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what-the-bank/sources/org/bouncycastle/crypto/engines/RijndaelEngine.java

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My first commit on Forgejo
2024-07-27 18:17:47 +07:00
package org.bouncycastle.crypto.engines;
import com.google.common.base.Ascii;
import com.google.common.primitives.SignedBytes;
import com.google.common.primitives.UnsignedBytes;
import io.flutter.embedding.android.KeyboardMap;
import java.lang.reflect.Array;
import net.sf.scuba.smartcards.ISO7816;
import net.sf.scuba.smartcards.ISOFileInfo;
import org.bouncycastle.crypto.BlockCipher;
import org.bouncycastle.crypto.CipherParameters;
import org.bouncycastle.crypto.DataLengthException;
import org.bouncycastle.crypto.OutputLengthException;
import org.bouncycastle.crypto.params.KeyParameter;
import org.bouncycastle.crypto.signers.PSSSigner;
import org.bouncycastle.crypto.tls.CipherSuite;
import org.jmrtd.lds.CVCAFile;
/* loaded from: classes6.dex */
public class RijndaelEngine implements BlockCipher {
private static final int MAXKC = 64;
private static final int MAXROUNDS = 14;
private long A0;
private long A1;
private long A2;
private long A3;
private int BC;
private long BC_MASK;
private int ROUNDS;
private int blockBits;
private boolean forEncryption;
private byte[] shifts0SC;
private byte[] shifts1SC;
private long[][] workingKey;
private static final byte[] logtable = {0, 0, Ascii.EM, 1, ISO7816.INS_INCREASE, 2, Ascii.SUB, -58, 75, -57, Ascii.ESC, 104, 51, -18, -33, 3, ISOFileInfo.FMD_BYTE, 4, ISO7816.INS_CREATE_FILE, 14, ISO7816.INS_DECREASE_STAMPED, ISOFileInfo.ENV_TEMP_EF, ISOFileInfo.DATA_BYTES2, -17, 76, 113, 8, -56, -8, 105, 28, -63, 125, ISO7816.INS_ENVELOPE, 29, -75, -7, -71, 39, 106, 77, ISO7816.INS_DELETE_FILE, -90, 114, -102, -55, 9, 120, 101, 47, ISOFileInfo.LCS_BYTE, 5, 33, 15, -31, ISO7816.INS_CHANGE_CHV, Ascii.DC2, -16, -126, 69, 53, -109, ISO7816.INS_PUT_DATA, ISOFileInfo.CHANNEL_SECURITY, -106, -113, -37, -67, 54, ISO7816.INS_WRITE_BINARY, -50, -108, 19, 92, ISO7816.INS_WRITE_RECORD, -15, SignedBytes.MAX_POWER_OF_TWO, 70, ISOFileInfo.FILE_IDENTIFIER, 56, 102, -35, -3, ISO7816.INS_DECREASE, -65, 6, ISOFileInfo.SECURITY_ATTR_EXP, ISOFileInfo.FCP_BYTE, ISO7816.INS_READ_RECORD2, 37, ISO7816.INS_APPEND_RECORD, -104, ISO7816.INS_MSE, -120, -111, 16, 126, 110, 72, -61, -93, ISO7816.INS_READ_RECORD_STAMPED, 30, CVCAFile.CAR_TAG, 58, 107, 40, 84, -6, ISOFileInfo.PROP_INFO, 61, -70, 43, 121, 10, Ascii.NAK, -101, -97, 94, ISO7816.INS_GET_DATA, 78, -44, -84, -27, -13, 115, -89, 87, -81, 88, -88, 80, -12, -22, ISO7816.INS_UPDATE_BINARY, 116, 79, -82, -23, -43, -25, -26, -83, -24, ISO7816.INS_UNBLOCK_CHV, -41, 