772 lines
38 KiB
Java
772 lines
38 KiB
Java
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package org.bouncycastle.jcajce.provider.symmetric.util;
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import com.google.android.gms.stats.CodePackage;
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import java.lang.reflect.Constructor;
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import java.nio.ByteBuffer;
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import java.security.AlgorithmParameters;
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import java.security.InvalidAlgorithmParameterException;
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import java.security.InvalidKeyException;
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import java.security.Key;
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import java.security.NoSuchAlgorithmException;
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import java.security.SecureRandom;
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import java.security.spec.AlgorithmParameterSpec;
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import javax.crypto.BadPaddingException;
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import javax.crypto.IllegalBlockSizeException;
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import javax.crypto.NoSuchPaddingException;
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import javax.crypto.ShortBufferException;
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import javax.crypto.spec.IvParameterSpec;
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import javax.crypto.spec.PBEParameterSpec;
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import javax.crypto.spec.RC2ParameterSpec;
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import javax.crypto.spec.RC5ParameterSpec;
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import org.bouncycastle.asn1.cms.GCMParameters;
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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.crypto.CipherParameters;
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import org.bouncycastle.crypto.DataLengthException;
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import org.bouncycastle.crypto.InvalidCipherTextException;
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import org.bouncycastle.crypto.OutputLengthException;
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import org.bouncycastle.crypto.modes.AEADBlockCipher;
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import org.bouncycastle.crypto.modes.CBCBlockCipher;
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import org.bouncycastle.crypto.modes.CCMBlockCipher;
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import org.bouncycastle.crypto.modes.CFBBlockCipher;
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import org.bouncycastle.crypto.modes.CTSBlockCipher;
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import org.bouncycastle.crypto.modes.EAXBlockCipher;
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import org.bouncycastle.crypto.modes.GCFBBlockCipher;
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import org.bouncycastle.crypto.modes.GCMBlockCipher;
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import org.bouncycastle.crypto.modes.GOFBBlockCipher;
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import org.bouncycastle.crypto.modes.OCBBlockCipher;
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import org.bouncycastle.crypto.modes.OFBBlockCipher;
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import org.bouncycastle.crypto.modes.OpenPGPCFBBlockCipher;
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import org.bouncycastle.crypto.modes.PGPCFBBlockCipher;
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import org.bouncycastle.crypto.modes.SICBlockCipher;
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import org.bouncycastle.crypto.paddings.BlockCipherPadding;
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import org.bouncycastle.crypto.paddings.ISO10126d2Padding;
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import org.bouncycastle.crypto.paddings.ISO7816d4Padding;
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import org.bouncycastle.crypto.paddings.PaddedBufferedBlockCipher;
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import org.bouncycastle.crypto.paddings.TBCPadding;
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import org.bouncycastle.crypto.paddings.X923Padding;
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import org.bouncycastle.crypto.paddings.ZeroBytePadding;
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import org.bouncycastle.crypto.params.AEADParameters;
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import org.bouncycastle.crypto.params.ParametersWithIV;
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import org.bouncycastle.crypto.params.ParametersWithSBox;
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import org.bouncycastle.jcajce.spec.GOST28147ParameterSpec;
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import org.bouncycastle.util.Strings;
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/* loaded from: classes6.dex */
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public class BaseBlockCipher extends BaseWrapCipher implements PBE {
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private static final Class gcmSpecClass = lookup("javax.crypto.spec.GCMParameterSpec");
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private AEADParameters aeadParams;
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private Class[] availableSpecs;
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private BlockCipher baseEngine;
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private GenericBlockCipher cipher;
