twrpAdbBuFifo.cpp - android_bootable_recovery - Gitiles

 /*
         Copyright 2013 to 2017 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/>.
 */

 #define __STDC_FORMAT_MACROS 1
 #include <string>
 #include <sys/wait.h>
 #include <sys/stat.h>
 #include <pthread.h>
 #include <zlib.h>
 #include <inttypes.h>
 #include "twrpAdbBuFifo.hpp"
 #include "twcommon.h"
 #include "data.hpp"
 #include "variables.h"
 #include "partitions.hpp"
 #include "twrp-functions.hpp"
 #include "gui/gui.hpp"
 #include "gui/objects.hpp"
 #include "gui/pages.hpp"
 #include "adbbu/twadbstream.h"
 #include "adbbu/libtwadbbu.hpp"

 twrpAdbBuFifo::twrpAdbBuFifo(void) {
 	unlink(TW_ADB_FIFO);
 }

 bool twrpAdbBuFifo::Check_Adb_Fifo_For_Events(void) {
 	char cmd[512];

 	memset(&cmd, 0, sizeof(cmd));

 	if (read(adb_fifo_fd, &cmd, sizeof(cmd)) > 0) {
 		LOGINFO("adb backup cmd: %s\n", cmd);
 		std::string cmdcheck(cmd);
 		cmdcheck = cmdcheck.substr(0, strlen(ADB_BACKUP_OP));
 		std::string Options(cmd);
 		Options = Options.substr(strlen(ADB_BACKUP_OP) + 1, strlen(cmd));
 		if (cmdcheck == ADB_BACKUP_OP)
 			return Backup_ADB_Command(Options);
 		else {
 			return Restore_ADB_Backup();
 		}
 	}

 	return true;
 }

 bool twrpAdbBuFifo::start(void) {
 	LOGINFO("Starting Adb Backup FIFO\n");
 	unlink(TW_ADB_FIFO);
 	if (mkfifo(TW_ADB_FIFO, 06660) != 0) {
 		LOGINFO("Unable to mkfifo %s\n", TW_ADB_FIFO);
 		return false;
 	}
 	adb_fifo_fd = open(TW_ADB_FIFO, O_RDONLY | O_NONBLOCK);
 	if (adb_fifo_fd < 0) {
 		LOGERR("Unable to open TW_ADB_FIFO for reading.\n");
 		close(adb_fifo_fd);
 		return false;
 	}
 	while (true) {
 		Check_Adb_Fifo_For_Events();
 		usleep(8000);
 	}
 	//Shouldn't get here but cleanup anwyay
 	close(adb_fifo_fd);
 	return true;
 }

 pthread_t twrpAdbBuFifo::threadAdbBuFifo(void) {
 	pthread_t thread;
 	ThreadPtr adbfifo = &twrpAdbBuFifo::start;
 	PThreadPtr p = *(PThreadPtr*)&adbfifo;
 	pthread_create(&thread, NULL, p, this);
 	return thread;
 }

 bool twrpAdbBuFifo::Backup_ADB_Command(std::string Options) {
 	std::vector<std::string> args;
 	std::string Backup_List;
 	bool adbbackup = true, ret = false;
 	std::string rmopt = "--";

 	std::replace(Options.begin(), Options.end(), ':', ' ');
 	args = TWFunc::Split_String(Options, " ");

 	DataManager::SetValue(TW_USE_COMPRESSION_VAR, 0);
 	DataManager::SetValue(TW_SKIP_DIGEST_GENERATE_VAR, 0);

 	if (args[1].compare("--twrp") != 0) {
 		gui_err("twrp_adbbu_option=--twrp option is required to enable twrp adb backup");
 		sleep(2);
 		return false;
 	}

 	for (unsigned i = 2; i < args.size(); i++) {
 		int compress;

 		std::string::size_type size = args[i].find(rmopt);
 		if (size != std::string::npos)
 			args[i].erase(size, rmopt.length());

