package com.l7tech.security.cert;

import com.l7tech.common.io.KeyGenParams;
import com.l7tech.security.prov.JceProvider;
import java.security.InvalidAlgorithmParameterException;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;

public class ParamsKeyGenerator {
   private final KeyGenParams a;
   private final SecureRandom b;
   private static final String[] c;

   public ParamsKeyGenerator(KeyGenParams var1) {
      this.a = var1;
      this.b = null;
   }

   public ParamsKeyGenerator(KeyGenParams var1, SecureRandom var2) {
      this.a = var1;
      this.b = var2;
   }

   public KeyPair generateKeyPair() throws NoSuchAlgorithmException, InvalidAlgorithmParameterException {
      String var1 = this.a.getAlgorithm();
      if (var1 == null) {
         var1 = this.getDefaultAlgorithm();
      }

      try {
         if (c[3].equals(var1)) {
            return this.generateRsaKeyPair();
         }
      } catch (NoSuchAlgorithmException var2) {
         throw a(var2);
      }

      try {
         if (c[1].equals(var1)) {
            return this.generateEcKeyPair();
         }
      } catch (NoSuchAlgorithmException var3) {
         throw a(var3);
      }

      return this.generateGenericKeyPair();
   }

   protected KeyPair generateEcKeyPair() throws NoSuchAlgorithmException, InvalidAlgorithmParameterException {
      String var1 = this.a.getNamedParam();
      if (var1 == null) {
         var1 = this.getDefaultNamedCurve();
      }

      return JceProvider.getInstance().generateEcKeyPair(var1, this.b);
   }

   protected KeyPair generateRsaKeyPair() throws NoSuchAlgorithmException {
      int var1 = this.a.getKeySize();
      if (var1 < 1) {
         var1 = this.getDefaultRsaKeySize();
      }

      KeyPairGenerator var2 = JceProvider.getInstance().getKeyPairGenerator(c[2]);

      try {
         if (this.b != null) {
            var2.initialize(var1, this.b);
            return var2.generateKeyPair();
         }
      } catch (NoSuchAlgorithmException var3) {
         throw a(var3);
      }

      var2.initialize(var1);
      return var2.generateKeyPair();
   }

   protected KeyPair generateGenericKeyPair() throws NoSuchAlgorithmException {
      int var1 = this.a.getKeySize();
      if (var1 < 1) {
         var1 = 1024;
      }

      KeyPairGenerator var2 = JceProvider.getInstance().getKeyPairGenerator(this.a.getAlgorithm());

      try {
         if (this.b != null) {
            var2.initialize(var1, this.b);
            return var2.generateKeyPair();
         }
      } catch (NoSuchAlgorithmException var3) {
         throw a(var3);
      }

      var2.initialize(var1);
      return var2.generateKeyPair();
   }

   protected String getDefaultAlgorithm() {
      return c[2];
   }

   protected String getDefaultNamedCurve() {
      return c[0];
   }

   protected int getDefaultRsaKeySize() {
      return JceProvider.DEFAULT_RSA_KEYSIZE;
   }

   private static NoSuchAlgorithmException a(NoSuchAlgorithmException var0) {
      return var0;
   }

   static {
      String[] var5 = new String[4];
      int var3 = 0;
      String var2 = "5Nj&~`m4\u001a\u0002\u0003h";
      int var4 = "5Nj&~`m4\u001a\u0002\u0003h".length();
      char var1 = '\t';
      int var7 = -1;

      label24:
      while (true) {
         byte var10000 = 65;
         String var10001 = var2.substring(++var7, var7 + var1);
         byte var10002 = -1;

         while (true) {
            String var8 = a(var10000, a(var10001));
            switch (var10002) {
               case 0:
                  var5[var3++] = var8;
                  if ((var7 += var1) >= var4) {
                     c = var5;
                     return;
                  }

                  var1 = var2.charAt(var7);
                  break;
               default:
                  var5[var3++] = var8;
                  if ((var7 += var1) < var4) {
                     var1 = var2.charAt(var7);
                     continue label24;
                  }

                  var2 = "\u0003o_\u0003\u0003o_";
                  var4 = "\u0003o_\u0003\u0003o_".length();
                  var1 = 3;
                  var7 = -1;
            }

            var10000 = 86;
            var10001 = var2.substring(++var7, var7 + var1);
            var10002 = 0;
         }
      }
   }

   private static char[] a(String var0) {
      char[] var10000 = var0.toCharArray();
      if (var10000.length < 2) {
         var10000[0] = (char)(var10000[0] ^ 24);
      }

      return var10000;
   }

   private static String a(int var0, char[] var1) {
      int var10003 = var1.length;
      int var10002 = var0;
      char[] var10001 = var1;
      int var10000 = var10003;

      for (int var2 = 0; var10000 > var2; var2++) {
         var10001[var2] = (char)(var10001[var2] ^ var10002 ^ switch (var2 % 7) {
            case 0 -> 7;
            case 1 -> 106;
            case 2 -> 72;
            case 3 -> 23;
            case 4 -> 12;
            case 5 -> 25;
            default -> 24;
         });
      }

      return new String(var10001).intern();
   }
}