diff options
Diffstat (limited to 'prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/ec/SignatureSpi.java')
| -rw-r--r-- | prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/ec/SignatureSpi.java | 367 |
1 files changed, 0 insertions, 367 deletions
diff --git a/prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/ec/SignatureSpi.java b/prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/ec/SignatureSpi.java deleted file mode 100644 index 5e2bb4e4..00000000 --- a/prov/src/main/java/org/bouncycastle/jcajce/provider/asymmetric/ec/SignatureSpi.java +++ /dev/null @@ -1,367 +0,0 @@ -package org.bouncycastle.jcajce.provider.asymmetric.ec; - -import java.io.IOException; -import java.math.BigInteger; -import java.security.InvalidKeyException; -import java.security.PrivateKey; -import java.security.PublicKey; - -import org.bouncycastle.asn1.ASN1EncodableVector; -import org.bouncycastle.asn1.ASN1Encoding; -import org.bouncycastle.asn1.ASN1Integer; -import org.bouncycastle.asn1.ASN1Primitive; -import org.bouncycastle.asn1.ASN1Sequence; -import org.bouncycastle.asn1.DERSequence; -import org.bouncycastle.crypto.CipherParameters; -import org.bouncycastle.crypto.DSA; -import org.bouncycastle.crypto.Digest; -import org.bouncycastle.crypto.digests.NullDigest; -import org.bouncycastle.crypto.digests.RIPEMD160Digest; -import org.bouncycastle.crypto.digests.SHA1Digest; -import org.bouncycastle.crypto.digests.SHA224Digest; -import org.bouncycastle.crypto.digests.SHA256Digest; -import org.bouncycastle.crypto.digests.SHA384Digest; -import org.bouncycastle.crypto.digests.SHA512Digest; -import org.bouncycastle.crypto.params.ParametersWithRandom; -import org.bouncycastle.crypto.signers.ECDSASigner; -import org.bouncycastle.crypto.signers.ECNRSigner; -import org.bouncycastle.crypto.signers.HMacDSAKCalculator; -import org.bouncycastle.jcajce.provider.asymmetric.util.DSABase; -import org.bouncycastle.jcajce.provider.asymmetric.util.DSAEncoder; -import org.bouncycastle.jcajce.provider.asymmetric.util.ECUtil; - -public class SignatureSpi - extends DSABase -{ - SignatureSpi(Digest digest, DSA signer, DSAEncoder encoder) - { - super(digest, signer, encoder); - } - - protected void engineInitVerify(PublicKey publicKey) - throws InvalidKeyException - { - CipherParameters param = ECUtil.generatePublicKeyParameter(publicKey); - - digest.reset(); - signer.init(false, param); - } - - protected void engineInitSign( - PrivateKey privateKey) - throws InvalidKeyException - { - CipherParameters param = ECUtil.generatePrivateKeyParameter(privateKey); - - digest.reset(); - - if (appRandom != null) - { - signer.init(true, new ParametersWithRandom(param, appRandom)); - } - else - { - signer.init(true, param); - } - } - - static public class ecDSA - extends SignatureSpi - { - public ecDSA() - { - super(new SHA1Digest(), new ECDSASigner(), new StdDSAEncoder()); - } - } - - static public class ecDetDSA - extends SignatureSpi - { - public ecDetDSA() - { - super(new SHA1Digest(), new ECDSASigner(new HMacDSAKCalculator(new SHA1Digest())), new StdDSAEncoder()); - } - } - - static public class ecDSAnone - extends SignatureSpi - { - public ecDSAnone() - { - super(new NullDigest(), new ECDSASigner(), new StdDSAEncoder()); - } - } - - static public class ecDSA224 - extends SignatureSpi - { - public ecDSA224() - { - super(new SHA224Digest(), new ECDSASigner(), new StdDSAEncoder()); - } - } - - static public class ecDetDSA224 - extends SignatureSpi - { - public ecDetDSA224() - { - super(new SHA224Digest(), new ECDSASigner(new HMacDSAKCalculator(new SHA224Digest())), new StdDSAEncoder()); - } - } - - static public class ecDSA256 - extends SignatureSpi - { - public ecDSA256() - { - super(new SHA256Digest(), new ECDSASigner(), new StdDSAEncoder()); - } - } - - static public class ecDetDSA256 - extends SignatureSpi - { - public ecDetDSA256() - { - super(new SHA256Digest(), new ECDSASigner(new HMacDSAKCalculator(new SHA256Digest())), new StdDSAEncoder()); - } - } - - static public class ecDSA384 - extends SignatureSpi - { - public ecDSA384() - { - super(new SHA384Digest(), new ECDSASigner(), new StdDSAEncoder()); - } - } - - static public class ecDetDSA384 - extends SignatureSpi - { - public ecDetDSA384() - { - super(new SHA384Digest(), new ECDSASigner(new HMacDSAKCalculator(new