int nandroid_dump(const char* partition) {
// silence our ui_print statements and other logging
ui_set_log_stdout(0);
nandroid_backup_bitfield = 0;
refresh_default_backup_handler();
// override our default to be the basic tar dumper
default_backup_handler = tar_dump_wrapper;
if (strcmp(partition, "boot") == 0) {
return __system("dump_image boot /proc/self/fd/1 | cat");
}
if (strcmp(partition, "recovery") == 0) {
return __system("dump_image recovery /proc/self/fd/1 | cat");
}
if (strcmp(partition, "data") == 0) {
return nandroid_backup_partition("-", "/data");
}
if (strcmp(partition, "system") == 0) {
return nandroid_backup_partition("-", "/system");
}
return 1;
}
int nandroid_dump(const char* partition) {
// silence our ui_print statements and other logging
ui_set_log_stdout(0);
nandroid_backup_bitfield = 0;
refresh_default_backup_handler();
// override our default to be the basic tar dumper
default_backup_handler = tar_dump_wrapper;
if (strcmp(partition, "boot") == 0) {
Volume *vol = volume_for_path("/boot");
// make sure the volume exists before attempting anything...
if (vol == NULL || vol->fs_type == NULL)
return 1;
char cmd[PATH_MAX];
sprintf(cmd, "cat %s", vol->blk_device);
return __system(cmd);
// return nandroid_backup_partition("-", "/boot");
}
if (strcmp(partition, "recovery") == 0) {
return __system("dump_image recovery /proc/self/fd/1 | cat");
}
if (strcmp(partition, "data") == 0) {
return nandroid_backup_partition("-", "/data");
}
if (strcmp(partition, "system") == 0) {
return nandroid_backup_partition("-", "/system");
}
return 1;
}
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;
}
}
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 (is_custom_backup && backup_preload) {
if (0 != (ret = nandroid_backup_partition(backup_path, "/preload"))) {
ui_print("Failed to backup /preload!\n");
return ret;
}
}
else if (!is_custom_backup
#ifdef PHILZ_TOUCH_RECOVERY
&& nandroid_add_preload
#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 (enable_md5sum)
#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;
}
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("无法挂载备份时需要的存储器.\n");
}
Volume* volume = volume_for_path(backup_path);
if (NULL == volume)
return print_and_error("找不到备份需要的存储器.\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("找不到备份路径，因此无法开始.\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("可能是你的机器空间不足了，继续中...\n");
}
char tmp[PATH_MAX];
ensure_directory(backup_path);
if (0 != (ret = nandroid_backup_partition(backup_path, "/boot")))
return ret;
if (0 != (ret = nandroid_backup_partition(backup_path, "/uboot")))
return ret;
if (0 != (ret = nandroid_backup_partition(backup_path, "/recovery")))
return ret;
Volume *vol = volume_for_path("/wimax");
if (vol != NULL && 0 == stat(vol->device, &s))
{
char serialno[PROPERTY_VALUE_MAX];
ui_print("正在备份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("打包或生成WiMAX镜像失败\n");
}
if (0 != (ret = nandroid_backup_partition(backup_path, "/system")))
return ret;
if (0 != (ret = nandroid_backup_partition(backup_path, "/data")))
return ret;
if (has_datadata()) {
if (0 != (ret = nandroid_backup_partition(backup_path, "/datadata")))
return ret;
}
if (is_data_media() || 0 != stat("/sdcard/.android_secure", &s)) {
ui_print("没找到 /sdcard/.android_secure. 跳过外部程序备份.\n");
}
else {
if (0 != (ret = nandroid_backup_partition_extended(backup_path, "/sdcard/.android_secure", 0)))
return ret;
}
if (0 != (ret = nandroid_backup_partition_extended(backup_path, "/cache", 0)))
return ret;
vol = volume_for_path("/sd-ext");
if (vol == NULL || 0 != stat(vol->device, &s))
{
ui_print("没找到SD-EXT，因此跳过该处备份.\n");
}
else
{
if (0 != ensure_path_mounted("/sd-ext"))
ui_print("没法挂载SD-EXT，可能是你的机器不支持该选项，跳过该部分的备份\n");
else if (0 != (ret = nandroid_backup_partition(backup_path, "/sd-ext")))
return ret;
}
ui_print("生成md5 校验值...\n");
sprintf(tmp, "nandroid-md5.sh %s", backup_path);
if (0 != (ret = __system(tmp))) {
ui_print("MD5校验值生成失败\n");
return ret;
}
sprintf(tmp, "cp /tmp/recovery.log %s/recovery.log", backup_path);
__system(tmp);
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("\n备份完成!\n");
return 0;
}
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 (0 != (ret = nandroid_backup_partition(backup_path, "/boot")))
return ret;
