1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef __CORE_FS_MGR_PRIV_H 18 #define __CORE_FS_MGR_PRIV_H 19 20 #include <cutils/klog.h> 21 #include <fs_mgr.h> 22 23 #define INFO(x...) KLOG_INFO("fs_mgr", x) 24 #define ERROR(x...) KLOG_ERROR("fs_mgr", x) 25 26 #define CRYPTO_TMPFS_OPTIONS "size=256m,mode=0771,uid=1000,gid=1000" 27 28 #define WAIT_TIMEOUT 20 29 30 /* fstab has the following format: 31 * 32 * Any line starting with a # is a comment and ignored 33 * 34 * Any blank line is ignored 35 * 36 * All other lines must be in this format: 37 * <source> <mount_point> <fs_type> <mount_flags> <fs_options> <fs_mgr_options> 38 * 39 * <mount_flags> is a comma separated list of flags that can be passed to the 40 * mount command. The list includes noatime, nosuid, nodev, nodiratime, 41 * ro, rw, remount, defaults. 42 * 43 * <fs_options> is a comma separated list of options accepted by the filesystem being 44 * mounted. It is passed directly to mount without being parsed 45 * 46 * <fs_mgr_options> is a comma separated list of flags that control the operation of 47 * the fs_mgr program. The list includes "wait", which will wait till 48 * the <source> file exists, and "check", which requests that the fs_mgr 49 * run an fscheck program on the <source> before mounting the filesystem. 50 * If check is specifed on a read-only filesystem, it is ignored. 51 * Also, "encryptable" means that filesystem can be encrypted. 52 * The "encryptable" flag _MUST_ be followed by a = and a string which 53 * is the location of the encryption keys. It can either be a path 54 * to a file or partition which contains the keys, or the word "footer" 55 * which means the keys are in the last 16 Kbytes of the partition 56 * containing the filesystem. 57 * 58 * When the fs_mgr is requested to mount all filesystems, it will first mount all the 59 * filesystems that do _NOT_ specify check (including filesystems that are read-only and 60 * specify check, because check is ignored in that case) and then it will check and mount 61 * filesystem marked with check. 62 * 63 */ 64 65 #define MF_WAIT 0x1 66 #define MF_CHECK 0x2 67 #define MF_CRYPT 0x4 68 #define MF_NONREMOVABLE 0x8 69 #define MF_VOLDMANAGED 0x10 70 #define MF_LENGTH 0x20 71 #define MF_RECOVERYONLY 0x40 72 #define MF_SWAPPRIO 0x80 73 #define MF_ZRAMSIZE 0x100 74 #define MF_VERIFY 0x200 75 #define MF_FORCECRYPT 0x400 76 #define MF_NOEMULATEDSD 0x800 /* no emulated sdcard daemon, sd card is the only 77 external storage */ 78 #define MF_FORMATTABLE 0x1000 79 80 #define DM_BUF_SIZE 4096 81 82 #endif /* __CORE_FS_MGR_PRIV_H */ 83 84
