Diff: features/FEATURE_LWIP/lwip-interface/EthernetInterface.h

Revision:

0:f269e3021894

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/features/FEATURE_LWIP/lwip-interface/EthernetInterface.h	Sun Oct 23 15:10:02 2016 +0000
@@ -0,0 +1,116 @@
+/* LWIP implementation of NetworkInterfaceAPI
+ * Copyright (c) 2015 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ETHERNET_INTERFACE_H
+#define ETHERNET_INTERFACE_H
+
+#include "nsapi.h"
+#include "rtos.h"
+#include "lwip/netif.h"
+
+// Forward declaration
+class NetworkStack;
+
+
+/** EthernetInterface class
+ *  Implementation of the NetworkStack for LWIP
+ */
+class EthernetInterface : public EthInterface
+{
+public:
+    /** EthernetInterface lifetime
+     */
+    EthernetInterface();
+
+    /** Set a static IP address
+     *
+     *  Configures this network interface to use a static IP address.
+     *  Implicitly disables DHCP, which can be enabled in set_dhcp.
+     *  Requires that the network is disconnected.
+     *
+     *  @param address  Null-terminated representation of the local IP address
+     *  @param netmask  Null-terminated representation of the local network mask
+     *  @param gateway  Null-terminated representation of the local gateway
+     *  @return         0 on success, negative error code on failure
+     */
+    virtual int set_network(const char *ip_address, const char *netmask, const char *gateway);
+
+    /** Enable or disable DHCP on the network
+     *
+     *  Requires that the network is disconnected
+     *
+     *  @param dhcp     False to disable dhcp (defaults to enabled)
+     *  @return         0 on success, negative error code on failure
+     */
+    virtual int set_dhcp(bool dhcp);
+
+    /** Start the interface
+     *  @return             0 on success, negative on failure
+     */
+    virtual int connect();
+
+    /** Stop the interface
+     *  @return             0 on success, negative on failure
+     */
+    virtual int disconnect();
+
+    /** Get the local MAC address
+     *
+     *  Provided MAC address is intended for info or debug purposes and
+     *  may not be provided if the underlying network interface does not
+     *  provide a MAC address
+     *  
+     *  @return         Null-terminated representation of the local MAC address
+     *                  or null if no MAC address is available
+     */
+    virtual const char *get_mac_address();
+
+    /** Get the local IP address
+     *
+     *  @return         Null-terminated representation of the local IP address
+     *                  or null if no IP address has been recieved
+     */
+    virtual const char *get_ip_address();
+
+    /** Get the local network mask
+     *
+     *  @return         Null-terminated representation of the local network mask 
+     *                  or null if no network mask has been recieved
+     */
+    virtual const char *get_netmask();
+
+    /** Get the local gateways
+     *
+     *  @return         Null-terminated representation of the local gateway
+     *                  or null if no network mask has been recieved
+     */
+    virtual const char *get_gateway();
+
+protected:
+    /** Provide access to the underlying stack
+     *
+     *  @return The underlying network stack 
+     */
+    virtual NetworkStack *get_stack();
+
+    bool _dhcp;
+    char _ip_address[IPADDR_STRLEN_MAX];
+    char _netmask[NSAPI_IPv4_SIZE];
+    char _gateway[NSAPI_IPv4_SIZE];
+};
+
+
+#endif