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Dees Troy3be70a82013-10-22 14:25:12 +00001/*
2 Copyright 2012 bigbiff/Dees_Troy TeamWin
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*/
18
Dees_Troy6ef66352013-02-21 08:26:57 -060019#ifndef _TWRPFUNCTIONS_HPP
20#define _TWRPFUNCTIONS_HPP
21
22#include <string>
Dees_Troy2673cec2013-04-02 20:22:16 +000023#include <vector>
bigbifff62d2492020-05-20 10:15:34 -040024
25#ifdef USE_FSCRYPT
bigbiffa2bd7b72020-05-07 21:45:34 -040026#include <ext4_utils/ext4_crypt.h>
bigbifff62d2492020-05-20 10:15:34 -040027#else
28#include "ext4crypt_tar.h"
29#endif
Dees_Troy6ef66352013-02-21 08:26:57 -060030
bigbiff bigbiff56cf5642016-08-19 17:43:45 -040031#include "twrpDigest/twrpDigest.hpp"
32
Chaosmaster65633a42020-02-05 15:24:09 +010033#ifndef BUILD_TWRPTAR_MAIN
34#include "partitions.hpp"
35#endif
36
Dees_Troy6ef66352013-02-21 08:26:57 -060037using namespace std;
38
bigbiff349ea552020-06-19 16:07:38 -040039#define CACHE_LOGS_DIR "/cache/" // For devices with a dedicated cache partition
40#define DATA_LOGS_DIR "/data/" // For devices that do not have a dedicated cache partition
bigbiff bigbiff19874f12019-01-08 20:06:57 -050041
Dees_Troy6ef66352013-02-21 08:26:57 -060042typedef enum
43{
Vojtech Bocekfafb0c52013-07-25 22:53:02 +020044 rb_current = 0,
45 rb_system,
46 rb_recovery,
47 rb_poweroff,
48 rb_bootloader, // May also be fastboot
49 rb_download,
mauronofrioe9a49ef2018-10-03 13:38:16 +020050 rb_edl,
Dees_Troy6ef66352013-02-21 08:26:57 -060051} RebootCommand;
52
bigbiffce8f83c2015-12-12 18:30:21 -050053enum Archive_Type {
54 UNCOMPRESSED = 0,
55 COMPRESSED,
56 ENCRYPTED,
57 COMPRESSED_ENCRYPTED
58};
59
bigbiffa2bd7b72020-05-07 21:45:34 -040060
Dees_Troy6ef66352013-02-21 08:26:57 -060061// Partition class
62class TWFunc
63{
64public:
Ethan Yonker6e8c27a2016-12-22 17:55:57 -060065 static string Get_Root_Path(const string& Path); // Trims any trailing folders or filenames from the path, also adds a leading / if not present
66 static string Get_Path(const string& Path); // Trims everything after the last / in the string
67 static string Get_Filename(const string& Path); // Trims the path off of a filename
Dees_Troy6ef66352013-02-21 08:26:57 -060068
Ethan Yonkeraf2897c2014-02-10 13:07:14 -060069 static int Exec_Cmd(const string& cmd, string &result); //execute a command and return the result as a string by reference
Ethan Yonker7e941582019-03-22 08:18:21 -050070 static int Exec_Cmd(const string& cmd, bool Show_Errors = true); //execute a command, displays an error to the GUI if Show_Errors is true, Show_Errors is true by default
71 static int Wait_For_Child(pid_t pid, int *status, string Child_Name, bool Show_Errors = true); // Waits for pid to exit and checks exit status, displays an error to the GUI if Show_Errors is true which is the default
Ethan Yonkerddb63e22017-01-19 14:01:57 -060072 static int Wait_For_Child_Timeout(pid_t pid, int *status, const string& Child_Name, int timeout); // Waits for a pid to exit until the timeout is hit. If timeout is hit, kill the chilld.