117, 122, -21, Ascii.SYN, 11, -11, 89, -53, 95, ISO7816.INS_READ_BINARY, -100, -87, 81, ISOFileInfo.A0, Ascii.DEL, 12, -10, ISOFileInfo.FCI_BYTE, Ascii.ETB, -60, 73, -20, ISO7816.INS_LOAD_KEY_FILE, 67, Ascii.US, 45, -92, 118, 123, -73, -52, -69, 62, 90, -5, 96, ISO7816.INS_READ_BINARY2, -122, 59, 82, ISOFileInfo.A1, 108, -86, 85, 41, -99, -105, -78, ISOFileInfo.FCI_EXT, -112, 97, -66, ISO7816.INS_UPDATE_RECORD, -4, PSSSigner.TRAILER_IMPLICIT, -107, -49, -51, 55, 63, 91, -47, 83, 57, -124, 60, 65, -94, 109, 71, Ascii.DC4, ISO7816.INS_PSO, -98, 93, 86, -14, -45, ISOFileInfo.AB, ISO7816.INS_REHABILITATE_CHV, 17, -110, -39, 35, 32, 46, -119, ISO7816.INS_READ_BINARY_STAMPED, 124, -72, 38, 119, -103, -29, ISOFileInfo.A5, 103, 74, -19, -34, -59, 49, -2, Ascii.CAN, 13, 99, ISOFileInfo.SECURITY_ATTR_COMPACT, Byte.MIN_VALUE, ISO7816.INS_GET_RESPONSE, -9, ISO7816.INS_MANAGE_CHANNEL, 7};
private static final byte[] aLogtable = {0, 3, 5, 15, 17, 51, 85, -1, Ascii.SUB, 46, 114, -106, ISOFileInfo.A1, -8, 19, 53, 95, -31, 56, 72, ISO7816.INS_LOAD_KEY_FILE, 115, -107, -92, -9, 2, 6, 10, 30, ISO7816.INS_MSE, 102, -86, -27, ISO7816.INS_DECREASE_STAMPED, 92, ISO7816.INS_DELETE_FILE, 55, 89, -21, 38, 106, -66, -39, ISO7816.INS_MANAGE_CHANNEL, -112, ISOFileInfo.AB, -26, 49, 83, -11, 4, 12, Ascii.DC4, 60, ISO7816.INS_REHABILITATE_CHV, -52, 79, -47, 104, -72, -45, 110, -78, -51, 76, -44, 103, -87, ISO7816.INS_CREATE_FILE, 59, 77, -41, ISOFileInfo.FCP_BYTE, -90, -15, 8, Ascii.CAN, 40, 120, -120, ISOFileInfo.FILE_IDENTIFIER, -98, -71, ISO7816.INS_WRITE_BINARY, 107, -67, ISO7816.INS_UPDATE_RECORD, Ascii.DEL, ISOFileInfo.DATA_BYTES2, -104, ISO7816.INS_READ_RECORD2, -50, 73, -37, 118, -102, -75, -60, 87, -7, 16, ISO7816.INS_DECREASE, 80, -16, 11, 29, 39, 105, -69, ISO7816.INS_UPDATE_BINARY, 97, -93, -2, Ascii.EM, 43, 125, ISOFileInfo.FCI_EXT, -110, -83, -20, 47, 113, -109, -82, -23, 32, 96, ISOFileInfo.A0, -5, Ascii.SYN, 58, 78, ISO7816.INS_WRITE_RECORD, 109, -73, ISO7816.INS_ENVELOPE, 93, -25, ISO7816.INS_INCREASE, 86, -6, Ascii.NAK, 63, 65, -61, 94, ISO7816.INS_APPEND_RECORD, 61, 71, -55, SignedBytes.MAX_POWER_OF_TWO, ISO7816.INS_GET_RESPONSE, 91, -19, ISO7816.INS_UNBLOCK_CHV, 116, -100, -65, ISO7816.INS_PUT_DATA, 117, -97, -70, -43, ISOFileInfo.FMD_BYTE, -84, -17, ISO7816.INS_PSO, 126, -126, -99, PSSSigner.TRAILER_IMPLICIT, -33, 122, ISOFileInfo.CHANNEL_SECURITY, -119, Byte.MIN_VALUE, -101, ISO7816.INS_READ_RECORD_STAMPED, -63, 88, -24, 35, 101, -81, -22, 37, ISOFileInfo.FCI_BYTE, ISO7816.INS_READ_BINARY2, -56, 67, -59, 84, -4, Ascii.US, 33, 99, ISOFileInfo.A5, -12, 7, 9, Ascii.ESC, 45, 119, -103, ISO7816.INS_READ_BINARY, -53, 