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| /*
| * ll_proto.c
| *
| * This program is free software; you can redistribute it and/or
| * modify it under the terms of the GNU General Public License
| * as published by the Free Software Foundation; either version
| * 2 of the License, or (at your option) any later version.
| *
| * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
| */
|
| #include <stdio.h>
| #include <stdlib.h>
| #include <unistd.h>
| #include <syslog.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 {
| int id;
| const char *name;
| } 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(AOE,aoe)
| __PF(8021Q,802.1Q)
| __PF(8021AD,802.1ad)
|
| { 0x8100, "802.1Q" },
| { 0x88cc, "LLDP" },
| { ETH_P_IP, "ipv4" },
| };
| #undef __PF
|
|
| const char * ll_proto_n2a(unsigned short id, char *buf, int len)
| {
| int i;
|
| id = ntohs(id);
|
| for (i=0; i<sizeof(llproto_names)/sizeof(llproto_names[0]); i++) {
| if (llproto_names[i].id == id)
| return llproto_names[i].name;
| }
| snprintf(buf, len, "[%d]", id);
| return buf;
| }
|
| int ll_proto_a2n(unsigned short *id, const char *buf)
| {
| int i;
| for (i=0; i < sizeof(llproto_names)/sizeof(llproto_names[0]); i++) {
| if (strcasecmp(llproto_names[i].name, buf) == 0) {
| *id = htons(llproto_names[i].id);
| return 0;
| }
| }
| if (get_be16(id, buf, 0))
| return -1;
| return 0;
| }
|
|
