VBox

Timestamp:

Nov 27, 2018 12:53:36 PM (6 years ago)

Author:

vboxsync

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

126973

Message:

VMMDev,HGCM: Give access to VMMDevRequestHeader::fRequestor. [adjustments] bugref:9105

Location:

trunk/include/VBox

Files:

trunk/include/VBox/VMMDev.h

-              r75585
+              r75771
  * @internal Host only. */
 #define VMMDEV_REQUESTOR_LEGACY                     UINT32_MAX
+/** Lowest conceivable trust level, for error situations of getters.
+ * @internal Host only. */
+#define VMMDEV_REQUESTOR_LOWEST                     (  VMMDEV_REQUESTOR_TRUST_UNTRUSTED | VMMDEV_REQUESTOR_USER_DEVICE \
+                                                     | VMMDEV_REQUESTOR_CON_NO | VMMDEV_REQUESTOR_USERMODE \
+                                                     | VMMDEV_REQUESTOR_USR_GUEST)
 /** Used on the host to check whether a requestor value is present or not. */
 #define VMMDEV_REQUESTOR_IS_PRESENT(a_fRequestor)   ((a_fRequestor) != VMMDEV_REQUESTOR_LEGACY)

-              r75769
+              r75771
      * Retrieves the VMMDevRequestHeader::fRequestor value.
+     *
+     * @returns The field value, 0 if invalid call.
+     * @returns The field value, VMMDEV_REQUESTOR_LEGACY if not supported by the
+     *          guest, VMMDEV_REQUESTOR_LOWEST if invalid call.
      * @param   hCall       The call we're checking up on.
      */

-              r75769
+              r75771
      * Gets the VMMDevRequestHeader::fRequestor value for @a pCmd.
+     *
+     * @returns The fRequestor value, 0 if invalid parameters.
+     * @returns The fRequestor value, VMMDEV_REQUESTOR_LEGACY if guest does not
+     *          support it, VMMDEV_REQUESTOR_LOWEST if invalid parameters.
      * @param   pInterface          Pointer to this interface.
      * @param   pCmd                The command we're in checking on.

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