| /* Partition Management classes for TWRP |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| * 02110-1301, USA. |
| * |
| * The code was written from scratch by Dees_Troy dees_troy at |
| * yahoo |
| * |
| * Copyright (c) 2012 |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <sys/stat.h> |
| #include <sys/vfs.h> |
| #include <unistd.h> |
| #include <vector> |
| #include <dirent.h> |
| #include <time.h> |
| #include <errno.h> |
| #include <fcntl.h> |
| |
| #include "variables.h" |
| #include "common.h" |
| #include "ui.h" |
| #include "partitions.hpp" |
| #include "data.hpp" |
| #include "twrp-functions.hpp" |
| #include "fixPermissions.hpp" |
| |
| #ifdef TW_INCLUDE_CRYPTO |
| #ifdef TW_INCLUDE_JB_CRYPTO |
| #include "crypto/jb/cryptfs.h" |
| #else |
| #include "crypto/ics/cryptfs.h" |
| #endif |
| #include "cutils/properties.h" |
| #endif |
| |
| extern RecoveryUI* ui; |
| |
| int TWPartitionManager::Process_Fstab(string Fstab_Filename, bool Display_Error) { |
| FILE *fstabFile; |
| char fstab_line[MAX_FSTAB_LINE_LENGTH]; |
| |
| fstabFile = fopen(Fstab_Filename.c_str(), "rt"); |
| if (fstabFile == NULL) { |
| LOGE("Critical Error: Unable to open fstab at '%s'.\n", Fstab_Filename.c_str()); |
| return false; |
| } |
| |
| while (fgets(fstab_line, sizeof(fstab_line), fstabFile) != NULL) { |
| if (fstab_line[0] != '/') |
| continue; |
| |
| if (fstab_line[strlen(fstab_line) - 1] != '\n') |
| fstab_line[strlen(fstab_line)] = '\n'; |
| |
| TWPartition* partition = new TWPartition(); |
| string line = fstab_line; |
| memset(fstab_line, 0, sizeof(fstab_line)); |
| |
| if (partition->Process_Fstab_Line(line, Display_Error)) { |
| Partitions.push_back(partition); |
| } else { |
| delete partition; |
| } |
| } |
| fclose(fstabFile); |
| if (!Write_Fstab()) { |
| if (Display_Error) |
| LOGE("Error creating fstab\n"); |
| else |
| LOGI("Error creating fstab\n"); |
| } |
| Update_System_Details(); |
| UnMount_Main_Partitions(); |
| return true; |
| } |
| |
| int TWPartitionManager::Write_Fstab(void) { |
| FILE *fp; |
| std::vector<TWPartition*>::iterator iter; |
| string Line; |
| |
| fp = fopen("/etc/fstab", "w"); |
| if (fp == NULL) { |
| LOGI("Can not open /etc/fstab.\n"); |
| return false; |
| } |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Can_Be_Mounted) { |
| Line = (*iter)->Actual_Block_Device + " " + (*iter)->Mount_Point + " " + (*iter)->Current_File_System + " rw\n"; |
| fputs(Line.c_str(), fp); |
| // Handle subpartition tracking |
| if ((*iter)->Is_SubPartition) { |
| TWPartition* ParentPartition = Find_Partition_By_Path((*iter)->SubPartition_Of); |
| if (ParentPartition) |
| ParentPartition->Has_SubPartition = true; |
| else |
| LOGE("Unable to locate parent partition '%s' of '%s'\n", (*iter)->SubPartition_Of.c_str(), (*iter)->Mount_Point.c_str()); |
| } |
| } |
| } |
| fclose(fp); |
| return true; |
| } |
| |
| void TWPartitionManager::Output_Partition_Logging(void) { |
| std::vector<TWPartition*>::iterator iter; |
| |
| printf("\n\nPartition Logs:\n"); |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) |
| Output_Partition((*iter)); |
| } |
| |
| void TWPartitionManager::Output_Partition(TWPartition* Part) { |
| unsigned long long mb = 1048576; |
| |
| printf("%s | %s | Size: %iMB", Part->Mount_Point.c_str(), Part->Actual_Block_Device.c_str(), (int)(Part->Size / mb)); |
| if (Part->Can_Be_Mounted) { |
| printf(" Used: %iMB Free: %iMB Backup Size: %iMB", (int)(Part->Used / mb), (int)(Part->Free / mb), (int)(Part->Backup_Size / mb)); |
| } |
| printf("\n Flags: "); |
| if (Part->Can_Be_Wiped) |
| printf("Can_Be_Wiped "); |
| if (Part->Wipe_During_Factory_Reset) |
| printf("Wipe_During_Factory_Reset "); |
| if (Part->Wipe_Available_in_GUI) |
| printf("Wipe_Available_in_GUI "); |
| if (Part->Is_SubPartition) |
| printf("Is_SubPartition "); |
| if (Part->Has_SubPartition) |
| printf("Has_SubPartition "); |
| if (Part->Removable) |
| printf("Removable "); |
| if (Part->Is_Present) |
| printf("IsPresent "); |
| if (Part->Can_Be_Encrypted) |
| printf("Can_Be_Encrypted "); |
| if (Part->Is_Encrypted) |
| printf("Is_Encrypted "); |
| if (Part->Is_Decrypted) |
| printf("Is_Decrypted "); |
| if (Part->Has_Data_Media) |
| printf("Has_Data_Media "); |
| if (Part->Has_Android_Secure) |
| printf("Has_Android_Secure "); |
| if (Part->Is_Storage) |
| printf("Is_Storage "); |
| if (Part->Ignore_Blkid) |
| printf("Ignore_Blkid "); |
| printf("\n"); |
| if (!Part->SubPartition_Of.empty()) |
| printf(" SubPartition_Of: %s\n", Part->SubPartition_Of.c_str()); |
| if (!Part->Symlink_Path.empty()) |
| printf(" Symlink_Path: %s\n", Part->Symlink_Path.c_str()); |
| if (!Part->Symlink_Mount_Point.empty()) |
| printf(" Symlink_Mount_Point: %s\n", Part->Symlink_Mount_Point.c_str()); |
| if (!Part->Primary_Block_Device.empty()) |
| printf(" Primary_Block_Device: %s\n", Part->Primary_Block_Device.c_str()); |
| if (!Part->Alternate_Block_Device.empty()) |
| printf(" Alternate_Block_Device: %s\n", Part->Alternate_Block_Device.c_str()); |
| if (!Part->Decrypted_Block_Device.empty()) |
| printf(" Decrypted_Block_Device: %s\n", Part->Decrypted_Block_Device.c_str()); |
| if (Part->Length != 0) |
| printf(" Length: %i\n", Part->Length); |
| if (!Part->Display_Name.empty()) |
| printf(" Display_Name: %s\n", Part->Display_Name.c_str()); |
| if (!Part->Backup_Path.empty()) |
| printf(" Backup_Path: %s\n", Part->Backup_Path.c_str()); |
| if (!Part->Backup_Name.empty()) |
| printf(" Backup_Name: %s\n", Part->Backup_Name.c_str()); |
| if (!Part->Backup_FileName.empty()) |
| printf(" Backup_FileName: %s\n", Part->Backup_FileName.c_str()); |
| if (!Part->Storage_Path.empty()) |
| printf(" Storage_Path: %s\n", Part->Storage_Path.c_str()); |
| if (!Part->Current_File_System.empty()) |
| printf(" Current_File_System: %s\n", Part->Current_File_System.c_str()); |
| if (!Part->Fstab_File_System.empty()) |
| printf(" Fstab_File_System: %s\n", Part->Fstab_File_System.c_str()); |
| if (Part->Format_Block_Size != 0) |
| printf(" Format_Block_Size: %i\n", Part->Format_Block_Size); |
| if (!Part->MTD_Name.empty()) |
| printf(" MTD_Name: %s\n", Part->MTD_Name.c_str()); |
| string back_meth = Part->Backup_Method_By_Name(); |
| printf(" Backup_Method: %s\n\n", back_meth.c_str()); |
| } |
| |
| int TWPartitionManager::Mount_By_Path(string Path, bool Display_Error) { |
| std::vector<TWPartition*>::iterator iter; |
| int ret = false; |
| bool found = false; |
| string Local_Path = TWFunc::Get_Root_Path(Path); |
| |
| if (Local_Path == "/tmp") |
| return true; |
| |
| // Iterate through all partitions |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Mount_Point == Local_Path || (!(*iter)->Symlink_Mount_Point.empty() && (*iter)->Symlink_Mount_Point == Local_Path)) { |
| ret = (*iter)->Mount(Display_Error); |
| found = true; |
| } else if ((*iter)->Is_SubPartition && (*iter)->SubPartition_Of == Local_Path) { |
| (*iter)->Mount(Display_Error); |
| } |
| } |
| if (found) { |
| return ret; |
| } else if (Display_Error) { |
| LOGE("Mount: Unable to find partition for path '%s'\n", Local_Path.c_str()); |
| } else { |
| LOGI("Mount: Unable to find partition for path '%s'\n", Local_Path.c_str()); |
| } |
| return false; |
| } |
| |
| int TWPartitionManager::Mount_By_Block(string Block, bool Display_Error) { |
| TWPartition* Part = Find_Partition_By_Block(Block); |
| |
| if (Part) { |
| if (Part->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) |
| (*subpart)->Mount(Display_Error); |
| } |
| return Part->Mount(Display_Error); |
| } else |
| return Part->Mount(Display_Error); |
| } |
| if (Display_Error) |
