int CtdlTryUserLDAP(char *username, char *found_dn, int found_dn_size, char *fullname, int fullname_size, uid_t *found_uid);
int CtdlTryPasswordLDAP(char *user_dn, char *password);
int CtdlTryUserLDAP(char *username, char *found_dn, int found_dn_size, char *fullname, int fullname_size, uid_t *found_uid);
int CtdlTryPasswordLDAP(char *user_dn, char *password);