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-rw-r--r--source3/auth/auth_sam.c21
-rw-r--r--source3/auth/pass_check.c10
2 files changed, 26 insertions, 5 deletions
diff --git a/source3/auth/auth_sam.c b/source3/auth/auth_sam.c
index e8018eb13d..ec405dd2be 100644
--- a/source3/auth/auth_sam.c
+++ b/source3/auth/auth_sam.c
@@ -77,6 +77,7 @@ static BOOL logon_hours_ok(struct samu *sampass)
const uint8 *hours;
struct tm *utctime;
time_t lasttime;
+ const char *asct;
uint8 bitmask, bitpos;
hours = pdb_get_hours(sampass);
@@ -87,6 +88,11 @@ static BOOL logon_hours_ok(struct samu *sampass)
lasttime = time(NULL);
utctime = gmtime(&lasttime);
+ if (!utctime) {
+ DEBUG(1, ("logon_hours_ok: failed to get gmtime. Failing logon for user %s\n",
+ pdb_get_username(sampass) ));
+ return False;
+ }
/* find the corresponding byte and bit */
bitpos = (utctime->tm_wday * 24 + utctime->tm_hour) % 168;
@@ -94,15 +100,24 @@ static BOOL logon_hours_ok(struct samu *sampass)
if (! (hours[bitpos/8] & bitmask)) {
struct tm *t = localtime(&lasttime);
+ if (!t) {
+ asct = "INVALID TIME";
+ } else {
+ asct = asctime(t);
+ if (!asct) {
+ asct = "INVALID TIME";
+ }
+ }
+
DEBUG(1, ("logon_hours_ok: Account for user %s not allowed to "
"logon at this time (%s).\n",
- pdb_get_username(sampass),
- t ? asctime(t) : "INVALID TIME"));
+ pdb_get_username(sampass), asct ));
return False;
}
+ asct = asctime(utctime);
DEBUG(5,("logon_hours_ok: user %s allowed to logon at this time (%s)\n",
- pdb_get_username(sampass), asctime(utctime) ));
+ pdb_get_username(sampass), asct ? asct : "UNKNOWN TIME" ));
return True;
}
diff --git a/source3/auth/pass_check.c b/source3/auth/pass_check.c
index 507e8a3836..d0a900b80f 100644
--- a/source3/auth/pass_check.c
+++ b/source3/auth/pass_check.c
@@ -92,6 +92,7 @@ check on a DCE/DFS authentication
********************************************************************/
static BOOL dfs_auth(char *user, char *password)
{
+ struct tm *t;
error_status_t err;
int err2;
int prterr;
@@ -341,8 +342,13 @@ static BOOL dfs_auth(char *user, char *password)
set_effective_uid(0);
set_effective_gid(0);
- DEBUG(0,
- ("DCE context expires: %s", asctime(localtime(&expire_time))));
+ t = localtime(&expire_time);
+ if (t) {
+ const char *asct = asctime(t);
+ if (asct) {
+ DEBUG(0,("DCE context expires: %s", asct));
+ }
+ }
dcelogin_atmost_once = 1;
return (True);