#include <ctype.h>

#include <errno.h>

#include <fcntl.h>

#include <getopt.h>

#include <limits.h>

#include <linux/input.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <sys/reboot.h>

#include <sys/types.h>

#include <time.h>

#include <unistd.h>

#include <sys/wait.h>

#include <sys/limits.h>

#include <dirent.h>

#include <sys/stat.h>

#include <signal.h>

#include <sys/wait.h>

#include "bootloader.h"

#include "common.h"

#include "cutils/properties.h"

#include "firmware.h"

#include "install.h"

#include "minui/minui.h"

#include "minzip/DirUtil.h"

#include "roots.h"

#include "recovery_ui.h"

#include <sys/vfs.h>

#include "extendedcommands.h"

#include "nandroid.h"

#include "mounts.h"

#include "flashutils/flashutils.h"

#include <libgen.h>

void nandroid_generate_timestamp_path(const char* backup_path)

{

#ifdef PHILZ_TOUCH_RECOVERY

time_t t = time(NULL) + t_zone;

#else

time_t t = time(NULL);

#endif

struct tm *tmp = localtime(&t);

if (tmp == NULL)

{

struct timeval tp;

gettimeofday(&tp, NULL);

sprintf(backup_path, "/sdcard/clockworkmod/backup/%d", tp.tv_sec);

}

else

{

strftime(backup_path, PATH_MAX, "/sdcard/clockworkmod/backup/%F.%H.%M.%S", tmp);

}

}

static void ensure_directory(const char* dir) {

char tmp[PATH_MAX];

sprintf(tmp, "mkdir -p %s ; chmod 777 %s", dir, dir);

__system(tmp);

}

static int print_and_error(const char* message) {

ui_print("%s\n", message);

return 1;

}

static int nandroid_backup_bitfield = 0;

#define NANDROID_FIELD_DEDUPE_CLEARED_SPACE 1

static int nandroid_files_total = 0;

static int nandroid_files_count = 0;

static void nandroid_callback(const char* filename)

{

if (filename == NULL)

return;

const char* justfile = basename(filename);

char tmp[PATH_MAX];

strcpy(tmp, justfile);

if (tmp[strlen(tmp) - 1] == '\n')

tmp[strlen(tmp) - 1] = NULL;

tmp[ui_get_text_cols() - 1] = '\0';

nandroid_files_count++;

ui_increment_frame();

ui_nice_print("%s\n", tmp);

if (!ui_was_niced() && nandroid_files_total != 0)

ui_set_progress((float)nandroid_files_count / (float)nandroid_files_total);

if (!ui_was_niced())

ui_delete_line();

}

static void compute_directory_stats(const char* directory)

{

char tmp[PATH_MAX];

sprintf(tmp, "find %s | %s wc -l > /tmp/dircount", directory, strcmp(directory, "/data") == 0 && is_data_media() ? "grep -v /data/media |" : "");

__system(tmp);

char count_text[100];

FILE* f = fopen("/tmp/dircount", "r");

fread(count_text, 1, sizeof(count_text), f);

fclose(f);

nandroid_files_count = 0;

nandroid_files_total = atoi(count_text);

ui_reset_progress();

ui_show_progress(1, 0);

}

typedef void (*file_event_callback)(const char* filename);

typedef int (*nandroid_backup_handler)(const char* backup_path, const char* backup_file_image, int callback);

static int mkyaffs2image_wrapper(const char* backup_path, const char* backup_file_image, int callback) {

char tmp[PATH_MAX];

sprintf(tmp, "cd %s ; mkyaffs2image . %s.img ; exit $?", backup_path, backup_file_image);

FILE *fp = __popen(tmp, "r");

if (fp == NULL) {

ui_print("Unable to execute mkyaffs2image.\n");

return -1;

}

while (fgets(tmp, PATH_MAX, fp) != NULL) {

tmp[PATH_MAX - 1] = NULL;

if (callback)

nandroid_callback(tmp);

}

return __pclose(fp);

