add wifi settings tab in web frontend

firmware/web.cpp

@@ -204,6 +204,18 @@ void websocket_task(void *pvParameter) {
 
         }
 
+        vTaskDelayMs(250);
+        {
+            uint8_t response[3];
+            uint16_t val;
+            val = sdk_system_adc_read();
+            response[2] = (uint8_t) val;
+            response[1] = val >> 8;
+            response[0] = 'V';
+            LOCK_TCPIP_CORE();
+            websocket_write(pcb, response, 3, WS_BIN_MODE);
+            UNLOCK_TCPIP_CORE();
+        }
         vTaskDelayMs(500);
     }
 
@@ -247,33 +259,35 @@ void websocket_cb(struct tcp_pcb *pcb, char *data, u16_t data_len,
 
     bool togl = false;
 
-    switch (data[0]) {
+    if(data[0] == 'V') {
-        case 'R': // Restart
+        /* This should be done on a separate thread in 'real' applications */
+        val = sdk_system_adc_read();
+        cmd = 'V';
+    } else if(data[0] == 'R') {
+        // Restart
         cmd = 'R';
         ret = OK;
-            break;
+    } else if(data[0] == 'X') {
-        case 'X': // Clear Config
+        // Clear Config
         cmd = 'X';
         ret = OK;
-            break;
+    } else if(data[0] == 'D') {
-        case 'D': // Disable LED
+        // Disable LED
         syslog("G\n");
         signal_led(false);
         cmd = 'G';
         ret = OK;
         val = 1;
-            break;
+    } else if(data[0] == 'E') {
-        case 'E': // Enable LED
+        // Enable LED
         syslog("E\n");
         signal_led(true);
         cmd = 'G';
         ret = OK;
         val = 0;
-            break;
+    } else if(data[0] == 'F') {
-        case 'F':
         togl = !togl;
         signal_led(togl);
-            {
         auto *f = (fw_frame *) data;
         if(f->seq == 0) {
             system_otaflash_init();
@@ -281,22 +295,56 @@ void websocket_cb(struct tcp_pcb *pcb, char *data, u16_t data_len,
         uint16_t ack = 0;
         ret = system_otaflash_chunk(f->data, ntohs(f->len), ntohs(f->seq), ntohl(f->hash), &ack);
         val = htons(ack);
-            }
         cmd = 'F';
-            break;
+    } else if(data[0] == 'C') {
-        case 'C':
         signal_led(false);
-            {
         auto *f = (fw_check *) data;
         ret = system_otaflash_verify_and_switch(ntohl(f->len), ntohl(f->hash));
-            }
         cmd = 'C';
-            break;
+    } else if(data[0] == 'S') {
-        default:
+        int8_t en = 0;
+        if(data[1] == 'E')
+            en = 1;
+        char *ssid = &data[2];
+        size_t ssid_len = strlen(ssid);
+        char *password = &data[3 + ssid_len];
+        size_t password_len = strlen(password);
+        (void) password_len;
+
+        sysparam_set_int8("wifi_sta_enable", en);
+        sysparam_set_string("wifi_sta_ssid", ssid);
+        sysparam_set_string("wifi_sta_password", password);
+
+        //sysparam_get_int8("wifi_sta_dhcp", wifi_sta_dhcp);
+        //sysparam_get_int32("wifi_sta_ip_addr", wifi_sta_ip_addr);
+        //sysparam_get_int32("wifi_sta_netmask", wifi_sta_netmask);
+        //sysparam_get_int32("wifi_sta_gateway", wifi_sta_gateway);
+        cmd = 'S';
+    } else if(data[0] == 'A') {
+        int8_t en = 0;
+        uint8_t dns_enable = 0;
+        uint8_t mdns_enable = 0;
+        if(data[1] == 'E')
+            en = 1;
+        char *ssid = &data[2];
+        size_t ssid_len = strlen(ssid);
+        char *password = &data[3 + ssid_len];
+        size_t password_len = strlen(password);
+        (void) password_len;
+
+        sysparam_set_int8("wifi_ap_enable", en);
+        sysparam_set_string("wifi_ap_ssid", ssid);
+        sysparam_set_string("wifi_ap_password", password);
+
+        //sysparam_get_int32("wifi_ap_ip_addr", "172.16.0.1");
+        //sysparam_get_int32("wifi_ap_netmask", "255.255.0.0");
+        //sysparam_set_int8("wifi_ap_dns", dns_enable);
+        //sysparam_set_int8("wifi_ap_mdns", mdns_enable);
+        cmd = 'A';
+    } else {
         printf("[websocket_callback]:\n%.*s\n", (int) data_len, (char *) data);
         printf("Unknown command %c\n", data[0]);
         ret = ERROR;
-            break;
     }
 
