TNC: Integrated TNC support into EAP-FAST server

Tunneled EAP sequence is now used to perform both the authentication (e.g.,
using EAP-GTC) and TNC validation (EAP-TNC) inside the EAP-FAST tunnel if
TNC has been enabled.
This commit is contained in:
Jouni Malinen 2008-03-09 11:22:17 +02:00
parent 4f1c561725
commit 7db0fca522

View file

@ -75,6 +75,7 @@ struct eap_fast_data {
u8 *identity; /* from PAC-Opaque */ u8 *identity; /* from PAC-Opaque */
size_t identity_len; size_t identity_len;
int eap_seq; int eap_seq;
int tnc_started;
}; };
@ -851,6 +852,7 @@ static struct wpabuf * eap_fast_buildReq(struct eap_sm *sm, void *priv, u8 id)
struct wpabuf *eap; struct wpabuf *eap;
eap = eap_fast_build_phase2_req(sm, data, id); eap = eap_fast_build_phase2_req(sm, data, id);
req = wpabuf_concat(req, eap); req = wpabuf_concat(req, eap);
eap_fast_state(data, PHASE2_METHOD);
} }
break; break;
case REQUEST_PAC: case REQUEST_PAC:
@ -943,6 +945,16 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
left = in_len - sizeof(*hdr); left = in_len - sizeof(*hdr);
wpa_hexdump(MSG_DEBUG, "EAP-FAST: Phase2 type Nak'ed; " wpa_hexdump(MSG_DEBUG, "EAP-FAST: Phase2 type Nak'ed; "
"allowed types", pos + 1, left - 1); "allowed types", pos + 1, left - 1);
#ifdef EAP_TNC
if (m && m->vendor == EAP_VENDOR_IETF &&
m->method == EAP_TYPE_TNC) {
wpa_printf(MSG_DEBUG, "EAP-FAST: Peer Nak'ed required "
"TNC negotiation");
next_type = eap_fast_req_failure(sm, data);
eap_fast_phase2_init(sm, data, next_type);
return;
}
#endif /* EAP_TNC */
eap_sm_process_nak(sm, pos + 1, left - 1); eap_sm_process_nak(sm, pos + 1, left - 1);
if (sm->user && sm->user_eap_method_index < EAP_MAX_METHODS && if (sm->user && sm->user_eap_method_index < EAP_MAX_METHODS &&
sm->user->methods[sm->user_eap_method_index].method != sm->user->methods[sm->user_eap_method_index].method !=
@ -1010,8 +1022,13 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
eap_fast_state(data, CRYPTO_BINDING); eap_fast_state(data, CRYPTO_BINDING);
data->eap_seq++; data->eap_seq++;
next_type = EAP_TYPE_NONE; next_type = EAP_TYPE_NONE;
/* TODO: could start another EAP method in sequence by setting #ifdef EAP_TNC
* next_type to the selected method */ if (sm->tnc && !data->tnc_started) {
wpa_printf(MSG_DEBUG, "EAP-FAST: Initialize TNC");
next_type = EAP_TYPE_TNC;
data->tnc_started = 1;
}
#endif /* EAP_TNC */
break; break;
case FAILURE: case FAILURE:
break; break;