diff options
Diffstat (limited to 'prov/src/main/java/org/bouncycastle/jcajce/provider/symmetric/IDEA.java')
| -rw-r--r-- | prov/src/main/java/org/bouncycastle/jcajce/provider/symmetric/IDEA.java | 258 |
1 files changed, 0 insertions, 258 deletions
diff --git a/prov/src/main/java/org/bouncycastle/jcajce/provider/symmetric/IDEA.java b/prov/src/main/java/org/bouncycastle/jcajce/provider/symmetric/IDEA.java deleted file mode 100644 index 4248eb8d..00000000 --- a/prov/src/main/java/org/bouncycastle/jcajce/provider/symmetric/IDEA.java +++ /dev/null @@ -1,258 +0,0 @@ -package org.bouncycastle.jcajce.provider.symmetric; - -import java.io.IOException; -import java.security.AlgorithmParameters; -import java.security.InvalidAlgorithmParameterException; -import java.security.SecureRandom; -import java.security.spec.AlgorithmParameterSpec; -import java.security.spec.InvalidParameterSpecException; - -import javax.crypto.spec.IvParameterSpec; - -import org.bouncycastle.asn1.ASN1InputStream; -import org.bouncycastle.asn1.ASN1Sequence; -import org.bouncycastle.asn1.misc.IDEACBCPar; -import org.bouncycastle.crypto.CipherKeyGenerator; -import org.bouncycastle.crypto.engines.IDEAEngine; -import org.bouncycastle.crypto.macs.CBCBlockCipherMac; -import org.bouncycastle.crypto.macs.CFBBlockCipherMac; -import org.bouncycastle.crypto.modes.CBCBlockCipher; -import org.bouncycastle.jcajce.provider.config.ConfigurableProvider; -import org.bouncycastle.jcajce.provider.symmetric.util.BaseAlgorithmParameterGenerator; -import org.bouncycastle.jcajce.provider.symmetric.util.BaseAlgorithmParameters; -import org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher; -import org.bouncycastle.jcajce.provider.symmetric.util.BaseKeyGenerator; -import org.bouncycastle.jcajce.provider.symmetric.util.BaseMac; -import org.bouncycastle.jcajce.provider.symmetric.util.PBESecretKeyFactory; -import org.bouncycastle.jcajce.provider.util.AlgorithmProvider; -import org.bouncycastle.jce.provider.BouncyCastleProvider; - -public final class IDEA -{ - private IDEA() - { - } - - public static class ECB - extends BaseBlockCipher - { - public ECB() - { - super(new IDEAEngine()); - } - } - - public static class CBC - extends BaseBlockCipher - { - public CBC() - { - super(new CBCBlockCipher(new IDEAEngine()), 64); - } - } - - public static class KeyGen - extends BaseKeyGenerator - { - public KeyGen() - { - super("IDEA", 128, new CipherKeyGenerator()); - } - } - - public static class PBEWithSHAAndIDEAKeyGen - extends PBESecretKeyFactory - { - public PBEWithSHAAndIDEAKeyGen() - { - super("PBEwithSHAandIDEA-CBC", null, true, PKCS12, SHA1, 128, 64); - } - } - - static public class PBEWithSHAAndIDEA - extends BaseBlockCipher - { - public PBEWithSHAAndIDEA() - { - super(new CBCBlockCipher(new IDEAEngine())); - } - } - - public static class AlgParamGen - extends BaseAlgorithmParameterGenerator - { - protected void engineInit( - AlgorithmParameterSpec genParamSpec, - SecureRandom random) - throws InvalidAlgorithmParameterException - { - throw new InvalidAlgorithmParameterException("No supported AlgorithmParameterSpec for IDEA parameter generation."); - } - - protected AlgorithmParameters engineGenerateParameters() - { - byte[] iv = new byte[8]; - - if (random == null) - { - random = new SecureRandom(); - } - - random.nextBytes(iv); - - AlgorithmParameters params; - - try - { - params = AlgorithmParameters.getInstance("IDEA", BouncyCastleProvider.PROVIDER_NAME); - params.init(new IvParameterSpec(iv)); - } - catch (Exception e) - { - throw new RuntimeException(e.getMessage()); - } - - return params; - } - } - - public static class