Allow to check is current device visible to the OS

Signed-off-by: Szczepan Zalega <szczepan@nitrokey.com>

2 files changed, 11 insertions, 1 deletions

diff --git a/NitrokeyManager.cc b/NitrokeyManager.cc
index 630a4e4..140d4d3 100644
--- a/NitrokeyManager.cc
+++ b/NitrokeyManager.cc
@@ -129,7 +129,15 @@ namespace nitrokey{
         }
       }
       return false;
+  }
+
+  bool NitrokeyManager::could_current_device_be_enumerated() {
+    std::lock_guard<std::mutex> lock(mex_dev_com);
+    if (device != nullptr) {
+      return device->could_be_enumerated();
     }
+    return false;
+  }
 
     void NitrokeyManager::set_debug(bool state) {
         if (state){
diff --git a/include/NitrokeyManager.h b/include/NitrokeyManager.h
index 71ac6fa..4f11314 100644
--- a/include/NitrokeyManager.h
+++ b/include/NitrokeyManager.h
@@ -44,7 +44,9 @@ namespace nitrokey {
         bool connect();
         bool disconnect();
         bool is_connected() throw() ;
-        DeviceModel get_connected_device_model() const;
+        bool could_current_device_be_enumerated();
+
+      DeviceModel get_connected_device_model() const;
           void set_debug(bool state);
         stick10::GetStatus::ResponsePayload get_status();
         string get_status_as_string();