Adding lldp.json to the simulator

Moving the global on/off onto the LLDP page

Building a table of LLDP status from the S ports. Later on, if
we wish to implement an lldp receiver we can display the remote
details here

Adding support to the cmd parser for the lldp commands

tools/httpd_sim.c

@@ -454,6 +454,16 @@ void send_mtu(int s)
 	json_object_put(mtus);
 }
 
+void send_lldp(int s)
+{
+	char *header = "HTTP/1.1 200 OK\r\n"
+                         "Content-Type: application/json; charset=UTF-8\r\n\r\n";
+
+	char *body = "{\"on\": true, \"port_status\":[true,true,false,true,true,true,true,false,false]}";
+
+	write(s, header, strlen(header));
+	write(s, body, strlen(body));
+}
 
 void send_cmd_log(int s)
 {
@@ -468,7 +478,6 @@ void send_cmd_log(int s)
 	}
 }
 
-
 void send_config(int s)
 {
         char *header = "HTTP/1.1 200 OK\r\n"
@@ -701,6 +710,13 @@ void launch(struct Server *server)
 					else
 						send_vlan(new_socket, vlan);
 					goto done;
+				} else if (!strncmp(&buffer[4], "/lldp.json", 10)) {
+					printf("LLDP request");
+					if (!authenticated)
+						send_unauthorized(new_socket);
+					else
+						send_lldp(new_socket);
+					goto done;
 				} else if (!strncmp(&buffer[4], "/cmd_log", 8)) {
 					printf("Request cmd_log\n");
 					if (!authenticated)