* configure.ac: Changed tests for libusb to also suuport the

stable version 0.1.x.

* scdaemon.texi (Card applications): New section.

* scdaemon.c (main): New option --disable-application.
* app.c (is_app_allowed): New.
(select_application): Use it to check for disabled applications.

* ccid-driver.h (CCID_DRIVER_ERR_ABORTED): New.
* ccid-driver.c (ccid_open_reader): Support the stable 0.1 version
of libusb.
(ccid_get_atr): Handle short messages.

* apdu.c (my_rapdu_get_status): Implemented.

scd/scdaemon.c

@@ -80,6 +80,7 @@ enum cmd_and_opt_values
   oDisableOpenSC,
   oAllowAdmin,
   oDenyAdmin,
+  oDisableApplication,
 
 aTest };
 
@@ -124,6 +125,7 @@ static ARGPARSE_OPTS opts[] = {
                                          /* end --disable-opensc */},
   { oAllowAdmin, "allow-admin", 0, N_("allow the use of admin card commands")},
   { oDenyAdmin,  "deny-admin",  0, "@" },  
+  { oDisableApplication, "disable-application", 2, "@"},
 
   {0}
 };
@@ -493,6 +495,10 @@ main (int argc, char **argv )
         case oAllowAdmin: opt.allow_admin = 1; break;
         case oDenyAdmin: opt.allow_admin = 0; break;
 
+        case oDisableApplication:
+          add_to_strlist (&opt.disabled_applications, pargs.r.ret_str); 
+          break;
+
         default : pargs.err = configfp? 1:2; break;
 	}
     }