commands.c revision d747129e1e8876f5a50f47156ec50b6969a638e4
194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood/* 294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** Copyright 2008, The Android Open Source Project 394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** 494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** Licensed under the Apache License, Version 2.0 (the "License"); 594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** you may not use this file except in compliance with the License. 694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** You may obtain a copy of the License at 794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** 894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** http://www.apache.org/licenses/LICENSE-2.0 994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** 1094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** Unless required by applicable law or agreed to in writing, software 1194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** distributed under the License is distributed on an "AS IS" BASIS, 1294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** See the License for the specific language governing permissions and 1494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** limitations under the License. 1594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood*/ 1694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 17d747129e1e8876f5a50f47156ec50b6969a638e4Nick Kralevich#include <sys/capability.h> 1894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood#include "installd.h" 1994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood#include <diskusage/dirsize.h> 2094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood#include <selinux/android.h> 2194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood/* Directory records that are used in execution of commands. */ 2394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddir_rec_t android_data_dir; 2494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddir_rec_t android_asec_dir; 2594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddir_rec_t android_app_dir; 2694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddir_rec_t android_app_private_dir; 2794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddir_rec_t android_app_lib_dir; 2894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddir_rec_t android_media_dir; 2994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddir_rec_array_t android_system_dirs; 3094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 31a2d838a542c34d2887a0ec1fafa5f47566d595e9Nick Kralevichint install(const char *pkgname, uid_t uid, gid_t gid) 3294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 3394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char pkgdir[PKG_PATH_MAX]; 3494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char libsymlink[PKG_PATH_MAX]; 3594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char applibdir[PKG_PATH_MAX]; 3694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat libStat; 3794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 3894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((uid < AID_SYSTEM) || (gid < AID_SYSTEM)) { 3994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("invalid uid/gid: %d %d\n", uid, gid); 4094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 4194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 4294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 4394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(pkgdir, pkgname, PKG_DIR_POSTFIX, 0)) { 4494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create package path\n"); 4594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 4694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 4794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 4894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(libsymlink, pkgname, PKG_LIB_POSTFIX, 0)) { 4994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create package lib symlink origin path\n"); 5094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 5194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 5294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 5394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path_in_dir(applibdir, &android_app_lib_dir, pkgname, PKG_DIR_POSTFIX)) { 5494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create package lib symlink dest path\n"); 5594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 5694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 5794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 58a2d838a542c34d2887a0ec1fafa5f47566d595e9Nick Kralevich if (mkdir(pkgdir, 0751) < 0) { 5994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create dir '%s': %s\n", pkgdir, strerror(errno)); 6094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 6194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 62a2d838a542c34d2887a0ec1fafa5f47566d595e9Nick Kralevich if (chmod(pkgdir, 0751) < 0) { 6394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot chmod dir '%s': %s\n", pkgdir, strerror(errno)); 6494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 6594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 6694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 6794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 6894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(libsymlink, &libStat) < 0) { 6994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (errno != ENOENT) { 7094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't stat lib dir: %s\n", strerror(errno)); 7194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 7294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 7394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 7494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (S_ISDIR(libStat.st_mode)) { 7594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (delete_dir_contents(libsymlink, 1, 0) < 0) { 7694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't delete lib directory during install for: %s", libsymlink); 7794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 7894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 7994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (S_ISLNK(libStat.st_mode)) { 8094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(libsymlink) < 0) { 8194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't unlink lib directory during install for: %s", libsymlink); 8294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 8394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 8494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 8594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 8694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (symlink(applibdir, libsymlink) < 0) { 8894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't symlink directory '%s' -> '%s': %s\n", libsymlink, applibdir, 8994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strerror(errno)); 9094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 9194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 9294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 9394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 9494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (selinux_android_setfilecon(pkgdir, pkgname, uid) < 0) { 9594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot setfilecon dir '%s': %s\n", pkgdir, strerror(errno)); 9694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(libsymlink); 9794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 9894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 9994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 10094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 10194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, uid, gid) < 0) { 10294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot chown dir '%s': %s\n", pkgdir, strerror(errno)); 10394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(libsymlink); 10494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 10594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 10694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 10794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 10894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 10994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 11094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 11194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint uninstall(const char *pkgname, uid_t persona) 11294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 11394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char pkgdir[PKG_PATH_MAX]; 11494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 11594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(pkgdir, pkgname, PKG_DIR_POSTFIX, persona)) 11694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 11794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 11894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* delete contents AND directory, no exceptions */ 11994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return delete_dir_contents(pkgdir, 1, NULL); 12094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 12194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 12294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint renamepkg(const char *oldpkgname, const char *newpkgname) 12394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 12494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char oldpkgdir[PKG_PATH_MAX]; 12594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char newpkgdir[PKG_PATH_MAX]; 12694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 12794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(oldpkgdir, oldpkgname, PKG_DIR_POSTFIX, 0)) 12894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 12994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(newpkgdir, newpkgname, PKG_DIR_POSTFIX, 0)) 13094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 13194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 13294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (rename(oldpkgdir, newpkgdir) < 0) { 13394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot rename dir '%s' to '%s': %s\n", oldpkgdir, newpkgdir, strerror(errno)); 13494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 13594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 