int _gnutls_recv_server_kx_message(gnutls_session_t session)
{
gnutls_buffer_st buf;
int ret = 0;
unsigned int optflag = 0;
if (session->internals.auth_struct->gnutls_process_server_kx !=
NULL) {
/* Server key exchange packet is optional for PSK. */
if (_gnutls_session_is_psk(session))
optflag = 1;
ret =
_gnutls_recv_handshake(session,
GNUTLS_HANDSHAKE_SERVER_KEY_EXCHANGE,
optflag, &buf);
if (ret < 0) {
gnutls_assert();
return ret;
}
ret =
session->internals.auth_struct->
gnutls_process_server_kx(session, buf.data,
buf.length);
_gnutls_buffer_clear(&buf);
if (ret < 0) {
gnutls_assert();
return ret;
}
}
return ret;
}
int
_gnutls_recv_server_kx_message (gnutls_session_t session)
{
uint8_t *data = NULL;
int datasize;
int ret = 0;
Optional optflag = MANDATORY_PACKET;
if (session->internals.auth_struct->gnutls_process_server_kx != NULL)
{
/* EXCEPTION FOR RSA_EXPORT cipher suite
*/
if (_gnutls_session_is_export (session) != 0 &&
_gnutls_peers_cert_less_512 (session) != 0)
{
gnutls_assert ();
return 0;
}
/* Server key exchange packet is optional for PSK. */
if (_gnutls_session_is_psk (session))
optflag = OPTIONAL_PACKET;
ret =
_gnutls_recv_handshake (session, &data,
&datasize,
GNUTLS_HANDSHAKE_SERVER_KEY_EXCHANGE,
optflag);
if (ret < 0)
{
gnutls_assert ();
return ret;
}
ret =
session->internals.auth_struct->gnutls_process_server_kx (session,
data,
datasize);
gnutls_free (data);
if (ret < 0)
{
gnutls_assert ();
return ret;
}
}
return ret;
}
int
_gnutls_recv_server_kx_message (gnutls_session_t session)
{
gnutls_buffer_st buf;
int ret = 0;
optional_t optflag = MANDATORY_PACKET;
if (session->internals.auth_struct->gnutls_process_server_kx != NULL)
{
/* EXCEPTION FOR RSA_EXPORT cipher suite
*/
if (_gnutls_session_is_export (session) != 0 &&
_gnutls_peers_cert_less_512 (session) != 0)
{
gnutls_assert ();
return 0;
}
/* Server key exchange packet is optional for PSK. */
if (_gnutls_session_is_psk (session))
optflag = OPTIONAL_PACKET;
ret =
_gnutls_recv_handshake (session,
GNUTLS_HANDSHAKE_SERVER_KEY_EXCHANGE,
optflag, &buf);
if (ret < 0)
{
gnutls_assert ();
return ret;
}
ret =
session->internals.auth_struct->gnutls_process_server_kx (session,
buf.data,
buf.length);
_gnutls_buffer_clear(&buf);
if (ret < 0)
{
gnutls_assert ();
return ret;
}
}
return ret;
}