Ethan Yonkeraf2897c2014-02-10 13:07:14 -060073 static bool Path_Exists(string Path); // Returns true if the path exists
bigbiffce8f83c2015-12-12 18:30:21 -050074 static Archive_Type Get_File_Type(string fn); // Determines file type, 0 for unknown, 1 for gzip, 2 for OAES encrypted
Ethan Yonkeraf2897c2014-02-10 13:07:14 -060075 static int Try_Decrypting_File(string fn, string password); // -1 for some error, 0 for failed to decrypt, 1 for decrypted, 3 for decrypted and found gzip format
Ethan Yonker472f5062016-02-25 13:47:30 -060076 static unsigned long Get_File_Size(const string& Path); // Returns the size of a file
Vojtech Bocek05f87d62014-03-11 22:08:23 +010077 static std::string Remove_Trailing_Slashes(const std::string& path, bool leaveLast = false); // Normalizes the path, e.g /data//media/ -> /data/media
Matt Mower2416a502016-04-12 19:54:46 -050078 static void Strip_Quotes(char* &str); // Remove leading & trailing double-quotes from a string
Ethan Yonker1b7a31b2014-07-03 15:09:22 -050079 static vector<string> split_string(const string &in, char del, bool skip_empty);
Ethan Yonker472f5062016-02-25 13:47:30 -060080 static timespec timespec_diff(timespec& start, timespec& end); // Return a diff for 2 times
81 static int32_t timespec_diff_ms(timespec& start, timespec& end); // Returns diff in ms
Ethan Yonkeraf2897c2014-02-10 13:07:14 -060082
83#ifndef BUILD_TWRPTAR_MAIN
Dees_Troy6ef66352013-02-21 08:26:57 -060084 static void install_htc_dumlock(void); // Installs HTC Dumlock
85 static void htc_dumlock_restore_original_boot(void); // Restores the backup of boot from HTC Dumlock
86 static void htc_dumlock_reflash_recovery_to_boot(void); // Reflashes the current recovery to boot
87 static int Recursive_Mkdir(string Path); // Recursively makes the entire path
Dees_Troy6ef66352013-02-21 08:26:57 -060088 static void GUI_Operation_Text(string Read_Value, string Default_Text); // Updates text for display in the GUI, e.g. Backing up %partition name%
89 static void GUI_Operation_Text(string Read_Value, string Partition_Name, string Default_Text); // Same as above but includes partition name
Dees_Troy2673cec2013-04-02 20:22:16 +000090 static void Update_Log_File(void); // Writes the log to last_log
91 static void Update_Intent_File(string Intent); // Updates intent file
Dees_Troy6ef66352013-02-21 08:26:57 -060092 static int tw_reboot(RebootCommand command); // Prepares the device for rebooting
93 static void check_and_run_script(const char* script_file, const char* display_name); // checks for the existence of a script, chmods it to 755, then runs it
Dees_Troy6ef66352013-02-21 08:26:57 -060094 static int removeDir(const string path, bool removeParent); //recursively remove a directory
95 static int copy_file(string src, string dst, int mode); //copy file from src to dst with mode permissions
96 static unsigned int Get_D_Type_From_Stat(string Path); // Returns a dirent dt_type value using stat instead of dirent
bigbiff bigbiffcdcfee42013-02-27 21:11:26 -050097 static int read_file(string fn, vector<string>& results); //read from file
Dees_Troy6ef66352013-02-21 08:26:57 -060098 static int read_file(string fn, string& results); //read from file
xNUTxe85f02d2014-07-18 01:30:58 +020099 static int read_file(string fn, uint64_t& results); //read from file
Ethan Yonker6e8c27a2016-12-22 17:55:57 -0600100 static int write_to_file(const string& fn, const string& line); //write to file
Dees_Troy83bd4832013-05-04 12:39:56 +0000101 static bool Try_Decrypting_Backup(string Restore_Path, string Password); // true for success, false for failed to decrypt
Ethan Yonkerb5557892014-02-07 21:43:20 -0600102 static string System_Property_Get(string Prop_Name); // Returns value of Prop_Name from reading /system/build.prop
Chaosmaster65633a42020-02-05 15:24:09 +0100103 static string System_Property_Get(string Prop_Name, TWPartitionManager &PartitionManager, string Mount_Point); // Returns value of Prop_Name from reading /system/build.prop
Dees Troyb21cc642013-09-10 17:36:41 +0000104 static string Get_Current_Date(void); // Returns the current date in ccyy-m-dd--hh-nn-ss format
105 static void Auto_Generate_Backup_Name(); // Populates TW_BACKUP_NAME with a backup name based on current date and ro.build.display.id from /system/build.prop
nkk7198fc3992017-12-16 16:26:42 +0200106 static void Fixup_Time_On_Boot(const string& time_paths = ""); // Fixes time on devices which need it (time_paths is a space separated list of paths to check for ats_* files)
Vojtech Bocek0b7fe502014-03-13 17:36:52 +0100107 static std::vector<std::string> Split_String(const std::string& str, const std::string& delimiter, bool removeEmpty = true); // Splits string by delimiter
Vojtech Bocek03fd6c52014-03-13 18:46:34 +0100108 static bool Create_Dir_Recursive(const std::string& path, mode_t mode = 0755, uid_t uid = -1, gid_t gid = -1); // Create directory and it's parents, if they don't exist. mode, uid and gid are set to all _newly_ created folders. If whole path exists, do nothing.