| LOGE("Mount: Unable to find partition for block '%s'\n", Block.c_str()); |
| else |
| LOGI("Mount: Unable to find partition for block '%s'\n", Block.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::Mount_By_Name(string Name, bool Display_Error) { |
| TWPartition* Part = Find_Partition_By_Name(Name); |
| |
| if (Part) { |
| if (Part->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) |
| (*subpart)->Mount(Display_Error); |
| } |
| return Part->Mount(Display_Error); |
| } else |
| return Part->Mount(Display_Error); |
| } |
| if (Display_Error) |
| LOGE("Mount: Unable to find partition for name '%s'\n", Name.c_str()); |
| else |
| LOGI("Mount: Unable to find partition for name '%s'\n", Name.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::UnMount_By_Path(string Path, bool Display_Error) { |
| std::vector<TWPartition*>::iterator iter; |
| int ret = false; |
| bool found = false; |
| string Local_Path = TWFunc::Get_Root_Path(Path); |
| |
| // Iterate through all partitions |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Mount_Point == Local_Path || (!(*iter)->Symlink_Mount_Point.empty() && (*iter)->Symlink_Mount_Point == Local_Path)) { |
| ret = (*iter)->UnMount(Display_Error); |
| found = true; |
| } else if ((*iter)->Is_SubPartition && (*iter)->SubPartition_Of == Local_Path) { |
| (*iter)->UnMount(Display_Error); |
| } |
| } |
| if (found) { |
| return ret; |
| } else if (Display_Error) { |
| LOGE("UnMount: Unable to find partition for path '%s'\n", Local_Path.c_str()); |
| } else { |
| LOGI("UnMount: Unable to find partition for path '%s'\n", Local_Path.c_str()); |
| } |
| return false; |
| } |
| |
| int TWPartitionManager::UnMount_By_Block(string Block, bool Display_Error) { |
| TWPartition* Part = Find_Partition_By_Block(Block); |
| |
| if (Part) { |
| if (Part->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) |
| (*subpart)->UnMount(Display_Error); |
| } |
| return Part->UnMount(Display_Error); |
| } else |
| return Part->UnMount(Display_Error); |
| } |
| if (Display_Error) |
| LOGE("UnMount: Unable to find partition for block '%s'\n", Block.c_str()); |
| else |
| LOGI("UnMount: Unable to find partition for block '%s'\n", Block.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::UnMount_By_Name(string Name, bool Display_Error) { |
| TWPartition* Part = Find_Partition_By_Name(Name); |
| |
| if (Part) { |
| if (Part->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) |
| (*subpart)->UnMount(Display_Error); |
| } |
| return Part->UnMount(Display_Error); |
| } else |
| return Part->UnMount(Display_Error); |
| } |
| if (Display_Error) |
| LOGE("UnMount: Unable to find partition for name '%s'\n", Name.c_str()); |
| else |
| LOGI("UnMount: Unable to find partition for name '%s'\n", Name.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::Is_Mounted_By_Path(string Path) { |
| TWPartition* Part = Find_Partition_By_Path(Path); |
| |
| if (Part) |
| return Part->Is_Mounted(); |
| else |
| LOGI("Is_Mounted: Unable to find partition for path '%s'\n", Path.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::Is_Mounted_By_Block(string Block) { |
| TWPartition* Part = Find_Partition_By_Block(Block); |
| |
| if (Part) |
| return Part->Is_Mounted(); |
| else |
| LOGI("Is_Mounted: Unable to find partition for block '%s'\n", Block.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::Is_Mounted_By_Name(string Name) { |
| TWPartition* Part = Find_Partition_By_Name(Name); |
| |
| if (Part) |
| return Part->Is_Mounted(); |
| else |
| LOGI("Is_Mounted: Unable to find partition for name '%s'\n", Name.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::Mount_Current_Storage(bool Display_Error) { |
| string current_storage_path = DataManager::GetCurrentStoragePath(); |
| |
| if (Mount_By_Path(current_storage_path, Display_Error)) { |
| TWPartition* FreeStorage = Find_Partition_By_Path(current_storage_path); |
| if (FreeStorage) |
| DataManager::SetValue(TW_STORAGE_FREE_SIZE, (int)(FreeStorage->Free / 1048576LLU)); |
| return true; |
| } |
| return false; |
| } |
| |
| int TWPartitionManager::Mount_Settings_Storage(bool Display_Error) { |
| return Mount_By_Path(DataManager::GetSettingsStoragePath(), Display_Error); |
| } |
| |
| TWPartition* TWPartitionManager::Find_Partition_By_Path(string Path) { |
| std::vector<TWPartition*>::iterator iter; |
| string Local_Path = TWFunc::Get_Root_Path(Path); |
| |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Mount_Point == Local_Path || (!(*iter)->Symlink_Mount_Point.empty() && (*iter)->Symlink_Mount_Point == Local_Path)) |
| return (*iter); |
| } |
| return NULL; |
| } |
| |
| TWPartition* TWPartitionManager::Find_Partition_By_Block(string Block) { |
| std::vector<TWPartition*>::iterator iter; |
| |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Primary_Block_Device == Block || (*iter)->Alternate_Block_Device == Block || ((*iter)->Is_Decrypted && (*iter)->Decrypted_Block_Device == Block)) |
| return (*iter); |
| } |
| return NULL; |
| } |
| |
| TWPartition* TWPartitionManager::Find_Partition_By_Name(string Name) { |
| std::vector<TWPartition*>::iterator iter; |
| |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Display_Name == Name) |
| return (*iter); |
| } |
| return NULL; |
| } |
| |
| int TWPartitionManager::Check_Backup_Name(bool Display_Error) { |
| // Check the backup name to ensure that it is the correct size and contains only valid characters |
| // and that a backup with that name doesn't already exist |
| char backup_name[MAX_BACKUP_NAME_LEN]; |
| char backup_loc[255], tw_image_dir[255]; |
| int copy_size; |
| int index, cur_char; |
| string Backup_Name, Backup_Loc; |
| |
| DataManager::GetValue(TW_BACKUP_NAME, Backup_Name); |
| copy_size = Backup_Name.size(); |
| // Check size |
| if (copy_size > MAX_BACKUP_NAME_LEN) { |
| if (Display_Error) |
| LOGE("Backup name is too long.\n"); |
| return -2; |
| } |
| |
| // Check each character |
| strncpy(backup_name, Backup_Name.c_str(), copy_size); |
| if (strcmp(backup_name, "0") == 0) |
| return 0; // A "0" (zero) means to use the current timestamp for the backup name |
| for (index=0; index<copy_size; index++) { |
| cur_char = (int)backup_name[index]; |
| if (cur_char == 32 || (cur_char >= 48 && cur_char <= 57) || (cur_char >= 65 && cur_char <= 91) || cur_char == 93 || cur_char == 95 || (cur_char >= 97 && cur_char <= 123) || cur_char == 125 || cur_char == 45 || cur_char == 46) { |
| // These are valid characters |
| // Numbers |
| // Upper case letters |
| // Lower case letters |
| // Space |
| // and -_.{}[] |
| } else { |
| if (Display_Error) |
| LOGE("Backup name '%s' contains invalid character: '%c'\n", backup_name, (char)cur_char); |
| return -3; |
| } |
| } |
| |
| // Check to make sure that a backup with this name doesn't already exist |
| DataManager::GetValue(TW_BACKUPS_FOLDER_VAR, Backup_Loc); |
| strcpy(backup_loc, Backup_Loc.c_str()); |
| sprintf(tw_image_dir,"%s/%s/.", backup_loc, backup_name); |
| if (TWFunc::Path_Exists(tw_image_dir)) { |
| if (Display_Error) |
| LOGE("A backup with this name already exists.\n"); |
| return -4; |
| } |
| |
| // No problems found, return 0 |
| return 0; |
| } |
| |
| bool TWPartitionManager::Make_MD5(bool generate_md5, string Backup_Folder, string Backup_Filename) |
| { |
| char command[512]; |
| string Full_File = Backup_Folder + Backup_Filename; |
| |
| if (!generate_md5) |
| return true; |
| |
| TWFunc::GUI_Operation_Text(TW_GENERATE_MD5_TEXT, "Generating MD5"); |
| ui_print(" * Generating md5...\n"); |
| |
| if (TWFunc::Path_Exists(Full_File)) { |
