blob: b2bbf8e8e1ea8f91d978d61a1501f3115e51fed2 [file] [log] [blame]
/* 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 "partitions.hpp"
#include "data.hpp"
#include "twrp-functions.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
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;
TWPartition* partition = new TWPartition();
string line(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();
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;
if (Part->Can_Be_Mounted) {
printf("%s | %s | Size: %iMB Used: %iMB Free: %iMB Backup Size: %iMB\n Flags: ", Part->Mount_Point.c_str(), Part->Actual_Block_Device.c_str(), (int)(Part->Size / mb), (int)(Part->Used / mb), (int)(Part->Free / mb), (int)(Part->Backup_Size / mb));
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->Is_Storage)
printf("Is_Storage ");
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_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->MTD_Name.empty())
printf(" MTD_Name: %s\n", Part->MTD_Name.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);
} else {
printf("%s | %s | Size: %iMB\n", Part->Mount_Point.c_str(), Part->Actual_Block_Device.c_str(), (int)(Part->Size / mb));
}
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;
}
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;
ui_print(" * Generating md5...");
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());
LOGI("MD5 command is: '%s'\n", command);
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);
LOGI("MD5 command is: '%s'\n", command);
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) {
time_t start, stop;
if (Part == NULL)
return true;
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;
}
}
}
time(&stop);
if (Part->Backup_Method == 1) {
*file_bytes_remaining -= Part->Backup_Size;
*file_time += (int) difftime(stop, start);
} else {
*img_bytes_remaining -= Part->Backup_Size;
*img_time += (int) difftime(stop, start);
}
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;
DataManager::GetValue(TW_BACKUPS_FOLDER_VAR, Backup_Folder);
DataManager::GetValue(TW_BACKUP_NAME, Backup_Name);
if (Backup_Name == "(Current Date)" || Backup_Name == "0") {
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(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", SP1_NAME);
return false;
}
}
#endif
#ifdef SP2_NAME
DataManager::GetValue(TW_BACKUP_SP2_VAR, check);
if (check) {
backup_sp2 = Find_Partition_By_Path(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", SP2_NAME);
return false;
}
}
#endif
#ifdef SP3_NAME
DataManager::GetValue(TW_BACKUP_SP3_VAR, check);
if (check) {
backup_sp3 = Find_Partition_By_Path(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", 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;
if (!Backup_Partition(backup_sys, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_data, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_cache, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_recovery, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_boot, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_andsec, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_sdext, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_sp1, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_sp2, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
if (!Backup_Partition(backup_sp3, Full_Backup_Path, do_md5, &img_bytes_remaining, &file_bytes_remaining, &img_time, &file_time))
return false;
// Average BPS
if (img_time == 0)
img_time = 1;
if (file_time == 0)
file_time = 1;
unsigned long int img_bps = img_bytes / img_time;
unsigned long int file_bps = file_bytes / 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);
ui_print("[%llu MB TOTAL BACKED UP]\n", actual_backup_size);
Update_System_Details();
ui_print("[BACKUP COMPLETED IN %d SECONDS]\n\n", total_time); // the end
return true;
}
bool TWPartitionManager::Restore_Partition(TWPartition* Part, string Restore_Name) {
time_t Start, Stop;
time(&Start);
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(SP1_NAME);
if (restore_sp1 == NULL) {
LOGE("Unable to locate %s partition.\n", 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(SP2_NAME);
if (restore_sp2 == NULL) {
LOGE("Unable to locate %s partition.\n", 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(SP3_NAME);
if (restore_sp3 == NULL) {
LOGE("Unable to locate %s partition.\n", 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
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);
if (restore_sys != NULL && !Restore_Partition(restore_sys, Restore_Name))
