apk_database.h 4.17 KB
Newer Older
1 2 3 4 5 6
/* apk_database.h - Alpine Package Keeper (APK)
 *
 * Copyright (C) 2005-2008 Natanael Copa <n@tanael.org>
 * Copyright (C) 2008 Timo Teräs <timo.teras@iki.fi>
 * 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 19
 * 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"

Timo Teräs's avatar
Timo Teräs committed
20 21
#define APK_MAX_REPOS		32
#define APK_CACHE_CSUM_BYTES	4
22

Timo Teräs's avatar
Timo Teräs committed
23 24
extern const char * const apk_index_gz;

Timo Teräs's avatar
Timo Teräs committed
25 26 27
struct apk_name;
APK_ARRAY(apk_name_array, struct apk_name *);

28
struct apk_db_file {
29
	struct hlist_node hash_node;
30
	struct hlist_node diri_files_list;
31

32
	struct apk_db_dir_instance *diri;
Timo Teräs's avatar
Timo Teräs committed
33
	unsigned short namelen;
Timo Teräs's avatar
Timo Teräs committed
34
	struct apk_checksum csum;
Timo Teräs's avatar
Timo Teräs committed
35
	char name[];
36 37
};

38 39
#define APK_DBDIRF_PROTECTED		0x0001

40 41 42
struct apk_db_dir {
	apk_hash_node hash_node;

43
	unsigned int hash;
44 45 46
	struct hlist_head files;
	struct apk_db_dir *parent;

47 48
	unsigned short refs;
	unsigned short flags;
Timo Teräs's avatar
Timo Teräs committed
49 50
	unsigned short namelen;
	char name[];
51 52 53 54 55 56 57
};

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;
58
	mode_t mode;
59 60
	uid_t uid;
	gid_t gid;
61 62
};

63
#define APK_NAME_TOPLEVEL	0x0001
64
#define APK_NAME_VIRTUAL	0x0002
65

66 67
struct apk_name {
	apk_hash_node hash_node;
68 69
	unsigned int id;
	unsigned int flags;
70 71
	char *name;
	struct apk_package_array *pkgs;
Timo Teräs's avatar
Timo Teräs committed
72
	struct apk_name_array *rdepends;
73 74 75 76
};

struct apk_repository {
	char *url;
Timo Teräs's avatar
Timo Teräs committed
77
	struct apk_checksum csum;
78 79 80 81
};

struct apk_database {
	char *root;
82
	int root_fd, lock_fd;
83
	unsigned name_id, num_repos;
Timo Teräs's avatar
Timo Teräs committed
84
	const char *cache_dir;
85 86

	struct apk_dependency_array *world;
87
	struct apk_string_array *protected_paths;
88 89 90 91 92 93 94 95
	struct apk_repository repos[APK_MAX_REPOS];

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

	struct {
96
		struct list_head packages;
97
		struct apk_hash dirs;
98
		struct apk_hash files;
99 100 101 102 103 104 105 106
		struct {
			unsigned files;
			unsigned dirs;
			unsigned packages;
		} stats;
	} installed;
};

107 108 109 110 111 112
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
113
struct apk_name *apk_db_query_name(struct apk_database *db, apk_blob_t name);
114 115 116 117 118
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);
119

120 121 122
#define APK_OPENF_READ		0x0000
#define APK_OPENF_WRITE		0x0001
#define APK_OPENF_CREATE	0x0002
Timo Teräs's avatar
Timo Teräs committed
123 124 125 126 127 128 129 130
#define APK_OPENF_NO_INSTALLED	0x0010
#define APK_OPENF_NO_SCRIPTS	0x0020
#define APK_OPENF_NO_WORLD	0x0040
#define APK_OPENF_NO_REPOS	0x0080

#define APK_OPENF_NO_STATE	(APK_OPENF_NO_INSTALLED |	\
				 APK_OPENF_NO_SCRIPTS |		\
				 APK_OPENF_NO_WORLD)
131 132

int apk_db_open(struct apk_database *db, const char *root, unsigned int flags);
133
int apk_db_write_config(struct apk_database *db);
134
void apk_db_close(struct apk_database *db);
Timo Teräs's avatar
Timo Teräs committed
135
int apk_db_cache_active(struct apk_database *db);
136

137
struct apk_package *apk_db_pkg_add_file(struct apk_database *db, const char *file);
138
struct apk_package *apk_db_pkg_add(struct apk_database *db, struct apk_package *pkg);
Timo Teräs's avatar
Timo Teräs committed
139
struct apk_package *apk_db_get_pkg(struct apk_database *db, struct apk_checksum *csum);
140
struct apk_package *apk_db_get_file_owner(struct apk_database *db, apk_blob_t filename);
141

142
int apk_db_index_read(struct apk_database *db, struct apk_bstream *bs, int repo);
143
int apk_db_index_write(struct apk_database *db, struct apk_ostream *os);
144

145
int apk_db_add_repository(apk_database_t db, apk_blob_t repository);
146
int apk_repository_update(struct apk_database *db, struct apk_repository *repo);
Timo Teräs's avatar
Timo Teräs committed
147
int apk_cache_download(struct apk_database *db, struct apk_checksum *csum,
Timo Teräs's avatar
Timo Teräs committed
148
		       const char *url, const char *item);
Timo Teräs's avatar
Timo Teräs committed
149 150
int apk_cache_exists(struct apk_database *db, struct apk_checksum *csum,
		     const char *item);
Timo Teräs's avatar
Timo Teräs committed
151

152 153
int apk_db_install_pkg(struct apk_database *db,
		       struct apk_package *oldpkg,
154 155
		       struct apk_package *newpkg,
		       apk_progress_cb cb, void *cb_ctx);
156 157

#endif