[PATCH 0/1] MR2206: ntdll: Add ntdll_wcsstr function.

[PATCH 1/1] ntdll: Add ntdll_wcsstr function.

[Tingzhong Luo]

From: Tingzhong Luo

Signed-off-by: Haidong Yu 
---
 dlls/ntdll/unix/unix_private.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/dlls/ntdll/unix/unix_private.h b/dlls/ntdll/unix/unix_private.h
index d7d1d0d2ac0..56a911ec4ab 100644
--- a/dlls/ntdll/unix/unix_private.h
+++ b/dlls/ntdll/unix/unix_private.h
@@ -470,6 +470,18 @@ static inline WCHAR ntdll_towlower( WCHAR ch )
     return ch + lctable[lctable[lctable[ch >> 8] + ((ch >> 4) & 0x0f)] + (ch & 0x0f)];
 }

+static inline WCHAR *ntdll_wcsstr( const WCHAR * str, const WCHAR * sub )
+{
+    while (*str)
+    {
+        const WCHAR *p1 = str, *p2 = sub;
+        while (*p1 && *p2 && *p1 == *p2) { p1++; p2++; }
+        if (!*p2) return (WCHAR *)str;
+        str++;
+    }
+    return NULL;
+}
+
 static inline WCHAR *ntdll_wcsupr( WCHAR *str )
 {
     WCHAR *ret;
@@ -480,6 +492,7 @@ static inline WCHAR *ntdll_wcsupr( WCHAR *str )
 #define wcsupr(str)        ntdll_wcsupr(str)
 #define towupper(c)        ntdll_towupper(c)
 #define towlower(c)        ntdll_towlower(c)
+#define wcsstr(s1, s2)     ntdll_wcsstr(s1,s2)

static inline void init_unicode_string( UNICODE_STRING *str, const WCHAR *data )
 {

[Huw Davies (＠huw)]

This is just introducing dead (i.e. unused) code.  If you need this for some other change, please add it along with that change.

[PATCH 0/1] MR2206: ntdll: Add ntdll_wcsstr function. - closed

[Tingzhong Luo (＠tzluo)]

This merge request was closed by Tingzhong Luo.