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private int digest;
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private BlockCipherProvider engineProvider;
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private boolean fixedIv;
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private int ivLength;
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private ParametersWithIV ivParam;
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private int keySizeInBits;
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private String modeName;
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private boolean padded;
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private String pbeAlgorithm;
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private PBEParameterSpec pbeSpec;
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private int scheme;
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes6.dex */
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public interface GenericBlockCipher {
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int doFinal(byte[] bArr, int i) throws IllegalStateException, BadPaddingException;
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String getAlgorithmName();
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int getOutputSize(int i);
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BlockCipher getUnderlyingCipher();
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int getUpdateOutputSize(int i);
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void init(boolean z, CipherParameters cipherParameters) throws IllegalArgumentException;
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int processByte(byte b, byte[] bArr, int i) throws DataLengthException;
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int processBytes(byte[] bArr, int i, int i2, byte[] bArr2, int i3) throws DataLengthException;
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void updateAAD(byte[] bArr, int i, int i2);
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boolean wrapOnNoPadding();
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}
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@Override // javax.crypto.CipherSpi
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protected void engineUpdateAAD(byte[] bArr, int i, int i2) {
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this.cipher.updateAAD(bArr, i, i2);
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}
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@Override // javax.crypto.CipherSpi
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protected void engineUpdateAAD(ByteBuffer byteBuffer) {
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engineUpdateAAD(byteBuffer.array(), byteBuffer.arrayOffset() + byteBuffer.position(), byteBuffer.limit() - byteBuffer.position());
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}
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@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
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protected byte[] engineUpdate(byte[] bArr, int i, int i2) {
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int updateOutputSize = this.cipher.getUpdateOutputSize(i2);
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if (updateOutputSize <= 0) {
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this.cipher.processBytes(bArr, i, i2, null, 0);
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return null;
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}
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byte[] bArr2 = new byte[updateOutputSize];
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int processBytes = this.cipher.processBytes(bArr, i, i2, bArr2, 0);
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if (processBytes == 0) {
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return null;
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}
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if (processBytes == updateOutputSize) {
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return bArr2;
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}
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byte[] bArr3 = new byte[processBytes];
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System.arraycopy(bArr2, 0, bArr3, 0, processBytes);
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return bArr3;
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}
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@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
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protected int engineUpdate(byte[] bArr, int i, int i2, byte[] bArr2, int i3) throws ShortBufferException {
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if (this.cipher.getUpdateOutputSize(i2) + i3 > bArr2.length) {
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throw new ShortBufferException("output buffer too short for input.");
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}
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try {
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return this.cipher.processBytes(bArr, i, i2, bArr2, i3);
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} catch (DataLengthException e) {
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throw new IllegalStateException(e.toString());
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}
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}
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@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
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protected void engineSetPadding(String str) throws NoSuchPaddingException {
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BufferedGenericBlockCipher bufferedGenericBlockCipher;
