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Dees Troy3be70a82013-10-22 14:25:12 +00001/*
Ethan Yonker472f5062016-02-25 13:47:30 -06002 Copyright 2014 to 2016 TeamWin
Dees Troy3be70a82013-10-22 14:25:12 +00003 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_Troy240e4a72012-09-04 09:22:39 -040018
19#ifndef __TWRP_Partition_Manager
20#define __TWRP_Partition_Manager
21
Dees_Troy240e4a72012-09-04 09:22:39 -040022#include <vector>
23#include <string>
bigbiff bigbiff34684ff2013-12-01 21:03:45 -050024#include "twrpDU.hpp"
bigbiff7abc5fe2015-01-17 16:53:12 -050025#include "tw_atomic.hpp"
Ethan Yonker472f5062016-02-25 13:47:30 -060026#include "progresstracking.hpp"
Dees_Troy5bf43922012-09-07 16:07:55 -040027
28#define MAX_FSTAB_LINE_LENGTH 2048
Dees_Troy240e4a72012-09-04 09:22:39 -040029
Dees_Troy51a0e822012-09-05 15:24:24 -040030using namespace std;
31
Dees_Troya13d74f2013-03-24 08:54:55 -050032struct PartitionList {
33 std::string Display_Name;
34 std::string Mount_Point;
35 unsigned int selected;
36};
37
Ethan Yonkere080c1f2016-09-19 13:50:25 -050038enum PartitionManager_Op { // PartitionManager Restore Mode for Raw_Read_Write()
bigbiffce8f83c2015-12-12 18:30:21 -050039 PM_BACKUP = 0,
40 PM_RESTORE = 1,
41};
42
43class TWPartition;
44
Ethan Yonkere080c1f2016-09-19 13:50:25 -050045struct 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
bigbiffce8f83c2015-12-12 18:30:21 -050061};
62
63enum Backup_Method_enum {
64 BM_NONE = 0,
65 BM_FILES = 1,
66 BM_DD = 2,
67 BM_FLASH_UTILS = 3,
68};
69
Dees_Troy240e4a72012-09-04 09:22:39 -040070// Partition class
71class TWPartition
72{
73public:
that9e0593e2014-10-08 00:01:24 +020074 TWPartition();
Dees_Troy240e4a72012-09-04 09:22:39 -040075 virtual ~TWPartition();
76
77public:
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +020078 bool Is_Mounted(); // Checks mount to see if the partition is currently mounted
James Christopher Adduonod6f94ac2016-02-29 04:26:04 -050079 bool Is_File_System_Writable(); // Checks if the root directory of the file system can be written to
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +020080 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 Adduonod6f94ac2016-02-29 04:26:04 -050082 bool ReMount(bool Display_Error); // Remounts the partition
83 bool ReMount_RW(bool Display_Error); // Remounts the partition with read/write access
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +020084 bool Wipe(string New_File_System); // Wipes the partition
85 bool Wipe(); // Wipes the partition
86 bool Wipe_AndSec(); // Wipes android secure
Ethan Yonker87c7bac2014-05-25 21:41:08 -050087 bool Can_Repair(); // Checks to see if we have everything needed to be able to repair the current file system
Andreas Blaesius123fcd02015-11-16 01:40:36 +020088 uint64_t Get_Max_FileSize(); // get partition maxFileSie
Ethan Yonker87c7bac2014-05-25 21:41:08 -050089 bool Repair(); // Repairs the current file system
Ethan Yonkera2719152015-05-28 09:44:41 -050090 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
bigbiffce8f83c2015-12-12 18:30:21 -050092 bool Backup(PartitionSettings *part_settings, pid_t *tar_fork_pid); // Backs up the partition to the folder specified
bigbiff bigbiff8fd4b092016-08-30 20:48:53 -040093 bool Check_MD5(PartitionSettings *part_settings); // Checks MD5 of a backup
bigbiffce8f83c2015-12-12 18:30:21 -050094 bool Restore(PartitionSettings *part_settings); // Restores the partition using the backup folder provided
Ethan Yonkere080c1f2016-09-19 13:50:25 -050095 unsigned long long Get_Restore_Size(PartitionSettings *part_settings); // Returns the overall restore size of the backup
