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diff --git a/partitionmanager.cpp b/partitionmanager.cpp
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+++ b/partitionmanager.cpp
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+/*
+ Copyright 2014 TeamWin
+ This file is part of TWRP/TeamWin Recovery Project.
+
+ TWRP is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ TWRP 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 TWRP. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#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 <iostream>
+#include <iomanip>
+#include <sys/wait.h>
+#include "variables.h"
+#include "twcommon.h"
+#include "partitions.hpp"
+#include "data.hpp"
+#include "twrp-functions.hpp"
+#include "fixPermissions.hpp"
+#include "twrpDigest.hpp"
+#include "twrpDU.hpp"
+#include "set_metadata.h"
+#include "tw_atomic.hpp"
+
+#ifdef TW_HAS_MTP
+#include "mtp/mtp_MtpServer.hpp"
+#include "mtp/twrpMtp.hpp"
+#include "mtp/MtpMessage.hpp"
+#endif
+
+extern "C" {
+ #include "cutils/properties.h"
+}
+
+#ifdef TW_INCLUDE_CRYPTO
+ #include "crypto/lollipop/cryptfs.h"
+#endif
+
+extern bool datamedia;
+
+TWPartitionManager::TWPartitionManager(void) {
+ mtp_was_enabled = false;
+ mtp_write_fd = -1;
+ stop_backup.set_value(0);
+ tar_fork_pid = 0;
+}
+
+int TWPartitionManager::Process_Fstab(string Fstab_Filename, bool Display_Error) {
+ FILE *fstabFile;
+ char fstab_line[MAX_FSTAB_LINE_LENGTH];
+ TWPartition* settings_partition = NULL;
+ TWPartition* andsec_partition = NULL;
+ unsigned int storageid = 1 << 16; // upper 16 bits are for physical storage device, we pretend to have only one
+
+ fstabFile = fopen(Fstab_Filename.c_str(), "rt");
+ if (fstabFile == NULL) {
+ LOGERR("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)) {
+ if (partition->Is_Storage) {
+ ++storageid;
+ partition->MTP_Storage_ID = storageid;
+ }
+ if (!settings_partition && partition->Is_Settings_Storage && partition->Is_Present) {
+ settings_partition = partition;
+ } else {
+ partition->Is_Settings_Storage = false;
+ }
+ if (!andsec_partition && partition->Has_Android_Secure && partition->Is_Present) {
+ andsec_partition = partition;
+ } else {
+ partition->Has_Android_Secure = false;
+ }
+ Partitions.push_back(partition);
+ } else {
+ delete partition;
+ }
+ }
+ fclose(fstabFile);
+ if (!datamedia && !settings_partition && Find_Partition_By_Path("/sdcard") == NULL && Find_Partition_By_Path("/internal_sd") == NULL && Find_Partition_By_Path("/internal_sdcard") == NULL && Find_Partition_By_Path("/emmc") == NULL) {
+ // Attempt to automatically identify /data/media emulated storage devices
+ TWPartition* Dat = Find_Partition_By_Path("/data");
+ if (Dat) {
+ LOGINFO("Using automatic handling for /data/media emulated storage device.\n");
+ datamedia = true;
+ Dat->Setup_Data_Media();
+ settings_partition = Dat;
+ // Since /data was not considered a storage partition earlier, we still need to assign an MTP ID
+ ++storageid;
+ Dat->MTP_Storage_ID = storageid;
+ }
+ }
+ if (!settings_partition) {
+ std::vector<TWPartition*>::iterator iter;
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Is_Storage) {
+ settings_partition = (*iter);
+ break;
+ }
+ }
+ if (!settings_partition)
+ LOGERR("Unable to locate storage partition for storing settings file.\n");
+ }
+ if (!Write_Fstab()) {
+ if (Display_Error)
+ LOGERR("Error creating fstab\n");
+ else
+ LOGINFO("Error creating fstab\n");
+ }
+
+ if (andsec_partition) {
+ Setup_Android_Secure_Location(andsec_partition);
+ } else if (settings_partition) {
+ Setup_Android_Secure_Location(settings_partition);
+ }
+ if (settings_partition) {
+ Setup_Settings_Storage_Partition(settings_partition);
+ }
+#ifdef TW_INCLUDE_CRYPTO
+ TWPartition* Decrypt_Data = Find_Partition_By_Path("/data");
+ if (Decrypt_Data && Decrypt_Data->Is_Encrypted && !Decrypt_Data->Is_Decrypted) {
+ int password_type = cryptfs_get_password_type();
+ if (password_type == CRYPT_TYPE_DEFAULT) {
+ LOGINFO("Device is encrypted with the default password, attempting to decrypt.\n");
+ if (Decrypt_Device("default_password") == 0) {
+ gui_print("Successfully decrypted with default password.\n");
+ DataManager::SetValue(TW_IS_ENCRYPTED, 0);
+ } else {
+ LOGERR("Unable to decrypt with default password.");
+ LOGERR("You may need to perform a Format Data.\n");
+ }
+ } else {
+ DataManager::SetValue("TW_CRYPTO_TYPE", password_type);
+ }
+ }
+#endif
+ 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) {
+ LOGINFO("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
+ LOGERR("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::Setup_Settings_Storage_Partition(TWPartition* Part) {
+ DataManager::SetValue("tw_settings_path", Part->Storage_Path);
+ DataManager::SetValue("tw_storage_path", Part->Storage_Path);
+ LOGINFO("Settings storage is '%s'\n", Part->Storage_Path.c_str());
+}
+
+void TWPartitionManager::Setup_Android_Secure_Location(TWPartition* Part) {
+ if (Part->Has_Android_Secure)
+ Part->Setup_AndSec();
+ else if (!datamedia)
+ Part->Setup_AndSec();
+}
+
+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_Mounted)
+ printf("Can_Be_Mounted ");
+ if (Part->Can_Be_Wiped)
+ printf("Can_Be_Wiped ");
+ if (Part->Use_Rm_Rf)
+ printf("Use_Rm_Rf ");
+ if (Part->Can_Be_Backed_Up)
+ printf("Can_Be_Backed_Up ");
+ 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->Can_Encrypt_Backup)
+ printf("Can_Encrypt_Backup ");
+ if (Part->Use_Userdata_Encryption)
+ printf("Use_Userdata_Encryption ");
+ if (Part->Has_Android_Secure)
+ printf("Has_Android_Secure ");
+ if (Part->Is_Storage)
+ printf("Is_Storage ");
+ if (Part->Is_Settings_Storage)
+ printf("Is_Settings_Storage ");
+ if (Part->Ignore_Blkid)
+ printf("Ignore_Blkid ");
+ if (Part->Retain_Layout_Version)
+ printf("Retain_Layout_Version ");
+ if (Part->Mount_To_Decrypt)
+ printf("Mount_To_Decrypt ");
+ if (Part->Can_Flash_Img)
+ printf("Can_Flash_Img ");
