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/* apk_database.h - Alpine Package Keeper (APK)
*
* Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
* Copyright (C) 2008-2011 Timo Teräs <timo.teras@iki.fi>
* All rights reserved.
*
* SPDX-License-Identifier: GPL-2.0-only
*/
#ifndef APK_PKGDB_H
#define APK_PKGDB_H
#include "apk_version.h"
#include "apk_hash.h"
#include "apk_atom.h"
#include "apk_package.h"
#include "apk_io.h"
#include "apk_context.h"
#include "apk_provider_data.h"
#include "apk_solver_data.h"
struct apk_name;
APK_ARRAY(apk_name_array, struct apk_name *);
struct apk_db_acl {
mode_t mode;
uid_t uid;
gid_t gid;
struct apk_checksum xattr_csum;
};
struct apk_db_file {
struct hlist_node hash_node;
struct hlist_node diri_files_list;
struct apk_db_dir_instance *diri;
struct apk_db_acl *acl;
unsigned short audited : 1;
unsigned short namelen : 15;
struct apk_checksum csum;
char name[];
};
enum apk_protect_mode {
APK_PROTECT_NONE = 0,
APK_PROTECT_CHANGED,
APK_PROTECT_SYMLINKS_ONLY,
APK_PROTECT_ALL,
};
struct apk_protected_path {
char *relative_pattern;
unsigned protect_mode : 3;
};
APK_ARRAY(apk_protected_path_array, struct apk_protected_path);
struct apk_db_dir {
apk_hash_node hash_node;
unsigned long hash;
struct apk_db_dir *parent;
struct apk_protected_path_array *protected_paths;
mode_t mode;
uid_t uid;
gid_t gid;
unsigned short refs;
unsigned short namelen;
unsigned protect_mode : 3;
unsigned has_protected_children : 1;
unsigned seen : 1;
unsigned created : 1;
unsigned modified : 1;
unsigned update_permissions : 1;
char rooted_name[1];
char name[];
};
#define DIR_FILE_FMT "%s%s%s"
#define DIR_FILE_PRINTF(dir,file) (dir)->name, (dir)->namelen ? "/" : "", (file)->name
struct apk_db_dir_instance {
struct hlist_node pkg_dirs_list;
struct hlist_head owned_files;
struct apk_package *pkg;
struct apk_db_dir *dir;
struct apk_db_acl *acl;
};
struct apk_name {
apk_hash_node hash_node;
char *name;
struct apk_provider_array *providers;
struct apk_name_array *rdepends;
struct apk_name_array *rinstall_if;
unsigned is_dependency : 1;
unsigned auto_select_virtual: 1;
unsigned priority : 2;
unsigned int foreach_genid;
union {
struct apk_solver_name_state ss;
void *state_ptr;
int state_int;
};
};
struct apk_repository {
const char *url;
struct apk_checksum csum;
apk_blob_t description;
};
#define APK_REPOSITORY_CACHED 0
#define APK_REPOSITORY_FIRST_CONFIGURED 1
#define APK_DEFAULT_REPOSITORY_TAG 0
#define APK_DEFAULT_PINNING_MASK BIT(APK_DEFAULT_REPOSITORY_TAG)
struct apk_repository_tag {
unsigned int allowed_repos;
apk_blob_t tag, plain_name;
};
struct apk_database {
struct apk_ctx *ctx;
int root_fd, lock_fd, cache_fd;
unsigned num_repos, num_repo_tags;
const char *cache_dir;
char *cache_remount_dir, *root_proc_dir;
unsigned long cache_remount_flags;
apk_blob_t *arch;
unsigned int local_repos, available_repos;
unsigned int repo_update_errors, repo_update_counter;
unsigned int pending_triggers;
unsigned int extract_flags;
int performing_self_upgrade : 1;
int permanent : 1;
int autoupdate : 1;
int write_arch : 1;
int script_dirs_checked : 1;
int open_complete : 1;
int compat_newfeatures : 1;
int compat_notinstallable : 1;
struct apk_dependency_array *world;
struct apk_id_cache *id_cache;
struct apk_protected_path_array *protected_paths;
struct apk_repository repos[APK_MAX_REPOS];
struct apk_repository_tag repo_tags[APK_MAX_TAGS];
struct apk_atom_pool atoms;
struct {
struct apk_hash names;
struct apk_hash packages;
} available;
struct {
struct list_head packages;
struct list_head triggers;
