From af3cadb6a46ba93e8a729e71d82b176275931e62 Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Wed, 24 Jan 2018 13:21:44 +0100 Subject: [PATCH] system-linux: VXLAN: add options to enable and disable UDP checksums Signed-off-by: Matthias Schiffer --- system-linux.c | 11 +++++++++++ system.c | 2 ++ system.h | 2 ++ 3 files changed, 15 insertions(+) diff --git a/system-linux.c b/system-linux.c index 32d6ffc..0277886 100644 --- a/system-linux.c +++ b/system-linux.c @@ -2841,6 +2841,17 @@ static int system_add_vxlan(const char *name, const unsigned int link, struct bl } nla_put_u16(msg, IFLA_VXLAN_PORT, htons(port)); + if ((cur = tb_data[VXLAN_DATA_ATTR_RXCSUM])) { + bool rxcsum = blobmsg_get_bool(cur); + nla_put_u8(msg, IFLA_VXLAN_UDP_ZERO_CSUM6_RX, !rxcsum); + } + + if ((cur = tb_data[VXLAN_DATA_ATTR_TXCSUM])) { + bool txcsum = blobmsg_get_bool(cur); + nla_put_u8(msg, IFLA_VXLAN_UDP_CSUM, txcsum); + nla_put_u8(msg, IFLA_VXLAN_UDP_ZERO_CSUM6_TX, !txcsum); + } + if ((cur = tb[TUNNEL_ATTR_TOS])) { char *str = blobmsg_get_string(cur); unsigned tos = 1; diff --git a/system.c b/system.c index 5555272..e236e96 100644 --- a/system.c +++ b/system.c @@ -36,6 +36,8 @@ static const struct blobmsg_policy vxlan_data_attrs[__VXLAN_DATA_ATTR_MAX] = { [VXLAN_DATA_ATTR_ID] = { .name = "id", .type = BLOBMSG_TYPE_INT32 }, [VXLAN_DATA_ATTR_PORT] = { .name = "port", .type = BLOBMSG_TYPE_INT32 }, [VXLAN_DATA_ATTR_MACADDR] = { .name = "macaddr", .type = BLOBMSG_TYPE_STRING }, + [VXLAN_DATA_ATTR_RXCSUM] = { .name = "rxcsum", .type = BLOBMSG_TYPE_BOOL }, + [VXLAN_DATA_ATTR_TXCSUM] = { .name = "txcsum", .type = BLOBMSG_TYPE_BOOL }, }; const struct uci_blob_param_list vxlan_data_attr_list = { diff --git a/system.h b/system.h index 61c72c2..371a524 100644 --- a/system.h +++ b/system.h @@ -41,6 +41,8 @@ enum vxlan_data { VXLAN_DATA_ATTR_ID, VXLAN_DATA_ATTR_PORT, VXLAN_DATA_ATTR_MACADDR, + VXLAN_DATA_ATTR_RXCSUM, + VXLAN_DATA_ATTR_TXCSUM, __VXLAN_DATA_ATTR_MAX }; -- 2.25.1