}

static int tar_compress_wrapper(const char* backup_path, const char* backup_file_image, int callback) {

char tmp[PATH_MAX];

sprintf(tmp, "cd $(dirname %s) ; touch %s.tar ; (tar cv %s $(basename %s) | split -a 1 -b 1000000000 /proc/self/fd/0 %s.tar.) 2> /proc/self/fd/1 ; exit $?", backup_path, backup_file_image, strcmp(backup_path, "/data") == 0 && is_data_media() ? "--exclude 'media'" : "", backup_path, backup_file_image);

FILE *fp = __popen(tmp, "r");

if (fp == NULL) {

ui_print("Unable to execute tar.\n");

return -1;

}

while (fgets(tmp, PATH_MAX, fp) != NULL) {

tmp[PATH_MAX - 1] = NULL;

if (callback)

nandroid_callback(tmp);

}

return __pclose(fp);

}

void nandroid_dedupe_gc(const char* blob_dir) {

char backup_dir[PATH_MAX];

strcpy(backup_dir, blob_dir);

char *d = dirname(backup_dir);

strcpy(backup_dir, d);

strcat(backup_dir, "/backup");

ui_print("Freeing space...\n");

char tmp[PATH_MAX];

sprintf(tmp, "dedupe gc %s $(find %s -name '*.dup')", blob_dir, backup_dir);

__system(tmp);

ui_print("Done freeing space.\n");

}

static int dedupe_compress_wrapper(const char* backup_path, const char* backup_file_image, int callback) {

char tmp[PATH_MAX];

char blob_dir[PATH_MAX];

strcpy(blob_dir, backup_file_image);

char *d = dirname(blob_dir);

strcpy(blob_dir, d);

d = dirname(blob_dir);

strcpy(blob_dir, d);

d = dirname(blob_dir);

strcpy(blob_dir, d);

strcat(blob_dir, "/blobs");

ensure_directory(blob_dir);

if (!(nandroid_backup_bitfield & NANDROID_FIELD_DEDUPE_CLEARED_SPACE)) {

nandroid_backup_bitfield |= NANDROID_FIELD_DEDUPE_CLEARED_SPACE;

nandroid_dedupe_gc(blob_dir);

}

sprintf(tmp, "dedupe c %s %s %s.dup %s", backup_path, blob_dir, backup_file_image, strcmp(backup_path, "/data") == 0 && is_data_media() ? "./media" : "");

FILE *fp = __popen(tmp, "r");

if (fp == NULL) {

ui_print("Unable to execute dedupe.\n");

return -1;

}

while (fgets(tmp, PATH_MAX, fp) != NULL) {

tmp[PATH_MAX - 1] = NULL;

if (callback)

nandroid_callback(tmp);

}

return __pclose(fp);

}

static nandroid_backup_handler default_backup_handler = tar_compress_wrapper;

static char forced_backup_format[5] = "";

void nandroid_force_backup_format(const char* fmt) {

strcpy(forced_backup_format, fmt);

}

static void refresh_default_backup_handler() {

char fmt[5];

if (strlen(forced_backup_format) > 0) {

strcpy(fmt, forced_backup_format);

}

else {

ensure_path_mounted("/sdcard");

FILE* f = fopen(NANDROID_BACKUP_FORMAT_FILE, "r");

if (NULL == f) {

default_backup_handler = tar_compress_wrapper;

return;

}

fread(fmt, 1, sizeof(fmt), f);

fclose(f);

}

fmt[3] = NULL;

if (0 == strcmp(fmt, "dup"))

default_backup_handler = dedupe_compress_wrapper;

else

default_backup_handler = tar_compress_wrapper;

}

unsigned nandroid_get_default_backup_format() {

refresh_default_backup_handler();

if (default_backup_handler == dedupe_compress_wrapper) {

return NANDROID_BACKUP_FORMAT_DUP;

} else {

return NANDROID_BACKUP_FORMAT_TAR;

}

}

static nandroid_backup_handler get_backup_handler(const char *backup_path) {

Volume *v = volume_for_path(backup_path);

if (v == NULL) {

ui_print("Unable to find volume.\n");

return NULL;

}

MountedVolume *mv = find_mounted_volume_by_mount_point(v->mount_point);

if (mv == NULL) {

ui_print("Unable to find mounted volume: %s\n", v->mount_point);

return NULL;

