blob: b23b5780e9917593ee2c0c2193101197829f3c96 (
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
|
/* This file is part of pam-modules.
Copyright (C) 2009 Sergey Poznyakoff
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program. If not, see <http://www.gnu.org/licenses/>. */
#include <graypam.h>
void
gray_escape_string (gray_slist_t slist, const char *str, size_t len)
{
const unsigned char *p;
#define ESCAPABLE_CHAR "\\'\""
#define FLUSH() \
gray_slist_append(slist, str, p - (const unsigned char *)str); \
str = p;
for (p = (const unsigned char *) str; p < str + len; p++) {
if (strchr(ESCAPABLE_CHAR, *p)) {
FLUSH();
str++;
gray_slist_append_char(slist, '\\');
gray_slist_append_char(slist, *p);
}
}
FLUSH();
}
|