+ 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->Crypto_Key_Location.empty() && Part->Crypto_Key_Location != "footer")
+ printf(" Crypto_Key_Location: %s\n", Part->Crypto_Key_Location.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->Storage_Name.empty())
+ printf(" Storage_Name: %s\n", Part->Storage_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_Display_Name.empty())
+ printf(" Backup_Display_Name: %s\n", Part->Backup_Display_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: %lu\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", back_meth.c_str());
+ if (Part->Mount_Flags || !Part->Mount_Options.empty())
+ printf(" Mount_Flags=0x%8x, Mount_Options=%s\n", Part->Mount_Flags, Part->Mount_Options.c_str());
+ if (Part->MTP_Storage_ID)
+ printf(" MTP_Storage_ID: %i\n", Part->MTP_Storage_ID);
+ printf("\n");
+}
+
+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" || Local_Path == "/")
+ 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) {
+ LOGERR("Mount: Unable to find partition for path '%s'\n", Local_Path.c_str());
+ } else {
+ LOGINFO("Mount: Unable to find partition for path '%s'\n", Local_Path.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) {
+ LOGERR("UnMount: Unable to find partition for path '%s'\n", Local_Path.c_str());
+ } else {
+ LOGINFO("UnMount: Unable to find partition for path '%s'\n", Local_Path.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
+ LOGINFO("Is_Mounted: Unable to find partition for path '%s'\n", Path.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;
+}
+
+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)
+ LOGERR("Backup name is too long.\n");
+ return -2;
+ }
+
+ // Check each character
+ strncpy(backup_name, Backup_Name.c_str(), copy_size);
+ if (copy_size == 1 && strncmp(backup_name, "0", 1) == 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)
+ LOGERR("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.c_str());
+ if (TWFunc::Path_Exists(tw_image_dir)) {
+ if (Display_Error)
+ LOGERR("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)
+{
+ string command;
+ string Full_File = Backup_Folder + Backup_Filename;
+ string result;
+ twrpDigest md5sum;
+
+ if (!generate_md5)
+ return true;
+
+ TWFunc::GUI_Operation_Text(TW_GENERATE_MD5_TEXT, "Generating MD5");
+ gui_print(" * Generating md5...\n");
+
+ if (TWFunc::Path_Exists(Full_File)) {
+ md5sum.setfn(Backup_Folder + Backup_Filename);
+ if (md5sum.computeMD5() == 0)
+ if (md5sum.write_md5digest() == 0)
+ gui_print(" * MD5 Created.\n");
+ else
+ return -1;
+ else
+ gui_print(" * MD5 Error!\n");
+ } else {
+ char filename[512];
+ int index = 0;
+ string strfn;
+ sprintf(filename, "%s%03i", Full_File.c_str(), index);
+ strfn = filename;
+ while (index < 1000) {
+ md5sum.setfn(filename);
+ if (TWFunc::Path_Exists(filename)) {
+ if (md5sum.computeMD5() == 0) {
+ if (md5sum.write_md5digest() != 0)
+ {
+ gui_print(" * MD5 Error.\n");
+ return false;
+ }
+ } else {
+ gui_print(" * Error computing MD5.\n");
+ return false;
+ }
+ }
+ index++;
+ sprintf(filename, "%s%03i", Full_File.c_str(), index);
+ strfn = filename;
+ }
+ if (index == 0) {
+ LOGERR("Backup file: '%s' not found!\n", filename);
+ return false;
+ }
+ gui_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 use_compression;
+ float pos;
+ unsigned long long total_size, current_size;
+
+ string backup_log = Backup_Folder + "recovery.log";
+
+ if (Part == NULL)
+ return true;
+
+ DataManager::GetValue(TW_USE_COMPRESSION_VAR, use_compression);
+
+ total_size = *file_bytes + *img_bytes;
+ current_size = *file_bytes + *img_bytes - *file_bytes_remaining - *img_bytes_remaining;
+ // Set the position
+ pos = ((float)(current_size) / (float)(total_size));
+ DataManager::SetProgress(pos);
+
+ TWFunc::SetPerformanceMode(true);
+ time(&start);
+
+ if (Part->Backup(Backup_Folder, &total_size, &current_size, tar_fork_pid)) {
+ bool md5Success = false;
+ current_size += Part->Backup_Size;
+ pos = (float)((float)(current_size) / (float)(total_size));
+ DataManager::SetProgress(pos);
+ if (Part->Has_SubPartition) {
+ std::vector<TWPartition*>::iterator subpart;
+
+ for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) {
+ if ((*subpart)->Can_Be_Backed_Up && (*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == Part->Mount_Point) {
+ if (!(*subpart)->Backup(Backup_Folder, &total_size, &current_size, tar_fork_pid)) {
+ TWFunc::SetPerformanceMode(false);
+ Clean_Backup_Folder(Backup_Folder);
+ TWFunc::copy_file("/tmp/recovery.log", backup_log, 0644);
+ tw_set_default_metadata(backup_log.c_str());
+ return false;
+ }
+ sync();
+ sync();
+ if (!Make_MD5(generate_md5, Backup_Folder, (*subpart)->Backup_FileName)) {
+ TWFunc::SetPerformanceMode(false);
+ return false;
+ }
+ if (Part->Backup_Method == 1) {
+ *file_bytes_remaining -= (*subpart)->Backup_Size;
+ } else {
+ *img_bytes_remaining -= (*subpart)->Backup_Size;
+ }
+ current_size += Part->Backup_Size;
+ pos = (float)(current_size / total_size);
+ DataManager::SetProgress(pos);
+ }
+ }
+ }
+ time(&stop);
+ int backup_time = (int) difftime(stop, start);
+ LOGINFO("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;
+ }
+
+ md5Success = Make_MD5(generate_md5, Backup_Folder, Part->Backup_FileName);
+ TWFunc::SetPerformanceMode(false);
+ return md5Success;
+ } else {
+ Clean_Backup_Folder(Backup_Folder);
+ TWFunc::copy_file("/tmp/recovery.log", backup_log, 0644);
+ tw_set_default_metadata(backup_log.c_str());
+ TWFunc::SetPerformanceMode(false);
+ return false;
+ }
+ return 0;
+}
+
+void TWPartitionManager::Clean_Backup_Folder(string Backup_Folder) {
+ DIR *d = opendir(Backup_Folder.c_str());
+ struct dirent *p;
+ int r;
+
+ gui_print("Backup Failed.\nCleaning Backup Folder\n");
+
+ if (d == NULL) {
+ LOGERR("Error opening dir: '%s'\n", Backup_Folder.c_str());
+ return;
+ }
+
+ while ((p = readdir(d))) {
+ if (!strcmp(p->d_name, ".") || !strcmp(p->d_name, ".."))
