diff options
Diffstat (limited to 'networking/libiproute/ll_proto.c')
| -rw-r--r-- | networking/libiproute/ll_proto.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/networking/libiproute/ll_proto.c b/networking/libiproute/ll_proto.c new file mode 100644 index 0000000..394338a --- /dev/null +++ b/networking/libiproute/ll_proto.c @@ -0,0 +1,118 @@ +/* + * 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 <sys/ioctl.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" + + +#define __PF(f,n) { ETH_P_##f, #n }, +static struct { + int id; + char *name; +} llproto_names[] = { +__PF(LOOP,loop) +__PF(PUP,pup) +#ifdef ETH_P_PUPAT +__PF(PUPAT,pupat) +#endif +__PF(IP,ip) +__PF(X25,x25) +__PF(ARP,arp) +__PF(BPQ,bpq) +#ifdef ETH_P_IEEEPUP +__PF(IEEEPUP,ieeepup) +#endif +#ifdef ETH_P_IEEEPUPAT +__PF(IEEEPUPAT,ieeepupat) +#endif +__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(PPPTALK,ppptalk) +__PF(TR_802_2,tr_802_2) +__PF(MOBITEX,mobitex) +__PF(CONTROL,control) +__PF(IRDA,irda) +__PF(ECONET,econet) + +{ 0x8100, "802.1Q" }, +{ ETH_P_IP, "ipv4" }, +}; +#undef __PF + + +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, 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_u16(id, buf, 0)) + return -1; + *id = htons(*id); + return 0; +} |