13694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 13794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 13894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 13994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint fix_uid(const char *pkgname, uid_t uid, gid_t gid) 14094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 14194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char pkgdir[PKG_PATH_MAX]; 14294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s; 14394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int rc = 0; 14494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 14594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((uid < AID_SYSTEM) || (gid < AID_SYSTEM)) { 14694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("invalid uid/gid: %d %d\n", uid, gid); 14794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 14894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 14994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 15094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(pkgdir, pkgname, PKG_DIR_POSTFIX, 0)) { 15194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create package path\n"); 15294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 15394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 15494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 15594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (stat(pkgdir, &s) < 0) return -1; 15694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 15794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (s.st_uid != 0 || s.st_gid != 0) { 15894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("fixing uid of non-root pkg: %s %lu %lu\n", pkgdir, s.st_uid, s.st_gid); 15994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 16094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 16194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 16294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, 0751) < 0) { 16394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot chmod dir '%s': %s\n", pkgdir, strerror(errno)); 16494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 16594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 16694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 16794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, uid, gid) < 0) { 16894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot chown dir '%s': %s\n", pkgdir, strerror(errno)); 16994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 17094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 17194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 17294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 17394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 17494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 17594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 17694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint delete_user_data(const char *pkgname, uid_t persona) 17794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 17894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char pkgdir[PKG_PATH_MAX]; 17994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 18094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(pkgdir, pkgname, PKG_DIR_POSTFIX, persona)) 18194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 18294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 18394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* delete contents, excluding "lib", but not the directory itself */ 18494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return delete_dir_contents(pkgdir, 0, "lib"); 18594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 18694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 187a2d838a542c34d2887a0ec1fafa5f47566d595e9Nick Kralevichint make_user_data(const char *pkgname, uid_t uid, uid_t persona) 18894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 18994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char pkgdir[PKG_PATH_MAX]; 19094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char applibdir[PKG_PATH_MAX]; 19194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char libsymlink[PKG_PATH_MAX]; 19294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat libStat; 19394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 19494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // Create the data dir for the package 19594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(pkgdir, pkgname, PKG_DIR_POSTFIX, persona)) { 19694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 19794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 19894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(libsymlink, pkgname, PKG_LIB_POSTFIX, persona)) { 19994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create package lib symlink origin path\n"); 20094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 20194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 20294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path_in_dir(applibdir, &android_app_lib_dir, pkgname, PKG_DIR_POSTFIX)) { 20394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create package lib symlink dest path\n"); 20494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 20594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 20694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 207a2d838a542c34d2887a0ec1fafa5f47566d595e9Nick Kralevich if (mkdir(pkgdir, 0751) < 0) { 20894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create dir '%s': %s\n", pkgdir, strerror(errno)); 20994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 21094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 211a2d838a542c34d2887a0ec1fafa5f47566d595e9Nick Kralevich if (chmod(pkgdir, 0751) < 0) { 21294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot chmod dir '%s': %s\n", pkgdir, strerror(errno)); 21394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 21494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 21594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 21694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 21794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(libsymlink, &libStat) < 0) { 21894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (errno != ENOENT) { 21994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't stat lib dir for non-primary: %s\n", strerror(errno)); 22094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 22194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 22294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 22394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 22494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (S_ISDIR(libStat.st_mode)) { 22594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (delete_dir_contents(libsymlink, 1, 0) < 0) { 22694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't delete lib directory during install for non-primary: %s", 22794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood libsymlink); 22894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 22994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 23094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 23194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (S_ISLNK(libStat.st_mode)) { 23294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(libsymlink) < 0) { 23394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't unlink lib directory during install for non-primary: %s", 23494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood libsymlink); 23594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 23694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 23794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 23894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 23994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 24094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 24194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (symlink(applibdir, libsymlink) < 0) { 24294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't symlink directory for non-primary '%s' -> '%s': %s\n", libsymlink, 24394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood applibdir, strerror(errno)); 24494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 24594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 24694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 24794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 24894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (selinux_android_setfilecon(pkgdir, pkgname, uid) < 0) { 24994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot setfilecon dir '%s': %s\n", pkgdir, strerror(errno)); 25094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(libsymlink); 25194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 25294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 25394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 25494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 25594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, uid, uid) < 0) { 25694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot chown dir '%s': %s\n", pkgdir, strerror(errno)); 25794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(libsymlink); 25894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(pkgdir); 25994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 26094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 26194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 26294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 26394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 26494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 26594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint delete_persona(uid_t persona) 26694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 26794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char data_path[PKG_PATH_MAX]; 26894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_persona_path(data_path, persona)) { 26994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 27094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 27194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (delete_dir_contents(data_path, 1, NULL)) { 27294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 27394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 27494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 27594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char media_path[PATH_MAX]; 