if (0 != (ret = nandroid_backup_partition(backup_path, "/recovery")))
return ret;
Volume *vol = volume_for_path("/wimax");
if (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");
}
if (0 != (ret = nandroid_backup_partition(backup_path, "/system")))
return ret;
if (0 != (ret = nandroid_backup_partition(backup_path, "/preload")))
return ret;
if (0 != (ret = nandroid_backup_partition(backup_path, "/data")))
return ret;
if (has_datadata()) {
if (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 (0 != (ret = nandroid_backup_partition_extended(backup_path, "/sdcard/.android_secure", 0)))
return ret;
}
if (0 != (ret = nandroid_backup_partition_extended(backup_path, "/cache", 0)))
return ret;
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;
}
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;
}
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) {
#ifndef USE_CHINESE_FONT
return print_and_error("Can't mount backup path.\n");
#else
return print_and_error("无法挂载备份路径。\n");
#endif
}
Volume* volume;
if (is_data_media_volume_path(backup_path))
volume = volume_for_path("/data");
else
volume = volume_for_path(backup_path);
if (NULL == volume)
#ifndef USE_CHINESE_FONT
return print_and_error("Unable to find volume for backup path.\n");
#else
return print_and_error("无法找到备份路径所在卷。\n");
#endif
int ret;
struct statfs sfs;
struct stat s;
if (NULL != volume) {
if (0 != (ret = statfs(volume->mount_point, &sfs)))
#ifndef USE_CHINESE_FONT
return print_and_error("Unable to stat backup path.\n");
#else
return print_and_error("无法统计备份路径。\n");
#endif
uint64_t bavail = sfs.f_bavail;
uint64_t bsize = sfs.f_bsize;
uint64_t sdcard_free = bavail * bsize;
uint64_t sdcard_free_mb = sdcard_free / (uint64_t)(1024 * 1024);
#ifndef USE_CHINESE_FONT
ui_print("SD Card space free: %lluMB\n", sdcard_free_mb);
#else
ui_print("SD 卡剩余空间: %lluMB\n", sdcard_free_mb);
#endif
if (sdcard_free_mb < 150)
#ifndef USE_CHINESE_FONT
ui_print("There may not be enough free space to complete backup... continuing...\n");
#else
ui_print("可能没有足够的空间完成备份... 继续...\n");
#endif
}
char tmp[PATH_MAX];
ensure_directory(backup_path);
if (0 != (ret = nandroid_backup_partition(backup_path, "/boot")))
return ret;
if (0 != (ret = nandroid_backup_partition(backup_path, "/recovery")))
return ret;
Volume *vol = volume_for_path("/wimax");
if (vol != NULL && 0 == stat(vol->blk_device, &s)) {
char serialno[PROPERTY_VALUE_MAX];
#ifndef USE_CHINESE_FONT
ui_print("Backing up WiMAX...\n");
#else
ui_print("正在备份 WiMAX...\n");
#endif
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->blk_device, tmp);
if (0 != ret)
#ifndef USE_CHINESE_FONT
return print_and_error("Error while dumping WiMAX image!\n");
#else
return print_and_error("导出 WiMAX 镜像时出错！\n");
#endif
}
if (0 != (ret = nandroid_backup_partition(backup_path, "/system")))
return ret;
if (0 != (ret = nandroid_backup_partition(backup_path, "/data")))
return ret;
if (has_datadata()) {
if (0 != (ret = nandroid_backup_partition(backup_path, "/datadata")))
return ret;
}
if (is_data_media() || 0 != stat(get_android_secure_path(), &s)) {
#ifndef USE_CHINESE_FONT
ui_print("No .android_secure found. Skipping backup of applications on external storage.\n");
#else
ui_print("未找到 .android_secure。跳过备份安装在外置存储卡上的应用程序。\n");
#endif
} else {
if (0 != (ret = nandroid_backup_partition_extended(backup_path, get_android_secure_path(), 0)))
return ret;
}
if (0 != (ret = nandroid_backup_partition_extended(backup_path, "/cache", 0)))
return ret;
vol = volume_for_path("/sd-ext");
if (vol == NULL || 0 != stat(vol->blk_device, &s)) {
#ifndef USE_CHINESE_FONT
LOGI("No sd-ext found. Skipping backup of sd-ext.\n");
#else
LOGI("未找到 sd-ext。跳过对 sd-ext 的备份。\n");
#endif
} else {
if (0 != ensure_path_mounted("/sd-ext"))
#ifndef USE_CHINESE_FONT
LOGI("Could not mount sd-ext. sd-ext backup may not be supported on this device. Skipping backup of sd-ext.\n");
#else
LOGI("无法挂载 sd-ext。此设备可能不支持对 sd-ext 进行备份，跳过对sd-ext的备份。\n");
#endif
else if (0 != (ret = nandroid_backup_partition(backup_path, "/sd-ext")))
return ret;
}
int twrp_backup(const char* backup_path) {
// keep this for extra security and keep close to stock code
// refresh_default_backup_handler() mounts /sdcard. We stat it in nandroid_backup_partition_extended() for callback
nandroid_backup_bitfield = 0;
