whitespace cleanup

//FREEBIE

Closes #1779

src/org/thoughtcrime/securesms/contacts/NameAndNumber.java

@@ -25,11 +25,11 @@ package org.thoughtcrime.securesms.contacts;
 public class NameAndNumber {
   public String name;
   public String number;
-	
+
   public NameAndNumber(String name, String number) {
     this.name = name;
     this.number = number;
   }
-	
+
   public NameAndNumber() {}
 }

src/org/thoughtcrime/securesms/crypto/AsymmetricMasterCipher.java

@@ -60,7 +60,7 @@ public class AsymmetricMasterCipher {
   public AsymmetricMasterCipher(AsymmetricMasterSecret asymmetricMasterSecret) {
     this.asymmetricMasterSecret = asymmetricMasterSecret;
   }
-	
+
   public String decryptBody(String body) throws IOException, InvalidMessageException {
     try {
       byte[]    combined       = Base64.decode(body);
@@ -77,7 +77,7 @@ public class AsymmetricMasterCipher {
       throw new InvalidMessageException(ike);
     }
   }
-	
+
   public String encryptBody(String body) {
     try {
       ECPublicKey  theirPublic        = asymmetricMasterSecret.getDjbPublicKey();
@@ -95,31 +95,31 @@ public class AsymmetricMasterCipher {
       throw new AssertionError(e);
     }
   }
-	
+
   private MasterCipher getMasterCipherForSecret(byte[] secretBytes) {
     SecretKeySpec cipherKey   = deriveCipherKey(secretBytes);
     SecretKeySpec macKey      = deriveMacKey(secretBytes);
     MasterSecret masterSecret = new MasterSecret(cipherKey, macKey);
 
-    return new MasterCipher(masterSecret);		
+    return new MasterCipher(masterSecret);
   }
-	
+
   private SecretKeySpec deriveMacKey(byte[] secretBytes) {
     byte[] digestedBytes = getDigestedBytes(secretBytes, 1);
     byte[] macKeyBytes   = new byte[20];
-		
+
     System.arraycopy(digestedBytes, 0, macKeyBytes, 0, macKeyBytes.length);
     return new SecretKeySpec(macKeyBytes, "HmacSHA1");
   }
-	
+
   private SecretKeySpec deriveCipherKey(byte[] secretBytes) {
     byte[] digestedBytes  = getDigestedBytes(secretBytes, 0);
     byte[] cipherKeyBytes = new byte[16];
-		
+
-    System.arraycopy(digestedBytes, 0, cipherKeyBytes, 0, cipherKeyBytes.length);		
+    System.arraycopy(digestedBytes, 0, cipherKeyBytes, 0, cipherKeyBytes.length);
     return new SecretKeySpec(cipherKeyBytes, "AES");
   }
-	
+
   private byte[] getDigestedBytes(byte[] secretBytes, int iteration) {
     try {
       Mac mac = Mac.getInstance("HmacSHA256");

src/org/thoughtcrime/securesms/crypto/DecryptingPartInputStream.java

@@ -44,24 +44,24 @@ import android.util.Log;
  */
 
 public class DecryptingPartInputStream extends FileInputStream {
-	
+
   private static final int IV_LENGTH  = 16;
   private static final int MAC_LENGTH = 20;
-	
+
   private Cipher cipher;
   private Mac mac;
-	
+
   private boolean done;
   private long totalDataSize;
   private long totalRead;
   private byte[] overflowBuffer;
-	
+
   public DecryptingPartInputStream(File file, MasterSecret masterSecret) throws FileNotFoundException {
     super(file);
     try {
       if (file.length() <= IV_LENGTH + MAC_LENGTH)
         throw new FileNotFoundException("Part shorter than crypto overhead!");
-			
+
       done          = false;
       mac           = initializeMac(masterSecret.getMacKey());
       cipher        = initializeCipher(masterSecret.getEncryptionKey());
@@ -81,12 +81,12 @@ public class DecryptingPartInputStream extends FileInputStream {
       throw new FileNotFoundException("IOException while reading IV!");
     }
   }
-	
+
   @Override
   public int read(byte[] buffer) throws IOException {
     return read(buffer, 0, buffer.length);
   }
-	
+
   @Override
   public int read(byte[] buffer, int offset, int length) throws IOException {
     if (totalRead != totalDataSize)
@@ -96,11 +96,11 @@ public class DecryptingPartInputStream extends FileInputStream {
     else 
       return -1;
   }
-	
+
   private int readFinal(byte[] buffer, int offset, int length) throws IOException {
-    try {	
+    try {
       int flourish = cipher.doFinal(buffer, offset);
-      //			mac.update(buffer, offset, flourish);
+      //mac.update(buffer, offset, flourish);
 
