apk_database.h 6.58 KB
Newer Older
1 2 3
/* apk_database.h - Alpine Package Keeper (APK)
 *
 * Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
4
 * Copyright (C) 2008-2011 Timo Teräs <timo.teras@iki.fi>
5 6
 * All rights reserved.
 *
Timo Teräs's avatar
Timo Teräs committed
7
 * This program is free software; you can redistribute it and/or modify it
8 9 10 11 12 13 14 15 16 17 18
 * under the terms of the GNU General Public License version 2 as published
 * by the Free Software Foundation. See http://www.gnu.org/ for details.
 */

#ifndef APK_PKGDB_H
#define APK_PKGDB_H

#include "apk_version.h"
#include "apk_hash.h"
#include "apk_archive.h"
#include "apk_package.h"
19
#include "apk_io.h"
20

Timo Teräs's avatar
Timo Teräs committed
21
extern const char * const apk_index_gz;
22
extern const char * const apkindex_tar_gz;
Timo Teräs's avatar
Timo Teräs committed
23

Timo Teräs's avatar
Timo Teräs committed
24 25 26
struct apk_name;
APK_ARRAY(apk_name_array, struct apk_name *);

27
struct apk_db_file {
28
	struct hlist_node hash_node;
29
	struct hlist_node diri_files_list;
30

31
	struct apk_db_dir_instance *diri;
32 33 34 35
	mode_t mode;
	uid_t uid;
	gid_t gid;

Timo Teräs's avatar
Timo Teräs committed
36
	unsigned short namelen;
Timo Teräs's avatar
Timo Teräs committed
37
	struct apk_checksum csum;
Timo Teräs's avatar
Timo Teräs committed
38
	char name[];
39 40
};

41 42 43 44 45 46
struct apk_protected_path {
	char *relative_pattern;
	unsigned protected : 1;
	unsigned symlinks_only : 1;
};
APK_ARRAY(apk_protected_path_array, struct apk_protected_path);
47

48 49
struct apk_db_dir {
	apk_hash_node hash_node;
50
	unsigned long hash;
51

52
	struct apk_db_dir *parent;
53
	struct apk_protected_path_array *protected_paths;
54 55 56
	mode_t mode;
	uid_t uid;
	gid_t gid;
57 58 59

	unsigned short refs;
	unsigned short namelen;
60 61 62 63 64 65 66

	unsigned protected : 1;
	unsigned symlinks_only : 1;
	unsigned has_protected_children : 1;
	unsigned modified : 1;
	unsigned recalc_mode : 1;

67
	char rooted_name[1];
Timo Teräs's avatar
Timo Teräs committed
68
	char name[];
69 70 71 72 73 74 75
};

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;
76
	mode_t mode;
77 78
	uid_t uid;
	gid_t gid;
79 80
};

81 82 83 84 85 86 87 88 89
#define PROVIDER_FMT		"%s-"BLOB_FMT
#define PROVIDER_PRINTF(p)	(p)->pkg->name->name, BLOB_PRINTF(*(p)->version)

struct apk_provider {
	struct apk_package *pkg;
	apk_blob_t *version;
};
APK_ARRAY(apk_provider_array, struct apk_provider);

90 91
struct apk_name {
	apk_hash_node hash_node;
92 93 94 95
	union {
		int state_int;
		void *state_ptr;
	};
96
	char *name;
97
	struct apk_provider_array *providers;
Timo Teräs's avatar
Timo Teräs committed
98
	struct apk_name_array *rdepends;
Timo Teräs's avatar
Timo Teräs committed
99
	struct apk_name_array *rinstall_if;
100 101 102 103
};

struct apk_repository {
	char *url;
Timo Teräs's avatar
Timo Teräs committed
104
	struct apk_checksum csum;
105 106

	apk_blob_t description;
107 108
};

109 110 111 112 113 114
struct apk_repository_list {
	struct list_head list;
	const char *url;
};

struct apk_db_options {
115
	int lock_wait;
116 117
	unsigned long open_flags;
	char *root;
118
	char *arch;
119 120 121 122 123
	char *keys_dir;
	char *repositories_file;
	struct list_head repository_list;
};

124 125 126
#define APK_DEFAULT_REPOSITORY_TAG	0
#define APK_DEFAULT_PINNING_MASK	BIT(APK_DEFAULT_REPOSITORY_TAG)

127 128 129 130 131
struct apk_repository_tag {
	unsigned int allowed_repos;
	apk_blob_t *name;
};

