Add WIFI support for RDA target UNO_91H

TESTS/network/emac/main.cpp

@@ -35,7 +35,8 @@
     !defined(TARGET_MTB_ADV_WISE_1530)      && \
     !defined(TARGET_MTB_USI_WM_BN_BM_22)    && \
     !defined(TARGET_MTB_MXCHIP_EMW3166)     && \
-    !defined(TARGET_MTB_UBLOX_ODIN_W2)
+    !defined(TARGET_MTB_UBLOX_ODIN_W2)      && \
+    !defined(TARGET_UNO_91H)
 #error [NOT_SUPPORTED] Wifi tests are not valid for the target
 #endif
 #endif

features/netsocket/emac-drivers/TARGET_RDA_EMAC/RdaWiFiInterface.cpp

@@ -0,0 +1,217 @@
+/* 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.
+ */
+
+#include "WiFiInterface.h"
+#include "RdaWiFiInterface.h"
+#include "rda5991h_wland.h"
+#include "nsapi_types.h"
+#include "wland_types.h"
+#include "rda_sys_wrapper.h"
+
+nsapi_error_t RDAWiFiInterface::set_channel(uint8_t channel)
+{
+    int ret= 0;
+    init();
+
+    if (channel > 13)
+        return NSAPI_ERROR_PARAMETER;
+
+    if (channel == 0) {
+        _channel = 0;
+        return NSAPI_ERROR_OK;
+    }
+
+    ret = rda5981_set_channel(channel);
+    if (ret == 0) {
+        _channel = channel;
+        return NSAPI_ERROR_OK;
+    } else {
+        return NSAPI_ERROR_TIMEOUT;
+    }
+}
+
+int8_t RDAWiFiInterface::get_rssi()
+{
+    return rda5981_get_rssi();
+}
+
+nsapi_error_t RDAWiFiInterface::init()
+{
+    if (!_interface) {
+        if (!_emac.power_up()) {
+            LWIP_DEBUGF(NETIF_DEBUG,"power up failed!\n");
+        }
+        nsapi_error_t err = _stack.add_ethernet_interface(_emac, true, &_interface);
+        if (err != NSAPI_ERROR_OK) {
+            _interface = NULL;
+            return err;
+        }
+        _interface->attach(_connection_status_cb);
+    }
+    return NSAPI_ERROR_OK;
+}
+
+nsapi_error_t RDAWiFiInterface::set_credentials(const char *ssid, const char *pass,
+                nsapi_security_t security)
+{
+    if (ssid == 0 || strlen(ssid) == 0) {
+        return NSAPI_ERROR_PARAMETER;
+    }
+    if (security != NSAPI_SECURITY_NONE && (pass == 0 || strlen(pass) == 0)) {
+        return NSAPI_ERROR_PARAMETER;
+    }
+    if (strlen(ssid) > 32 || strlen(pass) > 63) {
+        return NSAPI_ERROR_PARAMETER;
+    }
+    memcpy((void*)_ssid, (void*)ssid, strlen(ssid));
+    _ssid[strlen(ssid)] = '\0';
+    memcpy((void*)_pass, (void*)pass, strlen(pass));
+    _pass[strlen(pass)] = '\0';
+    _security = security;
+    return NSAPI_ERROR_OK;
+}
+
+nsapi_error_t RDAWiFiInterface::connect(const char *ssid, const char *pass,
+                nsapi_security_t security, uint8_t channel)
+{
+    rda_msg msg;
+    bool find = false;
+    int i = 0;
+    rda5981_scan_result bss;
+    int ret = 0;
+
+    if (ssid == NULL || ssid[0] == 0) {
+        return NSAPI_ERROR_PARAMETER;
+    }
+
+    init();
+
+    if(rda5981_check_scan_result_name(ssid) != 0) {
+        for (i = 0; i< 5; i++) {
+            rda5981_scan(NULL, 0, 0);
+            if(rda5981_check_scan_result_name(ssid) == 0) {
+                find = true;
+                break;
+            }
+        }
+    } else {
+        find = true;
+    }
+
+    if (find == false) {
+        LWIP_DEBUGF(NETIF_DEBUG,"can not find the ap.\r\n");
+        return NSAPI_ERROR_CONNECTION_TIMEOUT;
+    }
+    bss.channel = 15;
+    rda5981_get_scan_result_name(&bss, ssid);
+    if ((channel !=0) && (bss.channel != channel)) {
