gray_Hat_CH_1

Question 1

how is loading python different when on Window vs Linux operating systems?

Answer 1

windows comes with an installer that takes care of all the set up. Whereas linux you are building the installation from the source code.

Question 2

define dll

Answer 2

dynamically linked library is a compiled binary that is linked at runtime you have to resovle the function addresses in order to call functions: however i.e. ctypes do all of the dirty work already.

Question 3

what are the 3 ways to load dynamic libraries in ctypes?

Answer 3

cdll()
windll()
oledll()

Question 4

describe cdll()

Answer 4

method is used for loading libraries that export fuctions using the standard cdecl calling convention.

Question 5

describe windll()

Answer 5

method loads libraries that export functions using the stdcall calling convention, which is the native convention of the microsoft win32 api.

Question 6

describe oledll()

Answer 6

method operates exactly like the windll() method however it assumes that the exported functions return a windows HRESULT error code, which is used specifially for error messages returned from Mircosoft Component Object Model (COM) functions.

Question 7

define msvcrt.dll

Answer 7

it is the windows the c runtime. located in C:\WINDOWS\system32\

Question 8

define libc.so.6

Answer 8

on linux the c runtime. located in /lib/ by default