Changeset 21488 in vbox for trunk/include

Timestamp:

Jul 10, 2009 4:52:19 PM (16 years ago)

Author:

vboxsync

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

49932

Message:

VMMDev.h: Added VBOX_HGCM_F_PARM_ARE_VALID(fFlags).

File:

trunk/include/VBox/VMMDev.h

-              r21463
+              r21488
 #define VBOX_HGCM_F_PARM_DIRECTION_FROM_HOST UINT32_C(0x00000002)
 #define VBOX_HGCM_F_PARM_DIRECTION_BOTH      UINT32_C(0x00000003)
+/** Macro for validating that the specified flags are valid. */
+#define VBOX_HGCM_F_PARM_ARE_VALID(fFlags) \
+    (   (fFlags) > VBOX_HGCM_F_PARM_DIRECTION_NONE \
+     && (fFlags) < VBOX_HGCM_F_PARM_DIRECTION_BOTH )
 /** @} */

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