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authorJakub Hrozek <jhrozek@redhat.com>2012-11-07 18:28:29 +0100
committerJakub Hrozek <jhrozek@redhat.com>2012-11-12 11:09:26 +0100
commit6c7584a32899bf573f62cf8c3fb37410a8ec05bb (patch)
tree04a08d87f1113a292a326fc3a4ce73929c4bc609 /src/util
parent891370856f6c797f959dab06b194e34102185d53 (diff)
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Do not always return PAM_SYSTEM_ERR when offline krb5 authentication fails
Diffstat (limited to 'src/util')
-rw-r--r--src/util/auth_utils.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/src/util/auth_utils.h b/src/util/auth_utils.h
new file mode 100644
index 00000000..e9e60a08
--- /dev/null
+++ b/src/util/auth_utils.h
@@ -0,0 +1,42 @@
+/*
+ SSSD
+
+ Authentication utility functions
+
+ Authors:
+ Jakub Hrozek <jhrozek@redhat.com>
+
+ Copyright (C) 2012 Red Hat
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <errno.h>
+#include <security/pam_appl.h>
+
+static inline int cached_login_pam_status(int auth_res)
+{
+ switch (auth_res) {
+ case EOK:
+ return PAM_SUCCESS;
+ case ENOENT:
+ return PAM_AUTHINFO_UNAVAIL;
+ case EINVAL:
+ return PAM_AUTH_ERR;
+ case EACCES:
+ return PAM_PERM_DENIED;
+ }
+
+ return PAM_SYSTEM_ERR;
+}