--- trunk/reactos/lib/rtl/unicode.c 2005-09-01 02:57:27 UTC (rev 17600)
+++ trunk/reactos/lib/rtl/unicode.c 2005-09-01 21:09:07 UTC (rev 17601)
@@ -237,47 +237,28 @@
LONG
STDCALL
RtlCompareString(
- IN PSTRING String1,
- IN PSTRING String2,
+ IN PSTRING s1,
+ IN PSTRING s2,
IN BOOLEAN CaseInsensitive)
{
- ULONG len1, len2;
- PCHAR s1, s2;
- CHAR c1, c2;
+ unsigned int len;
+ LONG ret = 0;
+ LPCSTR p1, p2;
- if (String1 && String2)
- {
- len1 = String1->Length;
- len2 = String2->Length;
- s1 = String1->Buffer;
- s2 = String2->Buffer;
+ len = min(s1->Length, s2->Length);
+ p1 = s1->Buffer;
+ p2 = s2->Buffer;
- if (s1 && s2)
- {
- if (CaseInsensitive)
- {
- for(;;)
- {
- c1 = len1-- ? RtlUpperChar (*s1++) : 0;
- c2 = len2-- ? RtlUpperChar (*s2++) : 0;
- if (!c1 || !c2 || c1 != c2)
- return c1 - c2;
- }
- }
- else
- {
- for(;;)
- {
- c1 = len1-- ? *s1++ : 0;
- c2 = len2-- ? *s2++ : 0;
- if (!c1 || !c2 || c1 != c2)
- return c1 - c2;
- }
- }
- }
+ if (CaseInsensitive)
+ {
+ while (!ret && len--) ret = RtlUpperChar(*p1++) - RtlUpperChar(*p2++);
}
-
- return 0;
+ else
+ {
+ while (!ret && len--) ret = *p1++ - *p2++;
+ }
+ if (!ret) ret = s1->Length - s2->Length;
+ return ret;
}
@@ -290,40 +271,12 @@
BOOLEAN
STDCALL
RtlEqualString(
- IN PSTRING String1,
- IN PSTRING String2,
+ IN PSTRING s1,
+ IN PSTRING s2,
IN BOOLEAN CaseInsensitive)
{
- ULONG i;
- CHAR c1, c2;
- PCHAR p1, p2;
-
- if (String1->Length != String2->Length)
- return FALSE;
-
- p1 = String1->Buffer;
- p2 = String2->Buffer;
- for (i = 0; i < String1->Length; i++)
- {
- if (CaseInsensitive == TRUE)
- {
- c1 = RtlUpperChar (*p1);
- c2 = RtlUpperChar (*p2);
- }
- else
- {
- c1 = *p1;
- c2 = *p2;
- }
-
- if (c1 != c2)
- return FALSE;
-
- p1++;
- p2++;
- }
-
- return TRUE;
+ if (s1->Length != s2->Length) return FALSE;
+ return !RtlCompareString(s1, s2, CaseInsensitive );
}
@@ -336,41 +289,12 @@
BOOLEAN
STDCALL
RtlEqualUnicodeString(
- IN CONST UNICODE_STRING *String1,
- IN CONST UNICODE_STRING *String2,
+ IN CONST UNICODE_STRING *s1,
+ IN CONST UNICODE_STRING *s2,
IN BOOLEAN CaseInsensitive)
{
- ULONG i;
- WCHAR wc1, wc2;
- PWCHAR pw1, pw2;
-
- if (String1->Length != String2->Length)
- return FALSE;
-
- pw1 = String1->Buffer;
- pw2 = String2->Buffer;
-
- for (i = 0; i < String1->Length / sizeof(WCHAR); i++)
- {
- if (CaseInsensitive == TRUE)
- {
- wc1 = RtlUpcaseUnicodeChar (*pw1);
- wc2 = RtlUpcaseUnicodeChar (*pw2);
- }
- else
- {
- wc1 = *pw1;
- wc2 = *pw2;
- }
-
- if (wc1 != wc2)
- return FALSE;
-
- pw1++;
- pw2++;
- }
-
- return TRUE;
+ if (s1->Length != s2->Length) return FALSE;
+ return !RtlCompareUnicodeString((PUNICODE_STRING)s1, (PUNICODE_STRING)s2, CaseInsensitive );
}
@@ -1983,58 +1907,38 @@
}
-
-
/*
* @implemented
*/
LONG
STDCALL
RtlCompareUnicodeString(
- IN PUNICODE_STRING String1,
- IN PUNICODE_STRING String2,
+ IN PUNICODE_STRING s1,
+ IN PUNICODE_STRING s2,
IN BOOLEAN CaseInsensitive)
{
- ULONG len1, len2;
- PWCHAR s1, s2;
- WCHAR c1, c2;
+ unsigned int len;
+ LONG ret = 0;
+ LPCWSTR p1, p2;
- if (String1 && String2)
- {
- len1 = String1->Length / sizeof(WCHAR);
- len2 = String2->Length / sizeof(WCHAR);
- s1 = String1->Buffer;
- s2 = String2->Buffer;
+ len = min(s1->Length, s2->Length) / sizeof(WCHAR);
+ p1 = s1->Buffer;
+ p2 = s2->Buffer;
- if (s1 && s2)
- {
- if (CaseInsensitive)
- {
- while (1)
- {
- c1 = len1-- ? RtlUpcaseUnicodeChar (*s1++) : 0;
- c2 = len2-- ? RtlUpcaseUnicodeChar (*s2++) : 0;
- if (!c1 || !c2 || c1 != c2)
- return c1 - c2;
- }
- }
- else
- {
- while (1)
- {
- c1 = len1-- ? *s1++ : 0;
- c2 = len2-- ? *s2++ : 0;
- if (!c1 || !c2 || c1 != c2)
- return c1 - c2;
- }
- }
- }
+ if (CaseInsensitive)
+ {
+ while (!ret && len--) ret = RtlUpcaseUnicodeChar(*p1++) - RtlUpcaseUnicodeChar(*p2++);
}
-
- return 0;
+ else
+ {
+ while (!ret && len--) ret = *p1++ - *p2++;
+ }
+ if (!ret) ret = s1->Length - s2->Length;
+ return ret;
}
+
/*
* @implemented
*/