}

if (strcmp(backup_path, "/data") == 0 && is_data_media()) {

return default_backup_handler;

}

if (strlen(forced_backup_format) > 0)

return default_backup_handler;

// cwr5, we prefer dedupe for everything except yaffs2

if (strcmp("yaffs2", mv->filesystem) == 0) {

return mkyaffs2image_wrapper;

}

return default_backup_handler;

}

int nandroid_backup_partition_extended(const char* backup_path, const char* mount_point, int umount_when_finished) {

int ret = 0;

char name[PATH_MAX];

strcpy(name, basename(mount_point));

struct stat file_info;

int callback = stat("/sdcard/clockworkmod/.hidenandroidprogress", &file_info) != 0;

ui_print("Backing up %s...\n", name);

if (0 != (ret = ensure_path_mounted(mount_point) != 0)) {

ui_print("Can't mount %s!\n", mount_point);

return ret;

}

compute_directory_stats(mount_point);

char tmp[PATH_MAX];

scan_mounted_volumes();

Volume *v = volume_for_path(mount_point);

MountedVolume *mv = NULL;

if (v != NULL)

mv = find_mounted_volume_by_mount_point(v->mount_point);

if (mv == NULL || mv->filesystem == NULL)

sprintf(tmp, "%s/%s.auto", backup_path, name);

else

sprintf(tmp, "%s/%s.%s", backup_path, name, mv->filesystem);

nandroid_backup_handler backup_handler = get_backup_handler(mount_point);

if (backup_handler == NULL) {

ui_print("Error finding an appropriate backup handler.\n");

return -2;

}

ret = backup_handler(mount_point, tmp, callback);

if (umount_when_finished) {

ensure_path_unmounted(mount_point);

}

if (0 != ret) {

ui_print("Error while making a backup image of %s!\n", mount_point);

return ret;

}

ui_print("Backup of %s completed.\n", name);

return 0;

}

int nandroid_backup_partition(const char* backup_path, const char* root) {

Volume *vol = volume_for_path(root);

// make sure the volume exists before attempting anything...

if (vol == NULL || vol->fs_type == NULL)

{

ui_print("Volume not found! Skipping backup of %s...\n", root);

return 0;

}

// see if we need a raw backup (mtd)

char tmp[PATH_MAX];

int ret;

if (strcmp(vol->fs_type, "mtd") == 0 ||

strcmp(vol->fs_type, "bml") == 0 ||

strcmp(vol->fs_type, "emmc") == 0) {

const char* name = basename(root);

sprintf(tmp, "%s/%s.img", backup_path, name);

ui_print("Backing up %s image...\n", name);

if (0 != (ret = backup_raw_partition(vol->fs_type, vol->device, tmp))) {

ui_print("Error while backing up %s image!\n", name);

return ret;

}

ui_print("Backup of %s image completed.\n", name);

return 0;

}

return nandroid_backup_partition_extended(backup_path, root, 1);

}

/**************************************/

/* custom backup and restore by PhilZ */

/**************************************/

int backup_boot = 1, backup_recovery = 1, backup_wimax = 1, backup_system = 1, backup_preload = 1;

int backup_data = 1, backup_cache = 1, backup_sdext = 1;

int backup_efs = 0, backup_modem = 0;

//custom backup: raw backup through shell (ext4 raw backup not supported in backup_raw_partition())

//ret = 0 if success, else ret = 1

int custom_backup_raw_handler(const char* backup_path, const char* root) {

Volume *vol = volume_for_path(root);

// make sure the volume exists...

if (vol == NULL || vol->fs_type == NULL) {

ui_print("Volume not found! Skipping raw backup of %s...\n", root);

return 0;

}

ui_print("Backing up %s in raw image...\n", root);

int ret = 0;

char tmp[PATH_MAX];

sprintf(tmp, "raw-backup.sh -b %s %s %s", backup_path, vol->device, root);

if (0 != (ret = __system(tmp))) {

ui_print("Failed raw backup of %s...\n", root);

}

//log

char logfile[PATH_MAX];

sprintf(logfile, "%s/log.txt", backup_path);

ui_print_custom_logtail(logfile, 3);