27694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_persona_media_path(media_path, (userid_t) persona) == -1) { 27794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 27894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 27994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (delete_dir_contents(media_path, 1, NULL) == -1) { 28094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 28194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 28294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 28394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 28494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 28594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 28694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint delete_cache(const char *pkgname, uid_t persona) 28794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 28894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char cachedir[PKG_PATH_MAX]; 28994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 29094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(cachedir, pkgname, CACHE_DIR_POSTFIX, persona)) 29194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 29294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 29394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* delete contents, not the directory, no exceptions */ 29494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return delete_dir_contents(cachedir, 0, 0); 29594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 29694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 29794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood/* Try to ensure free_size bytes of storage are available. 29894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * Returns 0 on success. 29994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * This is rather simple-minded because doing a full LRU would 30094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * be potentially memory-intensive, and without atime it would 30194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * also require that apps constantly modify file metadata even 30294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * when just reading from the cache, which is pretty awful. 30394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 30494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint free_cache(int64_t free_size) 30594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 30694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cache_t* cache; 30794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t avail; 30894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DIR *d; 30994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct dirent *de; 31094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char tmpdir[PATH_MAX]; 31194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char *dirpos; 31294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 31394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood avail = data_disk_free(); 31494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (avail < 0) return -1; 31594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 31694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGI("free_cache(%" PRId64 ") avail %" PRId64 "\n", free_size, avail); 31794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (avail >= free_size) return 0; 31894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 31994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cache = start_cache_collection(); 32094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 32194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // Collect cache files for primary user. 32294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_persona_path(tmpdir, 0) == 0) { 32394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood //ALOGI("adding cache files from %s\n", tmpdir); 32494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood add_cache_files(cache, tmpdir, "cache"); 32594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 32694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 32794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // Search for other users and add any cache files from them. 32894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood snprintf(tmpdir, sizeof(tmpdir), "%s%s", android_data_dir.path, 32994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood SECONDARY_USER_PREFIX); 33094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dirpos = tmpdir + strlen(tmpdir); 33194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood d = opendir(tmpdir); 33294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (d != NULL) { 33394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while ((de = readdir(d))) { 33494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (de->d_type == DT_DIR) { 33594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood const char *name = de->d_name; 33694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* always skip "." and ".." */ 33794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (name[0] == '.') { 33894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (name[1] == 0) continue; 33994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((name[1] == '.') && (name[2] == 0)) continue; 34094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 34194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((strlen(name)+(dirpos-tmpdir)) < (sizeof(tmpdir)-1)) { 34294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(dirpos, name); 34394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood //ALOGI("adding cache files from %s\n", tmpdir); 34494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood add_cache_files(cache, tmpdir, "cache"); 34594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 34694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Path exceeds limit: %s%s", tmpdir, name); 34794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 34894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 34994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 35094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood closedir(d); 35194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 35294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 35394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // Collect cache files on external storage for all users (if it is mounted as part 35494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // of the internal storage). 35594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(tmpdir, android_media_dir.path); 35694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dirpos = tmpdir + strlen(tmpdir); 35794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood d = opendir(tmpdir); 35894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (d != NULL) { 35994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while ((de = readdir(d))) { 36094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (de->d_type == DT_DIR) { 36194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood const char *name = de->d_name; 36294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* skip any dir that doesn't start with a number, so not a user */ 36394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (name[0] < '0' || name[0] > '9') { 36494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood continue; 36594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 36694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((strlen(name)+(dirpos-tmpdir)) < (sizeof(tmpdir)-1)) { 36794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(dirpos, name); 36894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lookup_media_dir(tmpdir, "Android") == 0 36994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood && lookup_media_dir(tmpdir, "data") == 0) { 37094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood //ALOGI("adding cache files from %s\n", tmpdir); 37194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood add_cache_files(cache, tmpdir, "cache"); 37294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 37394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 37494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Path exceeds limit: %s%s", tmpdir, name); 37594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 37694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 37794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 37894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood closedir(d); 37994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 38094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 38194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood clear_cache_files(cache, free_size); 38294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood finish_cache_collection(cache); 38394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 38494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return data_disk_free() >= free_size ? 