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[3/3] libcacard/vcard_emul_nss: add warning for old coolkey

Message ID 1332440459-17518-4-git-send-email-alevy@redhat.com
State New
Headers show

Commit Message

Alon Levy March 22, 2012, 6:20 p.m. UTC 
Older coolkey versions (before the future fix of RHBZ 802435) have
a fake card reader created if no reader is detected during module
initialization. Warn libcacard users if the faulty coolkey is detected
by checking for the fake reader name "E-Gate 0 0".

Signed-off-by: Alon Levy <alevy@redhat.com>
---
 libcacard/vcard_emul_nss.c |   10 ++++++++++
 1 file changed, 10 insertions(+)
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Patch

diff --git a/libcacard/vcard_emul_nss.c b/libcacard/vcard_emul_nss.c
index 3703fdc..802cae3 100644
--- a/libcacard/vcard_emul_nss.c
+++ b/libcacard/vcard_emul_nss.c
@@ -1018,6 +1018,16 @@  vcard_emul_init(const VCardEmulOptions *options)
             if (slot == NULL || !PK11_IsRemovable(slot) || !PK11_IsHW(slot)) {
                 continue;
             }
+            if (strcmp("E-Gate 0 0", PK11_GetSlotName(slot)) == 0) {
+                /*
+                 * coolkey <= 1.1.0-20 emulates this reader if it can't find
+                 * any hardware readers. This causes problems, warn user of
+                 * problems.
+                 */
+                fprintf(stderr, "known bad coolkey version - see "
+                        "https://bugzilla.redhat.com/show_bug.cgi?id=802435\n");
+                continue;
+            }
             vreader_emul = vreader_emul_new(slot, options->hw_card_type,
                                             options->hw_type_params);
             vreader = vreader_new(PK11_GetSlotName(slot), vreader_emul,