//this can be called outside nandroid_restore()

sync();

return ret;

}

//custom raw restore handler

int custom_restore_raw_handler(const char* backup_path, const char* root) {

Volume *vol = volume_for_path(root);

// make sure the volume exists...

if (vol == NULL || vol->fs_type == NULL) {

ui_print("Volume not found! Skipping raw restore of %s...\n", root);

return 0;

}

// make sure we have a valid image file name

const char *raw_image_format[] = { ".img", ".bin", NULL };

char* image_file = basename(backup_path);

int i = 0;

while (raw_image_format[i] != NULL) {

if (strlen(image_file) > strlen(raw_image_format[i]) &&

strcmp(image_file + strlen(image_file) - strlen(raw_image_format[i]), raw_image_format[i]) == 0 &&

strncmp(image_file, root + 1, strlen(root)-1) == 0) {

break;

}

i++;

}

if (raw_image_format[i] == NULL) {

ui_print("Invalid image file! Failed to restore %s to %s\n", image_file, root);

return -1;

}

//make sure file exists

struct stat file_check;

if (0 != stat(backup_path, &file_check)) {

ui_print("%s not found. Skipping restore of %s\n", backup_path, root);

return -1;

}

//restore raw image

ui_print("Restoring %s to %s\n", image_file, root);

int ret = 0;

char tmp[PATH_MAX];

sprintf(tmp, "raw-backup.sh -r %s %s %s", backup_path, vol->device, root);

if (0 != (ret = __system(tmp))) {

ui_print("Failed raw restore of %s to %s\n", image_file, root);

}

//log

char logfile[PATH_MAX];

sprintf(logfile, "%s/log.txt", dirname(backup_path));

ui_print_custom_logtail(logfile, 3);

//this can be called outside nandroid_restore()

sync();

return ret;

}

//-------- end custom backup and restore functions

int nandroid_backup(const char* backup_path)

{

nandroid_backup_bitfield = 0;

ui_set_background(BACKGROUND_ICON_INSTALLING);

refresh_default_backup_handler();

if (ensure_path_mounted(backup_path) != 0) {

return print_and_error("Can't mount backup path.\n");

}

Volume* volume = volume_for_path(backup_path);

if (NULL == volume)

return print_and_error("Unable to find volume for backup path.\n");

if (is_data_media_volume_path(volume->mount_point))

volume = volume_for_path("/data");

int ret;

struct statfs s;

if (NULL != volume) {

if (0 != (ret = statfs(volume->mount_point, &s)))

return print_and_error("Unable to stat backup path.\n");

uint64_t bavail = s.f_bavail;

uint64_t bsize = s.f_bsize;

uint64_t sdcard_free = bavail * bsize;

uint64_t sdcard_free_mb = sdcard_free / (uint64_t)(1024 * 1024);

ui_print("SD Card space free: %lluMB\n", sdcard_free_mb);

if (sdcard_free_mb < 150)

ui_print("There may not be enough free space to complete backup... continuing...\n");

}

char tmp[PATH_MAX];

ensure_directory(backup_path);

if (backup_boot && 0 != (ret = nandroid_backup_partition(backup_path, "/boot")))

return ret;

if (backup_recovery && 0 != (ret = nandroid_backup_partition(backup_path, "/recovery")))

return ret;

Volume *vol = volume_for_path("/wimax");

if (backup_wimax && vol != NULL && 0 == stat(vol->device, &s))

{

char serialno[PROPERTY_VALUE_MAX];

ui_print("Backing up WiMAX...\n");

serialno[0] = 0;

property_get("ro.serialno", serialno, "");

sprintf(tmp, "%s/wimax.%s.img", backup_path, serialno);

ret = backup_raw_partition(vol->fs_type, vol->device, tmp);

if (0 != ret)

return print_and_error("Error while dumping WiMAX image!\n");

}

//2 copies of efs are made: tarball and raw backup

if (backup_efs) {

//first backup in raw format, returns 0 on success (or if skipped), else 1

if (0 != custom_backup_raw_handler(backup_path, "/efs")) {

ui_print("EFS raw image backup failed! Trying tar backup...\n");

