xta_postgresql_xa_resource.h

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/*
 * Copyright (c) 2009-2019, Christian Ferrari <tiian@users.sourceforge.net>
 * All rights reserved.
 *
 * This file is part of LIXA.
 *
 * LIXA is free software: you can redistribute this file and/or modify
 * it under the terms of the GNU Lesser General Public License version 2.1 as
 * published by the Free Software Foundation.
 *
 * LIXA 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 LIXA.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef POSTGRESQL_XA_RESOURCE_H
# define POSTGRESQL_XA_RESOURCE_H



/* PostgreSQL front-end */
#include <libpq-fe.h>
/* XTA includes */
#include "xta_acquired_xa_resource.h"
/* LIXA includes */
#include "lixa_sw.h"



/* save old LIXA_TRACE_MODULE and set a new value */
#ifdef LIXA_TRACE_MODULE
# define LIXA_TRACE_MODULE_SAVE LIXA_TRACE_MODULE
# undef LIXA_TRACE_MODULE
#else
# undef LIXA_TRACE_MODULE_SAVE
#endif /* LIXA_TRACE_MODULE */
#define LIXA_TRACE_MODULE      LIXA_TRACE_MOD_XTA



typedef struct {
    union {
        xta_xa_resource_t                    xa_resource;
        xta_acquired_xa_resource_t  acquired_xa_resource;
    };
    PGconn                         *connection;
    struct lixa_sw_status_rm_s      lssr;
} xta_postgresql_xa_resource_t;



#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */



    xta_postgresql_xa_resource_t *xta_postgresql_xa_resource_new(
        PGconn *connection, const char *name, const char *open_info);

    

    void xta_postgresql_xa_resource_delete(
        xta_postgresql_xa_resource_t *xa_resource);
    
    

    int xta_postgresql_xa_resource_init(
        xta_postgresql_xa_resource_t *xa_resource,
        PGconn *connection, const char *name, const char *open_info);

    

    void xta_postgresql_xa_resource_clean(
        xta_postgresql_xa_resource_t *xa_resource);

    
    
    int xta_postgresql_xa_close(xta_xa_resource_t *context, char *xa_info,
                                int rmid, long flags);



    int xta_postgresql_xa_commit(xta_xa_resource_t *context, const XID *xid,
                                 int rmid, long flags);



    int xta_postgresql_xa_end(xta_xa_resource_t *context, const XID *xid,
                              int rmid, long flags);



    int xta_postgresql_xa_forget(xta_xa_resource_t *context, const XID *xid,
                                 int rmid, long flags);



    int xta_postgresql_xa_open(xta_xa_resource_t *context, char *xa_info,
                               int rmid, long flags);



    int xta_postgresql_xa_prepare(xta_xa_resource_t *context, const XID *xid,
                                  int rmid, long flags);



    int xta_postgresql_xa_recover(xta_xa_resource_t *context,
                                  XID *xids, long count, int rmid, long flags);



    int xta_postgresql_xa_rollback(xta_xa_resource_t *context, const XID *xid,
                                   int rmid, long flags);



    int xta_postgresql_xa_start(xta_xa_resource_t *context, const XID *xid,
                                int rmid, long flags);



#ifdef __cplusplus
}
#endif /* __cplusplus */



/* restore old value of LIXA_TRACE_MODULE */
#ifdef LIXA_TRACE_MODULE_SAVE
# undef LIXA_TRACE_MODULE
# define LIXA_TRACE_MODULE LIXA_TRACE_MODULE_SAVE
# undef LIXA_TRACE_MODULE_SAVE
#endif /* LIXA_TRACE_MODULE_SAVE */



#endif /* POSTGRESQL_XA_RESOURCE_H */