michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: package org.mozilla.gecko.background.nativecode;
michael@0: 
michael@0: import java.security.GeneralSecurityException;
michael@0: 
michael@0: import org.mozilla.gecko.AppConstants;
michael@0: import org.mozilla.gecko.mozglue.RobocopTarget;
michael@0: 
michael@0: import android.util.Log;
michael@0: 
michael@0: @RobocopTarget
michael@0: public class NativeCrypto {
michael@0:   static {
michael@0:     try {
michael@0:       System.loadLibrary("mozglue");
michael@0:     } catch (UnsatisfiedLinkError e) {
michael@0:       Log.wtf("NativeCrypto", "Couldn't load mozglue. Trying /data/app-lib path.");
michael@0:       try {
michael@0:         System.load("/data/app-lib/" + AppConstants.ANDROID_PACKAGE_NAME + "/libmozglue.so");
michael@0:       } catch (Throwable ee) {
michael@0:           try {
michael@0:             Log.wtf("NativeCrypto", "Couldn't load mozglue: " + ee + ". Trying /data/data path.");
michael@0:             System.load("/data/data/" + AppConstants.ANDROID_PACKAGE_NAME + "/lib/libmozglue.so");
michael@0:           } catch (UnsatisfiedLinkError eee) {
michael@0:               Log.wtf("NativeCrypto", "Failed every attempt to load mozglue. Giving up.");
michael@0:               throw new RuntimeException("Unable to load mozglue", eee);
michael@0:           }
michael@0:       }
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   /**
michael@0:    * Wrapper to perform PBKDF2-HMAC-SHA-256 in native code.
michael@0:    */
michael@0:   public native static byte[] pbkdf2SHA256(byte[] password, byte[] salt, int c, int dkLen)
michael@0:       throws GeneralSecurityException;
michael@0: 
michael@0:   /**
michael@0:    * Wrapper to perform SHA-1 in native code.
michael@0:    */
michael@0:   public native static byte[] sha1(byte[] str);
michael@0: }