}

//second backup in tar format

sprintf(tmp, "%s/efs_tar", backup_path);

ensure_directory(tmp);

if (0 != (ret = nandroid_backup_partition(tmp, "/efs")))

return ret;

}

if (backup_modem) {

if (0 != (ret = nandroid_backup_partition(backup_path, "/modem")))

return ret;

}

if (backup_system && 0 != (ret = nandroid_backup_partition(backup_path, "/system")))

return ret;

if (backup_preload) {

if (0 != (ret = nandroid_backup_partition(backup_path, "/preload"))) {

ui_print("Failed to backup /preload!\n");

return ret;

}

} else

#ifdef PHILZ_TOUCH_RECOVERY

if (quick_toggle_chk(ENABLE_PRELOAD_FILE, 0))

#endif

{

if (0 != (ret = nandroid_backup_partition(backup_path, "/preload"))) {

ui_print("Failed to backup preload! Try to disable it.\n");

ui_print("Skipping /preload...\n");

//return ret;

}

}

if (backup_data && 0 != (ret = nandroid_backup_partition(backup_path, "/data")))

return ret;

if (has_datadata()) {

if (backup_data && 0 != (ret = nandroid_backup_partition(backup_path, "/datadata")))

return ret;

}

if (is_data_media() || 0 != stat("/sdcard/.android_secure", &s)) {

ui_print("No /sdcard/.android_secure found. Skipping backup of applications on external storage.\n");

}

else {

if (backup_data && 0 != (ret = nandroid_backup_partition_extended(backup_path, "/sdcard/.android_secure", 0)))

return ret;

}

if (backup_cache && 0 != (ret = nandroid_backup_partition_extended(backup_path, "/cache", 0)))

return ret;

if (backup_sdext) {

vol = volume_for_path("/sd-ext");

if (vol == NULL || 0 != stat(vol->device, &s))

{

ui_print("No sd-ext found. Skipping backup of sd-ext.\n");

}

else

{

if (0 != ensure_path_mounted("/sd-ext"))

ui_print("Could not mount sd-ext. sd-ext backup may not be supported on this device. Skipping backup of sd-ext.\n");

else if (0 != (ret = nandroid_backup_partition(backup_path, "/sd-ext")))

return ret;

}

}

#ifdef PHILZ_TOUCH_RECOVERY

if (!quick_toggle_chk(DISABLE_NANDROID_MD5_FILE, 0))

#endif

{

ui_print("Generating md5 sum...\n");

sprintf(tmp, "nandroid-md5.sh %s", backup_path);

if (0 != (ret = __system(tmp))) {

ui_print("Error while generating md5 sum!\n");

return ret;

}

}

sprintf(tmp, "chmod -R 777 %s ; chmod -R u+r,u+w,g+r,g+w,o+r,o+w /sdcard/clockworkmod ; chmod u+x,g+x,o+x /sdcard/clockworkmod/backup ; chmod u+x,g+x,o+x /sdcard/clockworkmod/blobs", backup_path);

__system(tmp);

sync();

ui_set_background(BACKGROUND_ICON_NONE);

ui_reset_progress();

ui_print("\nBackup complete!\n");

return 0;

}

typedef int (*nandroid_restore_handler)(const char* backup_file_image, const char* backup_path, int callback);

static int unyaffs_wrapper(const char* backup_file_image, const char* backup_path, int callback) {

char tmp[PATH_MAX];

sprintf(tmp, "cd %s ; unyaffs %s ; exit $?", backup_path, backup_file_image);

FILE *fp = __popen(tmp, "r");

if (fp == NULL) {

ui_print("Unable to execute unyaffs.\n");

return -1;

}

while (fgets(tmp, PATH_MAX, fp) != NULL) {

tmp[PATH_MAX - 1] = NULL;

if (callback)

nandroid_callback(tmp);

}

return __pclose(fp);

}

static int tar_extract_wrapper(const char* backup_file_image, const char* backup_path, int callback) {

char tmp[PATH_MAX];

sprintf(tmp, "cd $(dirname %s) ; cat %s* | tar xv ; exit $?", backup_path, backup_file_image);