+        LWIP_DEBUGF(NETIF_DEBUG, "invalid channel\r\n");
+        return NSAPI_ERROR_CONNECTION_TIMEOUT;
+    }
+
+    memcpy(gssid, ssid, strlen(ssid));
+    if (pass[0] != 0) {
+        memcpy(gpass, pass, strlen(pass));
+    }
+    memset(gbssid, 0, NSAPI_MAC_BYTES);
+    gssid[strlen(ssid)] = gpass[strlen(pass)] = '\0';
+
+    msg.type = WLAND_CONNECT;
+    rda_mail_put(wland_msgQ, (void*)&msg, osWaitForever);
+    ret = rda_sem_wait(wifi_auth_sem, 10000);
+    if (ret) {
+        return NSAPI_ERROR_CONNECTION_TIMEOUT;
+    }
+
+    ret = _interface->bringup(_dhcp,
+          _ip_address[0] ? _ip_address : 0,
+          _netmask[0] ? _netmask : 0,
+          _gateway[0] ? _gateway : 0,
+          DEFAULT_STACK,
+          _blocking);
+
+    return ret;
+}
+
+
+nsapi_error_t RDAWiFiInterface::connect()
+{
+    return connect(_ssid, _pass, _security, _channel);
+}
+
+nsapi_error_t RDAWiFiInterface::disconnect()
+{
+    rda_msg msg;
+
+    if(sta_state < 2) {
+        return NSAPI_ERROR_NO_CONNECTION;
+    }
+    msg.type = WLAND_DISCONNECT;
+    rda_mail_put(wland_msgQ, (void*)&msg, osWaitForever);
+    if (_interface) {
+        return _interface->bringdown();
+    }
+
+    return NSAPI_ERROR_NO_CONNECTION;
+}
+
+nsapi_size_or_error_t RDAWiFiInterface::scan(WiFiAccessPoint *res, nsapi_size_t count)
+{
+    int bss_num = 0, i;
+    rda5981_scan_result *bss;
+    nsapi_wifi_ap_t ap;
+
+    init();
+
+    rda5981_scan(NULL, 0, 0);
+    bss_num = rda5981_get_scan_num();
+    if (count != 0) {
+        bss_num = (bss_num < count) ? bss_num : count;
+    }
+    if (res) {
+        bss = (rda5981_scan_result *)malloc(bss_num * sizeof(rda5981_scan_result));
+        rda5981_get_scan_result(bss, bss_num);
+        for (i=0; i<bss_num; i++) {
+            memset(&ap, 0, sizeof(nsapi_wifi_ap_t));
+            memcpy(ap.bssid, bss[i].BSSID, 6);
+            memcpy(ap.ssid, bss[i].SSID, bss[i].SSID_len);
+            ap.channel = bss[i].channel;
+            ap.rssi = bss[i].RSSI;
+            if (bss[i].secure_type == ENCRYPT_NONE) {
+                ap.security = NSAPI_SECURITY_NONE;
+            } else if(bss[i].secure_type & ENCRYPT_WEP) {
+                ap.security = NSAPI_SECURITY_WEP;
+            } else if((bss[i].secure_type & (ENCRYPT_WPA_TKIP | ENCRYPT_WPA_CCMP)) && \
+                        (bss[i].secure_type & (ENCRYPT_WPA2_TKIP | ENCRYPT_WPA2_CCMP))) {
+                ap.security = NSAPI_SECURITY_WPA_WPA2;
+            } else if((bss[i].secure_type & (ENCRYPT_WPA_TKIP | ENCRYPT_WPA_CCMP))) {
+                ap.security = NSAPI_SECURITY_WPA;
+            } else {
+                ap.security = NSAPI_SECURITY_WPA2;
+            }
+            WiFiAccessPoint ap_temp(ap);
+            memcpy(&res[i], &ap_temp, sizeof(WiFiAccessPoint));
+        }
+        free(bss);
+    }
+    return bss_num;
+
+}
+
+WiFiInterface *WiFiInterface::get_default_instance() {
+    static RDAWiFiInterface wifinet;
+    return &wifinet;
+}

features/netsocket/emac-drivers/TARGET_RDA_EMAC/RdaWiFiInterface.h

@@ -0,0 +1,137 @@
+/* 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();
+
+        /** 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();
+    private:
+        char _ssid[33];
+        char _pass[65];
+		uint8_t _channel;
+        nsapi_security_t _security;    
+
+
+};
+
+#endif
+
+
+
+