all: Add untrusted folders behind feature flag (ref #62) (#7055)

lib/config/wrapper.go

@@ -75,6 +75,7 @@ type Wrapper interface {
 	RemoveFolder(id string) (Waiter, error)
 	SetFolder(fld FolderConfiguration) (Waiter, error)
 	SetFolders(folders []FolderConfiguration) (Waiter, error)
+	FolderPasswords(device protocol.DeviceID) map[string]string
 
 	Device(id protocol.DeviceID) (DeviceConfiguration, bool)
 	Devices() map[protocol.DeviceID]DeviceConfiguration
@@ -353,6 +354,14 @@ func (w *wrapper) RemoveFolder(id string) (Waiter, error) {
 	return noopWaiter{}, nil
 }
 
+// FolderPasswords returns the folder passwords set for this device, for
+// folders that have an encryption password set.
+func (w *wrapper) FolderPasswords(device protocol.DeviceID) map[string]string {
+	w.mut.Lock()
+	defer w.mut.Unlock()
+	return w.cfg.FolderPasswords(device)
+}
+
 // Options returns the current options configuration object.
 func (w *wrapper) Options() OptionsConfiguration {
 	w.mut.Lock()