Dees Troy | 3be70a8 | 2013-10-22 14:25:12 +0000 | [diff] [blame] | 1 | /* |
Ethan Yonker | 472f506 | 2016-02-25 13:47:30 -0600 | [diff] [blame] | 2 | Copyright 2014 to 2016 TeamWin |
Dees Troy | 3be70a8 | 2013-10-22 14:25:12 +0000 | [diff] [blame] | 3 | This file is part of TWRP/TeamWin Recovery Project. |
| 4 | |
| 5 | TWRP is free software: you can redistribute it and/or modify |
| 6 | it under the terms of the GNU General Public License as published by |
| 7 | the Free Software Foundation, either version 3 of the License, or |
| 8 | (at your option) any later version. |
| 9 | |
| 10 | TWRP is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU General Public License |
| 16 | along with TWRP. If not, see <http://www.gnu.org/licenses/>. |
| 17 | */ |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 18 | |
| 19 | #ifndef __TWRP_Partition_Manager |
| 20 | #define __TWRP_Partition_Manager |
| 21 | |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 22 | #include <vector> |
| 23 | #include <string> |
bigbiff bigbiff | 34684ff | 2013-12-01 21:03:45 -0500 | [diff] [blame] | 24 | #include "twrpDU.hpp" |
bigbiff | 7abc5fe | 2015-01-17 16:53:12 -0500 | [diff] [blame] | 25 | #include "tw_atomic.hpp" |
Ethan Yonker | 472f506 | 2016-02-25 13:47:30 -0600 | [diff] [blame] | 26 | #include "progresstracking.hpp" |
Dees_Troy | 5bf4392 | 2012-09-07 16:07:55 -0400 | [diff] [blame] | 27 | |
| 28 | #define MAX_FSTAB_LINE_LENGTH 2048 |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 29 | |
Dees_Troy | 51a0e82 | 2012-09-05 15:24:24 -0400 | [diff] [blame] | 30 | using namespace std; |
| 31 | |
Dees_Troy | a13d74f | 2013-03-24 08:54:55 -0500 | [diff] [blame] | 32 | struct PartitionList { |
| 33 | std::string Display_Name; |
| 34 | std::string Mount_Point; |
| 35 | unsigned int selected; |
| 36 | }; |
| 37 | |
Ethan Yonker | e080c1f | 2016-09-19 13:50:25 -0500 | [diff] [blame] | 38 | enum PartitionManager_Op { // PartitionManager Restore Mode for Raw_Read_Write() |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 39 | PM_BACKUP = 0, |
| 40 | PM_RESTORE = 1, |
| 41 | }; |
| 42 | |
| 43 | class TWPartition; |
| 44 | |
Ethan Yonker | e080c1f | 2016-09-19 13:50:25 -0500 | [diff] [blame] | 45 | struct PartitionSettings { // Settings for backup session |
| 46 | TWPartition* Part; // Partition to pass to the partition backup loop |
| 47 | std::string Backup_Folder; // Path to restore folder |
| 48 | bool adbbackup; // tell the system we are backing up over adb |
| 49 | bool adb_compression; // 0 == uncompressed, 1 == compressed |
| 50 | bool generate_md5; // tell system to create md5 for partitions |
| 51 | uint64_t total_restore_size; // Total size of restored backup |
| 52 | uint64_t img_bytes_remaining; // remaining img/emmc bytes to backup for progress indicator |
| 53 | uint64_t file_bytes_remaining; // remaining file bytes to backup for progress indicator |
| 54 | uint64_t img_time; // used to calculate how fast we backup images |
| 55 | uint64_t file_time; // used to calculate how fast we backup files |
| 56 | uint64_t img_bytes; // total image bytes of all emmc partitions |
| 57 | uint64_t file_bytes; // total file bytes of all file based partitions |
| 58 | int partition_count; // Number of partitions to restore |
| 59 | ProgressTracking *progress; // Keep track of progress in GUI |
| 60 | enum PartitionManager_Op PM_Method; // Current operation of backup or restore |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 61 | }; |
| 62 | |
| 63 | enum Backup_Method_enum { |
| 64 | BM_NONE = 0, |
| 65 | BM_FILES = 1, |
| 66 | BM_DD = 2, |
| 67 | BM_FLASH_UTILS = 3, |
| 68 | }; |
| 69 | |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 70 | // Partition class |
| 71 | class TWPartition |
| 72 | { |
| 73 | public: |
that | 9e0593e | 2014-10-08 00:01:24 +0200 | [diff] [blame] | 74 | TWPartition(); |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 75 | virtual ~TWPartition(); |
| 76 | |
| 77 | public: |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 78 | bool Is_Mounted(); // Checks mount to see if the partition is currently mounted |
