gdi32: Handle PS_USERSTYLE in ExtCreatePen.

dlls/gdi32/pen.c

@@ -123,17 +123,41 @@ HPEN WINAPI ExtCreatePen( DWORD style, DWORD width,
 
     if ((style & PS_STYLE_MASK) == PS_USERSTYLE)
     {
-        if (!style_count || (style_count > 16) || !style_bits)
+        if(((INT)style_count) <= 0)
+            return 0;
+
+        if ((style_count > 16) || !style_bits)
         {
             SetLastError(ERROR_INVALID_PARAMETER);
             return 0;
         }
+
+        if ((style & PS_TYPE_MASK) == PS_COSMETIC)
+        {
             /* FIXME: PS_USERSTYLE workaround */
-        FIXME("PS_USERSTYLE not handled\n");
+            FIXME("PS_COSMETIC | PS_USERSTYLE not handled\n");
             style = (style & ~PS_STYLE_MASK) | PS_SOLID;
         }
         else
         {
+            UINT i;
+            BOOL has_neg = FALSE, all_zero = TRUE;
+
+            for(i = 0; (i < style_count) && !has_neg; i++)
+            {
+                has_neg = has_neg || (((INT)(style_bits[i])) < 0);
+                all_zero = all_zero && (style_bits[i] == 0);
+            }
+
+            if(all_zero || has_neg)
+            {
+                SetLastError(ERROR_INVALID_PARAMETER);
+                return 0;
+            }
+        }
+    }
+    else
+    {
         if (style_count || style_bits)
         {
             SetLastError(ERROR_INVALID_PARAMETER);

dlls/gdi32/tests/pen.c

@@ -409,12 +409,6 @@ test_geometric_pens:
             ok(ext_pen.elp.elpPenStyle == pen[i].ret_style, "expected %x, got %x\n", pen[i].ret_style, ext_pen.elp.elpPenStyle);
         else
         {
-if (pen[i].style == PS_USERSTYLE)
-{
-    todo_wine
-            ok(ext_pen.elp.elpPenStyle == (PS_GEOMETRIC | pen[i].style), "expected %x, got %x\n", PS_GEOMETRIC | pen[i].style, ext_pen.elp.elpPenStyle);
-}
-else
             ok(ext_pen.elp.elpPenStyle == (PS_GEOMETRIC | pen[i].style), "expected %x, got %x\n", PS_GEOMETRIC | pen[i].style, ext_pen.elp.elpPenStyle);
         }
 
@@ -510,7 +504,6 @@ static void test_ps_userstyle(void)
 
     pen = ExtCreatePen(PS_GEOMETRIC | PS_USERSTYLE, 50, &lb, 0, style);
     ok(pen == 0, "ExtCreatePen should fail\n");
-    todo_wine
     expect(0xdeadbeef, GetLastError());
     DeleteObject(pen);
     SetLastError(0xdeadbeef);
@@ -523,23 +516,18 @@ static void test_ps_userstyle(void)
 
     pen = ExtCreatePen(PS_GEOMETRIC | PS_USERSTYLE, 50, &lb, -1, style);
     ok(pen == 0, "ExtCreatePen should fail\n");
-    todo_wine
     expect(0xdeadbeef, GetLastError());
     DeleteObject(pen);
     SetLastError(0xdeadbeef);
 
     pen = ExtCreatePen(PS_GEOMETRIC | PS_USERSTYLE, 50, &lb, 5, bad_style);
-    todo_wine
     ok(pen == 0, "ExtCreatePen should fail\n");
-    todo_wine
     expect(ERROR_INVALID_PARAMETER, GetLastError());
     DeleteObject(pen);
     SetLastError(0xdeadbeef);
 
     pen = ExtCreatePen(PS_GEOMETRIC | PS_USERSTYLE, 50, &lb, 5, bad_style2);
-    todo_wine
     ok(pen == 0, "ExtCreatePen should fail\n");
-    todo_wine
     expect(ERROR_INVALID_PARAMETER, GetLastError());
     DeleteObject(pen);
     SetLastError(0xdeadbeef);