pak文件解析工具 Python版

pak文件解析工具，由吾爱大神编辑制作，能够解析pak文件，由Python环境制作，使用相应的编辑软件即可加载并解析，另外还附带一个pak的测试解析文件，可以通过代码来进行解析测试效果，有相关pak文件解析工具使用需求的朋友们不妨试试吧！

pak文件解析代码介绍：

importos

importstruct

classBinary:

def__init__(self, data: [bytearray, bytes,str]):

self.index=0

ifisinstance(data, bytearray):

self.data=data

elifisinstance(data, bytes):

self.data=bytearray(data)

elifisinstance(data,str):

self.data=bytearray(data.encode(encoding='utf-8'))

else:

raiseTypeError('data type is invalid:', data.__class__.__name__)

self.size=len(self.data)

defread_int8(self)->int:

ret=self.data[self.index]

self.index+=1

returnret

defread_int16(self)->int:

ret,=struct.unpack('h',self.data[self.index:self.index+2])

self.index+=2

returnret

defread_int32(self)->int:

ret,=struct.unpack('i',self.data[self.index:self.index+4])

self.index+=4

returnret

defread_int64(self)->int:

ret,=struct.unpack('q',self.data[self.index:self.index+8])

self.index+=8

returnret

defread_string(self)->str:

pass

defread_bytes(self, size:int)-> bytearray:

ifsize >self.rest():

ret=self.data[self.index:]

self.index+=self.rest()

returnret

ret=self.data[self.index:self.index+size]

self.index+=size

returnret

def__len__(self):

returnlen(self.data)

defrest(self)->int:

returnlen(self.data)-self.index

@staticmethod

defbytes2str(data: [bytearray, bytes]):

out=''

ifdataisNoneorlen(data)==0:

return'Null'

forbindata:

ifout:

out+=','

out+='0x%02X'%b

out+='\n'

out+=data.decode('utf-8')

returnout

classPakData:

def__init__(self, br: Binary):

self.version=br.read_int32()

self.count=br.read_int32()

self.coding=br.read_int8()

self.resources=list()

foriinrange(self.count):

item={

'id': br.read_int16(),

'offset': br.read_int32(),

'data': bytearray(),

'size':0

}

self.resources.append(item)

fori, iteminenumerate(self.resources):

ifi+1<self.count:

item['size']=self.resources[i+1]['offset']-item['offset']

else:

item['size']=len(br)-item['offset']

item['data']=br.data[item['offset']:item['offset']+item['size']]

classPakFile:

def__init__(self, path:str):

self.path=path

ifos.path.exists(path):

self.decode()

return

self.data=None

defset_path(self, path):

self.path=path

defdecode(self)->int:

ifos.path.exists(self.path)isFalse:

return-1

withopen(self.path, mode='rb') asfile:

raw=bytearray(file.read())

file.close()

br=Binary(raw)

self.data=PakData(br)

defmain():

pak=PakFile(r'.\zh-CN.pak')

ifisinstance(pak.data, PakData):

print('版本:', pak.data.version)

print('数量:', pak.data.count)

print('编码:', pak.data.coding)

foriinrange(pak.data.count):

print('ID:', pak.data.resources[i]['id'])

print('偏移:', pak.data.resources[i]['offset'])

print('大小:', pak.data.resources[i]['size'])

print('内容:', Binary.bytes2str(pak.data.resources[i]['data']))

if__name__=='__main__':

main()