SHA384Digest())), new StdDSAEncoder()); - } - } - - static public class ecDSA512 - extends SignatureSpi - { - public ecDSA512() - { - super(new SHA512Digest(), new ECDSASigner(), new StdDSAEncoder()); - } - } - - static public class ecDetDSA512 - extends SignatureSpi - { - public ecDetDSA512() - { - super(new SHA512Digest(), new ECDSASigner(new HMacDSAKCalculator(new SHA512Digest())), new StdDSAEncoder()); - } - } - - static public class ecDSARipeMD160 - extends SignatureSpi - { - public ecDSARipeMD160() - { - super(new RIPEMD160Digest(), new ECDSASigner(), new StdDSAEncoder()); - } - } - - static public class ecNR - extends SignatureSpi - { - public ecNR() - { - super(new SHA1Digest(), new ECNRSigner(), new StdDSAEncoder()); - } - } - - static public class ecNR224 - extends SignatureSpi - { - public ecNR224() - { - super(new SHA224Digest(), new ECNRSigner(), new StdDSAEncoder()); - } - } - - static public class ecNR256 - extends SignatureSpi - { - public ecNR256() - { - super(new SHA256Digest(), new ECNRSigner(), new StdDSAEncoder()); - } - } - - static public class ecNR384 - extends SignatureSpi - { - public ecNR384() - { - super(new SHA384Digest(), new ECNRSigner(), new StdDSAEncoder()); - } - } - - static public class ecNR512 - extends SignatureSpi - { - public ecNR512() - { - super(new SHA512Digest(), new ECNRSigner(), new StdDSAEncoder()); - } - } - - static public class ecCVCDSA - extends SignatureSpi - { - public ecCVCDSA() - { - super(new SHA1Digest(), new ECDSASigner(), new PlainDSAEncoder()); - } - } - - static public class ecCVCDSA224 - extends SignatureSpi - { - public ecCVCDSA224() - { - super(new SHA224Digest(), new ECDSASigner(), new PlainDSAEncoder()); - } - } - - static public class ecCVCDSA256 - extends SignatureSpi - { - public ecCVCDSA256() - { - super(new SHA256Digest(), new ECDSASigner(), new PlainDSAEncoder()); - } - } - - static public class ecCVCDSA384 - extends SignatureSpi - { - public ecCVCDSA384() - { - super(new SHA384Digest(), new ECDSASigner(), new PlainDSAEncoder()); - } - } - - static public class ecCVCDSA512 - extends SignatureSpi - { - public ecCVCDSA512() - { - super(new SHA512Digest(), new ECDSASigner(), new PlainDSAEncoder()); - } - } - - static public class ecPlainDSARP160 - extends SignatureSpi - { - public ecPlainDSARP160() - { - super(new RIPEMD160Digest(), new ECDSASigner(), new PlainDSAEncoder()); - } - } - - private static class StdDSAEncoder - implements DSAEncoder - { - public byte[] encode( - BigInteger r, - BigInteger s) - throws IOException - { - ASN1EncodableVector v = new ASN1EncodableVector(); - - v.add(new ASN1Integer(r)); - v.add(new ASN1Integer(s)); - - return new DERSequence(v).getEncoded(ASN1Encoding.DER); - } - - public BigInteger[] decode( - byte[] encoding) - throws IOException - { - ASN1Sequence s = (ASN1Sequence)ASN1Primitive.fromByteArray(encoding); - BigInteger[] sig = new BigInteger[2]; - - sig[0] = ASN1Integer.getInstance(s.getObjectAt(0)).getValue(); - sig[1] = ASN1Integer.getInstance(s.getObjectAt(1)).getValue(); - - return sig; - } - } - - private static class PlainDSAEncoder - implements DSAEncoder - { - public byte[] encode( - BigInteger r, - BigInteger s) - throws IOException - { - byte[] first = makeUnsigned(r); - byte[] second = makeUnsigned(s); - byte[] res; - - if (first.length > second.length) - { - res = new byte[first.length * 2]; - } - else - { - res = new byte[second.length * 2]; - } - - System.arraycopy(first, 0, res, res.length / 2 - first.length, first.length); - System.arraycopy(second, 0, res, res.length - second.length, second.length); - - return res; - } - - - private byte[] makeUnsigned(BigInteger val) - { - byte[] res = val.toByteArray(); - - if (res[0] == 0) - { - byte[] tmp = new byte[res.length - 1]; - - System.arraycopy(res, 1, tmp, 0, tmp.length); - - return tmp; - } - - return res; - } - - public BigInteger[] decode( - byte[] encoding) - throws IOException - { - BigInteger[] sig = new BigInteger[2]; - - byte[] first = new byte[encoding.length / 2]; - byte[] second = new byte[encoding.length / 2]; - - System.arraycopy(encoding, 0, first, 0, first.length); - System.arraycopy(encoding, first.length, second, 0, second.length); - - sig[0] = new BigInteger(1, first); - sig[1] = new BigInteger(1, second); - - return sig; - } - } -}
\ No newline at end of file |