mirror of
https://github.com/moparisthebest/pacman
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112 lines
3.5 KiB
C
112 lines
3.5 KiB
C
/*
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* db.h
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*
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* Copyright (c) 2006-2011 Pacman Development Team <pacman-dev@archlinux.org>
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* Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org>
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* Copyright (c) 2005 by Aurelien Foret <orelien@chez.com>
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* Copyright (c) 2006 by Miklos Vajna <vmiklos@frugalware.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_DB_H
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#define _ALPM_DB_H
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#include <time.h>
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/* libarchive */
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#include <archive.h>
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#include <archive_entry.h>
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#include "alpm.h"
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#include "pkghash.h"
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#include "signing.h"
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/* Database entries */
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typedef enum _pmdbinfrq_t {
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INFRQ_BASE = 1,
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INFRQ_DESC = (1 << 1),
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INFRQ_FILES = (1 << 2),
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INFRQ_SCRIPTLET = (1 << 3),
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INFRQ_DSIZE = (1 << 4),
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/* ALL should be info stored in the package or database */
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INFRQ_ALL = 0x1F
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} pmdbinfrq_t;
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/** Database status. Bitflags. */
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enum _pmdbstatus_t {
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DB_STATUS_VALID = (1 << 0),
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DB_STATUS_PKGCACHE = (1 << 1),
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DB_STATUS_GRPCACHE = (1 << 2)
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};
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struct db_operations {
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int (*populate) (alpm_db_t *);
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void (*unregister) (alpm_db_t *);
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};
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/* Database */
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struct __alpm_db_t {
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alpm_handle_t *handle;
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char *treename;
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/* do not access directly, use _alpm_db_path(db) for lazy access */
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char *_path;
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/* also indicates whether we are RO or RW */
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int is_local;
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/* flags determining validity, loaded caches, etc. */
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enum _pmdbstatus_t status;
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pmpkghash_t *pkgcache;
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alpm_list_t *grpcache;
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alpm_list_t *servers;
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pgp_verify_t pgp_verify;
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struct db_operations *ops;
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};
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/* db.c, database general calls */
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alpm_db_t *_alpm_db_new(const char *treename, int is_local);
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void _alpm_db_free(alpm_db_t *db);
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const char *_alpm_db_path(alpm_db_t *db);
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char *_alpm_db_sig_path(alpm_db_t *db);
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int _alpm_db_cmp(const void *d1, const void *d2);
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alpm_list_t *_alpm_db_search(alpm_db_t *db, const alpm_list_t *needles);
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alpm_db_t *_alpm_db_register_local(alpm_handle_t *handle);
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alpm_db_t *_alpm_db_register_sync(alpm_handle_t *handle, const char *treename,
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pgp_verify_t level);
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void _alpm_db_unregister(alpm_db_t *db);
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/* be_*.c, backend specific calls */
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int _alpm_local_db_read(alpm_db_t *db, alpm_pkg_t *info, pmdbinfrq_t inforeq);
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int _alpm_local_db_prepare(alpm_db_t *db, alpm_pkg_t *info);
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int _alpm_local_db_write(alpm_db_t *db, alpm_pkg_t *info, pmdbinfrq_t inforeq);
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int _alpm_local_db_remove(alpm_db_t *db, alpm_pkg_t *info);
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/* cache bullshit */
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/* packages */
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void _alpm_db_free_pkgcache(alpm_db_t *db);
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int _alpm_db_add_pkgincache(alpm_db_t *db, alpm_pkg_t *pkg);
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int _alpm_db_remove_pkgfromcache(alpm_db_t *db, alpm_pkg_t *pkg);
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pmpkghash_t *_alpm_db_get_pkgcache_hash(alpm_db_t *db);
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alpm_list_t *_alpm_db_get_pkgcache(alpm_db_t *db);
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int _alpm_db_ensure_pkgcache(alpm_db_t *db, pmdbinfrq_t infolevel);
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alpm_pkg_t *_alpm_db_get_pkgfromcache(alpm_db_t *db, const char *target);
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/* groups */
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void _alpm_db_free_grpcache(alpm_db_t *db);
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alpm_list_t *_alpm_db_get_grpcache(alpm_db_t *db);
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alpm_group_t *_alpm_db_get_grpfromcache(alpm_db_t *db, const char *target);
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#endif /* _ALPM_DB_H */
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/* vim: set ts=2 sw=2 noet: */
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