0 : -1; 38594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 38694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 38794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint move_dex(const char *src, const char *dst) 38894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 38994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char src_dex[PKG_PATH_MAX]; 39094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dst_dex[PKG_PATH_MAX]; 39194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 39294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (validate_apk_path(src)) return -1; 39394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (validate_apk_path(dst)) return -1; 39494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 39594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_cache_path(src_dex, src)) return -1; 39694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_cache_path(dst_dex, dst)) return -1; 39794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 39894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("move %s -> %s\n", src_dex, dst_dex); 39994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (rename(src_dex, dst_dex) < 0) { 40094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("Couldn't move %s: %s\n", src_dex, strerror(errno)); 40194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 40294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 40394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 40494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 40594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 40694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 40794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint rm_dex(const char *path) 40894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 40994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dex_path[PKG_PATH_MAX]; 41094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 41194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (validate_apk_path(path)) return -1; 41294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_cache_path(dex_path, path)) return -1; 41394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 41494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("unlink %s\n", dex_path); 41594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(dex_path) < 0) { 41694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("Couldn't unlink %s: %s\n", dex_path, strerror(errno)); 41794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 41894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 41994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 42094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 42194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 42294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 42394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint get_size(const char *pkgname, int persona, const char *apkpath, 42494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood const char *fwdlock_apkpath, const char *asecpath, 42594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t *_codesize, int64_t *_datasize, int64_t *_cachesize, 42694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t* _asecsize) 42794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 42894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DIR *d; 42994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dfd; 43094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct dirent *de; 43194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s; 43294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char path[PKG_PATH_MAX]; 43394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 43494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t codesize = 0; 43594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t datasize = 0; 43694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t cachesize = 0; 43794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t asecsize = 0; 43894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 43994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* count the source apk as code -- but only if it's not 44094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * on the /system partition and its not on the sdcard. 44194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 44294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (validate_system_app_path(apkpath) && 44394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strncmp(apkpath, android_asec_dir.path, android_asec_dir.len) != 0) { 44494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (stat(apkpath, &s) == 0) { 44594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood codesize += stat_size(&s); 44694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 44794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 44894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* count the forward locked apk as code if it is given 44994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 45094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (fwdlock_apkpath != NULL && fwdlock_apkpath[0] != '!') { 45194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (stat(fwdlock_apkpath, &s) == 0) { 45294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood codesize += stat_size(&s); 45394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 45494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 45594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* count the cached dexfile as code */ 45694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (!create_cache_path(path, apkpath)) { 45794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (stat(path, &s) == 0) { 45894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood codesize += stat_size(&s); 45994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 46094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 46194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 46294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* add in size of any libraries */ 46394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (!create_pkg_path_in_dir(path, &android_app_lib_dir, pkgname, PKG_DIR_POSTFIX)) { 46494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood d = opendir(path); 46594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (d != NULL) { 46694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dfd = dirfd(d); 46794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood codesize += calculate_dir_size(dfd); 46894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood closedir(d); 46994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 47094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 47194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 47294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* compute asec size if it is given 47394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 47494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (asecpath != NULL && asecpath[0] != '!') { 47594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (stat(asecpath, &s) == 0) { 47694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood asecsize += stat_size(&s); 47794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 47894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 47994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 48094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(path, pkgname, PKG_DIR_POSTFIX, persona)) { 48194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto done; 48294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 48394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 48494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood d = opendir(path); 48594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (d == NULL) { 48694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto done; 48794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 48894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dfd = dirfd(d); 48994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 49094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* most stuff in the pkgdir is data, except for the "cache" 49194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * directory and below, which is cache, and the "lib" directory 49294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * and below, which is code... 49394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 49494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while ((de = readdir(d))) { 49594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood const char *name = de->d_name; 49694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 49794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (de->d_type == DT_DIR) { 49894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int subfd; 49994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t statsize = 0; 50094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t dirsize = 0; 50194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* always skip "." and ".." */ 50294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (name[0] == '.') { 50394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (name[1] == 0) continue; 50494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((name[1] == '.') && (name[2] == 0)) continue; 50594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 50694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (fstatat(dfd, name, &s, AT_SYMLINK_NOFOLLOW) == 0) { 50794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood statsize = stat_size(&s); 50894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 50994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood subfd = openat(dfd, name, O_RDONLY | O_DIRECTORY); 51094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (subfd >= 0) { 51194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dirsize = calculate_dir_size(subfd); 51294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 51394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if(!strcmp(name,"lib")) { 51494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood codesize += dirsize + statsize; 51594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if(!strcmp(name,"cache")) { 51694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cachesize += dirsize + statsize; 51794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 51894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood datasize += dirsize + statsize; 51994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 52094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (de->d_type == DT_LNK && !strcmp(name,"lib")) { 52194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // This is the symbolic link to the application's library 52294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // code. We'll count this as code instead of data, since 52394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // it is not something that the app creates. 