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String upperCase = Strings.toUpperCase(str);
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if (upperCase.equals("NOPADDING")) {
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if (!this.cipher.wrapOnNoPadding()) {
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return;
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} else {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(this.cipher.getUnderlyingCipher()));
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}
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} else if (upperCase.equals("WITHCTS")) {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(new CTSBlockCipher(this.cipher.getUnderlyingCipher()));
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} else {
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this.padded = true;
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if (isAEADModeName(this.modeName)) {
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throw new NoSuchPaddingException("Only NoPadding can be used with AEAD modes.");
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}
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if (upperCase.equals("PKCS5PADDING") || upperCase.equals("PKCS7PADDING")) {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(this.cipher.getUnderlyingCipher());
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} else if (upperCase.equals("ZEROBYTEPADDING")) {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(this.cipher.getUnderlyingCipher(), new ZeroBytePadding());
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} else if (upperCase.equals("ISO10126PADDING") || upperCase.equals("ISO10126-2PADDING")) {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(this.cipher.getUnderlyingCipher(), new ISO10126d2Padding());
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} else if (upperCase.equals("X9.23PADDING") || upperCase.equals("X923PADDING")) {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(this.cipher.getUnderlyingCipher(), new X923Padding());
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} else if (upperCase.equals("ISO7816-4PADDING") || upperCase.equals("ISO9797-1PADDING")) {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(this.cipher.getUnderlyingCipher(), new ISO7816d4Padding());
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} else {
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if (!upperCase.equals("TBCPADDING")) {
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StringBuilder sb = new StringBuilder("Padding ");
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sb.append(str);
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sb.append(" unknown.");
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throw new NoSuchPaddingException(sb.toString());
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}
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(this.cipher.getUnderlyingCipher(), new TBCPadding());
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}
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}
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this.cipher = bufferedGenericBlockCipher;
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}
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@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
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protected void engineSetMode(String str) throws NoSuchAlgorithmException {
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GenericBlockCipher aEADGenericBlockCipher;
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BufferedGenericBlockCipher bufferedGenericBlockCipher;
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BufferedGenericBlockCipher bufferedGenericBlockCipher2;
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String upperCase = Strings.toUpperCase(str);
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this.modeName = upperCase;
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if (upperCase.equals("ECB")) {
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this.ivLength = 0;
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aEADGenericBlockCipher = new BufferedGenericBlockCipher(this.baseEngine);
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} else if (this.modeName.equals("CBC")) {
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this.ivLength = this.baseEngine.getBlockSize();
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aEADGenericBlockCipher = new BufferedGenericBlockCipher(new CBCBlockCipher(this.baseEngine));
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} else {
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if (!this.modeName.startsWith("OFB")) {
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if (this.modeName.startsWith("CFB")) {
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this.ivLength = this.baseEngine.getBlockSize();
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if (this.modeName.length() != 3) {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(new CFBBlockCipher(this.baseEngine, Integer.parseInt(this.modeName.substring(3))));
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} else {
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BlockCipher blockCipher = this.baseEngine;
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bufferedGenericBlockCipher2 = new BufferedGenericBlockCipher(new CFBBlockCipher(blockCipher, blockCipher.getBlockSize() << 3));
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aEADGenericBlockCipher = bufferedGenericBlockCipher2;
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}
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} else if (this.modeName.startsWith("PGP")) {