 		if (args[i].compare("compress") == 0) {
 			gui_msg("compression_on=Compression is on");
 			DataManager::SetValue(TW_USE_COMPRESSION_VAR, 1);
 			continue;
 		}
 		DataManager::GetValue(TW_USE_COMPRESSION_VAR, compress);
 		gui_print("%s\n", args[i].c_str());
 		std::string path;
 		path = "/" + args[i];
 		TWPartition* part = PartitionManager.Find_Partition_By_Path(path);
 		if (part) {
 			Backup_List += path;
 			Backup_List += ";";
 		}
 		else {
 			gui_msg(Msg(msg::kError, "partition_not_found=path: {1} not found in partition list")(path));
 			return false;
 		}
 	}

 	if (Backup_List.empty()) {
 		DataManager::GetValue("tw_backup_list", Backup_List);
 		if (Backup_List.empty()) {
 			gui_err("no_partition_selected=No partitions selected for backup.");
 			return false;
 		}
 	}
 	else
 		DataManager::SetValue("tw_backup_list", Backup_List);

 	DataManager::SetValue("tw_action", "clear");
 	DataManager::SetValue("tw_action_text1", gui_lookup("running_recovery_commands", "Running Recovery Commands"));
 	DataManager::SetValue("tw_action_text2", "");
 	gui_changePage("action_page");

 	ret = PartitionManager.Run_Backup(adbbackup);
 	DataManager::SetValue(TW_BACKUP_NAME, gui_lookup("auto_generate", "(Auto Generate)"));
 	if (!ret) {
 		gui_err("backup_fail=Backup failed");
 		return false;
 	}
 	gui_msg("backup_complete=Backup Complete");
 	DataManager::SetValue("ui_progress", 100);
 	sleep(2); //give time for user to see messages on console
 	gui_changePage("main");
 	return true;
 }

 bool twrpAdbBuFifo::Restore_ADB_Backup(void) {
 	int partition_count = 0;
 	std::string Restore_Name;
 	std::size_t pos = 0;
 	struct AdbBackupFileTrailer adbmd5;
 	struct PartitionSettings part_settings;
 	int adb_control_twrp_fd, adb_write_fd, systemro;
 	int adb_control_bu_fd, ret = 0;
 	char cmd[512];

 	part_settings.total_restore_size = 0;

 	PartitionManager.Mount_All_Storage();
 	DataManager::SetValue(TW_SKIP_DIGEST_CHECK_VAR, 0);
 	LOGINFO("opening TW_ADB_BU_CONTROL\n");
 	adb_control_bu_fd = open(TW_ADB_BU_CONTROL, O_WRONLY | O_NONBLOCK);
 	LOGINFO("opening TW_ADB_TWRP_CONTROL\n");
 	adb_control_twrp_fd = open(TW_ADB_TWRP_CONTROL, O_RDONLY | O_NONBLOCK);
 	memset(&adbmd5, 0, sizeof(adbmd5));

 	DataManager::SetValue("tw_action", "clear");
 	DataManager::SetValue("tw_action_text1", gui_lookup("running_recovery_commands", "Running Recovery Commands"));
 	DataManager::SetValue("tw_action_text2", "");
 	gui_changePage("action_page");

 	while (1) {
 		memset(&cmd, 0, sizeof(cmd));
 		if (read(adb_control_twrp_fd, cmd, sizeof(cmd)) > 0) {
 			struct AdbBackupControlType cmdstruct;

 			memset(&cmdstruct, 0, sizeof(cmdstruct));
 			memcpy(&cmdstruct, cmd, sizeof(cmdstruct));
 			std::string cmdstr(cmdstruct.type);
 			std::string cmdtype = cmdstr.substr(0, sizeof(cmdstruct.type) - 1);
 			if (cmdtype == TWSTREAMHDR) {
 				struct AdbBackupStreamHeader twhdr;
 				memcpy(&twhdr, cmd, sizeof(cmd));
 				LOGINFO("ADB Partition count: %" PRIu64 "\n", twhdr.partition_count);
 				LOGINFO("ADB version: %" PRIu64 "\n", twhdr.version);
 				if (twhdr.version != ADB_BACKUP_VERSION) {
 					LOGERR("Incompatible adb backup version!\n");
 					break;
 				}
 				partition_count = twhdr.partition_count;
 			}
 			else if (cmdtype == MD5TRAILER) {
 				LOGINFO("Restoring MD5TRAILER\n");
 				memcpy(&adbmd5, cmd, sizeof(cmd));
 			}
 			else if (cmdtype == TWMD5) {
 				struct AdbBackupFileTrailer md5check;
 				LOGINFO("Restoring TWMD5\n");

