Import Mbed OS hard-float snapshot

connectivity/drivers/emac/TARGET_RDA_EMAC/RdaWiFiInterface.h

@@ -0,0 +1,148 @@
+/* LWIP implementation of NetworkInterfaceAPI
+ * Copyright (c) 2019 Unisoc Communications Inc.
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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 RDA_WIFI_INTERFACE_H
+#define RDA_WIFI_INTERFACE_H
+
+#include "nsapi.h"
+#include "rtos.h"
+#include "EMACInterface.h"
+#include "WiFiInterface.h"
+
+
+/** RDAWiFiInterface class
+ *  Implementation of the NetworkStack for an EMAC-based Ethernet driver
+ */
+class RDAWiFiInterface : public EMACInterface, public WiFiInterface
+{
+    public:
+        /** Create an EMAC-based ethernet interface.
+         *
+         * The default arguments obtain the default EMAC, which will be target-
+         * dependent (and the target may have some JSON option to choose which
+         * is the default, if there are multiple). The default stack is configured
+         * by JSON option nsapi.default-stack.
+         *
+         * Due to inability to return errors from the constructor, no real
+         * work is done until the first call to connect().
+         *
+         * @param emac  Reference to EMAC to use
+         * @param stack Reference to onboard-network stack to use
+         */
+        RDAWiFiInterface(
+                EMAC &emac = EMAC::get_default_instance(),
+                OnboardNetworkStack &stack = OnboardNetworkStack::get_default_instance()) : EMACInterface(emac, stack) {
+                _ssid[0] = '\0';
+                _pass[0] = '\0';
+                _channel = 0;
+                _security = NSAPI_SECURITY_NONE;
+        }
+
+        //static RDAWiFiInterface *get_target_default_instance();
+        
+        /** Set the WiFi network credentials
+         *
+         *  @param ssid      Name of the network to connect to
+         *  @param pass      Security passphrase to connect to the network
+         *  @param security  Type of encryption for connection
+         *                   (defaults to NSAPI_SECURITY_NONE)
+         *  @return          0 on success, or error code on failure
+         */
+        virtual nsapi_error_t set_credentials(const char *ssid, const char *pass,
+                nsapi_security_t security = NSAPI_SECURITY_NONE);
+
+        /** Set the WiFi network channel
+         *
+         *  @param channel   Channel on which the connection is to be made, or 0 for any (Default: 0)
+         *  @return          0 on success, or error code on failure
+         */
+        virtual nsapi_error_t set_channel(uint8_t channel);
+
+        /** Gets the current radio signal strength for active connection
+         *
+         *  @return         Connection strength in dBm (negative value),
+         *                  or 0 if measurement impossible
+         */
+        virtual int8_t get_rssi();
+
+        /** Start the interface
+         *
+         *  Attempts to connect to a WiFi network.
+         *
+         *  @param ssid      Name of the network to connect to
+         *  @param pass      Security passphrase to connect to the network
+         *  @param security  Type of encryption for connection (Default: NSAPI_SECURITY_NONE)
+         *  @param channel   Channel on which the connection is to be made, or 0 for any (Default: 0)
+         *  @return          0 on success, or error code on failure
+         */
+        virtual nsapi_error_t connect(const char *ssid, const char *pass,
+                nsapi_security_t security = NSAPI_SECURITY_NONE, uint8_t channel = 0);
+
+        /** Start the interface
+         *
+         *  Attempts to connect to a WiFi network. Requires ssid and passphrase to be set.
+         *  If passphrase is invalid, NSAPI_ERROR_AUTH_ERROR is returned.
+         *
+         *  @return         0 on success, negative error code on failure
+         */
+        virtual nsapi_error_t connect();
+
+        /** Stop the interface
+         *
+         *  @return         0 on success, or error code on failure
+         */
+        virtual nsapi_error_t disconnect();
+
+        /** Restart the interface
+        *
+        *  Attempts to reconnect to a WiFi network. Ssid and passphrase has been stored.
+        *
+        *  @return         0 on success, negative error code on failure
+        */
+        virtual nsapi_error_t reconnect();
+
+        /** Scan for available networks
+         *
+         *  This function will block. If the @a count is 0, function will only return count of available networks, so that
+         *  user can allocated necessary memory. If the \p count is grater than 0 and the a \p res is not NULL it'll be populated
+         *  with discovered networks up to value of \p count.
+         *
+         *  @param  res      Pointer to allocated array to store discovered AP
+         *  @param  count    Size of allocated @a res array, or 0 to only count available AP
+         *  @return          Number of entries in \p count, or if \p count was 0 number of available networks,
+         *                   negative on error see @a nsapi_error
+         */
+        virtual nsapi_size_or_error_t scan(WiFiAccessPoint *res, nsapi_size_t count);
+
+        virtual nsapi_size_or_error_t init();
+
+        virtual nsapi_size_or_error_t set_msg_queue(void *queue);
+
+    private:
+        char _ssid[33];
+        char _pass[65];
+		uint8_t _channel;
+        nsapi_security_t _security;    
+            
+
+};
+
+#endif
+
+
+
+