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +020096 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
bigbiffce8f83c2015-12-12 18:30:21 -0500102 bool Flash_Image(PartitionSettings *part_settings); // Flashes an image to the partition
Ethan Yonkereb32b1f2015-05-18 10:23:03 -0500103 void Change_Mount_Read_Only(bool new_value); // Changes Mount_Read_Only to new_value
bigbiffce8f83c2015-12-12 18:30:21 -0500104 bool Is_Read_Only(); // Check if system is read-only in TWRP
Ethan Yonkereb32b1f2015-05-18 10:23:03 -0500105 int Check_Lifetime_Writes();
Ethan Yonker66a19492015-12-10 10:19:45 -0600106 int Decrypt_Adopted();
107 void Revert_Adopted();
Matt Mower72c87ce2016-04-26 14:34:56 -0500108 void Partition_Post_Processing(bool Display_Error); // Apply partition specific settings after fstab processed
Dees_Troy240e4a72012-09-04 09:22:39 -0400109
Dees_Troy7c2dec82012-09-26 09:49:14 -0400110public:
111 string Current_File_System; // Current file system
112 string Actual_Block_Device; // Actual block device (one of primary, alternate, or decrypted)
bigbiffce8f83c2015-12-12 18:30:21 -0500113 string Backup_Display_Name; // Name displayed in the partition list for backup selection
Dees_Troy094207a2012-09-26 12:00:39 -0400114 string MTD_Name; // Name of the partition for MTD devices
bigbiff bigbiffc7eee6f2014-09-02 18:59:01 -0400115 bool Is_Present; // Indicates if the partition is currently present as a block device
Ethan Yonker253368a2014-11-25 15:00:52 -0600116 string Crypto_Key_Location; // Location of the crypto key used for decrypting encrypted data partitions
Ethan Yonker726a0202014-12-16 20:01:38 -0600117 unsigned int MTP_Storage_ID;
Ethan Yonker66a19492015-12-10 10:19:45 -0600118 string Adopted_GUID;
Dees_Troy7c2dec82012-09-26 09:49:14 -0400119
Ethan Yonker1eff6cd2014-09-15 13:30:42 -0500120protected:
121 bool Has_Data_Media; // Indicates presence of /data/media, may affect wiping and backup methods
that9e0593e2014-10-08 00:01:24 +0200122 void Setup_Data_Media(); // Sets up a partition as a /data/media emulated storage partition
Ethan Yonker1eff6cd2014-09-15 13:30:42 -0500123
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200124private:
Matt Mower2b2dd152016-04-26 11:24:08 -0500125 bool Process_Fstab_Line(const char *fstab_line, bool Display_Error); // Processes a fstab line
Matt Mower72c87ce2016-04-26 14:34:56 -0500126 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_Troy38bd7602012-09-14 13:33:53 -0400128 void Find_Actual_Block_Device(); // Determines the correct block device and stores it in Actual_Block_Device
Dees_Troy240e4a72012-09-04 09:22:39 -0400129
Matt Mower2416a502016-04-12 19:54:46 -0500130 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 Mower4ab42b12016-04-21 13:52:18 -0500132 void Process_FS_Flags(const char *str); // Process standard fstab fs flags
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200133 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 Yonkerd18a8212015-12-14 10:17:00 -0600139 unsigned long long IOCTL_Get_Block_Size(); // Finds the partition size using ioctl
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200140 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 Mower18794c82015-11-11 16:22:45 -0600144 bool Wipe_FAT(); // Formats as FAT if mkfs.fat exits otherwise rm -rf wipe
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200145 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_Troye5017042013-08-29 16:38:55 +0000148 bool Wipe_F2FS(); // Uses mkfs.f2fs to wipe
Ethan Yonkerb81d9052015-07-09 13:20:53 -0500149 bool Wipe_NTFS(); // Uses mkntfs to wipe
