#!/usr/bin/env?python
#?-*-?coding:?utf-8?-*-
#====================================================
#??????????FILE:?sdat2img.py
#???????AUTHORS:?xpirt?-?luxi78?-?howellzhu
#??????????DATE:?2016-07-23?10:59:46?CST
#====================================================

import?sys?os?errno

try:
????TRANSFER_LIST_FILE?=?str（sys.argv[1]）
????NEW_DATA_FILE?=?str（sys.argv[2]）
except?IndexError:
????print（‘\nUsage:?sdat2img.py???[system_img]\n‘）
????print（‘????:?transfer?list?file‘）
????print（‘????:?system?new?dat?file‘）
????print（‘????[system_img]:?output?system?image\n\n‘）
????print（‘Visit?xda?thread?for?more?information.\n‘）
????try:
???????input?=?raw_input
????except?NameError:?pass
????input（‘Press?ENTER?to?exit...‘）
????sys.exit（）

try:
????OUTPUT_IMAGE_FILE?=?str（sys.argv[3]）
except?IndexError:
????OUTPUT_IMAGE_FILE?=?‘system.img‘
????
BLOCK_SIZE?=?4096

def?rangeset（src）:
????src_set?=?src.split（‘‘）
????num_set?=??[int（item）?for?item?in?src_set]
????if?len（num_set）?!=?num_set[0]+1:
????????print（‘Error?on?parsing?following?data?to?rangeset:\n%s‘?%?src）
????????sys.exit（1）

????return?tuple?（[?（num_set[i]?num_set[i+1]）?for?i?in?range（1?len（num_set）?2）?]）

def?parse_transfer_list_file（path）:
????trans_list?=?open（TRANSFER_LIST_FILE?‘r‘）

????#?Transfer?list?file?version
????#???-?version?1:?android?5.0.x
????#???-?version?2:?android?5.1.x
????#???-?version?3:?android?6.0.x
????version?=?int（trans_list.readline（））

????#?Total?number?of?blocks
????new_blocks?=?int（trans_list.readline（））

????#?Skip?next?2?lines?we?don‘t?need?that?stuff?now
????if?version?>=?2:
????????trans_list.readline（）
????????trans_list.readline（）

????commands?=?[]
????for?line?in?trans_list:
????????line?=?line.split（‘?‘）
????????cmd?=?line[0]
????????if?cmd?in?[‘erase‘?‘new‘?‘zero‘]:
????????????commands.append（[cmd?rangeset（line[1]）]）
????????else:
????????????#?Skip?lines?starting?with?numbers?they?are?not?commands?anyway
????????????if?not?cmd[0].isdigit（）:
????????????????print（‘Command?“%s“?is?not?valid.‘?%?cmd）
????????????????trans_list.close（）
????????????????sys.exit（1）

????trans_list.close（）
????return?version?new_blocks?commands

def?main（argv）:
????version?new_blocks?commands?=?parse_transfer_list_file（TRANSFER_LIST_FILE）
????
????#?Don‘t?clobber?existing?files?to?avoid?accidental?data?loss
????try:
????????output_img?=?open（OUTPUT_IMAGE_FILE?‘wb‘）
????except?IOError?as?e:
????????if?e.errno?==?errno.EEXIST:
????????????print（‘Error:?the?output?file?“{}“?already?exists‘.format（e.filename））
????????????print（‘Remove?it?rename?it?or?choose?a?different?file?name.‘）
????????????sys.exit（e.errno）
????????else:
????????????raise

????new_data_file?=?open（NEW_DATA_FILE?‘rb‘）
????all_block_sets?=?[i?for?command?in?commands?for?i?in?command[1]]
????max_file_size?=?max（pair[1]?for?pair?in?all_block

?屬性????????????大小?????日期????時(shí)間???名稱(chēng)
-----------?---------??----------?-----??----
?????目錄???????????0??2016-07-27?10:03??dat\
?????目錄???????????0??2016-07-27?10:04??extract\
?????文件????????1910??2016-07-27?10:01??解包.cmd
?????目錄???????????0??2016-07-26?17:14??bin\
?????文件??????193536??2014-08-07?19:47??bin\Imgextractor.exe
?????文件??????773968??2011-06-11?06:58??bin\msvcr100.dll
?????目錄???????????0??2016-07-26?17:14??bin\python\
?????文件??????157336??2016-06-25?22:13??bin\python\pyexpat.pyd
?????文件???????39576??2016-06-25?22:13??bin\python\python.exe
?????文件???????51864??2016-06-25?22:13??bin\python\python3.dll
?????文件?????3127960??2016-06-25?22:13??bin\python\python35.dll
?????文件?????2257581??2016-06-25?22:13??bin\python\python35.zip
?????文件???????39576??2016-06-25?22:13??bin\python\pythonw.exe
?????文件??????????17??2016-06-25?22:13??bin\python\pyvenv.cfg
?????文件????????3999??2016-07-26?16:23??bin\python\sdat2img.py
?????文件???????22680??2016-06-25?22:13??bin\python\select.pyd
?????文件??????605336??2016-06-25?22:13??bin\python\sqlite3.dll
?????文件??????864920??2016-06-25?22:13??bin\python\unicodedata.pyd
?????文件???????85840??2016-06-25?22:13??bin\python\vcruntime140.dll
?????文件???????23192??2016-06-25?22:13??bin\python\winsound.pyd
?????文件???????75928??2016-06-25?22:13??bin\python\_bz2.pyd
?????文件??????101528??2016-06-25?22:13??bin\python\_ctypes.pyd
?????文件??????213144??2016-06-25?22:13??bin\python\_decimal.pyd
?????文件??????155288??2016-06-25?22:13??bin\python\_elementtree.pyd
?????文件?????1038488??2016-06-25?22:13??bin\python\_hashlib.pyd
?????文件??????152216??2016-06-25?22:13??bin\python\_lzma.pyd
?????文件???????31896??2016-06-25?22:13??bin\python\_msi.pyd
?????文件???????24728??2016-06-25?22:13??bin\python\_multiprocessing.pyd
?????文件???????33432??2016-06-25?22:13??bin\python\_overlapped.pyd
?????文件???????61080??2016-06-25?22:13??bin\python\_socket.pyd
?????文件???????63640??2016-06-25?22:13??bin\python\_sqlite3.pyd
............此處省略2個(gè)文件信息