1 files changed, 117 insertions, 0 deletions
diff --git a/lib/ll_types.c b/lib/ll_types.c
new file mode 100644
index 0000000..69141ad
--- /dev/null
+++ b/lib/ll_types.c
@@ -0,0 +1,117 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * ll_types.c
+ *
+ * Authors:	Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <string.h>
+
+#include <linux/netdevice.h>
+#include <linux/if_arp.h>
+#include <linux/sockios.h>
+
+#include "rt_names.h"
+#include "utils.h"
+
+const char *ll_type_n2a(int type, char *buf, int len)
+{
+#define __PF(f,n) { ARPHRD_##f, #n },
+static const struct {
+	int type;
+	const char *name;
+} arphrd_names[] = {
+__PF(NETROM, netrom)
+__PF(ETHER, ether)
+__PF(EETHER, eether)
+__PF(AX25, ax25)
+__PF(PRONET, pronet)
+__PF(CHAOS, chaos)
+__PF(IEEE802, ieee802)
+__PF(ARCNET, arcnet)
+__PF(APPLETLK, atalk)
+__PF(DLCI, dlci)
+__PF(ATM, atm)
+__PF(METRICOM, metricom)
+__PF(IEEE1394, ieee1394)
+__PF(INFINIBAND, infiniband)
+__PF(SLIP, slip)
+__PF(CSLIP, cslip)
+__PF(SLIP6, slip6)
+__PF(CSLIP6, cslip6)
+__PF(RSRVD, rsrvd)
+__PF(ADAPT, adapt)
+__PF(ROSE, rose)
+__PF(X25, x25)
+__PF(HWX25, hwx25)
+__PF(CAN, can)
+__PF(PPP, ppp)
+__PF(HDLC, hdlc)
+__PF(LAPB, lapb)
+__PF(DDCMP, ddcmp)
+__PF(RAWHDLC, rawhdlc)
+__PF(TUNNEL, ipip)
+__PF(TUNNEL6, tunnel6)
+__PF(FRAD, frad)
+__PF(SKIP, skip)
+__PF(LOOPBACK, loopback)
+__PF(LOCALTLK, ltalk)
+__PF(FDDI, fddi)
+__PF(BIF, bif)
+__PF(SIT, sit)
+__PF(IPDDP, ip/ddp)
+__PF(IPGRE, gre)
+__PF(PIMREG, pimreg)
+__PF(HIPPI, hippi)
+__PF(ASH, ash)
+__PF(ECONET, econet)
+__PF(IRDA, irda)
+__PF(FCPP, fcpp)
+__PF(FCAL, fcal)
+__PF(FCPL, fcpl)
+__PF(FCFABRIC, fcfb0)
+__PF(FCFABRIC+1, fcfb1)
+__PF(FCFABRIC+2, fcfb2)
+__PF(FCFABRIC+3, fcfb3)
+__PF(FCFABRIC+4, fcfb4)
+__PF(FCFABRIC+5, fcfb5)
+__PF(FCFABRIC+6, fcfb6)
+__PF(FCFABRIC+7, fcfb7)
+__PF(FCFABRIC+8, fcfb8)
+__PF(FCFABRIC+9, fcfb9)
+__PF(FCFABRIC+10, fcfb10)
+__PF(FCFABRIC+11, fcfb11)
+__PF(FCFABRIC+12, fcfb12)
+__PF(IEEE802_TR, tr)
+__PF(IEEE80211, ieee802.11)
+__PF(IEEE80211_PRISM, ieee802.11/prism)
+__PF(IEEE80211_RADIOTAP, ieee802.11/radiotap)
+__PF(IEEE802154, ieee802.15.4)
+__PF(IEEE802154_MONITOR, ieee802.15.4/monitor)
+__PF(PHONET, phonet)
+__PF(PHONET_PIPE, phonet_pipe)
+__PF(CAIF, caif)
+__PF(IP6GRE, gre6)
+__PF(NETLINK, netlink)
+__PF(6LOWPAN, 6lowpan)
+__PF(NONE, none)
+__PF(VOID, void)
+};
+#undef __PF
+
+	unsigned int i;
+	for (i = 0; !numeric && i < ARRAY_SIZE(arphrd_names); i++) {
+		if (arphrd_names[i].type == type)
+			return arphrd_names[i].name;
+	}
+	snprintf(buf, len, "[%d]", type);
+	return buf;
+}