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[ipsec-next,v2,02/17] include: uapi: add ip_tfs_*_hdr packet formats

Message ID 20240520214255.2590923-3-chopps@chopps.org (mailing list archive)
State Awaiting Upstream
Headers show
Series Add IP-TFS mode to xfrm | expand

Checks

Context Check Description
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Christian Hopps May 20, 2024, 9:42 p.m. UTC 
From: Christian Hopps <chopps@labn.net>

Add the on-wire basic and congestion-control IP-TFS packet headers.

Signed-off-by: Christian Hopps <chopps@labn.net>
---
 include/uapi/linux/ip.h | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
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Patch

diff --git a/include/uapi/linux/ip.h b/include/uapi/linux/ip.h
index 283dec7e3645..5bd7ce934d74 100644
--- a/include/uapi/linux/ip.h
+++ b/include/uapi/linux/ip.h
@@ -137,6 +137,22 @@  struct ip_beet_phdr {
 	__u8 reserved;
 };
 
+struct ip_iptfs_hdr {
+	__u8 subtype;		/* 0*: basic, 1: CC */
+	__u8 flags;
+	__be16 block_offset;
+};
+
+struct ip_iptfs_cc_hdr {
+	__u8 subtype;		/* 0: basic, 1*: CC */
+	__u8 flags;
+	__be16 block_offset;
+	__be32 loss_rate;
+	__be64 rtt_adelay_xdelay;
+	__be32 tval;
+	__be32 techo;
+};
+
 /* index values for the variables in ipv4_devconf */
 enum
 {