| sprintf(command, "cd '%s' && md5sum %s > %s.md5",Backup_Folder.c_str(), Backup_Filename.c_str(), Backup_Filename.c_str()); |
| if (system(command) == 0) { |
| ui_print(" * MD5 Created.\n"); |
| return true; |
| } else { |
| ui_print(" * MD5 Error!\n"); |
| return false; |
| } |
| } else { |
| char filename[512]; |
| int index = 0; |
| |
| sprintf(filename, "%s%03i", Full_File.c_str(), index); |
| while (TWFunc::Path_Exists(filename) == true) { |
| sprintf(command, "cd '%s' && md5sum %s%03i > %s%03i.md5",Backup_Folder.c_str(), Backup_Filename.c_str(), index, Backup_Filename.c_str(), index); |
| if (system(command) != 0) { |
| ui_print(" * MD5 Error.\n"); |
| return false; |
| } |
| index++; |
| sprintf(filename, "%s%03i", Full_File.c_str(), index); |
| } |
| if (index == 0) { |
| LOGE("Backup file: '%s' not found!\n", filename); |
| return false; |
| } |
| ui_print(" * MD5 Created.\n"); |
| } |
| return true; |
| } |
| |
| bool TWPartitionManager::Backup_Partition(TWPartition* Part, string Backup_Folder, bool generate_md5, unsigned long long* img_bytes_remaining, unsigned long long* file_bytes_remaining, unsigned long *img_time, unsigned long *file_time, unsigned long long *img_bytes, unsigned long long *file_bytes) { |
| time_t start, stop; |
| int img_bps, file_bps; |
| unsigned long total_time, remain_time, section_time; |
| int use_compression, backup_time; |
| float pos; |
| |
| if (Part == NULL) |
| return true; |
| |
| DataManager::GetValue(TW_BACKUP_AVG_IMG_RATE, img_bps); |
| |
| DataManager::GetValue(TW_USE_COMPRESSION_VAR, use_compression); |
| if (use_compression) |
| DataManager::GetValue(TW_BACKUP_AVG_FILE_COMP_RATE, file_bps); |
| else |
| DataManager::GetValue(TW_BACKUP_AVG_FILE_RATE, file_bps); |
| |
| // We know the speed for both, how far into the whole backup are we, based on time |
| total_time = (*img_bytes / (unsigned long)img_bps) + (*file_bytes / (unsigned long)file_bps); |
| remain_time = (*img_bytes_remaining / (unsigned long)img_bps) + (*file_bytes_remaining / (unsigned long)file_bps); |
| |
| pos = (total_time - remain_time) / (float) total_time; |
| ui->SetProgress(pos); |
| |
| LOGI("Estimated Total time: %lu Estimated remaining time: %lu\n", total_time, remain_time); |
| |
| // And get the time |
| if (Part->Backup_Method == 1) |
| section_time = Part->Backup_Size / file_bps; |
| else |
| section_time = Part->Backup_Size / img_bps; |
| |
| // Set the position |
| pos = section_time / (float) total_time; |
| ui->ShowProgress(pos, section_time); |
| |
| time(&start); |
| |
| if (Part->Backup(Backup_Folder)) { |
| if (Part->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) { |
| if (!(*subpart)->Backup(Backup_Folder)) |
| return false; |
| if (!Make_MD5(generate_md5, Backup_Folder, (*subpart)->Backup_FileName)) |
| return false; |
| if (Part->Backup_Method == 1) { |
| *file_bytes_remaining -= (*subpart)->Backup_Size; |
| } else { |
| *img_bytes_remaining -= (*subpart)->Backup_Size; |
| } |
| } |
| } |
| } |
| time(&stop); |
| backup_time = (int) difftime(stop, start); |
| LOGI("Partition Backup time: %d\n", backup_time); |
| if (Part->Backup_Method == 1) { |
| *file_bytes_remaining -= Part->Backup_Size; |
| *file_time += backup_time; |
| } else { |
| *img_bytes_remaining -= Part->Backup_Size; |
| *img_time += backup_time; |
| } |
| return Make_MD5(generate_md5, Backup_Folder, Part->Backup_FileName); |
| } else { |
| return false; |
| } |
| } |
| |
| int TWPartitionManager::Run_Backup(void) { |
| int check, do_md5, partition_count = 0; |
| string Backup_Folder, Backup_Name, Full_Backup_Path; |
| unsigned long long total_bytes = 0, file_bytes = 0, img_bytes = 0, free_space = 0, img_bytes_remaining, file_bytes_remaining, subpart_size; |
| unsigned long img_time = 0, file_time = 0; |
| TWPartition* backup_sys = NULL; |
| TWPartition* backup_data = NULL; |
| TWPartition* backup_cache = NULL; |
| TWPartition* backup_recovery = NULL; |
| TWPartition* backup_boot = NULL; |
| TWPartition* backup_andsec = NULL; |
| TWPartition* backup_sdext = NULL; |
| TWPartition* backup_sp1 = NULL; |
| TWPartition* backup_sp2 = NULL; |
| TWPartition* backup_sp3 = NULL; |
| TWPartition* storage = NULL; |
| std::vector<TWPartition*>::iterator subpart; |
| struct tm *t; |
| time_t start, stop, seconds, total_start, total_stop; |
| seconds = time(0); |
| t = localtime(&seconds); |
| |
| time(&total_start); |
| |
| Update_System_Details(); |
| |
| if (!Mount_Current_Storage(true)) |
| return false; |
| |
| DataManager::GetValue(TW_SKIP_MD5_GENERATE_VAR, do_md5); |
| if (do_md5 == 0) |
| do_md5 = true; |
| else |
| do_md5 = false; |
| |
| DataManager::GetValue(TW_BACKUPS_FOLDER_VAR, Backup_Folder); |
| DataManager::GetValue(TW_BACKUP_NAME, Backup_Name); |
| if (Backup_Name == "(Current Date)" || Backup_Name == "0" || Backup_Name.empty()) { |
| char timestamp[255]; |
| sprintf(timestamp,"%04d-%02d-%02d--%02d-%02d-%02d",t->tm_year+1900,t->tm_mon+1,t->tm_mday,t->tm_hour,t->tm_min,t->tm_sec); |
| Backup_Name = timestamp; |
| } |
| LOGI("Backup Name is: '%s'\n", Backup_Name.c_str()); |
| Full_Backup_Path = Backup_Folder + "/" + Backup_Name + "/"; |
| LOGI("Full_Backup_Path is: '%s'\n", Full_Backup_Path.c_str()); |
| |
| ui_print("\n[BACKUP STARTED]\n"); |
| ui_print(" * Backup Folder: %s\n", Full_Backup_Path.c_str()); |
| if (!TWFunc::Recursive_Mkdir(Full_Backup_Path)) { |
| LOGE("Failed to make backup folder.\n"); |
| return false; |
| } |
| |
| LOGI("Calculating backup details...\n"); |
| DataManager::GetValue(TW_BACKUP_SYSTEM_VAR, check); |
| if (check) { |
| backup_sys = Find_Partition_By_Path("/system"); |
| if (backup_sys != NULL) { |
| partition_count++; |
| if (backup_sys->Backup_Method == 1) |
| file_bytes += backup_sys->Backup_Size; |
| else |
| img_bytes += backup_sys->Backup_Size; |
| } else { |
| LOGE("Unable to locate system partition.\n"); |
| return false; |
| } |
| } |
| DataManager::GetValue(TW_BACKUP_DATA_VAR, check); |
| if (check) { |
| backup_data = Find_Partition_By_Path("/data"); |
| if (backup_data != NULL) { |
| partition_count++; |
| subpart_size = 0; |
| if (backup_data->Has_SubPartition) { |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == backup_data->Mount_Point) |
| subpart_size += (*subpart)->Backup_Size; |
| } |
| } |
| if (backup_data->Backup_Method == 1) |
| file_bytes += backup_data->Backup_Size + subpart_size; |
| else |
| img_bytes += backup_data->Backup_Size + subpart_size; |
| } else { |
| LOGE("Unable to locate data partition.\n"); |
| return false; |
| } |
| } |
| DataManager::GetValue(TW_BACKUP_CACHE_VAR, check); |
| if (check) { |
| backup_cache = Find_Partition_By_Path("/cache"); |
| if (backup_cache != NULL) { |
| partition_count++; |
| if (backup_cache->Backup_Method == 1) |
| file_bytes += backup_cache->Backup_Size; |
| else |
| img_bytes += backup_cache->Backup_Size; |
| } else { |
| LOGE("Unable to locate cache partition.\n"); |
| return false; |
| } |
| } |
| DataManager::GetValue(TW_BACKUP_RECOVERY_VAR, check); |
| if (check) { |
| backup_recovery = Find_Partition_By_Path("/recovery"); |
| if (backup_recovery != NULL) { |
| partition_count++; |
| if (backup_recovery->Backup_Method == 1) |
| file_bytes += backup_recovery->Backup_Size; |
| else |
| img_bytes += backup_recovery->Backup_Size; |
| } else { |
| LOGE("Unable to locate recovery partition.\n"); |
| return false; |
| } |
| } |
| DataManager::GetValue(TW_BACKUP_BOOT_VAR, check); |
| if (check) { |
| backup_boot = Find_Partition_By_Path("/boot"); |
| if (backup_boot != NULL) { |
| partition_count++; |
| if (backup_boot->Backup_Method == 1) |
| file_bytes += backup_boot->Backup_Size; |
| else |
