--- a/src/ch/ethz/ssh2/crypto/Base64.java	Wed Jul 30 12:09:51 2014 -0700
+++ b/src/ch/ethz/ssh2/crypto/Base64.java	Wed Jul 30 14:16:58 2014 -0700
@@ -9,143 +9,119 @@
 
 /**
  * Basic Base64 Support.
- * 
+ *
  * @author Christian Plattner
  * @version 2.50, 03/15/10
  */
-public class Base64
-{
-	static final char[] alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".toCharArray();
-	
-	public static char[] encode(byte[] content)
-	{
-		CharArrayWriter cw = new CharArrayWriter((4 * content.length) / 3);
+public class Base64 {
+    static final char[] alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/".toCharArray();
 
-		int idx = 0;
-					
-		int x = 0;
+    public static char[] encode(byte[] content) {
+        CharArrayWriter cw = new CharArrayWriter((4 * content.length) / 3);
+        int idx = 0;
+        int x = 0;
 
-		for (int i = 0; i < content.length; i++)
-		{
-			if (idx == 0)
-				x = (content[i] & 0xff) << 16;
-			else if (idx == 1)
-				x = x | ((content[i] & 0xff) << 8);
-			else
-				x = x | (content[i] & 0xff);
-
-			idx++;
+        for (int i = 0; i < content.length; i++) {
+            if (idx == 0)
+                x = (content[i] & 0xff) << 16;
+            else if (idx == 1)
+                x = x | ((content[i] & 0xff) << 8);
+            else
+                x = x | (content[i] & 0xff);
 
-			if (idx == 3)
-			{
-				cw.write(alphabet[x >> 18]);
-				cw.write(alphabet[(x >> 12) & 0x3f]);
-				cw.write(alphabet[(x >> 6) & 0x3f]);
-				cw.write(alphabet[x & 0x3f]);
+            idx++;
 
-				idx = 0;
-			}
-		}
+            if (idx == 3) {
+                cw.write(alphabet[x >> 18]);
+                cw.write(alphabet[(x >> 12) & 0x3f]);
+                cw.write(alphabet[(x >> 6) & 0x3f]);
+                cw.write(alphabet[x & 0x3f]);
+                idx = 0;
+            }
+        }
 
-		if (idx == 1)
-		{
-			cw.write(alphabet[x >> 18]);
-			cw.write(alphabet[(x >> 12) & 0x3f]);
-			cw.write('=');
-			cw.write('=');
-		}
+        if (idx == 1) {
+            cw.write(alphabet[x >> 18]);
+            cw.write(alphabet[(x >> 12) & 0x3f]);
+            cw.write('=');
+            cw.write('=');
+        }
 
-		if (idx == 2)
-		{
-			cw.write(alphabet[x >> 18]);
-			cw.write(alphabet[(x >> 12) & 0x3f]);
-			cw.write(alphabet[(x >> 6) & 0x3f]);
-			cw.write('=');
-		}
+        if (idx == 2) {
+            cw.write(alphabet[x >> 18]);
+            cw.write(alphabet[(x >> 12) & 0x3f]);
+            cw.write(alphabet[(x >> 6) & 0x3f]);
+            cw.write('=');
+        }
 
-		return cw.toCharArray();
-	}
-
-	public static byte[] decode(char[] message) throws IOException
-	{
-		byte buff[] = new byte[4];
-		byte dest[] = new byte[message.length];
+        return cw.toCharArray();
+    }
 
-		int bpos = 0;
-		int destpos = 0;
+    public static byte[] decode(char[] message) throws IOException {
+        byte buff[] = new byte[4];
+        byte dest[] = new byte[message.length];
+        int bpos = 0;
+        int destpos = 0;
 
-		for (int i = 0; i < message.length; i++)
-		{
-			int c = message[i];
+        for (int i = 0; i < message.length; i++) {
+            int c = message[i];
 
-			if ((c == '\n') || (c == '\r') || (c == ' ') || (c == '\t'))
-				continue;
+            if ((c == '\n') || (c == '\r') || (c == ' ') || (c == '\t'))
+                continue;
 