James Christopher Adduono | d6f94ac | 2016-02-29 04:26:04 -0500 | [diff] [blame] | 79 | bool Is_File_System_Writable(); // Checks if the root directory of the file system can be written to |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 80 | bool Mount(bool Display_Error); // Mounts the partition if it is not mounted |
| 81 | bool UnMount(bool Display_Error); // Unmounts the partition if it is mounted |
James Christopher Adduono | d6f94ac | 2016-02-29 04:26:04 -0500 | [diff] [blame] | 82 | bool ReMount(bool Display_Error); // Remounts the partition |
| 83 | bool ReMount_RW(bool Display_Error); // Remounts the partition with read/write access |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 84 | bool Wipe(string New_File_System); // Wipes the partition |
| 85 | bool Wipe(); // Wipes the partition |
| 86 | bool Wipe_AndSec(); // Wipes android secure |
Ethan Yonker | 87c7bac | 2014-05-25 21:41:08 -0500 | [diff] [blame] | 87 | bool Can_Repair(); // Checks to see if we have everything needed to be able to repair the current file system |
Andreas Blaesius | 123fcd0 | 2015-11-16 01:40:36 +0200 | [diff] [blame] | 88 | uint64_t Get_Max_FileSize(); // get partition maxFileSie |
Ethan Yonker | 87c7bac | 2014-05-25 21:41:08 -0500 | [diff] [blame] | 89 | bool Repair(); // Repairs the current file system |
Ethan Yonker | a271915 | 2015-05-28 09:44:41 -0500 | [diff] [blame] | 90 | bool Can_Resize(); // Checks to see if we have everything needed to be able to resize the current file system |
| 91 | bool Resize(); // Resizes the current file system |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 92 | bool Backup(PartitionSettings *part_settings, pid_t *tar_fork_pid); // Backs up the partition to the folder specified |
bigbiff bigbiff | 8fd4b09 | 2016-08-30 20:48:53 -0400 | [diff] [blame] | 93 | bool Check_MD5(PartitionSettings *part_settings); // Checks MD5 of a backup |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 94 | bool Restore(PartitionSettings *part_settings); // Restores the partition using the backup folder provided |
Ethan Yonker | e080c1f | 2016-09-19 13:50:25 -0500 | [diff] [blame] | 95 | unsigned long long Get_Restore_Size(PartitionSettings *part_settings); // Returns the overall restore size of the backup |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 96 | string Backup_Method_By_Name(); // Returns a string of the backup method for human readable output |
| 97 | bool Decrypt(string Password); // Decrypts the partition, return 0 for failure and -1 for success |
| 98 | bool Wipe_Encryption(); // Ignores wipe commands for /data/media devices and formats the original block device |
| 99 | void Check_FS_Type(); // Checks the fs type using blkid, does not do anything on MTD / yaffs2 because this crashes on some devices |
| 100 | bool Update_Size(bool Display_Error); // Updates size information |
| 101 | void Recreate_Media_Folder(); // Recreates the /data/media folder |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 102 | bool Flash_Image(PartitionSettings *part_settings); // Flashes an image to the partition |
Ethan Yonker | eb32b1f | 2015-05-18 10:23:03 -0500 | [diff] [blame] | 103 | void Change_Mount_Read_Only(bool new_value); // Changes Mount_Read_Only to new_value |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 104 | bool Is_Read_Only(); // Check if system is read-only in TWRP |
Ethan Yonker | eb32b1f | 2015-05-18 10:23:03 -0500 | [diff] [blame] | 105 | int Check_Lifetime_Writes(); |
Ethan Yonker | 66a1949 | 2015-12-10 10:19:45 -0600 | [diff] [blame] | 106 | int Decrypt_Adopted(); |
| 107 | void Revert_Adopted(); |
Matt Mower | 72c87ce | 2016-04-26 14:34:56 -0500 | [diff] [blame] | 108 | void Partition_Post_Processing(bool Display_Error); // Apply partition specific settings after fstab processed |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 109 | |
Dees_Troy | 7c2dec8 | 2012-09-26 09:49:14 -0400 | [diff] [blame] | 110 | public: |
| 111 | string Current_File_System; // Current file system |
