fop.h

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/* -*- C -*- */
/*
 * Copyright (c) 2021 Seagate Technology LLC and/or its Affiliates
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * For any questions about this software or licensing,
 * please email opensource@seagate.com or cortx-questions@seagate.com.
 *
 */


#pragma once

#ifndef __MOTR_DTM0_FOP_H__
#define __MOTR_DTM0_FOP_H__

#include "fop/fop.h"          /* m0_fop_type */
#include "fop/fom.h"          /* m0_fom */
#include "xcode/xcode_attr.h" /* M0_XCA attrs */
#include "dtm0/tx_desc.h"     /* m0_dtm0_tx_desc */
#include "dtm0/tx_desc_xc.h"  /* m0_dtm0_tx_desc_xc */

struct m0_be_tx;
struct m0_buf;
struct m0_be_dtm0_log;

extern struct m0_fop_type dtm0_req_fop_fopt;
extern struct m0_fop_type dtm0_rep_fop_fopt;
extern struct m0_fop_type dtm0_redo_fop_fopt;

M0_INTERNAL int m0_dtm0_fop_init(void);
M0_INTERNAL void m0_dtm0_fop_fini(void);

enum m0_dtm0s_msg {
        DTM_TEST,
        DTM_EXECUTE,
        DTM_EXECUTED,
        DTM_PERSISTENT,
        DTM_REDO
} M0_XCA_ENUM;

struct dtm0_req_fop {
        uint32_t               dtr_msg M0_XCA_FENUM(m0_dtm0s_msg);
        struct m0_dtm0_tx_desc dtr_txr;
        struct m0_buf          dtr_payload;
} M0_XCA_RECORD M0_XCA_DOMAIN(rpc);

struct dtm0_rep_fop {
        int32_t                dr_rc;
        struct m0_dtm0_tx_desc dr_txr;
} M0_XCA_RECORD M0_XCA_DOMAIN(rpc);

M0_INTERNAL int m0_dtm0_on_committed(struct m0_fom            *fom,
                                     const struct m0_dtm0_tid *id);

M0_INTERNAL int m0_dtm0_logrec_update(struct m0_be_dtm0_log  *log,
                                      struct m0_be_tx        *tx,
                                      struct m0_dtm0_tx_desc *txd,
                                      struct m0_buf          *payload);
#endif /* __MOTR_DTM0_FOP_H__ */

/*
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 *  c-indentation-style: "K&R"
 *  c-basic-offset: 8
 *  tab-width: 8
 *  fill-column: 80
 *  scroll-step: 1
 *  End:
 */