Added vrsion info to autodiscovery packet.

Author: blazoncek

wled00/NodeStruct.cpp

@@ -6,11 +6,11 @@ String getNodeTypeDisplayString(uint8_t nodeType) {
     case NODE_TYPE_ID_ESP8266:     return F("ESP8266");
     case NODE_TYPE_ID_ESP32:       return F("ESP32");
   }
-  return "";
+  return "Undefined";
 }
 
 NodeStruct::NodeStruct() :
-  age(0), nodeType(0)
+  age(0), nodeType(0), build(0)
 {
   for (uint8_t i = 0; i < 4; ++i) { ip[i] = 0; }
 }

wled00/NodeStruct.h

@@ -27,6 +27,7 @@ struct NodeStruct
   uint8_t   unit;
   uint8_t   age;
   uint8_t   nodeType;
+  uint32_t  build;
 };
 typedef std::map<uint8_t, NodeStruct> NodesMap;
 

wled00/data/index.css

@@ -148,6 +148,10 @@ button {
 	padding-bottom: 8px;
 }
 
+.valtd i {
+	font-size: small;
+}
+
 .slider-icon
 {
 	transform: translate(6px,3px);

wled00/data/index.js

@@ -453,7 +453,7 @@ function populateNodes(i)
 			var o = i.nodes[x];
 			if (o.name) {
 				var url = `<button class="btn btna-icon tab" onclick="location.assign('http://${o.ip}');">${o.name}</button>`;
-				urows += inforow(url,o.type);
+				urows += inforow(url,`${o.type}<br><i>${o.build==0?"N/A":o.build}</i>`);
 			}
 		}
 		if (i.nodes.length>0) {

wled00/html_ui.h

@@ -549,6 +549,7 @@ void serializeInfo(JsonObject root)
       node[F("type")] = getNodeTypeDisplayString(it->second.nodeType);
       node[F("ip")]   = it->second.ip.toString();
       node[F("age")]  = it->second.age;
+      node[F("build")] = it->second.build;
     }
   }
 }

wled00/json.cpp

@@ -186,6 +186,11 @@ void handleNotifications()
       it->second.nodeName = tmpNodeName;
       it->second.nodeName.trim();
       it->second.nodeType = udpIn[38];
+      uint32_t build = 0;
+      if (len >= 44)
+        for (byte i=0; i<sizeof(uint32_t); i++)
+          build |= udpIn[40+i]<<(8*i);
+      it->second.build    = build;
     }
     return;
   }
@@ -414,7 +419,8 @@ void sendSysInfoUDP(uint8_t repeats)
   //  6: 32 char name
   // 38: 1 byte node type id
   // 39: 1 byte node id
-  // 40 bytes total
+  // 40: 4 byte version ID
+  // 44 bytes total
 
   // send my info to the world...
   for (;repeats--;)
@@ -423,7 +429,7 @@ void sendSysInfoUDP(uint8_t repeats)
     escapedMac  // mac address
     */
 
-    uint8_t data[40] = {0};
+    uint8_t data[44] = {0};
     data[0] = 255;
     data[1] = 1;
 
@@ -440,9 +446,13 @@ void sendSysInfoUDP(uint8_t repeats)
     #endif
     data[39] = ip[3]; // unit ID == last IP number
 
+    uint32_t build = VERSION;
+    for (byte i=0; i<sizeof(uint32_t); i++)
+      data[40+i] = (build>>(8*i)) & 0xFF;
+
     IPAddress broadcastIP(255, 255, 255, 255);
     notifier2Udp.beginPacket(broadcastIP, udpPort2);
-    notifier2Udp.write(data, 40);
+    notifier2Udp.write(data, sizeof(data));
     notifier2Udp.endPacket();
 
     if (repeats) delay(500);
@@ -467,5 +477,6 @@ void sendSysInfoUDP(uint8_t repeats)
     it->second.nodeType = NODE_TYPE_ID_UNDEFINED;
     #endif
     it->second.unit     = ip[3];
+    it->second.build    = VERSION; 
   }
 }