17 lines
1.1 KiB
Java
17 lines
1.1 KiB
Java
package org.bouncycastle.jcajce.provider.asymmetric.util;
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import org.bouncycastle.crypto.BlockCipher;
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import org.bouncycastle.crypto.BufferedBlockCipher;
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import org.bouncycastle.jce.spec.IESParameterSpec;
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/* loaded from: classes6.dex */
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public class IESUtil {
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public static IESParameterSpec guessParameterSpec(BufferedBlockCipher bufferedBlockCipher) {
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if (bufferedBlockCipher == null) {
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return new IESParameterSpec(null, null, 128);
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}
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BlockCipher underlyingCipher = bufferedBlockCipher.getUnderlyingCipher();
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return (underlyingCipher.getAlgorithmName().equals("DES") || underlyingCipher.getAlgorithmName().equals("RC2") || underlyingCipher.getAlgorithmName().equals("RC5-32") || underlyingCipher.getAlgorithmName().equals("RC5-64")) ? new IESParameterSpec(null, null, 64, 64) : underlyingCipher.getAlgorithmName().equals("SKIPJACK") ? new IESParameterSpec(null, null, 80, 80) : underlyingCipher.getAlgorithmName().equals("GOST28147") ? new IESParameterSpec(null, null, 256, 256) : new IESParameterSpec(null, null, 128, 128);
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}
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}
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