package o;

import com.google.common.primitives.UnsignedBytes;
import com.huawei.hms.framework.common.ContainerUtils;
import java.io.ByteArrayOutputStream;
import java.io.IOException;

/* renamed from: o.gmH, reason: case insensitive filesystem */
/* loaded from: classes6.dex */
public final class C15274gmH {
    private static char[] c = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".toCharArray();

    public static String a(byte[] bArr) {
        int length = bArr.length;
        StringBuffer stringBuffer = new StringBuffer((bArr.length * 3) / 2);
        int i = 0;
        loop0: while (true) {
            int i2 = 0;
            while (i <= length - 3) {
                int i3 = ((bArr[i] & UnsignedBytes.MAX_VALUE) << 16) | ((bArr[i + 1] & UnsignedBytes.MAX_VALUE) << 8) | (bArr[i + 2] & UnsignedBytes.MAX_VALUE);
                char[] cArr = c;
                stringBuffer.append(cArr[(i3 >> 18) & 63]);
                stringBuffer.append(cArr[(i3 >> 12) & 63]);
                stringBuffer.append(cArr[(i3 >> 6) & 63]);
                stringBuffer.append(cArr[i3 & 63]);
                i += 3;
                if (i2 >= 14) {
                    break;
                }
                i2++;
            }
            stringBuffer.append("\r\n");
        }
        if (i == length - 2) {
            int i4 = ((bArr[i + 1] & UnsignedBytes.MAX_VALUE) << 8) | ((bArr[i] & UnsignedBytes.MAX_VALUE) << 16);
            char[] cArr2 = c;
            stringBuffer.append(cArr2[(i4 >> 18) & 63]);
            stringBuffer.append(cArr2[(i4 >> 12) & 63]);
            stringBuffer.append(cArr2[(i4 >> 6) & 63]);
            stringBuffer.append(ContainerUtils.KEY_VALUE_DELIMITER);
        } else if (i == length - 1) {
            int i5 = (bArr[i] & UnsignedBytes.MAX_VALUE) << 16;
            char[] cArr3 = c;
            stringBuffer.append(cArr3[(i5 >> 18) & 63]);
            stringBuffer.append(cArr3[(i5 >> 12) & 63]);
            stringBuffer.append("==");
        }
        return stringBuffer.toString();
    }

    private static int b(char c2) {
        if (c2 >= 'A' && c2 <= 'Z') {
            return c2 - 'A';
        }
        if (c2 >= 'a' && c2 <= 'z') {
            return c2 - 'G';
        }
        if (c2 >= '0' && c2 <= '9') {
            return c2 + 4;
        }
        if (c2 == '+') {
            return 62;
        }
        if (c2 == '/') {
            return 63;
        }
        if (c2 == '=') {
            return 0;
        }
        throw new RuntimeException("unexpected code: ".concat(String.valueOf(c2)));
    }

    public static byte[] e(String str) {
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        try {
            int length = str.length();
            int i = 0;
            while (true) {
                if (i < length) {
                    if (str.charAt(i) <= ' ') {
                        i++;
                    }
                }
                if (i == length) {
                    break;
                }
                int i2 = i + 2;
                int i3 = i + 3;
                int b = (b(str.charAt(i)) << 18) + (b(str.charAt(i + 1)) << 12) + (b(str.charAt(i2)) << 6) + b(str.charAt(i3));
                byteArrayOutputStream.write((b >> 16) & 255);
                if (str.charAt(i2) == '=') {
                    break;
                }
                byteArrayOutputStream.write((b >> 8) & 255);
                if (str.charAt(i3) == '=') {
                    break;
                }
                byteArrayOutputStream.write(b & 255);
                i += 4;
            }
            return byteArrayOutputStream.toByteArray();
        } catch (IOException unused) {
            throw new RuntimeException();
        }
    }
}