From 1cc2f9d77fa8124fd00b7be1a9007620bba238d9 Mon Sep 17 00:00:00 2001 From: Martijn Coenen Date: Tue, 18 Feb 2020 16:21:35 +0100 Subject: [PATCH] Add project ID constants. These will be used for quota tracking on external storage devices that don't have sdcardfs. Bug: 146419093 Test: N/A Change-Id: If00961cc3807bcc3e93675e5d27dd6444007fdba --- .../private/android_projectid_config.h | 51 +++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 libcutils/include/private/android_projectid_config.h diff --git a/libcutils/include/private/android_projectid_config.h b/libcutils/include/private/android_projectid_config.h new file mode 100644 index 000000000..7ef385405 --- /dev/null +++ b/libcutils/include/private/android_projectid_config.h @@ -0,0 +1,51 @@ +/* + * Copyright (C) 2020 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. + */ + +#pragma once + +/* + * This file describes the project ID values we use for filesystem quota + * tracking. It is used on devices that don't have the sdcardfs kernel module, + * which requires us to use filesystem project IDs for efficient quota + * calculation. + * + * These values are typically set on files and directories using extended + * attributes; see vold for examples. + */ + +/* Default project ID for files on external storage. */ +#define PROJECT_ID_EXT_DEFAULT 1000 +/* Project ID for audio files on external storage. */ +#define PROJECT_ID_EXT_MEDIA_AUDIO 1001 +/* Project ID for video files on external storage. */ +#define PROJECT_ID_EXT_MEDIA_VIDEO 1002 +/* Project ID for image files on external storage. */ +#define PROJECT_ID_EXT_MEDIA_IMAGE 1003 + +/* Start of project IDs for apps to mark external app data. */ +#define PROJECT_ID_EXT_DATA_START 20000 +/* End of project IDs for apps to mark external app data. */ +#define PROJECT_ID_EXT_DATA_END 29999 + +/* Start of project IDs for apps to mark external cached data. */ +#define PROJECT_ID_EXT_CACHE_START 30000 +/* End of project IDs for apps to mark external cached data. */ +#define PROJECT_ID_EXT_CACHE_END 39999 + +/* Start of project IDs for apps to mark external OBB data. */ +#define PROJECT_ID_EXT_OBB_START 40000 +/* End of project IDs for apps to mark external OBB data. */ +#define PROJECT_ID_EXT_OBB_END 49999