| 112 | string Actual_Block_Device; // Actual block device (one of primary, alternate, or decrypted) |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 113 | string Backup_Display_Name; // Name displayed in the partition list for backup selection |
Dees_Troy | 094207a | 2012-09-26 12:00:39 -0400 | [diff] [blame] | 114 | string MTD_Name; // Name of the partition for MTD devices |
bigbiff bigbiff | c7eee6f | 2014-09-02 18:59:01 -0400 | [diff] [blame] | 115 | bool Is_Present; // Indicates if the partition is currently present as a block device |
Ethan Yonker | 253368a | 2014-11-25 15:00:52 -0600 | [diff] [blame] | 116 | string Crypto_Key_Location; // Location of the crypto key used for decrypting encrypted data partitions |
Ethan Yonker | 726a020 | 2014-12-16 20:01:38 -0600 | [diff] [blame] | 117 | unsigned int MTP_Storage_ID; |
Ethan Yonker | 66a1949 | 2015-12-10 10:19:45 -0600 | [diff] [blame] | 118 | string Adopted_GUID; |
Dees_Troy | 7c2dec8 | 2012-09-26 09:49:14 -0400 | [diff] [blame] | 119 | |
Ethan Yonker | 1eff6cd | 2014-09-15 13:30:42 -0500 | [diff] [blame] | 120 | protected: |
| 121 | bool Has_Data_Media; // Indicates presence of /data/media, may affect wiping and backup methods |
that | 9e0593e | 2014-10-08 00:01:24 +0200 | [diff] [blame] | 122 | void Setup_Data_Media(); // Sets up a partition as a /data/media emulated storage partition |
Ethan Yonker | 1eff6cd | 2014-09-15 13:30:42 -0500 | [diff] [blame] | 123 | |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 124 | private: |
Matt Mower | 2b2dd15 | 2016-04-26 11:24:08 -0500 | [diff] [blame] | 125 | bool Process_Fstab_Line(const char *fstab_line, bool Display_Error); // Processes a fstab line |
Matt Mower | 72c87ce | 2016-04-26 14:34:56 -0500 | [diff] [blame] | 126 | void Setup_Data_Partition(bool Display_Error); // Setup data partition after fstab processed |
| 127 | void Setup_Cache_Partition(bool Display_Error); // Setup cache partition after fstab processed |
Dees_Troy | 38bd760 | 2012-09-14 13:33:53 -0400 | [diff] [blame] | 128 | void Find_Actual_Block_Device(); // Determines the correct block device and stores it in Actual_Block_Device |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 129 | |
Matt Mower | 2416a50 | 2016-04-12 19:54:46 -0500 | [diff] [blame] | 130 | void Apply_TW_Flag(const unsigned flag, const char* str, const bool val); // Apply custom twrp fstab flags |
| 131 | void Process_TW_Flags(char *flags, bool Display_Error); // Process custom twrp fstab flags |
Matt Mower | 4ab42b1 | 2016-04-21 13:52:18 -0500 | [diff] [blame] | 132 | void Process_FS_Flags(const char *str); // Process standard fstab fs flags |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 133 | bool Is_File_System(string File_System); // Checks to see if the file system given is considered a file system |
| 134 | bool Is_Image(string File_System); // Checks to see if the file system given is considered an image |
| 135 | void Setup_File_System(bool Display_Error); // Sets defaults for a file system partition |
| 136 | void Setup_Image(bool Display_Error); // Sets defaults for an image partition |
| 137 | void Setup_AndSec(void); // Sets up .android_secure settings |
| 138 | void Find_Real_Block_Device(string& Block_Device, bool Display_Error); // Checks the block device given and follows symlinks until it gets to the real block device |
Ethan Yonker | d18a821 | 2015-12-14 10:17:00 -0600 | [diff] [blame] | 139 | unsigned long long IOCTL_Get_Block_Size(); // Finds the partition size using ioctl |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 140 | bool Find_Partition_Size(); // Finds the partition size from /proc/partitions |
| 141 | unsigned long long Get_Size_Via_du(string Path, bool Display_Error); // Uses du to get sizes |
| 142 | bool Wipe_EXT23(string File_System); // Formats as ext3 or ext2 |
| 143 | bool Wipe_EXT4(); // Formats using ext4, uses make_ext4fs when present |
Matt Mower | 18794c8 | 2015-11-11 16:22:45 -0600 | [diff] [blame] | 144 | bool Wipe_FAT(); // Formats as FAT if mkfs.fat exits otherwise rm -rf wipe |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 145 | bool Wipe_EXFAT(); // Formats as EXFAT |