FILE *fp = __popen(tmp, "r");

if (fp == NULL) {

ui_print("Unable to execute tar.\n");

return -1;

}

while (fgets(tmp, PATH_MAX, fp) != NULL) {

tmp[PATH_MAX - 1] = NULL;

if (callback)

nandroid_callback(tmp);

}

return __pclose(fp);

}

static int dedupe_extract_wrapper(const char* backup_file_image, const char* backup_path, int callback) {

char tmp[PATH_MAX];

char blob_dir[PATH_MAX];

strcpy(blob_dir, backup_file_image);

char *bd = dirname(blob_dir);

strcpy(blob_dir, bd);

bd = dirname(blob_dir);

strcpy(blob_dir, bd);

bd = dirname(blob_dir);

sprintf(tmp, "dedupe x %s %s/blobs %s; exit $?", backup_file_image, bd, backup_path);

char path[PATH_MAX];

FILE *fp = __popen(tmp, "r");

if (fp == NULL) {

ui_print("Unable to execute dedupe.\n");

return -1;

}

while (fgets(path, PATH_MAX, fp) != NULL) {

if (callback)

nandroid_callback(path);

}

return __pclose(fp);

}

static nandroid_restore_handler get_restore_handler(const char *backup_path) {

Volume *v = volume_for_path(backup_path);

if (v == NULL) {

ui_print("Unable to find volume.\n");

return NULL;

}

scan_mounted_volumes();

MountedVolume *mv = find_mounted_volume_by_mount_point(v->mount_point);

if (mv == NULL) {

ui_print("Unable to find mounted volume: %s\n", v->mount_point);

return NULL;

}

if (strcmp(backup_path, "/data") == 0 && is_data_media()) {

return tar_extract_wrapper;

}

// cwr 5, we prefer tar for everything unless it is yaffs2

char str[255];

char* partition;

property_get("ro.cwm.prefer_tar", str, "false");

if (strcmp("true", str) != 0) {

return unyaffs_wrapper;

}

if (strcmp("yaffs2", mv->filesystem) == 0) {

return unyaffs_wrapper;

}

return tar_extract_wrapper;

}

int nandroid_restore_partition_extended(const char* backup_path, const char* mount_point, int umount_when_finished) {

int ret = 0;

char* name = basename(mount_point);

nandroid_restore_handler restore_handler = NULL;

const char *filesystems[] = { "yaffs2", "ext2", "ext3", "ext4", "vfat", "rfs", NULL };

const char* backup_filesystem = NULL;

Volume *vol = volume_for_path(mount_point);

const char *device = NULL;

if (vol != NULL)

device = vol->device;

char tmp[PATH_MAX];

sprintf(tmp, "%s/%s.img", backup_path, name);

struct stat file_info;

if (0 != (ret = statfs(tmp, &file_info))) {

// can't find the backup, it may be the new backup format?

// iterate through the backup types

printf("couldn't find default\n");

char *filesystem;

int i = 0;

while ((filesystem = filesystems[i]) != NULL) {

sprintf(tmp, "%s/%s.%s.img", backup_path, name, filesystem);

if (0 == (ret = statfs(tmp, &file_info))) {

backup_filesystem = filesystem;

restore_handler = unyaffs_wrapper;

break;

}

sprintf(tmp, "%s/%s.%s.tar", backup_path, name, filesystem);

if (0 == (ret = statfs(tmp, &file_info))) {

backup_filesystem = filesystem;

restore_handler = tar_extract_wrapper;

break;

}

sprintf(tmp, "%s/%s.%s.dup", backup_path, name, filesystem);

if (0 == (ret = statfs(tmp, &file_info))) {

backup_filesystem = filesystem;

restore_handler = dedupe_extract_wrapper;

break;

}

i++;

}

if (backup_filesystem == NULL || restore_handler == NULL) {

//ui_print("%s.img not found. Skipping restore of %s.\n", name, mount_point);

ui_print("No %s backup found(img, tar, dup). Skipping restore of %s.\n", name, mount_point);

return 0;

}

else {

printf("Found new backup image: %s\n", tmp);

}

// If the fs_type of this volume is "auto" or mount_point is /data

// and is_data_media, let's revert

// to using a rm -rf, rather than trying to do a

// ext3/ext4/whatever format.

