pacman/lib/libalpm/package.h

162 lines
5.0 KiB
C

/*
* package.h
*
* Copyright (c) 2006-2016 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 David Kimpe <dnaku@frugalware.org>
* Copyright (c) 2005, 2006 by Christian Hamar <krics@linuxforum.hu>
* Copyright (c) 2005, 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_PACKAGE_H
#define ALPM_PACKAGE_H
#include <sys/types.h> /* off_t */
/* libarchive */
#include <archive.h>
#include <archive_entry.h>
#include "alpm.h"
#include "backup.h"
#include "db.h"
#include "signing.h"
/** Package operations struct. This struct contains function pointers to
* all methods used to access data in a package to allow for things such
* as lazy package initialization (such as used by the file backend). Each
* backend is free to define a stuct containing pointers to a specific
* implementation of these methods. Some backends may find using the
* defined default_pkg_ops struct to work just fine for their needs.
*/
struct pkg_operations {
const char *(*get_base) (alpm_pkg_t *);
const char *(*get_desc) (alpm_pkg_t *);
const char *(*get_url) (alpm_pkg_t *);
alpm_time_t (*get_builddate) (alpm_pkg_t *);
alpm_time_t (*get_installdate) (alpm_pkg_t *);
const char *(*get_packager) (alpm_pkg_t *);
const char *(*get_arch) (alpm_pkg_t *);
off_t (*get_isize) (alpm_pkg_t *);
alpm_pkgreason_t (*get_reason) (alpm_pkg_t *);
int (*get_validation) (alpm_pkg_t *);
int (*has_scriptlet) (alpm_pkg_t *);
alpm_list_t *(*get_licenses) (alpm_pkg_t *);
alpm_list_t *(*get_groups) (alpm_pkg_t *);
alpm_list_t *(*get_depends) (alpm_pkg_t *);
alpm_list_t *(*get_optdepends) (alpm_pkg_t *);
alpm_list_t *(*get_conflicts) (alpm_pkg_t *);
alpm_list_t *(*get_provides) (alpm_pkg_t *);
alpm_list_t *(*get_replaces) (alpm_pkg_t *);
alpm_filelist_t *(*get_files) (alpm_pkg_t *);
alpm_list_t *(*get_backup) (alpm_pkg_t *);
void *(*changelog_open) (alpm_pkg_t *);
size_t (*changelog_read) (void *, size_t, const alpm_pkg_t *, void *);
int (*changelog_close) (const alpm_pkg_t *, void *);
struct archive *(*mtree_open) (alpm_pkg_t *);
int (*mtree_next) (const alpm_pkg_t *, struct archive *, struct archive_entry **);
int (*mtree_close) (const alpm_pkg_t *, struct archive *);
int (*force_load) (alpm_pkg_t *);
};
/** The standard package operations struct. get fields directly from the
* struct itself with no abstraction layer or any type of lazy loading.
* The actual definition is in package.c so it can have access to the
* default accessor functions which are defined there.
*/
extern struct pkg_operations default_pkg_ops;
struct __alpm_pkg_t {
unsigned long name_hash;
char *filename;
char *base;
char *name;
char *version;
char *desc;
char *url;
char *packager;
char *md5sum;
char *sha256sum;
char *base64_sig;
char *arch;
alpm_time_t builddate;
alpm_time_t installdate;
off_t size;
off_t isize;
off_t download_size;
alpm_handle_t *handle;
alpm_list_t *licenses;
alpm_list_t *replaces;
alpm_list_t *groups;
alpm_list_t *backup;
alpm_list_t *depends;
alpm_list_t *optdepends;
alpm_list_t *conflicts;
alpm_list_t *provides;
alpm_list_t *deltas;
alpm_list_t *delta_path;
alpm_list_t *removes; /* in transaction targets only */
alpm_pkg_t *oldpkg; /* in transaction targets only */
struct pkg_operations *ops;
alpm_filelist_t files;
/* origin == PKG_FROM_FILE, use pkg->origin_data.file
* origin == PKG_FROM_*DB, use pkg->origin_data.db */
union {
alpm_db_t *db;
char *file;
} origin_data;
alpm_pkgfrom_t origin;
alpm_pkgreason_t reason;
int scriptlet;
/* Bitfield from alpm_dbinfrq_t */
int infolevel;
/* Bitfield from alpm_pkgvalidation_t */
int validation;
};
alpm_file_t *_alpm_file_copy(alpm_file_t *dest, const alpm_file_t *src);
alpm_pkg_t *_alpm_pkg_new(void);
int _alpm_pkg_dup(alpm_pkg_t *pkg, alpm_pkg_t **new_ptr);
void _alpm_pkg_free(alpm_pkg_t *pkg);
void _alpm_pkg_free_trans(alpm_pkg_t *pkg);
int _alpm_pkg_validate_internal(alpm_handle_t *handle,
const char *pkgfile, alpm_pkg_t *syncpkg, int level,
alpm_siglist_t **sigdata, int *validation);
alpm_pkg_t *_alpm_pkg_load_internal(alpm_handle_t *handle,
const char *pkgfile, int full);
int _alpm_pkg_cmp(const void *p1, const void *p2);
int _alpm_pkg_compare_versions(alpm_pkg_t *local_pkg, alpm_pkg_t *pkg);
#endif /* ALPM_PACKAGE_H */
/* vim: set noet: */