openthread: support discovery delegate in border router

components/openthread/lib

@@ -1 +1 @@
-Subproject commit 01a326d9501b2757b4e04a900e6540c048f41b29
+Subproject commit 1f6e937b5035291645265e0fe31fd587cc1f88c0

components/openthread/private_include/openthread-core-esp32x-ftd-config.h

@@ -188,6 +188,16 @@
 #define OPENTHREAD_CONFIG_SRP_SERVER_ENABLE 1
 #endif
 
+/**
+ * @def OPENTHREAD_CONFIG_DNSSD_SERVER_ENABLE
+ *
+ * Define to 1 to enable DNS-SD Server support.
+ *
+ */
+#ifndef OPENTHREAD_CONFIG_DNSSD_SERVER_ENABLE
+#define OPENTHREAD_CONFIG_DNSSD_SERVER_ENABLE 1
+#endif
+
 #endif // CONFIG_OPENTHREAD_BORDER_ROUTER
 
 /**

examples/openthread/ot_br/main/esp_ot_br.c

@@ -53,6 +53,8 @@
 
 #define TAG "esp_ot_br"
 
+extern void otAppCliInit(otInstance *aInstance);
+
 static int hex_digit_to_int(char hex)
 {
     if ('A' <= hex && hex <= 'F') {
@@ -161,6 +163,7 @@ static void ot_task_worker(void *aContext)
     ESP_ERROR_CHECK(esp_openthread_border_router_init(get_example_netif()));
 
     esp_openthread_lock_acquire(portMAX_DELAY);
+    otAppCliInit(esp_openthread_get_instance());
     create_config_network(esp_openthread_get_instance());
     esp_openthread_lock_release();
 
@@ -179,8 +182,9 @@ void app_main(void)
     // Used eventfds:
     // * netif
     // * task queue
+    // * border router
     esp_vfs_eventfd_config_t eventfd_config = {
-        .max_fds = 2,
+        .max_fds = 3,
     };
     ESP_ERROR_CHECK(esp_vfs_eventfd_register(&eventfd_config));