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200150 bool Wipe_Data_Without_Wiping_Media(); // Uses rm -rf to wipe but does not wipe /data/media
Ethan Yonker66a19492015-12-10 10:19:45 -0600151 bool Wipe_Data_Without_Wiping_Media_Func(const string& parent); // Uses rm -rf to wipe but does not wipe /data/media
bigbiffce8f83c2015-12-12 18:30:21 -0500152 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 Bocek8b44bbd2013-07-25 20:43:29 +0200159 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 Braden3126a112016-06-19 16:58:15 +0000164 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 Yonker472f5062016-02-25 13:47:30 -0600165 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 Bocek8b44bbd2013-07-25 20:43:29 +0200168
169private:
Dees_Troy240e4a72012-09-04 09:22:39 -0400170 bool Can_Be_Mounted; // Indicates that the partition can be mounted
171 bool Can_Be_Wiped; // Indicates that the partition can be wiped
Dees_Troya13d74f2013-03-24 08:54:55 -0500172 bool Can_Be_Backed_Up; // Indicates that the partition will show up in the backup list
Hashcodedabfd492013-08-29 22:45:30 -0700173 bool Use_Rm_Rf; // Indicates that the partition will always be formatted w/ "rm -rf *"
Dees_Troy51a0e822012-09-05 15:24:24 -0400174 bool Wipe_During_Factory_Reset; // Indicates that this partition is wiped during a factory reset
Dees_Troy240e4a72012-09-04 09:22:39 -0400175 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_Troy51127312012-09-08 13:08:49 -0400177 bool Has_SubPartition; // Indicates that this partition has a sub-partition
Dees_Troy5bf43922012-09-07 16:07:55 -0400178 string SubPartition_Of; // Indicates which partition is the parent partition of this partition (e.g. /data is the parent partition of /datadata)
Dees_Troy240e4a72012-09-04 09:22:39 -0400179 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_Troye58d5262012-09-21 12:27:57 -0400182 string Backup_Path; // Path for backup
Dees_Troy38bd7602012-09-14 13:33:53 -0400183 string Primary_Block_Device; // Block device (e.g. /dev/block/mmcblk1p1)
Dees_Troy240e4a72012-09-04 09:22:39 -0400184 string Alternate_Block_Device; // Alternate block device (e.g. /dev/block/mmcblk1)
Dees_Troy38bd7602012-09-14 13:33:53 -0400185 string Decrypted_Block_Device; // Decrypted block device available after decryption
Dees_Troy240e4a72012-09-04 09:22:39 -0400186 bool Removable; // Indicates if this partition is removable -- affects how often we check overall size, if present, etc.
Dees_Troy240e4a72012-09-04 09:22:39 -0400187 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 Yonker1b7a31b2014-07-03 15:09:22 -0500192 unsigned long long Restore_Size; // Restore size of the current restore operation
Dees_Troy240e4a72012-09-04 09:22:39 -0400193 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 Yonker253368a2014-11-25 15:00:52 -0600196 bool Mount_To_Decrypt; // Mount this partition during decrypt (/vendor, /firmware, etc in case we need proprietary libs or firmware files)
Dees_Troy240e4a72012-09-04 09:22:39 -0400197 string Display_Name; // Display name for the GUI
198 string Backup_Name; // Backup name -- used for backup filenames
Dees_Troya13d74f2013-03-24 08:54:55 -0500199 string Storage_Name; // Name displayed in the partition list for storage selection
Dees_Troy63c8df72012-09-10 14:02:05 -0400200 string Backup_FileName; // Actual backup filename
Dees_Troy240e4a72012-09-04 09:22:39 -0400201 Backup_Method_enum Backup_Method; // Method used for backup
Dees_Troy83bd4832013-05-04 12:39:56 +0000202 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_Troye58d5262012-09-21 12:27:57 -0400204 bool Has_Android_Secure; // Indicates the presence of .android_secure on this partition
