scd: Let the CCID module auto detach the kernel driver.

* scd/ccid-driver.c (ccid_open_usb_reader): Call
libusb_set_auto_detach_kernel_driver.

* scd/scdaemon.c (oCompatibilityFlags): New.
(opts): Add option "compatibility-flags".
(compatibility_flags): New.
(main): Parse flags.
* scd/scdaemon.h (opt): Add field compat_flags.
(COMPAT_CCID_NO_AUTO_DETACH): New.

1 files changed, 8 insertions, 0 deletions

diff --git a/scd/scdaemon.h b/scd/scdaemon.h
index 7b82d1b21..16873c54b 100644
--- a/scd/scdaemon.h
+++ b/scd/scdaemon.h
@@ -67,6 +67,9 @@ struct
                                        want to use. */
   unsigned long card_timeout; /* Disconnect after N seconds of inactivity.  */
   int debug_allow_pin_logging; /* Allow PINs in debug output.  */
+
+  /* Compatibility flags (COMPAT_FLAG_xxxx).  */
+  unsigned int compat_flags;
 } opt;
 
 
@@ -92,6 +95,11 @@ struct
 #define DBG_CARD_IO (opt.debug & DBG_CARD_IO_VALUE)
 #define DBG_READER  (opt.debug & DBG_READER_VALUE)
 
+
+#define COMPAT_CCID_NO_AUTO_DETACH 1
+
+
+
 struct server_local_s;
 struct card_ctx_s;
 struct app_ctx_s;