// This is because some phones (like DroidX) will freak out if you

// reformat the /system or /data partitions, and not boot due to

// a locked bootloader.

// Other devices, like the Galaxy Nexus, XOOM, and Galaxy Tab 10.1

// have a /sdcard symlinked to /data/media.

// Or of volume does not exist (.android_secure), just rm -rf.

if (vol == NULL || 0 == strcmp(vol->fs_type, "auto"))

backup_filesystem = NULL;

if (0 == strcmp(vol->mount_point, "/data") && is_data_media())

backup_filesystem = NULL;

}

ensure_directory(mount_point);

int callback = stat("/sdcard/clockworkmod/.hidenandroidprogress", &file_info) != 0;

ui_print("Restoring %s...\n", name);

if (backup_filesystem == NULL) {

if (0 != (ret = format_volume(mount_point))) {

ui_print("Error while formatting %s!\n", mount_point);

return ret;

}

}

else if (0 != (ret = format_device(device, mount_point, backup_filesystem))) {

ui_print("Error while formatting %s!\n", mount_point);

return ret;

}

if (0 != (ret = ensure_path_mounted(mount_point))) {

ui_print("Can't mount %s!\n", mount_point);

return ret;

}

if (restore_handler == NULL)

restore_handler = get_restore_handler(mount_point);

if (restore_handler == NULL) {

ui_print("Error finding an appropriate restore handler.\n");

return -2;

}

if (0 != (ret = restore_handler(tmp, mount_point, callback))) {

ui_print("Error while restoring %s!\n", mount_point);

return ret;

}

if (umount_when_finished) {

ensure_path_unmounted(mount_point);

}

return 0;

}

int nandroid_restore_partition(const char* backup_path, const char* root) {

Volume *vol = volume_for_path(root);

// make sure the volume exists...

if (vol == NULL || vol->fs_type == NULL) {

ui_print("Volume not found! Skipping restore of %s...\n", root);

return 0;

}

// see if we need a raw restore (mtd)

char tmp[PATH_MAX];

if (strcmp(vol->fs_type, "mtd") == 0 ||

strcmp(vol->fs_type, "bml") == 0 ||

strcmp(vol->fs_type, "emmc") == 0) {

int ret;

const char* name = basename(root);

//fix partition could be formatted when no image to restore (exp: if md5 check disabled and empty backup folder)

struct stat file_check;

sprintf(tmp, "%s%s.img", backup_path, root);

if (0 != stat(tmp, &file_check)) {

ui_print("%s.img not found. Skipping restore of %s\n", name, root);

return 0;

}

ui_print("Erasing %s before restore...\n", name);

if (0 != (ret = format_volume(root))) {

ui_print("Error while erasing %s image!\n", name);

return ret;

}

//sprintf(tmp, "%s%s.img", backup_path, root);

ui_print("Restoring %s image...\n", name);

if (0 != (ret = restore_raw_partition(vol->fs_type, vol->device, tmp))) {

ui_print("Error while flashing %s image!\n", name);

return ret;

}

return 0;

}

return nandroid_restore_partition_extended(backup_path, root, 1);

}

int nandroid_restore(const char* backup_path, int restore_boot, int restore_system, int restore_data, int restore_cache, int restore_sdext, int restore_wimax)

{

ui_set_background(BACKGROUND_ICON_INSTALLING);

ui_show_indeterminate_progress();

nandroid_files_total = 0;

if (ensure_path_mounted(backup_path) != 0)

return print_and_error("Can't mount backup path\n");

char tmp[PATH_MAX];

#ifdef PHILZ_TOUCH_RECOVERY

if (!quick_toggle_chk(DISABLE_NANDROID_MD5_FILE, 0))

#endif

{

ui_print("Checking MD5 sums...\n");

sprintf(tmp, "cd %s && md5sum -c nandroid.md5", backup_path);

if (0 != __system(tmp))

return print_and_error("MD5 mismatch!\n");