| 146 | bool Wipe_MTD(); // Formats as yaffs2 for MTD memory types |
| 147 | bool Wipe_RMRF(); // Uses rm -rf to wipe |
Dees_Troy | e501704 | 2013-08-29 16:38:55 +0000 | [diff] [blame] | 148 | bool Wipe_F2FS(); // Uses mkfs.f2fs to wipe |
Ethan Yonker | b81d905 | 2015-07-09 13:20:53 -0500 | [diff] [blame] | 149 | bool Wipe_NTFS(); // Uses mkntfs to wipe |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 150 | bool Wipe_Data_Without_Wiping_Media(); // Uses rm -rf to wipe but does not wipe /data/media |
Ethan Yonker | 66a1949 | 2015-12-10 10:19:45 -0600 | [diff] [blame] | 151 | bool Wipe_Data_Without_Wiping_Media_Func(const string& parent); // Uses rm -rf to wipe but does not wipe /data/media |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 152 | bool Backup_Tar(PartitionSettings *part_settings, pid_t *tar_fork_pid); // Backs up using tar for file systems |
| 153 | bool Backup_Image(PartitionSettings *part_settings); // Backs up using raw read/write for emmc memory types |
| 154 | bool Raw_Read_Write(PartitionSettings *part_settings); |
| 155 | bool Backup_Dump_Image(PartitionSettings *part_settings); // Backs up using dump_image for MTD memory types |
| 156 | string Get_Restore_File_System(PartitionSettings *part_settings); // Returns the file system that was in place at the time of the backup |
| 157 | bool Restore_Tar(PartitionSettings *part_settings); // Restore using tar for file systems |
| 158 | bool Restore_Image(PartitionSettings *part_settings); // Restore using dd for images |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 159 | bool Get_Size_Via_statfs(bool Display_Error); // Get Partition size, used, and free space using statfs |
| 160 | bool Get_Size_Via_df(bool Display_Error); // Get Partition size, used, and free space using df command |
| 161 | bool Make_Dir(string Path, bool Display_Error); // Creates a directory if it doesn't already exist |
| 162 | bool Find_MTD_Block_Device(string MTD_Name); // Finds the mtd block device based on the name from the fstab |
| 163 | void Recreate_AndSec_Folder(void); // Recreates the .android_secure folder |
Kjell Braden | 3126a11 | 2016-06-19 16:58:15 +0000 | [diff] [blame] | 164 | bool Mount_Storage_Retry(bool Display_Error); // Tries multiple times with a half second delay to mount a device in case storage is slow to mount |
Ethan Yonker | 472f506 | 2016-02-25 13:47:30 -0600 | [diff] [blame] | 165 | bool Is_Sparse_Image(const string& Filename); // Determines if a file is in sparse image format |
| 166 | bool Flash_Sparse_Image(const string& Filename); // Flashes a sparse image using simg2img |
| 167 | bool Flash_Image_FI(const string& Filename, ProgressTracking *progress); // Flashes an image to the partition using flash_image for mtd nand |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 168 | |
| 169 | private: |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 170 | bool Can_Be_Mounted; // Indicates that the partition can be mounted |
| 171 | bool Can_Be_Wiped; // Indicates that the partition can be wiped |
Dees_Troy | a13d74f | 2013-03-24 08:54:55 -0500 | [diff] [blame] | 172 | bool Can_Be_Backed_Up; // Indicates that the partition will show up in the backup list |
Hashcode | dabfd49 | 2013-08-29 22:45:30 -0700 | [diff] [blame] | 173 | bool Use_Rm_Rf; // Indicates that the partition will always be formatted w/ "rm -rf *" |
Dees_Troy | 51a0e82 | 2012-09-05 15:24:24 -0400 | [diff] [blame] | 174 | bool Wipe_During_Factory_Reset; // Indicates that this partition is wiped during a factory reset |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 175 | bool Wipe_Available_in_GUI; // Inidcates that the wipe can be user initiated in the GUI system |
| 176 | bool Is_SubPartition; // Indicates that this partition is a sub-partition of another partition (e.g. datadata is a sub-partition of data) |
Dees_Troy | 5112731 | 2012-09-08 13:08:49 -0400 | [diff] [blame] | 177 | bool Has_SubPartition; // Indicates that this partition has a sub-partition |