70, ISO7816.INS_GET_DATA, 69, -49, 74, -34, 121, ISOFileInfo.SECURITY_ATTR_EXP, -122, -111, -88, -29, 62, CVCAFile.CAR_TAG, -58, 81, -13, 14, Ascii.DC2, 54, 90, -18, 41, 123, ISOFileInfo.ENV_TEMP_EF, ISOFileInfo.SECURITY_ATTR_COMPACT, -113, ISOFileInfo.LCS_BYTE, ISOFileInfo.PROP_INFO, -108, -89, -14, 13, Ascii.ETB, 57, 75, -35, 124, -124, -105, -94, -3, 28, ISO7816.INS_CHANGE_CHV, 108, ISO7816.INS_READ_BINARY_STAMPED, -57, 82, -10, 1, 3, 5, 15, 17, 51, 85, -1, Ascii.SUB, 46, 114, -106, ISOFileInfo.A1, -8, 19, 53, 95, -31, 56, 72, ISO7816.INS_LOAD_KEY_FILE, 115, -107, -92, -9, 2, 6, 10, 30, ISO7816.INS_MSE, 102, -86, -27, ISO7816.INS_DECREASE_STAMPED, 92, ISO7816.INS_DELETE_FILE, 55, 89, -21, 38, 106, -66, -39, ISO7816.INS_MANAGE_CHANNEL, -112, ISOFileInfo.AB, -26, 49, 83, -11, 4, 12, Ascii.DC4, 60, ISO7816.INS_REHABILITATE_CHV, -52, 79, -47, 104, -72, -45, 110, -78, -51, 76, -44, 103, -87, ISO7816.INS_CREATE_FILE, 59, 77, -41, ISOFileInfo.FCP_BYTE, -90, -15, 8, Ascii.CAN, 40, 120, -120, ISOFileInfo.FILE_IDENTIFIER, -98, -71, ISO7816.INS_WRITE_BINARY, 107, -67, ISO7816.INS_UPDATE_RECORD, Ascii.DEL, ISOFileInfo.DATA_BYTES2, -104, ISO7816.INS_READ_RECORD2, -50, 73, -37, 118, -102, -75, -60, 87, -7, 16, ISO7816.INS_DECREASE, 80, -16, 11, 29, 39, 105, -69, ISO7816.INS_UPDATE_BINARY, 97, -93, -2, Ascii.EM, 43, 125, ISOFileInfo.FCI_EXT, -110, -83, -20, 47, 113, -109, -82, -23, 32, 96, ISOFileInfo.A0, -5, Ascii.SYN, 58, 78, ISO7816.INS_WRITE_RECORD, 109, -73, ISO7816.INS_ENVELOPE, 93, -25, ISO7816.INS_INCREASE, 86, -6, Ascii.NAK, 63, 65, -61, 94, ISO7816.INS_APPEND_RECORD, 61, 71, -55, SignedBytes.MAX_POWER_OF_TWO, ISO7816.INS_GET_RESPONSE, 91, -19, ISO7816.INS_UNBLOCK_CHV, 116, -100, -65, ISO7816.INS_PUT_DATA, 117, -97, -70, -43, ISOFileInfo.FMD_BYTE, -84, -17, ISO7816.INS_PSO, 126, -126, -99, PSSSigner.TRAILER_IMPLICIT, -33, 122, ISOFileInfo.CHANNEL_SECURITY, -119, Byte.MIN_VALUE, -101, ISO7816.INS_READ_RECORD_STAMPED, -63, 88, -24, 35, 101, -81, -22, 37, ISOFileInfo.FCI_BYTE, ISO7816.INS_READ_BINARY2, -56, 67, -59, 84, -4, Ascii.US, 33, 99, ISOFileInfo.A5, -12, 7, 9, Ascii.ESC, 45, 119, -103, ISO7816.INS_READ_BINARY, -53, 70, ISO7816.INS_GET_DATA, 69, -49, 74, -34, 121, ISOFileInfo.SECURITY_ATTR_EXP, -122, -111, -88, -29, 62, CVCAFile.CAR_TAG, -58, 81, -13, 14, Ascii.DC2, 54, 90, -18, 41, 123, I