AlgParams - extends BaseAlgorithmParameters - { - private byte[] iv; - - protected byte[] engineGetEncoded() - throws IOException - { - return engineGetEncoded("ASN.1"); - } - - protected byte[] engineGetEncoded( - String format) - throws IOException - { - if (this.isASN1FormatString(format)) - { - return new IDEACBCPar(engineGetEncoded("RAW")).getEncoded(); - } - - if (format.equals("RAW")) - { - byte[] tmp = new byte[iv.length]; - - System.arraycopy(iv, 0, tmp, 0, iv.length); - return tmp; - } - - return null; - } - - protected AlgorithmParameterSpec localEngineGetParameterSpec( - Class paramSpec) - throws InvalidParameterSpecException - { - if (paramSpec == IvParameterSpec.class) - { - return new IvParameterSpec(iv); - } - - throw new InvalidParameterSpecException("unknown parameter spec passed to IV parameters object."); - } - - protected void engineInit( - AlgorithmParameterSpec paramSpec) - throws InvalidParameterSpecException - { - if (!(paramSpec instanceof IvParameterSpec)) - { - throw new InvalidParameterSpecException("IvParameterSpec required to initialise a IV parameters algorithm parameters object"); - } - - this.iv = ((IvParameterSpec)paramSpec).getIV(); - } - - protected void engineInit( - byte[] params) - throws IOException - { - this.iv = new byte[params.length]; - - System.arraycopy(params, 0, iv, 0, iv.length); - } - - protected void engineInit( - byte[] params, - String format) - throws IOException - { - if (format.equals("RAW")) - { - engineInit(params); - return; - } - if (format.equals("ASN.1")) - { - ASN1InputStream aIn = new ASN1InputStream(params); - IDEACBCPar oct = new IDEACBCPar((ASN1Sequence)aIn.readObject()); - - engineInit(oct.getIV()); - return; - } - - throw new IOException("Unknown parameters format in IV parameters object"); - } - - protected String engineToString() - { - return "IDEA Parameters"; - } - } - - public static class Mac - extends BaseMac - { - public Mac() - { - super(new CBCBlockCipherMac(new IDEAEngine())); - } - } - - public static class CFB8Mac - extends BaseMac - { - public CFB8Mac() - { - super(new CFBBlockCipherMac(new IDEAEngine())); - } - } - - public static class Mappings - extends AlgorithmProvider - { - private static final String PREFIX = IDEA.class.getName(); - - public Mappings() - { - } - - public void configure(ConfigurableProvider provider) - { - provider.addAlgorithm("AlgorithmParameterGenerator.IDEA", PREFIX + "$AlgParamGen"); - provider.addAlgorithm("AlgorithmParameterGenerator.1.3.6.1.4.1.188.7.1.1.2", PREFIX + "$AlgParamGen"); - provider.addAlgorithm("AlgorithmParameters.IDEA", PREFIX + "$AlgParams"); - provider.addAlgorithm("AlgorithmParameters.1.3.6.1.4.1.188.7.1.1.2", PREFIX + "$AlgParams"); - provider.addAlgorithm("Alg.Alias.AlgorithmParameters.PBEWITHSHAANDIDEA", "PKCS12PBE"); - provider.addAlgorithm("Alg.Alias.AlgorithmParameters.PBEWITHSHAANDIDEA-CBC", "PKCS12PBE"); - provider.addAlgorithm("Cipher.IDEA", PREFIX + "$ECB"); - provider.addAlgorithm("Cipher.1.3.6.1.4.1.188.7.1.1.2", PREFIX + "$CBC"); - provider.addAlgorithm("Cipher.PBEWITHSHAANDIDEA-CBC", PREFIX + "$PBEWithSHAAndIDEA"); - provider.addAlgorithm("KeyGenerator.IDEA", PREFIX + "$KeyGen"); - provider.addAlgorithm("KeyGenerator.1.3.6.1.4.1.188.7.1.1.2", PREFIX + "$KeyGen"); - provider.addAlgorithm("SecretKeyFactory.PBEWITHSHAANDIDEA-CBC", PREFIX + "$PBEWithSHAAndIDEAKeyGen"); - provider.addAlgorithm("Mac.IDEAMAC", PREFIX + "$Mac"); - provider.addAlgorithm("Alg.Alias.Mac.IDEA", "IDEAMAC"); - provider.addAlgorithm("Mac.IDEAMAC/CFB8", PREFIX + "$CFB8Mac"); - provider.addAlgorithm("Alg.Alias.Mac.IDEA/CFB8", "IDEAMAC/CFB8"); - } - } -} |