static void eap_eke_process(struct eap_sm *sm, void *priv,
struct wpabuf *respData)
{
struct eap_eke_data *data = priv;
u8 eke_exch;
size_t len;
const u8 *pos, *end;
pos = eap_hdr_validate(EAP_VENDOR_IETF, EAP_TYPE_EKE, respData, &len);
if (pos == NULL || len < 1)
return;
eke_exch = *pos;
end = pos + len;
pos++;
wpa_hexdump(MSG_DEBUG, "EAP-EKE: Received payload", pos, end - pos);
switch (eke_exch) {
case EAP_EKE_ID:
eap_eke_process_identity(sm, data, respData, pos, end - pos);
break;
case EAP_EKE_COMMIT:
eap_eke_process_commit(sm, data, respData, pos, end - pos);
break;
case EAP_EKE_CONFIRM:
eap_eke_process_confirm(sm, data, respData, pos, end - pos);
break;
case EAP_EKE_FAILURE:
eap_eke_process_failure(sm, data, respData, pos, end - pos);
break;
}
}
static struct wpabuf * eap_eke_process(struct eap_sm *sm, void *priv,
struct eap_method_ret *ret,
const struct wpabuf *reqData)
{
struct eap_eke_data *data = priv;
struct wpabuf *resp;
const u8 *pos, *end;
size_t len;
u8 eke_exch;
pos = eap_hdr_validate(EAP_VENDOR_IETF, EAP_TYPE_EKE, reqData, &len);
if (pos == NULL || len < 1) {
ret->ignore = TRUE;
return NULL;
}
end = pos + len;
eke_exch = *pos++;
wpa_printf(MSG_DEBUG, "EAP-EKE: Received frame: exch %d", eke_exch);
wpa_hexdump(MSG_DEBUG, "EAP-EKE: Received Data", pos, end - pos);
ret->ignore = FALSE;
ret->methodState = METHOD_MAY_CONT;
ret->decision = DECISION_FAIL;
ret->allowNotifications = TRUE;
switch (eke_exch) {
case EAP_EKE_ID:
resp = eap_eke_process_id(data, ret, reqData, pos, end - pos);
break;
case EAP_EKE_COMMIT:
resp = eap_eke_process_commit(sm, data, ret, reqData,
pos, end - pos);
break;
case EAP_EKE_CONFIRM:
resp = eap_eke_process_confirm(data, ret, reqData,
pos, end - pos);
break;
case EAP_EKE_FAILURE:
resp = eap_eke_process_failure(data, ret, reqData,
pos, end - pos);
break;
default:
wpa_printf(MSG_DEBUG, "EAP-EKE: Ignoring message with unknown EKE-Exch %d", eke_exch);
ret->ignore = TRUE;
return NULL;
}
if (ret->methodState == METHOD_DONE)
ret->allowNotifications = FALSE;
return resp;
}
