Changeset 17852 in vbox for trunk/src/VBox/Devices/Storage

Timestamp:

Mar 13, 2009 5:21:14 PM (16 years ago)

Author:

vboxsync

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

44400

Message:

Storage/VMDK: write the compressed block size to the marker.

File:

• trunk/src/VBox/Devices/Storage/VmdkHDDCore.cpp (modified) (2 diffs)

trunk/src/VBox/Devices/Storage/VmdkHDDCore.cpp

@@ -897 +897 @@
             uCompOffset = uOffset + 12;
             cbDecomp = cbToWrite;
-            rc = RTFileWriteAt(pVmdkFile->File, uOffset, &Marker, 12, NULL);
-            if (RT_FAILURE(rc))
-                return rc;
         }
         else
@@ -925 +922 @@
              * guarantees that data gets only appended. */
             rc = RTFileSetSize(pVmdkFile->File, DeflateState.uFileOffset);
+
+            if (uMarker == VMDK_MARKER_IGNORE)
+            {
+                /* Compressed grain marker. */
+                Marker.cbSize = RT_H2LE_U32(DeflateState.iOffset);
+                rc = RTFileWriteAt(pVmdkFile->File, uOffset, &Marker, 12, NULL);
+                if (RT_FAILURE(rc))
+                    return rc;
+            }
+            else
+            {
+                /** @todo implement creating the other marker types */
+                return VERR_NOT_IMPLEMENTED;
+            }
         }
         return rc;