* rtnl_link.c: Include "nlattr.h" and "xlat/rtnl_link_attrs.h".
(decode_ifinfomsg): Call decode_nlattr.
* xlat/rtnl_link_attrs.in: New file.
Co-authored-by: Fabien Siron <fabien.si...@epita.fr>
---
rtnl_link.c | 14 +++++++++++++-
xlat/rtnl_link_attrs.in | 45 +++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 58 insertions(+), 1 deletion(-)
create mode 100644 xlat/rtnl_link_attrs.in
diff --git a/rtnl_link.c b/rtnl_link.c
index d1e9bb8..18897f3 100644
--- a/rtnl_link.c
+++ b/rtnl_link.c
@@ -29,15 +29,19 @@
#include "defs.h"
#include "netlink_route.h"
+#include "nlattr.h"
#include "print_fields.h"
#include "netlink.h"
#include <linux/rtnetlink.h>
+#include "xlat/rtnl_link_attrs.h"
+
DECL_NETLINK_ROUTE_DECODER(decode_ifinfomsg)
{
struct ifinfomsg ifinfo = { .ifi_family = family };
- const size_t offset = sizeof(ifinfo.ifi_family);
+ size_t offset = sizeof(ifinfo.ifi_family);
+ bool decode_nla = false;
PRINT_FIELD_XVAL("{", ifinfo, ifi_family, addrfams, "AF_???");
@@ -52,8 +56,16 @@ DECL_NETLINK_ROUTE_DECODER(decode_ifinfomsg)
PRINT_FIELD_FLAGS(", ", ifinfo, ifi_flags,
iffflags, "IFF_???");
PRINT_FIELD_X(", ", ifinfo, ifi_change);
+ decode_nla = true;
}
} else
tprints("...");
tprints("}");
+
+ offset = NLMSG_ALIGN(sizeof(ifinfo));
+ if (decode_nla && len > offset) {
+ tprints(", ");
+ decode_nlattr(tcp, addr + offset, len - offset,
+ rtnl_link_attrs, "IFLA_???", NULL, 0, NULL);
+ }
}
diff --git a/xlat/rtnl_link_attrs.in b/xlat/rtnl_link_attrs.in
new file mode 100644
index 0000000..eb7f475
--- /dev/null
+++ b/xlat/rtnl_link_attrs.in
@@ -0,0 +1,45 @@
+IFLA_UNSPEC 0
+IFLA_ADDRESS 1
+IFLA_BROADCAST 2
+IFLA_IFNAME 3
+IFLA_MTU 4
+IFLA_LINK 5
+IFLA_QDISC 6
+IFLA_STATS 7
+IFLA_COST 8
+IFLA_PRIORITY 9
+IFLA_MASTER 10
+IFLA_WIRELESS 11
+IFLA_PROTINFO 12
+IFLA_TXQLEN 13
+IFLA_MAP 14
+IFLA_WEIGHT 15
+IFLA_OPERSTATE 16
+IFLA_LINKMODE 17
+IFLA_LINKINFO 18
+IFLA_NET_NS_PID 19
+IFLA_IFALIAS 20
+IFLA_NUM_VF 21
+IFLA_VFINFO_LIST 22
+IFLA_STATS64 23
+IFLA_VF_PORTS 24
+IFLA_PORT_SELF 25
+IFLA_AF_SPEC 26
+IFLA_GROUP 27
+IFLA_NET_NS_FD 28
+IFLA_EXT_MASK 29
+IFLA_PROMISCUITY 30
+IFLA_NUM_TX_QUEUES 31
+IFLA_NUM_RX_QUEUES 32
+IFLA_CARRIER 33
+IFLA_PHYS_PORT_ID 34
+IFLA_CARRIER_CHANGES 35
+IFLA_PHYS_SWITCH_ID 36
+IFLA_LINK_NETNSID 37
+IFLA_PHYS_PORT_NAME 38
+IFLA_PROTO_DOWN 39
+IFLA_GSO_MAX_SEGS 40
+IFLA_GSO_MAX_SIZE 41
+IFLA_PAD 42
+IFLA_XDP 43
+IFLA_EVENT 44
--
2.7.4
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