 				memset(&md5check, 0, sizeof(md5check));
 				memcpy(&md5check, cmd, sizeof(cmd));
 				if (strcmp(md5check.md5, adbmd5.md5) != 0) {
 					LOGERR("md5 doesn't match!\n");
 					LOGERR("file md5: %s\n", adbmd5.md5);
 					LOGERR("check md5: %s\n", md5check.md5);
 					ret = false;
 					break;
 				}
 				else {
 					LOGINFO("adbrestore md5 matches\n");
 					LOGINFO("adbmd5.md5: %s\n", adbmd5.md5);
 					LOGINFO("md5check.md5: %s\n", md5check.md5);
 				}
 			}
 			else if (cmdtype == TWENDADB) {
 				LOGINFO("received TWENDADB\n");
 				break;
 			}
 			else {
 				struct twfilehdr twimghdr;
 				memcpy(&twimghdr, cmd, sizeof(cmd));
 				std::string cmdstr(twimghdr.type);
 				Restore_Name = twimghdr.name;
 				part_settings.total_restore_size = twimghdr.size;
 				if (cmdtype == TWIMG) {
 					LOGINFO("ADB Type: %s\n", twimghdr.type);
 					LOGINFO("ADB Restore_Name: %s\n", Restore_Name.c_str());
 					LOGINFO("ADB Restore_size: %" PRIu64 "\n", part_settings.total_restore_size);
 					string compression = (twimghdr.compressed == 1) ? "compressed" : "uncompressed";
 					LOGINFO("ADB compression: %s\n", compression.c_str());
 					std::string Backup_FileName;
 					std::size_t pos = Restore_Name.find_last_of("/");
 					std::string path = "/" + Restore_Name.substr(pos, Restore_Name.size());
 					pos = path.find_first_of(".");
 					path = path.substr(0, pos);
 					if (path.substr(0,1).compare("//")) {
 						path = path.substr(1, path.size());
 					}

 					pos = Restore_Name.find_last_of("/");
 					Backup_FileName = Restore_Name.substr(pos + 1, Restore_Name.size());
 					part_settings.Part = PartitionManager.Find_Partition_By_Path(path);
 					part_settings.Backup_Folder = path;
 					PartitionManager.Set_Restore_Files(path);
 					part_settings.partition_count = partition_count;
 					part_settings.adbbackup = true;
 					part_settings.adb_compression = twimghdr.compressed;
 					part_settings.PM_Method = PM_RESTORE;
 					ProgressTracking progress(part_settings.total_restore_size);
 					part_settings.progress = &progress;
 					if (!PartitionManager.Restore_Partition(&part_settings)) {
 						LOGERR("ADB Restore failed.\n");
 						return false;
 					}
 				}
 				else if (cmdtype == TWFN) {
 					LOGINFO("ADB Type: %s\n", twimghdr.type);
 					LOGINFO("ADB Restore_Name: %s\n", Restore_Name.c_str());
 					LOGINFO("ADB Restore_size: %" PRIi64 "\n", part_settings.total_restore_size);
 					string compression = (twimghdr.compressed == 1) ? "compressed" : "uncompressed";
 					LOGINFO("ADB compression: %s\n", compression.c_str());
 					std::string Backup_FileName;
 					std::size_t pos = Restore_Name.find_last_of("/");
 					std::string path = "/" + Restore_Name.substr(pos, Restore_Name.size());
 					pos = path.find_first_of(".");
 					path = path.substr(0, pos);
 					if (path.substr(0,1).compare("//")) {
 						path = path.substr(1, path.size());
 					}

