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/*
* alpm_alpm_list.h
*
* Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
* USA.
*/
#ifndef _ALPM_LIST_H
#define _ALPM_LIST_H
#include "alpm.h"
/* Chained list struct */
struct __alpm_list_t {
void *data;
struct __alpm_list_t *prev;
struct __alpm_list_t *next;
};
/* TODO we should do away with these... they're messy*/
#define _FREELIST(p, f) do { alpm_list_free_inner(p, f); alpm_list_free(p); p = NULL; } while(0)
#define FREELIST(p) _FREELIST(p, free)
#define FREELISTPTR(p) do { alpm_list_free(p); p = NULL; } while(0)
typedef void (*alpm_list_fn_free)(void *); /* item deallocation callback */
typedef int (*alpm_list_fn_cmp)(const void *, const void *); /* item comparison callback */
/* allocation */
alpm_list_t *alpm_list_new(void);
void alpm_list_free(alpm_list_t *list);
void alpm_list_free_inner(alpm_list_t *list, alpm_list_fn_free fn);
/* item mutators */
alpm_list_t *alpm_list_add(alpm_list_t *list, void *data);
alpm_list_t *alpm_list_add_sorted(alpm_list_t *list, void *data, alpm_list_fn_cmp fn);
alpm_list_t *alpm_list_mmerge(alpm_list_t *left, alpm_list_t *right, alpm_list_fn_cmp fn);
alpm_list_t *alpm_list_msort(alpm_list_t *list, int n, alpm_list_fn_cmp fn);
alpm_list_t *alpm_list_remove(alpm_list_t *haystack, void *needle, alpm_list_fn_cmp fn, void **data);
alpm_list_t *alpm_list_remove_node(alpm_list_t *node);
alpm_list_t *alpm_list_remove_dupes(alpm_list_t *list);
alpm_list_t *alpm_list_strdup(alpm_list_t *list);
alpm_list_t *alpm_list_reverse(alpm_list_t *list);
/* item accessors */
alpm_list_t *alpm_list_first(alpm_list_t *list);
alpm_list_t *alpm_list_nth(alpm_list_t *list, int n);
alpm_list_t *alpm_list_next(alpm_list_t *list);
alpm_list_t *alpm_list_last(alpm_list_t *list);
void *alpm_list_getdata(const alpm_list_t *entry);
/* misc */
int alpm_list_count(const alpm_list_t *list);
int alpm_list_find(alpm_list_t *haystack, const void *needle);
int alpm_list_find_str(alpm_list_t *haystack,const char *needle);
alpm_list_t *alpm_list_diff(alpm_list_t *lhs, alpm_list_t *rhs, alpm_list_fn_cmp fn);
#endif /* _ALPM_LIST_H */
/* vim: set ts=2 sw=2 noet: */
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