private static final byte[] S = {99, 124, 119, 123, -14, 107, ISOFileInfo.FCI_BYTE, -59, ISO7816.INS_DECREASE, 1, 103, 43, -2, -41, ISOFileInfo.AB, 118, ISO7816.INS_GET_DATA, -126, -55, 125, -6, 89, 71, -16, -83, -44, -94, -81, -100, -92, 114, ISO7816.INS_GET_RESPONSE, -73, -3, -109, 38, 54, 63, -9, -52, ISO7816.INS_DECREASE_STAMPED, ISOFileInfo.A5, -27, -15, 113, ISO7816.INS_LOAD_KEY_FILE, 49, Ascii.NAK, 4, -57, 35, -61, Ascii.CAN, -106, 5, -102, 7, Ascii.DC2, Byte.MIN_VALUE, ISO7816.INS_APPEND_RECORD, -21, 39, -78, 117, 9, ISOFileInfo.FILE_IDENTIFIER, ISO7816.INS_UNBLOCK_CHV, Ascii.SUB, Ascii.ESC, 110, 90, ISOFileInfo.A0, 82, 59, ISO7816.INS_UPDATE_BINARY, ISO7816.INS_READ_RECORD2, 41, -29, 47, -124, 83, -47, 0, -19, 32, -4, ISO7816.INS_READ_BINARY2, 91, 106, -53, -66, 57, 74, 76, 88, -49, ISO7816.INS_WRITE_BINARY, -17, -86, -5, 67, 77, 51, ISOFileInfo.PROP_INFO, 69, -7, 2, Ascii.DEL, 80, 60, -97, -88, 81, -93, SignedBytes.MAX_POWER_OF_TWO, -113, -110, -99, 56, -11, PSSSigner.TRAILER_IMPLICIT, ISO7816.INS_READ_RECORD_STAMPED, ISO7816.INS_PUT_DATA, 33, 16, -1, -13, ISO7816.INS_WRITE_RECORD, -51, 12, 19, -20, 95, -105, ISO7816.INS_REHABILITATE_CHV, Ascii.ETB, -60, -89, 126, 61, ISOFileInfo.FMD_BYTE, 93, Ascii.EM, 115, 96, ISOFileInfo.DATA_BYTES2, 79, ISO7816.INS_UPDATE_RECORD, ISO7816.INS_MSE, ISO7816.INS_PSO, -112, -120, 70, -18, -72, Ascii.DC4, -34, 94, 11, -37, ISO7816.INS_CREATE_FILE, ISO7816.INS_INCREASE, 58, 10, 73, 6, ISO7816.INS_CHANGE_CHV, 92, ISO7816.INS_ENVELOPE, -45, -84, ISOFileInfo.FCP_BYTE, -111, -107, ISO7816.INS_DELETE_FILE, 121, -25, -56, 55, 109, ISOFileInfo.ENV_TEMP_EF, -43, 78, -87, 108, 86, -12, -22, 101, 122, -82, 8, -70, 120, 37, 46, 28, -90, ISO7816.INS_READ_BINARY_STAMPED, -58, -24, -35, 116, Ascii.US, 75, -67, ISOFileInfo.SECURITY_ATTR_EXP, ISOFileInfo.LCS_BYTE, ISO7816.INS_MANAGE_CHANNEL, 62, -75, 102, 72, 3, -10, 14, 97, 53, 87, -71, -122, -63, 29, -98, -31, -8, -104, 17, 105, -39, ISOFileInfo.CHANNEL_SECURITY, -108, -101, 30, ISOFileInfo.FCI_EXT, -23, -50, 85, 40, -33, ISOFileInfo.SECURITY_ATTR_COMPACT, ISOFileInfo.A1, -119, 13, -65, -26, CVCAFile.CAR_TAG, 104, 65, -103, 45, 15, ISO7816.INS_READ_BINARY, 84, -69, Ascii.SYN};
private static final byte[] Si = {82, 9, 106, -43, ISO7816.INS_DECREASE, 54, ISOFileInfo.A5, 56, -65, SignedBytes.MAX_POWER_OF_TWO, -93, -98, ISOFileInfo.DATA_BYTES2, -13, -41, -5, 124, -29, 57, -126, -101, 47, -1, ISOFileInfo.FCI_EXT, ISO7816.INS_DECREASE_STAMPED, ISOFileInfo.CHANNEL_SECURITY, 67, ISO7816.INS_REHABILITATE_CHV, -60, -34, -23, -53, 84, 123, -108, ISO7816.INS_INCREASE, -90, ISO7816.INS_ENVELOPE, 35, 61, -18, 76, -107, 11, CVCAFile.CAR_TAG, -6, -61, 78, 8, 46, ISOFileInfo.A1, 102, 40, -39, ISO7816.INS_CHANGE_CHV, -78, 118, 91, -94, 73, 109, ISOFileInfo.SECURITY_ATTR_EXP, -47, 37, 114, -8, -10, ISOFileInfo.FMD_BYTE, -122, 104, -104, Ascii.SYN, -44, -92, 92, -52, 93, 101, ISO7816.INS_READ_RECORD_STAMPED, -110, 108, ISO7816.INS_MANAGE_CHANNEL, 72, 80, -3, -19, -71, ISO7816.INS_PUT_DATA, 94, Ascii.NAK, 70, 