- driver data is now allocated and destroyed by drivers

- new type driver_data_t, driver data is not stored in struct rf_driver.
- added some comments and better debug messages


git-svn-id: https://vsmartcard.svn.sourceforge.net/svnroot/vsmartcard@357 96b47cad-a561-4643-ad3b-153ac7d7599c

pcsc-relay/src/pcsc-relay.h

@@ -27,13 +27,13 @@
 extern "C" {
 #endif
 
+typedef void driver_data_t;
 struct rf_driver {
-    void *data;
-    int (*connect) (void **driver_data);
-    int (*disconnect) (void *driver_data);
-    int (*receive_capdu) (void *driver_data,
+    int (*connect) (driver_data_t **driver_data);
+    int (*disconnect) (driver_data_t *driver_data);
+    int (*receive_capdu) (driver_data_t *driver_data,
             unsigned char **capdu, size_t *len);
-    int (*send_rapdu) (void *driver_data,
+    int (*send_rapdu) (driver_data_t *driver_data,
             const unsigned char *rapdu, size_t len);
 };