struct apk_hash dirs;
struct apk_hash files;
struct {
unsigned files;
unsigned dirs;
unsigned packages;
size_t bytes;
} stats;
} installed;
};
typedef union apk_database_or_void {
struct apk_database *db;
void *ptr;
} apk_database_t __attribute__ ((__transparent_union__));
struct apk_name *apk_db_get_name(struct apk_database *db, apk_blob_t name);
struct apk_name *apk_db_query_name(struct apk_database *db, apk_blob_t name);
int apk_db_get_tag_id(struct apk_database *db, apk_blob_t tag);
struct apk_db_dir *apk_db_dir_ref(struct apk_db_dir *dir);
void apk_db_dir_unref(struct apk_database *db, struct apk_db_dir *dir, int allow_rmdir);
struct apk_db_dir *apk_db_dir_get(struct apk_database *db, apk_blob_t name);
struct apk_db_dir *apk_db_dir_query(struct apk_database *db, apk_blob_t name);
struct apk_db_file *apk_db_file_query(struct apk_database *db,
apk_blob_t dir, apk_blob_t name);
void apk_db_init(struct apk_database *db);
int apk_db_open(struct apk_database *db, struct apk_ctx *ctx);
void apk_db_close(struct apk_database *db);
int apk_db_write_config(struct apk_database *db);
int apk_db_permanent(struct apk_database *db);
int apk_db_check_world(struct apk_database *db, struct apk_dependency_array *world);
int apk_db_fire_triggers(struct apk_database *db);
int apk_db_run_script(struct apk_database *db, char *fn, char **argv);
void apk_db_update_directory_permissions(struct apk_database *db);
static inline time_t apk_db_url_since(struct apk_database *db, time_t since) {
return apk_ctx_since(db->ctx, since);
}
struct apk_package *apk_db_pkg_add(struct apk_database *db, struct apk_package *pkg);
struct apk_package *apk_db_get_pkg(struct apk_database *db, struct apk_checksum *csum);
struct apk_package *apk_db_get_file_owner(struct apk_database *db, apk_blob_t filename);
int apk_db_index_read(struct apk_database *db, struct apk_istream *is, int repo);
int apk_db_index_read_file(struct apk_database *db, const char *file, int repo);
int apk_db_index_write(struct apk_database *db, struct apk_ostream *os);
int apk_db_add_repository(apk_database_t db, apk_blob_t repository);
struct apk_repository *apk_db_select_repo(struct apk_database *db,
struct apk_package *pkg);
int apk_repo_format_cache_index(apk_blob_t to, struct apk_repository *repo);
int apk_repo_format_item(struct apk_database *db, struct apk_repository *repo, struct apk_package *pkg,
int *fd, char *buf, size_t len);
unsigned int apk_db_get_pinning_mask_repos(struct apk_database *db, unsigned short pinning_mask);
int apk_db_cache_active(struct apk_database *db);
int apk_cache_download(struct apk_database *db, struct apk_repository *repo,
struct apk_package *pkg, int autoupdate,
apk_progress_cb cb, void *cb_ctx);
typedef void (*apk_cache_item_cb)(struct apk_database *db,
int dirfd, const char *name,
struct apk_package *pkg);
int apk_db_cache_foreach_item(struct apk_database *db, apk_cache_item_cb cb);
int apk_db_install_pkg(struct apk_database *db,
struct apk_package *oldpkg,
struct apk_package *newpkg,
apk_progress_cb cb, void *cb_ctx);
void apk_name_foreach_matching(struct apk_database *db, struct apk_string_array *filter, unsigned int match,
void (*cb)(struct apk_database *db, const char *match, struct apk_name *name, void *ctx),
void *ctx);
static inline uint8_t apk_dbf_digest(struct apk_db_file *dbf)
{
uint8_t alg;
if (!dbf) return APK_DIGEST_NONE;
alg = apk_digest_alg_by_len(dbf->csum.type);
if (alg == APK_DIGEST_SHA1 && dbf->diri->pkg->ipkg->sha256_160)
alg = APK_DIGEST_SHA256_160;
return alg;
}
#endif
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