Changeset 6510 in vbox for trunk/src/VBox/Additions/common/VBoxGuestLib

Timestamp:

Jan 25, 2008 10:56:25 AM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

27519

Message:

Changed VbglR3SetPointerShape to accept the full request size.

File:

• trunk/src/VBox/Additions/common/VBoxGuestLib/VBoxGuestR3LibVideo.cpp (modified) (2 diffs)

trunk/src/VBox/Additions/common/VBoxGuestLib/VBoxGuestR3LibVideo.cpp

@@ -68 +68 @@
  * @param   cy          Pointer height.
  * @param   pvImg       Pointer to the image data (can be NULL).
- * @param   cbImg       The size of the image data not including the pre-allocated area.
- *                      This should be the size of the image data exceeding the size of
- *                      the VMMDevReqMousePointer structure.
+ * @param   cbReq       The complete size of the request.
  */
-VBGLR3DECL(int) VbglR3SetPointerShape(uint32_t fFlags, uint32_t xHot, uint32_t yHot, uint32_t cx, uint32_t cy, const void *pvImg, size_t cbImg)
+VBGLR3DECL(int) VbglR3SetPointerShape(uint32_t fFlags, uint32_t xHot, uint32_t yHot, uint32_t cx, uint32_t cy, const void *pvImg, size_t cbReq)
 {
     VMMDevReqMousePointer *pReq;
-    int rc = vbglR3GRAlloc((VMMDevRequestHeader **)&pReq, sizeof(VMMDevReqMousePointer) + cbImg, VMMDevReq_SetPointerShape);
+    int rc = vbglR3GRAlloc((VMMDevRequestHeader **)&pReq, cbReq, VMMDevReq_SetPointerShape);
     if (RT_SUCCESS(rc))
     {
@@ -84 +82 @@
         pReq->height = cy;
         if (pvImg)
-            memcpy(pReq->pointerData, pvImg, sizeof(pReq->pointerData) + cbImg);
+            memcpy(pReq->pointerData, pvImg, cbReq - sizeof(VMMDevReqMousePointer) + sizeof(pReq->pointerData));
 
         rc = vbglR3GRPerform(&pReq->header);