Fixed show all passwords.

src/main.c

@@ -167,25 +167,25 @@ int main(void)
     while (1)
     {
         printf("\nList of existing passwords:\n<------->\n");
-
-        // Send a request with type 0 (REQUEST)
         Request req;
+
+        for (size_t i = 0; i < 254; i++)
+        {
+            // Send a request with type 0 (REQUEST)
+
             req.type = 0;
             memset(&req, 0, sizeof(req));
             req.ID = 0;
-        req.level = 1;
+            req.level = (int)i;
             send(sockfd, &req, sizeof(Request), 0);
 
             // Receive response from the server
             recv(sockfd, &req, sizeof(req), 0);
-        if (req.level == -1)
+            if (req.level != -1)
-        {
-            printf("No existing passwords with, use \"addpass\" command to add a password to the list.\n");
-        }
-        else
             {
                 printf("Level: %d\tKey: %s\n", req.level, req.key);
             }
+        }
 
         printf("<------->\n\n");
         choice = prompNormalRequest(">> ");