Changeset 48176 in vbox for trunk/src/VBox

Timestamp:

Aug 30, 2013 2:23:46 AM (11 years ago)

Author:

vboxsync

Message:

VDIfVfs.cpp: Try return VINF_EOF in read when we should since vdIfIoFileReadSync probably doesn't do this like the VFS code expects it to.

File:

• trunk/src/VBox/Storage/VDIfVfs.cpp (modified) (1 diff)

trunk/src/VBox/Storage/VDIfVfs.cpp

@@ -90 +90 @@
     int rc = vdIfIoFileReadSync(pThis->pVDIfsIo, pThis->pvStorage, off, pSgBuf[0].pvSegCur, pSgBuf->paSegs[0].cbSeg, pcbRead);
     if (RT_SUCCESS(rc))
-        pThis->offCurPos = off + (pcbRead ? *pcbRead : pSgBuf->paSegs[0].cbSeg);
+    {
+        size_t cbAdvance = (pcbRead ? *pcbRead : pSgBuf->paSegs[0].cbSeg);
+        pThis->offCurPos = off + cbAdvance;
+        if (pcbRead && !cbAdvance)
+            rc = VINF_EOF;
+    }
     return rc;
 }