functions to scan specific cards; refs #28

src/cryptoki.cxx

@@ -200,7 +200,7 @@ namespace cryptoki {
           }
           @endcode */
         
-  SlotList Init::slotList(bool tokenPresent) {
+      SlotList Init::slotList(bool tokenPresent, std::string name) {
     CRYPTOKI_LOG("log");
     SlotList res;
     CK_ULONG count(0);
@@ -217,7 +217,11 @@ namespace cryptoki {
       } while (_res==CKR_BUFFER_TOO_SMALL);
       check(_res, CRYPTOKI_FN_LOG("C_GetSlotList"));
       if (!*this) return res;
-      for (CK_ULONG i(0); i<count; ++i) res.push_back(Slot(*this, slots[i]));
+      for (CK_ULONG i(0); i<count; ++i) {
+        Slot s(*this, slots[i]);
+        if (!name.size() || name==s.slotInfo().slotDescription)
+          res.push_back(s);
+      }
     } catch (...) {
       delete[] slots;
       throw;

src/cryptoki.hxx

@@ -706,8 +706,9 @@ namespace cryptoki {
         
       //! Get a list of available slots
       /*! @param tokenPresent whether a token must be inserted into the reader
+          @param name if given, only return slots with a given name
           @return list of matching slots */
-      SlotList slotList(bool tokenPresent=true);
+      SlotList slotList(bool tokenPresent=true, std::string name=std::string());
       
   };
 

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 {