     LOCK_TCPIP_CORE();

firmware/webdir/index.html

@@ -17,6 +17,7 @@
     <label for="bmenub" class="burger pseudo button">&#9776;</label>
     <div class="menu">
         <a href="/#" class="button icon-picture">Dashboard</a>
+        <a href="/#wifi" class="button icon-puzzle">Wifi Settings</a>
         <a href="/#ota" class="button icon-picture">System</a>
     </div>
 </nav>
@@ -75,6 +76,87 @@
         </article>
 
     </section>
+    <section id="wifi">
+        <h2>Wifi Settings</h2>
+        <article class="card">
+            <header>
+                <h3>AP Mode</h3>
+            </header>
+            <div class="table">
+                <div class="row">
+                    <label>Enable</label>
+                    <span><input id="ap_toggle" type="checkbox" class="plain"/></span>
+                </div>
+                <div class="row">
+                    <label>SSID</label>
+                    <span><input id="ap_ssid" type="text" placeholder="SSID"/></span>
+                </div>
+                <div class="row">
+                    <label>Password</label>
+                    <span><input id="ap_pw" type="password" placeholder="Password"/></span>
+                </div>
+                <div class="row">
+                    <span>AP IP</span>
+                    <span><span class="postfill_apip">N/A</span></span>
+                </div>
+                <div class="row">
+                    <span>AP MAC</span>
+                    <span><span class="postfill_apmac">N/A</span></span>
+                </div>
+                <div class="row">
+                    <span><input type="reset" class="button"/></span>
+                    <span><input onclick="ap_update();" type="submit" value="Save"></span>
+                </div>
+            </div>
+        </article>
+        <article class="card">
+            <header>
+                <h3>Station Mode <span class="label success">current connection</span></h3>
+            </header>
+            <div class="table">
+                <div class="row">
+                    <label>Eanable</label>
+                    <span><input id="sta_toggle" type="checkbox" class="plain"/></span>
+                </div>
+                <div class="row">
+                    <label>SSID</label>
+                    <span><input id="sta_ssid" type="text" placeholder="SSID"/></span>
+                </div>
+                <div class="row">
+                    <label>Password</label>
+                    <span><input id="sta_pw" type="password" placeholder="Password"/></span>
+                </div>
+                <div class="row">
+                    <label>Use DHCP</label>
+                    <span><input id="sta_shcp" type="checkbox" class="plain"/></span>
+                </div>
+                <div class="row">
+                    <label>Static IP</label>
+                    <span><input id="sta_static_ip" type="text" placeholder="192.168.1.2"/></span>
+                </div>
+                <div class="row">
+                    <label>Static Netmask</label>
+                    <span><input id="sta_static_netmask" type="text" placeholder="255.255.255.0"/></span>
+                </div>
+                <div class="row">
+                    <label>Static Gateway</label>
+                    <span><input id="sta_static_gateway" type="text" placeholder="192.168.1.1"/></span>
+                </div>
+                <div class="row">
+                    <span>Sation IP</span>
+                    <span><span class="postfill_staip">N/A</span></span>
+                </div>
+                <div class="row">
+                    <span>Station MAC</span>
+                    <span><span class="postfill_stamac">N/A</span></span>
+                </div>
+                <div class="row">
+                    <span><input type="reset" class="button"/></span>
+                    <span><input onclick="sta_update();" type="submit" value="Save"></span>
+                </div>
+            </div>
+        </article>
+    </section>
     <section id="dashboard">
         <h2>Status</h2>
         <div class="flex">
@@ -212,6 +294,18 @@
         return pos;
     };
 
+    DataView.prototype.setInt8Vec = function (pos, vec) {
+        for (var i = 0; i < vec.length; i++) {
+            this.setInt8(pos++, vec[i]);
+        }
+        return pos;
+    };
+
+    function colorStringToVec(hex) {
+        var result = /^#?([a-f\d]{2})([a-f\d]{2})([a-f\d]{2})$/i.exec(hex);
+        return result ? [parseInt(result[1], 16), parseInt(result[2], 16), parseInt(result[3], 16)] : null;
+    }
+
     var ws;
     var retries;
     var series = new TimeSeries();
@@ -433,6 +527,48 @@
         }
     }
 