 					pos = Restore_Name.find_last_of("/");
 					Backup_FileName = Restore_Name.substr(pos + 1, Restore_Name.size());
 					pos = Restore_Name.find_last_of("/");
 					part_settings.Part = PartitionManager.Find_Partition_By_Path(path);
 					part_settings.Part->Set_Backup_FileName(Backup_FileName);
 					PartitionManager.Set_Restore_Files(path);

 					if (path.compare("/system") == 0) {
 						if (part_settings.Part->Is_Read_Only()) {
 							struct AdbBackupControlType twerror;
 							strncpy(twerror.start_of_header, TWRP, sizeof(twerror.start_of_header));
 							strncpy(twerror.type, TWERROR, sizeof(twerror.type));
 							memset(twerror.space, 0, sizeof(twerror.space));
 							twerror.crc = crc32(0L, Z_NULL, 0);
 							twerror.crc = crc32(twerror.crc, (const unsigned char*) &twerror, sizeof(twerror));
 							if (write(adb_control_bu_fd, &twerror, sizeof(twerror)) < 0) {
 								LOGERR("Cannot write to ADB_CONTROL_BU_FD: %s\n", strerror(errno));
 							}
 							gui_msg(Msg(msg::kError, "restore_read_only=Cannot restore {1} -- mounted read only.")(part_settings.Part->Backup_Display_Name));
 							return false;

 						}
 					}
 					part_settings.partition_count = partition_count;
 					part_settings.adbbackup = true;
 					part_settings.adb_compression = twimghdr.compressed;
 					part_settings.total_restore_size += part_settings.Part->Get_Restore_Size(&part_settings);
 					part_settings.PM_Method = PM_RESTORE;
 					ProgressTracking progress(part_settings.total_restore_size);
 					part_settings.progress = &progress;
 					if (!PartitionManager.Restore_Partition(&part_settings)) {
 						LOGERR("ADB Restore failed.\n");
 						return false;
 					}
 				}
 			}
 		}
 	}
 	gui_msg("restore_complete=Restore Complete");

 	if (!twadbbu::Write_TWENDADB())
 		ret = false;
 	sleep(2); //give time for user to see messages on console
 	DataManager::SetValue("ui_progress", 100);
 	gui_changePage("main");
 	return ret;
 }
	/*
	Copyright 2013 to 2017 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/>.
	*/

	#define __STDC_FORMAT_MACROS 1
	#include <string>
	#include <sys/wait.h>
	#include <sys/stat.h>
	#include <pthread.h>
	#include <zlib.h>
	#include <inttypes.h>
	#include "twrpAdbBuFifo.hpp"
	#include "twcommon.h"
	#include "data.hpp"
	#include "variables.h"
	#include "partitions.hpp"
	#include "twrp-functions.hpp"
	#include "gui/gui.hpp"
	#include "gui/objects.hpp"
	#include "gui/pages.hpp"
	#include "adbbu/twadbstream.h"
	#include "adbbu/libtwadbbu.hpp"

	twrpAdbBuFifo::twrpAdbBuFifo(void) {
	unlink(TW_ADB_FIFO);
	}

	bool twrpAdbBuFifo::Check_Adb_Fifo_For_Events(void) {
	char cmd[512];

	memset(&cmd, 0, sizeof(cmd));

	if (read(adb_fifo_fd, &cmd, sizeof(cmd)) > 0) {
	LOGINFO("adb backup cmd: %s\n", cmd);
	std::string cmdcheck(cmd);
	cmdcheck = cmdcheck.substr(0, strlen(ADB_BACKUP_OP));
	std::string Options(cmd);
	Options = Options.substr(strlen(ADB_BACKUP_OP) + 1, strlen(cmd));
	if (cmdcheck == ADB_BACKUP_OP)
	return Backup_ADB_Command(Options);
	else {
	return Restore_ADB_Backup();
	}
	}