Dees_Troy | 5bf4392 | 2012-09-07 16:07:55 -0400 | [diff] [blame] | 178 | string SubPartition_Of; // Indicates which partition is the parent partition of this partition (e.g. /data is the parent partition of /datadata) |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 179 | string Symlink_Path; // Symlink path (e.g. /data/media) |
| 180 | string Symlink_Mount_Point; // /sdcard could be the symlink mount point for /data/media |
| 181 | string Mount_Point; // Mount point for this partition (e.g. /system or /data) |
Dees_Troy | e58d526 | 2012-09-21 12:27:57 -0400 | [diff] [blame] | 182 | string Backup_Path; // Path for backup |
Dees_Troy | 38bd760 | 2012-09-14 13:33:53 -0400 | [diff] [blame] | 183 | string Primary_Block_Device; // Block device (e.g. /dev/block/mmcblk1p1) |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 184 | string Alternate_Block_Device; // Alternate block device (e.g. /dev/block/mmcblk1) |
Dees_Troy | 38bd760 | 2012-09-14 13:33:53 -0400 | [diff] [blame] | 185 | string Decrypted_Block_Device; // Decrypted block device available after decryption |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 186 | bool Removable; // Indicates if this partition is removable -- affects how often we check overall size, if present, etc. |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 187 | int Length; // Used by make_ext4fs to leave free space at the end of the partition block for things like a crypto footer |
| 188 | unsigned long long Size; // Overall size of the partition |
| 189 | unsigned long long Used; // Overall used space |
| 190 | unsigned long long Free; // Overall free space |
| 191 | unsigned long long Backup_Size; // Backup size -- may be different than used space especially when /data/media is present |
Ethan Yonker | 1b7a31b | 2014-07-03 15:09:22 -0500 | [diff] [blame] | 192 | unsigned long long Restore_Size; // Restore size of the current restore operation |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 193 | bool Can_Be_Encrypted; // This partition might be encrypted, affects error handling, can only be true if crypto support is compiled in |
| 194 | bool Is_Encrypted; // This partition is thought to be encrypted -- it wouldn't mount for some reason, only avialble with crypto support |
| 195 | bool Is_Decrypted; // This partition has successfully been decrypted |
Ethan Yonker | 253368a | 2014-11-25 15:00:52 -0600 | [diff] [blame] | 196 | bool Mount_To_Decrypt; // Mount this partition during decrypt (/vendor, /firmware, etc in case we need proprietary libs or firmware files) |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 197 | string Display_Name; // Display name for the GUI |
| 198 | string Backup_Name; // Backup name -- used for backup filenames |
Dees_Troy | a13d74f | 2013-03-24 08:54:55 -0500 | [diff] [blame] | 199 | string Storage_Name; // Name displayed in the partition list for storage selection |
Dees_Troy | 63c8df7 | 2012-09-10 14:02:05 -0400 | [diff] [blame] | 200 | string Backup_FileName; // Actual backup filename |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 201 | Backup_Method_enum Backup_Method; // Method used for backup |
Dees_Troy | 83bd483 | 2013-05-04 12:39:56 +0000 | [diff] [blame] | 202 | bool Can_Encrypt_Backup; // Indicates if this item can be encrypted during backup |
| 203 | bool Use_Userdata_Encryption; // Indicates if we will use userdata encryption splitting on an encrypted backup |
Dees_Troy | e58d526 | 2012-09-21 12:27:57 -0400 | [diff] [blame] | 204 | bool Has_Android_Secure; // Indicates the presence of .android_secure on this partition |
Dees_Troy | 5bf4392 | 2012-09-07 16:07:55 -0400 | [diff] [blame] | 205 | bool Is_Storage; // Indicates if this partition is used for storage for backup, restore, and installing zips |
Dees_Troy | a13d74f | 2013-03-24 08:54:55 -0500 | [diff] [blame] | 206 | bool Is_Settings_Storage; // Indicates that this storage partition is the location of the .twrps settings file and the location that is used for custom themes |
