mirror of
https://github.com/moparisthebest/pacman
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326c6a8eed
Add 2012 to the copyright range for all libalpm and pacman source files. Signed-off-by: Allan McRae <allan@archlinux.org> Signed-off-by: Dan McGee <dan@archlinux.org>
61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/*
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* pkghash.h
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*
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* Copyright (c) 2011-2012 Pacman Development Team <pacman-dev@archlinux.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef _ALPM_PKGHASH_H
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#define _ALPM_PKGHASH_H
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#include <stdlib.h>
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#include "alpm.h"
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#include "alpm_list.h"
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/**
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* @brief A hash table for holding alpm_pkg_t objects.
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*
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* A combination of a hash table and a list, allowing for fast look-up
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* by package name but also iteration over the packages.
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*/
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struct __alpm_pkghash_t {
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/** data held by the hash table */
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alpm_list_t **hash_table;
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/** head node of the hash table data in normal list format */
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alpm_list_t *list;
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/** number of buckets in hash table */
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unsigned int buckets;
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/** number of entries in hash table */
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unsigned int entries;
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/** max number of entries before a resize is needed */
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unsigned int limit;
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};
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typedef struct __alpm_pkghash_t alpm_pkghash_t;
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alpm_pkghash_t *_alpm_pkghash_create(unsigned int size);
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alpm_pkghash_t *_alpm_pkghash_add(alpm_pkghash_t *hash, alpm_pkg_t *pkg);
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alpm_pkghash_t *_alpm_pkghash_add_sorted(alpm_pkghash_t *hash, alpm_pkg_t *pkg);
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alpm_pkghash_t *_alpm_pkghash_remove(alpm_pkghash_t *hash, alpm_pkg_t *pkg, alpm_pkg_t **data);
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void _alpm_pkghash_free(alpm_pkghash_t *hash);
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alpm_pkg_t *_alpm_pkghash_find(alpm_pkghash_t *hash, const char *name);
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#endif /* _ALPM_PKGHASH_H */
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