	return true;
	}

	bool twrpAdbBuFifo::start(void) {
	LOGINFO("Starting Adb Backup FIFO\n");
	unlink(TW_ADB_FIFO);
	if (mkfifo(TW_ADB_FIFO, 06660) != 0) {
	LOGINFO("Unable to mkfifo %s\n", TW_ADB_FIFO);
	return false;
	}
	adb_fifo_fd = open(TW_ADB_FIFO, O_RDONLY \| O_NONBLOCK);
	if (adb_fifo_fd < 0) {
	LOGERR("Unable to open TW_ADB_FIFO for reading.\n");
	close(adb_fifo_fd);
	return false;
	}
	while (true) {
	Check_Adb_Fifo_For_Events();
	usleep(8000);
	}
	//Shouldn't get here but cleanup anwyay
	close(adb_fifo_fd);
	return true;
	}

	pthread_t twrpAdbBuFifo::threadAdbBuFifo(void) {
	pthread_t thread;
	ThreadPtr adbfifo = &twrpAdbBuFifo::start;
	PThreadPtr p = (PThreadPtr)&adbfifo;
	pthread_create(&thread, NULL, p, this);
	return thread;
	}

	bool twrpAdbBuFifo::Backup_ADB_Command(std::string Options) {
	std::vector<std::string> args;
	std::string Backup_List;
	bool adbbackup = true, ret = false;
	std::string rmopt = "--";

	std::replace(Options.begin(), Options.end(), ':', ' ');
	args = TWFunc::Split_String(Options, " ");

	DataManager::SetValue(TW_USE_COMPRESSION_VAR, 0);
	DataManager::SetValue(TW_SKIP_DIGEST_GENERATE_VAR, 0);

	if (args[1].compare("--twrp") != 0) {
	gui_err("twrp_adbbu_option=--twrp option is required to enable twrp adb backup");
	sleep(2);
	return false;
	}

	for (unsigned i = 2; i < args.size(); i++) {
	int compress;

	std::string::size_type size = args[i].find(rmopt);
	if (size != std::string::npos)
	args[i].erase(size, rmopt.length());

	if (args[i].compare("compress") == 0) {
	gui_msg("compression_on=Compression is on");
	DataManager::SetValue(TW_USE_COMPRESSION_VAR, 1);
	continue;
	}
	DataManager::GetValue(TW_USE_COMPRESSION_VAR, compress);
	gui_print("%s\n", args[i].c_str());
	std::string path;
	path = "/" + args[i];
	TWPartition* part = PartitionManager.Find_Partition_By_Path(path);
	if (part) {
	Backup_List += path;
	Backup_List += ";";
	}
	else {
	gui_msg(Msg(msg::kError, "partition_not_found=path: {1} not found in partition list")(path));
	return false;
	}
	}

	if (Backup_List.empty()) {
	DataManager::GetValue("tw_backup_list", Backup_List);
	if (Backup_List.empty()) {
	gui_err("no_partition_selected=No partitions selected for backup.");
	return false;
	}
	}
	else
	DataManager::SetValue("tw_backup_list", Backup_List);

	DataManager::SetValue("tw_action", "clear");
	DataManager::SetValue("tw_action_text1", gui_lookup("running_recovery_commands", "Running Recovery Commands"));
	DataManager::SetValue("tw_action_text2", "");
	gui_changePage("action_page");

	ret = PartitionManager.Run_Backup(adbbackup);
	DataManager::SetValue(TW_BACKUP_NAME, gui_lookup("auto_generate", "(Auto Generate)"));
	if (!ret) {
	gui_err("backup_fail=Backup failed");
	return false;
	}
	gui_msg("backup_complete=Backup Complete");
	DataManager::SetValue("ui_progress", 100);
	sleep(2); //give time for user to see messages on console
	gui_changePage("main");
	return true;
	}

	bool twrpAdbBuFifo::Restore_ADB_Backup(void) {
	int partition_count = 0;
	std::string Restore_Name;
	std::size_t pos = 0;
	struct AdbBackupFileTrailer adbmd5;
	struct PartitionSettings part_settings;
	int adb_control_twrp_fd, adb_write_fd, systemro;
	int adb_control_bu_fd, ret = 0;
	char cmd[512];

	part_settings.total_restore_size = 0;