| img_bytes += backup_boot->Backup_Size; |
| } else { |
| LOGE("Unable to locate boot partition.\n"); |
| return false; |
| } |
| } |
| DataManager::GetValue(TW_BACKUP_ANDSEC_VAR, check); |
| if (check) { |
| backup_andsec = Find_Partition_By_Path("/and-sec"); |
| if (backup_andsec != NULL) { |
| partition_count++; |
| if (backup_andsec->Backup_Method == 1) |
| file_bytes += backup_andsec->Backup_Size; |
| else |
| img_bytes += backup_andsec->Backup_Size; |
| } else { |
| LOGE("Unable to locate android secure partition.\n"); |
| return false; |
| } |
| } |
| DataManager::GetValue(TW_BACKUP_SDEXT_VAR, check); |
| if (check) { |
| backup_sdext = Find_Partition_By_Path("/sd-ext"); |
| if (backup_sdext != NULL) { |
| partition_count++; |
| if (backup_sdext->Backup_Method == 1) |
| file_bytes += backup_sdext->Backup_Size; |
| else |
| img_bytes += backup_sdext->Backup_Size; |
| } else { |
| LOGE("Unable to locate sd-ext partition.\n"); |
| return false; |
| } |
| } |
| #ifdef SP1_NAME |
| DataManager::GetValue(TW_BACKUP_SP1_VAR, check); |
| if (check) { |
| backup_sp1 = Find_Partition_By_Path(EXPAND(SP1_NAME)); |
| if (backup_sp1 != NULL) { |
| partition_count++; |
| if (backup_sp1->Backup_Method == 1) |
| file_bytes += backup_sp1->Backup_Size; |
| else |
| img_bytes += backup_sp1->Backup_Size; |
| } else { |
| LOGE("Unable to locate %s partition.\n", EXPAND(SP1_NAME)); |
| return false; |
| } |
| } |
| #endif |
| #ifdef SP2_NAME |
| DataManager::GetValue(TW_BACKUP_SP2_VAR, check); |
| if (check) { |
| backup_sp2 = Find_Partition_By_Path(EXPAND(SP2_NAME)); |
| if (backup_sp2 != NULL) { |
| partition_count++; |
| if (backup_sp2->Backup_Method == 1) |
| file_bytes += backup_sp2->Backup_Size; |
| else |
| img_bytes += backup_sp2->Backup_Size; |
| } else { |
| LOGE("Unable to locate %s partition.\n", EXPAND(SP2_NAME)); |
| return false; |
| } |
| } |
| #endif |
| #ifdef SP3_NAME |
| DataManager::GetValue(TW_BACKUP_SP3_VAR, check); |
| if (check) { |
| backup_sp3 = Find_Partition_By_Path(EXPAND(SP3_NAME)); |
| if (backup_sp3 != NULL) { |
| partition_count++; |
| if (backup_sp3->Backup_Method == 1) |
| file_bytes += backup_sp3->Backup_Size; |
| else |
| img_bytes += backup_sp3->Backup_Size; |
| } else { |
| LOGE("Unable to locate %s partition.\n", EXPAND(SP3_NAME)); |
| return false; |
| } |
| } |
| #endif |
| |
| if (partition_count == 0) { |
| ui_print("No partitions selected for backup.\n"); |
| return false; |
| } |
| total_bytes = file_bytes + img_bytes; |
| ui_print(" * Total number of partitions to back up: %d\n", partition_count); |
| ui_print(" * Total size of all data: %lluMB\n", total_bytes / 1024 / 1024); |
| storage = Find_Partition_By_Path(DataManager::GetCurrentStoragePath()); |
| if (storage != NULL) { |
| free_space = storage->Free; |
| ui_print(" * Available space: %lluMB\n", free_space / 1024 / 1024); |
| } else { |
| LOGE("Unable to locate storage device.\n"); |
| return false; |
| } |
| if (free_space + (32 * 1024 * 1024) < total_bytes) { |
| // We require an extra 32MB just in case |
| LOGE("Not enough free space on storage.\n"); |
| return false; |
| } |
| img_bytes_remaining = img_bytes; |
| file_bytes_remaining = file_bytes; |
| |
| ui->SetProgress(0.0); |
| |
| if (!Backup_Partition(backup_sys, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_data, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_cache, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_recovery, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_boot, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_andsec, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_sdext, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_sp1, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_sp2, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| if (!Backup_Partition(backup_sp3, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes)) |
| return false; |
| |
| // Average BPS |
| if (img_time == 0) |
| img_time = 1; |
| if (file_time == 0) |
| file_time = 1; |
| int img_bps = (int)img_bytes / (int)img_time; |
| int file_bps = (int)file_bytes / (int)file_time; |
| |
| ui_print("Average backup rate for file systems: %lu MB/sec\n", (file_bps / (1024 * 1024))); |
| ui_print("Average backup rate for imaged drives: %lu MB/sec\n", (img_bps / (1024 * 1024))); |
| |
| time(&total_stop); |
| int total_time = (int) difftime(total_stop, total_start); |
| unsigned long long actual_backup_size = TWFunc::Get_Folder_Size(Full_Backup_Path, true); |
| actual_backup_size /= (1024LLU * 1024LLU); |
| |
| int prev_img_bps, prev_file_bps, use_compression; |
| DataManager::GetValue(TW_BACKUP_AVG_IMG_RATE, prev_img_bps); |
| img_bps += (prev_img_bps * 4); |
| img_bps /= 5; |
| |
| DataManager::GetValue(TW_USE_COMPRESSION_VAR, use_compression); |
| if (use_compression) |
| DataManager::GetValue(TW_BACKUP_AVG_FILE_COMP_RATE, prev_file_bps); |
| else |
| DataManager::GetValue(TW_BACKUP_AVG_FILE_RATE, prev_file_bps); |
| file_bps += (prev_file_bps * 4); |
| file_bps /= 5; |
| |
| DataManager::SetValue(TW_BACKUP_AVG_IMG_RATE, img_bps); |
| if (use_compression) |
| DataManager::SetValue(TW_BACKUP_AVG_FILE_COMP_RATE, file_bps); |
| else |
| DataManager::SetValue(TW_BACKUP_AVG_FILE_RATE, file_bps); |
| |
| ui_print("[%llu MB TOTAL BACKED UP]\n", actual_backup_size); |
| Update_System_Details(); |
| UnMount_Main_Partitions(); |
| ui_print("[BACKUP COMPLETED IN %d SECONDS]\n\n", total_time); // the end |
| return true; |
| } |
| |
| bool TWPartitionManager::Restore_Partition(TWPartition* Part, string Restore_Name, int partition_count) { |
| time_t Start, Stop; |
| time(&Start); |
| ui->ShowProgress(1.0 / (float)partition_count, 150); |
| if (!Part->Restore(Restore_Name)) |
| return false; |
| if (Part->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) { |
| if (!(*subpart)->Restore(Restore_Name)) |
| return false; |
| } |
| } |
| } |
| time(&Stop); |
| ui_print("[%s done (%d seconds)]\n\n", Part->Display_Name.c_str(), (int)difftime(Stop, Start)); |
| return true; |
| } |
| |
| int TWPartitionManager::Run_Restore(string Restore_Name) { |
| int check_md5, check, partition_count = 0; |
| TWPartition* restore_sys = NULL; |
| TWPartition* restore_data = NULL; |
| TWPartition* restore_cache = NULL; |
| TWPartition* restore_boot = NULL; |
| TWPartition* restore_andsec = NULL; |
| TWPartition* restore_sdext = NULL; |
| TWPartition* restore_sp1 = NULL; |
| TWPartition* restore_sp2 = NULL; |
| TWPartition* restore_sp3 = NULL; |
| time_t rStart, rStop; |
| time(&rStart); |
| |
| ui_print("\n[RESTORE STARTED]\n\n"); |
| ui_print("Restore folder: '%s'\n", Restore_Name.c_str()); |
| |
| if (!Mount_Current_Storage(true)) |
| return false; |
| |
| DataManager::GetValue(TW_SKIP_MD5_CHECK_VAR, check_md5); |
| DataManager::GetValue(TW_RESTORE_SYSTEM_VAR, check); |
| if (check > 0) { |
| restore_sys = Find_Partition_By_Path("/system"); |
| if (restore_sys == NULL) { |
| LOGE("Unable to locate system partition.\n"); |
| return false; |
| } |
| partition_count++; |
| } |
| DataManager::GetValue(TW_RESTORE_DATA_VAR, check); |
| if (check > 0) { |
| restore_data = Find_Partition_By_Path("/data"); |
| if (restore_data == NULL) { |
| LOGE("Unable to locate data partition.\n"); |
| return false; |
| } |
| partition_count++; |
| } |
| DataManager::GetValue(TW_RESTORE_CACHE_VAR, check); |
| if (check > 0) { |
| restore_cache = Find_Partition_By_Path("/cache"); |
| if (restore_cache == NULL) { |
| LOGE("Unable to locate cache partition.\n"); |
| return false; |
| } |
| partition_count++; |
| } |
| DataManager::GetValue(TW_RESTORE_BOOT_VAR, check); |
| if (check > 0) { |