87, -89, ISOFileInfo.ENV_TEMP_EF, -99, -124, -112, ISO7816.INS_LOAD_KEY_FILE, ISOFileInfo.AB, 0, ISOFileInfo.SECURITY_ATTR_COMPACT, PSSSigner.TRAILER_IMPLICIT, -45, 10, -9, ISO7816.INS_DELETE_FILE, 88, 5, -72, ISO7816.INS_READ_RECORD2, 69, 6, ISO7816.INS_WRITE_BINARY, ISO7816.INS_UNBLOCK_CHV, 30, -113, ISO7816.INS_GET_DATA, 63, 15, 2, -63, -81, -67, 3, 1, 19, ISOFileInfo.LCS_BYTE, 107, 58, -111, 17, 65, 79, 103, ISO7816.INS_UPDATE_RECORD, -22, -105, -14, -49, -50, -16, ISO7816.INS_READ_BINARY_STAMPED, -26, 115, -106, -84, 116, ISO7816.INS_MSE, -25, -83, 53, ISOFileInfo.PROP_INFO, ISO7816.INS_APPEND_RECORD, -7, 55, -24, 28, 117, -33, 110, 71, -15, Ascii.SUB, 113, 29, 41, -59, -119, ISOFileInfo.FCI_BYTE, -73, ISOFileInfo.FCP_BYTE, 14, -86, Ascii.CAN, -66, Ascii.ESC, -4, 86, 62, 75, -58, ISO7816.INS_WRITE_RECORD, 121, 32, -102, -37, ISO7816.INS_GET_RESPONSE, -2, 120, -51, 90, -12, Ascii.US, -35, -88, 51, -120, 7, -57, 49, ISO7816.INS_READ_BINARY2, Ascii.DC2, 16, 89, 39, Byte.MIN_VALUE, -20, 95, 96, 81, Ascii.DEL, -87, Ascii.EM, -75, 74, 13, 45, -27, 122, -97, -109, -55, -100, -17, ISOFileInfo.A0, ISO7816.INS_CREATE_FILE, 59, 77, -82, ISO7816.INS_PSO, -11, ISO7816.INS_READ_BINARY, -56, -21, -69, 60, ISOFileInfo.FILE_IDENTIFIER, 83, -103, 97, Ascii.ETB, 43, 4, 126, -70, 119, ISO7816.INS_UPDATE_BINARY, 38, -31, 105, Ascii.DC4, 99, 85, 33, 12, 125};
private static final int[] rcon = {1, 2, 4, 8, 16, 32, 64, 128, 27, 54, 108, 216, CipherSuite.TLS_DHE_PSK_WITH_AES_256_GCM_SHA384, 77, CipherSuite.TLS_DHE_RSA_WITH_SEED_CBC_SHA, 47, 94, 188, 99, 198, 151, 53, 106, 212, CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA384, 125, 250, 239, CipherSuite.TLS_DH_anon_WITH_CAMELLIA_256_CBC_SHA256, CipherSuite.TLS_DHE_PSK_WITH_AES_256_CBC_SHA};
static byte[][] shifts0 = {new byte[]{0, 8, 16, Ascii.CAN}, new byte[]{0, 8, 16, Ascii.CAN}, new byte[]{0, 8, 16, Ascii.CAN}, new byte[]{0, 8, 16, 32}, new byte[]{0, 8, Ascii.CAN, 32}};
static byte[][] shifts1 = {new byte[]{0, Ascii.CAN, 16, 8}, new byte[]{0, 32, Ascii.CAN, 16}, new byte[]{0, 40, 32, Ascii.CAN}, new byte[]{0, ISO7816.INS_DECREASE, 40, Ascii.CAN}, new byte[]{0, 56, 40, 32}};
@Override // org.bouncycastle.crypto.BlockCipher
public void reset() {
}
@Override // org.bouncycastle.crypto.BlockCipher
public int processBlock(byte[] bArr, int i, byte[] bArr2, int i2) {
if (this.workingKey == null) {
throw new IllegalStateException("Rijndael engine not initialised");
}
int i3 = this.BC / 2;
if (i3 + i > bArr.length) {
throw new DataLengthException("input buffer too short");
}
if (i3 + i2 > bArr2.length) {
throw new OutputLengthException("output buffer too short");
}
boolean z = this.forEncryption;
