fix(protocomm): added Protocomm BLE Event Structure and Event Handling

components/protocomm/include/transports/protocomm_ble.h

@@ -59,6 +59,35 @@ typedef struct name_uuid {
     uint16_t uuid;
 } protocomm_ble_name_uuid_t;
 
+/**
+ * @brief Structure for BLE events in Protocomm.
+ */
+typedef struct {
+    /**
+     * This field indicates the type of BLE event that occurred.
+     */
+    uint16_t evt_type;
+    /**
+     * The handle of the relevant connection.
+     */
+    uint16_t conn_handle;
+
+    union {
+        /**
+         * The status of the connection attempt;
+         *     o 0: the connection was successfully established.
+         *     o BLE host error code: the connection attempt failed for
+         *       the specified reason.
+         */
+        uint16_t conn_status;
+
+        /**
+         * Return code indicating the reason for the disconnect.
+         */
+        uint16_t disconnect_reason;
+    };
+} protocomm_ble_event_t;
+
 /**
  * @brief   Config parameters for protocomm BLE service
  */

components/protocomm/src/transports/protocomm_ble.c

@@ -345,7 +345,13 @@ static void transport_simple_ble_disconnect(esp_gatts_cb_event_t event, esp_gatt
         if (ret != ESP_OK) {
             ESP_LOGE(TAG, "error closing the session after disconnect");
         } else {
-            if (esp_event_post(PROTOCOMM_TRANSPORT_BLE_EVENT, PROTOCOMM_TRANSPORT_BLE_DISCONNECTED, NULL, 0, portMAX_DELAY) != ESP_OK) {
+            protocomm_ble_event_t ble_event = {};
+            /* Assign the event type */
+            ble_event.evt_type = PROTOCOMM_TRANSPORT_BLE_DISCONNECTED;
+            /* Set the Disconnection handle */
+            ble_event.conn_handle = param->disconnect.conn_id;
+
+            if (esp_event_post(PROTOCOMM_TRANSPORT_BLE_EVENT, PROTOCOMM_TRANSPORT_BLE_DISCONNECTED, &ble_event, sizeof(protocomm_ble_event_t), portMAX_DELAY) != ESP_OK) {
                 ESP_LOGE(TAG, "Failed to post transport disconnection event");
             }
         }
@@ -371,7 +377,13 @@ static void transport_simple_ble_connect(esp_gatts_cb_event_t event, esp_gatt_if
         if (ret != ESP_OK) {
             ESP_LOGE(TAG, "error creating the session");
         } else {
-            if (esp_event_post(PROTOCOMM_TRANSPORT_BLE_EVENT, PROTOCOMM_TRANSPORT_BLE_CONNECTED, NULL, 0, portMAX_DELAY) != ESP_OK) {
+            protocomm_ble_event_t ble_event = {};
+            /* Assign the event type */
+            ble_event.evt_type = PROTOCOMM_TRANSPORT_BLE_CONNECTED;
+            /* Set the Connection handle */
+            ble_event.conn_handle = param->connect.conn_id;
+
+            if (esp_event_post(PROTOCOMM_TRANSPORT_BLE_EVENT, PROTOCOMM_TRANSPORT_BLE_CONNECTED, &ble_event, sizeof(protocomm_ble_event_t), portMAX_DELAY) != ESP_OK) {
                 ESP_LOGE(TAG, "Failed to post transport pairing event");
             }
         }

components/protocomm/src/transports/protocomm_nimble.c

@@ -569,7 +569,14 @@ static void transport_simple_ble_disconnect(struct ble_gap_event *event, void *a
         if (ret != ESP_OK) {
             ESP_LOGE(TAG, "error closing the session after disconnect");
         } else {
-            if (esp_event_post(PROTOCOMM_TRANSPORT_BLE_EVENT, PROTOCOMM_TRANSPORT_BLE_DISCONNECTED, NULL, 0, portMAX_DELAY) != ESP_OK) {
+            protocomm_ble_event_t ble_event = {};
+            /* Assign the event type */
+            ble_event.evt_type = PROTOCOMM_TRANSPORT_BLE_DISCONNECTED;
+            /* Set the Disconnection handle */
+            ble_event.conn_handle = event->disconnect.conn.conn_handle;
+            ble_event.disconnect_reason = event->disconnect.reason;
+
+            if (esp_event_post(PROTOCOMM_TRANSPORT_BLE_EVENT, PROTOCOMM_TRANSPORT_BLE_DISCONNECTED, &ble_event, sizeof(protocomm_ble_event_t), portMAX_DELAY) != ESP_OK) {
                 ESP_LOGE(TAG, "Failed to post transport disconnection event");
             }
         }
@@ -595,7 +602,14 @@ static void transport_simple_ble_connect(struct ble_gap_event *event, void *arg)
         if (ret != ESP_OK) {
             ESP_LOGE(TAG, "error creating the session");
         } else {
-            if (esp_event_post(PROTOCOMM_TRANSPORT_BLE_EVENT, PROTOCOMM_TRANSPORT_BLE_CONNECTED, NULL, 0, portMAX_DELAY) != ESP_OK) {
+            protocomm_ble_event_t ble_event = {};
+            /* Assign the event type */
+            ble_event.evt_type = PROTOCOMM_TRANSPORT_BLE_CONNECTED;
+            /* Set the Connection handle */
+            ble_event.conn_handle = event->connect.conn_handle;
+            ble_event.conn_status = event->connect.status;
+
+            if (esp_event_post(PROTOCOMM_TRANSPORT_BLE_EVENT, PROTOCOMM_TRANSPORT_BLE_CONNECTED, &ble_event, sizeof(protocomm_ble_event_t), portMAX_DELAY) != ESP_OK) {
                 ESP_LOGE(TAG, "Failed to post transport pairing event");
             }
         }