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-rw-r--r--source3/lib/charcnv.c4
-rw-r--r--source3/lib/util_unistr.c18
2 files changed, 16 insertions, 6 deletions
diff --git a/source3/lib/charcnv.c b/source3/lib/charcnv.c
index adcd8b2aa9..55d56acf59 100644
--- a/source3/lib/charcnv.c
+++ b/source3/lib/charcnv.c
@@ -140,7 +140,7 @@ int unix_strupper(const char *src, size_t srclen, char *dest, size_t destlen)
smb_ucs2_t *buffer=(smb_ucs2_t*)cvtbuf;
size=convert_string(CH_UNIX, CH_UCS2, src, srclen, buffer, sizeof(cvtbuf));
len=size/2;
- strupper_w(buffer);
+ if (!strupper_w(buffer) && (dest == src)) return srclen;
return convert_string(CH_UCS2, CH_UNIX, buffer, size, dest, destlen);
}
@@ -150,7 +150,7 @@ int unix_strlower(const char *src, size_t srclen, char *dest, size_t destlen)
smb_ucs2_t *buffer=(smb_ucs2_t*)cvtbuf;
size=convert_string(CH_UNIX, CH_UCS2, src, srclen, buffer, sizeof(cvtbuf));
len=size/2;
- strlower_w(buffer);
+ if (!strlower_w(buffer) && (dest == src)) return srclen;
return convert_string(CH_UCS2, CH_UNIX, buffer, size, dest, destlen);
}
diff --git a/source3/lib/util_unistr.c b/source3/lib/util_unistr.c
index 8248ac073c..887c15f0d9 100644
--- a/source3/lib/util_unistr.c
+++ b/source3/lib/util_unistr.c
@@ -248,26 +248,36 @@ smb_ucs2_t *strchr_w(const smb_ucs2_t *s, smb_ucs2_t c)
/*******************************************************************
Convert a string to lower case.
+ return True if any char is converted
********************************************************************/
-void strlower_w(smb_ucs2_t *s)
+BOOL strlower_w(smb_ucs2_t *s)
{
+ BOOL ret = False;
while (*s) {
- if (isupper_w(*s))
+ if (isupper_w(*s)) {
*s = tolower_w(*s);
+ ret = True;
+ }
s++;
}
+ return ret;
}
/*******************************************************************
Convert a string to upper case.
+ return True if any char is converted
********************************************************************/
-void strupper_w(smb_ucs2_t *s)
+BOOL strupper_w(smb_ucs2_t *s)
{
+ BOOL ret = False;
while (*s) {
- if (islower_w(*s))
+ if (islower_w(*s)) {
*s = toupper_w(*s);
+ ret = True;
+ }
s++;
}
+ return ret;
}
/*******************************************************************