unpackBlock(bArr, i);
long[][] jArr = this.workingKey;
if (z) {
encryptBlock(jArr);
} else {
decryptBlock(jArr);
}
packBlock(bArr2, i2);
return this.BC / 2;
}
@Override // org.bouncycastle.crypto.BlockCipher
public void init(boolean z, CipherParameters cipherParameters) {
if (cipherParameters instanceof KeyParameter) {
this.workingKey = generateWorkingKey(((KeyParameter) cipherParameters).getKey());
this.forEncryption = z;
} else {
StringBuilder sb = new StringBuilder("invalid parameter passed to Rijndael init - ");
sb.append(cipherParameters.getClass().getName());
throw new IllegalArgumentException(sb.toString());
}
}
@Override // org.bouncycastle.crypto.BlockCipher
public int getBlockSize() {
return this.BC / 2;
}
@Override // org.bouncycastle.crypto.BlockCipher
public String getAlgorithmName() {
return "Rijndael";
}
private void unpackBlock(byte[] bArr, int i) {
this.A0 = bArr[i] & UnsignedBytes.MAX_VALUE;
this.A1 = bArr[i + 1] & UnsignedBytes.MAX_VALUE;
this.A2 = bArr[i + 2] & UnsignedBytes.MAX_VALUE;
int i2 = i + 4;
this.A3 = bArr[i + 3] & UnsignedBytes.MAX_VALUE;
int i3 = 8;
while (i3 != this.BC) {
this.A0 |= (bArr[i2] & UnsignedBytes.MAX_VALUE) << i3;
this.A1 |= (bArr[i2 + 1] & UnsignedBytes.MAX_VALUE) << i3;
this.A2 |= (bArr[i2 + 2] & UnsignedBytes.MAX_VALUE) << i3;
this.A3 |= (bArr[i2 + 3] & UnsignedBytes.MAX_VALUE) << i3;
i3 += 8;
i2 += 4;
}
}
private long shift(long j, int i) {
return ((j >>> i) | (j << (this.BC - i))) & this.BC_MASK;
}
private void packBlock(byte[] bArr, int i) {
int i2 = 0;
while (i2 != this.BC) {
bArr[i] = (byte) (this.A0 >> i2);
bArr[i + 1] = (byte) (this.A1 >> i2);
bArr[i + 2] = (byte) (this.A2 >> i2);
bArr[i + 3] = (byte) (this.A3 >> i2);
i2 += 8;
i += 4;
}
}
private byte mul0xe(int i) {
if (i >= 0) {
return aLogtable[i + 223];
}
return (byte) 0;
}
private byte mul0xd(int i) {
if (i >= 0) {
return aLogtable[i + 238];
}
return (byte) 0;
}
private byte mul0xb(int i) {
if (i >= 0) {
return aLogtable[i + 104];
}
return (byte) 0;
}
private byte mul0x9(int i) {
if (i >= 0) {
return aLogtable[i + 199];
}
return (byte) 0;
}
private byte mul0x3(int i) {
if (i != 0) {
return aLogtable[(logtable[i] & UnsignedBytes.MAX_VALUE) + 1];
}
return (byte) 0;
}
private byte mul0x2(int i) {
if (i != 0) {
return aLogtable[(logtable[i] & UnsignedBytes.MAX_VALUE) + 25];
}
return (byte) 0;
}
private long[][] generateWorkingKey(byte[] bArr) {
int i;
int i2;
int length = bArr.length << 3;
byte[][] bArr2 = (byte[][]) Array.newInstance((Class<?>) Byte.TYPE, 4, 64);
long[][] jArr = (long[][]) Array.newInstance((Class<?>) Long.TYPE, 15, 4);
int i3 = 6;
if (length == 128) {
i = 4;
} else if (length == 160) {
i = 5;
