functions to scan specific cards; refs #28

src/pcsc.hxx

@@ -547,6 +547,19 @@ namespace pcsc {
       void close(const std::string& s) {
         
       }
+      
+      //! Find all readers with a given ATR.
+      /*! @param atr full or partial ATR to match to the reader's ATR
+          @returns list of readers that contain @c atr in their ATR */
+      Strings getReadersWithAtr(const std::string& atr) {
+        Strings res;
+        pcsc::Connection::Strings readers(scan());
+        for (pcsc::Connection::Strings::const_iterator it(readers.begin());
+             it!=readers.end(); ++it)
+          if (_reader[*it].status().atr.find(atr)!=string::npos)
+            res.push_back(*it);
+        return res;
+      }
 
       //! @c false if last operation was not successful
       operator bool() const {