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boolean equalsIgnoreCase = this.modeName.equalsIgnoreCase("PGPCFBwithIV");
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this.ivLength = this.baseEngine.getBlockSize();
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(new PGPCFBBlockCipher(this.baseEngine, equalsIgnoreCase));
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} else if (this.modeName.equalsIgnoreCase("OpenPGPCFB")) {
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this.ivLength = 0;
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aEADGenericBlockCipher = new BufferedGenericBlockCipher(new OpenPGPCFBBlockCipher(this.baseEngine));
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} else if (this.modeName.startsWith("SIC")) {
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int blockSize = this.baseEngine.getBlockSize();
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this.ivLength = blockSize;
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if (blockSize < 16) {
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throw new IllegalArgumentException("Warning: SIC-Mode can become a twotime-pad if the blocksize of the cipher is too small. Use a cipher with a block size of at least 128 bits (e.g. AES)");
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}
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this.fixedIv = false;
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aEADGenericBlockCipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new SICBlockCipher(this.baseEngine)));
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} else if (this.modeName.startsWith("CTR")) {
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this.ivLength = this.baseEngine.getBlockSize();
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this.fixedIv = false;
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aEADGenericBlockCipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new SICBlockCipher(this.baseEngine)));
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} else if (this.modeName.startsWith("GOFB")) {
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this.ivLength = this.baseEngine.getBlockSize();
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aEADGenericBlockCipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new GOFBBlockCipher(this.baseEngine)));
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} else if (this.modeName.startsWith("GCFB")) {
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this.ivLength = this.baseEngine.getBlockSize();
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aEADGenericBlockCipher = new BufferedGenericBlockCipher(new BufferedBlockCipher(new GCFBBlockCipher(this.baseEngine)));
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} else if (this.modeName.startsWith("CTS")) {
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this.ivLength = this.baseEngine.getBlockSize();
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aEADGenericBlockCipher = new BufferedGenericBlockCipher(new CTSBlockCipher(new CBCBlockCipher(this.baseEngine)));
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} else if (this.modeName.startsWith("CCM")) {
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this.ivLength = 13;
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aEADGenericBlockCipher = new AEADGenericBlockCipher(new CCMBlockCipher(this.baseEngine));
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} else if (this.modeName.startsWith("OCB")) {
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if (this.engineProvider == null) {
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throw new NoSuchAlgorithmException("can't support mode ".concat(String.valueOf(str)));
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}
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this.ivLength = 15;
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aEADGenericBlockCipher = new AEADGenericBlockCipher(new OCBBlockCipher(this.baseEngine, this.engineProvider.get()));
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} else if (this.modeName.startsWith("EAX")) {
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this.ivLength = this.baseEngine.getBlockSize();
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aEADGenericBlockCipher = new AEADGenericBlockCipher(new EAXBlockCipher(this.baseEngine));
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} else {
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if (!this.modeName.startsWith(CodePackage.GCM)) {
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throw new NoSuchAlgorithmException("can't support mode ".concat(String.valueOf(str)));
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}
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this.ivLength = this.baseEngine.getBlockSize();
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aEADGenericBlockCipher = new AEADGenericBlockCipher(new GCMBlockCipher(this.baseEngine));
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}
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this.cipher = bufferedGenericBlockCipher;
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return;
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}
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this.ivLength = this.baseEngine.getBlockSize();
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if (this.modeName.length() != 3) {
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bufferedGenericBlockCipher = new BufferedGenericBlockCipher(new OFBBlockCipher(this.baseEngine, Integer.parseInt(this.modeName.substring(3))));
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this.cipher = bufferedGenericBlockCipher;
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return;
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} else {
