iptfs: impl: add new iptfs xfrm mode impl

LabNConsulting · Jul 29, 2023 · 718f5b3 · 718f5b3
1 parent 5e4cb71
commit 718f5b3
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diff --git a/include/net/iptfs.h b/include/net/iptfs.h
@@ -0,0 +1,18 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _NET_IPTFS_H
+#define _NET_IPTFS_H
+
+#include <linux/types.h>
+#include <linux/ip.h>
+
+#define IPTFS_SUBTYPE_BASIC 0
+#define IPTFS_SUBTYPE_CC 1
+#define IPTFS_SUBTYPE_LAST IPTFS_SUBTYPE_CC
+
+#define IPTFS_CC_FLAGS_ECN_CE 0x1
+#define IPTFS_CC_FLAGS_PLMTUD 0x2
+
+extern void xfrm_iptfs_get_rtt_and_delays(struct ip_iptfs_cc_hdr *cch, u32 *rtt,
+					  u32 *actual_delay, u32 *xmit_delay);
+
+#endif /* _NET_IPTFS_H */