected void engineSetParameter(
- String param,
- Object value)
- {
- throw new UnsupportedOperationException("engineSetParameter unsupported");
- }
-
- protected Object engineGetParameter(
- String param)
- {
- throw new UnsupportedOperationException("engineGetParameter unsupported");
- }
-
- static public class nonePSS
- extends PSSSignatureSpi
- {
- public nonePSS()
- {
- super(new RSABlindedEngine(), null, true);
- }
- }
-
- static public class PSSwithRSA
- extends PSSSignatureSpi
- {
- public PSSwithRSA()
- {
- super(new RSABlindedEngine(), null);
- }
- }
-
- static public class SHA1withRSA
- extends PSSSignatureSpi
- {
- public SHA1withRSA()
- {
- super(new RSABlindedEngine(), PSSParameterSpec.DEFAULT);
- }
- }
-
- static public class SHA224withRSA
- extends PSSSignatureSpi
- {
- public SHA224withRSA()
- {
- super(new RSABlindedEngine(), new PSSParameterSpec("SHA-224", "MGF1", new MGF1ParameterSpec("SHA-224"), 28, 1));
- }
- }
-
- static public class SHA256withRSA
- extends PSSSignatureSpi
- {
- public SHA256withRSA()
- {
- super(new RSABlindedEngine(), new PSSParameterSpec("SHA-256", "MGF1", new MGF1ParameterSpec("SHA-256"), 32, 1));
- }
- }
-
- static public class SHA384withRSA
- extends PSSSignatureSpi
- {
- public SHA384withRSA()
- {
- super(new RSABlindedEngine(), new PSSParameterSpec("SHA-384", "MGF1", new MGF1ParameterSpec("SHA-384"), 48, 1));
- }
- }
-
- static public class SHA512withRSA
- extends PSSSignatureSpi
- {
- public SHA512withRSA()
- {
- super(new RSABlindedEngine(), new PSSParameterSpec("SHA-512", "MGF1", new MGF1ParameterSpec("SHA-512"), 64, 1));
- }
- }
-
- private class NullPssDigest
- implements Digest
- {
- private ByteArrayOutputStream bOut = new ByteArrayOutputStream();
- private Digest baseDigest;
- private boolean oddTime = true;
-
- public NullPssDigest(Digest mgfDigest)
- {
- this.baseDigest = mgfDigest;
- }
-
- public String getAlgorithmName()
- {
- return "NULL";
- }
-
- public int getDigestSize()
- {
- return baseDigest.getDigestSize();
- }
-
- public void update(byte in)
- {
- bOut.write(in);
- }
-
- public void update(byte[] in, int inOff, int len)
- {
- bOut.write(in, inOff, len);
- }
-
- public int doFinal(byte[] out, int outOff)
- {
- byte[] res = bOut.toByteArray();
-
- if (oddTime)
- {
- System.arraycopy(res, 0, out, outOff, res.length);
- }
- else
- {
- baseDigest.update(res, 0, res.length);
-
- baseDigest.doFinal(out, outOff);
- }
-
- reset();
-
- oddTime = !oddTime;
-
- return res.length;
- }
-
- public void reset()
- {
- bOut.reset();
- baseDigest.reset();
- }
-
- public int getByteLength()
- {
- return 0;
- }
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 09:35:11 +0000