Dees_Troy | 5bf4392 | 2012-09-07 16:07:55 -0400 | [diff] [blame] | 207 | string Storage_Path; // Indicates the path to the storage -- root indicates mount point, media/ indicates e.g. /data/media |
Dees_Troy | 5bf4392 | 2012-09-07 16:07:55 -0400 | [diff] [blame] | 208 | string Fstab_File_System; // File system from the recovery.fstab |
Hashcode | 62bd9e0 | 2013-11-19 21:59:42 -0800 | [diff] [blame] | 209 | int Mount_Flags; // File system flags from recovery.fstab |
| 210 | string Mount_Options; // File system options from recovery.fstab |
Ethan Yonker | a271915 | 2015-05-28 09:44:41 -0500 | [diff] [blame] | 211 | unsigned long Format_Block_Size; // Block size for formatting |
Dees_Troy | 68cab49 | 2012-12-12 19:29:35 +0000 | [diff] [blame] | 212 | bool Ignore_Blkid; // Ignore blkid results due to superblocks lying to us on certain devices / partitions |
Dees_Troy | 16c2b31 | 2013-01-15 16:51:18 +0000 | [diff] [blame] | 213 | bool Retain_Layout_Version; // Retains the .layout_version file during a wipe (needed on devices like Sony Xperia T where /data and /data/media are separate partitions) |
Ethan Yonker | 96af84a | 2015-01-05 14:58:36 -0600 | [diff] [blame] | 214 | bool Can_Flash_Img; // Indicates if this partition can have images flashed to it via the GUI |
Ethan Yonker | eb32b1f | 2015-05-18 10:23:03 -0500 | [diff] [blame] | 215 | bool Mount_Read_Only; // Only mount this partition as read-only |
Ethan Yonker | 66a1949 | 2015-12-10 10:19:45 -0600 | [diff] [blame] | 216 | bool Is_Adopted_Storage; // Indicates that this partition is for adopted storage (android_expand) |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 217 | |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 218 | friend class TWPartitionManager; |
Dees_Troy | a13d74f | 2013-03-24 08:54:55 -0500 | [diff] [blame] | 219 | friend class DataManager; |
| 220 | friend class GUIPartitionList; |
Ethan Yonker | 87c7bac | 2014-05-25 21:41:08 -0500 | [diff] [blame] | 221 | friend class GUIAction; |
Ethan Yonker | 74db157 | 2015-10-28 12:44:49 -0500 | [diff] [blame] | 222 | friend class PageManager; |
Dees_Troy | 51a0e82 | 2012-09-05 15:24:24 -0400 | [diff] [blame] | 223 | }; |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 224 | |
| 225 | class TWPartitionManager |
| 226 | { |
| 227 | public: |
Andreas Blaesius | 123fcd0 | 2015-11-16 01:40:36 +0200 | [diff] [blame] | 228 | TWPartitionManager(); // Constructor for TWRPartionManager |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 229 | ~TWPartitionManager() {} |
Dees_Troy | 5bf4392 | 2012-09-07 16:07:55 -0400 | [diff] [blame] | 230 | |
| 231 | public: |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 232 | int Process_Fstab(string Fstab_Filename, bool Display_Error); // Parses the fstab and populates the partitions |
| 233 | int Write_Fstab(); // Creates /etc/fstab file that's used by the command line for mount commands |
| 234 | void Output_Partition_Logging(); // Outputs partition information to the log |
| 235 | int Mount_By_Path(string Path, bool Display_Error); // Mounts partition based on path (e.g. /system) |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 236 | int UnMount_By_Path(string Path, bool Display_Error); // Unmounts partition based on path |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 237 | int Is_Mounted_By_Path(string Path); // Checks if partition is mounted based on path |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 238 | int Mount_Current_Storage(bool Display_Error); // Mounts the current storage location |
| 239 | int Mount_Settings_Storage(bool Display_Error); // Mounts the settings file storage location (usually internal) |
Dees_Troy | 5bf4392 | 2012-09-07 16:07:55 -0400 | [diff] [blame] | 240 | TWPartition* Find_Partition_By_Path(string Path); // Returns a pointer to a partition based on path |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 241 | int Check_Backup_Name(bool Display_Error); // Checks the current backup name to ensure that it is valid |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 242 | int Run_Backup(bool adbbackup); // Initiates a backup in the current storage |
