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EAP-FAST server: Support vendor EAP types in Phase 2

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This was already allowed with EAP-PEAP, but EAP-FAST was hardcoded to
use only the non-expanded EAP types. Extend that to allow vendor EAP
types to be used.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2019-08-17 15:57:52 +03:00
parent 887d8703bb
commit f32f76231e
1 changed files with 28 additions and 13 deletions
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41
src/eap_server/eap_server_fast.c
View file

@ -943,15 +943,14 @@ static Boolean eap_fast_check(struct eap_sm *sm, void *priv,
static int eap_fast_phase2_init(struct eap_sm *sm, struct eap_fast_data *data,
enum eap_type eap_type)
int vendor, enum eap_type eap_type)
{
if (data->phase2_priv && data->phase2_method) {
data->phase2_method->reset(sm, data->phase2_priv);
data->phase2_method = NULL;
data->phase2_priv = NULL;
}
data->phase2_method = eap_server_get_eap_method(EAP_VENDOR_IETF,
eap_type);
data->phase2_method = eap_server_get_eap_method(vendor, eap_type);
if (!data->phase2_method)
return -1;
@ -973,7 +972,8 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
struct eap_fast_data *data,
u8 *in_data, size_t in_len)
{
u8 next_type = EAP_TYPE_NONE;
int next_vendor = EAP_VENDOR_IETF;
enum eap_type next_type = EAP_TYPE_NONE;
struct eap_hdr *hdr;
u8 *pos;
size_t left;
@ -999,8 +999,9 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
m->method == EAP_TYPE_TNC) {
wpa_printf(MSG_DEBUG, "EAP-FAST: Peer Nak'ed required "
"TNC negotiation");
next_vendor = EAP_VENDOR_IETF;
next_type = eap_fast_req_failure(sm, data);
eap_fast_phase2_init(sm, data, next_type);
eap_fast_phase2_init(sm, data, next_vendor, next_type);
return;
}
#endif /* EAP_SERVER_TNC */
@ -1008,14 +1009,17 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
if (sm->user && sm->user_eap_method_index < EAP_MAX_METHODS &&
sm->user->methods[sm->user_eap_method_index].method !=
EAP_TYPE_NONE) {
next_vendor = sm->user->methods[
sm->user_eap_method_index].vendor;
next_type = sm->user->methods[
sm->user_eap_method_index++].method;
wpa_printf(MSG_DEBUG, "EAP-FAST: try EAP type %d",
next_type);
wpa_printf(MSG_DEBUG, "EAP-FAST: try EAP type %u:%u",
next_vendor, next_type);
} else {
next_vendor = EAP_VENDOR_IETF;
next_type = eap_fast_req_failure(sm, data);
}
eap_fast_phase2_init(sm, data, next_type);
eap_fast_phase2_init(sm, data, next_vendor, next_type);
return;
}
@ -1035,8 +1039,9 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
if (!m->isSuccess(sm, priv)) {
wpa_printf(MSG_DEBUG, "EAP-FAST: Phase2 method failed");
next_vendor = EAP_VENDOR_IETF;
next_type = eap_fast_req_failure(sm, data);
eap_fast_phase2_init(sm, data, next_type);
eap_fast_phase2_init(sm, data, next_vendor, next_type);
return;
}
@ -1047,6 +1052,7 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
"Identity not found in the user "
"database",
sm->identity, sm->identity_len);
next_vendor = EAP_VENDOR_IETF;
next_type = eap_fast_req_failure(sm, data);
break;
}
@ -1057,23 +1063,28 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
* Only EAP-MSCHAPv2 is allowed for anonymous
* provisioning.
*/
next_vendor = EAP_VENDOR_IETF;
next_type = EAP_TYPE_MSCHAPV2;
sm->user_eap_method_index = 0;
} else {
next_vendor = sm->user->methods[0].vendor;
next_type = sm->user->methods[0].method;
sm->user_eap_method_index = 1;
}
wpa_printf(MSG_DEBUG, "EAP-FAST: try EAP type %d", next_type);
wpa_printf(MSG_DEBUG, "EAP-FAST: try EAP type %u:%u",
next_vendor, next_type);
break;
case PHASE2_METHOD:
case CRYPTO_BINDING:
eap_fast_update_icmk(sm, data);
eap_fast_state(data, CRYPTO_BINDING);
data->eap_seq++;
next_vendor = EAP_VENDOR_IETF;
next_type = EAP_TYPE_NONE;
#ifdef EAP_SERVER_TNC
if (sm->tnc && !data->tnc_started) {
wpa_printf(MSG_DEBUG, "EAP-FAST: Initialize TNC");
next_vendor = EAP_VENDOR_IETF;
next_type = EAP_TYPE_TNC;
data->tnc_started = 1;
}
@ -1087,7 +1098,7 @@ static void eap_fast_process_phase2_response(struct eap_sm *sm,
break;
}
eap_fast_phase2_init(sm, data, next_type);
eap_fast_phase2_init(sm, data, next_vendor, next_type);
}
@ -1474,7 +1485,8 @@ static int eap_fast_process_phase1(struct eap_sm *sm,
static int eap_fast_process_phase2_start(struct eap_sm *sm,
struct eap_fast_data *data)
{
u8 next_type;
int next_vendor;
enum eap_type next_type;
if (data->identity) {
os_free(sm->identity);
@ -1488,10 +1500,12 @@ static int eap_fast_process_phase2_start(struct eap_sm *sm,
"Phase2 Identity not found "
"in the user database",
sm->identity, sm->identity_len);
next_vendor = EAP_VENDOR_IETF;
next_type = eap_fast_req_failure(sm, data);
} else {
wpa_printf(MSG_DEBUG, "EAP-FAST: Identity already "
"known - skip Phase 2 Identity Request");
next_vendor = sm->user->methods[0].vendor;
next_type = sm->user->methods[0].method;
sm->user_eap_method_index = 1;
}
@ -1499,10 +1513,11 @@ static int eap_fast_process_phase2_start(struct eap_sm *sm,
eap_fast_state(data, PHASE2_METHOD);
} else {
eap_fast_state(data, PHASE2_ID);
next_vendor = EAP_VENDOR_IETF;
next_type = EAP_TYPE_IDENTITY;
}
return eap_fast_phase2_init(sm, data, next_type);
return eap_fast_phase2_init(sm, data, next_vendor, next_type);
}