summaryrefslogtreecommitdiff
path: root/src/apk_database.h
blob: 17be61ca0f88c3a51f55b9b730b26339defa3784 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
/* 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.
 *
 * This program is free software; you can redistribute it and/or modify it
 * 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"
#include "apk_io.h"

/* default architecture for APK packages. */
#if defined(__x86_64__)
#define APK_DEFAULT_ARCH        "x86_64"
#elif defined(__i386__)
#define APK_DEFAULT_ARCH        "x86"
#elif defined(__powerpc__) && !defined(__powerpc64__)
#define APK_DEFAULT_ARCH	"ppc"
#elif defined(__powerpc64__)
#define APK_DEFAULT_ARCH	"ppc64"
#elif defined(__arm__)
#define APK_DEFAULT_ARCH	"arm"
#else   
#warning APK_DEFAULT_ARCH is not set for this architecture
#define APK_DEFAULT_ARCH        "noarch"
#endif

#define APK_MAX_REPOS		32
#define APK_CACHE_CSUM_BYTES	4

extern const char * const apk_index_gz;
extern const char * const apkindex_tar_gz;

struct apk_name;
APK_ARRAY(apk_name_array, struct apk_name *);

struct apk_db_file {
	struct hlist_node hash_node;
	struct hlist_node diri_files_list;

	struct apk_db_dir_instance *diri;
	unsigned short namelen;
	struct apk_checksum csum;
	char name[];
};

#define APK_DBDIRF_PROTECTED		0x01
#define APK_DBDIRF_SYMLINKS_ONLY	0x02
#define APK_DBDIRF_MODIFIED		0x04
#define APK_DBDIRF_RECALC_MODE		0x08

struct apk_db_dir {
	apk_hash_node hash_node;

	unsigned long hash;
	struct apk_db_dir *parent;
	unsigned short refs;
	unsigned short namelen;
	mode_t mode;
	uid_t uid;
	gid_t gid;
	unsigned char flags;
	char rooted_name[1];
	char 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;
	mode_t mode;
	uid_t uid;
	gid_t gid;
};

struct apk_name {
	apk_hash_node hash_node;
	union {
		int state_int;
		void *state_ptr;
	};
	char *name;
	struct apk_package_array *pkgs;
	struct apk_name_array *rdepends;
	struct apk_name_array *rinstall_if;
};

struct apk_repository {
	char *url;
	struct apk_checksum csum;

	apk_blob_t description;
};

struct apk_repository_list {
	struct list_head list;
	const char *url;
};

struct apk_db_options {
	int lock_wait;
	unsigned long open_flags;
	char *root;
	char *arch;
	char *keys_dir;
	char *repositories_file;
	struct list_head repository_list;
};

struct apk_repository_tag {
	unsigned int allowed_repos;
	apk_blob_t *name;
};

struct apk_database {
	char *root;
	int root_fd, lock_fd, cache_fd, cachetmp_fd, keys_fd;
	unsigned num_repos, num_repo_tags;
	const char *cache_dir;
	char *cache_remount_dir;
	apk_blob_t *arch;
	unsigned int local_repos, bad_repos;
	int performing_self_update : 1;
	int permanent : 1;
	int compat_newfeatures : 1;
	int compat_notinstallable : 1;
	int compat_old_world : 1;

	struct apk_dependency_array *world;
	struct apk_string_array *protected_paths;
	struct apk_repository repos[APK_MAX_REPOS];
	struct apk_repository_tag repo_tags[APK_MAX_REPOS];
	struct apk_id_cache id_cache;

	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);
int apk_db_get_tag_id_by_repos(struct apk_database *db, unsigned int repos);
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);

#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
#define APK_OPENF_CACHE_WRITE		0x0400

#define APK_OPENF_NO_REPOS	(APK_OPENF_NO_SYS_REPOS |	\
				 APK_OPENF_NO_INSTALLED_REPO)
#define APK_OPENF_NO_STATE	(APK_OPENF_NO_INSTALLED |	\
				 APK_OPENF_NO_SCRIPTS |		\
				 APK_OPENF_NO_WORLD)

int apk_db_open(struct apk_database *db, struct apk_db_options *dbopts);
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);
struct apk_package_array *apk_db_get_pending_triggers(struct apk_database *db);

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_bstream *bs, 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_repository_update(struct apk_database *db, struct apk_repository *repo);
int apk_repo_format_filename(char *buf, size_t len,
			     const char *repourl, apk_blob_t *arch,
			     const char *pkgfile);

int apk_db_cache_active(struct apk_database *db);
void apk_cache_format_index(apk_blob_t to, struct apk_repository *repo);
int apk_cache_download(struct apk_database *db, const char *url, apk_blob_t *arch,
		       const char *item, const char *cache_item, int verify);

int apk_db_install_pkg(struct apk_database *db,
		       struct apk_package *oldpkg,
		       struct apk_package *newpkg,
		       apk_progress_cb cb, void *cb_ctx);

#endif