132 133
struct apk_database {
	char *root;
134
	int root_fd, lock_fd, cache_fd, cachetmp_fd, keys_fd;
135
	unsigned num_repos, num_repo_tags;
136
	const char *cache_dir;
137
	char *cache_remount_dir;
138
	apk_blob_t *arch;
139
	unsigned int local_repos, bad_repos;
140
	int performing_self_update : 1;
141 142 143
	int permanent : 1;
	int compat_newfeatures : 1;
	int compat_notinstallable : 1;
144
	int compat_old_world : 1;
145 146

	struct apk_dependency_array *world;
147
	struct apk_protected_path_array *protected_paths;
148
	struct apk_repository repos[APK_MAX_REPOS];
149
	struct apk_repository_tag repo_tags[APK_MAX_TAGS];
150
	struct apk_id_cache id_cache;
151 152 153 154 155 156 157

	struct {
		struct apk_hash names;
		struct apk_hash packages;
	} available;

	struct {
158
		struct list_head packages;
159
		struct list_head triggers;
160
		struct apk_hash dirs;
161
		struct apk_hash files;
162 163 164 165
		struct {
			unsigned files;
			unsigned dirs;
			unsigned packages;
166
			size_t bytes;
167 168 169 170
		} stats;
	} installed;
};

171 172 173 174 175 176
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);
Timo Teräs's avatar
Timo Teräs committed
177
struct apk_name *apk_db_query_name(struct apk_database *db, apk_blob_t name);
178
int apk_db_get_tag_id(struct apk_database *db, apk_blob_t tag);
179

180 181
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);
182
struct apk_db_file *apk_db_file_query(struct apk_database *db,
183
				      apk_blob_t dir, apk_blob_t name);
184

185 186 187 188 189 190 191 192
#define APK_OPENF_READ			0x0001
#define APK_OPENF_WRITE			0x0002
#define APK_OPENF_CREATE		0x0004
#define APK_OPENF_NO_INSTALLED		0x0010
#define APK_OPENF_NO_SCRIPTS		0x0020
#define APK_OPENF_NO_WORLD		0x0040
#define APK_OPENF_NO_SYS_REPOS		0x0100
#define APK_OPENF_NO_INSTALLED_REPO	0x0200
193
#define APK_OPENF_CACHE_WRITE		0x0400
194 195 196

#define APK_OPENF_NO_REPOS	(APK_OPENF_NO_SYS_REPOS |	\
				 APK_OPENF_NO_INSTALLED_REPO)
Timo Teräs's avatar
Timo Teräs committed
197 198 199
#define APK_OPENF_NO_STATE	(APK_OPENF_NO_INSTALLED |	\
				 APK_OPENF_NO_SCRIPTS |		\
				 APK_OPENF_NO_WORLD)
200

201
int apk_db_open(struct apk_database *db, struct apk_db_options *dbopts);
202
void apk_db_close(struct apk_database *db);
203
int apk_db_write_config(struct apk_database *db);
204
int apk_db_permanent(struct apk_database *db);
205
int apk_db_check_world(struct apk_database *db, struct apk_dependency_array *world);
206
struct apk_package_array *apk_db_get_pending_triggers(struct apk_database *db);
207

208
struct apk_package *apk_db_pkg_add(struct apk_database *db, struct apk_package *pkg);
Timo Teräs's avatar
Timo Teräs committed
209
struct apk_package *apk_db_get_pkg(struct apk_database *db, struct apk_checksum *csum);
210
struct apk_package *apk_db_get_file_owner(struct apk_database *db, apk_blob_t filename);
211

212
int apk_db_index_read(struct apk_database *db, struct apk_bstream *bs, int repo);
213
int apk_db_index_read_file(struct apk_database *db, const char *file, int repo);
214
int apk_db_index_write(struct apk_database *db, struct apk_ostream *os);
215

216
int apk_db_add_repository(apk_database_t db, apk_blob_t repository);
217 218
struct apk_repository *apk_db_select_repo(struct apk_database *db,
					  struct apk_package *pkg);
219
int apk_repository_update(struct apk_database *db, struct apk_repository *repo);
220
int apk_repo_is_remote(struct apk_repository *repo);
221 222 223
int apk_repo_format_filename(char *buf, size_t len,
			     const char *repourl, apk_blob_t *arch,
			     const char *pkgfile);
224 225

int apk_db_cache_active(struct apk_database *db);
226
void apk_cache_format_index(apk_blob_t to, struct apk_repository *repo);
227
int apk_cache_download(struct apk_database *db, const char *url, apk_blob_t *arch,
228
		       const char *item, const char *cache_item, int verify);
Timo Teräs's avatar
Timo Teräs committed
229

230
typedef void (*apk_cache_item_cb)(struct apk_database *db,
231
				  int dirfd, const char *name,
232 233 234
				  struct apk_package *pkg);
int apk_db_cache_foreach_item(struct apk_database *db, apk_cache_item_cb cb);

235 236
int apk_db_install_pkg(struct apk_database *db,
		       struct apk_package *oldpkg,
237 238
		       struct apk_package *newpkg,
		       apk_progress_cb cb, void *cb_ctx);
239 240

#endif