python 判断Dll是32位还是64位

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#_*_coding:gb2312_*_


########################
#Writer:Write by lhsbqb#
#Date:2012-07-16       #
########################
import sys


class GetDllBit:


    def __init__(self, dll_name=""):
        if len(sys.argv) == 2: #获取ＤＬＬ软件名
            #print sys.argv[1].decode('gb2312')
            self.dll_name = sys.argv[1]
            self.Oper()
        elif dll_name:
            self.dll_name = dll_name
            self.Oper()
        else:
            print "Error, Please input only one dll file name."
            




            
    def Oper(self): #总操作　获取pe标志 找到pe入口 
        f = open(self.dll_name, "rb").read(80)


        s1 = f[60:61] #低位
        s2 = f[61:62] #高位
        
        self.CheckDll(self.Convert(hex(ord(s1))),self.Convert_H(hex(ord(s2))))




    def CheckDll(self, one, two): #判断ＤＬＬ是多少位
        res_num = int(one) + int(two) + 6


        f = open(self.dll_name, "rb").read(res_num)


        for c in f[res_num-2:res_num-1]:
            #print("f[res_num-2:res_num-1]",hex(ord(c)))
            s_1 = hex(ord(c))
            
        for c in f[res_num-1:res_num]:
            #print("f[res_num-1:res_num]",hex(ord(c)))
            s_2 = hex(ord(c))


        if s_1 == "0x4c" and s_2 == "0x1":
            print("This program run in 32bit system!")
        elif s_1 == "0x64" and s_2 == "0x86":
            print("This program run in 64bit system!")
        else:
            print("Error!"+s_1+s_2)
            
            
        #print("res_num",res_num)        
                
    
    def Convert(self, ss): #低位　进行编码转换
        if len(ss) == 3:
            if ss[-1] == "a" or ss[-1] == "A":
                ss = 10
            elif ss[-1] == "b" or ss[-1] == "B":
                ss = 11
            elif ss[-1] == "c" or ss[-1] == "C":
                ss = 12
            elif ss[-1] == "d" or ss[-1] == "D":
                ss = 13
            elif ss[-1] == "e" or ss[-1] == "E":
                ss = 14
            elif ss[-1] == "f" or ss[-1] == "F":
                ss = 15
            else:
                ss = int(ss[-1])
        elif len(ss) == 4:
            if ss[-1] == "a" or ss[-1] == "A":
                ss1 = 10
            elif ss[-1] == "b" or ss[-1] == "B":
                ss1 = 11
            elif ss[-1] == "c" or ss[-1] == "C":
                ss1 = 12
            elif ss[-1] == "d" or ss[-1] == "D":
                ss1 = 13
            elif ss[-1] == "e" or ss[-1] == "E":
                ss1 = 14
            elif ss[-1] == "f" or ss[-1] == "F":
                ss1 = 15
            else:
                ss1 = int(ss[-1])


            if ss[-2:-1] == "a" or ss[-2:-1] == "A":
                ss2 = 10*16
            elif ss[-2:-1] == "b" or ss[-2:-1] == "B":
                ss2 = 11*16
            elif ss[-2:-1] == "c" or ss[-2:-1] == "C":
                ss2 = 12*16
            elif ss[-2:-1] == "d" or ss[-2:-1] == "D":
                ss2 = 13*16
            elif ss[-2:-1] == "e" or ss[-2:-1] == "E":
                ss2 = 14*16
            elif ss[-2:-1] == "f" or ss[-2:-1] == "F":
                ss2 = 15*16
            else:
                ss2 = int(ss[-2:-1])*16


            ss = ss1 + ss2            
        
        return ss


    def Convert_H(self, ss): #高位　进行编码转换
        if len(ss) == 3:
            if ss[-1] == "a" or ss[-1] == "A":
                ss = 10*16*16
            elif ss[-1] == "b" or ss[-1] == "B":
                ss = 11*16*16
            elif ss[-1] == "c" or ss[-1] == "C":
                ss = 12*16*16
            elif ss[-1] == "d" or ss[-1] == "D":
                ss = 13*16*16
            elif ss[-1] == "e" or ss[-1] == "E":
                ss = 14*16*16
            elif ss[-1] == "f" or ss[-1] == "F":
                ss = 15*16*16
            else:
                ss = int(ss[-1])*16*16
        elif len(ss) == 4:
            if ss[-1] == "a" or ss[-1] == "A":
                ss1 = 10*16*16
            elif ss[-1] == "b" or ss[-1] == "B":
                ss1 = 11*16*16
            elif ss[-1] == "c" or ss[-1] == "C":
                ss1 = 12*16*16
            elif ss[-1] == "d" or ss[-1] == "D":
                ss1 = 13*16*16
            elif ss[-1] == "e" or ss[-1] == "E":
                ss1 = 14*16*16
            elif ss[-1] == "f" or ss[-1] == "F":
                ss1 = 15*16*16
            else:
                ss1 = int(ss[-1])*16*16


            if ss[-2:-1] == "a" or ss[-2:-1] == "A":
                ss2 = 10*16*16*16
            elif ss[-2:-1] == "b" or ss[-2:-1] == "B":
                ss2 = 11*16*16*16
            elif ss[-2:-1] == "c" or ss[-2:-1] == "C":
                ss2 = 12*16*16*16
            elif ss[-2:-1] == "d" or ss[-2:-1] == "D":
                ss2 = 13*16*16*16
            elif ss[-2:-1] == "e" or ss[-2:-1] == "E":
                ss2 = 14*16*16*16
            elif ss[-2:-1] == "f" or ss[-2:-1] == "F":
                ss2 = 15*16*16*16
            else:
                ss2 = int(ss[-2:-1])*16*16*16


            ss = ss1 + ss2            
        
        return ss    


if __name__ == "__main__":
    gdb = GetDllBit("32.dll")

 

转载于:https://my.oschina.net/mickelfeng/blog/827691