742a671273
Switching activity stacks Cache ContentProvider per user Long-press power to switch users (on phone) Added ServiceMap for separating services by user Launch PendingIntents on the correct user's uid Fix task switching from Recents list AppWidgetService is mostly working. Commands added to pm and am to allow creating and switching profiles. Change-Id: I15810e8cfbe50a04bd3323a7ef5a8ff4230870ed
162 lines
4.7 KiB
C
162 lines
4.7 KiB
C
/*
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**
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** Copyright 2008, The Android Open Source Project
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**
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** Licensed under the Apache License, Version 2.0 (the "License");
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** you may not use this file except in compliance with the License.
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** You may obtain a copy of the License at
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**
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** http://www.apache.org/licenses/LICENSE-2.0
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**
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** Unless required by applicable law or agreed to in writing, software
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** distributed under the License is distributed on an "AS IS" BASIS,
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** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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** See the License for the specific language governing permissions and
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** limitations under the License.
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*/
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#define LOG_TAG "installd"
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <inttypes.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <unistd.h>
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#include <ctype.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <utime.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <cutils/sockets.h>
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#include <cutils/log.h>
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#include <cutils/properties.h>
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#include <private/android_filesystem_config.h>
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#if INCLUDE_SYS_MOUNT_FOR_STATFS
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#include <sys/mount.h>
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#else
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#include <sys/statfs.h>
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#endif
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#define SOCKET_PATH "installd"
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/* elements combined with a valid package name to form paths */
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#define PRIMARY_USER_PREFIX "data/"
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#define SECONDARY_USER_PREFIX "user/"
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#define PKG_DIR_POSTFIX ""
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#define PKG_LIB_POSTFIX "/lib"
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#define CACHE_DIR_POSTFIX "/cache"
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#define APP_SUBDIR "app/" // sub-directory under ANDROID_DATA
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/* other handy constants */
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#define PRIVATE_APP_SUBDIR "app-private/" // sub-directory under ANDROID_DATA
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#define DALVIK_CACHE_PREFIX "/data/dalvik-cache/"
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#define DALVIK_CACHE_POSTFIX "/classes.dex"
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#define UPDATE_COMMANDS_DIR_PREFIX "/system/etc/updatecmds/"
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#define PKG_NAME_MAX 128 /* largest allowed package name */
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#define PKG_PATH_MAX 256 /* max size of any path we use */
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#define PER_USER_RANGE ((uid_t)100000) /* range of uids per user
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uid = persona * PER_USER_RANGE + appid */
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/* data structures */
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typedef struct {
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char* path;
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size_t len;
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} dir_rec_t;
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typedef struct {
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size_t count;
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dir_rec_t* dirs;
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} dir_rec_array_t;
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extern dir_rec_t android_app_dir;
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extern dir_rec_t android_app_private_dir;
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extern dir_rec_t android_data_dir;
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extern dir_rec_t android_asec_dir;
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extern dir_rec_array_t android_system_dirs;
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/* util.c */
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int create_pkg_path_in_dir(char path[PKG_PATH_MAX],
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const dir_rec_t* dir,
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const char* pkgname,
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const char* postfix);
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int create_pkg_path(char path[PKG_PATH_MAX],
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const char *pkgname,
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const char *postfix,
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uid_t persona);
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int create_persona_path(char path[PKG_PATH_MAX],
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uid_t persona);
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int create_move_path(char path[PKG_PATH_MAX],
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const char* pkgname,
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const char* leaf,
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uid_t persona);
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int is_valid_package_name(const char* pkgname);
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int create_cache_path(char path[PKG_PATH_MAX], const char *src);
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int delete_dir_contents(const char *pathname,
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int also_delete_dir,
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const char *ignore);
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int delete_dir_contents_fd(int dfd, const char *name);
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int validate_system_app_path(const char* path);
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int get_path_from_env(dir_rec_t* rec, const char* var);
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int get_path_from_string(dir_rec_t* rec, const char* path);
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int copy_and_append(dir_rec_t* dst, const dir_rec_t* src, const char* suffix);
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int validate_apk_path(const char *path);
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int append_and_increment(char** dst, const char* src, size_t* dst_size);
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char *build_string2(char *s1, char *s2);
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char *build_string3(char *s1, char *s2, char *s3);
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/* commands.c */
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int install(const char *pkgname, uid_t uid, gid_t gid);
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int uninstall(const char *pkgname, uid_t persona);
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int renamepkg(const char *oldpkgname, const char *newpkgname);
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int delete_user_data(const char *pkgname, uid_t persona);
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int make_user_data(const char *pkgname, uid_t uid, uid_t persona);
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int delete_persona(uid_t persona);
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int clone_persona_data(uid_t src_persona, uid_t target_persona, int copy);
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int delete_cache(const char *pkgname);
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int move_dex(const char *src, const char *dst);
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int rm_dex(const char *path);
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int protect(char *pkgname, gid_t gid);
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int get_size(const char *pkgname, const char *apkpath, const char *fwdlock_apkpath,
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const char *asecpath, int64_t *codesize, int64_t *datasize, int64_t *cachesize,
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int64_t *asecsize);
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int free_cache(int64_t free_size);
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int dexopt(const char *apk_path, uid_t uid, int is_public);
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int movefiles();
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int linklib(const char* target, const char* source);
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int unlinklib(const char* libPath);
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