} else if (length == 192) {
i = 6;
} else if (length == 224) {
i = 7;
} else {
if (length != 256) {
throw new IllegalArgumentException("Key length not 128/160/192/224/256 bits.");
}
i = 8;
}
this.ROUNDS = length >= this.blockBits ? i + 6 : (this.BC / 8) + 6;
int i4 = 0;
int i5 = 0;
while (i4 < bArr.length) {
bArr2[i4 % 4][i4 / 4] = bArr[i5];
i4++;
i5++;
}
int i6 = 0;
int i7 = 0;
while (i6 < i && i7 < (this.ROUNDS + 1) * (this.BC / 8)) {
for (int i8 = 0; i8 < 4; i8++) {
int i9 = this.BC;
long[] jArr2 = jArr[i7 / (i9 / 8)];
jArr2[i8] = ((bArr2[i8][i6] & UnsignedBytes.MAX_VALUE) << ((i7 << 3) % i9)) | jArr2[i8];
}
i6++;
i7++;
}
int i10 = 0;
while (i7 < (this.ROUNDS + 1) * (this.BC / 8)) {
int i11 = 0;
while (i11 < 4) {
byte[] bArr3 = bArr2[i11];
i11++;
bArr3[0] = (byte) (S[bArr2[i11 % 4][i - 1] & UnsignedBytes.MAX_VALUE] ^ bArr3[0]);
}
int i12 = 0;
byte[] bArr4 = bArr2[0];
bArr4[0] = (byte) (bArr4[0] ^ rcon[i10]);
int i13 = 1;
if (i <= i3) {
while (i13 < i) {
for (int i14 = 0; i14 < 4; i14++) {
byte[] bArr5 = bArr2[i14];
bArr5[i13] = (byte) (bArr5[i13] ^ bArr5[i13 - 1]);
}
i13++;
}
} else {
while (true) {
i2 = 0;
if (i13 >= 4) {
break;
}
while (i2 < 4) {
byte[] bArr6 = bArr2[i2];
bArr6[i13] = (byte) (bArr6[i13] ^ bArr6[i13 - 1]);
i2++;
}
i13++;
}
while (i2 < 4) {
byte[] bArr7 = bArr2[i2];
bArr7[4] = (byte) (bArr7[4] ^ S[bArr7[3] & UnsignedBytes.MAX_VALUE]);
i2++;
}
for (int i15 = 5; i15 < i; i15++) {
for (int i16 = 0; i16 < 4; i16++) {
byte[] bArr8 = bArr2[i16];
bArr8[i15] = (byte) (bArr8[i15] ^ bArr8[i15 - 1]);
}
}
}
int i17 = 0;
while (i17 < i && i7 < (this.ROUNDS + 1) * (this.BC / 8)) {
for (int i18 = i12; i18 < 4; i18++) {
int i19 = this.BC;
long[] jArr3 = jArr[i7 / (i19 / 8)];
jArr3[i18] = ((bArr2[i18][i17] & UnsignedBytes.MAX_VALUE) << ((i7 << 3) % i19)) | jArr3[i18];
}
i17++;
i7++;
i12 = 0;
}
i10++;
i3 = 6;
}
return jArr;
}
private void encryptBlock(long[][] jArr) {
KeyAddition(jArr[0]);
for (int i = 1; i < this.ROUNDS; i++) {
Substitution(S);
ShiftRow(this.shifts0SC);
MixColumn();
KeyAddition(jArr[i]);
}
Substitution(S);
ShiftRow(this.shifts0SC);
KeyAddition(jArr[this.ROUNDS]);
}
private void decryptBlock(long[][] jArr) {
KeyAddition(jArr[this.ROUNDS]);
Substitution(Si);
ShiftRow(this.shifts1SC);
for (int i = this.ROUNDS - 1; i > 0; i--) {
KeyAddition(jArr[i]);
InvMixColumn();
Substitution(Si);
ShiftRow(this.shifts1SC);
}
KeyAddition(jArr[0]);
}
private long applyS(long j, byte[] bArr) {
long j2 = 0;
for (int i = 0; i < this.BC; i += 8) {
j2 |= (bArr[(int) ((j >> i) & 255)] & UnsignedBytes.MAX_VALUE) << i;
}
return j2;
}
private void Substitution(byte[] bArr) {
this.A0 = applyS(this.A0, bArr);
this.A1 = applyS(this.A1, bArr);
