[ctypes-users] Problems with ctypes helper function memset

[Srijit K. B. <sr...@ya...>]

Hello,
I am getting errors while using memset. Even cdll.msvcrt.memset is
giving unexpected answer. 
I guess that I am doing something incorrect. 

The details are mentioned below.

Best regards,
/Srijit

Python 2.4 (#60, Nov 30 2004, 11:49:19) [MSC v.1310 32 bit (Intel)] on
win32
Type "help", "copyright", "credits" or "license" for more information.
>>> from ctypes import *
>>> p = create_string_buffer("Hello", 10)
>>> p.raw
'Hello\x00\x00\x00\x00\x00'
>>> p.value
'Hello'
>>> memset(p, "y", 3)
Traceback (most recent call last):
  File "<stdin>", line 1, in ?
TypeError: an integer is required
>>> a = addressof(p)
>>> a
10633040
>>> memset(a, "y", 3)
Traceback (most recent call last):
  File "<stdin>", line 1, in ?
TypeError: an integer is required
>>> p.value
'Hello'
>>> p.raw
'Hello\x00\x00\x00\x00\x00'
>>> cdll.msvcrt.memset(a, "y", 3)
10633040
>>> p.value
'\x14\x14\x14lo'
>>> cdll.msvcrt.memset(p, "z", 3)
10633040
>>> p.value
'TTTlo'
>>> p.raw
'TTTlo\x00\x00\x00\x00\x00'
>>>



		
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