52494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (fstatat(dfd, name, &s, AT_SYMLINK_NOFOLLOW) == 0) { 52594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood codesize += stat_size(&s); 52694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 52794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 52894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (fstatat(dfd, name, &s, AT_SYMLINK_NOFOLLOW) == 0) { 52994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood datasize += stat_size(&s); 53094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 53194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 53294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 53394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood closedir(d); 53494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddone: 53594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood *_codesize = codesize; 53694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood *_datasize = datasize; 53794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood *_cachesize = cachesize; 53894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood *_asecsize = asecsize; 53994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 54094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 54194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 54294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 54394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood/* a simpler version of dexOptGenerateCacheFileName() */ 54494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint create_cache_path(char path[PKG_PATH_MAX], const char *src) 54594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 54694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char *tmp; 54794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int srclen; 54894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dstlen; 54994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 55094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srclen = strlen(src); 55194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 55294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* demand that we are an absolute path */ 55394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((src == 0) || (src[0] != '/') || strstr(src,"..")) { 55494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 55594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 55694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 55794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (srclen > PKG_PATH_MAX) { // XXX: PKG_NAME_MAX? 55894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 55994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 56094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 56194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dstlen = srclen + strlen(DALVIK_CACHE_PREFIX) + 56294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strlen(DALVIK_CACHE_POSTFIX) + 1; 56394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 56494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (dstlen > PKG_PATH_MAX) { 56594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 56694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 56794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 56894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood sprintf(path,"%s%s%s", 56994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DALVIK_CACHE_PREFIX, 57094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood src + 1, /* skip the leading / */ 57194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DALVIK_CACHE_POSTFIX); 57294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 57394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood for(tmp = path + strlen(DALVIK_CACHE_PREFIX); *tmp; tmp++) { 57494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (*tmp == '/') { 57594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood *tmp = '@'; 57694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 57794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 57894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 57994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 58094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 58194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 58294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodstatic void run_dexopt(int zip_fd, int odex_fd, const char* input_file_name, 58394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood const char* dexopt_flags) 58494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 58594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood static const char* DEX_OPT_BIN = "/system/bin/dexopt"; 58694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig 58794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char zip_num[MAX_INT_LEN]; 58894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char odex_num[MAX_INT_LEN]; 58994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 59094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood sprintf(zip_num, "%d", zip_fd); 59194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood sprintf(odex_num, "%d", odex_fd); 59294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 59394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood execl(DEX_OPT_BIN, DEX_OPT_BIN, "--zip", zip_num, odex_num, input_file_name, 59494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dexopt_flags, (char*) NULL); 59594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("execl(%s) failed: %s\n", DEX_OPT_BIN, strerror(errno)); 59694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 59794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 59894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodstatic int wait_dexopt(pid_t pid, const char* apk_path) 59994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 60094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int status; 60194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood pid_t got_pid; 60294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 60394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* 60494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * Wait for the optimization process to finish. 60594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 60694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while (1) { 60794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood got_pid = waitpid(pid, &status, 0); 60894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (got_pid == -1 && errno == EINTR) { 60994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood printf("waitpid interrupted, retrying\n"); 61094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 61194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood break; 61294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 61394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 61494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (got_pid != pid) { 61594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("waitpid failed: wanted %d, got %d: %s\n", 61694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood (int) pid, (int) got_pid, strerror(errno)); 61794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 1; 61894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 61994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 62094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (WIFEXITED(status) && WEXITSTATUS(status) == 0) { 62194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("DexInv: --- END '%s' (success) ---\n", apk_path); 62294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 62394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 62494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("DexInv: --- END '%s' --- status=0x%04x, process failed\n", 62594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood apk_path, status); 62694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return status; /* always nonzero */ 62794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 62894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 62994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 63094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint dexopt(const char *apk_path, uid_t uid, int is_public) 63194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 63294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct utimbuf ut; 63394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat apk_stat, dex_stat; 63494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dex_path[PKG_PATH_MAX]; 63594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dexopt_flags[PROPERTY_VALUE_MAX]; 63694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char *end; 63794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int res, zip_fd=-1, odex_fd=-1; 63894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 63994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* Before anything else: is there a .odex file? If so, we have 64094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * pre-optimized the apk and there is nothing to do here. 64194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 64294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (strlen(apk_path) >= (PKG_PATH_MAX - 8)) { 64394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 64494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 64594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 64694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* platform-specific flags affecting optimization and verification */ 64794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood property_get("dalvik.vm.dexopt-flags", dexopt_flags, ""); 64894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 64994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(dex_path, apk_path); 65094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood end = strrchr(dex_path, '.'); 65194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (end != NULL) { 65294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(end, ".odex"); 65394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (stat(dex_path, &dex_stat) == 0) { 65494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 65594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 65694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 65794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 65894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_cache_path(dex_path, apk_path)) { 65994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 66094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 66194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 66294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood memset(&apk_stat, 0, sizeof(apk_stat)); 66394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood stat(apk_path, &apk_stat); 66494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 66594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood zip_fd = open(apk_path, O_RDONLY, 0); 66694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (zip_fd < 0) { 66794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("dexopt cannot open '%s' for input\n", apk_path); 66894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 66994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 67094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 67194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(dex_path); 