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hedera/db/db-request.h

92 lines
2.8 KiB
C

/*
* Copyright (C) 2012 - Juan Ferrer Toribio
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef DB_REQUEST_H
#define DB_REQUEST_H
#include <sql/sql.h>
#include "db-result-set.h"
#define DB_REQUEST_LOG_DOMAIN (g_quark_from_string ("DbRequest"))
#define DB_TYPE_REQUEST (db_request_get_type ())
#define DB_REQUEST(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), DB_TYPE_REQUEST, DbRequest))
#define DB_IS_REQUEST(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), DB_TYPE_REQUEST))
#define DB_REQUEST_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), DB_TYPE_REQUEST, DbRequestClass))
#define DB_IS_REQUEST_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), DB_TYPE_REQUEST))
#define DB_REQUEST_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), DB_TYPE_REQUEST, DbRequestClass))
typedef struct _DbRequest DbRequest;
typedef struct _DbRequestClass DbRequestClass;
typedef void (*DbRequestDoneCallback) (DbRequest * obj, gpointer user_data);
#include "db-conn.h"
typedef enum
{
DB_REQUEST_CLEAN
,DB_REQUEST_LOADING
,DB_REQUEST_DONE
,DB_REQUEST_CANCELED
,DB_REQUEST_ERROR
}
DbRequestStatus;
typedef enum
{
DB_REQUEST_ERROR_CANCELED
,DB_REQUEST_ERROR_NO_EXECUTED
}
DbRequestError;
struct _DbRequest
{
GObject parent;
/* <private> */
DbConn * conn;
gchar * sql;
DbResultSet * result_set;
GError * error;
DbRequestStatus status;
GMutex mutex;
DbRequestDoneCallback callback;
gpointer user_data;
GDestroyNotify notify;
};
struct _DbRequestClass
{
/* <private> */
GObjectClass parent;
};
GType db_request_get_type ();
DbRequest * db_request_new (DbConn * conn, const gchar * sql);
DbRequest * db_request_new_with_stmt (DbConn * conn, SqlStmt * stmt, SqlBatch * batch);
DbResult * db_request_fetch_result (DbRequest * obj, GError ** err);
gint db_request_fetch_non_select (DbRequest * obj, GError ** err);
gboolean db_request_fetch_value (DbRequest * obj, GValue * value, GError ** err);
gboolean db_request_exec (DbRequest * obj, GError ** err);
void db_request_set_callback (DbRequest * obj, DbRequestDoneCallback callback, gpointer user_data, GDestroyNotify notify);
void db_request_complete (DbRequest * obj);
void db_request_cancel (DbRequest * obj);
gchar * db_request_get_sql (DbRequest * obj);
#endif