Dees_Troy5bf43922012-09-07 16:07:55 -0400205 bool Is_Storage; // Indicates if this partition is used for storage for backup, restore, and installing zips
Dees_Troya13d74f2013-03-24 08:54:55 -0500206 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_Troy5bf43922012-09-07 16:07:55 -0400207 string Storage_Path; // Indicates the path to the storage -- root indicates mount point, media/ indicates e.g. /data/media
Dees_Troy5bf43922012-09-07 16:07:55 -0400208 string Fstab_File_System; // File system from the recovery.fstab
Hashcode62bd9e02013-11-19 21:59:42 -0800209 int Mount_Flags; // File system flags from recovery.fstab
210 string Mount_Options; // File system options from recovery.fstab
Ethan Yonkera2719152015-05-28 09:44:41 -0500211 unsigned long Format_Block_Size; // Block size for formatting
Dees_Troy68cab492012-12-12 19:29:35 +0000212 bool Ignore_Blkid; // Ignore blkid results due to superblocks lying to us on certain devices / partitions
Dees_Troy16c2b312013-01-15 16:51:18 +0000213 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 Yonker96af84a2015-01-05 14:58:36 -0600214 bool Can_Flash_Img; // Indicates if this partition can have images flashed to it via the GUI
Ethan Yonkereb32b1f2015-05-18 10:23:03 -0500215 bool Mount_Read_Only; // Only mount this partition as read-only
Ethan Yonker66a19492015-12-10 10:19:45 -0600216 bool Is_Adopted_Storage; // Indicates that this partition is for adopted storage (android_expand)
Dees_Troy240e4a72012-09-04 09:22:39 -0400217
Dees_Troy240e4a72012-09-04 09:22:39 -0400218friend class TWPartitionManager;
Dees_Troya13d74f2013-03-24 08:54:55 -0500219friend class DataManager;
220friend class GUIPartitionList;
Ethan Yonker87c7bac2014-05-25 21:41:08 -0500221friend class GUIAction;
Ethan Yonker74db1572015-10-28 12:44:49 -0500222friend class PageManager;
Dees_Troy51a0e822012-09-05 15:24:24 -0400223};
Dees_Troy240e4a72012-09-04 09:22:39 -0400224
225class TWPartitionManager
226{
227public:
Andreas Blaesius123fcd02015-11-16 01:40:36 +0200228 TWPartitionManager(); // Constructor for TWRPartionManager
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200229 ~TWPartitionManager() {}
Dees_Troy5bf43922012-09-07 16:07:55 -0400230
231public:
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200232 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 Bocek8b44bbd2013-07-25 20:43:29 +0200236 int UnMount_By_Path(string Path, bool Display_Error); // Unmounts partition based on path
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200237 int Is_Mounted_By_Path(string Path); // Checks if partition is mounted based on path
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200238 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_Troy5bf43922012-09-07 16:07:55 -0400240 TWPartition* Find_Partition_By_Path(string Path); // Returns a pointer to a partition based on path
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200241 int Check_Backup_Name(bool Display_Error); // Checks the current backup name to ensure that it is valid
bigbiffce8f83c2015-12-12 18:30:21 -0500242 int Run_Backup(bool adbbackup); // Initiates a backup in the current storage
Ethan Yonker472f5062016-02-25 13:47:30 -0600243 int Run_Restore(const string& Restore_Name); // Restores a backup
bigbiffce8f83c2015-12-12 18:30:21 -0500244 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 Bocek8b44bbd2013-07-25 20:43:29 +0200246 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 Yonker87c7bac2014-05-25 21:41:08 -0500248 int Wipe_By_Path(string Path, string New_File_System); // Wipes a partition based on path