	PartitionManager.Mount_All_Storage();
	DataManager::SetValue(TW_SKIP_DIGEST_CHECK_VAR, 0);
	LOGINFO("opening TW_ADB_BU_CONTROL\n");
	adb_control_bu_fd = open(TW_ADB_BU_CONTROL, O_WRONLY \| O_NONBLOCK);
	LOGINFO("opening TW_ADB_TWRP_CONTROL\n");
	adb_control_twrp_fd = open(TW_ADB_TWRP_CONTROL, O_RDONLY \| O_NONBLOCK);
	memset(&adbmd5, 0, sizeof(adbmd5));

	DataManager::SetValue("tw_action", "clear");
	DataManager::SetValue("tw_action_text1", gui_lookup("running_recovery_commands", "Running Recovery Commands"));
	DataManager::SetValue("tw_action_text2", "");
	gui_changePage("action_page");

	while (1) {
	memset(&cmd, 0, sizeof(cmd));
	if (read(adb_control_twrp_fd, cmd, sizeof(cmd)) > 0) {
	struct AdbBackupControlType cmdstruct;

	memset(&cmdstruct, 0, sizeof(cmdstruct));
	memcpy(&cmdstruct, cmd, sizeof(cmdstruct));
	std::string cmdstr(cmdstruct.type);
	std::string cmdtype = cmdstr.substr(0, sizeof(cmdstruct.type) - 1);
	if (cmdtype == TWSTREAMHDR) {
	struct AdbBackupStreamHeader twhdr;
	memcpy(&twhdr, cmd, sizeof(cmd));
	LOGINFO("ADB Partition count: %" PRIu64 "\n", twhdr.partition_count);
	LOGINFO("ADB version: %" PRIu64 "\n", twhdr.version);
	if (twhdr.version != ADB_BACKUP_VERSION) {
	LOGERR("Incompatible adb backup version!\n");
	break;
	}
	partition_count = twhdr.partition_count;
	}
	else if (cmdtype == MD5TRAILER) {
	LOGINFO("Restoring MD5TRAILER\n");
	memcpy(&adbmd5, cmd, sizeof(cmd));
	}
	else if (cmdtype == TWMD5) {
	struct AdbBackupFileTrailer md5check;
	LOGINFO("Restoring TWMD5\n");

	memset(&md5check, 0, sizeof(md5check));
	memcpy(&md5check, cmd, sizeof(cmd));
	if (strcmp(md5check.md5, adbmd5.md5) != 0) {
	LOGERR("md5 doesn't match!\n");
	LOGERR("file md5: %s\n", adbmd5.md5);
	LOGERR("check md5: %s\n", md5check.md5);
	ret = false;
	break;
	}
	else {
	LOGINFO("adbrestore md5 matches\n");
	LOGINFO("adbmd5.md5: %s\n", adbmd5.md5);
	LOGINFO("md5check.md5: %s\n", md5check.md5);
	}
	}
	else if (cmdtype == TWENDADB) {
	LOGINFO("received TWENDADB\n");
	break;
	}
	else {
	struct twfilehdr twimghdr;
	memcpy(&twimghdr, cmd, sizeof(cmd));
	std::string cmdstr(twimghdr.type);
	Restore_Name = twimghdr.name;
	part_settings.total_restore_size = twimghdr.size;
	if (cmdtype == TWIMG) {
	LOGINFO("ADB Type: %s\n", twimghdr.type);
	LOGINFO("ADB Restore_Name: %s\n", Restore_Name.c_str());
	LOGINFO("ADB Restore_size: %" PRIu64 "\n", part_settings.total_restore_size);
	string compression = (twimghdr.compressed == 1) ? "compressed" : "uncompressed";
	LOGINFO("ADB compression: %s\n", compression.c_str());
	std::string Backup_FileName;
	std::size_t pos = Restore_Name.find_last_of("/");
	std::string path = "/" + Restore_Name.substr(pos, Restore_Name.size());
	pos = path.find_first_of(".");
	path = path.substr(0, pos);
	if (path.substr(0,1).compare("//")) {
	path = path.substr(1, path.size());
	}