| restore_boot = Find_Partition_By_Path("/boot"); |
| if (restore_boot == NULL) { |
| LOGE("Unable to locate boot partition.\n"); |
| return false; |
| } |
| partition_count++; |
| } |
| DataManager::GetValue(TW_RESTORE_ANDSEC_VAR, check); |
| if (check > 0) { |
| restore_andsec = Find_Partition_By_Path("/and-sec"); |
| if (restore_andsec == NULL) { |
| LOGE("Unable to locate android secure partition.\n"); |
| return false; |
| } |
| partition_count++; |
| } |
| DataManager::GetValue(TW_RESTORE_SDEXT_VAR, check); |
| if (check > 0) { |
| restore_sdext = Find_Partition_By_Path("/sd-ext"); |
| if (restore_sdext == NULL) { |
| LOGE("Unable to locate sd-ext partition.\n"); |
| return false; |
| } |
| partition_count++; |
| } |
| #ifdef SP1_NAME |
| DataManager::GetValue(TW_RESTORE_SP1_VAR, check); |
| if (check > 0) { |
| restore_sp1 = Find_Partition_By_Path(EXPAND(SP1_NAME)); |
| if (restore_sp1 == NULL) { |
| LOGE("Unable to locate %s partition.\n", EXPAND(SP1_NAME)); |
| return false; |
| } |
| partition_count++; |
| } |
| #endif |
| #ifdef SP2_NAME |
| DataManager::GetValue(TW_RESTORE_SP2_VAR, check); |
| if (check > 0) { |
| restore_sp2 = Find_Partition_By_Path(EXPAND(SP2_NAME)); |
| if (restore_sp2 == NULL) { |
| LOGE("Unable to locate %s partition.\n", EXPAND(SP2_NAME)); |
| return false; |
| } |
| partition_count++; |
| } |
| #endif |
| #ifdef SP3_NAME |
| DataManager::GetValue(TW_RESTORE_SP3_VAR, check); |
| if (check > 0) { |
| restore_sp3 = Find_Partition_By_Path(EXPAND(SP3_NAME)); |
| if (restore_sp3 == NULL) { |
| LOGE("Unable to locate %s partition.\n", EXPAND(SP3_NAME)); |
| return false; |
| } |
| partition_count++; |
| } |
| #endif |
| |
| if (partition_count == 0) { |
| LOGE("No partitions selected for restore.\n"); |
| return false; |
| } |
| |
| if (check_md5 > 0) { |
| // Check MD5 files first before restoring to ensure that all of them match before starting a restore |
| TWFunc::GUI_Operation_Text(TW_VERIFY_MD5_TEXT, "Verifying MD5"); |
| ui_print("Verifying MD5...\n"); |
| if (restore_sys != NULL && !restore_sys->Check_MD5(Restore_Name)) |
| return false; |
| if (restore_data != NULL && !restore_data->Check_MD5(Restore_Name)) |
| return false; |
| if (restore_data != NULL && restore_data->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == restore_data->Mount_Point) { |
| if (!(*subpart)->Check_MD5(Restore_Name)) |
| return false; |
| } |
| } |
| } |
| if (restore_cache != NULL && !restore_cache->Check_MD5(Restore_Name)) |
| return false; |
| if (restore_boot != NULL && !restore_boot->Check_MD5(Restore_Name)) |
| return false; |
| if (restore_andsec != NULL && !restore_andsec->Check_MD5(Restore_Name)) |
| return false; |
| if (restore_sdext != NULL && !restore_sdext->Check_MD5(Restore_Name)) |
| return false; |
| if (restore_sp1 != NULL && !restore_sp1->Check_MD5(Restore_Name)) |
| return false; |
| if (restore_sp2 != NULL && !restore_sp2->Check_MD5(Restore_Name)) |
| return false; |
| if (restore_sp3 != NULL && !restore_sp3->Check_MD5(Restore_Name)) |
| return false; |
| ui_print("Done verifying MD5.\n"); |
| } else |
| ui_print("Skipping MD5 check based on user setting.\n"); |
| |
| ui_print("Restoring %i partitions...\n", partition_count); |
| ui->SetProgress(0.0); |
| if (restore_sys != NULL && !Restore_Partition(restore_sys, Restore_Name, partition_count)) |
| return false; |
| if (restore_data != NULL && !Restore_Partition(restore_data, Restore_Name, partition_count)) |
| return false; |
| if (restore_cache != NULL && !Restore_Partition(restore_cache, Restore_Name, partition_count)) |
| return false; |
| if (restore_boot != NULL && !Restore_Partition(restore_boot, Restore_Name, partition_count)) |
| return false; |
| if (restore_andsec != NULL && !Restore_Partition(restore_andsec, Restore_Name, partition_count)) |
| return false; |
| if (restore_sdext != NULL && !Restore_Partition(restore_sdext, Restore_Name, partition_count)) |
| return false; |
| if (restore_sp1 != NULL && !Restore_Partition(restore_sp1, Restore_Name, partition_count)) |
| return false; |
| if (restore_sp2 != NULL && !Restore_Partition(restore_sp2, Restore_Name, partition_count)) |
| return false; |
| if (restore_sp3 != NULL && !Restore_Partition(restore_sp3, Restore_Name, partition_count)) |
| return false; |
| |
| TWFunc::GUI_Operation_Text(TW_UPDATE_SYSTEM_DETAILS_TEXT, "Updating System Details"); |
| Update_System_Details(); |
| UnMount_Main_Partitions(); |
| time(&rStop); |
| ui_print("[RESTORE COMPLETED IN %d SECONDS]\n\n",(int)difftime(rStop,rStart)); |
| return true; |
| } |
| |
| void TWPartitionManager::Set_Restore_Files(string Restore_Name) { |
| // Start with the default values |
| int tw_restore_system = -1; |
| int tw_restore_data = -1; |
| int tw_restore_cache = -1; |
| int tw_restore_recovery = -1; |
| int tw_restore_boot = -1; |
| int tw_restore_andsec = -1; |
| int tw_restore_sdext = -1; |
| int tw_restore_sp1 = -1; |
| int tw_restore_sp2 = -1; |
| int tw_restore_sp3 = -1; |
| bool get_date = true; |
| |
| DIR* d; |
| d = opendir(Restore_Name.c_str()); |
| if (d == NULL) |
| { |
| LOGE("Error opening %s\n", Restore_Name.c_str()); |
| return; |
| } |
| |
| struct dirent* de; |
| while ((de = readdir(d)) != NULL) |
| { |
| // Strip off three components |
| char str[256]; |
| char* label; |
| char* fstype = NULL; |
| char* extn = NULL; |
| char* ptr; |
| |
| strcpy(str, de->d_name); |
| if (strlen(str) <= 2) |
| continue; |
| |
| if (get_date) { |
| char file_path[255]; |
| struct stat st; |
| |
| strcpy(file_path, Restore_Name.c_str()); |
| strcat(file_path, "/"); |
| strcat(file_path, str); |
| stat(file_path, &st); |
| string backup_date = ctime((const time_t*)(&st.st_mtime)); |
| DataManager::SetValue(TW_RESTORE_FILE_DATE, backup_date); |
| get_date = false; |
| } |
| |
| label = str; |
| ptr = label; |
| while (*ptr && *ptr != '.') ptr++; |
| if (*ptr == '.') |
| { |
| *ptr = 0x00; |
| ptr++; |
| fstype = ptr; |
| } |
| while (*ptr && *ptr != '.') ptr++; |
| if (*ptr == '.') |
| { |
| *ptr = 0x00; |
| ptr++; |
| extn = ptr; |
| } |
| |
| if (extn == NULL || (strlen(extn) >= 3 && strncmp(extn, "win", 3) != 0)) continue; |
| |
| TWPartition* Part = Find_Partition_By_Path(label); |
| if (Part == NULL) |
| { |
| LOGE(" Unable to locate partition by backup name: '%s'\n", label); |
| continue; |
| } |
| |
| Part->Backup_FileName = de->d_name; |
| if (strlen(extn) > 3) { |
| Part->Backup_FileName.resize(Part->Backup_FileName.size() - strlen(extn) + 3); |
| } |
| |
| // Now, we just need to find the correct label |
| if (Part->Backup_Path == "/system") |
| tw_restore_system = 1; |
| if (Part->Backup_Path == "/data") |
| tw_restore_data = 1; |
| if (Part->Backup_Path == "/cache") |
| tw_restore_cache = 1; |
| if (Part->Backup_Path == "/recovery") |
| tw_restore_recovery = 1; |
| if (Part->Backup_Path == "/boot") |
| tw_restore_boot = 1; |
| if (Part->Backup_Path == "/and-sec") |
| tw_restore_andsec = 1; |
| if (Part->Backup_Path == "/sd-ext") |
| tw_restore_sdext = 1; |
| #ifdef SP1_NAME |
| if (Part->Backup_Path == TWFunc::Get_Root_Path(EXPAND(SP1_NAME))) |
| tw_restore_sp1 = 1; |
| #endif |
| #ifdef SP2_NAME |
| if (Part->Backup_Path == TWFunc::Get_Root_Path(EXPAND(SP2_NAME))) |
| tw_restore_sp2 = 1; |
| #endif |
| #ifdef SP3_NAME |
| if (Part->Backup_Path == TWFunc::Get_Root_Path(EXPAND(SP3_NAME))) |
| tw_restore_sp3 = 1; |
| #endif |
| } |
| closedir(d); |
| |
| // Set the final values |
| DataManager::SetValue(TW_RESTORE_SYSTEM_VAR, tw_restore_system); |
| DataManager::SetValue(TW_RESTORE_DATA_VAR, tw_restore_data); |
| DataManager::SetValue(TW_RESTORE_CACHE_VAR, tw_restore_cache); |