67294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood odex_fd = open(dex_path, O_RDWR | O_CREAT | O_EXCL, 0644); 67394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (odex_fd < 0) { 67494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("dexopt cannot open '%s' for output\n", dex_path); 67594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto fail; 67694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 67794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (fchmod(odex_fd, 67894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood S_IRUSR|S_IWUSR|S_IRGRP | 67994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood (is_public ? S_IROTH : 0)) < 0) { 68094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("dexopt cannot chmod '%s'\n", dex_path); 68194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto fail; 68294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 68394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (fchown(odex_fd, AID_SYSTEM, uid) < 0) { 68494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("dexopt cannot chown '%s'\n", dex_path); 68594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto fail; 68694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 68794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 68894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("DexInv: --- BEGIN '%s' ---\n", apk_path); 68994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 69094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood pid_t pid; 69194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood pid = fork(); 69294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (pid == 0) { 69394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* child -- drop privileges before continuing */ 69494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (setgid(uid) != 0) { 69594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("setgid(%d) failed during dexopt\n", uid); 69694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood exit(64); 69794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 69894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (setuid(uid) != 0) { 69994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("setuid(%d) during dexopt\n", uid); 70094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood exit(65); 70194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 70294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // drop capabilities 70394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct __user_cap_header_struct capheader; 70494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct __user_cap_data_struct capdata[2]; 70594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood memset(&capheader, 0, sizeof(capheader)); 70694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood memset(&capdata, 0, sizeof(capdata)); 70794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood capheader.version = _LINUX_CAPABILITY_VERSION_3; 70894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (capset(&capheader, &capdata[0]) < 0) { 70994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("capset failed: %s\n", strerror(errno)); 71094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood exit(66); 71194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 71294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (flock(odex_fd, LOCK_EX | LOCK_NB) != 0) { 71394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("flock(%s) failed: %s\n", dex_path, strerror(errno)); 71494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood exit(67); 71594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 71694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 71794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood run_dexopt(zip_fd, odex_fd, apk_path, dexopt_flags); 71894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood exit(68); /* only get here on exec failure */ 71994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 72094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood res = wait_dexopt(pid, apk_path); 72194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (res != 0) { 72294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("dexopt failed on '%s' res = %d\n", dex_path, res); 72394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto fail; 72494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 72594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 72694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 72794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ut.actime = apk_stat.st_atime; 72894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ut.modtime = apk_stat.st_mtime; 72994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood utime(dex_path, &ut); 73094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 73194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood close(odex_fd); 73294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood close(zip_fd); 73394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 73494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 73594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodfail: 73694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (odex_fd >= 0) { 73794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood close(odex_fd); 73894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(dex_path); 73994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 74094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (zip_fd >= 0) { 74194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood close(zip_fd); 74294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 74394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 74494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 74594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 74694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodvoid mkinnerdirs(char* path, int basepos, mode_t mode, int uid, int gid, 74794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat* statbuf) 74894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 74994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while (path[basepos] != 0) { 75094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (path[basepos] == '/') { 75194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood path[basepos] = 0; 75294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(path, statbuf) < 0) { 75394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Making directory: %s\n", path); 75494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (mkdir(path, mode) == 0) { 75594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood chown(path, uid, gid); 75694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 75794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Unable to make directory %s: %s\n", path, strerror(errno)); 75894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 75994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 76094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood path[basepos] = '/'; 76194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood basepos++; 76294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 76394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood basepos++; 76494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 76594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 76694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 76794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint movefileordir(char* srcpath, char* dstpath, int dstbasepos, 76894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dstuid, int dstgid, struct stat* statbuf) 76994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 77094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DIR *d; 77194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct dirent *de; 77294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int res; 77394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 77494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int srcend = strlen(srcpath); 77594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dstend = strlen(dstpath); 77694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 77794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(srcpath, statbuf) < 0) { 77894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Unable to stat %s: %s\n", srcpath, strerror(errno)); 77994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 1; 78094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 78194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 78294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((statbuf->st_mode&S_IFDIR) == 0) { 78394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood mkinnerdirs(dstpath, dstbasepos, S_IRWXU|S_IRWXG|S_IXOTH, 78494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dstuid, dstgid, statbuf); 78594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Renaming %s to %s (uid %d)\n", srcpath, dstpath, dstuid); 78694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (rename(srcpath, dstpath) >= 0) { 78794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(dstpath, dstuid, dstgid) < 0) { 78894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot chown %s: %s\n", dstpath, strerror(errno)); 78994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood unlink(dstpath); 79094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 1; 79194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 79294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 79394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Unable to rename %s to %s: %s\n", 79494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpath, dstpath, strerror(errno)); 79594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 1; 79694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 79794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 79894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 79994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 80094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood d = opendir(srcpath); 80194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (d == NULL) { 80294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Unable to opendir %s: %s\n", srcpath, strerror(errno)); 80394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 1; 80494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 80594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 