1 files changed, 101 insertions, 0 deletions
diff --git a/lib/ll_proto.c b/lib/ll_proto.c
new file mode 100644
index 0000000..5aacb5b
--- /dev/null
+++ b/lib/ll_proto.c
@@ -0,0 +1,101 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * ll_proto.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 "utils.h"
+#include "rt_names.h"
+
+
+#define __PF(f,n) { ETH_P_##f, #n },
+
+static const struct proto llproto_names[] = {
+__PF(LOOP,loop)
+__PF(PUP,pup)
+__PF(PUPAT,pupat)
+__PF(IP,ip)
+__PF(X25,x25)
+__PF(ARP,arp)
+__PF(BPQ,bpq)
+__PF(IEEEPUP,ieeepup)
+__PF(IEEEPUPAT,ieeepupat)
+__PF(DEC,dec)
+__PF(DNA_DL,dna_dl)
+__PF(DNA_RC,dna_rc)
+__PF(DNA_RT,dna_rt)
+__PF(LAT,lat)
+__PF(DIAG,diag)
+__PF(CUST,cust)
+__PF(SCA,sca)
+__PF(RARP,rarp)
+__PF(ATALK,atalk)
+__PF(AARP,aarp)
+__PF(IPX,ipx)
+__PF(IPV6,ipv6)
+__PF(PPP_DISC,ppp_disc)
+__PF(PPP_SES,ppp_ses)
+__PF(ATMMPOA,atmmpoa)
+__PF(ATMFATE,atmfate)
+__PF(802_3,802_3)
+__PF(AX25,ax25)
+__PF(ALL,all)
+__PF(802_2,802_2)
+__PF(SNAP,snap)
+__PF(DDCMP,ddcmp)
+__PF(WAN_PPP,wan_ppp)
+__PF(PPP_MP,ppp_mp)
+__PF(LOCALTALK,localtalk)
+__PF(CAN,can)
+__PF(PPPTALK,ppptalk)
+__PF(TR_802_2,tr_802_2)
+__PF(MOBITEX,mobitex)
+__PF(CONTROL,control)
+__PF(IRDA,irda)
+__PF(ECONET,econet)
+__PF(TIPC,tipc)
+__PF(PROFINET,profinet)
+__PF(AOE,aoe)
+__PF(ETHERCAT,ethercat)
+__PF(8021Q,802.1Q)
+__PF(8021AD,802.1ad)
+__PF(MPLS_UC,mpls_uc)
+__PF(MPLS_MC,mpls_mc)
+__PF(TEB,teb)
+__PF(CFM,cfm)
+
+{ 0x8100, "802.1Q" },
+{ 0x88cc, "LLDP" },
+{ ETH_P_IP, "ipv4" },
+};
+#undef __PF
+
+const char *ll_proto_n2a(unsigned short id, char *buf, int len)
+{
+	size_t len_tb = ARRAY_SIZE(llproto_names);
+
+	return proto_n2a(id, buf, len, llproto_names, len_tb);
+}
+
+int ll_proto_a2n(unsigned short *id, const char *buf)
+{
+	size_t len_tb = ARRAY_SIZE(llproto_names);
+
+	return proto_a2n(id, buf, llproto_names, len_tb);
+}