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BlockCipher blockCipher2 = this.baseEngine;
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bufferedGenericBlockCipher2 = new BufferedGenericBlockCipher(new OFBBlockCipher(blockCipher2, blockCipher2.getBlockSize() << 3));
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aEADGenericBlockCipher = bufferedGenericBlockCipher2;
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}
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}
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this.cipher = aEADGenericBlockCipher;
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}
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/* JADX WARN: Code restructure failed: missing block: B:146:0x01de, code lost:
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r21.ivParam = (org.bouncycastle.crypto.params.ParametersWithIV) r5;
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r5 = r5;
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*/
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/* JADX WARN: Code restructure failed: missing block: B:156:0x00d1, code lost:
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if (r7 != false) goto L95;
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*/
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/* JADX WARN: Code restructure failed: missing block: B:170:0x0120, code lost:
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if (r7 != false) goto L95;
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*/
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/* JADX WARN: Code restructure failed: missing block: B:210:0x01dc, code lost:
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if (r7 != false) goto L95;
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*/
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/* JADX WARN: Code restructure failed: missing block: B:25:0x0089, code lost:
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if (r7 != false) goto L95;
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*/
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/* JADX WARN: Multi-variable type inference failed */
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/* JADX WARN: Removed duplicated region for block: B:45:0x03c7 */
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/* JADX WARN: Removed duplicated region for block: B:60:0x040b */
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/* JADX WARN: Removed duplicated region for block: B:65:0x0417 */
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/* JADX WARN: Type inference failed for: r2v54, types: [org.bouncycastle.crypto.params.ParametersWithIV] */
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/* JADX WARN: Type inference failed for: r5v0 */
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/* JADX WARN: Type inference failed for: r5v12 */
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/* JADX WARN: Type inference failed for: r5v15, types: [org.bouncycastle.crypto.params.RC5Parameters, org.bouncycastle.crypto.CipherParameters] */
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/* JADX WARN: Type inference failed for: r5v16, types: [org.bouncycastle.crypto.params.RC2Parameters, org.bouncycastle.crypto.CipherParameters] */
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/* JADX WARN: Type inference failed for: r5v17 */
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/* JADX WARN: Type inference failed for: r5v18, types: [org.bouncycastle.crypto.params.ParametersWithSBox, org.bouncycastle.crypto.CipherParameters] */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v19, types: [org.bouncycastle.crypto.CipherParameters] */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v24, types: [org.bouncycastle.crypto.params.ParametersWithIV] */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v25 */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v44 */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v45 */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v46 */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v47 */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v48 */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v49 */
|
||
|
|
/* JADX WARN: Type inference failed for: r5v9, types: [org.bouncycastle.crypto.CipherParameters] */
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
/*
|
||
|
|
Code decompiled incorrectly, please refer to instructions dump.
|
||
|
|
To view partially-correct add '--show-bad-code' argument
|
||
|
|
*/
|
||
|
|
protected void engineInit(int r22, java.security.Key r23, java.security.spec.AlgorithmParameterSpec r24, java.security.SecureRandom r25) throws java.security.InvalidKeyException, java.security.InvalidAlgorithmParameterException {
|
||
|
|
/*
|
||
|
|
Method dump skipped, instructions count: 1139
|
||
|
|
To view this dump add '--comments-level debug' option
|
||
|
|
*/
|
||
|
|
throw new UnsupportedOperationException("Method not decompiled: org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.engineInit(int, java.security.Key, java.security.spec.AlgorithmParameterSpec, java.security.SecureRandom):void");
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected void engineInit(int i, Key key, SecureRandom secureRandom) throws InvalidKeyException {
|
||
|
|
try {
|
||
|
|
engineInit(i, key, (AlgorithmParameterSpec) null, secureRandom);
|
||
|
|
} catch (InvalidAlgorithmParameterException e) {
|
||
|
|
throw new InvalidKeyException(e.getMessage());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected void engineInit(int i, Key key, AlgorithmParameters algorithmParameters, SecureRandom secureRandom) throws InvalidKeyException, InvalidAlgorithmParameterException {
|
||
|
|
AlgorithmParameterSpec algorithmParameterSpec = null;
|
||
|
|
if (algorithmParameters != null) {
|
||
|
|
int i2 = 0;
|
||
|
|
while (true) {
|
||
|
|
Class[] clsArr = this.availableSpecs;
|
||
|
|
if (i2 == clsArr.length) {
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
Class cls = clsArr[i2];
|
||
|
|
if (cls != null) {
|
||
|
|
try {
|
||
|
|
algorithmParameterSpec = algorithmParameters.getParameterSpec(cls);
|
||
|
|
break;
|
||
|
|
} catch (Exception unused) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
i2++;
|
||
|
|
}
|
||
|
|
if (algorithmParameterSpec == null) {
|
||
|
|
StringBuilder sb = new StringBuilder("can't handle parameter ");
|
||
|
|
sb.append(algorithmParameters.toString());
|
||
|
|
throw new InvalidAlgorithmParameterException(sb.toString());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
engineInit(i, key, algorithmParameterSpec, secureRandom);
|
||
|
|
this.engineParams = algorithmParameters;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected AlgorithmParameters engineGetParameters() {
|
||
|
|
if (this.engineParams == null) {
|
||
|
|
if (this.pbeSpec != null) {
|
||
|
|
try {
|
||
|
|
this.engineParams = createParametersInstance(this.pbeAlgorithm);
|
||
|
|
this.engineParams.init(this.pbeSpec);
|
||
|
|
} catch (Exception unused) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
} else if (this.ivParam != null) {
|
||
|
|
String algorithmName = this.cipher.getUnderlyingCipher().getAlgorithmName();
|
||
|
|
if (algorithmName.indexOf(47) >= 0) {
|
||
|
|
algorithmName = algorithmName.substring(0, algorithmName.indexOf(47));
|
||
|
|
}
|
||
|
|
try {
|
||
|
|
this.engineParams = createParametersInstance(algorithmName);
|
||
|
|
this.engineParams.init(this.ivParam.getIV());
|
||
|
|
} catch (Exception e) {
|
||
|
|
throw new RuntimeException(e.toString());
|
||
|
|
}
|
||
|
|
} else if (this.aeadParams != null) {
|
||
|
|
try {
|
||
|
|
this.engineParams = createParametersInstance(CodePackage.GCM);
|
||
|
|
this.engineParams.init(new GCMParameters(this.aeadParams.getNonce(), this.aeadParams.getMacSize() / 8).getEncoded());
|
||
|
|
} catch (Exception e2) {
|
||
|
|
throw new RuntimeException(e2.toString());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return this.engineParams;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected int engineGetOutputSize(int i) {
|
||
|
|
return this.cipher.getOutputSize(i);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected int engineGetKeySize(Key key) {
|
||
|
|
return key.getEncoded().length << 3;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected byte[] engineGetIV() {
|
||
|
|
AEADParameters aEADParameters = this.aeadParams;
|
||
|
|
if (aEADParameters != null) {
|
||
|
|
return aEADParameters.getNonce();
|
||
|
|
}
|
||
|
|
ParametersWithIV parametersWithIV = this.ivParam;
|
||
|
|
if (parametersWithIV != null) {
|
||
|
|
return parametersWithIV.getIV();
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected int engineGetBlockSize() {
|
||
|
|
return this.baseEngine.getBlockSize();
|
||
|
|
}
|
||
|
|
|
||
|
|
/* loaded from: classes6.dex */
|
||
|
|
static class BufferedGenericBlockCipher implements GenericBlockCipher {
|
||
|
|
private BufferedBlockCipher cipher;
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public boolean wrapOnNoPadding() {
|
||
|
|
return !(this.cipher instanceof CTSBlockCipher);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public void updateAAD(byte[] bArr, int i, int i2) {
|
||
|
|
throw new UnsupportedOperationException("AAD is not supported in the current mode.");
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int processBytes(byte[] bArr, int i, int i2, byte[] bArr2, int i3) throws DataLengthException {
|
||
|
|
return this.cipher.processBytes(bArr, i, i2, bArr2, i3);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int processByte(byte b, byte[] bArr, int i) throws DataLengthException {
|
||
|
|
return this.cipher.processByte(b, bArr, i);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public void init(boolean z, CipherParameters cipherParameters) throws IllegalArgumentException {
|
||
|
|
this.cipher.init(z, cipherParameters);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int getUpdateOutputSize(int i) {
|
||
|
|
return this.cipher.getUpdateOutputSize(i);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public BlockCipher getUnderlyingCipher() {
|
||
|
|
return this.cipher.getUnderlyingCipher();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int getOutputSize(int i) {
|
||
|
|
return this.cipher.getOutputSize(i);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public String getAlgorithmName() {
|
||
|
|
return this.cipher.getUnderlyingCipher().getAlgorithmName();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int doFinal(byte[] bArr, int i) throws IllegalStateException, BadPaddingException {
|
||
|
|
try {
|
||
|
|
return this.cipher.doFinal(bArr, i);
|
||
|
|
} catch (InvalidCipherTextException e) {
|
||
|
|
throw new BadPaddingException(e.getMessage());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
BufferedGenericBlockCipher(BufferedBlockCipher bufferedBlockCipher) {
|
||
|
|
this.cipher = bufferedBlockCipher;
|
||
|
|
}
|
||
|
|
|
||
|
|
BufferedGenericBlockCipher(BlockCipher blockCipher, BlockCipherPadding blockCipherPadding) {
|
||
|
|
this.cipher = new PaddedBufferedBlockCipher(blockCipher, blockCipherPadding);
|
||
|
|
}
|
||
|
|
|
||
|
|
BufferedGenericBlockCipher(BlockCipher blockCipher) {
|
||
|
|
this.cipher = new PaddedBufferedBlockCipher(blockCipher);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected byte[] engineDoFinal(byte[] bArr, int i, int i2) throws IllegalBlockSizeException, BadPaddingException {
|
||
|
|
int engineGetOutputSize = engineGetOutputSize(i2);
|
||
|
|
byte[] bArr2 = new byte[engineGetOutputSize];
|
||
|
|
int processBytes = i2 != 0 ? this.cipher.processBytes(bArr, i, i2, bArr2, 0) : 0;
|
||
|
|
try {
|
||
|
|
int doFinal = processBytes + this.cipher.doFinal(bArr2, processBytes);