| DataManager::SetValue(TW_RESTORE_RECOVERY_VAR, tw_restore_recovery); |
| DataManager::SetValue(TW_RESTORE_BOOT_VAR, tw_restore_boot); |
| DataManager::SetValue(TW_RESTORE_ANDSEC_VAR, tw_restore_andsec); |
| DataManager::SetValue(TW_RESTORE_SDEXT_VAR, tw_restore_sdext); |
| DataManager::SetValue(TW_RESTORE_SP1_VAR, tw_restore_sp1); |
| DataManager::SetValue(TW_RESTORE_SP2_VAR, tw_restore_sp2); |
| DataManager::SetValue(TW_RESTORE_SP3_VAR, tw_restore_sp3); |
| |
| return; |
| } |
| |
| int TWPartitionManager::Wipe_By_Path(string Path) { |
| std::vector<TWPartition*>::iterator iter; |
| int ret = false; |
| bool found = false; |
| string Local_Path = TWFunc::Get_Root_Path(Path); |
| |
| // Iterate through all partitions |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Mount_Point == Local_Path || (!(*iter)->Symlink_Mount_Point.empty() && (*iter)->Symlink_Mount_Point == Local_Path)) { |
| if (Path == "/and-sec") |
| ret = (*iter)->Wipe_AndSec(); |
| else |
| ret = (*iter)->Wipe(); |
| found = true; |
| } else if ((*iter)->Is_SubPartition && (*iter)->SubPartition_Of == Local_Path) { |
| (*iter)->Wipe(); |
| } |
| } |
| if (found) { |
| return ret; |
| } else |
| LOGE("Wipe: Unable to find partition for path '%s'\n", Local_Path.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::Wipe_By_Block(string Block) { |
| TWPartition* Part = Find_Partition_By_Block(Block); |
| |
| if (Part) { |
| if (Part->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) |
| (*subpart)->Wipe(); |
| } |
| return Part->Wipe(); |
| } else |
| return Part->Wipe(); |
| } |
| LOGE("Wipe: Unable to find partition for block '%s'\n", Block.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::Wipe_By_Name(string Name) { |
| TWPartition* Part = Find_Partition_By_Name(Name); |
| |
| if (Part) { |
| if (Part->Has_SubPartition) { |
| std::vector<TWPartition*>::iterator subpart; |
| |
| for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) { |
| if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) |
| (*subpart)->Wipe(); |
| } |
| return Part->Wipe(); |
| } else |
| return Part->Wipe(); |
| } |
| LOGE("Wipe: Unable to find partition for name '%s'\n", Name.c_str()); |
| return false; |
| } |
| |
| int TWPartitionManager::Factory_Reset(void) { |
| std::vector<TWPartition*>::iterator iter; |
| int ret = true; |
| |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Wipe_During_Factory_Reset && (*iter)->Is_Present) { |
| if (!(*iter)->Wipe()) |
| ret = false; |
| } else if ((*iter)->Has_Android_Secure) { |
| if (!(*iter)->Wipe_AndSec()) |
| ret = false; |
| } |
| } |
| return ret; |
| } |
| |
| int TWPartitionManager::Wipe_Dalvik_Cache(void) { |
| struct stat st; |
| |
| if (!Mount_By_Path("/data", true)) |
| return false; |
| |
| if (!Mount_By_Path("/cache", true)) |
| return false; |
| |
| ui_print("\nWiping Dalvik Cache Directories...\n"); |
| system("rm -rf /data/dalvik-cache"); |
| ui_print("Cleaned: /data/dalvik-cache...\n"); |
| system("rm -rf /cache/dalvik-cache"); |
| ui_print("Cleaned: /cache/dalvik-cache...\n"); |
| system("rm -rf /cache/dc"); |
| ui_print("Cleaned: /cache/dc\n"); |
| |
| TWPartition* sdext = Find_Partition_By_Path("/sd-ext"); |
| if (sdext != NULL) { |
| if (sdext->Is_Present && sdext->Mount(false)) { |
| if (stat("/sd-ext/dalvik-cache", &st) == 0) { |
| system("rm -rf /sd-ext/dalvik-cache"); |
| ui_print("Cleaned: /sd-ext/dalvik-cache...\n"); |
| } |
| } |
| } |
| ui_print("-- Dalvik Cache Directories Wipe Complete!\n\n"); |
| return true; |
| } |
| |
| int TWPartitionManager::Wipe_Rotate_Data(void) { |
| if (!Mount_By_Path("/data", true)) |
| return false; |
| |
| system("rm -r /data/misc/akmd*"); |
| system("rm -r /data/misc/rild*"); |
| system("rm -r /data/misc/rild*"); |
| ui_print("Rotation data wiped.\n"); |
| return true; |
| } |
| |
| int TWPartitionManager::Wipe_Battery_Stats(void) { |
| struct stat st; |
| |
| if (!Mount_By_Path("/data", true)) |
| return false; |
| |
| if (0 != stat("/data/system/batterystats.bin", &st)) { |
| ui_print("No Battery Stats Found. No Need To Wipe.\n"); |
| } else { |
| remove("/data/system/batterystats.bin"); |
| ui_print("Cleared battery stats.\n"); |
| } |
| return true; |
| } |
| |
| int TWPartitionManager::Wipe_Android_Secure(void) { |
| std::vector<TWPartition*>::iterator iter; |
| int ret = false; |
| bool found = false; |
| |
| // Iterate through all partitions |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Has_Android_Secure) { |
| ret = (*iter)->Wipe_AndSec(); |
| found = true; |
| } |
| } |
| if (found) { |
| return ret; |
| } else { |
| LOGE("No android secure partitions found.\n"); |
| } |
| return false; |
| } |
| |
| int TWPartitionManager::Format_Data(void) { |
| TWPartition* dat = Find_Partition_By_Path("/data"); |
| |
| if (dat != NULL) { |
| if (!dat->UnMount(true)) |
| return false; |
| |
| return dat->Wipe_Encryption(); |
| } else { |
| LOGE("Unable to locate /data.\n"); |
| return false; |
| } |
| return false; |
| } |
| |
| int TWPartitionManager::Wipe_Media_From_Data(void) { |
| TWPartition* dat = Find_Partition_By_Path("/data"); |
| |
| if (dat != NULL) { |
| if (!dat->Has_Data_Media) { |
| LOGE("This device does not have /data/media\n"); |
| return false; |
| } |
| if (!dat->Mount(true)) |
| return false; |
| |
| ui_print("Wiping internal storage -- /data/media...\n"); |
| system("rm -rf /data/media"); |
| system("cd /data && mkdir media && chmod 775 media"); |
| if (dat->Has_Data_Media) { |
| dat->Recreate_Media_Folder(); |
| } |
| return true; |
| } else { |
| LOGE("Unable to locate /data.\n"); |
| return false; |
| } |
| return false; |
| } |
| |
| void TWPartitionManager::Refresh_Sizes(void) { |
| Update_System_Details(); |
| return; |
| } |
| |
| void TWPartitionManager::Update_System_Details(void) { |
| std::vector<TWPartition*>::iterator iter; |
| int data_size = 0; |
| |
| ui_print("Updating partition details...\n"); |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Can_Be_Mounted) { |
| (*iter)->Update_Size(true); |
| if ((*iter)->Mount_Point == "/system") { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_SYSTEM_SIZE, backup_display_size); |
| } else if ((*iter)->Mount_Point == "/data" || (*iter)->Mount_Point == "/datadata") { |
| data_size += (int)((*iter)->Backup_Size / 1048576LLU); |
| } else if ((*iter)->Mount_Point == "/cache") { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_CACHE_SIZE, backup_display_size); |
| } else if ((*iter)->Mount_Point == "/sd-ext") { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_SDEXT_SIZE, backup_display_size); |
| if ((*iter)->Backup_Size == 0) { |
| DataManager::SetValue(TW_HAS_SDEXT_PARTITION, 0); |
| DataManager::SetValue(TW_BACKUP_SDEXT_VAR, 0); |
| } else |
| DataManager::SetValue(TW_HAS_SDEXT_PARTITION, 1); |
| } else if ((*iter)->Has_Android_Secure) { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_ANDSEC_SIZE, backup_display_size); |
| if ((*iter)->Backup_Size == 0) { |
| DataManager::SetValue(TW_HAS_ANDROID_SECURE, 0); |
| DataManager::SetValue(TW_BACKUP_ANDSEC_VAR, 0); |
| } else |
| DataManager::SetValue(TW_HAS_ANDROID_SECURE, 1); |
| } else if ((*iter)->Mount_Point == "/boot") { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_BOOT_SIZE, backup_display_size); |
| if ((*iter)->Backup_Size == 0) { |
| DataManager::SetValue("tw_has_boot_partition", 0); |
| DataManager::SetValue(TW_BACKUP_BOOT_VAR, 0); |
| } else |
| DataManager::SetValue("tw_has_boot_partition", 1); |
| } |
| #ifdef SP1_NAME |
| if ((*iter)->Backup_Name == EXPAND(SP1_NAME)) { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_SP1_SIZE, backup_display_size); |
