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/*
* Copyright (C) 2017 Red Hat, Inc.
*
* Author: Nikos Mavrogiannopoulos
*
* This file is part of GnuTLS.
*
* The GnuTLS is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
#include "gnutls_int.h"
#include "errors.h"
#include "extv.h"
#include "handshake.h"
#include "tls13/session_ticket.h"
#include "auth/cert.h"
static int parse_nst_extension(void *ctx, uint16_t tls_id, const uint8_t *data, int data_size);
int _gnutls13_recv_session_ticket(gnutls_session_t session, gnutls_buffer_st *buf)
{
int ret;
size_t val;
gnutls_datum_t nonce;
gnutls_datum_t ticket;
_gnutls_handshake_log("HSK[%p]: parsing session ticket message\n", session);
/* ticket_lifetime */
ret = _gnutls_buffer_pop_prefix32(buf, &val, 0);
if (ret < 0) {
gnutls_assert();
goto cleanup;
}
/* ticket_age_add */
ret = _gnutls_buffer_pop_prefix32(buf, &val, 0);
if (ret < 0) {
gnutls_assert();
goto cleanup;
}
ret = _gnutls_buffer_pop_datum_prefix8(buf, &nonce);
if (ret < 0) {
gnutls_assert();
goto cleanup;
}
ret = _gnutls_buffer_pop_datum_prefix16(buf, &ticket);
if (ret < 0) {
gnutls_assert();
goto cleanup;
}
ret = _gnutls_extv_parse(NULL, parse_nst_extension, buf->data, buf->length);
if (ret < 0) {
gnutls_assert();
goto cleanup;
}
ret = 0;
cleanup:
return ret;
}
static int parse_nst_extension(void *ctx, uint16_t tls_id, const uint8_t *data, int data_size)
{
/* ignore all extensions */
return 0;
}
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