|
||
|
|
if (doFinal == engineGetOutputSize) {
|
||
|
|
return bArr2;
|
||
|
|
}
|
||
|
|
byte[] bArr3 = new byte[doFinal];
|
||
|
|
System.arraycopy(bArr2, 0, bArr3, 0, doFinal);
|
||
|
|
return bArr3;
|
||
|
|
} catch (DataLengthException e) {
|
||
|
|
throw new IllegalBlockSizeException(e.getMessage());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* JADX INFO: Access modifiers changed from: package-private */
|
||
|
|
/* loaded from: classes6.dex */
|
||
|
|
public static class AEADGenericBlockCipher implements GenericBlockCipher {
|
||
|
|
private static final Constructor aeadBadTagConstructor;
|
||
|
|
private AEADBlockCipher cipher;
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public boolean wrapOnNoPadding() {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public void updateAAD(byte[] bArr, int i, int i2) {
|
||
|
|
this.cipher.processAADBytes(bArr, i, i2);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int processBytes(byte[] bArr, int i, int i2, byte[] bArr2, int i3) throws DataLengthException {
|
||
|
|
return this.cipher.processBytes(bArr, i, i2, bArr2, i3);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int processByte(byte b, byte[] bArr, int i) throws DataLengthException {
|
||
|
|
return this.cipher.processByte(b, bArr, i);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public void init(boolean z, CipherParameters cipherParameters) throws IllegalArgumentException {
|
||
|
|
this.cipher.init(z, cipherParameters);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int getUpdateOutputSize(int i) {
|
||
|
|
return this.cipher.getUpdateOutputSize(i);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public BlockCipher getUnderlyingCipher() {
|
||
|
|
return this.cipher.getUnderlyingCipher();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int getOutputSize(int i) {
|
||
|
|
return this.cipher.getOutputSize(i);
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public String getAlgorithmName() {
|
||
|
|
return this.cipher.getUnderlyingCipher().getAlgorithmName();
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseBlockCipher.GenericBlockCipher
|
||
|
|
public int doFinal(byte[] bArr, int i) throws IllegalStateException, BadPaddingException {
|
||
|
|
BadPaddingException badPaddingException;
|
||
|
|
try {
|
||
|
|
return this.cipher.doFinal(bArr, i);
|
||
|
|
} catch (InvalidCipherTextException e) {
|
||
|
|
Constructor constructor = aeadBadTagConstructor;
|
||
|
|
if (constructor != null) {
|
||
|
|
try {
|
||
|
|
badPaddingException = (BadPaddingException) constructor.newInstance(e.getMessage());
|
||
|
|
} catch (Exception unused) {
|
||
|
|
badPaddingException = null;
|
||
|
|
}
|
||
|
|
if (badPaddingException != null) {
|
||
|
|
throw badPaddingException;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
throw new BadPaddingException(e.getMessage());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private static Constructor findExceptionConstructor(Class cls) {
|
||
|
|
try {
|
||
|
|
return cls.getConstructor(String.class);
|
||
|
|
} catch (Exception unused) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
AEADGenericBlockCipher(AEADBlockCipher aEADBlockCipher) {
|
||
|
|
this.cipher = aEADBlockCipher;
|
||
|
|
}
|
||
|
|
|
||
|
|
static {
|
||
|
|
Class lookup = BaseBlockCipher.lookup("javax.crypto.AEADBadTagException");
|
||
|
|
aeadBadTagConstructor = lookup != null ? findExceptionConstructor(lookup) : null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
@Override // org.bouncycastle.jcajce.provider.symmetric.util.BaseWrapCipher, javax.crypto.CipherSpi
|
||
|
|
protected int engineDoFinal(byte[] bArr, int i, int i2, byte[] bArr2, int i3) throws IllegalBlockSizeException, BadPaddingException, ShortBufferException {
|
||
|
|
int processBytes;
|
||
|
|
if (engineGetOutputSize(i2) + i3 > bArr2.length) {
|
||
|
|
throw new ShortBufferException("output buffer too short for input.");
|
||
|
|
}
|
||
|
|
if (i2 != 0) {
|
||
|
|
try {
|
||
|
|
processBytes = this.cipher.processBytes(bArr, i, i2, bArr2, i3);
|
||
|
|
} catch (OutputLengthException e) {
|
||
|
|
throw new IllegalBlockSizeException(e.getMessage());
|
||
|
|
} catch (DataLengthException e2) {
|
||
|
|
throw new IllegalBlockSizeException(e2.getMessage());
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
processBytes = 0;
|
||
|
|
}
|
||
|
|
return processBytes + this.cipher.doFinal(bArr2, i3 + processBytes);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* JADX INFO: Access modifiers changed from: private */
|
||
|
|
public static Class lookup(String str) {
|
||
|
|
try {
|
||
|
|
return BaseBlockCipher.class.getClassLoader().loadClass(str);
|
||
|
|
} catch (Exception unused) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
private boolean isAEADModeName(String str) {
|
||
|
|
return "CCM".equals(str) || "EAX".equals(str) || CodePackage.GCM.equals(str) || "OCB".equals(str);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* JADX WARN: Multi-variable type inference failed */
|
||
|
|
private CipherParameters adjustParameters(AlgorithmParameterSpec algorithmParameterSpec, CipherParameters cipherParameters) {
|
||
|
|
ParametersWithSBox parametersWithSBox;
|
||
|
|
ParametersWithIV parametersWithIV;
|
||
|
|
if (cipherParameters instanceof ParametersWithIV) {
|
||
|
|
CipherParameters parameters = ((ParametersWithIV) cipherParameters).getParameters();
|
||
|
|
if (algorithmParameterSpec instanceof IvParameterSpec) {
|
||
|
|
parametersWithIV = new ParametersWithIV(parameters, ((IvParameterSpec) algorithmParameterSpec).getIV());
|
||
|
|
} else {
|
||
|
|
if (!(algorithmParameterSpec instanceof GOST28147ParameterSpec)) {
|
||
|
|
return cipherParameters;
|
||
|
|
}
|
||
|
|
GOST28147ParameterSpec gOST28147ParameterSpec = (GOST28147ParameterSpec) algorithmParameterSpec;
|
||
|
|