+    var sta_toggle = document.getElementById("sta_toggle");
+    var sta_ssid = document.getElementById("sta_ssid");
+    var sta_pw = document.getElementById("sta_pw");
+
+    function sta_update() {
+        var en = sta_toggle.checked;
+
+        const ssid = sta_ssid.value;
+        const password = sta_pw.value;
+
+        const buffer = new ArrayBuffer(ssid.length + password.length + 4);
+        const view1 = new DataView(buffer);
+        var tx_len = 0;
+        view1.setChar(tx_len++, 'S');
+        view1.setChar(tx_len++, (en ? "E" : "D"));
+        tx_len = view1.setString(tx_len, ssid);
+        tx_len = view1.setString(tx_len, password);
+        wsWrite(buffer);
+    }
+
+    var ap_toggle = document.getElementById("ap_toggle");
+    var ap_ssid = document.getElementById("ap_ssid");
+    var ap_pw = document.getElementById("ap_pw");
+
+    function ap_update() {
+        var en = ap_toggle.checked;
+
+        const ssid = ap_ssid.value;
+        const password = ap_pw.value;
+
+        const buffer = new ArrayBuffer(ssid.length + password.length + 4 + 8);
+        const view1 = new DataView(buffer);
+        var tx_len = 0;
+        view1.setChar(tx_len++, 'A');
+        view1.setChar(tx_len++, (en ? "E" : "D"));
+        tx_len = view1.setString(tx_len, ssid);
+        tx_len = view1.setString(tx_len, password);
+        tx_len = view1.setInt8Vec(tx_len, [192, 168, 111, 1]);
+        tx_len = view1.setInt8Vec(tx_len, [255, 255, 255, 0]);
+        wsWrite(buffer);
+    }
+
     function update_progress(progressBar, progress) {
         var iP = Math.floor(progress);
         var dBar = document.getElementById("progress_bar_" + progressBar);

firmware/wifi.cpp

@@ -211,7 +211,7 @@ extern "C" void wifi_task(void *pvParameters) {
 
     if(wifi_sta_enable) {
         printf("try STA Mode: %s %s\n", wifi_sta_ssid, wifi_sta_password);
-        sdk_station_config config;
+        sdk_station_config config{};
         strcpy((char *) config.ssid, wifi_sta_ssid);
         strcpy((char *) config.password, wifi_sta_password);
         config.bssid_set = 0;
@@ -231,7 +231,7 @@ extern "C" void wifi_task(void *pvParameters) {
                wifi_sta_netmask && strlen(wifi_sta_netmask) > 4 &&
                wifi_sta_gateway && strlen(wifi_sta_gateway) > 4) {
                 sdk_wifi_station_dhcpc_stop();
-                ip_info info;
+                ip_info info{};
                 memset(&info, 0x0, sizeof(info));
                 info.ip.addr = ipaddr_addr(wifi_sta_ip_addr);
                 info.netmask.addr = ipaddr_addr(wifi_sta_netmask);
@@ -258,16 +258,6 @@ extern "C" void wifi_task(void *pvParameters) {
         int8_t wifi_ap_channel = 6;
         sysparam_get_int8("wifi_ap_channel", &wifi_ap_channel);
 
-#if 0
-        /* AU does not allow channels above 13, although 14 works. */
-        if(wifi_ap_channel > 13) {
-            wifi_ap_channel = 13;
-        }
-        /* US does not allow channels above 11, although they work. */
-        if (wifi_ap_channel > 11) {
-            wifi_ap_channel = 11;
-        }
-#endif
         if(wifi_ap_channel < 1 || wifi_ap_channel > 14) {
             wifi_ap_channel = 6;
         }
@@ -306,13 +296,13 @@ extern "C" void wifi_task(void *pvParameters) {
         }
 
         if(strlen(wifi_ap_ip_addr) >= 7 && strlen(wifi_ap_netmask) >= 7) {
-            ip_info ap_ip;
+            ip_info ap_ip{};
             ap_ip.ip.addr = ipaddr_addr(wifi_ap_ip_addr);
             ap_ip.netmask.addr = ipaddr_addr(wifi_ap_netmask);
             IP4_ADDR(&ap_ip.gw, 0, 0, 0, 0);
             sdk_wifi_set_ip_info(1, &ap_ip);
 
-            sdk_softap_config ap_config;
+            sdk_softap_config ap_config{};
             strcpy((char *) ap_config.ssid, wifi_ap_ssid);
             ap_config.ssid_len = strlen(wifi_ap_ssid);
             strcpy((char *) ap_config.password, wifi_ap_password);