jdb-iterator.h

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/*
 * JULEA - Flexible storage framework
 * Copyright (C) 2019 Benjamin Warnke
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef JULEA_DB_ITERATOR_H
#define JULEA_DB_ITERATOR_H
 
#if !defined(JULEA_DB_H) && !defined(JULEA_DB_COMPILATION)
#error "Only <julea-db.h> can be included directly."
#endif
 
#include <glib.h>
 
G_BEGIN_DECLS
 
struct JDBIterator;
 
typedef struct JDBIterator JDBIterator;
 
G_END_DECLS
 
#include <db/jdb-schema.h>
#include <db/jdb-selector.h>
 
G_BEGIN_DECLS
 
JDBIterator* j_db_iterator_new(JDBSchema* schema, JDBSelector* selector, GError** error);
 
JDBIterator* j_db_iterator_ref(JDBIterator* iterator);
 
void j_db_iterator_unref(JDBIterator* iterator);
 
G_DEFINE_AUTOPTR_CLEANUP_FUNC(JDBIterator, j_db_iterator_unref)
 
 
gboolean j_db_iterator_next(JDBIterator* iterator, GError** error);
 
gboolean j_db_iterator_get_field(JDBIterator* iterator, JDBSchema* schema, gchar const* name, JDBType* type, gpointer* value, guint64* length, GError** error);
 
G_END_DECLS
 
#endif