this.A2 = applyS(this.A2, bArr);
this.A3 = applyS(this.A3, bArr);
}
private void ShiftRow(byte[] bArr) {
this.A1 = shift(this.A1, bArr[1]);
this.A2 = shift(this.A2, bArr[2]);
this.A3 = shift(this.A3, bArr[3]);
}
private void MixColumn() {
long j = 0;
long j2 = 0;
long j3 = 0;
long j4 = 0;
for (int i = 0; i < this.BC; i += 8) {
int i2 = (int) ((this.A0 >> i) & 255);
int i3 = (int) ((this.A1 >> i) & 255);
int i4 = (int) ((this.A2 >> i) & 255);
long j5 = j3;
int i5 = (int) ((this.A3 >> i) & 255);
j |= ((((mul0x2(i2) ^ mul0x3(i3)) ^ i4) ^ i5) & 255) << i;
j4 |= ((((mul0x2(i3) ^ mul0x3(i4)) ^ i5) ^ i2) & 255) << i;
j2 |= ((((mul0x2(i4) ^ mul0x3(i5)) ^ i2) ^ i3) & 255) << i;
j3 = (((((mul0x2(i5) ^ mul0x3(i2)) ^ i3) ^ i4) & 255) << i) | j5;
}
this.A0 = j;
this.A1 = j4;
this.A2 = j2;
this.A3 = j3;
}
private void KeyAddition(long[] jArr) {
this.A0 ^= jArr[0];
this.A1 ^= jArr[1];
this.A2 ^= jArr[2];
this.A3 ^= jArr[3];
}
private void InvMixColumn() {
long j = 0;
long j2 = 0;
long j3 = 0;
long j4 = 0;
for (int i = 0; i < this.BC; i += 8) {
int i2 = (int) ((this.A0 >> i) & 255);
int i3 = (int) ((this.A1 >> i) & 255);
int i4 = (int) ((this.A2 >> i) & 255);
long j5 = j3;
int i5 = (int) ((this.A3 >> i) & 255);
int i6 = -1;
int i7 = i2 != 0 ? logtable[i2 & 255] & UnsignedBytes.MAX_VALUE : -1;
int i8 = i3 != 0 ? logtable[i3 & 255] & UnsignedBytes.MAX_VALUE : -1;
int i9 = i4 != 0 ? logtable[i4 & 255] & UnsignedBytes.MAX_VALUE : -1;
if (i5 != 0) {
i6 = logtable[i5 & 255] & UnsignedBytes.MAX_VALUE;
}
j |= ((((mul0xe(i7) ^ mul0xb(i8)) ^ mul0xd(i9)) ^ mul0x9(i6)) & 255) << i;
j4 |= ((((mul0xe(i8) ^ mul0xb(i9)) ^ mul0xd(i6)) ^ mul0x9(i7)) & 255) << i;
j2 |= ((((mul0xe(i9) ^ mul0xb(i6)) ^ mul0xd(i7)) ^ mul0x9(i8)) & 255) << i;
j3 = (((((mul0xe(i6) ^ mul0xb(i7)) ^ mul0xd(i8)) ^ mul0x9(i9)) & 255) << i) | j5;
}
this.A0 = j;
this.A1 = j4;
this.A2 = j2;
this.A3 = j3;
}
public RijndaelEngine(int i) {
if (i == 128) {
this.BC = 32;
this.BC_MASK = KeyboardMap.kValueMask;
this.shifts0SC = shifts0[0];
this.shifts1SC = shifts1[0];
} else if (i == 160) {
this.BC = 40;
this.BC_MASK = 1099511627775L;
this.shifts0SC = shifts0[1];
this.shifts1SC = shifts1[1];
} else if (i == 192) {
this.BC = 48;
this.BC_MASK = 281474976710655L;
this.shifts0SC = shifts0[2];
this.shifts1SC = shifts1[2];
} else if (i == 224) {
this.BC = 56;
this.BC_MASK = 72057594037927935L;
this.shifts0SC = shifts0[3];
this.shifts1SC = shifts1[3];
} else {
if (i != 256) {
throw new IllegalArgumentException("unknown blocksize to Rijndael");
}
this.BC = 64;
this.BC_MASK = -1L;
this.shifts0SC = shifts0[4];
this.shifts1SC = shifts1[4];
}
this.blockBits = i;
}
public RijndaelEngine() {
this(128);
}
}