package com.pingan.ai;

import java.io.InputStream;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

/* loaded from: classes3.dex */
public class v {
    public static final char[] a = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'};
    public static final char[] b = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F'};

    public static char[] a(byte[] bArr) {
        return a(bArr, true);
    }

    public static String b(InputStream inputStream) {
        return b(a(inputStream));
    }

    public static char[] a(byte[] bArr, boolean z) {
        return a(bArr, z ? a : b);
    }

    public static String b(byte[] bArr) {
        return new String(a(bArr));
    }

    public static char[] a(byte[] bArr, char[] cArr) {
        int length = bArr.length;
        char[] cArr2 = new char[length << 1];
        int i = 0;
        int i2 = 0;
        while (i2 < length) {
            byte b2 = bArr[i2];
            cArr2[i] = cArr[(b2 & 240) >>> 4];
            cArr2[i + 1] = cArr[b2 & 15];
            i2++;
            i += 2;
        }
        return cArr2;
    }

    public static MessageDigest b(MessageDigest messageDigest, InputStream inputStream) {
        byte[] bArr = new byte[1024];
        int read = inputStream.read(bArr, 0, 1024);
        while (read >= 0) {
            messageDigest.update(bArr, 0, read);
            read = inputStream.read(bArr, 0, 1024);
        }
        return messageDigest;
    }

    public static byte[] a(InputStream inputStream) {
        return a(a(), inputStream);
    }

    public static byte[] a(MessageDigest messageDigest, InputStream inputStream) {
        return b(messageDigest, inputStream).digest();
    }

    public static MessageDigest a() {
        return a("MD5");
    }

    public static MessageDigest a(String str) {
        try {
            return MessageDigest.getInstance(str);
        } catch (NoSuchAlgorithmException e) {
            throw new IllegalArgumentException(e);
        }
    }
}