Changeset 102468 in vbox for trunk/include

Timestamp:

Dec 5, 2023 10:37:41 AM (14 months ago)

Author:

vboxsync

Message:

Shared Clipboard: Added a dedicated event type for the X11 requests/responses. Needed for union access. Added some more checks. ​bugref:10384

File:

• trunk/include/VBox/GuestHost/SharedClipboard-x11.h (modified) (3 diffs)

trunk/include/VBox/GuestHost/SharedClipboard-x11.h

@@ -168 +168 @@
 
 /**
+ * Enumeration for an X11 event type.
+ */
+typedef enum _SHCLX11EVENTTYPE
+{
+    /** Invalid event type. */
+    SHCLX11EVENTTYPE_INVALID = 0,
+    /** Reports formats to X11. */
+    SHCLX11EVENTTYPE_REPORT_FORMATS,
+    /** Reads clipboard from X11. */
+    SHCLX11EVENTTYPE_READ
+} SHCLX11EVENTTYPE;
+/** Pointer to an enumeration for an X11 event type. */
+typedef SHCLX11EVENTTYPE *PSHCLX11EVENTTYPE;
+
+/**
  * Structure describing an X11 clipboard request.
  */
@@ -176 +191 @@
     /** Event associated to this request. */
     PSHCLEVENT       pEvent;
+    /** Request type for the union below. */
+    SHCLX11EVENTTYPE enmType;
     union
     {
@@ -204 +221 @@
 typedef struct _SHCLX11RESPONSE
 {
-    int rc;
-    struct
+    /** Response type for the union below. */
+    SHCLX11EVENTTYPE enmType;
+    /** rc (IPRT-style) of the operation performed as part of the X event thread. */
+    int              rc;
+    union
     {
-        void    *pvData;
-        uint32_t cbData;
-    } Read;
+        struct
+        {
+            void    *pvData;
+            uint32_t cbData;
+        } Read;
+    };
 } SHCLX11RESPONSE;
 /** Pointer to an X11 clipboard response. */