+ continue;
+
+ string path = Backup_Folder + p->d_name;
+
+ size_t dot = path.find_last_of(".") + 1;
+ if (path.substr(dot) == "win" || path.substr(dot) == "md5" || path.substr(dot) == "info") {
+ r = unlink(path.c_str());
+ if (r != 0) {
+ LOGINFO("Unable to unlink '%s: %s'\n", path.c_str(), strerror(errno));
+ }
+ }
+ }
+ closedir(d);
+}
+
+int TWPartitionManager::Cancel_Backup() {
+ string Backup_Folder, Backup_Name, Full_Backup_Path;
+
+ stop_backup.set_value(1);
+
+ if (tar_fork_pid != 0) {
+ DataManager::GetValue(TW_BACKUP_NAME, Backup_Name);
+ DataManager::GetValue(TW_BACKUPS_FOLDER_VAR, Backup_Folder);
+ Full_Backup_Path = Backup_Folder + "/" + Backup_Name + "/";
+ LOGINFO("Killing pid: %d\n", tar_fork_pid);
+ kill(tar_fork_pid, SIGUSR2);
+ while (kill(tar_fork_pid, 0) == 0) {
+ usleep(1000);
+ }
+ LOGINFO("Backup_Run stopped and returning false, backup cancelled.\n");
+ LOGINFO("Removing directory %s\n", Full_Backup_Path.c_str());
+ TWFunc::removeDir(Full_Backup_Path, false);
+ tar_fork_pid = 0;
+ }
+
+ return 0;
+}
+
+int TWPartitionManager::Run_Backup(void) {
+ int check, do_md5, partition_count = 0, disable_free_space_check = 0;
+ string Backup_Folder, Backup_Name, Full_Backup_Path, Backup_List, 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_part = NULL;
+ TWPartition* storage = NULL;
+ std::vector<TWPartition*>::iterator subpart;
+ struct tm *t;
+ time_t start, stop, seconds, total_start, total_stop;
+ size_t start_pos = 0, end_pos = 0;
+ stop_backup.set_value(0);
+ 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 = TWFunc::Get_Current_Date();
+ } else if (Backup_Name == "(Auto Generate)" || Backup_Name == "0" || Backup_Name.empty()) {
+ TWFunc::Auto_Generate_Backup_Name();
+ DataManager::GetValue(TW_BACKUP_NAME, Backup_Name);
+ }
+ LOGINFO("Backup Name is: '%s'\n", Backup_Name.c_str());
+ Full_Backup_Path = Backup_Folder + "/" + Backup_Name + "/";
+ LOGINFO("Full_Backup_Path is: '%s'\n", Full_Backup_Path.c_str());
+
+ LOGINFO("Calculating backup details...\n");
+ DataManager::GetValue("tw_backup_list", Backup_List);
+ if (!Backup_List.empty()) {
+ end_pos = Backup_List.find(";", start_pos);
+ while (end_pos != string::npos && start_pos < Backup_List.size()) {
+ backup_path = Backup_List.substr(start_pos, end_pos - start_pos);
+ backup_part = Find_Partition_By_Path(backup_path);
+ if (backup_part != NULL) {
+ partition_count++;
+ if (backup_part->Backup_Method == 1)
+ file_bytes += backup_part->Backup_Size;
+ else
+ img_bytes += backup_part->Backup_Size;
+ if (backup_part->Has_SubPartition) {
+ std::vector<TWPartition*>::iterator subpart;
+
+ for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) {
+ if ((*subpart)->Can_Be_Backed_Up && (*subpart)->Is_Present && (*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == backup_part->Mount_Point) {
+ partition_count++;
+ if ((*subpart)->Backup_Method == 1)
+ file_bytes += (*subpart)->Backup_Size;
+ else
+ img_bytes += (*subpart)->Backup_Size;
+ }
+ }
+ }
+ } else {
+ LOGERR("Unable to locate '%s' partition for backup calculations.\n", backup_path.c_str());
+ }
+ start_pos = end_pos + 1;
+ end_pos = Backup_List.find(";", start_pos);
+ }
+ }
+
+ if (partition_count == 0) {
+ gui_print("No partitions selected for backup.\n");
+ return false;
+ }
+ total_bytes = file_bytes + img_bytes;
+ gui_print(" * Total number of partitions to back up: %d\n", partition_count);
+ gui_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;
+ gui_print(" * Available space: %lluMB\n", free_space / 1024 / 1024);
+ } else {
+ LOGERR("Unable to locate storage device.\n");
+ return false;
+ }
+
+ DataManager::GetValue("tw_disable_free_space", disable_free_space_check);
+ if (!disable_free_space_check) {
+ if (free_space - (32 * 1024 * 1024) < total_bytes) {
+ // We require an extra 32MB just in case
+ LOGERR("Not enough free space on storage.\n");
+ return false;
+ }
+ }
+ img_bytes_remaining = img_bytes;
+ file_bytes_remaining = file_bytes;
+
+ gui_print("\n[BACKUP STARTED]\n");
+ gui_print(" * Backup Folder: %s\n", Full_Backup_Path.c_str());
+ if (!TWFunc::Recursive_Mkdir(Full_Backup_Path)) {
+ LOGERR("Failed to make backup folder.\n");
+ return false;
+ }
+
+ DataManager::SetProgress(0.0);
+
+ start_pos = 0;
+ end_pos = Backup_List.find(";", start_pos);
+ while (end_pos != string::npos && start_pos < Backup_List.size()) {
+ if (stop_backup.get_value() != 0)
+ return -1;
+ backup_path = Backup_List.substr(start_pos, end_pos - start_pos);
+ backup_part = Find_Partition_By_Path(backup_path);
+ if (backup_part != NULL) {
+ if (!Backup_Partition(backup_part, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time, &img_bytes, &file_bytes))
+ return false;
+ } else {
+ LOGERR("Unable to locate '%s' partition for backup process.\n", backup_path.c_str());
+ }
+ start_pos = end_pos + 1;
+ end_pos = Backup_List.find(";", start_pos);
+ }
+
+ // 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;
+ unsigned long long file_bps = file_bytes / (int)file_time;
+
+ gui_print("Average backup rate for file systems: %llu MB/sec\n", (file_bps / (1024 * 1024)));
+ gui_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);
+ uint64_t actual_backup_size = du.Get_Folder_Size(Full_Backup_Path);
+ actual_backup_size /= (1024LLU * 1024LLU);
+
+ int prev_img_bps, use_compression;
+ unsigned long long prev_file_bps;
+ 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);
+
+ gui_print("[%llu MB TOTAL BACKED UP]\n", actual_backup_size);
+ Update_System_Details();
+ UnMount_Main_Partitions();
+ gui_print_color("highlight", "[BACKUP COMPLETED IN %d SECONDS]\n\n", total_time); // the end
+ string backup_log = Full_Backup_Path + "recovery.log";
+ TWFunc::copy_file("/tmp/recovery.log", backup_log, 0644);
+ tw_set_default_metadata(backup_log.c_str());
+ return true;
+}
+
+bool TWPartitionManager::Restore_Partition(TWPartition* Part, string Restore_Name, int partition_count, const unsigned long long *total_restore_size, unsigned long long *already_restored_size) {
+ time_t Start, Stop;
+ TWFunc::SetPerformanceMode(true);
+ time(&Start);
+ //DataManager::ShowProgress(1.0 / (float)partition_count, 150);
+ if (!Part->Restore(Restore_Name, total_restore_size, already_restored_size)) {
+ TWFunc::SetPerformanceMode(false);
+ 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, total_restore_size, already_restored_size)) {
+ TWFunc::SetPerformanceMode(false);
+ return false;
+ }
+ }
+ }
+ }
+ time(&Stop);
+ TWFunc::SetPerformanceMode(false);
+ gui_print("[%s done (%d seconds)]\n\n", Part->Backup_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_part = NULL;
+ time_t rStart, rStop;
+ time(&rStart);
+ string Restore_List, restore_path;
+ size_t start_pos = 0, end_pos;
+ unsigned long long total_restore_size = 0, already_restored_size = 0;
+
+ gui_print("\n[RESTORE STARTED]\n\n");
+ gui_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);
+ 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");
+ gui_print("Verifying MD5...\n");
+ } else {
+ gui_print("Skipping MD5 check based on user setting.\n");
+ }
+ gui_print("Calculating restore details...\n");
+ DataManager::GetValue("tw_restore_selected", Restore_List);
+ if (!Restore_List.empty()) {
+ end_pos = Restore_List.find(";", start_pos);
+ while (end_pos != string::npos && start_pos < Restore_List.size()) {
+ restore_path = Restore_List.substr(start_pos, end_pos - start_pos);
+ restore_part = Find_Partition_By_Path(restore_path);
+ if (restore_part != NULL) {
+ if (restore_part->Mount_Read_Only) {
+ LOGERR("Cannot restore %s -- mounted read only.\n", restore_part->Backup_Display_Name.c_str());
+ return false;
+ }
+ if (check_md5 > 0 && !restore_part->Check_MD5(Restore_Name))
