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replace_untrusted_chars: replace all whitespace with space
author
Scott James Remnant
<scott@ubuntu.com>
Wed, 16 May 2007 18:00:29 +0000
(20:00 +0200)
committer
Kay Sievers
<kay.sievers@vrfy.org>
Wed, 16 May 2007 18:00:29 +0000
(20:00 +0200)
udev_utils_string.c
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diff --git
a/udev_utils_string.c
b/udev_utils_string.c
index 38b91aa0bd030ae8f3abb6f4561ab4e5bcf08cf3..6f51aef01417790988d55683fd1435796a128704 100644
(file)
--- a/
udev_utils_string.c
+++ b/
udev_utils_string.c
@@
-229,15
+229,17
@@
int replace_untrusted_chars(char *str)
if ((str[i] >= '0' && str[i] <= '9') ||
(str[i] >= 'A' && str[i] <= 'Z') ||
(str[i] >= 'a' && str[i] <= 'z') ||
if ((str[i] >= '0' && str[i] <= '9') ||
(str[i] >= 'A' && str[i] <= 'Z') ||
(str[i] >= 'a' && str[i] <= 'z') ||
- strchr("
#$%+-./:=?@_,", str[i])) {
+ strchr("#$%+-./:=?@_,", str[i])) {
i++;
continue;
}
i++;
continue;
}
+
/* hex encoding */
if (str[i] == '\\' && str[i+1] == 'x') {
i += 2;
continue;
}
/* hex encoding */
if (str[i] == '\\' && str[i+1] == 'x') {
i += 2;
continue;
}
+
/* valid utf8 is accepted */
len = utf8_encoded_valid_unichar(&str[i]);
if (len > 1) {
/* valid utf8 is accepted */
len = utf8_encoded_valid_unichar(&str[i]);
if (len > 1) {
@@
-245,6
+247,14
@@
int replace_untrusted_chars(char *str)
continue;
}
continue;
}
+ /* whitespace replaced with ordinary space */
+ if (isspace(str[i])) {
+ str[i] = ' ';
+ i++;
+ replaced++;
+ continue;
+ }
+
/* everything else is garbage */
str[i] = '_';
i++;
/* everything else is garbage */
str[i] = '_';
i++;