| /* |
| ** Copyright 2015, The Android Open Source Project |
| ** |
| ** Licensed under the Apache License, Version 2.0 (the "License"); |
| ** you may not use this file except in compliance with the License. |
| ** You may obtain a copy of the License at |
| ** |
| ** http://www.apache.org/licenses/LICENSE-2.0 |
| ** |
| ** Unless required by applicable law or agreed to in writing, software |
| ** distributed under the License is distributed on an "AS IS" BASIS, |
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| ** See the License for the specific language governing permissions and |
| ** limitations under the License. |
| */ |
| |
| #define LOG_TAG "installd" |
| |
| #include <globals.h> |
| #include <installd_constants.h> |
| #include <utils.h> |
| |
| #include <android-base/logging.h> |
| |
| #include <stdlib.h> |
| #include <string.h> |
| |
| namespace android { |
| namespace installd { |
| |
| static constexpr const char* APP_SUBDIR = "app/"; // sub-directory under ANDROID_DATA |
| |
| static constexpr const char* PRIV_APP_SUBDIR = "priv-app/"; // sub-directory under ANDROID_DATA |
| |
| static constexpr const char* EPHEMERAL_APP_SUBDIR = "app-ephemeral/"; // sub-directory under |
| // ANDROID_DATA |
| |
| static constexpr const char* APP_LIB_SUBDIR = "app-lib/"; // sub-directory under ANDROID_DATA |
| |
| static constexpr const char* MEDIA_SUBDIR = "media/"; // sub-directory under ANDROID_DATA |
| |
| static constexpr const char* PROFILES_SUBDIR = "misc/profiles"; // sub-directory under ANDROID_DATA |
| |
| static constexpr const char* PRIVATE_APP_SUBDIR = "app-private/"; // sub-directory under |
| // ANDROID_DATA |
| |
| std::string android_app_dir; |
| std::string android_app_ephemeral_dir; |
| std::string android_app_lib_dir; |
| std::string android_app_private_dir; |
| std::string android_asec_dir; |
| std::string android_data_dir; |
| std::string android_media_dir; |
| std::string android_mnt_expand_dir; |
| std::string android_profiles_dir; |
| std::string android_root_dir; |
| |
| std::vector<std::string> android_system_dirs; |
| |
| bool init_globals_from_data_and_root() { |
| const char* data_path = getenv("ANDROID_DATA"); |
| if (data_path == nullptr) { |
| LOG(ERROR) << "Could not find ANDROID_DATA"; |
| return false; |
| } |
| const char* root_path = getenv("ANDROID_ROOT"); |
| if (root_path == nullptr) { |
| LOG(ERROR) << "Could not find ANDROID_ROOT"; |
| return false; |
| } |
| return init_globals_from_data_and_root(data_path, root_path); |
| } |
| |
| static std::string ensure_trailing_slash(const std::string& path) { |
| if (path.rfind('/') != path.size() - 1) { |
| return path + '/'; |
| } else { |
| return path; |
| } |
| } |
| |
| bool init_globals_from_data_and_root(const char* data, const char* root) { |
| // Get the android data directory. |
| android_data_dir = ensure_trailing_slash(data); |
| |
| // Get the android root directory. |
| android_root_dir = ensure_trailing_slash(root); |
| |
| // Get the android app directory. |
| android_app_dir = android_data_dir + APP_SUBDIR; |
| |
| // Get the android protected app directory. |
| android_app_private_dir = android_data_dir + PRIVATE_APP_SUBDIR; |
| |
| // Get the android ephemeral app directory. |
| android_app_ephemeral_dir = android_data_dir + EPHEMERAL_APP_SUBDIR; |
| |
| // Get the android app native library directory. |
| android_app_lib_dir = android_data_dir + APP_LIB_SUBDIR; |
| |
| // Get the sd-card ASEC mount point. |
| android_asec_dir = ensure_trailing_slash(getenv(ASEC_MOUNTPOINT_ENV_NAME)); |
| |
| // Get the android media directory. |
| android_media_dir = android_data_dir + MEDIA_SUBDIR; |
| |
| // Get the android external app directory. |
| android_mnt_expand_dir = "/mnt/expand/"; |
| |
| // Get the android profiles directory. |
| android_profiles_dir = android_data_dir + PROFILES_SUBDIR; |
| |
| // Take note of the system and vendor directories. |
| android_system_dirs.clear(); |
| android_system_dirs.push_back(android_root_dir + APP_SUBDIR); |
| android_system_dirs.push_back(android_root_dir + PRIV_APP_SUBDIR); |
| android_system_dirs.push_back("/vendor/app/"); |
| android_system_dirs.push_back("/oem/app/"); |
| |
| return true; |
| } |
| |
| } // namespace installd |
| } // namespace android |