	pos = Restore_Name.find_last_of("/");
	Backup_FileName = Restore_Name.substr(pos + 1, Restore_Name.size());
	part_settings.Part = PartitionManager.Find_Partition_By_Path(path);
	part_settings.Backup_Folder = path;
	PartitionManager.Set_Restore_Files(path);
	part_settings.partition_count = partition_count;
	part_settings.adbbackup = true;
	part_settings.adb_compression = twimghdr.compressed;
	part_settings.PM_Method = PM_RESTORE;
	ProgressTracking progress(part_settings.total_restore_size);
	part_settings.progress = &progress;
	if (!PartitionManager.Restore_Partition(&part_settings)) {
	LOGERR("ADB Restore failed.\n");
	return false;
	}
	}
	else if (cmdtype == TWFN) {
	LOGINFO("ADB Type: %s\n", twimghdr.type);
	LOGINFO("ADB Restore_Name: %s\n", Restore_Name.c_str());
	LOGINFO("ADB Restore_size: %" PRIi64 "\n", part_settings.total_restore_size);
	string compression = (twimghdr.compressed == 1) ? "compressed" : "uncompressed";
	LOGINFO("ADB compression: %s\n", compression.c_str());
	std::string Backup_FileName;
	std::size_t pos = Restore_Name.find_last_of("/");
	std::string path = "/" + Restore_Name.substr(pos, Restore_Name.size());
	pos = path.find_first_of(".");
	path = path.substr(0, pos);
	if (path.substr(0,1).compare("//")) {
	path = path.substr(1, path.size());
	}

	pos = Restore_Name.find_last_of("/");
	Backup_FileName = Restore_Name.substr(pos + 1, Restore_Name.size());
	pos = Restore_Name.find_last_of("/");
	part_settings.Part = PartitionManager.Find_Partition_By_Path(path);
	part_settings.Part->Set_Backup_FileName(Backup_FileName);
	PartitionManager.Set_Restore_Files(path);

	if (path.compare("/system") == 0) {
	if (part_settings.Part->Is_Read_Only()) {
	struct AdbBackupControlType twerror;
	strncpy(twerror.start_of_header, TWRP, sizeof(twerror.start_of_header));
	strncpy(twerror.type, TWERROR, sizeof(twerror.type));
	memset(twerror.space, 0, sizeof(twerror.space));
	twerror.crc = crc32(0L, Z_NULL, 0);
	twerror.crc = crc32(twerror.crc, (const unsigned char*) &twerror, sizeof(twerror));
	if (write(adb_control_bu_fd, &twerror, sizeof(twerror)) < 0) {
	LOGERR("Cannot write to ADB_CONTROL_BU_FD: %s\n", strerror(errno));
	}
	gui_msg(Msg(msg::kError, "restore_read_only=Cannot restore {1} -- mounted read only.")(part_settings.Part->Backup_Display_Name));
	return false;

	}
	}
	part_settings.partition_count = partition_count;
	part_settings.adbbackup = true;
	part_settings.adb_compression = twimghdr.compressed;
	part_settings.total_restore_size += part_settings.Part->Get_Restore_Size(&part_settings);
	part_settings.PM_Method = PM_RESTORE;
	ProgressTracking progress(part_settings.total_restore_size);
	part_settings.progress = &progress;
	if (!PartitionManager.Restore_Partition(&part_settings)) {
	LOGERR("ADB Restore failed.\n");
	return false;
	}
	}
	}
	}
	}
	gui_msg("restore_complete=Restore Complete");

	if (!twadbbu::Write_TWENDADB())
	ret = false;
	sleep(2); //give time for user to see messages on console
	DataManager::SetValue("ui_progress", 100);
	gui_changePage("main");
	return ret;
	}