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-rw-r--r--3rdparty/tap-windows6/tap-windows.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/3rdparty/tap-windows6/tap-windows.h b/3rdparty/tap-windows6/tap-windows.h
index 99715343df7..42231533741 100644
--- a/3rdparty/tap-windows6/tap-windows.h
+++ b/3rdparty/tap-windows6/tap-windows.h
@@ -51,6 +51,13 @@
/* obsoletes TAP_WIN_IOCTL_CONFIG_POINT_TO_POINT */
#define TAP_WIN_IOCTL_CONFIG_TUN TAP_WIN_CONTROL_CODE (10, METHOD_BUFFERED)
+/* Control whether 802.1Q headers are added for priority */
+#define TAP_WIN_IOCTL_PRIORITY_BEHAVIOR TAP_WIN_CONTROL_CODE (11, METHOD_BUFFERED)
+#define TAP_PRIORITY_BEHAVIOR_NOPRIORITY 0
+#define TAP_PRIORITY_BEHAVIOR_ENABLED 1
+#define TAP_PRIORITY_BEHAVIOR_ADDALWAYS 2
+#define TAP_PRIORITY_BEHAVIOR_MAX 2
+
/*
* =================
* Registry keys