Ethan Yonker | 472f506 | 2016-02-25 13:47:30 -0600 | [diff] [blame] | 243 | int Run_Restore(const string& Restore_Name); // Restores a backup |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 244 | bool Write_ADB_Stream_Header(uint64_t partition_count); // Write ADB header over twrpbu FIFO |
| 245 | bool Write_ADB_Stream_Trailer(); // Write ADB trailer over twrpbu FIFO |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 246 | void Set_Restore_Files(string Restore_Name); // Used to gather a list of available backup partitions for the user to select for a restore |
| 247 | int Wipe_By_Path(string Path); // Wipes a partition based on path |
Ethan Yonker | 87c7bac | 2014-05-25 21:41:08 -0500 | [diff] [blame] | 248 | int Wipe_By_Path(string Path, string New_File_System); // Wipes a partition based on path |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 249 | int Factory_Reset(); // Performs a factory reset |
| 250 | int Wipe_Dalvik_Cache(); // Wipes dalvik cache |
| 251 | int Wipe_Rotate_Data(); // Wipes rotation data -- |
| 252 | int Wipe_Battery_Stats(); // Wipe battery stats -- /data/system/batterystats.bin |
| 253 | int Wipe_Android_Secure(); // Wipes android secure |
| 254 | int Format_Data(); // Really formats data on /data/media devices -- also removes encryption |
| 255 | int Wipe_Media_From_Data(); // Removes and recreates the media folder on /data/media devices |
Ethan Yonker | 87c7bac | 2014-05-25 21:41:08 -0500 | [diff] [blame] | 256 | int Repair_By_Path(string Path, bool Display_Error); // Repairs a partition based on path |
Ethan Yonker | a271915 | 2015-05-28 09:44:41 -0500 | [diff] [blame] | 257 | int Resize_By_Path(string Path, bool Display_Error); // Resizes a partition based on path |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 258 | void Update_System_Details(); // Updates fstab, file systems, sizes, etc. |
| 259 | int Decrypt_Device(string Password); // Attempt to decrypt any encrypted partitions |
| 260 | int usb_storage_enable(void); // Enable USB storage mode |
| 261 | int usb_storage_disable(void); // Disable USB storage mode |
| 262 | void Mount_All_Storage(void); // Mounts all storage locations |
| 263 | void UnMount_Main_Partitions(void); // Unmounts system and data if not data/media and boot if boot is mountable |
| 264 | int Partition_SDCard(void); // Repartitions the sdcard |
Vojtech Bocek | 93cb1ef | 2014-05-12 15:41:52 +0200 | [diff] [blame] | 265 | TWPartition *Get_Default_Storage_Partition(); // Returns a pointer to a default storage partition |
Ethan Yonker | 472f506 | 2016-02-25 13:47:30 -0600 | [diff] [blame] | 266 | int Check_Backup_Cancel(); // Returns the value of stop_backup |
bigbiff | 7abc5fe | 2015-01-17 16:53:12 -0500 | [diff] [blame] | 267 | int Cancel_Backup(); // Signals partition backup to cancel |
Andreas Blaesius | 123fcd0 | 2015-11-16 01:40:36 +0200 | [diff] [blame] | 268 | void Clean_Backup_Folder(string Backup_Folder); // Clean Backup Folder on Error |
Ethan Yonker | b5fab76 | 2016-01-28 14:03:33 -0600 | [diff] [blame] | 269 | int Fix_Contexts(); |
Vojtech Bocek | 8b44bbd | 2013-07-25 20:43:29 +0200 | [diff] [blame] | 270 | void Get_Partition_List(string ListType, std::vector<PartitionList> *Partition_List); |
| 271 | int Fstab_Processed(); // Indicates if the fstab has been processed or not |
| 272 | void Output_Storage_Fstab(); // Creates a /cache/recovery/storage.fstab file with a list of all potential storage locations for app use |
bigbiff bigbiff | c7eee6f | 2014-09-02 18:59:01 -0400 | [diff] [blame] | 273 | bool Enable_MTP(); // Enables MTP |
Ethan Yonker | 1b03920 | 2015-01-30 10:08:48 -0600 | [diff] [blame] | 274 | void Add_All_MTP_Storage(); // Adds all storage objects for MTP |
bigbiff bigbiff | c7eee6f | 2014-09-02 18:59:01 -0400 | [diff] [blame] | 275 | bool Disable_MTP(); // Disables MTP |
Ethan Yonker | 726a020 | 2014-12-16 20:01:38 -0600 | [diff] [blame] | 276 | bool Add_MTP_Storage(string Mount_Point); // Adds or removes an MTP Storage partition |