-			if ((c >= 'A') && (c <= 'Z'))
-			{
-				buff[bpos++] = (byte) (c - 'A');
-			}
-			else if ((c >= 'a') && (c <= 'z'))
-			{
-				buff[bpos++] = (byte) ((c - 'a') + 26);
-			}
-			else if ((c >= '0') && (c <= '9'))
-			{
-				buff[bpos++] = (byte) ((c - '0') + 52);
-			}
-			else if (c == '+')
-			{
-				buff[bpos++] = 62;
-			}
-			else if (c == '/')
-			{
-				buff[bpos++] = 63;
-			}
-			else if (c == '=')
-			{
-				buff[bpos++] = 64;
-			}
-			else
-			{
-				throw new IOException("Illegal char in base64 code.");
-			}
+            if ((c >= 'A') && (c <= 'Z')) {
+                buff[bpos++] = (byte)(c - 'A');
+            }
+            else if ((c >= 'a') && (c <= 'z')) {
+                buff[bpos++] = (byte)((c - 'a') + 26);
+            }
+            else if ((c >= '0') && (c <= '9')) {
+                buff[bpos++] = (byte)((c - '0') + 52);
+            }
+            else if (c == '+') {
+                buff[bpos++] = 62;
+            }
+            else if (c == '/') {
+                buff[bpos++] = 63;
+            }
+            else if (c == '=') {
+                buff[bpos++] = 64;
+            }
+            else {
+                throw new IOException("Illegal char in base64 code.");
+            }
 
-			if (bpos == 4)
-			{
-				bpos = 0;
+            if (bpos == 4) {
+                bpos = 0;
+
+                if (buff[0] == 64)
+                    break;
 
-				if (buff[0] == 64)
-					break;
-
-				if (buff[1] == 64)
-					throw new IOException("Unexpected '=' in base64 code.");
+                if (buff[1] == 64)
+                    throw new IOException("Unexpected '=' in base64 code.");
 
-				if (buff[2] == 64)
-				{
-					int v = (((buff[0] & 0x3f) << 6) | ((buff[1] & 0x3f)));
-					dest[destpos++] = (byte) (v >> 4);
-					break;
-				}
-				else if (buff[3] == 64)
-				{
-					int v = (((buff[0] & 0x3f) << 12) | ((buff[1] & 0x3f) << 6) | ((buff[2] & 0x3f)));
-					dest[destpos++] = (byte) (v >> 10);
-					dest[destpos++] = (byte) (v >> 2);
-					break;
-				}
-				else
-				{
-					int v = (((buff[0] & 0x3f) << 18) | ((buff[1] & 0x3f) << 12) | ((buff[2] & 0x3f) << 6) | ((buff[3] & 0x3f)));
-					dest[destpos++] = (byte) (v >> 16);
-					dest[destpos++] = (byte) (v >> 8);
-					dest[destpos++] = (byte) (v);
-				}
-			}
-		}
+                if (buff[2] == 64) {
+                    int v = (((buff[0] & 0x3f) << 6) | ((buff[1] & 0x3f)));
+                    dest[destpos++] = (byte)(v >> 4);
+                    break;
+                }
+                else if (buff[3] == 64) {
+                    int v = (((buff[0] & 0x3f) << 12) | ((buff[1] & 0x3f) << 6) | ((buff[2] & 0x3f)));
+                    dest[destpos++] = (byte)(v >> 10);
+                    dest[destpos++] = (byte)(v >> 2);
+                    break;
+                }
+                else {
+                    int v = (((buff[0] & 0x3f) << 18) | ((buff[1] & 0x3f) << 12) | ((buff[2] & 0x3f) << 6) | ((buff[3] & 0x3f)));
+                    dest[destpos++] = (byte)(v >> 16);
+                    dest[destpos++] = (byte)(v >> 8);
+                    dest[destpos++] = (byte)(v);
+                }
+            }
+        }
 
-		byte[] res = new byte[destpos];
-		System.arraycopy(dest, 0, res, 0, destpos);
-
-		return res;
-	}
+        byte[] res = new byte[destpos];
+        System.arraycopy(dest, 0, res, 0, destpos);
+        return res;
+    }
 }