80694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood res = 0; 80794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 80894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while ((de = readdir(d))) { 80994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood const char *name = de->d_name; 81094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* always skip "." and ".." */ 81194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (name[0] == '.') { 81294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (name[1] == 0) continue; 81394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((name[1] == '.') && (name[2] == 0)) continue; 81494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 81594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 81694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((srcend+strlen(name)) >= (PKG_PATH_MAX-2)) { 81794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Source path too long; skipping: %s/%s\n", srcpath, name); 81894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood continue; 81994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 82094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 82194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if ((dstend+strlen(name)) >= (PKG_PATH_MAX-2)) { 82294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Destination path too long; skipping: %s/%s\n", dstpath, name); 82394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood continue; 82494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 82594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 82694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpath[srcend] = dstpath[dstend] = '/'; 82794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(srcpath+srcend+1, name); 82894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(dstpath+dstend+1, name); 82994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 83094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (movefileordir(srcpath, dstpath, dstbasepos, dstuid, dstgid, statbuf) != 0) { 83194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood res = 1; 83294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 83394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 83494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // Note: we will be leaving empty directories behind in srcpath, 83594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // but that is okay, the package manager will be erasing all of the 83694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // data associated with .apks that disappear. 83794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 83894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpath[srcend] = dstpath[dstend] = 0; 83994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 84094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 84194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood closedir(d); 84294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return res; 84394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 84494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 84594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint movefiles() 84694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 84794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DIR *d; 84894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dfd, subfd; 84994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct dirent *de; 85094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s; 85194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char buf[PKG_PATH_MAX+1]; 85294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int bufp, bufe, bufi, readlen; 85394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 85494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char srcpkg[PKG_NAME_MAX]; 85594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dstpkg[PKG_NAME_MAX]; 85694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char srcpath[PKG_PATH_MAX]; 85794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dstpath[PKG_PATH_MAX]; 85894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dstuid=-1, dstgid=-1; 85994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int hasspace; 86094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 86194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood d = opendir(UPDATE_COMMANDS_DIR_PREFIX); 86294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (d == NULL) { 86394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto done; 86494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 86594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dfd = dirfd(d); 86694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 86794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* Iterate through all files in the directory, executing the 86894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * file movements requested there-in. 86994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 87094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while ((de = readdir(d))) { 87194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood const char *name = de->d_name; 87294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 87394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (de->d_type == DT_DIR) { 87494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood continue; 87594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 87694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood subfd = openat(dfd, name, O_RDONLY); 87794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (subfd < 0) { 87894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Unable to open update commands at %s%s\n", 87994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood UPDATE_COMMANDS_DIR_PREFIX, name); 88094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood continue; 88194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 88294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 88394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufp = 0; 88494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufe = 0; 88594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood buf[PKG_PATH_MAX] = 0; 88694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpkg[0] = dstpkg[0] = 0; 88794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while (1) { 88894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufi = bufp; 88994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while (bufi < bufe && buf[bufi] != '\n') { 89094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufi++; 89194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 89294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (bufi < bufe) { 89394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood buf[bufi] = 0; 89494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Processing line: %s\n", buf+bufp); 89594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood hasspace = 0; 89694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while (bufp < bufi && isspace(buf[bufp])) { 89794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood hasspace = 1; 89894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufp++; 89994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 90094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (buf[bufp] == '#' || bufp == bufi) { 90194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // skip comments and empty lines. 90294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (hasspace) { 90394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (dstpkg[0] == 0) { 90494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Path before package line in %s%s: %s\n", 90594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood UPDATE_COMMANDS_DIR_PREFIX, name, buf+bufp); 90694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (srcpkg[0] == 0) { 90794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // Skip -- source package no longer exists. 90894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 90994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Move file: %s (from %s to %s)\n", buf+bufp, srcpkg, dstpkg); 91094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (!create_move_path(srcpath, srcpkg, buf+bufp, 0) && 91194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood !create_move_path(dstpath, dstpkg, buf+bufp, 0)) { 91294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood movefileordir(srcpath, dstpath, 91394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strlen(dstpath)-strlen(buf+bufp), 91494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dstuid, dstgid, &s); 91594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 91694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 91794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 91894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char* div = strchr(buf+bufp, ':'); 91994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (div == NULL) { 92094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Bad package spec in %s%s; no ':' sep: %s\n", 92194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood UPDATE_COMMANDS_DIR_PREFIX, name, buf+bufp); 92294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 92394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood *div = 0; 92494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood div++; 92594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (strlen(buf+bufp) < PKG_NAME_MAX) { 92694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(dstpkg, buf+bufp); 92794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 92894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpkg[0] = dstpkg[0] = 0; 92994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Package name too long in %s%s: %s\n", 93094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood UPDATE_COMMANDS_DIR_PREFIX, name, buf+bufp); 93194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 93294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (strlen(div) < PKG_NAME_MAX) { 93394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strcpy(srcpkg, div); 93494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 93594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpkg[0] = dstpkg[0] = 0; 93694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Package name too long in %s%s: %s\n", 93794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood UPDATE_COMMANDS_DIR_PREFIX, name, div); 93894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 93994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (srcpkg[0] != 0) { 94094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (!create_pkg_path(srcpath, srcpkg, PKG_DIR_POSTFIX, 0)) { 94194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(srcpath, &s) < 0) { 94294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // Package no longer exists -- skip. 94394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpkg[0] = 0; 94494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 94594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 94694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpkg[0] = 0; 94794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Can't create path %s in %s%s\n", 94894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood div, UPDATE_COMMANDS_DIR_PREFIX, name); 94994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 95094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (srcpkg[0] != 0) { 95194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (!create_pkg_path(dstpath, dstpkg, PKG_DIR_POSTFIX, 0)) { 95294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(dstpath, &s) == 0) { 95394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dstuid = s.st_uid; 95494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood dstgid = s.st_gid; 95594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 95694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // Destination package doesn't 95794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // exist... due to original-package, 95894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // this is normal, so don't be 95994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood // noisy about it. 96094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpkg[0] = 0; 96194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 96294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 96394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpkg[0] = 0; 96494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Can't create path %s in %s%s\n", 96594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood div, UPDATE_COMMANDS_DIR_PREFIX, name); 96694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 96794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 96894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Transfering from %s to %s: uid=%d\n", 96994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood srcpkg, dstpkg, dstuid); 97094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 97194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 97294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 97394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufp = bufi+1; 97494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 97594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (bufp == 0) { 97694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (bufp < bufe) { 97794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Line too long in %s%s, skipping: %s\n", 97894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood UPDATE_COMMANDS_DIR_PREFIX, name, buf); 97994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 98094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (bufp < bufe) { 98194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood memcpy(buf, buf+bufp, bufe-bufp); 98294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufe -= bufp; 98394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufp = 0; 98494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 98594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood readlen = read(subfd, buf+bufe, PKG_PATH_MAX-bufe); 98694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (readlen < 0) { 98794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Failure reading update commands in %s%s: %s\n", 98894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood UPDATE_COMMANDS_DIR_PREFIX, name, strerror(errno)); 98994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood break; 99094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (readlen == 0) { 99194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood break; 99294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 99394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood bufe += readlen; 99494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood buf[bufe] = 0; 99594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Read buf: %s\n", buf); 99694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 99794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 99894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood close(subfd); 99994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 100094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 100194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood closedir(d); 100294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwooddone: 100394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return 0; 100494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 100594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 100694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodint linklib(const char* pkgname, const char* asecLibDir, int userId) 100794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 100894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char pkgdir[PKG_PATH_MAX]; 100994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char libsymlink[PKG_PATH_MAX]; 101094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s, libStat; 101194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int rc = 0; 101294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 101394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(pkgdir, pkgname, PKG_DIR_POSTFIX, userId)) { 101494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create package path\n"); 101594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 101694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 101794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (create_pkg_path(libsymlink, pkgname, PKG_LIB_POSTFIX, userId)) { 101894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("cannot create package lib symlink origin path\n"); 101994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 102094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 102194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 102294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (stat(pkgdir, &s) < 0) return -1; 102394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 102494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, AID_INSTALL, AID_INSTALL) < 0) { 102594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("failed to chown '%s': %s\n", pkgdir, strerror(errno)); 102694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 102794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 102894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 102994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, 0700) < 0) { 103094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("linklib() 1: failed to chmod '%s': %s\n", pkgdir, strerror(errno)); 103194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 103294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 103394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 103494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 103594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(libsymlink, &libStat) < 0) { 103694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (errno != ENOENT) { 103794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't stat lib dir: %s\n", strerror(errno)); 103894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 103994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 104094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 104194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 104294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (S_ISDIR(libStat.st_mode)) { 104394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (delete_dir_contents(libsymlink, 1, 0) < 0) { 104494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 104594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 104694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 104794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (S_ISLNK(libStat.st_mode)) { 104894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(libsymlink) < 0) { 104994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't unlink lib dir: %s\n", strerror(errno)); 105094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 105194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 105294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 105394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 105494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 105594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 105694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (symlink(asecLibDir, libsymlink) < 0) { 105794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't symlink directory '%s' -> '%s': %s\n", libsymlink, asecLibDir, 105894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strerror(errno)); 105994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -errno; 106094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 106194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 106294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 106394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodout: 106494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, s.st_mode) < 0) { 106594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("linklib() 2: failed to chmod '%s': %s\n", pkgdir, strerror(errno)); 106694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -errno; 106794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 106894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 106994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, s.st_uid, s.st_gid) < 0) { 107094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("failed to chown '%s' : %s\n", pkgdir, strerror(errno)); 107194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -errno; 107294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 107394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 107494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return rc; 107594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 1076