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/*
* Copyright (C) 2007 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.
*/
/* This file is used to define the properties of the filesystem
** images generated by build tools (mkbootfs and mkyaffs2image) and
** by the device side of adb.
*/
#ifndef _ANDROID_FILESYSTEM_CONFIG_H_
#define _ANDROID_FILESYSTEM_CONFIG_H_
#include <sys/cdefs.h>
#include <sys/types.h>
#include <stdint.h>
#if defined(__ANDROID__)
#include <linux/capability.h>
#else
#include "android_filesystem_capability.h"
#endif
#define CAP_MASK_LONG(cap_name) (1ULL << (cap_name))
/* This is the master Users and Groups config for the platform.
* DO NOT EVER RENUMBER
*/
#define AID_ROOT 0 /* traditional unix root user */
#define AID_SYSTEM 1000 /* system server */
#define AID_RADIO 1001 /* telephony subsystem, RIL */
#define AID_BLUETOOTH 1002 /* bluetooth subsystem */
#define AID_GRAPHICS 1003 /* graphics devices */
#define AID_INPUT 1004 /* input devices */
#define AID_AUDIO 1005 /* audio devices */
#define AID_CAMERA 1006 /* camera devices */
#define AID_LOG 1007 /* log devices */
#define AID_COMPASS 1008 /* compass device */
#define AID_MOUNT 1009 /* mountd socket */
#define AID_WIFI 1010 /* wifi subsystem */
#define AID_ADB 1011 /* android debug bridge (adbd) */
#define AID_INSTALL 1012 /* group for installing packages */
#define AID_MEDIA 1013 /* mediaserver process */
#define AID_DHCP 1014 /* dhcp client */
#define AID_SDCARD_RW 1015 /* external storage write access */
#define AID_VPN 1016 /* vpn system */
#define AID_KEYSTORE 1017 /* keystore subsystem */
#define AID_USB 1018 /* USB devices */
#define AID_DRM 1019 /* DRM server */
#define AID_MDNSR 1020 /* MulticastDNSResponder (service discovery) */
#define AID_GPS 1021 /* GPS daemon */
#define AID_UNUSED1 1022 /* deprecated, DO NOT USE */
#define AID_MEDIA_RW 1023 /* internal media storage write access */
#define AID_MTP 1024 /* MTP USB driver access */
#define AID_UNUSED2 1025 /* deprecated, DO NOT USE */
#define AID_DRMRPC 1026 /* group for drm rpc */
#define AID_NFC 1027 /* nfc subsystem */
#define AID_SDCARD_R 1028 /* external storage read access */
#define AID_CLAT 1029 /* clat part of nat464 */
#define AID_LOOP_RADIO 1030 /* loop radio devices */
#define AID_MEDIA_DRM 1031 /* MediaDrm plugins */
#define AID_PACKAGE_INFO 1032 /* access to installed package details */
#define AID_SDCARD_PICS 1033 /* external storage photos access */
#define AID_SDCARD_AV 1034 /* external storage audio/video access */
#define AID_SDCARD_ALL 1035 /* access all users external storage */
#define AID_LOGD 1036 /* log daemon */
#define AID_SHARED_RELRO 1037 /* creator of shared GNU RELRO files */
#define AID_DBUS 1038 /* dbus-daemon IPC broker process */
#define AID_TLSDATE 1039 /* tlsdate unprivileged user */
#define AID_MEDIA_EX 1040 /* mediaextractor process */
#define AID_AUDIOSERVER 1041 /* audioserver process */
#define AID_METRICS_COLL 1042 /* metrics_collector process */
#define AID_METRICSD 1043 /* metricsd process */
#define AID_WEBSERV 1044 /* webservd process */
#define AID_DEBUGGERD 1045 /* debuggerd unprivileged user */
#define AID_MEDIA_CODEC 1046 /* mediacodec process */
#define AID_CAMERASERVER 1047 /* cameraserver process */
#define AID_FIREWALL 1048 /* firewalld process */
#define AID_TRUNKS 1049 /* trunksd process (TPM daemon) */
#define AID_NVRAM 1050 /* Access-controlled NVRAM */
#define AID_DNS 1051 /* DNS resolution daemon (system: netd) */
#define AID_DNS_TETHER 1052 /* DNS resolution daemon (tether: dnsmasq) */
/* Changes to this file must be made in AOSP, *not* in internal branches. */
#define AID_SHELL 2000 /* adb and debug shell user */
#define AID_CACHE 2001 /* cache access */
#define AID_DIAG 2002 /* access to diagnostic resources */
/* The range 2900-2999 is reserved for OEM, and must never be
* used here */
#define AID_OEM_RESERVED_START 2900
#define AID_OEM_RESERVED_END 2999
/* The 3000 series are intended for use as supplemental group id's only.