       byte[] ourMac   = mac.doFinal();
       byte[] theirMac = new byte[mac.getMacLength()];
@@ -108,7 +108,7 @@ public class DecryptingPartInputStream extends FileInputStream {
 
       if (!Arrays.equals(ourMac, theirMac))
         throw new IOException("MAC doesn't match! Potential tampering?");
-			
+
       done = true;
       return flourish;
     } catch (IllegalBlockSizeException e) {
@@ -122,7 +122,7 @@ public class DecryptingPartInputStream extends FileInputStream {
       throw new IOException("Bad padding exception!");
     }
   }
-	
+
   private int readIncremental(byte[] buffer, int offset, int length) throws IOException {
     int readLength = 0;
     if (null != overflowBuffer) {
@@ -145,11 +145,11 @@ public class DecryptingPartInputStream extends FileInputStream {
 
     if (length + totalRead > totalDataSize)
       length = (int)(totalDataSize - totalRead);
-		
+
     byte[] internalBuffer = new byte[length];
     int read              = super.read(internalBuffer, 0, internalBuffer.length <= cipher.getBlockSize() ? internalBuffer.length : internalBuffer.length - cipher.getBlockSize());
     totalRead            += read;
-		
+
     try {
       mac.update(internalBuffer, 0, read);
 
@@ -175,41 +175,41 @@ public class DecryptingPartInputStream extends FileInputStream {
       throw new AssertionError(e);
     }
   }
-	
+
   private Mac initializeMac(SecretKeySpec key) throws NoSuchAlgorithmException, InvalidKeyException {
     Mac hmac = Mac.getInstance("HmacSHA1");
     hmac.init(key);
 
     return hmac;
   }
-	
+
   private Cipher initializeCipher(SecretKeySpec key) 
     throws InvalidKeyException, InvalidAlgorithmParameterException, 
-	   NoSuchAlgorithmException, NoSuchPaddingException, IOException 
+           NoSuchAlgorithmException, NoSuchPaddingException, IOException 
   {
     Cipher cipher      = Cipher.getInstance("AES/CBC/PKCS5Padding");
     IvParameterSpec iv = readIv(cipher.getBlockSize());
     cipher.init(Cipher.DECRYPT_MODE, key, iv);
-		
+
     return cipher;
   }
-	
+
   private IvParameterSpec readIv(int size) throws IOException {
     byte[] iv = new byte[size];
     readFully(iv);
-		
+
     mac.update(iv);
     return new IvParameterSpec(iv);
   }
-	
+
   private void readFully(byte[] buffer) throws IOException {
     int offset = 0;
-		
+
     for (;;) {
       int read = super.read(buffer, offset, buffer.length-offset);
-			
+
       if (read + offset < buffer.length) offset += read;
-      else                		       return;
+      else                               return;
-    }		
+    }
   }
 }

src/org/thoughtcrime/securesms/crypto/EncryptingPartOutputStream.java

@@ -43,7 +43,7 @@ public class EncryptingPartOutputStream extends FileOutputStream {
   private Cipher cipher;
   private Mac mac;
   private boolean closed;
-	
+
   public EncryptingPartOutputStream(File file, MasterSecret masterSecret) throws FileNotFoundException {
     super(file);
 
@@ -62,37 +62,37 @@ public class EncryptingPartOutputStream extends FileOutputStream {
       throw new AssertionError(e);
     }
   }
-	
+
   @Override
   public void write(byte[] buffer) throws IOException {
     this.write(buffer, 0, buffer.length);
   }
-	
+
   @Override
   public void write(byte[] buffer, int offset, int length) throws IOException {
     byte[] encryptedBuffer = cipher.update(buffer, offset, length);
-		
+
     if (encryptedBuffer != null) {
       mac.update(encryptedBuffer);
       super.write(encryptedBuffer, 0, encryptedBuffer.length);
     }
   }
-	
+
   @Override
   public void close() throws IOException {
     try {
       if (!closed) {
         byte[] encryptedRemainder = cipher.doFinal();
         mac.update(encryptedRemainder);
-				
+
         byte[] macBytes = mac.doFinal();
-				
+
         super.write(encryptedRemainder, 0, encryptedRemainder.length);
-        super.write(macBytes, 0, macBytes.length);		
+        super.write(macBytes, 0, macBytes.length);
 