+ return false;
+ partition_count++;
+ total_restore_size += restore_part->Get_Restore_Size(Restore_Name);
+ if (restore_part->Has_SubPartition) {
+ std::vector<TWPartition*>::iterator subpart;
+
+ for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) {
+ if ((*subpart)->Is_SubPartition && (*subpart)->SubPartition_Of == restore_part->Mount_Point) {
+ if (check_md5 > 0 && !(*subpart)->Check_MD5(Restore_Name))
+ return false;
+ total_restore_size += (*subpart)->Get_Restore_Size(Restore_Name);
+ }
+ }
+ }
+ } else {
+ LOGERR("Unable to locate '%s' partition for restoring (restore list).\n", restore_path.c_str());
+ }
+ start_pos = end_pos + 1;
+ end_pos = Restore_List.find(";", start_pos);
+ }
+ }
+
+ if (partition_count == 0) {
+ LOGERR("No partitions selected for restore.\n");
+ return false;
+ }
+
+ gui_print("Restoring %i partitions...\n", partition_count);
+ gui_print("Total restore size is %lluMB\n", total_restore_size / 1048576);
+ DataManager::SetProgress(0.0);
+
+ start_pos = 0;
+ if (!Restore_List.empty()) {
+ end_pos = Restore_List.find(";", start_pos);
+ while (end_pos != string::npos && start_pos < Restore_List.size()) {
+ restore_path = Restore_List.substr(start_pos, end_pos - start_pos);
+ restore_part = Find_Partition_By_Path(restore_path);
+ if (restore_part != NULL) {
+ partition_count++;
+ if (!Restore_Partition(restore_part, Restore_Name, partition_count, &total_restore_size, &already_restored_size))
+ return false;
+ } else {
+ LOGERR("Unable to locate '%s' partition for restoring.\n", restore_path.c_str());
+ }
+ start_pos = end_pos + 1;
+ end_pos = Restore_List.find(";", start_pos);
+ }
+ }
+ TWFunc::GUI_Operation_Text(TW_UPDATE_SYSTEM_DETAILS_TEXT, "Updating System Details");
+ Update_System_Details();
+ UnMount_Main_Partitions();
+ time(&rStop);
+ gui_print_color("highlight", "[RESTORE COMPLETED IN %d SECONDS]\n\n",(int)difftime(rStop,rStart));
+ DataManager::SetValue("tw_file_progress", "");
+ return true;
+}
+
+void TWPartitionManager::Set_Restore_Files(string Restore_Name) {
+ // Start with the default values
+ string Restore_List;
+ bool get_date = true, check_encryption = true;
+
+ DataManager::SetValue("tw_restore_encrypted", 0);
+
+ DIR* d;
+ d = opendir(Restore_Name.c_str());
+ if (d == NULL)
+ {
+ LOGERR("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 (fstype == NULL || extn == NULL || strcmp(fstype, "log") == 0) continue;
+ int extnlength = strlen(extn);
+ if (extnlength != 3 && extnlength != 6) continue;
+ if (extnlength >= 3 && strncmp(extn, "win", 3) != 0) continue;
+ //if (extnlength == 6 && strncmp(extn, "win000", 6) != 0) continue;
+
+ if (check_encryption) {
+ string filename = Restore_Name + "/";
+ filename += de->d_name;
+ if (TWFunc::Get_File_Type(filename) == 2) {
+ LOGINFO("'%s' is encrypted\n", filename.c_str());
+ DataManager::SetValue("tw_restore_encrypted", 1);
+ }
+ }
+ if (extnlength == 6 && strncmp(extn, "win000", 6) != 0) continue;
+
+ TWPartition* Part = Find_Partition_By_Path(label);
+ if (Part == NULL)
+ {
+ LOGERR(" 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);
+ }
+
+ Restore_List += Part->Backup_Path + ";";
+ }
+ closedir(d);
+
+ // Set the final value
+ DataManager::SetValue("tw_restore_list", Restore_List);
+ DataManager::SetValue("tw_restore_selected", Restore_List);
+ 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
+ LOGERR("Wipe: Unable to find partition for path '%s'\n", Local_Path.c_str());
+ return false;
+}
+
+int TWPartitionManager::Wipe_By_Path(string Path, string New_File_System) {
+ 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(New_File_System);
+ found = true;
+ } else if ((*iter)->Is_SubPartition && (*iter)->SubPartition_Of == Local_Path) {
+ (*iter)->Wipe(New_File_System);
+ }
+ }
+ if (found) {
+ return ret;
+ } else
+ LOGERR("Wipe: Unable to find partition for path '%s'\n", Local_Path.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) {
+#ifdef TW_OEM_BUILD
+ if ((*iter)->Mount_Point == "/data") {
+ if (!(*iter)->Wipe_Encryption())
+ ret = false;
+ } else {
+#endif
+ if (!(*iter)->Wipe())
+ ret = false;
+#ifdef TW_OEM_BUILD
+ }
+#endif
+ } else if ((*iter)->Has_Android_Secure) {
+ if (!(*iter)->Wipe_AndSec())
+ ret = false;
+ }
+ }
+ return ret;
+}
+
+int TWPartitionManager::Wipe_Dalvik_Cache(void) {
+ struct stat st;
+ vector <string> dir;
+
+ if (!Mount_By_Path("/data", true))
+ return false;
+
+ if (!Mount_By_Path("/cache", true))
+ return false;
+
+ dir.push_back("/data/dalvik-cache");
+ dir.push_back("/cache/dalvik-cache");
+ dir.push_back("/cache/dc");
+ gui_print("\nWiping Dalvik Cache Directories...\n");
+ for (unsigned i = 0; i < dir.size(); ++i) {
+ if (stat(dir.at(i).c_str(), &st) == 0) {
+ TWFunc::removeDir(dir.at(i), false);
+ gui_print("Cleaned: %s...\n", dir.at(i).c_str());
+ }
+ }
+ TWPartition* sdext = Find_Partition_By_Path("/sd-ext");
+ if (sdext && sdext->Is_Present && sdext->Mount(false))
+ {
+ if (stat("/sd-ext/dalvik-cache", &st) == 0)
+ {
+ TWFunc::removeDir("/sd-ext/dalvik-cache", false);
+ gui_print("Cleaned: /sd-ext/dalvik-cache...\n");
+ }
+ }
+ gui_print("-- Dalvik Cache Directories Wipe Complete!\n\n");
+ return true;
+}
+
+int TWPartitionManager::Wipe_Rotate_Data(void) {
+ if (!Mount_By_Path("/data", true))
+ return false;
+
+ unlink("/data/misc/akmd*");
+ unlink("/data/misc/rild*");
+ gui_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)) {
+ gui_print("No Battery Stats Found. No Need To Wipe.\n");
+ } else {
+ remove("/data/system/batterystats.bin");
+ gui_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 {
+ LOGERR("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 {
+ LOGERR("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) {
+ LOGERR("This device does not have /data/media\n");
+ return false;
+ }
+ if (!dat->Mount(true))
+ return false;
+
+ gui_print("Wiping internal storage -- /data/media...\n");
+ Remove_MTP_Storage(dat->MTP_Storage_ID);
+ TWFunc::removeDir("/data/media", false);
+ dat->Recreate_Media_Folder();
+ Add_MTP_Storage(dat->MTP_Storage_ID);
+ return true;
+ } else {
+ LOGERR("Unable to locate /data.\n");
+ return false;
+ }
+ return false;
+}
+
+int TWPartitionManager::Repair_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" || Local_Path == "/")
+ 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)->Repair();
+ found = true;
+ } else if ((*iter)->Is_SubPartition && (*iter)->SubPartition_Of == Local_Path) {
+ (*iter)->Repair();
+ }
+ }
+ if (found) {
+ return ret;
+ } else if (Display_Error) {
+ LOGERR("Repair: Unable to find partition for path '%s'\n", Local_Path.c_str());
+ } else {
+ LOGINFO("Repair: Unable to find partition for path '%s'\n", Local_Path.c_str());
+ }
+ return false;
+}
+
+int TWPartitionManager::Resize_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" || Local_Path == "/")
+ 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)->Resize();
+ found = true;
+ } else if ((*iter)->Is_SubPartition && (*iter)->SubPartition_Of == Local_Path) {
+ (*iter)->Resize();
+ }
+ }
+ if (found) {
+ return ret;
+ } else if (Display_Error) {
+ LOGERR("Resize: Unable to find partition for path '%s'\n", Local_Path.c_str());
+ } else {
+ LOGINFO("Resize: Unable to find partition for path '%s'\n", Local_Path.c_str());
+ }
+ return false;
+}
+
+void TWPartitionManager::Update_System_Details(void) {
+ std::vector<TWPartition*>::iterator iter;
+ int data_size = 0;
+
+ gui_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);
+ } else if ((*iter)->Mount_Point == "/data") {
+ data_size += (int)((*iter)->Backup_Size / 1048576LLU);
+ }
+#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
+ }
+ }
+ gui_print("...done\n");
+ 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!
