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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */
/* NetworkManager -- Network link manager
*
* This library 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 2 of the License, or (at your option) any later version.
*
* This library 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 library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*
* (C) Copyright 2017 Red Hat, Inc.
*/
#ifndef __C_LIST_UTIL_H__
#define __C_LIST_UTIL_H__
#include "c-list/src/c-list.h"
/*****************************************************************************/
void c_list_relink (CList *lst);
typedef int (*CListSortCmp) (const CList *a,
const CList *b,
const void *user_data);
CList *c_list_sort_headless (CList *lst,
CListSortCmp cmp,
const void *user_data);
void c_list_sort (CList *head,
CListSortCmp cmp,
const void *user_data);
/* c_list_length_is:
* @list: the #CList list head
* @check_len: the length to compare
*
* Returns: basically the same as (c_list_length (@list) == @check_len),
* but does not require to iterate the entire list first. There is only
* one real use: to find out whether there is exactly one element in the
* list, by passing @check_len as 1.
*/
static inline int
c_list_length_is (const CList *list, unsigned long check_len) {
unsigned long n = 0;
const CList *iter;
c_list_for_each (iter, list) {
++n;
if (n > check_len)
return 0;
}
return n == check_len;
}
#endif /* __C_LIST_UTIL_H__ */
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