Class Base64

src/main/java/com/github/utils/Base64.java:5–283

/* loaded from: classes.dex */
public final class Base64 {
    private static final int BASELENGTH = 128;
    private static final int EIGHTBIT = 8;
    private static final int FOURBYTE = 4;
    private static final int LOOKUPLENGTH = 64;
    private static final char PAD = '=';
    private static final int SIGN = -128;
    private static final int SIXTEENBIT = 16;
    private static final int TWENTYFOURBITGROUP = 24;
    private static final boolean fDebug = false;
    private static final byte[] base64Alphabet = new byte[128];
    private static final char[] lookUpBase64Alphabet = new char[64];

    static {
        int i;
        int i2;
        int i3 = 0;
        for (int i4 = 0; i4 < 128; i4++) {
            base64Alphabet[i4] = -1;
        }
        for (int i5 = 90; i5 >= 65; i5--) {
            base64Alphabet[i5] = (byte) (i5 - 65);
        }
        int i6 = 122;
        while (true) {
            i = 26;
            if (i6 < 97) {
                break;
            }
            base64Alphabet[i6] = (byte) ((i6 - 97) + 26);
            i6--;
        }
        int i7 = 57;
        while (true) {
            i2 = 52;
            if (i7 < 48) {
                break;
            }
            base64Alphabet[i7] = (byte) ((i7 - 48) + 52);
            i7--;
        }
        byte[] bArr = base64Alphabet;
        bArr[43] = 62;
        bArr[47] = 63;
        for (int i8 = 0; i8 <= 25; i8++) {
            lookUpBase64Alphabet[i8] = (char) (i8 + 65);
        }
        int i9 = 0;
        while (i <= 51) {
            lookUpBase64Alphabet[i] = (char) (i9 + 97);
            i++;
            i9++;
        }
        while (i2 <= 61) {
            lookUpBase64Alphabet[i2] = (char) (i3 + 48);
            i2++;
            i3++;
        }