+ LOGERR("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 {
+ LOGERR("Unable to locate internal storage partition.\n");
+ DataManager::SetValue(TW_STORAGE_FREE_SIZE, 0);
+ }
+ }
+ } else {
+ // No dual storage and unable to mount storage, error!
+ LOGERR("Unable to mount storage.\n");
+ DataManager::SetValue(TW_STORAGE_FREE_SIZE, 0);
+ }
+ } else {
+ DataManager::SetValue(TW_STORAGE_FREE_SIZE, (int)(FreeStorage->Free / 1048576LLU));
+ }
+ } else {
+ LOGINFO("Unable to find storage partition '%s'.\n", current_storage_path.c_str());
+ }
+ if (!Write_Fstab())
+ LOGERR("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;
+ std::vector<TWPartition*>::iterator iter;
+
+ property_set("ro.crypto.state", "encrypted");
+
+ // Mount any partitions that need to be mounted for decrypt
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Mount_To_Decrypt) {
+ (*iter)->Mount(true);
+ }
+ }
+
+ strcpy(cPassword, Password.c_str());
+ int pwret = cryptfs_check_passwd(cPassword);
+
+ // Unmount any partitions that were needed for decrypt
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Mount_To_Decrypt) {
+ (*iter)->UnMount(false);
+ }
+ }
+
+ if (pwret != 0) {
+ LOGERR("Failed to decrypt data.\n");
+ return -1;
+ }
+
+ property_get("ro.crypto.fs_crypto_blkdev", crypto_blkdev, "error");
+ if (strcmp(crypto_blkdev, "error") == 0) {
+ LOGERR("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;
+ dat->Setup_File_System(false);
+ dat->Current_File_System = dat->Fstab_File_System; // Needed if we're ignoring blkid because encrypted devices start out as emmc
+ gui_print("Data successfully decrypted, new block device: '%s'\n", crypto_blkdev);
+
+ // Sleep for a bit so that the device will be ready
+ sleep(1);
+ if (dat->Has_Data_Media && dat->Mount(false) && TWFunc::Path_Exists("/data/media/0")) {
+ dat->Storage_Path = "/data/media/0";
+ dat->Symlink_Path = dat->Storage_Path;
+ DataManager::SetValue("tw_storage_path", "/data/media/0");
+ DataManager::SetValue("tw_settings_path", "/data/media/0");
+ dat->UnMount(false);
+ Output_Partition(dat);
+ }
+ Update_System_Details();
+ UnMount_Main_Partitions();
+ } else
+ LOGERR("Unable to locate data partition.\n");
+ }
+ return 0;
+#else
+ LOGERR("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);
+#ifdef HAVE_SELINUX
+ if (result == 0 && DataManager::GetIntValue("tw_fixperms_restorecon") == 1)
+ result = perms.fixContexts();
+#endif
+ UnMount_Main_Partitions();
+ gui_print("Done.\n\n");
+ return result;
+}
+
+TWPartition* TWPartitionManager::Find_Next_Storage(string Path, string Exclude) {
+ std::vector<TWPartition*>::iterator iter = Partitions.begin();
+
+ if (!Path.empty()) {
+ string Search_Path = TWFunc::Get_Root_Path(Path);
+ for (; iter != Partitions.end(); iter++) {
+ if ((*iter)->Mount_Point == Search_Path) {
+ iter++;
+ break;
+ }
+ }
+ }
+
+ for (; iter != Partitions.end(); iter++) {
+ if ((*iter)->Is_Storage && (*iter)->Is_Present && (*iter)->Mount_Point != Exclude) {
+ return (*iter);
+ }
+ }
+
+ return NULL;
+}
+
+int TWPartitionManager::Open_Lun_File(string Partition_Path, string Lun_File) {
+ TWPartition* Part = Find_Partition_By_Path(Partition_Path);
+
+ if (Part == NULL) {
+ LOGERR("Unable to locate '%s' for USB storage mode.", Partition_Path.c_str());
+ return false;
+ }
+ LOGINFO("USB mount '%s', '%s' > '%s'\n", Partition_Path.c_str(), Part->Actual_Block_Device.c_str(), Lun_File.c_str());
+ if (!Part->UnMount(true) || !Part->Is_Present)
+ return false;
+
+ if (TWFunc::write_file(Lun_File, Part->Actual_Block_Device)) {
+ LOGERR("Unable to write to ums lunfile '%s': (%s)\n", Lun_File.c_str(), strerror(errno));
+ return false;
+ }
+ return true;
+}
+
+int TWPartitionManager::usb_storage_enable(void) {
+ int has_dual, has_data_media;
+ char lun_file[255];
+ bool has_multiple_lun = false;
+
+ DataManager::GetValue(TW_HAS_DATA_MEDIA, has_data_media);
+ 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;
+ }
+ mtp_was_enabled = TWFunc::Toggle_MTP(false); // Must disable MTP for USB Storage
+ if (!has_multiple_lun) {
+ LOGINFO("Device doesn't have multiple lun files, mount current storage\n");
+ sprintf(lun_file, CUSTOM_LUN_FILE, 0);
+ if (TWFunc::Get_Root_Path(DataManager::GetCurrentStoragePath()) == "/data") {
+ TWPartition* Mount = Find_Next_Storage("", "/data");
+ if (Mount) {
+ if (!Open_Lun_File(Mount->Mount_Point, lun_file)) {
+ goto error_handle;
+ }
+ } else {
+ LOGERR("Unable to find storage partition to mount to USB\n");
+ goto error_handle;
+ }
+ } else if (!Open_Lun_File(DataManager::GetCurrentStoragePath(), lun_file)) {
+ goto error_handle;
+ }
+ } else {
+ LOGINFO("Device has multiple lun files\n");
+ TWPartition* Mount1;
+ TWPartition* Mount2;
+ sprintf(lun_file, CUSTOM_LUN_FILE, 0);
+ Mount1 = Find_Next_Storage("", "/data");
+ if (Mount1) {
+ if (!Open_Lun_File(Mount1->Mount_Point, lun_file)) {
+ goto error_handle;
+ }
+ sprintf(lun_file, CUSTOM_LUN_FILE, 1);
+ Mount2 = Find_Next_Storage(Mount1->Mount_Point, "/data");
+ if (Mount2) {
+ Open_Lun_File(Mount2->Mount_Point, lun_file);
+ }
+ } else {
+ LOGERR("Unable to find storage partition to mount to USB\n");
+ goto error_handle;
+ }
+ }
+ property_set("sys.storage.ums_enabled", "1");
+ return true;
+error_handle:
+ if (mtp_was_enabled)
+ if (!Enable_MTP())
+ Disable_MTP();
+ return false;
+}
+
+int TWPartitionManager::usb_storage_disable(void) {
+ int index, ret;
+ char lun_file[255], ch[2] = {0, 0};
+ string str = ch;
+
+ for (index=0; index<2; index++) {
+ sprintf(lun_file, CUSTOM_LUN_FILE, index);
+ ret = TWFunc::write_file(lun_file, str);
+ if (ret < 0) {
+ break;
