/* * db.h * * Copyright (c) 2006-2010 Pacman Development Team <pacman-dev@archlinux.org> * Copyright (c) 2002-2006 by Judd Vinet <jvinet@zeroflux.org> * Copyright (c) 2005 by Aurelien Foret <orelien@chez.com> * Copyright (c) 2006 by Miklos Vajna <vmiklos@frugalware.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, see <http://www.gnu.org/licenses/>. */ #ifndef _ALPM_DB_H #define _ALPM_DB_H #include "alpm.h" #include <limits.h> #include <time.h> /* libarchive */ #include <archive.h> #include <archive_entry.h> /* Database entries */ typedef enum _pmdbinfrq_t { INFRQ_BASE = 1, INFRQ_DESC = (1 << 1), INFRQ_FILES = (1 << 2), INFRQ_SCRIPTLET = (1 << 3), INFRQ_DSIZE = (1 << 4), /* ALL should be info stored in the package or database */ INFRQ_ALL = 0x1F } pmdbinfrq_t; struct db_operations { int (*populate) (pmdb_t *); void (*unregister) (pmdb_t *); }; /* Database */ struct __pmdb_t { char *treename; /* do not access directly, use _alpm_db_path(db) for lazy access */ char *_path; int pkgcache_loaded; int grpcache_loaded; /* also indicates whether we are RO or RW */ int is_local; alpm_list_t *pkgcache; alpm_list_t *grpcache; alpm_list_t *servers; struct db_operations *ops; }; /* db.c, database general calls */ void _alpm_db_free(pmdb_t *db); const char *_alpm_db_path(pmdb_t *db); int _alpm_db_cmp(const void *d1, const void *d2); alpm_list_t *_alpm_db_search(pmdb_t *db, const alpm_list_t *needles); pmdb_t *_alpm_db_register_local(void); pmdb_t *_alpm_db_register_sync(const char *treename); void _alpm_db_unregister(pmdb_t *db); pmdb_t *_alpm_db_new(const char *treename, int is_local); /* be_*.c, backend specific calls */ int _alpm_local_db_read(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq); int _alpm_local_db_prepare(pmdb_t *db, pmpkg_t *info); int _alpm_local_db_write(pmdb_t *db, pmpkg_t *info, pmdbinfrq_t inforeq); int _alpm_local_db_remove(pmdb_t *db, pmpkg_t *info); /* cache bullshit */ /* packages */ int _alpm_db_load_pkgcache(pmdb_t *db); void _alpm_db_free_pkgcache(pmdb_t *db); int _alpm_db_add_pkgincache(pmdb_t *db, pmpkg_t *pkg); int _alpm_db_remove_pkgfromcache(pmdb_t *db, pmpkg_t *pkg); alpm_list_t *_alpm_db_get_pkgcache(pmdb_t *db); int _alpm_db_ensure_pkgcache(pmdb_t *db, pmdbinfrq_t infolevel); pmpkg_t *_alpm_db_get_pkgfromcache(pmdb_t *db, const char *target); /* groups */ int _alpm_db_load_grpcache(pmdb_t *db); void _alpm_db_free_grpcache(pmdb_t *db); alpm_list_t *_alpm_db_get_grpcache(pmdb_t *db); pmgrp_t *_alpm_db_get_grpfromcache(pmdb_t *db, const char *target); #endif /* _ALPM_DB_H */ /* vim: set ts=2 sw=2 noet: */