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76140a77c9
and other misc stuff function old new delta print_tunnel 660 656 -4 format_host 5 - -5 get_unsigned 70 54 -16 get_u32 70 54 -16 do_iplink 1173 1151 -22 get_prefix 417 393 -24 print_rule 800 771 -29 print_addrinfo 1374 1342 -32 print_route 1745 1709 -36 iprule_modify 905 866 -39 iproute_modify 1105 1048 -57 get_integer 70 - -70 parse_args 1684 1440 -244 ------------------------------------------------------------------------------ (add/remove: 0/2 grow/shrink: 0/11 up/down: 0/-594) Total: -594 bytes text data bss dec hex filename 817378 476 7892 825746 c9992 busybox_old 816784 476 7892 825152 c9740 busybox_unstripped
130 lines
2.5 KiB
C
130 lines
2.5 KiB
C
/* vi: set sw=4 ts=4: */
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/*
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* ll_proto.c
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
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*/
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#include "libbb.h"
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#include "rt_names.h"
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#include "utils.h"
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#if defined(__GLIBC__) && __GLIBC__ >=2 && __GLIBC_MINOR__ >= 1
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#include <net/ethernet.h>
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#else
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#include <linux/if_ether.h>
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#endif
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#if !ENABLE_WERROR
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#warning de-bloat
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#endif
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/* Before re-enabling this, please (1) conditionalize exotic protocols
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* on CONFIG_something, and (2) decouple strings and numbers
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* (use llproto_ids[] = n,n,n..; and llproto_names[] = "loop\0" "pup\0" ...;)
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*/
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#define __PF(f,n) { ETH_P_##f, #n },
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static struct {
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int id;
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const char *name;
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} llproto_names[] = {
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__PF(LOOP,loop)
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__PF(PUP,pup)
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#ifdef ETH_P_PUPAT
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__PF(PUPAT,pupat)
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#endif
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__PF(IP,ip)
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__PF(X25,x25)
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__PF(ARP,arp)
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__PF(BPQ,bpq)
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#ifdef ETH_P_IEEEPUP
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__PF(IEEEPUP,ieeepup)
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#endif
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#ifdef ETH_P_IEEEPUPAT
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__PF(IEEEPUPAT,ieeepupat)
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#endif
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__PF(DEC,dec)
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__PF(DNA_DL,dna_dl)
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__PF(DNA_RC,dna_rc)
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__PF(DNA_RT,dna_rt)
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__PF(LAT,lat)
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__PF(DIAG,diag)
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__PF(CUST,cust)
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__PF(SCA,sca)
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__PF(RARP,rarp)
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__PF(ATALK,atalk)
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__PF(AARP,aarp)
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__PF(IPX,ipx)
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__PF(IPV6,ipv6)
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#ifdef ETH_P_PPP_DISC
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__PF(PPP_DISC,ppp_disc)
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#endif
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#ifdef ETH_P_PPP_SES
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__PF(PPP_SES,ppp_ses)
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#endif
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#ifdef ETH_P_ATMMPOA
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__PF(ATMMPOA,atmmpoa)
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#endif
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#ifdef ETH_P_ATMFATE
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__PF(ATMFATE,atmfate)
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#endif
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__PF(802_3,802_3)
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__PF(AX25,ax25)
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__PF(ALL,all)
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__PF(802_2,802_2)
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__PF(SNAP,snap)
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__PF(DDCMP,ddcmp)
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__PF(WAN_PPP,wan_ppp)
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__PF(PPP_MP,ppp_mp)
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__PF(LOCALTALK,localtalk)
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__PF(PPPTALK,ppptalk)
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__PF(TR_802_2,tr_802_2)
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__PF(MOBITEX,mobitex)
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__PF(CONTROL,control)
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__PF(IRDA,irda)
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#ifdef ETH_P_ECONET
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__PF(ECONET,econet)
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#endif
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{ 0x8100, "802.1Q" },
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{ ETH_P_IP, "ipv4" },
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};
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#undef __PF
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const char *ll_proto_n2a(unsigned short id, char *buf, int len)
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{
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unsigned i;
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id = ntohs(id);
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for (i = 0; i < ARRAY_SIZE(llproto_names); i++) {
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if (llproto_names[i].id == id)
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return llproto_names[i].name;
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}
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snprintf(buf, len, "[%d]", id);
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return buf;
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}
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int ll_proto_a2n(unsigned short *id, char *buf)
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{
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unsigned i;
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for (i = 0; i < ARRAY_SIZE(llproto_names); i++) {
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if (strcasecmp(llproto_names[i].name, buf) == 0) {
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i = llproto_names[i].id;
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goto good;
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}
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}
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i = bb_strtou(buf, NULL, 0);
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if (errno || i > 0xffff)
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return -1;
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good:
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*id = htons(i);
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return 0;
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}
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