         closed = true;
       }
-			
+
       super.close();
     } catch (BadPaddingException bpe) {
       throw new AssertionError(bpe);
@@ -100,22 +100,22 @@ public class EncryptingPartOutputStream extends FileOutputStream {
       throw new AssertionError(e);
     }
   }
-	
+
   private Mac initializeMac(SecretKeySpec key) throws NoSuchAlgorithmException, InvalidKeyException {
     Mac hmac = Mac.getInstance("HmacSHA1");
     hmac.init(key);
 
     return hmac;
   }
-	
+
   private Cipher initializeCipher(Mac mac, SecretKeySpec key) throws IOException, InvalidKeyException, NoSuchAlgorithmException, NoSuchPaddingException {
     Cipher cipher = Cipher.getInstance("AES/CBC/PKCS5Padding");
     cipher.init(Cipher.ENCRYPT_MODE, key);
 
-    byte[] ivBytes = cipher.getIV();		
+    byte[] ivBytes = cipher.getIV();
     mac.update(ivBytes);
     super.write(ivBytes, 0, ivBytes.length);
-		
+
     return cipher;
   }
 

src/org/thoughtcrime/securesms/crypto/IdentityKeyUtil.java

@@ -42,7 +42,7 @@ public class IdentityKeyUtil {
 
   private static final String IDENTITY_PUBLIC_KEY_DJB_PREF  = "pref_identity_public_curve25519";
   private static final String IDENTITY_PRIVATE_KEY_DJB_PREF = "pref_identity_private_curve25519";
-	
+
   public static boolean hasIdentityKey(Context context) {
     SharedPreferences preferences = context.getSharedPreferences(MasterSecretUtil.PREFERENCES_NAME, 0);
 
@@ -50,10 +50,10 @@ public class IdentityKeyUtil {
         preferences.contains(IDENTITY_PUBLIC_KEY_DJB_PREF) &&
         preferences.contains(IDENTITY_PRIVATE_KEY_DJB_PREF);
   }
-	
+
   public static IdentityKey getIdentityKey(Context context) {
     if (!hasIdentityKey(context)) return null;
-		
+
     try {
       byte[] publicKeyBytes = Base64.decode(retrieve(context, IDENTITY_PUBLIC_KEY_DJB_PREF));
       return new IdentityKey(publicKeyBytes, 0);
@@ -114,11 +114,11 @@ public class IdentityKeyUtil {
     SharedPreferences preferences = context.getSharedPreferences(MasterSecretUtil.PREFERENCES_NAME, 0);
     return preferences.getString(key, null);
   }
-	
+
   public static void save(Context context, String key, String value) {
     SharedPreferences preferences   = context.getSharedPreferences(MasterSecretUtil.PREFERENCES_NAME, 0);
     Editor preferencesEditor        = preferences.edit();
-		
+
     preferencesEditor.putString(key, value);
     if (!preferencesEditor.commit()) throw new AssertionError("failed to save identity key/value to shared preferences");
   }

src/org/thoughtcrime/securesms/mms/AudioSlide.java

@@ -41,12 +41,12 @@ public class AudioSlide extends Slide {
   public AudioSlide(Context context, Uri uri) throws IOException, MediaTooLargeException {
     super(context, constructPartFromUri(context, uri));
   }
-	
+
   @Override
     public boolean hasImage() {
     return true;
   }
-	
+
   @Override
     public boolean hasAudio() {
     return true;
@@ -69,15 +69,15 @@ public class AudioSlide extends Slide {
 