}

int ret;

if (restore_boot && NULL != volume_for_path("/boot") && 0 != (ret = nandroid_restore_partition(backup_path, "/boot")))

return ret;

if (backup_recovery && 0 != (ret = nandroid_restore_partition(backup_path, "/recovery")))

return ret;

struct stat s;

Volume *vol = volume_for_path("/wimax");

if (restore_wimax && vol != NULL && 0 == stat(vol->device, &s))

{

char serialno[PROPERTY_VALUE_MAX];

serialno[0] = 0;

property_get("ro.serialno", serialno, "");

sprintf(tmp, "%s/wimax.%s.img", backup_path, serialno);

struct stat st;

if (0 != stat(tmp, &st))

{

ui_print("WARNING: WiMAX partition exists, but nandroid\n");

ui_print(" backup does not contain WiMAX image.\n");

ui_print(" You should create a new backup to\n");

ui_print(" protect your WiMAX keys.\n");

}

else

{

ui_print("Erasing WiMAX before restore...\n");

if (0 != (ret = format_volume("/wimax")))

return print_and_error("Error while formatting wimax!\n");

ui_print("Restoring WiMAX image...\n");

if (0 != (ret = restore_raw_partition(vol->fs_type, vol->device, tmp)))

return ret;

}

}

// restore of raw efs image files (efs_time-stamp.img) is done elsewhere

// as it needs to pass in a filename (instead of a folder) as backup_path

// this could be done here since efs is processed alone, but must be done before md5 checksum!

if (backup_efs == RESTORE_EFS_TAR && 0 != (ret = nandroid_restore_partition(backup_path, "/efs")))

return ret;

if (backup_modem == RAW_IMG_FILE && 0 != (ret = nandroid_restore_partition(backup_path, "/modem")))

return ret;

else if (backup_modem == RAW_BIN_FILE) {

sprintf(tmp, "%s/modem.bin", backup_path);

custom_restore_raw_handler(tmp, "/modem");

}

if (restore_system && 0 != (ret = nandroid_restore_partition(backup_path, "/system")))

return ret;

if (backup_preload) {

if (0 != (ret = nandroid_restore_partition(backup_path, "/preload"))) {

ui_print("Failed to restore /preload!\n");

return ret;

}

} else

#ifdef PHILZ_TOUCH_RECOVERY

if (quick_toggle_chk(ENABLE_PRELOAD_FILE, 0))

#endif

{

if (restore_system && 0 != (ret = nandroid_restore_partition(backup_path, "/preload"))) {

ui_print("Failed to restore preload! Try to disable it.\n");

ui_print("Skipping /preload...\n");

//return ret;

}

}

if (restore_data && 0 != (ret = nandroid_restore_partition(backup_path, "/data")))

return ret;

if (has_datadata()) {

if (restore_data && 0 != (ret = nandroid_restore_partition(backup_path, "/datadata")))

return ret;

}

if (restore_data && 0 != (ret = nandroid_restore_partition_extended(backup_path, "/sdcard/.android_secure", 0)))

return ret;

if (restore_cache && 0 != (ret = nandroid_restore_partition_extended(backup_path, "/cache", 0)))

return ret;

if (restore_sdext && 0 != (ret = nandroid_restore_partition(backup_path, "/sd-ext")))

return ret;

sync();

ui_set_background(BACKGROUND_ICON_NONE);

ui_reset_progress();

ui_print("\nRestore complete!\n");

return 0;

}

int nandroid_usage()

{

printf("Usage: nandroid backup\n");

printf("Usage: nandroid restore <directory>\n");

return 1;

}

int nandroid_main(int argc, char** argv)

{

if (argc > 3 || argc < 2)

return nandroid_usage();

if (strcmp("backup", argv[1]) == 0)

{

if (argc != 2)

return nandroid_usage();

char backup_path[PATH_MAX];

nandroid_generate_timestamp_path(backup_path);

return nandroid_backup(backup_path);

}

if (strcmp("restore", argv[1]) == 0)

{

if (argc != 3)

return nandroid_usage();

return nandroid_restore(argv[2], 1, 1, 1, 1, 1, 0);

}

return nandroid_usage();

}