/*
* Returns the time when the user last logged in. Returns 0 if the
* information is not available. This must be called before record_login.
* The host the user logged in from will be returned in buf.
*/
time_t
get_last_login_time(uid_t uid, const char *logname,
char *buf, size_t bufsize)
{
struct logininfo li;
login_get_lastlog(&li, uid);
strlcpy(buf, li.hostname, bufsize);
return (time_t)li.tv_sec;
}
/* login_get_lastlog_time(int) - Retrieve the last login time
*
* Retrieve the last login time for the given uid. Will try to use the
* system lastlog facilities if they are available, but will fall back
* to looking in wtmp/wtmpx if necessary
*
* Returns:
* 0 on failure, or if user has never logged in
* Time in seconds from the epoch if successful
*
* Useful preprocessor symbols:
* DISABLE_LASTLOG: If set, *never* even try to retrieve lastlog
* info
* USE_LASTLOG: If set, indicates the presence of system lastlog
* facilities. If this and DISABLE_LASTLOG are not set,
* try to retrieve lastlog information from wtmp/wtmpx.
*/
unsigned int
login_get_lastlog_time(const int uid)
{
struct logininfo li;
if (login_get_lastlog(&li, uid))
return li.tv_sec;
else
return 0;
}
