65 lines
4.2 KiB
Java
65 lines
4.2 KiB
Java
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package org.bouncycastle.crypto.prng;
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import com.google.common.base.Ascii;
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import com.google.common.primitives.SignedBytes;
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import com.google.common.primitives.UnsignedBytes;
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import net.sf.scuba.smartcards.ISO7816;
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import net.sf.scuba.smartcards.ISOFileInfo;
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import org.bouncycastle.crypto.signers.PSSSigner;
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import org.bouncycastle.util.Pack;
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import org.jmrtd.lds.CVCAFile;
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/* loaded from: classes6.dex */
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public class VMPCRandomGenerator implements RandomGenerator {
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private byte n = 0;
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private byte[] P = {-69, ISO7816.INS_UNBLOCK_CHV, ISOFileInfo.FCP_BYTE, Ascii.DEL, -75, -86, -44, 13, ISOFileInfo.DATA_BYTES2, -2, -78, -126, -53, ISOFileInfo.A0, ISOFileInfo.A1, 8, Ascii.CAN, 113, 86, -24, 73, 2, 16, -60, -34, 53, ISOFileInfo.A5, -20, Byte.MIN_VALUE, Ascii.DC2, -72, 105, ISO7816.INS_PUT_DATA, 47, 117, -52, -94, 9, 54, 3, 97, 45, -3, ISO7816.INS_CREATE_FILE, -35, 5, 67, -112, -83, -56, -31, -81, 87, -101, 76, ISO7816.INS_LOAD_KEY_FILE, 81, -82, 80, ISOFileInfo.PROP_INFO, 60, 10, ISO7816.INS_DELETE_FILE, -13, -100, 38, 35, 83, -55, ISOFileInfo.FILE_IDENTIFIER, -105, 70, ISO7816.INS_READ_BINARY2, -103, ISOFileInfo.FMD_BYTE, 49, 119, -43, 29, ISO7816.INS_UPDATE_BINARY, 120, -67, 94, ISO7816.INS_READ_BINARY, ISOFileInfo.LCS_BYTE, ISO7816.INS_MSE, 56, -8, 104, 43, ISO7816.INS_PSO, -59, -45, -9, PSSSigner.TRAILER_IMPLICIT, ISOFileInfo.FCI_BYTE, -33, 4, -27, -107, 62, 37, -122, -90, 11, -113, -15, ISO7816.INS_CHANGE_CHV, 14, -41, SignedBytes.MAX_POWER_OF_TWO, ISO7816.INS_READ_RECORD2, -49, 126, 6, Ascii.NAK, -102, 77, 28, -93, -37, ISO7816.INS_INCREASE, -110, 88, 17, 39, -12, 89, ISO7816.INS_WRITE_BINARY, 78, 106, Ascii.ETB, 91, -84, -1, 7, ISO7816.INS_GET_RESPONSE, 101, 121, -4, -57, -51, 118, CVCAFile.CAR_TAG, 93, -25, 58, ISO7816.INS_DECREASE_STAMPED, 122, ISO7816.INS_DECREASE, 40, 15, 115, 1, -7, -47, ISO7816.INS_WRITE_RECORD, Ascii.EM, -23, -111, -71, 90, -19, 65, 109, ISO7816.INS_READ_BINARY_STAMPED, -61, -98, -65, 99, -6, Ascii.US, 51, 96, 71, -119, -16, -106, Ascii.SUB, 95, -109, 61, 55, 75, -39, -88, -63, Ascii.ESC, -10, 57, ISOFileInfo.SECURITY_ATTR_EXP, -73, 12, 32, -50, -120, 110, ISO7816.INS_READ_RECORD_STAMPED, 116, ISOFileInfo.CHANNEL_SECURITY, ISOFileInfo.ENV_TEMP_EF, Ascii.SYN, 41, -14, ISOFileInfo.FCI_EXT, -11, -21, ISO7816.INS_MANAGE_CHANNEL, -29, -5, 85, -97, -58, ISO7816.INS_REHABILITATE_CHV, 74, 69, 125, ISO7816.INS_APPEND_RECORD, 107, 92, 108, 102, -87, ISOFileInfo.SECURITY_ATTR_COMPACT, -18, -124, 19, -89, 30, -99, ISO7816.INS_UPDATE_RECORD, 103, 72, -70, 46, -26, -92, ISOFileInfo.AB, 124, -108, 0, 33, -17, -22, -66, ISO7816.INS_GET_DATA, 114, 79, 82, -104, 63, ISO7816.INS_ENVELOPE, Ascii.DC4, 123, 59, 84};
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private byte s = -66;
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@Override // org.bouncycastle.crypto.prng.RandomGenerator
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public void nextBytes(byte[] bArr, int i, int i2) {
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synchronized (this.P) {
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for (int i3 = i; i3 != i2 + i; i3++) {
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byte[] bArr2 = this.P;
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byte b = this.s;
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byte b2 = this.n;
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int i4 = b2 & UnsignedBytes.MAX_VALUE;
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byte b3 = bArr2[(b + bArr2[i4]) & 255];
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this.s = b3;
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int i5 = b3 & UnsignedBytes.MAX_VALUE;
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bArr[i3] = bArr2[(bArr2[bArr2[i5] & UnsignedBytes.MAX_VALUE] + 1) & 255];
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byte b4 = bArr2[i4];
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bArr2[i4] = bArr2[i5];
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bArr2[i5] = b4;
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this.n = (byte) (b2 + 1);
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}
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}
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}
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@Override // org.bouncycastle.crypto.prng.RandomGenerator
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public void nextBytes(byte[] bArr) {
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nextBytes(bArr, 0, bArr.length);
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}
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@Override // org.bouncycastle.crypto.prng.RandomGenerator
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public void addSeedMaterial(byte[] bArr) {
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for (byte b : bArr) {
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byte[] bArr2 = this.P;
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byte b2 = this.s;
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byte b3 = this.n;
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int i = b3 & UnsignedBytes.MAX_VALUE;
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byte b4 = bArr2[i];
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byte b5 = bArr2[(b2 + b4 + b) & 255];
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this.s = b5;
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int i2 = b5 & UnsignedBytes.MAX_VALUE;
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bArr2[i] = bArr2[i2];
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bArr2[i2] = b4;
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this.n = (byte) (b3 + 1);
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}
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}
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@Override // org.bouncycastle.crypto.prng.RandomGenerator
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public void addSeedMaterial(long j) {
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addSeedMaterial(Pack.longToBigEndian(j));
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}
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}
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