static void
chap_response(chap *_this, int authok, u_char *pktp, int lpktp)
{
const char *realm_name;
CHAP_ASSERT(_this != NULL);
CHAP_ASSERT(pktp != NULL);
CHAP_ASSERT(_this->type == PPP_AUTH_CHAP_MD5 ||
_this->type == PPP_AUTH_CHAP_MS_V2);
ppp_output(_this->ppp, PPP_PROTO_CHAP, (authok)? 3 : 4, _this->challid,
pktp, lpktp);
realm_name = npppd_ppp_get_realm_name(_this->ppp->pppd, _this->ppp);
if (!authok) {
chap_log(_this, LOG_ALERT,
"logtype=Failure username=\"%s\" realm=%s", _this->name,
realm_name);
chap_stop(_this);
/* Stop the PPP if the authentication is failed. */
ppp_set_disconnect_cause(_this->ppp,
PPP_DISCON_AUTH_FAILED, PPP_PROTO_CHAP, 1 /* peer */, NULL);
ppp_stop(_this->ppp, "Authentication Required");
} else {
strlcpy(_this->ppp->username, _this->name,
sizeof(_this->ppp->username));
chap_log(_this, LOG_INFO,
"logtype=Success username=\"%s\" "
"realm=%s", _this->name, realm_name);
chap_stop(_this);
/* We change our state to prepare to resend requests. */
_this->state = CHAP_STATE_SENT_RESPONSE;
ppp_auth_ok(_this->ppp);
}
}
static void
ppp_down_others(npppd_ppp *_this)
{
fsm_lowerdown(&_this->ccp.fsm);
fsm_lowerdown(&_this->ipcp.fsm);
npppd_release_ip(_this->pppd, _this);
if (AUTH_IS_PAP(_this))
pap_stop(&_this->pap);
if (AUTH_IS_CHAP(_this))
chap_stop(&_this->chap);
#ifdef USE_NPPPD_EAP_RADIUS
if (AUTH_IS_EAP(_this))
eap_stop(&_this->eap);
#endif
evtimer_del(&_this->idle_event);
}
/**
* Destroy the npppd_ppp instance. Don't use this function after calling
* the ppp_start, please use ppp_stop() instead.
*/
void
ppp_destroy(void *ctx)
{
npppd_ppp *_this = ctx;
if (_this->proxy_authen_resp != NULL)
free(_this->proxy_authen_resp);
/*
* Down/stop the protocols again to make sure they are stopped
* even if ppp_stop is done. They might be change their state
* by receiving packets from the peer.
*/
fsm_lowerdown(&_this->ccp.fsm);
fsm_lowerdown(&_this->ipcp.fsm);
pap_stop(&_this->pap);
chap_stop(&_this->chap);
if (_this->outpacket_buf != NULL)
free(_this->outpacket_buf);
free(_this);
}