+ }
+ }
+ Mount_All_Storage();
+ Update_System_Details();
+ UnMount_Main_Partitions();
+ property_set("sys.storage.ums_enabled", "0");
+ if (mtp_was_enabled)
+ if (!Enable_MTP())
+ Disable_MTP();
+ if (ret < 0 && index == 0) {
+ LOGERR("Unable to write to ums lunfile '%s'.", lun_file);
+ return false;
+ } else {
+ return true;
+ }
+ 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
+ LOGINFO("Unmounting main partitions...\n");
+
+ TWPartition* Boot_Partition = Find_Partition_By_Path("/boot");
+
+ UnMount_By_Path("/system", true);
+ if (!datamedia)
+ UnMount_By_Path("/data", true);
+
+ 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;
+
+ gui_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 || !SDCard->Removable || SDCard->Has_Data_Media) {
+ LOGERR("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;
+ }
+
+ TWFunc::Exec_Cmd("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) {
+ LOGERR("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;
+ LOGINFO("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) {
+ LOGERR("EXT + Swap size is larger than sdcard size.\n");
+ return false;
+ }
+ gui_print("Removing partition table...\n");
+ Command = "parted -s " + Device + " mklabel msdos";
+ LOGINFO("Command is: '%s'\n", Command.c_str());
+ if (TWFunc::Exec_Cmd(Command) != 0) {
+ LOGERR("Unable to remove partition table.\n");
+ Update_System_Details();
+ return false;
+ }
+ gui_print("Creating FAT32 partition...\n");
+ Command = "parted " + Device + " mkpartfs primary fat32 0 " + fat_str + "MB";
+ LOGINFO("Command is: '%s'\n", Command.c_str());
+ if (TWFunc::Exec_Cmd(Command) != 0) {
+ LOGERR("Unable to create FAT32 partition.\n");
+ return false;
+ }
+ if (ext > 0) {
+ gui_print("Creating EXT partition...\n");
+ Command = "parted " + Device + " mkpartfs primary ext2 " + fat_str + "MB " + ext_str + "MB";
+ LOGINFO("Command is: '%s'\n", Command.c_str());
+ if (TWFunc::Exec_Cmd(Command) != 0) {
+ LOGERR("Unable to create EXT partition.\n");
+ Update_System_Details();
+ return false;
+ }
+ }
+ if (swap > 0) {
+ gui_print("Creating swap partition...\n");
+ Command = "parted " + Device + " mkpartfs primary linux-swap " + ext_str + "MB " + swap_str + "MB";
+ LOGINFO("Command is: '%s'\n", Command.c_str());
+ if (TWFunc::Exec_Cmd(Command) != 0) {
+ LOGERR("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) {
+ LOGERR("Unable to locate sd-ext partition.\n");
+ return false;
+ }
+ Command = "mke2fs -t " + ext_format + " -m 0 " + SDext->Actual_Block_Device;
+ gui_print("Formatting sd-ext as %s...\n", ext_format.c_str());
+ LOGINFO("Formatting sd-ext after partitioning, command: '%s'\n", Command.c_str());
+ TWFunc::Exec_Cmd(Command);
+ }
+
+ Update_System_Details();
+ gui_print("Partitioning complete.\n");
+ return true;
+}
+
+void TWPartitionManager::Get_Partition_List(string ListType, std::vector<PartitionList> *Partition_List) {
+ std::vector<TWPartition*>::iterator iter;
+ if (ListType == "mount") {
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Can_Be_Mounted && !(*iter)->Is_SubPartition) {
+ struct PartitionList part;
+ part.Display_Name = (*iter)->Display_Name;
+ part.Mount_Point = (*iter)->Mount_Point;
+ part.selected = (*iter)->Is_Mounted();
+ Partition_List->push_back(part);
+ }
+ }
+ } else if (ListType == "storage") {
+ char free_space[255];
+ string Current_Storage = DataManager::GetCurrentStoragePath();
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Is_Storage) {
+ struct PartitionList part;
+ sprintf(free_space, "%llu", (*iter)->Free / 1024 / 1024);
+ part.Display_Name = (*iter)->Storage_Name + " (";
+ part.Display_Name += free_space;
+ part.Display_Name += "MB)";
+ part.Mount_Point = (*iter)->Storage_Path;
+ if ((*iter)->Storage_Path == Current_Storage)
+ part.selected = 1;
+ else
+ part.selected = 0;
+ Partition_List->push_back(part);
+ }
+ }
+ } else if (ListType == "backup") {
+ char backup_size[255];
+ unsigned long long Backup_Size;
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Can_Be_Backed_Up && !(*iter)->Is_SubPartition && (*iter)->Is_Present) {
+ struct PartitionList part;
+ Backup_Size = (*iter)->Backup_Size;
+ if ((*iter)->Has_SubPartition) {
+ std::vector<TWPartition*>::iterator subpart;
+
+ for (subpart = Partitions.begin(); subpart != Partitions.end(); subpart++) {
+ if ((*subpart)->Is_SubPartition && (*subpart)->Can_Be_Backed_Up && (*subpart)->Is_Present && (*subpart)->SubPartition_Of == (*iter)->Mount_Point)
+ Backup_Size += (*subpart)->Backup_Size;
+ }
+ }
+ sprintf(backup_size, "%llu", Backup_Size / 1024 / 1024);
+ part.Display_Name = (*iter)->Backup_Display_Name + " (";
+ part.Display_Name += backup_size;
+ part.Display_Name += "MB)";
+ part.Mount_Point = (*iter)->Backup_Path;
+ part.selected = 0;
+ Partition_List->push_back(part);
+ }
+ }
+ } else if (ListType == "restore") {
+ string Restore_List, restore_path;
+ TWPartition* restore_part = NULL;
+
+ DataManager::GetValue("tw_restore_list", Restore_List);
+ if (!Restore_List.empty()) {
+ size_t start_pos = 0, end_pos = Restore_List.find(";", start_pos);
+ while (end_pos != string::npos && start_pos < Restore_List.size()) {
+ restore_path = Restore_List.substr(start_pos, end_pos - start_pos);
+ if ((restore_part = Find_Partition_By_Path(restore_path)) != NULL) {
+ if ((restore_part->Backup_Name == "recovery" && !restore_part->Can_Be_Backed_Up) || restore_part->Is_SubPartition) {
+ // Don't allow restore of recovery (causes problems on some devices)
+ // Don't add subpartitions to the list of items
+ } else {
+ struct PartitionList part;
+ part.Display_Name = restore_part->Backup_Display_Name;
