From 349504e5a1533c795cd5f72e629766b996982050 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Date: Wed, 21 Jul 2021 15:19:13 +0400
Subject: ui/clipboard: add qemu_clipboard_check_serial()
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Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
---
 ui/clipboard.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'ui')

diff --git a/ui/clipboard.c b/ui/clipboard.c
index 743b39e..ffbd80e 100644
--- a/ui/clipboard.c
+++ b/ui/clipboard.c
@@ -41,6 +41,21 @@ void qemu_clipboard_peer_release(QemuClipboardPeer *peer,
     }
 }
 
+bool qemu_clipboard_check_serial(QemuClipboardInfo *info, bool client)
+{
+    if (!info->has_serial ||
+        !cbinfo[info->selection] ||
+        !cbinfo[info->selection]->has_serial) {
+        return true;
+    }
+
+    if (client) {
+        return cbinfo[info->selection]->serial >= info->serial;
+    } else {
+        return cbinfo[info->selection]->serial > info->serial;
+    }
+}
+
 void qemu_clipboard_update(QemuClipboardInfo *info)
 {
     QemuClipboardNotify notify = {
-- 
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