return false;
if (restore_data != NULL && !Restore_Partition(restore_data, Restore_Name))
return false;
if (restore_cache != NULL && !Restore_Partition(restore_cache, Restore_Name))
return false;
if (restore_boot != NULL && !Restore_Partition(restore_boot, Restore_Name))
return false;
if (restore_andsec != NULL && !Restore_Partition(restore_andsec, Restore_Name))
return false;
if (restore_sdext != NULL && !Restore_Partition(restore_sdext, Restore_Name))
return false;
if (restore_sp1 != NULL && !Restore_Partition(restore_sp1, Restore_Name))
return false;
if (restore_sp2 != NULL && !Restore_Partition(restore_sp2, Restore_Name))
return false;
if (restore_sp3 != NULL && !Restore_Partition(restore_sp3, Restore_Name))
return false;
Update_System_Details();
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->Mount_Point == "/system")
tw_restore_system = 1;
if (Part->Mount_Point == "/data")
tw_restore_data = 1;
if (Part->Mount_Point == "/cache")
tw_restore_cache = 1;
if (Part->Mount_Point == "/recovery")
tw_restore_recovery = 1;
if (Part->Mount_Point == "/boot")
tw_restore_boot = 1;
if (Part->Mount_Point == "/.android_secure")
tw_restore_andsec = 1;
if (Part->Mount_Point == "/sd-ext")
tw_restore_sdext = 1;
#ifdef SP1_NAME
if (Part->Mount_Point == TWFunc::Get_Root_Path(SP1_Name))
tw_restore_sp1 = 1;
#endif
#ifdef SP2_NAME
if (Part->Mount_Point == TWFunc::Get_Root_Path(SP2_Name))
tw_restore_sp2 = 1;
#endif
#ifdef SP3_NAME
if (Part->Mount_Point == TWFunc::Get_Root_Path(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)) {
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;
}
}
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::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)->Mount_Point == "/and-sec") {
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_ANDROID_SECURE, 0);
DataManager::SetValue(TW_BACKUP_ANDSEC_VAR, 0);
} else
DataManager::SetValue(TW_HAS_ANDROID_SECURE, 1);
}
}
}
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()) {
// 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);
Update_System_Details();
} 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) {
if (!Mount_By_Path("/data", true))
return false;
if (!Mount_By_Path("/system", true))
return false;
ui_print("Fixing Permissions\nThis may take a few minutes.\n");
system("./sbin/fix_permissions.sh");
ui_print("Done.\n\n");
return true;
}
//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::usb_storage_enable(void) {
int fd, has_dual, has_data_media;
char lun_file[255];
TWPartition* Part;
string ext_path;
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) {
Part = Find_Partition_By_Path(DataManager::GetSettingsStoragePath());
if (Part == NULL) {
LOGE("Unable to locate volume information.");
return false;
}
if (!Part->UnMount(true))
return false;
sprintf(lun_file, CUSTOM_LUN_FILE, 0);
if ((fd = open(lun_file, O_WRONLY)) < 0) {
LOGE("Unable to open ums lunfile '%s': (%s)\n", lun_file, 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, strerror(errno));
close(fd);
return false;
}
close(fd);
DataManager::GetValue(TW_EXTERNAL_PATH, ext_path);
Part = Find_Partition_By_Path(ext_path);
if (Part == NULL) {
LOGE("Unable to locate volume information.\n");
return false;
}
if (!Part->UnMount(true))
return false;
sprintf(lun_file, CUSTOM_LUN_FILE, 1);
if ((fd = open(lun_file, O_WRONLY)) < 0) {
LOGE("Unable to open ums lunfile '%s': (%s)\n", lun_file, 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, strerror(errno));
close(fd);
return false;
}
close(fd);
} else {
if (has_data_media == 0)
ext_path = DataManager::GetCurrentStoragePath();
else
DataManager::GetValue(TW_EXTERNAL_PATH, ext_path);
Part = Find_Partition_By_Path(ext_path);
if (Part == NULL) {
LOGE("Unable to locate volume information.\n");
return false;
}
if (!Part->UnMount(true))
return false;
sprintf(lun_file, CUSTOM_LUN_FILE, 0);
if ((fd = open(lun_file, O_WRONLY)) < 0) {
LOGE("Unable to open ums lunfile '%s': (%s)\n", lun_file, 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, strerror(errno));
close(fd);
return false;
}
close(fd);
}
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) {
if (index == 0)
LOGE("Unable to open ums lunfile '%s': (%s)", lun_file, strerror(errno));
return false;
}
char ch = 0;
if (write(fd, &ch, 1) < 0) {
if (index == 0)
LOGE("Unable to write to ums lunfile '%s': (%s)", lun_file, strerror(errno));
close(fd);
return false;
}
close(fd);
}
Mount_By_Path(DataManager::GetSettingsStoragePath(), true);
Mount_By_Path(DataManager::GetCurrentStoragePath(), true);
return true;
}