* They indicate special Android capabilities that the kernel is aware of. */
#define AID_NET_BT_ADMIN 3001 /* bluetooth: create any socket */
#define AID_NET_BT 3002 /* bluetooth: create sco, rfcomm or l2cap sockets */
#define AID_INET 3003 /* can create AF_INET and AF_INET6 sockets */
#define AID_NET_RAW 3004 /* can create raw INET sockets */
#define AID_NET_ADMIN 3005 /* can configure interfaces and routing tables. */
#define AID_NET_BW_STATS 3006 /* read bandwidth statistics */
#define AID_NET_BW_ACCT 3007 /* change bandwidth statistics accounting */
#define AID_NET_BT_STACK 3008 /* bluetooth: access config files */
#define AID_READPROC 3009 /* Allow /proc read access */
#define AID_WAKELOCK 3010 /* Allow system wakelock read/write access */
/* The range 5000-5999 is also reserved for OEM, and must never be used here. */
#define AID_OEM_RESERVED_2_START 5000
#define AID_OEM_RESERVED_2_END 5999
#define AID_EVERYBODY 9997 /* shared between all apps in the same profile */
#define AID_MISC 9998 /* access to misc storage */
#define AID_NOBODY 9999
#define AID_APP 10000 /* first app user */
#define AID_ISOLATED_START 99000 /* start of uids for fully isolated sandboxed processes */
#define AID_ISOLATED_END 99999 /* end of uids for fully isolated sandboxed processes */
#define AID_USER 100000 /* offset for uid ranges for each user */
#define AID_SHARED_GID_START 50000 /* start of gids for apps in each user to share */
#define AID_SHARED_GID_END 59999 /* start of gids for apps in each user to share */
#if !defined(EXCLUDE_FS_CONFIG_STRUCTURES)
/*
* Used in:
* bionic/libc/bionic/stubs.cpp
* external/libselinux/src/android.c
* system/core/logd/LogStatistics.cpp
* system/core/init/ueventd.cpp
* system/core/init/util.cpp
*/
struct android_id_info {
const char *name;
unsigned aid;
};
static const struct android_id_info android_ids[] = {
{ "root", AID_ROOT, },
{ "system", AID_SYSTEM, },
{ "radio", AID_RADIO, },
{ "bluetooth", AID_BLUETOOTH, },
{ "graphics", AID_GRAPHICS, },
{ "input", AID_INPUT, },
{ "audio", AID_AUDIO, },
{ "camera", AID_CAMERA, },
{ "log", AID_LOG, },
{ "compass", AID_COMPASS, },
{ "mount", AID_MOUNT, },
{ "wifi", AID_WIFI, },
{ "adb", AID_ADB, },
{ "install", AID_INSTALL, },
{ "media", AID_MEDIA, },
{ "dhcp", AID_DHCP, },
{ "sdcard_rw", AID_SDCARD_RW, },
{ "vpn", AID_VPN, },
{ "keystore", AID_KEYSTORE, },
{ "usb", AID_USB, },
{ "drm", AID_DRM, },
{ "mdnsr", AID_MDNSR, },
{ "gps", AID_GPS, },
// AID_UNUSED1
{ "media_rw", AID_MEDIA_RW, },
{ "mtp", AID_MTP, },
// AID_UNUSED2
{ "drmrpc", AID_DRMRPC, },
{ "nfc", AID_NFC, },
{ "sdcard_r", AID_SDCARD_R, },
{ "clat", AID_CLAT, },
{ "loop_radio", AID_LOOP_RADIO, },
{ "mediadrm", AID_MEDIA_DRM, },
{ "package_info", AID_PACKAGE_INFO, },
{ "sdcard_pics", AID_SDCARD_PICS, },
{ "sdcard_av", AID_SDCARD_AV, },
{ "sdcard_all", AID_SDCARD_ALL, },
{ "logd", AID_LOGD, },
{ "shared_relro", AID_SHARED_RELRO, },
{ "dbus", AID_DBUS, },
{ "tlsdate", AID_TLSDATE, },
{ "mediaex", AID_MEDIA_EX, },
{ "audioserver", AID_AUDIOSERVER, },
{ "metrics_coll", AID_METRICS_COLL },
{ "metricsd", AID_METRICSD },
{ "webserv", AID_WEBSERV },
{ "debuggerd", AID_DEBUGGERD, },
{ "mediacodec", AID_MEDIA_CODEC, },
{ "cameraserver", AID_CAMERASERVER, },
{ "firewall", AID_FIREWALL, },
{ "trunks", AID_TRUNKS, },
{ "nvram", AID_NVRAM, },
{ "dns", AID_DNS, },
{ "dns_tether", AID_DNS_TETHER, },
{ "shell", AID_SHELL, },
{ "cache", AID_CACHE, },
{ "diag", AID_DIAG, },
{ "net_bt_admin", AID_NET_BT_ADMIN, },
{ "net_bt", AID_NET_BT, },
{ "inet", AID_INET, },
{ "net_raw", AID_NET_RAW, },
{ "net_admin", AID_NET_ADMIN, },
{ "net_bw_stats", AID_NET_BW_STATS, },
{ "net_bw_acct", AID_NET_BW_ACCT, },
{ "net_bt_stack", AID_NET_BT_STACK, },
{ "readproc", AID_READPROC, },
{ "wakelock", AID_WAKELOCK, },
{ "everybody", AID_EVERYBODY, },
{ "misc", AID_MISC, },
{ "nobody", AID_NOBODY, },
};
#define android_id_count \
(sizeof(android_ids) / sizeof(android_ids[0]))
struct fs_path_config {
unsigned mode;
unsigned uid;
unsigned gid;
uint64_t capabilities;
const char *prefix;
};
/* Rules for directories and files has moved to system/code/libcutils/fs_config.c */
__BEGIN_DECLS
/*
* Used in:
* build/tools/fs_config/fs_config.c
* build/tools/fs_get_stats/fs_get_stats.c
* system/extras/ext4_utils/make_ext4fs_main.c
* external/squashfs-tools/squashfs-tools/android.c
* system/core/cpio/mkbootfs.c
* system/core/adb/file_sync_service.cpp
* system/extras/ext4_utils/canned_fs_config.c
*/
void fs_config(const char *path, int dir, const char *target_out_path,
unsigned *uid, unsigned *gid, unsigned *mode, uint64_t *capabilities);
ssize_t fs_config_generate(char *buffer, size_t length, const struct fs_path_config *pc);
__END_DECLS
#endif
#endif