installd.h revision 35ab3ad61fcc349380d7e7f2fcf9a0dfbf76ae11 
1/*
2**
3** Copyright 2008, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#define LOG_TAG "installd"
19
20#include <stdio.h>
21#include <stdlib.h>
22#include <stdint.h>
23#include <inttypes.h>
24#include <sys/stat.h>
25#include <dirent.h>
26#include <unistd.h>
27#include <ctype.h>
28#include <fcntl.h>
29#include <errno.h>
30#include <utime.h>
31#include <sys/socket.h>
32#include <sys/types.h>
33#include <sys/wait.h>
34
35#include <cutils/sockets.h>
36#include <cutils/log.h>
37#include <cutils/properties.h>
38
39#include <private/android_filesystem_config.h>
40
41#if INCLUDE_SYS_MOUNT_FOR_STATFS
42#include <sys/mount.h>
43#else
44#include <sys/statfs.h>
45#endif
46
47#define SOCKET_PATH "installd"
48
49
50/* elements combined with a valid package name to form paths */
51
52#define PKG_DIR_PREFIX         "/data/data/"
53#define PKG_DIR_POSTFIX        ""
54
55#define PKG_LIB_PREFIX         "/data/data/"
56#define PKG_LIB_POSTFIX        "/lib"
57
58#define CACHE_DIR_PREFIX       "/data/data/"
59#define CACHE_DIR_POSTFIX      "/cache"
60
61#define APK_DIR_PREFIX         "/data/app/"
62
63/* other handy constants */
64
65#define PROTECTED_DIR_PREFIX  "/data/app-private/"
66#define SDCARD_DIR_PREFIX  getenv("ASEC_MOUNTPOINT")
67
68#define DALVIK_CACHE_PREFIX   "/data/dalvik-cache/"
69#define DALVIK_CACHE_POSTFIX  "/classes.dex"
70
71#define UPDATE_COMMANDS_DIR_PREFIX  "/system/etc/updatecmds/"
72
73#define PKG_NAME_MAX  128   /* largest allowed package name */
74#define PKG_PATH_MAX  256   /* max size of any path we use */
75
76
77/* util.c */
78
79int create_pkg_path(char path[PKG_PATH_MAX],
80                    const char *prefix,
81                    const char *pkgname,
82                    const char *postfix);
83
84int create_cache_path(char path[PKG_PATH_MAX], const char *src);
85
86int delete_dir_contents(const char *pathname,
87                        int also_delete_dir,
88                        const char *ignore);
89
90int delete_dir_contents_fd(int dfd, const char *name);
91
92/* commands.c */
93
94int install(const char *pkgname, uid_t uid, gid_t gid);
95int uninstall(const char *pkgname);
96int renamepkg(const char *oldpkgname, const char *newpkgname);
97int delete_user_data(const char *pkgname);
98int delete_cache(const char *pkgname);
99int move_dex(const char *src, const char *dst);
100int rm_dex(const char *path);
101int protect(char *pkgname, gid_t gid);
102int get_size(const char *pkgname, const char *apkpath, const char *fwdlock_apkpath,
103             int64_t *codesize, int64_t *datasize, int64_t *cachesize);
104int free_cache(int64_t free_size);
105int dexopt(const char *apk_path, uid_t uid, int is_public);
106int movefiles();
107int linklib(const char* target, const char* source);
108int unlinklib(const char* libPath);
109