components/bt: Add a detailed description for the user to distinguish the function of the query buffer api.
@@ -53,7 +53,7 @@ extern UINT16 L2CA_GetFreePktBufferNum_LE(void);
/**
* @brief This function is called to get currently sendable packets number on controller,
- * the function is called only in BLE running core now.
+ * the function is called only in BLE running core and single connection now.
*
* @return
* sendable packets number on controller
@@ -65,6 +65,15 @@ uint16_t esp_ble_get_sendable_packets_num (void)
return L2CA_GetFreePktBufferNum_LE();
}
+/**
+ * @brief This function is used to query the number of available buffers for the current connection.
+ * When you need to query the current available buffer number, it is recommended to use this API.
+ * @param[in] conn_id: current connection id.
+ *
+ * @return
+ * Number of available buffers for the current connection
+ *
+ */
extern UINT16 L2CA_GetCurFreePktBufferNum_LE(UINT16 conn_id);
uint16_t esp_ble_get_cur_sendable_packets_num (uint16_t connid)
