Fixed server ls

Signed-off-by: Israel B. Sant'Anna <ibsa14@inf.ufpr.br>

Protocol.cpp

@@ -69,7 +69,7 @@ int Protocol::setData(vector<BYTE> data, int type){
         msg.data = subvector;
         if(size < MINSIZE){
             BYTE zero = 0x00;
-            msg.data.insert(msg.data.begin(), MINSIZE-size, zero);
+            msg.data.insert(msg.data.end(), MINSIZE-size, zero);
             size = MINSIZE;
         }
         msg.size = bitset<SIZE_S>(size);

dirFunctions.cpp

@@ -16,6 +16,7 @@ void cd(string path){
 
 string ls(string args){
     string output;
+    args += " 2>&1";
     FILE *lsOut = popen(args.c_str(), "r");
     if(!lsOut){
         throw "Couldn't execute ls";