blob: ed31630db1b9958cec6fbf2ef77955af027c6cb6 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/* util/support/zap.c */
/*
* Copyright 2009 Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*/
/*
* krb5int_zap() is used by zap() (a static inline function defined in
* k5-int.h) on non-Windows, non-gcc compilers, in order to prevent the
* compiler from inlining and optimizing out the memset() call.
*/
#include <k5-platform.h>
void krb5int_zap(void *ptr, size_t len)
{
volatile char *p = ptr;
while (len--)
*p++ = '\0';
}
|