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netlink: add basic decoding of NETLINK_ROUTE tcamsg attributes

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* rtnl_tc_action.c: Include "nlattr.h" and "xlat/rtnl_tc_action_attrs.h".
(decode_tcamsg): Call decode_nlattr.
* xlat/rtnl_tc_action_attrs.in: New file.

Co-authored-by: Fabien Siron <fabien.siron@epita.fr>
This commit is contained in:
JingPiao Chen 2017-08-15 12:41:17 +08:00 committed by Dmitry V. Levin
parent 7506c69c3a
commit 41d9c32e95
2 changed files with 18 additions and 0 deletions
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11
rtnl_tc_action.c
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@ -29,15 +29,26 @@
#include "defs.h"
#include "netlink_route.h"
#include "nlattr.h"
#include "print_fields.h"
#include "netlink.h"
#include <linux/rtnetlink.h>
#include "xlat/rtnl_tc_action_attrs.h"
DECL_NETLINK_ROUTE_DECODER(decode_tcamsg)
{
struct tcamsg tca = { .tca_family = family };
PRINT_FIELD_XVAL("{", tca, tca_family, addrfams, "AF_???");
tprints("}");
const size_t offset = NLMSG_ALIGN(sizeof(tca));
if (len > offset) {
tprints(", ");
decode_nlattr(tcp, addr + offset, len - offset,
rtnl_tc_action_attrs, "TCA_ACT_???",
NULL, 0, NULL);
}
}

7
xlat/rtnl_tc_action_attrs.in Normal file
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@ -0,0 +1,7 @@
TCA_ACT_UNSPEC 0
TCA_ACT_KIND 1
TCA_ACT_OPTIONS 2
TCA_ACT_INDEX 3
TCA_ACT_STATS 4
TCA_ACT_PAD 5
TCA_ACT_COOKIE 6