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eap-tls-common: Add basic send response

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This commit is contained in:
Tim Kourt 2018-11-29 14:41:34 -08:00 committed by Denis Kenzior
parent 802891fcc3
commit 718f967d17
1 changed files with 28 additions and 0 deletions
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28
src/eap-tls-common.c
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@ -215,6 +215,19 @@ static bool eap_tls_validate_version(struct eap_state *eap,
return true; return true;
} }
static void eap_tls_send_response(struct eap_state *eap,
const uint8_t *pdu, size_t pdu_len)
{
struct eap_tls_state *eap_tls = eap_get_data(eap);
size_t msg_len = EAP_TLS_HEADER_LEN + pdu_len;
uint8_t buf[msg_len];
buf[EAP_TLS_HEADER_OCTET_FLAGS] = eap_tls->version_negotiated;
memcpy(buf + EAP_TLS_HEADER_LEN, pdu, pdu_len);
eap_send_response(eap, eap_get_method_type(eap), buf, msg_len);
}
static void eap_tls_common_send_empty_response(struct eap_state *eap) static void eap_tls_common_send_empty_response(struct eap_state *eap)
{ {
struct eap_tls_state *eap_tls = eap_get_data(eap); struct eap_tls_state *eap_tls = eap_get_data(eap);
@ -451,6 +464,15 @@ void eap_tls_common_handle_request(struct eap_state *eap,
} }
proceed: proceed:
if (eap_tls->tx_pdu_buf) {
/*
* tx_pdu_buf is used for the re-transmission and needs to be
* cleared on a new request.
*/
databuf_free(eap_tls->tx_pdu_buf);
eap_tls->tx_pdu_buf = NULL;
}
if (flags_version & EAP_TLS_FLAG_S) { if (flags_version & EAP_TLS_FLAG_S) {
if (!eap_tls_tunnel_init(eap)) if (!eap_tls_tunnel_init(eap))
goto error; goto error;
@ -461,6 +483,12 @@ proceed:
eap_tls->rx_pdu_buf = NULL; eap_tls->rx_pdu_buf = NULL;
} }
if (!eap_tls->tx_pdu_buf)
return;
eap_tls_send_response(eap, eap_tls->tx_pdu_buf->data,
eap_tls->tx_pdu_buf->len);
return; return;
error: error: