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-rw-r--r--source3/lib/util_str.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/source3/lib/util_str.c b/source3/lib/util_str.c
index 1996174261..7b50717463 100644
--- a/source3/lib/util_str.c
+++ b/source3/lib/util_str.c
@@ -506,7 +506,9 @@ char *safe_strcat_fn(char *dest,
Paranoid strcpy into a buffer of given length (includes terminating
zero. Strips out all but 'a-Z0-9' and the character in other_safe_chars
and replaces with '_'. Deliberately does *NOT* check for multibyte
- characters. Don't change it !
+ characters. Treats src as an array of bytes, not as a multibyte
+ string. Any byte >0x7f is automatically converted to '_'.
+ other_safe_chars must also contain an ascii string (bytes<0x7f).
**/
char *alpha_strcpy(char *dest,
@@ -534,8 +536,12 @@ char *alpha_strcpy(char *dest,
for(i = 0; i < len; i++) {
int val = (src[i] & 0xff);
- if (isupper_ascii(val) || islower_ascii(val) ||
- isdigit(val) || strchr_m(other_safe_chars, val))
+ if (val > 0x7f) {
+ dest[i] = '_';
+ continue;
+ }
+ if (isupper(val) || islower(val) ||
+ isdigit(val) || strchr(other_safe_chars, val))
dest[i] = src[i];
else
dest[i] = '_';