// 
// Decompiled by Procyon v0.6.0
// 

package com.google.crypto.tink.daead;

import com.google.crypto.tink.subtle.AesSiv;
import java.security.InvalidAlgorithmParameterException;
import com.google.crypto.tink.config.internal.TinkFipsUtil;
import com.google.crypto.tink.Configuration;
import java.security.GeneralSecurityException;
import com.google.crypto.tink.Key;
import com.google.crypto.tink.internal.PrimitiveConstructor;
import com.google.crypto.tink.DeterministicAead;
import com.google.crypto.tink.internal.PrimitiveRegistry;
import com.google.crypto.tink.internal.InternalConfiguration;

class DeterministicAeadConfigurationV1
{
    private static final InternalConfiguration INTERNAL_CONFIGURATION;
    private static final int KEY_SIZE_IN_BYTES = 64;
    
    private DeterministicAeadConfigurationV1() {
    }
    
    private static InternalConfiguration create() {
        try {
            final PrimitiveRegistry.Builder builder = PrimitiveRegistry.builder();
            DeterministicAeadWrapper.registerToInternalPrimitiveRegistry(builder);
            builder.registerPrimitiveConstructor((PrimitiveConstructor<Key, Object>)PrimitiveConstructor.create((PrimitiveConstructor.PrimitiveConstructionFunction<KeyT, PrimitiveT>)DeterministicAeadConfigurationV1::createAesSiv, (Class<KeyT>)AesSivKey.class, (Class<PrimitiveT>)DeterministicAead.class));
            return InternalConfiguration.createFromPrimitiveRegistry(builder.build());
        }
        catch (final GeneralSecurityException e) {
            throw new IllegalStateException(e);
        }
    }
    
    public static Configuration get() throws GeneralSecurityException {
        if (TinkFipsUtil.useOnlyFips()) {
            throw new GeneralSecurityException("Cannot use non-FIPS-compliant DeterministicAeadConfigurationV1 in FIPS mode");
        }
        return DeterministicAeadConfigurationV1.INTERNAL_CONFIGURATION;
    }
    
    private static DeterministicAead createAesSiv(final AesSivKey key) throws GeneralSecurityException {
        if (key.getParameters().getKeySizeBytes() != 64) {
            throw new InvalidAlgorithmParameterException("invalid key size: " + key.getParameters().getKeySizeBytes() + ". Valid keys must have " + 64 + " bytes.");
        }
        return AesSiv.create(key);
    }
    
    static {
        INTERNAL_CONFIGURATION = create();
    }
}