krb5: Add krb5_ticket_get_times()

lib/krb5/libkrb5-exports.def.in

@@ -684,6 +684,7 @@ EXPORTS
 	krb5_ticket_get_authorization_data_type
 	krb5_ticket_get_client
 	krb5_ticket_get_endtime
+	krb5_ticket_get_times
 	krb5_ticket_get_server
 	krb5_timeofday
 	krb5_unparse_name

lib/krb5/ticket.c

@@ -147,7 +147,7 @@ krb5_ticket_get_server(krb5_context context,
 }
 
 /**
- * Return end time of ticket
+ * Return end time of a ticket
  *
  * @param context a Kerberos 5 context
  * @param ticket ticket to copy
@@ -164,6 +164,29 @@ krb5_ticket_get_endtime(krb5_context context,
     return ticket->ticket.endtime;
 }
 
+/**
+ * Return authentication, start, end, and renew limit times of a ticket
+ *
+ * @param context a Kerberos 5 context
+ * @param ticket ticket to copy
+ * @param t pointer to krb5_times structure
+ *
+ * @ingroup krb5
+ */
+
+KRB5_LIB_FUNCTION void KRB5_LIB_CALL
+krb5_ticket_get_times(krb5_context context,
+                      const krb5_ticket *ticket,
+                      krb5_times *t)
+{
+    t->authtime   = ticket->ticket.authtime;
+    t->starttime  = ticket->ticket.starttime  ? *ticket->ticket.starttime  :
+                                                t->authtime;
+    t->endtime    = ticket->ticket.endtime;
+    t->renew_till = ticket->ticket.renew_till ? *ticket->ticket.renew_till :
+                                                t->endtime;
+}
+
 /**
  * Get the flags from the Kerberos ticket
  *

lib/krb5/version-script.map

@@ -673,6 +673,7 @@ HEIMDAL_KRB5_2.0 {
 		krb5_ticket_get_authorization_data_type;
 		krb5_ticket_get_client;
 		krb5_ticket_get_endtime;
+		krb5_ticket_get_times;
 		krb5_ticket_get_server;
 		krb5_timeofday;
 		krb5_unparse_name;