| 277 | bool Add_MTP_Storage(unsigned int Storage_ID); // Adds or removes an MTP Storage partition |
| 278 | bool Remove_MTP_Storage(string Mount_Point); // Adds or removes an MTP Storage partition |
| 279 | bool Remove_MTP_Storage(unsigned int Storage_ID); // Adds or removes an MTP Storage partition |
Ethan Yonker | 74db157 | 2015-10-28 12:44:49 -0500 | [diff] [blame] | 280 | void Translate_Partition(const char* path, const char* resource_name, const char* default_value); |
| 281 | void Translate_Partition(const char* path, const char* resource_name, const char* default_value, const char* storage_resource_name, const char* storage_default_value); |
| 282 | void Translate_Partition_Display_Names(); // Updates display names based on translations |
Ethan Yonker | fcf3f24 | 2016-02-16 12:30:26 -0600 | [diff] [blame] | 283 | void Decrypt_Adopted(); // Attempt to identy and decrypt any adopted storage partitions |
| 284 | void Remove_Partition_By_Path(string Path); // Removes / erases a partition entry from the partition list |
Dees_Troy | a13d74f | 2013-03-24 08:54:55 -0500 | [diff] [blame] | 285 | |
Ethan Yonker | e080c1f | 2016-09-19 13:50:25 -0500 | [diff] [blame] | 286 | bool Flash_Image(string& path, string& filename); // Flashes an image to a selected partition from the partition list |
| 287 | bool Restore_Partition(struct PartitionSettings *part_settings); // Restore the partitions based on type |
bigbiff | 7abc5fe | 2015-01-17 16:53:12 -0500 | [diff] [blame] | 288 | TWAtomicInt stop_backup; |
| 289 | |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 290 | private: |
Matt Mower | bf4efa3 | 2014-04-14 23:25:26 -0500 | [diff] [blame] | 291 | void Setup_Settings_Storage_Partition(TWPartition* Part); // Sets up settings storage |
| 292 | void Setup_Android_Secure_Location(TWPartition* Part); // Sets up .android_secure if needed |
Ethan Yonker | e080c1f | 2016-09-19 13:50:25 -0500 | [diff] [blame] | 293 | bool Make_MD5(struct PartitionSettings *part_settings); // Generates an MD5 after a backup is made |
| 294 | bool Backup_Partition(struct PartitionSettings *part_settings); // Backup the partitions based on type |
Ethan Yonker | 472f506 | 2016-02-25 13:47:30 -0600 | [diff] [blame] | 295 | void Output_Partition(TWPartition* Part); // Outputs partition details to the log |
Ethan Yonker | 726a020 | 2014-12-16 20:01:38 -0600 | [diff] [blame] | 296 | TWPartition* Find_Partition_By_MTP_Storage_ID(unsigned int Storage_ID); // Returns a pointer to a partition based on MTP Storage ID |
Andreas Blaesius | 123fcd0 | 2015-11-16 01:40:36 +0200 | [diff] [blame] | 297 | bool Add_Remove_MTP_Storage(TWPartition* Part, int message_type); // Adds or removes an MTP Storage partition |
Ethan Yonker | 66a1949 | 2015-12-10 10:19:45 -0600 | [diff] [blame] | 298 | TWPartition* Find_Next_Storage(string Path, bool Exclude_Data_Media); |
Dees_Troy | d21618c | 2012-10-14 18:48:49 -0400 | [diff] [blame] | 299 | int Open_Lun_File(string Partition_Path, string Lun_File); |
Ethan Yonker | 8dfa777 | 2014-09-04 21:48:41 -0500 | [diff] [blame] | 300 | pid_t mtppid; |
bigbiff bigbiff | c7eee6f | 2014-09-02 18:59:01 -0400 | [diff] [blame] | 301 | bool mtp_was_enabled; |
Ethan Yonker | 726a020 | 2014-12-16 20:01:38 -0600 | [diff] [blame] | 302 | int mtp_write_fd; |
bigbiff | ce8f83c | 2015-12-12 18:30:21 -0500 | [diff] [blame] | 303 | pid_t tar_fork_pid; // PID of twrpTar fork |
| 304 | Backup_Method_enum Backup_Method; // Method used for backup |
Dees_Troy | 43d8b00 | 2012-09-17 16:00:01 -0400 | [diff] [blame] | 305 | |
| 306 | private: |
Dees_Troy | 5112731 | 2012-09-08 13:08:49 -0400 | [diff] [blame] | 307 | std::vector<TWPartition*> Partitions; // Vector list of all partitions |
Dees_Troy | 51a0e82 | 2012-09-05 15:24:24 -0400 | [diff] [blame] | 308 | }; |
Dees_Troy | 240e4a7 | 2012-09-04 09:22:39 -0400 | [diff] [blame] | 309 | |
Dees_Troy | 5bf4392 | 2012-09-07 16:07:55 -0400 | [diff] [blame] | 310 | extern TWPartitionManager PartitionManager; |
| 311 | |
| 312 | #endif // __TWRP_Partition_Manager |