   public static PduPart constructPartFromUri(Context context, Uri uri) throws IOException, MediaTooLargeException {
     PduPart part = new PduPart();
-		
+
     if (getMediaSize(context, uri) > MAX_MESSAGE_SIZE)
       throw new MediaTooLargeException("Audio track larger than size maximum.");
-		
+
     Cursor cursor = null;
-		
+
     try {
       cursor = context.getContentResolver().query(uri, new String[]{Audio.Media.MIME_TYPE}, null, null, null);
-			
+
       if (cursor != null && cursor.moveToFirst())
         part.setContentType(cursor.getString(0).getBytes());
       else
@@ -90,7 +90,7 @@ public class AudioSlide extends Slide {
     part.setDataUri(uri);
     part.setContentId((System.currentTimeMillis()+"").getBytes());
     part.setName(("Audio" + System.currentTimeMillis()).getBytes());
-		
+
     return part;
   }
 }

src/org/thoughtcrime/securesms/mms/SlideDeck.java

@@ -64,7 +64,7 @@ public class SlideDeck {
   public void clear() {
     slides.clear();
   }
-	
+
   public PduBody toPduBody() {
     PduBody body = new PduBody();
 
@@ -87,7 +87,7 @@ public class SlideDeck {
   public void addSlide(Slide slide) {
     slides.add(slide);
   }
-	
+
   public List<Slide> getSlides() {
     return slides;
   }
@@ -101,5 +101,5 @@ public class SlideDeck {
 
     return false;
   }
-	
+
 }

src/org/thoughtcrime/securesms/mms/TextSlide.java

@@ -37,7 +37,7 @@ import ws.com.google.android.mms.pdu.CharacterSets;
 import ws.com.google.android.mms.pdu.PduPart;
 
 public class TextSlide extends Slide {
-	
+
   private static final int MAX_CACHE_SIZE = 10;
   private static final Map<Uri, SoftReference<String>> textCache =
       Collections.synchronizedMap(new LRUCache<Uri, SoftReference<String>>(MAX_CACHE_SIZE));
@@ -54,7 +54,7 @@ public class TextSlide extends Slide {
     public boolean hasText() {
     return true;
   }
-	
+
   @Override
   public String getText() {
     try {
@@ -69,9 +69,9 @@ public class TextSlide extends Slide {
       }
 
 
-      String text = new String(getPartData(), CharacterSets.getMimeName(part.getCharset()));			
+      String text = new String(getPartData(), CharacterSets.getMimeName(part.getCharset()));
       textCache.put(part.getDataUri(), new SoftReference<String>(text));
-			
+
       return text;
     } catch (UnsupportedEncodingException uee) {
       Log.w("TextSlide", uee);

src/org/thoughtcrime/securesms/mms/VideoSlide.java

@@ -79,7 +79,7 @@ public class VideoSlide extends Slide {
     PduPart part             = new PduPart();
     ContentResolver resolver = context.getContentResolver();
     Cursor cursor            = null;
-		
+
     try {
       cursor = resolver.query(uri, new String[] {MediaStore.Video.Media.MIME_TYPE}, null, null, null);
       if (cursor != null && cursor.moveToFirst()) {
@@ -90,14 +90,14 @@ public class VideoSlide extends Slide {
       if (cursor != null)
         cursor.close();
     }
-		
+
     if (getMediaSize(context, uri) > MAX_MESSAGE_SIZE)
       throw new MediaTooLargeException("Video exceeds maximum message size.");
-		
+
     part.setDataUri(uri);
     part.setContentId((System.currentTimeMillis()+"").getBytes());
     part.setName(("Video" + System.currentTimeMillis()).getBytes());
-		
+
     return part;
   }
 }

src/org/thoughtcrime/securesms/sms/SmsTransportDetails.java

@@ -1,4 +1,4 @@
-/** 
+/**
  * Copyright (C) 2011 Whisper Systems
  * Copyright (C) 2014 Open Whisper Systems
  * 
@@ -26,7 +26,7 @@ import org.whispersystems.libaxolotl.protocol.CiphertextMessage;
 import java.io.IOException;
 
 public class SmsTransportDetails {
-	
+
   public static final int SMS_SIZE           = 160;
   public static final int MULTIPART_SMS_SIZE = 153;
 

src/org/thoughtcrime/securesms/util/MemoryCleaner.java

@@ -37,7 +37,7 @@ public class MemoryCleaner {
   public static void clean(MasterSecret masterSecret) {
 //    if (masterSecret == null)
 //      return;
-//	  
+//    
 //    try {
 //      SecretKeySpec cipherKey = masterSecret.getEncryptionKey();
 //      SecretKeySpec macKey    = masterSecret.getMacKey();