ParametersWithSBox parametersWithSBox2 = new ParametersWithSBox(cipherParameters, gOST28147ParameterSpec.getSbox());
|
||
|
|
if (gOST28147ParameterSpec.getIV() == null || this.ivLength == 0) {
|
||
|
|
return parametersWithSBox2;
|
||
|
|
}
|
||
|
|
parametersWithIV = new ParametersWithIV(parameters, gOST28147ParameterSpec.getIV());
|
||
|
|
}
|
||
|
|
this.ivParam = parametersWithIV;
|
||
|
|
return parametersWithIV;
|
||
|
|
}
|
||
|
|
if (algorithmParameterSpec instanceof IvParameterSpec) {
|
||
|
|
ParametersWithIV parametersWithIV2 = new ParametersWithIV(cipherParameters, ((IvParameterSpec) algorithmParameterSpec).getIV());
|
||
|
|
this.ivParam = parametersWithIV2;
|
||
|
|
parametersWithSBox = parametersWithIV2;
|
||
|
|
} else {
|
||
|
|
if (!(algorithmParameterSpec instanceof GOST28147ParameterSpec)) {
|
||
|
|
return cipherParameters;
|
||
|
|
}
|
||
|
|
GOST28147ParameterSpec gOST28147ParameterSpec2 = (GOST28147ParameterSpec) algorithmParameterSpec;
|
||
|
|
ParametersWithSBox parametersWithSBox3 = new ParametersWithSBox(cipherParameters, gOST28147ParameterSpec2.getSbox());
|
||
|
|
parametersWithSBox = parametersWithSBox3;
|
||
|
|
if (gOST28147ParameterSpec2.getIV() != null) {
|
||
|
|
parametersWithSBox = parametersWithSBox3;
|
||
|
|
if (this.ivLength != 0) {
|
||
|
|
return new ParametersWithIV(parametersWithSBox3, gOST28147ParameterSpec2.getIV());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return parametersWithSBox;
|
||
|
|
}
|
||
|
|
|
||
|
|
public BaseBlockCipher(BlockCipherProvider blockCipherProvider) {
|
||
|
|
this.availableSpecs = new Class[]{RC2ParameterSpec.class, RC5ParameterSpec.class, gcmSpecClass, IvParameterSpec.class, PBEParameterSpec.class, GOST28147ParameterSpec.class};
|
||
|
|
this.scheme = -1;
|
||
|
|
this.ivLength = 0;
|
||
|
|
this.fixedIv = true;
|
||
|
|
this.pbeSpec = null;
|
||
|
|
this.pbeAlgorithm = null;
|
||
|
|
this.modeName = null;
|
||
|
|
this.baseEngine = blockCipherProvider.get();
|
||
|
|
this.engineProvider = blockCipherProvider;
|
||
|
|
this.cipher = new BufferedGenericBlockCipher(blockCipherProvider.get());
|
||
|
|
}
|
||
|
|
|
||
|
|
public BaseBlockCipher(AEADBlockCipher aEADBlockCipher, boolean z, int i) {
|
||
|
|
this.availableSpecs = new Class[]{RC2ParameterSpec.class, RC5ParameterSpec.class, gcmSpecClass, IvParameterSpec.class, PBEParameterSpec.class, GOST28147ParameterSpec.class};
|
||
|
|
this.scheme = -1;
|
||
|
|
this.ivLength = 0;
|
||
|
|
this.fixedIv = true;
|
||
|
|
this.pbeSpec = null;
|
||
|
|
this.pbeAlgorithm = null;
|
||
|
|
this.modeName = null;
|
||
|
|
this.baseEngine = aEADBlockCipher.getUnderlyingCipher();
|
||
|
|
this.fixedIv = z;
|
||
|
|
this.ivLength = i;
|
||
|
|
this.cipher = new AEADGenericBlockCipher(aEADBlockCipher);
|
||
|
|
}
|
||
|
|
|
||
|
|
public BaseBlockCipher(AEADBlockCipher aEADBlockCipher) {
|
||
|
|
this.availableSpecs = new Class[]{RC2ParameterSpec.class, RC5ParameterSpec.class, gcmSpecClass, IvParameterSpec.class, PBEParameterSpec.class, GOST28147ParameterSpec.class};
|
||
|
|
this.scheme = -1;
|
||
|
|
this.ivLength = 0;
|
||
|
|
this.fixedIv = true;
|
||
|
|
this.pbeSpec = null;
|
||
|
|
this.pbeAlgorithm = null;
|
||
|
|
this.modeName = null;
|
||
|
|
BlockCipher underlyingCipher = aEADBlockCipher.getUnderlyingCipher();
|
||
|
|
this.baseEngine = underlyingCipher;
|
||
|
|
this.ivLength = underlyingCipher.getBlockSize();
|
||
|
|
this.cipher = new AEADGenericBlockCipher(aEADBlockCipher);
|
||
|
|
}
|
||
|
|
|
||
|
|
public BaseBlockCipher(BufferedBlockCipher bufferedBlockCipher, int i) {
|
||
|
|
this.availableSpecs = new Class[]{RC2ParameterSpec.class, RC5ParameterSpec.class, gcmSpecClass, IvParameterSpec.class, PBEParameterSpec.class, GOST28147ParameterSpec.class};
|
||
|
|
this.scheme = -1;
|
||
|
|
this.ivLength = 0;
|
||
|
|
this.fixedIv = true;
|
||
|
|
this.pbeSpec = null;
|
||
|
|
this.pbeAlgorithm = null;
|
||
|
|
this.modeName = null;
|
||
|
|
this.baseEngine = bufferedBlockCipher.getUnderlyingCipher();
|
||
|
|
this.cipher = new BufferedGenericBlockCipher(bufferedBlockCipher);
|
||
|
|
this.ivLength = i / 8;
|
||
|
|
}
|
||
|
|
|
||
|
|
public BaseBlockCipher(BlockCipher blockCipher, int i, int i2, int i3, int i4) {
|
||
|
|
this.availableSpecs = new Class[]{RC2ParameterSpec.class, RC5ParameterSpec.class, gcmSpecClass, IvParameterSpec.class, PBEParameterSpec.class, GOST28147ParameterSpec.class};
|
||
|
|
this.fixedIv = true;
|
||
|
|
this.pbeSpec = null;
|
||
|
|
this.pbeAlgorithm = null;
|
||
|
|
this.modeName = null;
|
||
|
|
this.baseEngine = blockCipher;
|
||
|
|
this.scheme = i;
|
||
|
|
this.digest = i2;
|
||
|
|
this.keySizeInBits = i3;
|
||
|
|
this.ivLength = i4;
|
||
|
|
this.cipher = new BufferedGenericBlockCipher(blockCipher);
|
||
|
|
}
|
||
|
|
|
||
|
|
public BaseBlockCipher(BlockCipher blockCipher, int i) {
|
||
|
|
this.availableSpecs = new Class[]{RC2ParameterSpec.class, RC5ParameterSpec.class, gcmSpecClass, IvParameterSpec.class, PBEParameterSpec.class, GOST28147ParameterSpec.class};
|
||
|
|
this.scheme = -1;
|
||
|
|
this.ivLength = 0;
|
||
|
|
this.fixedIv = true;
|
||
|
|
this.pbeSpec = null;
|
||
|
|
this.pbeAlgorithm = null;
|
||
|
|
this.modeName = null;
|
||
|
|
this.baseEngine = blockCipher;
|
||
|
|
this.cipher = new BufferedGenericBlockCipher(blockCipher);
|
||
|
|
this.ivLength = i / 8;
|
||
|
|
}
|
||
|
|
|
||
|
|
public BaseBlockCipher(BlockCipher blockCipher) {
|
||
|
|
this.availableSpecs = new Class[]{RC2ParameterSpec.class, RC5ParameterSpec.class, gcmSpecClass, IvParameterSpec.class, PBEParameterSpec.class, GOST28147ParameterSpec.class};
|
||
|
|
this.scheme = -1;
|
||
|
|
this.ivLength = 0;
|
||
|
|
this.fixedIv = true;
|
||
|
|
this.pbeSpec = null;
|
||
|
|
this.pbeAlgorithm = null;
|
||
|
|
this.modeName = null;
|
||
|
|
this.baseEngine = blockCipher;
|
||
|
|
this.cipher = new BufferedGenericBlockCipher(blockCipher);
|
||
|
|
}
|
||
|
|
}
|