From 78f797d11d9201b3561b921b69b6de50df7160e8 Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Tue, 20 Apr 2004 16:42:55 +0000
Subject: * command.c (scd_update_reader_status_file): Write status files.

* app-help.c (app_help_read_length_of_cert): Fixed calculation of
R_CERTOFF.

* pcsc-wrapper.c: New.
* Makefile.am (pkglib_PROGRAMS): Install it here.
* apdu.c (writen, readn): New.
(open_pcsc_reader, pcsc_send_apdu, close_pcsc_reader): Use the
pcsc-wrapper if we are using Pth.
(apdu_send_le): Reinitialize RESULTLEN.  Handle SW_EOF_REACHED
like SW_SUCCESS.
---
 scd/app-help.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'scd/app-help.c')

diff --git a/scd/app-help.c b/scd/app-help.c
index c6695635f..1c3c52b15 100644
--- a/scd/app-help.c
+++ b/scd/app-help.c
@@ -147,8 +147,13 @@ app_help_read_length_of_cert (int slot, int fid, size_t *r_certoff)
              is the certificate. */
           *r_certoff += hdrlen + objlen;
           if (*r_certoff > resultlen)
-            return 0; /* That should never happen. */
+            {
+              *r_certoff = 0;
+              return 0; /* That should never happen. */
+            }
         }
+      else
+        *r_certoff = 0;
     }
 
   return resultlen;
-- 
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