OpenSSL Heartbleed module (#409)

* Init heartbleed fixes

* Improving description

* Adding certificate parsing

routersploit/core/exploit/option.py

@@ -54,6 +54,9 @@ class OptPort(Option):
                 raise OptionValidationError("Invalid option. Port value should be between 0 and 65536.")
         except ValueError:
             raise OptionValidationError("Invalid option. Cannot cast '{}' to integer.".format(value))
+
+    def __get__(self, instance, owner):
+        return int(self.value)
     
 
 class OptBool(Option):

routersploit/core/tcp/tcp_client.py

@@ -36,8 +36,9 @@ class TCPClient(Exploit):
             print_status("Connection established")
             return tcp_client
 
-        except Exception:
+        except Exception as err:
             print_error("Could not connect")
+            print_error(err)
 
         return None
 
@@ -45,18 +46,22 @@ class TCPClient(Exploit):
         if tcp_client:
             if type(data) is bytes:
                 return tcp_client.send(data)
-            elif type(data) is str:
-                return tcp_client.send(bytes(data, "utf-8"))
             else:
-                print_error("Data to send is not type of bytes or string")
+                print_error("Data to send is not type of bytes")
 
         return None
 
     def tcp_recv(self, tcp_client, num):
         if tcp_client:
             try:
-                response = tcp_client.recv(num)
-                return str(response, "utf-8")
+                response = b""
+                received = 0
+                while received < num:
+                    tmp = tcp_client.recv(num - received)
+                    received += len(tmp)
+                    response += tmp
+
+                return response
             except socket.timeout:
                 print_error("Socket did timeout")