+ part.Mount_Point = restore_part->Backup_Path;
+ part.selected = 1;
+ Partition_List->push_back(part);
+ }
+ } else {
+ LOGERR("Unable to locate '%s' partition for restore.\n", restore_path.c_str());
+ }
+ start_pos = end_pos + 1;
+ end_pos = Restore_List.find(";", start_pos);
+ }
+ }
+ } else if (ListType == "wipe") {
+ struct PartitionList dalvik;
+ dalvik.Display_Name = "Dalvik Cache";
+ dalvik.Mount_Point = "DALVIK";
+ dalvik.selected = 0;
+ Partition_List->push_back(dalvik);
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Wipe_Available_in_GUI && !(*iter)->Is_SubPartition) {
+ struct PartitionList part;
+ part.Display_Name = (*iter)->Display_Name;
+ part.Mount_Point = (*iter)->Mount_Point;
+ part.selected = 0;
+ Partition_List->push_back(part);
+ }
+ if ((*iter)->Has_Android_Secure) {
+ struct PartitionList part;
+ part.Display_Name = (*iter)->Backup_Display_Name;
+ part.Mount_Point = (*iter)->Backup_Path;
+ part.selected = 0;
+ Partition_List->push_back(part);
+ }
+ if ((*iter)->Has_Data_Media) {
+ struct PartitionList datamedia;
+ datamedia.Display_Name = (*iter)->Storage_Name;
+ datamedia.Mount_Point = "INTERNAL";
+ datamedia.selected = 0;
+ Partition_List->push_back(datamedia);
+ }
+ }
+ } else if (ListType == "flashimg") {
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Can_Flash_Img && (*iter)->Is_Present) {
+ struct PartitionList part;
+ part.Display_Name = (*iter)->Backup_Display_Name;
+ part.Mount_Point = (*iter)->Backup_Path;
+ part.selected = 0;
+ Partition_List->push_back(part);
+ }
+ }
+ } else {
+ LOGERR("Unknown list type '%s' requested for TWPartitionManager::Get_Partition_List\n", ListType.c_str());
+ }
+}
+
+int TWPartitionManager::Fstab_Processed(void) {
+ return Partitions.size();
+}
+
+void TWPartitionManager::Output_Storage_Fstab(void) {
+ std::vector<TWPartition*>::iterator iter;
+ char storage_partition[255];
+ string Temp;
+ FILE *fp = fopen("/cache/recovery/storage.fstab", "w");
+
+ if (fp == NULL) {
+ LOGERR("Unable to open '/cache/recovery/storage.fstab'.\n");
+ return;
+ }
+
+ // Iterate through all partitions
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Is_Storage) {
+ Temp = (*iter)->Storage_Path + ";" + (*iter)->Storage_Name + ";\n";
+ strcpy(storage_partition, Temp.c_str());
+ fwrite(storage_partition, sizeof(storage_partition[0]), strlen(storage_partition) / sizeof(storage_partition[0]), fp);
+ }
+ }
+ fclose(fp);
+}
+
+TWPartition *TWPartitionManager::Get_Default_Storage_Partition()
+{
+ TWPartition *res = NULL;
+ for (std::vector<TWPartition*>::iterator iter = Partitions.begin(); iter != Partitions.end(); ++iter) {
+ if(!(*iter)->Is_Storage)
+ continue;
+
+ if((*iter)->Is_Settings_Storage)
+ return *iter;
+
+ if(!res)
+ res = *iter;
+ }
+ return res;
+}
+
+bool TWPartitionManager::Enable_MTP(void) {
+#ifdef TW_HAS_MTP
+ if (mtppid) {
+ LOGERR("MTP already enabled\n");
+ return true;
+ }
+ //Launch MTP Responder
+ LOGINFO("Starting MTP\n");
+
+ int mtppipe[2];
+
+ if (pipe(mtppipe) < 0) {
+ LOGERR("Error creating MTP pipe\n");
+ return false;
+ }
+
+ char old_value[PROPERTY_VALUE_MAX];
+ property_get("sys.usb.config", old_value, "error");
+ if (strcmp(old_value, "error") != 0 && strcmp(old_value, "mtp,adb") != 0) {
+ char vendor[PROPERTY_VALUE_MAX];
+ char product[PROPERTY_VALUE_MAX];
+ property_set("sys.usb.config", "none");
+ property_get("usb.vendor", vendor, "18D1");
+ property_get("usb.product.mtpadb", product, "4EE2");
+ string vendorstr = vendor;
+ string productstr = product;
+ TWFunc::write_file("/sys/class/android_usb/android0/idVendor", vendorstr);
+ TWFunc::write_file("/sys/class/android_usb/android0/idProduct", productstr);
+ property_set("sys.usb.config", "mtp,adb");
+ }
+ /* To enable MTP debug, use the twrp command line feature to
+ * twrp set tw_mtp_debug 1
+ */
+ twrpMtp *mtp = new twrpMtp(DataManager::GetIntValue("tw_mtp_debug"));
+ mtppid = mtp->forkserver(mtppipe);
+ if (mtppid) {
+ close(mtppipe[0]); // Host closes read side
+ mtp_write_fd = mtppipe[1];
+ DataManager::SetValue("tw_mtp_enabled", 1);
+ Add_All_MTP_Storage();
+ return true;
+ } else {
+ close(mtppipe[0]);
+ close(mtppipe[1]);
+ LOGERR("Failed to enable MTP\n");
+ return false;
+ }
+#else
+ LOGERR("MTP support not included\n");
+#endif
+ DataManager::SetValue("tw_mtp_enabled", 0);
+ return false;
+}
+
+void TWPartitionManager::Add_All_MTP_Storage(void) {
+#ifdef TW_HAS_MTP
+ std::vector<TWPartition*>::iterator iter;
+
+ if (!mtppid)
+ return; // MTP is not enabled
+
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->Is_Storage && (*iter)->Is_Present && (*iter)->Mount(false))
+ Add_Remove_MTP_Storage((*iter), MTP_MESSAGE_ADD_STORAGE);
+ }
+#else
+ return;
+#endif
+}
+
+bool TWPartitionManager::Disable_MTP(void) {
+ char old_value[PROPERTY_VALUE_MAX];
+ property_get("sys.usb.config", old_value, "error");
+ if (strcmp(old_value, "adb") != 0) {
+ char vendor[PROPERTY_VALUE_MAX];
+ char product[PROPERTY_VALUE_MAX];
+ property_set("sys.usb.config", "none");
+ property_get("usb.vendor", vendor, "18D1");
+ property_get("usb.product.adb", product, "D002");
+ string vendorstr = vendor;
+ string productstr = product;
+ TWFunc::write_file("/sys/class/android_usb/android0/idVendor", vendorstr);
+ TWFunc::write_file("/sys/class/android_usb/android0/idProduct", productstr);
+ usleep(2000);
+ }
+#ifdef TW_HAS_MTP
+ if (mtppid) {
+ LOGINFO("Disabling MTP\n");
+ int status;
+ kill(mtppid, SIGKILL);
+ mtppid = 0;
+ // We don't care about the exit value, but this prevents a zombie process
+ waitpid(mtppid, &status, 0);
+ close(mtp_write_fd);
