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xfrm: add support for UDPv6 encapsulation of ESP

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This patch adds support for encapsulation of ESP over UDPv6. The code
is very similar to the IPv4 encapsulation implementation, and allows
to easily add espintcp on IPv6 as a follow-up.

Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
This commit is contained in:
Sabrina Dubroca
2020-04-27 17:59:34 +02:00
committed by Steffen Klassert
parent e62905ae34
commit 0146dca70b
12 changed files with 395 additions and 37 deletions
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3
net/xfrm/xfrm_interface.c
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@@ -755,6 +755,7 @@ static struct pernet_operations xfrmi_net_ops = {
static struct xfrm6_protocol xfrmi_esp6_protocol __read_mostly = {
.handler = xfrm6_rcv,
.input_handler = xfrm_input,
.cb_handler = xfrmi_rcv_cb,
.err_handler = xfrmi6_err,
.priority = 10,
@@ -762,6 +763,7 @@ static struct xfrm6_protocol xfrmi_esp6_protocol __read_mostly = {
static struct xfrm6_protocol xfrmi_ah6_protocol __read_mostly = {
.handler = xfrm6_rcv,
.input_handler = xfrm_input,
.cb_handler = xfrmi_rcv_cb,
.err_handler = xfrmi6_err,
.priority = 10,
@@ -769,6 +771,7 @@ static struct xfrm6_protocol xfrmi_ah6_protocol __read_mostly = {
static struct xfrm6_protocol xfrmi_ipcomp6_protocol __read_mostly = {
.handler = xfrm6_rcv,
.input_handler = xfrm_input,
.cb_handler = xfrmi_rcv_cb,
.err_handler = xfrmi6_err,
.priority = 10,