xNUTxe85f02d2014-07-18 01:30:58 +0200109 static int Set_Brightness(std::string brightness_value); // Well, you can read, it does what it says, passing return int from TWFunc::Write_File ;)
bigbiff bigbiffc7eee6f2014-09-02 18:59:01 -0400110 static bool Toggle_MTP(bool enable); // Disables MTP if enable is false and re-enables MTP if enable is true and it was enabled the last time it was toggled off
Jenkins1710bf22014-10-02 20:22:21 -0400111 static std::string to_string(unsigned long value); //convert ul to string
Tom Hite5a926722014-09-15 01:31:03 +0000112 static void SetPerformanceMode(bool mode); // support recovery.perf.mode
Ethan Yonker9132d912015-02-02 10:32:49 -0600113 static void Disable_Stock_Recovery_Replace(); // Disable stock ROMs from replacing TWRP with stock recovery
Ethan Yonker483e9f42016-01-11 22:21:18 -0600114 static unsigned long long IOCTL_Get_Block_Size(const char* block_device);
bigbiff bigbiffbad332a2016-07-29 21:18:13 -0400115 static void copy_kernel_log(string curr_storage); // Copy Kernel Log to Current Storage (PSTORE/KMSG)
bigbiff bigbiff19fb79c2016-09-05 21:04:51 -0400116 static bool isNumber(string strtocheck); // return true if number, false if not a number
117 static int stream_adb_backup(string &Restore_Name); // Tell ADB Backup to Stream to TWRP from GUI selection
bigbiff349ea552020-06-19 16:07:38 -0400118 static std::string get_log_dir(); // return recovery log storage directory
bigbiff bigbiff19874f12019-01-08 20:06:57 -0500119 static void check_selinux_support(); // print whether selinux support is enabled to console
Ethan Yonker76bbd3a2019-05-10 10:50:04 -0500120 static bool Is_TWRP_App_In_System(); // Check if the TWRP app is installed in the system partition
epicX9d930a22020-12-29 00:39:36 +0530121 static void checkforapp();
Chaosmaster461e39f2020-02-07 01:48:13 +0100122 static int Property_Override(string Prop_Name, string Prop_Value); // Override properties (including ro. properties)
bigbiffa2bd7b72020-05-07 21:45:34 -0400123 static bool Get_Encryption_Policy(ext4_encryption_policy &policy, std::string path); // return encryption policy for path
124 static bool Set_Encryption_Policy(std::string path, const ext4_encryption_policy &policy); // set encryption policy for path
epicX98053c32021-01-04 13:01:31 +0530125 static string Check_For_TwrpFolder();
Tom Hite5a926722014-09-15 01:31:03 +0000126
Dees_Troy6ef66352013-02-21 08:26:57 -0600127private:
Dees_Troy2673cec2013-04-02 20:22:16 +0000128 static void Copy_Log(string Source, string Destination);
Dees_Troy6ef66352013-02-21 08:26:57 -0600129
130};
131
Dees_Troy2673cec2013-04-02 20:22:16 +0000132extern int Log_Offset;
Ethan Yonkeraf2897c2014-02-10 13:07:14 -0600133#else
134};
135#endif // ndef BUILD_TWRPTAR_MAIN
Dees_Troy2673cec2013-04-02 20:22:16 +0000136
Dees_Troy6ef66352013-02-21 08:26:57 -0600137#endif // _TWRPFUNCTIONS_HPP