| } |
| #endif |
| #ifdef SP2_NAME |
| if ((*iter)->Backup_Name == EXPAND(SP2_NAME)) { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_SP2_SIZE, backup_display_size); |
| } |
| #endif |
| #ifdef SP3_NAME |
| if ((*iter)->Backup_Name == EXPAND(SP3_NAME)) { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_SP3_SIZE, backup_display_size); |
| } |
| #endif |
| } else { |
| // Handle unmountable partitions in case we reset defaults |
| if ((*iter)->Mount_Point == "/boot") { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_BOOT_SIZE, backup_display_size); |
| if ((*iter)->Backup_Size == 0) { |
| DataManager::SetValue(TW_HAS_BOOT_PARTITION, 0); |
| DataManager::SetValue(TW_BACKUP_BOOT_VAR, 0); |
| } else |
| DataManager::SetValue(TW_HAS_BOOT_PARTITION, 1); |
| } else if ((*iter)->Mount_Point == "/recovery") { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_RECOVERY_SIZE, backup_display_size); |
| if ((*iter)->Backup_Size == 0) { |
| DataManager::SetValue(TW_HAS_RECOVERY_PARTITION, 0); |
| DataManager::SetValue(TW_BACKUP_RECOVERY_VAR, 0); |
| } else |
| DataManager::SetValue(TW_HAS_RECOVERY_PARTITION, 1); |
| } |
| #ifdef SP1_NAME |
| if ((*iter)->Backup_Name == EXPAND(SP1_NAME)) { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_SP1_SIZE, backup_display_size); |
| } |
| #endif |
| #ifdef SP2_NAME |
| if ((*iter)->Backup_Name == EXPAND(SP2_NAME)) { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_SP2_SIZE, backup_display_size); |
| } |
| #endif |
| #ifdef SP3_NAME |
| if ((*iter)->Backup_Name == EXPAND(SP3_NAME)) { |
| int backup_display_size = (int)((*iter)->Backup_Size / 1048576LLU); |
| DataManager::SetValue(TW_BACKUP_SP3_SIZE, backup_display_size); |
| } |
| #endif |
| } |
| } |
| DataManager::SetValue(TW_BACKUP_DATA_SIZE, data_size); |
| string current_storage_path = DataManager::GetCurrentStoragePath(); |
| TWPartition* FreeStorage = Find_Partition_By_Path(current_storage_path); |
| if (FreeStorage != NULL) { |
| // Attempt to mount storage |
| if (!FreeStorage->Mount(false)) { |
| // We couldn't mount storage... check to see if we have dual storage |
| int has_dual_storage; |
| DataManager::GetValue(TW_HAS_DUAL_STORAGE, has_dual_storage); |
| if (has_dual_storage == 1) { |
| // We have dual storage, see if we're using the internal storage that should always be present |
| if (current_storage_path == DataManager::GetSettingsStoragePath()) { |
| if (!FreeStorage->Is_Encrypted) { |
| // Not able to use internal, so error! |
| LOGE("Unable to mount internal storage.\n"); |
| } |
| DataManager::SetValue(TW_STORAGE_FREE_SIZE, 0); |
| } else { |
| // We were using external, flip to internal |
| DataManager::SetValue(TW_USE_EXTERNAL_STORAGE, 0); |
| current_storage_path = DataManager::GetCurrentStoragePath(); |
| FreeStorage = Find_Partition_By_Path(current_storage_path); |
| if (FreeStorage != NULL) { |
| DataManager::SetValue(TW_STORAGE_FREE_SIZE, (int)(FreeStorage->Free / 1048576LLU)); |
| } else { |
| LOGE("Unable to locate internal storage partition.\n"); |
| DataManager::SetValue(TW_STORAGE_FREE_SIZE, 0); |
| } |
| } |
| } else { |
| // No dual storage and unable to mount storage, error! |
| LOGE("Unable to mount storage.\n"); |
| DataManager::SetValue(TW_STORAGE_FREE_SIZE, 0); |
| } |
| } else { |
| DataManager::SetValue(TW_STORAGE_FREE_SIZE, (int)(FreeStorage->Free / 1048576LLU)); |
| } |
| } else { |
| LOGI("Unable to find storage partition '%s'.\n", current_storage_path.c_str()); |
| } |
| if (!Write_Fstab()) |
| LOGE("Error creating fstab\n"); |
| return; |
| } |
| |
| int TWPartitionManager::Decrypt_Device(string Password) { |
| #ifdef TW_INCLUDE_CRYPTO |
| int ret_val, password_len; |
| char crypto_blkdev[255], cPassword[255]; |
| size_t result; |
| |
| property_set("ro.crypto.state", "encrypted"); |
| #ifdef TW_INCLUDE_JB_CRYPTO |
| // No extra flags needed |
| #else |
| property_set("ro.crypto.fs_type", CRYPTO_FS_TYPE); |
| property_set("ro.crypto.fs_real_blkdev", CRYPTO_REAL_BLKDEV); |
| property_set("ro.crypto.fs_mnt_point", CRYPTO_MNT_POINT); |
| property_set("ro.crypto.fs_options", CRYPTO_FS_OPTIONS); |
| property_set("ro.crypto.fs_flags", CRYPTO_FS_FLAGS); |
| property_set("ro.crypto.keyfile.userdata", CRYPTO_KEY_LOC); |
| #endif |
| strcpy(cPassword, Password.c_str()); |
| if (cryptfs_check_passwd(cPassword) != 0) { |
| LOGE("Failed to decrypt data.\n"); |
| return -1; |
| } |
| property_get("ro.crypto.fs_crypto_blkdev", crypto_blkdev, "error"); |
| if (strcmp(crypto_blkdev, "error") == 0) { |
| LOGE("Error retrieving decrypted data block device.\n"); |
| } else { |
| TWPartition* dat = Find_Partition_By_Path("/data"); |
| if (dat != NULL) { |
| DataManager::SetValue(TW_DATA_BLK_DEVICE, dat->Primary_Block_Device); |
| DataManager::SetValue(TW_IS_DECRYPTED, 1); |
| dat->Is_Decrypted = true; |
| dat->Decrypted_Block_Device = crypto_blkdev; |
| ui_print("Data successfully decrypted, new block device: '%s'\n", crypto_blkdev); |
| // Sleep for a bit so that the device will be ready |
| sleep(1); |
| #ifdef RECOVERY_SDCARD_ON_DATA |
| if (dat->Mount(false) && TWFunc::Path_Exists("/data/media/0")) { |
| dat->Storage_Path = "/data/media/0"; |
| dat->Symlink_Path = dat->Storage_Path; |
| DataManager::SetValue(TW_INTERNAL_PATH, "/data/media/0"); |
| dat->UnMount(false); |
| DataManager::SetBackupFolder(); |
| } |
| #endif |
| Update_System_Details(); |
| UnMount_Main_Partitions(); |
| } else |
| LOGE("Unable to locate data partition.\n"); |
| } |
| return 0; |
| #else |
| LOGE("No crypto support was compiled into this build.\n"); |
| return -1; |
| #endif |
| return 1; |
| } |
| |
| int TWPartitionManager::Fix_Permissions(void) { |
| int result = 0; |
| if (!Mount_By_Path("/data", true)) |
| return false; |
| |
| if (!Mount_By_Path("/system", true)) |
| return false; |
| |
| Mount_By_Path("/sd-ext", false); |
| |
| fixPermissions perms; |
| result = perms.fixPerms(true, false); |
| UnMount_Main_Partitions(); |
| ui_print("Done.\n\n"); |
| return result; |
| } |
| |
| //partial kangbang from system/vold |
| #ifndef CUSTOM_LUN_FILE |
| #define CUSTOM_LUN_FILE "/sys/devices/platform/usb_mass_storage/lun%d/file" |
| #endif |
| |
| int TWPartitionManager::Open_Lun_File(string Partition_Path, string Lun_File) { |
| int fd; |
| TWPartition* Part = Find_Partition_By_Path(Partition_Path); |
| |
| if (Part == NULL) { |
| LOGE("Unable to locate volume information for USB storage mode."); |
| return false; |
| } |
| if (!Part->UnMount(true)) |
| return false; |
| |
| if ((fd = open(Lun_File.c_str(), O_WRONLY)) < 0) { |
| LOGE("Unable to open ums lunfile '%s': (%s)\n", Lun_File.c_str(), strerror(errno)); |
| return false; |
| } |
| |
| if (write(fd, Part->Actual_Block_Device.c_str(), Part->Actual_Block_Device.size()) < 0) { |
| LOGE("Unable to write to ums lunfile '%s': (%s)\n", Lun_File.c_str(), strerror(errno)); |
| close(fd); |
| return false; |
| } |
| close(fd); |
| return true; |
| } |
| |
| int TWPartitionManager::usb_storage_enable(void) { |
| int has_dual, has_data_media; |
| char lun_file[255]; |
| string ext_path; |
| bool has_multiple_lun = false; |
| |
| DataManager::GetValue(TW_HAS_DUAL_STORAGE, has_dual); |
| DataManager::GetValue(TW_HAS_DATA_MEDIA, has_data_media); |
| if (has_dual == 1 && has_data_media == 0) { |
| string Lun_File_str = CUSTOM_LUN_FILE; |
| size_t found = Lun_File_str.find("%"); |
| if (found != string::npos) { |
| sprintf(lun_file, CUSTOM_LUN_FILE, 1); |
| if (TWFunc::Path_Exists(lun_file)) |
| has_multiple_lun = true; |
| } |
| if (!has_multiple_lun) { |
