Esa Korhonen a1697e2aa6 MXS-2479 PAMBackendAuth is more tolerant of extra messages.
The authenticator can now receive additional questions from the server even
after the original password-query.
2019-05-24 11:31:55 +03:00

43 lines
1.0 KiB
C++

/*
* Copyright (c) 2018 MariaDB Corporation Ab
*
* Use of this software is governed by the Business Source License included
* in the LICENSE.TXT file and at www.mariadb.com/bsl11.
*
* Change Date: 2022-01-01
*
* On the date above, in accordance with the Business Source License, use
* of this software will be governed by version 2 or later of the General
* Public License.
*/
#pragma once
#include "pam_backend_auth.hh"
#include <stdint.h>
#include "../pam_auth_common.hh"
class PamBackendSession
{
public:
PamBackendSession(const PamBackendSession& orig) = delete;
PamBackendSession& operator=(const PamBackendSession&) = delete;
PamBackendSession();
bool extract(DCB* dcb, GWBUF* buffer);
int authenticate(DCB* dcb);
private:
bool send_client_password(DCB* dcb);
enum class State
{
INIT,
RECEIVED_PROMT,
PW_SENT,
DONE
};
State m_state {State::INIT}; /**< Authentication state*/
uint8_t m_sequence {0}; /**< The next packet sequence number */
};