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200249 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 Yonker87c7bac2014-05-25 21:41:08 -0500256 int Repair_By_Path(string Path, bool Display_Error); // Repairs a partition based on path
Ethan Yonkera2719152015-05-28 09:44:41 -0500257 int Resize_By_Path(string Path, bool Display_Error); // Resizes a partition based on path
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200258 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 Bocek93cb1ef2014-05-12 15:41:52 +0200265 TWPartition *Get_Default_Storage_Partition(); // Returns a pointer to a default storage partition
Ethan Yonker472f5062016-02-25 13:47:30 -0600266 int Check_Backup_Cancel(); // Returns the value of stop_backup
bigbiff7abc5fe2015-01-17 16:53:12 -0500267 int Cancel_Backup(); // Signals partition backup to cancel
Andreas Blaesius123fcd02015-11-16 01:40:36 +0200268 void Clean_Backup_Folder(string Backup_Folder); // Clean Backup Folder on Error
Ethan Yonkerb5fab762016-01-28 14:03:33 -0600269 int Fix_Contexts();
Vojtech Bocek8b44bbd2013-07-25 20:43:29 +0200270 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 bigbiffc7eee6f2014-09-02 18:59:01 -0400273 bool Enable_MTP(); // Enables MTP
Ethan Yonker1b039202015-01-30 10:08:48 -0600274 void Add_All_MTP_Storage(); // Adds all storage objects for MTP
bigbiff bigbiffc7eee6f2014-09-02 18:59:01 -0400275 bool Disable_MTP(); // Disables MTP
Ethan Yonker726a0202014-12-16 20:01:38 -0600276 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 Yonker74db1572015-10-28 12:44:49 -0500280 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 Yonkerfcf3f242016-02-16 12:30:26 -0600283 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_Troya13d74f2013-03-24 08:54:55 -0500285
Ethan Yonkere080c1f2016-09-19 13:50:25 -0500286 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
bigbiff7abc5fe2015-01-17 16:53:12 -0500288 TWAtomicInt stop_backup;
289
Dees_Troy240e4a72012-09-04 09:22:39 -0400290private:
Matt Mowerbf4efa32014-04-14 23:25:26 -0500291 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 Yonkere080c1f2016-09-19 13:50:25 -0500293 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 Yonker472f5062016-02-25 13:47:30 -0600295 void Output_Partition(TWPartition* Part); // Outputs partition details to the log
Ethan Yonker726a0202014-12-16 20:01:38 -0600296 TWPartition* Find_Partition_By_MTP_Storage_ID(unsigned int Storage_ID); // Returns a pointer to a partition based on MTP Storage ID
Andreas Blaesius123fcd02015-11-16 01:40:36 +0200297 bool Add_Remove_MTP_Storage(TWPartition* Part, int message_type); // Adds or removes an MTP Storage partition
Ethan Yonker66a19492015-12-10 10:19:45 -0600298 TWPartition* Find_Next_Storage(string Path, bool Exclude_Data_Media);
Dees_Troyd21618c2012-10-14 18:48:49 -0400299 int Open_Lun_File(string Partition_Path, string Lun_File);
Ethan Yonker8dfa7772014-09-04 21:48:41 -0500300 pid_t mtppid;
bigbiff bigbiffc7eee6f2014-09-02 18:59:01 -0400301 bool mtp_was_enabled;
Ethan Yonker726a0202014-12-16 20:01:38 -0600302 int mtp_write_fd;
bigbiffce8f83c2015-12-12 18:30:21 -0500303 pid_t tar_fork_pid; // PID of twrpTar fork
304 Backup_Method_enum Backup_Method; // Method used for backup
Dees_Troy43d8b002012-09-17 16:00:01 -0400305
306private:
Dees_Troy51127312012-09-08 13:08:49 -0400307 std::vector<TWPartition*> Partitions; // Vector list of all partitions
Dees_Troy51a0e822012-09-05 15:24:24 -0400308};
Dees_Troy240e4a72012-09-04 09:22:39 -0400309
Dees_Troy5bf43922012-09-07 16:07:55 -0400310extern TWPartitionManager PartitionManager;
311
312#endif // __TWRP_Partition_Manager