| // Device doesn't have multiple lun files, mount current storage |
| sprintf(lun_file, CUSTOM_LUN_FILE, 0); |
| return Open_Lun_File(DataManager::GetCurrentStoragePath(), lun_file); |
| } else { |
| // Device has multiple lun files |
| sprintf(lun_file, CUSTOM_LUN_FILE, 0); |
| if (!Open_Lun_File(DataManager::GetSettingsStoragePath(), lun_file)) |
| return false; |
| DataManager::GetValue(TW_EXTERNAL_PATH, ext_path); |
| sprintf(lun_file, CUSTOM_LUN_FILE, 1); |
| return Open_Lun_File(ext_path, lun_file); |
| } |
| } else { |
| if (has_data_media == 0) |
| ext_path = DataManager::GetCurrentStoragePath(); |
| else |
| DataManager::GetValue(TW_EXTERNAL_PATH, ext_path); |
| sprintf(lun_file, CUSTOM_LUN_FILE, 0); |
| return Open_Lun_File(ext_path, lun_file); |
| } |
| return true; |
| } |
| |
| int TWPartitionManager::usb_storage_disable(void) { |
| int fd, index; |
| char lun_file[255]; |
| |
| for (index=0; index<2; index++) { |
| sprintf(lun_file, CUSTOM_LUN_FILE, index); |
| |
| if ((fd = open(lun_file, O_WRONLY)) < 0) { |
| Mount_All_Storage(); |
| Update_System_Details(); |
| if (index == 0) { |
| LOGE("Unable to open ums lunfile '%s': (%s)", lun_file, strerror(errno)); |
| return false; |
| } else |
| return true; |
| } |
| |
| char ch = 0; |
| if (write(fd, &ch, 1) < 0) { |
| close(fd); |
| Mount_All_Storage(); |
| Update_System_Details(); |
| if (index == 0) { |
| LOGE("Unable to write to ums lunfile '%s': (%s)", lun_file, strerror(errno)); |
| return false; |
| } else |
| return true; |
| } |
| |
| close(fd); |
| } |
| Mount_All_Storage(); |
| Update_System_Details(); |
| UnMount_Main_Partitions(); |
| return true; |
| } |
| |
| void TWPartitionManager::Mount_All_Storage(void) { |
| std::vector<TWPartition*>::iterator iter; |
| |
| for (iter = Partitions.begin(); iter != Partitions.end(); iter++) { |
| if ((*iter)->Is_Storage) |
| (*iter)->Mount(false); |
| } |
| } |
| |
| void TWPartitionManager::UnMount_Main_Partitions(void) { |
| // Unmounts system and data if data is not data/media |
| // Also unmounts boot if boot is mountable |
| LOGI("Unmounting main partitions...\n"); |
| |
| TWPartition* Boot_Partition = Find_Partition_By_Path("/boot"); |
| |
| UnMount_By_Path("/system", true); |
| #ifndef RECOVERY_SDCARD_ON_DATA |
| UnMount_By_Path("/data", true); |
| #endif |
| if (Boot_Partition != NULL && Boot_Partition->Can_Be_Mounted) |
| Boot_Partition->UnMount(true); |
| } |
| |
| int TWPartitionManager::Partition_SDCard(void) { |
| char mkdir_path[255], temp[255], line[512]; |
| string Command, Device, fat_str, ext_str, swap_str, start_loc, end_loc, ext_format, sd_path, tmpdevice; |
| int ext, swap, total_size = 0, fat_size; |
| FILE* fp; |
| |
| ui_print("Partitioning SD Card...\n"); |
| #ifdef TW_EXTERNAL_STORAGE_PATH |
| TWPartition* SDCard = Find_Partition_By_Path(EXPAND(TW_EXTERNAL_STORAGE_PATH)); |
| #else |
| TWPartition* SDCard = Find_Partition_By_Path("/sdcard"); |
| #endif |
| if (SDCard == NULL) { |
| LOGE("Unable to locate device to partition.\n"); |
| return false; |
| } |
| if (!SDCard->UnMount(true)) |
| return false; |
| TWPartition* SDext = Find_Partition_By_Path("/sd-ext"); |
| if (SDext != NULL) { |
| if (!SDext->UnMount(true)) |
| return false; |
| } |
| system("umount \"$SWAPPATH\""); |
| Device = SDCard->Actual_Block_Device; |
| // Just use the root block device |
| Device.resize(strlen("/dev/block/mmcblkX")); |
| |
| // Find the size of the block device: |
| fp = fopen("/proc/partitions", "rt"); |
| if (fp == NULL) { |
| LOGE("Unable to open /proc/partitions\n"); |
| return false; |
| } |
| |
| while (fgets(line, sizeof(line), fp) != NULL) |
| { |
| unsigned long major, minor, blocks; |
| char device[512]; |
| char tmpString[64]; |
| |
| if (strlen(line) < 7 || line[0] == 'm') continue; |
| sscanf(line + 1, "%lu %lu %lu %s", &major, &minor, &blocks, device); |
| |
| tmpdevice = "/dev/block/"; |
| tmpdevice += device; |
| if (tmpdevice == Device) { |
| // Adjust block size to byte size |
| total_size = (int)(blocks * 1024ULL / 1000000LLU); |
| break; |
| } |
| } |
| fclose(fp); |
| |
| DataManager::GetValue("tw_sdext_size", ext); |
| DataManager::GetValue("tw_swap_size", swap); |
| DataManager::GetValue("tw_sdpart_file_system", ext_format); |
| fat_size = total_size - ext - swap; |
| LOGI("sd card block device is '%s', sdcard size is: %iMB, fat size: %iMB, ext size: %iMB, ext system: '%s', swap size: %iMB\n", Device.c_str(), total_size, fat_size, ext, ext_format.c_str(), swap); |
| memset(temp, 0, sizeof(temp)); |
| sprintf(temp, "%i", fat_size); |
| fat_str = temp; |
| memset(temp, 0, sizeof(temp)); |
| sprintf(temp, "%i", fat_size + ext); |
| ext_str = temp; |
| memset(temp, 0, sizeof(temp)); |
| sprintf(temp, "%i", fat_size + ext + swap); |
| swap_str = temp; |
| if (ext + swap > total_size) { |
| LOGE("EXT + Swap size is larger than sdcard size.\n"); |
| return false; |
| } |
| ui_print("Removing partition table...\n"); |
| Command = "parted -s " + Device + " mklabel msdos"; |
| LOGI("Command is: '%s'\n", Command.c_str()); |
| if (system(Command.c_str()) != 0) { |
| LOGE("Unable to remove partition table.\n"); |
| Update_System_Details(); |
| return false; |
| } |
| ui_print("Creating FAT32 partition...\n"); |
| Command = "parted " + Device + " mkpartfs primary fat32 0 " + fat_str + "MB"; |
| LOGI("Command is: '%s'\n", Command.c_str()); |
| if (system(Command.c_str()) != 0) { |
| LOGE("Unable to create FAT32 partition.\n"); |
| return false; |
| } |
| if (ext > 0) { |
| ui_print("Creating EXT partition...\n"); |
| Command = "parted " + Device + " mkpartfs primary ext2 " + fat_str + "MB " + ext_str + "MB"; |
| LOGI("Command is: '%s'\n", Command.c_str()); |
| if (system(Command.c_str()) != 0) { |
| LOGE("Unable to create EXT partition.\n"); |
| Update_System_Details(); |
| return false; |
| } |
| } |
| if (swap > 0) { |
| ui_print("Creating swap partition...\n"); |
| Command = "parted " + Device + " mkpartfs primary linux-swap " + ext_str + "MB " + swap_str + "MB"; |
| LOGI("Command is: '%s'\n", Command.c_str()); |
| if (system(Command.c_str()) != 0) { |
| LOGE("Unable to create swap partition.\n"); |
| Update_System_Details(); |
| return false; |
| } |
| } |
| // recreate TWRP folder and rewrite settings - these will be gone after sdcard is partitioned |
| #ifdef TW_EXTERNAL_STORAGE_PATH |
| Mount_By_Path(EXPAND(TW_EXTERNAL_STORAGE_PATH), 1); |
| DataManager::GetValue(TW_EXTERNAL_PATH, sd_path); |
| memset(mkdir_path, 0, sizeof(mkdir_path)); |
| sprintf(mkdir_path, "%s/TWRP", sd_path.c_str()); |
| #else |
| Mount_By_Path("/sdcard", 1); |
| strcpy(mkdir_path, "/sdcard/TWRP"); |
| #endif |
| mkdir(mkdir_path, 0777); |
| DataManager::Flush(); |
| #ifdef TW_EXTERNAL_STORAGE_PATH |
| DataManager::SetValue(TW_ZIP_EXTERNAL_VAR, EXPAND(TW_EXTERNAL_STORAGE_PATH)); |
| if (DataManager::GetIntValue(TW_USE_EXTERNAL_STORAGE) == 1) |
| DataManager::SetValue(TW_ZIP_LOCATION_VAR, EXPAND(TW_EXTERNAL_STORAGE_PATH)); |
| #else |
| DataManager::SetValue(TW_ZIP_EXTERNAL_VAR, "/sdcard"); |
| if (DataManager::GetIntValue(TW_USE_EXTERNAL_STORAGE) == 1) |
| DataManager::SetValue(TW_ZIP_LOCATION_VAR, "/sdcard"); |
| #endif |
| if (ext > 0) { |
| if (SDext == NULL) { |
| LOGE("Unable to locate sd-ext partition.\n"); |
| return false; |
| } |
| Command = "mke2fs -t " + ext_format + " -m 0 " + SDext->Actual_Block_Device; |
| ui_print("Formatting sd-ext as %s...\n", ext_format.c_str()); |
| LOGI("Formatting sd-ext after partitioning, command: '%s'\n", Command.c_str()); |
| system(Command.c_str()); |
| } |
| |
| Update_System_Details(); |
| ui_print("Partitioning complete.\n"); |
| return true; |
| } |