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EAP-TEAP: Add parsing of Error TLV

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This TLV needs to be processed properly instead of NAK'ed as
unsupported.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2019-08-16 23:25:31 +03:00
parent 234489efd1
commit 128d46be9f
2 changed files with 10 additions and 0 deletions
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9
src/eap_common/eap_teap_common.c
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@ -461,6 +461,15 @@ int eap_teap_parse_tlv(struct eap_teap_tlv_parse *tlv,
tlv->nak = pos; tlv->nak = pos;
tlv->nak_len = len; tlv->nak_len = len;
break; break;
case TEAP_TLV_ERROR:
if (len < 4) {
wpa_printf(MSG_INFO, "EAP-TEAP: Too short Error TLV");
tlv->result = TEAP_STATUS_FAILURE;
break;
}
tlv->error_code = WPA_GET_BE32(pos);
wpa_printf(MSG_DEBUG, "EAP-TEAP: Error: %u", tlv->error_code);
break;
case TEAP_TLV_REQUEST_ACTION: case TEAP_TLV_REQUEST_ACTION:
wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Request-Action TLV", wpa_hexdump(MSG_MSGDUMP, "EAP-TEAP: Request-Action TLV",
pos, len); pos, len);

1
src/eap_common/eap_teap_common.h
View file

@ -188,6 +188,7 @@ struct eap_teap_tlv_parse {
size_t basic_auth_req_len; size_t basic_auth_req_len;
u8 *basic_auth_resp; u8 *basic_auth_resp;
size_t basic_auth_resp_len; size_t basic_auth_resp_len;
u32 error_code;
}; };
void eap_teap_put_tlv_hdr(struct wpabuf *buf, u16 type, u16 len); void eap_teap_put_tlv_hdr(struct wpabuf *buf, u16 type, u16 len);