change to cbc

ebc_enclave_messaging @ c5cdbe90

-Subproject commit eb462f82708dc82b5c57333b5d5d608a9bc15bc5
+Subproject commit c5cdbe909381455f0dfec7ff287e96bf59b49a24

ebclibrary/src/main/java/org/mpisws/encounters/dbplatform/ContentProviderBase.java

@@ -95,7 +95,7 @@ public abstract class ContentProviderBase extends ContentProvider {
             final Uri insertedRowURI = ContentUris.withAppendedId(EncounterHistoryAPM.getContentURI(dmb), rowID);
             getContext().getContentResolver().notifyChange(insertedRowURI, null);
             return insertedRowURI;
-        } catch (Exception e) {
+        } catch (SQLException e) {
             Log.e(TAG, e.getMessage());
         }
         return null;

ebcutils/src/main/java/org/mpisws/embeddedsocial/TestBatchClient.java

 package org.mpisws.embeddedsocial;
 
+import com.microsoft.embeddedsocial.autorest.EmbeddedSocialClientImpl;
+import com.microsoft.embeddedsocial.autorest.models.PostTopicRequest;
 import com.microsoft.embeddedsocial.autorest.models.TopicView;
 
 import org.apache.commons.lang3.tuple.ImmutablePair;
@@ -31,12 +33,19 @@ import static org.mpisws.helpers.Utils.hexStringToByteArray;
 
 public class TestBatchClient {
     static final String auth = "SocialPlus TK=eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJhdWQiOiIzalNjZHFzN0paYVxuR29vZ2xlXG4xMTAyMDM3NjQyMDI5ODI4NDk3NTYiLCJpc3MiOiIzcWdtZzlWUmNaeFxuMmU1YTFjYzgtNWVhYi00ZGJkLThkNmQtNmE4NGVhYjIzMzc0IiwiZXhwIjoxNTQ3Mzg1NTA0fQ.DhURO4E5-BEFz_dWMdHZHQLq-E_fZf62_si-UlqF3Ko";
-    static final String topicHandle = "3gcpdys3KfY";
+    static final String topicHandle = "3g_nGuswN8z";
     static final String ss = "0E31177095EE530101D89573C8261C14F51A3877D4676F74478F5CAF";
 
     public static void main(String[] args) {
         ESClient.getInstance().setESCredentials("user", auth);
         ESClient.getInstance().setESAPIKey("2e5a1cc8-5eab-4dbd-8d6d-6a84eab23374");
+        /*new Thread( () -> {
+            String topicHandle = ESClient.getInstance().createOneTopic(
+                    new ImmutablePair<>(
+                            new Identifier("hello".getBytes()),
+                            new Identifier("hello".getBytes())));
+            System.out.println(topicHandle);
+        }).start();*/
 
         new Thread( () -> {
             System.out.println("Starting!");

ebcutils/src/main/java/org/mpisws/helpers/Coder.java

@@ -6,6 +6,7 @@ import java.util.Arrays;
 import java.util.Base64;
 
 import javax.crypto.Cipher;
+import javax.crypto.spec.IvParameterSpec;
 import javax.crypto.spec.SecretKeySpec;
 
 /**
@@ -36,14 +37,14 @@ public class Coder {
         try
         {
             SecretKeySpec secretKey;
-            MessageDigest sha = null;
+            MessageDigest sha;
             sha = MessageDigest.getInstance("SHA-1");
             key = sha.digest(key);
             key = Arrays.copyOf(key, 16);
             secretKey = new SecretKeySpec(key, "AES");
 
-            Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
-            cipher.init(Cipher.ENCRYPT_MODE, secretKey);
+            Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
+            cipher.init(Cipher.ENCRYPT_MODE, secretKey, new IvParameterSpec(new byte[16]));
             String result = Base64.getEncoder().encodeToString(cipher.doFinal(strToEncrypt.getBytes("UTF-8")));
             System.out.println("CODER: Encrypting message \n"
                 + strToEncrypt
@@ -64,16 +65,16 @@ public class Coder {
             return strToDecrypt;
         try
         {
-            System.out.println("CODER: Decrypting message " + strToDecrypt + " \nwith secret " + new Identifier(secret).toString());
             SecretKeySpec secretKey;
-            MessageDigest sha = null;
+            MessageDigest sha;
             sha = MessageDigest.getInstance("SHA-1");
             secret = sha.digest(secret);
             secret = Arrays.copyOf(secret, 16);
+            System.out.println("CODER: Decrypting message " + strToDecrypt + " \nwith secret " + new Identifier(secret).toString());
             secretKey = new SecretKeySpec(secret, "AES");
 
-            Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5PADDING");
-            cipher.init(Cipher.DECRYPT_MODE, secretKey);
+            Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5PADDING");
+            cipher.init(Cipher.DECRYPT_MODE, secretKey, new IvParameterSpec(new byte[16]));
             return new String(cipher.doFinal(Base64.getDecoder().decode(strToDecrypt)));
         }
         catch (Exception e)