+ mtp_write_fd = -1;
+ }
+#endif
+ property_set("sys.usb.config", "adb");
+#ifdef TW_HAS_MTP
+ DataManager::SetValue("tw_mtp_enabled", 0);
+ return true;
+#endif
+ return false;
+}
+
+TWPartition* TWPartitionManager::Find_Partition_By_MTP_Storage_ID(unsigned int Storage_ID) {
+ std::vector<TWPartition*>::iterator iter;
+
+ for (iter = Partitions.begin(); iter != Partitions.end(); iter++) {
+ if ((*iter)->MTP_Storage_ID == Storage_ID)
+ return (*iter);
+ }
+ return NULL;
+}
+
+bool TWPartitionManager::Add_Remove_MTP_Storage(TWPartition* Part, int message_type) {
+#ifdef TW_HAS_MTP
+ struct mtpmsg mtp_message;
+
+ if (!mtppid)
+ return false; // MTP is disabled
+
+ if (mtp_write_fd < 0) {
+ LOGINFO("MTP: mtp_write_fd is not set\n");
+ return false;
+ }
+
+ if (Part) {
+ if (Part->MTP_Storage_ID == 0)
+ return false;
+ if (message_type == MTP_MESSAGE_REMOVE_STORAGE) {
+ mtp_message.message_type = MTP_MESSAGE_REMOVE_STORAGE; // Remove
+ LOGINFO("sending message to remove %i\n", Part->MTP_Storage_ID);
+ mtp_message.storage_id = Part->MTP_Storage_ID;
+ if (write(mtp_write_fd, &mtp_message, sizeof(mtp_message)) <= 0) {
+ LOGINFO("error sending message to remove storage %i\n", Part->MTP_Storage_ID);
+ return false;
+ } else {
+ LOGINFO("Message sent, remove storage ID: %i\n", Part->MTP_Storage_ID);
+ return true;
+ }
+ } else if (message_type == MTP_MESSAGE_ADD_STORAGE && Part->Is_Mounted()) {
+ mtp_message.message_type = MTP_MESSAGE_ADD_STORAGE; // Add
+ mtp_message.storage_id = Part->MTP_Storage_ID;
+ mtp_message.path = Part->Storage_Path.c_str();
+ mtp_message.display = Part->Storage_Name.c_str();
+ mtp_message.maxFileSize = Part->Get_Max_FileSize();
+ LOGINFO("sending message to add %i '%s' '%s'\n", mtp_message.storage_id, mtp_message.path, mtp_message.display);
+ if (write(mtp_write_fd, &mtp_message, sizeof(mtp_message)) <= 0) {
+ LOGINFO("error sending message to add storage %i\n", Part->MTP_Storage_ID);
+ return false;
+ } else {
+ LOGINFO("Message sent, add storage ID: %i\n", Part->MTP_Storage_ID);
+ return true;
+ }
+ } else {
+ LOGERR("Unknown MTP message type: %i\n", message_type);
+ }
+ } else {
+ // This hopefully never happens as the error handling should
+ // occur in the calling function.
+ LOGINFO("TWPartitionManager::Add_Remove_MTP_Storage NULL partition given\n");
+ }
+ return true;
+#else
+ LOGERR("MTP support not included\n");
+ DataManager::SetValue("tw_mtp_enabled", 0);
+ return false;
+#endif
+}
+
+bool TWPartitionManager::Add_MTP_Storage(string Mount_Point) {
+#ifdef TW_HAS_MTP
+ TWPartition* Part = PartitionManager.Find_Partition_By_Path(Mount_Point);
+ if (Part) {
+ return PartitionManager.Add_Remove_MTP_Storage(Part, MTP_MESSAGE_ADD_STORAGE);
+ } else {
+ LOGINFO("TWFunc::Add_MTP_Storage unable to locate partition for '%s'\n", Mount_Point.c_str());
+ }
+#endif
+ return false;
+}
+
+bool TWPartitionManager::Add_MTP_Storage(unsigned int Storage_ID) {
+#ifdef TW_HAS_MTP
+ TWPartition* Part = PartitionManager.Find_Partition_By_MTP_Storage_ID(Storage_ID);
+ if (Part) {
+ return PartitionManager.Add_Remove_MTP_Storage(Part, MTP_MESSAGE_ADD_STORAGE);
+ } else {
+ LOGINFO("TWFunc::Add_MTP_Storage unable to locate partition for %i\n", Storage_ID);
+ }
+#endif
+ return false;
+}
+
+bool TWPartitionManager::Remove_MTP_Storage(string Mount_Point) {
+#ifdef TW_HAS_MTP
+ TWPartition* Part = PartitionManager.Find_Partition_By_Path(Mount_Point);
+ if (Part) {
+ return PartitionManager.Add_Remove_MTP_Storage(Part, MTP_MESSAGE_REMOVE_STORAGE);
+ } else {
+ LOGINFO("TWFunc::Remove_MTP_Storage unable to locate partition for '%s'\n", Mount_Point.c_str());
+ }
+#endif
+ return false;
+}
+
+bool TWPartitionManager::Remove_MTP_Storage(unsigned int Storage_ID) {
+#ifdef TW_HAS_MTP
+ TWPartition* Part = PartitionManager.Find_Partition_By_MTP_Storage_ID(Storage_ID);
+ if (Part) {
+ return PartitionManager.Add_Remove_MTP_Storage(Part, MTP_MESSAGE_REMOVE_STORAGE);
+ } else {
+ LOGINFO("TWFunc::Remove_MTP_Storage unable to locate partition for %i\n", Storage_ID);
+ }
+#endif
+ return false;
+}
+
+bool TWPartitionManager::Flash_Image(string Filename) {
+ int check, partition_count = 0;
+ TWPartition* flash_part = NULL;
+ string Flash_List, flash_path;
+ size_t start_pos = 0, end_pos = 0;
+
+ gui_print("\n[IMAGE FLASH STARTED]\n\n");
+ gui_print("Image to flash: '%s'\n", Filename.c_str());
+
+ if (!Mount_Current_Storage(true))
+ return false;
+
+ gui_print("Calculating restore details...\n");
+ DataManager::GetValue("tw_flash_partition", Flash_List);
+ if (!Flash_List.empty()) {
+ end_pos = Flash_List.find(";", start_pos);
+ while (end_pos != string::npos && start_pos < Flash_List.size()) {
+ flash_path = Flash_List.substr(start_pos, end_pos - start_pos);
+ flash_part = Find_Partition_By_Path(flash_path);
+ if (flash_part != NULL) {
+ partition_count++;
+ if (partition_count > 1) {
+ LOGERR("Too many partitions selected for flashing.\n");
+ return false;
+ }
+ } else {
+ LOGERR("Unable to locate '%s' partition for flashing (flash list).\n", flash_path.c_str());
+ return false;
+ }
+ start_pos = end_pos + 1;
+ end_pos = Flash_List.find(";", start_pos);
+ }
+ }
+
+ if (partition_count == 0) {
+ LOGERR("No partitions selected for flashing.\n");
+ return false;
+ }
+
+ DataManager::SetProgress(0.0);
+ if (flash_part) {
+ if (!flash_part->Flash_Image(Filename))
+ return false;
+ } else {
+ LOGERR("Invalid flash partition specified.\n");
+ return false;
+ }
+ gui_print_color("highlight", "[IMAGE FLASH COMPLETED]\n\n");
+ return true;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-13 01:39:37 +0100