what-the-bank/sources/o/C17386wMj.java

package o;

import com.eracom.OBM2.OAEPEncodedMsgException;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.util.Properties;

/* renamed from: o.wMj, reason: case insensitive filesystem */
/* loaded from: classes.dex */
public final class C17386wMj {
    int a;
    String b;
    byte[] c;
    private byte[] d;
    private String e;
    private Properties h;

    public C17386wMj(dJC djc, int i) throws OAEPEncodedMsgException {
        this(djc, i, null);
    }

    public C17386wMj(dJC djc, int i, Properties properties) throws OAEPEncodedMsgException {
        this.d = new byte[16];
        this.h = properties;
        int i2 = i - 1;
        this.c = new byte[i2];
        int i3 = i - ((djc.a.b().c + 1) << 1);
        int i4 = i2 - djc.a.b().c;
        Byte[] bArr = new Byte[i3];
        byte[] bArr2 = new byte[i3];
        byte[] bArr3 = new byte[djc.a.b().c];
        byte[] bArr4 = new byte[i4];
        byte[] bArr5 = new byte[i4];
        byte[] bArr6 = new byte[i4];
        int i5 = djc.a.b().c;
        byte[] bArr7 = new byte[i5];
        byte[] bArr8 = new byte[djc.a.b().c];
        byte[] bArr9 = new byte[djc.a.b().c];
        if (djc == null) {
            throw new OAEPEncodedMsgException("Error no : 30 - Invalid PIN Message");
        }
        int i6 = djc.d;
        Properties properties2 = this.h;
        if (i6 < ((properties2 == null || properties2.getProperty("param_ISO_FORMAT_0_PAN") == null) ? 17 : 8) || i6 > i3) {
            throw new OAEPEncodedMsgException("Error no : 31 Invalid PIN message length");
        }
        int size = djc.b.size();
        for (int i7 = 0; i7 < size; i7++) {
            bArr[i7] = (Byte) djc.b.elementAt(i7);
        }
        try {
            SecureRandom secureRandom = SecureRandom.getInstance("SHA1PRNG");
            secureRandom.nextBytes(this.d);
            byte[] b = djc.a.b().b(this.d, 16);
            for (int i8 = 0; i8 < i4; i8++) {
                bArr4[i8] = 0;
            }
            System.arraycopy(b, 0, bArr4, 0, djc.a.b().c);
            int i9 = djc.a.b().c + (((i4 - djc.a.b().c) - i6) - 1);
            bArr4[i9] = 1;
            for (int i10 = 0; i10 < i6; i10++) {
                bArr2[i10] = bArr[i10].byteValue();
            }
            System.arraycopy(bArr2, 0, bArr4, i9 + 1, i6);
            secureRandom.nextBytes(bArr7);
            d(djc, bArr7, bArr5, i4, i);
            for (int i11 = 0; i11 < i4; i11++) {
                bArr6[i11] = (byte) (bArr4[i11] ^ bArr5[i11]);
            }
            d(djc, bArr6, bArr8, djc.a.b().c, i);
            for (int i12 = 0; i12 < i5; i12++) {
                bArr9[i12] = (byte) (bArr7[i12] ^ bArr8[i12]);
            }
            System.arraycopy(bArr9, 0, this.c, 0, djc.a.b().c);
            System.arraycopy(bArr6, 0, this.c, djc.a.b().c, i4);
            this.e = C15605gzv.c(this.c);
            this.b = C15605gzv.c(this.d);
        } catch (NoSuchAlgorithmException e) {
            throw new RuntimeException("Secure random generator is not available", e);
        }
    }

    private static void c(int i, byte[] bArr) {
        bArr[0] = (byte) (i >>> 24);
        bArr[1] = (byte) (i >>> 16);
        bArr[2] = (byte) (i >>> 8);
        bArr[3] = (byte) i;
    }

    private static void d(dJC djc, byte[] bArr, byte[] bArr2, int i, int i2) {
        int i3 = djc.a.b().c;
        byte[] bArr3 = new byte[4];
        byte[] bArr4 = new byte[i2 - 1];
        byte[] bArr5 = new byte[djc.a.b().c];
        int length = bArr.length;
        int i4 = i / djc.a.b().c;
        int i5 = i - (djc.a.b().c * i4);
        if (i5 > 0) {
            i4++;
        }
        int i6 = djc.a.b().c;
        for (int i7 = 0; i7 < i4; i7++) {
            c(i7, bArr3);
            System.arraycopy(bArr, 0, bArr4, 0, length);
            System.arraycopy(bArr3, 0, bArr4, length, 4);
            byte[] b = djc.a.b().b(bArr4, length + 4);
            int i8 = djc.a.b().c;
            if (i7 == i4 - 1 && i5 > 0) {
                i6 = i5;
            }
            System.arraycopy(b, 0, bArr2, i8 * i7, i6);
        }
    }
}