refresh_default_backup_handler();
if (ensure_path_mounted(backup_path) != 0)
return print_and_error("Can't mount backup path.\n", NANDROID_ERROR_GENERAL);
int ret;
struct statfs s;
// refresh size stats for backup_path
// this will also ensure volume for backup path != NULL
if (0 != Get_Size_Via_statfs(backup_path))
return print_and_error("Unable to stat backup path.\n", NANDROID_ERROR_GENERAL);
// estimate backup size and ensure we have enough free space available on backup_path
if (check_backup_size(backup_path) < 0)
return print_and_error("Not enough free space: backup cancelled.\n", NANDROID_ERROR_GENERAL);
// moved after backup size check to fix pause before showing low space prompt
// this is caused by friendly log view triggering on ui_set_background(BACKGROUND_ICON_INSTALLING) call
// also, it is expected to have the background installing icon when we actually start backup
ui_set_background(BACKGROUND_ICON_INSTALLING);
nandroid_start_msec = timenow_msec(); // starts backup monitoring timer for total backup time
#ifdef PHILZ_TOUCH_RECOVERY
last_key_ev = nandroid_start_msec; // support dim screen timeout during nandroid operation
#endif
char tmp[PATH_MAX];
ensure_directory(backup_path, 0755);
if (backup_boot && volume_for_path(BOOT_PARTITION_MOUNT_POINT) != NULL &&
0 != (ret = nandroid_backup_partition(backup_path, BOOT_PARTITION_MOUNT_POINT)))
return print_and_error(NULL, ret);
if (backup_recovery && volume_for_path("/recovery") != NULL &&
0 != (ret = nandroid_backup_partition(backup_path, "/recovery")))
return print_and_error(NULL, ret);
#ifdef BOARD_USE_MTK_LAYOUT
if ((backup_boot || backup_recovery) && volume_for_path("/uboot") != NULL &&
0 != (ret = nandroid_backup_partition(backup_path, "/uboot")))
return print_and_error(NULL, ret);
#endif
Volume *vol = volume_for_path("/efs");
if (backup_efs && NULL != vol) {
if (0 != (ret = nandroid_backup_partition(backup_path, "/efs")))
return print_and_error(NULL, ret);
}
vol = volume_for_path("/misc");
if (backup_misc && NULL != vol) {
if (0 != (ret = nandroid_backup_partition(backup_path, "/misc")))
return print_and_error(NULL, ret);
}
vol = volume_for_path("/modem");
if (backup_modem && NULL != vol) {
if (0 != (ret = nandroid_backup_partition(backup_path, "/modem")))
return print_and_error(NULL, ret);
}
vol = volume_for_path("/radio");
if (backup_radio && NULL != vol) {
if (0 != (ret = nandroid_backup_partition(backup_path, "/radio")))
return print_and_error(NULL, ret);
}
if (backup_system && 0 != (ret = nandroid_backup_partition(backup_path, "/system")))
return print_and_error(NULL, ret);
vol = volume_for_path("/preload");
if (backup_preload && NULL != vol) {
if (0 != (ret = nandroid_backup_partition(backup_path, "/preload")))
return print_and_error(NULL, ret);
}
if (backup_data && 0 != (ret = nandroid_backup_partition(backup_path, "/data")))
return print_and_error(NULL, ret);
if (has_datadata()) {
if (backup_data && 0 != (ret = nandroid_backup_partition(backup_path, "/datadata")))
return print_and_error(NULL, ret);
}
// handle .android_secure on external and internal storage
set_android_secure_path(tmp);
if (backup_data && android_secure_ext) {
if (0 != (ret = nandroid_backup_partition_extended(backup_path, tmp, 0)))
return print_and_error(NULL, ret);
}
if (backup_cache && 0 != (ret = nandroid_backup_partition_extended(backup_path, "/cache", 0)))
return print_and_error(NULL, ret);
if (backup_sdext) {
if (0 != ensure_path_mounted("/sd-ext")) {
LOGI("No sd-ext found. Skipping backup of sd-ext.\n");
} else if (0 != (ret = nandroid_backup_partition(backup_path, "/sd-ext"))) {
return print_and_error(NULL, ret);
}
}
// handle extra partitions
int i;
int extra_partitions_num = get_extra_partitions_state();
for (i = 0; i < extra_partitions_num; ++i) {
if (extra_partition[i].backup_state && 0 != (ret = nandroid_backup_partition(backup_path, extra_partition[i].mount_point)))
return print_and_error(NULL, ret);
}
if (enable_md5sum.value) {
if (0 != (ret = gen_twrp_md5sum(backup_path)))
return print_and_error(NULL, ret);
}
sprintf(tmp, "chmod -R 777 %s", backup_path);
__system(tmp);
finish_nandroid_job();
show_backup_stats(backup_path);
if (reboot_after_nandroid)
reboot_main_system(ANDROID_RB_RESTART, 0, 0);
return 0;
}
