package com.mbridge.msdk.foundation.tools; import android.text.TextUtils; import android.util.Base64; import com.kuaishou.weapon.p0.b; import java.security.MessageDigest; import java.security.Provider; import java.security.Security; import javax.crypto.Cipher; import javax.crypto.spec.IvParameterSpec; import javax.crypto.spec.SecretKeySpec; /* compiled from: AESCBCUtil */ public final class a { private static byte[] a = new byte[32]; private static byte[] b = new byte[16]; static { if (!TextUtils.isEmpty("ebmclXzZOhtU2sRlZxGL8A")) { try { byte[] digest = MessageDigest.getInstance("sha-384").digest("ebmclXzZOhtU2sRlZxGL8A".getBytes()); System.arraycopy(digest, 0, a, 0, 32); System.arraycopy(digest, 32, b, 0, 16); } catch (Exception e) { e.printStackTrace(); } } } public static String a(String str) { return a(str, a, b); } private static String a(String str, byte[] bArr, byte[] bArr2) { try { IvParameterSpec ivParameterSpec = new IvParameterSpec(bArr2); SecretKeySpec secretKeySpec = new SecretKeySpec(bArr, b.b); Security.addProvider(new C0209a()); Cipher instance = Cipher.getInstance("AES/CBC/PKCS7PADDING"); instance.init(1, secretKeySpec, ivParameterSpec); return new String(Base64.encode(instance.doFinal(str.getBytes()), 0)); } catch (Exception e) { e.printStackTrace(); return null; } } /* renamed from: com.mbridge.msdk.foundation.tools.a$a reason: collision with other inner class name */ /* compiled from: AESCBCUtil */ public static class C0209a extends Provider { public C0209a() { super("Crypto", 1.0d, "HARMONY (SHA1 digest; SecureRandom; SHA1withDSA signature)"); put("SecureRandom.SHA1PRNG", "org.apache.harmony.security.provider.crypto.SHA1PRNG_SecureRandomImpl"); put("SecureRandom.SHA1PRNG ImplementedIn", "Software"); } } }