include: import if_vlan.h from Linux

This is needed for the VLAN header structure.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Ramon Fried <rfried.dev@gmail.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
new file mode 100644 (file)
index 0000000..cbc82f4
--- /dev/null
+++ b/include/linux/if_vlan.h
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * VLAN                An implementation of 802.1Q VLAN tagging.
+ *
+ * Authors:    Ben Greear <greearb@candelatech.com>
+ */
+#ifndef _LINUX_IF_VLAN_H_
+#define _LINUX_IF_VLAN_H_
+
+/**
+ *     struct vlan_ethhdr - vlan ethernet header (ethhdr + vlan_hdr)
+ *     @h_dest: destination ethernet address
+ *     @h_source: source ethernet address
+ *     @h_vlan_proto: ethernet protocol
+ *     @h_vlan_TCI: priority and VLAN ID
+ *     @h_vlan_encapsulated_proto: packet type ID or len
+ */
+struct vlan_ethhdr {
+       unsigned char   h_dest[ETH_ALEN];
+       unsigned char   h_source[ETH_ALEN];
+       __be16          h_vlan_proto;
+       __be16          h_vlan_TCI;
+       __be16          h_vlan_encapsulated_proto;
+};
+
+#endif /* !(_LINUX_IF_VLAN_H_) */