projects / mirror_iproute2.git / blame
| Commit | Line | Data |
|---|---|---|
| aba5acdf SH |
1 | /* |
| 2 | * ll_proto.c | |
| 3 | * | |
| 4 | * This program is free software; you can redistribute it and/or | |
| 5 | * modify it under the terms of the GNU General Public License | |
| 6 | * as published by the Free Software Foundation; either version | |
| 7 | * 2 of the License, or (at your option) any later version. | |
| 8 | * | |
| 9 | * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> | |
| 10 | */ | |
| 11 | ||
| 12 | #include <stdio.h> | |
| 13 | #include <stdlib.h> | |
| 14 | #include <unistd.h> | |
| 15 | #include <syslog.h> | |
| 16 | #include <fcntl.h> | |
| 17 | #include <sys/ioctl.h> | |
| 18 | #include <sys/socket.h> | |
| 19 | #include <sys/ioctl.h> | |
| 20 | #include <linux/netdevice.h> | |
| 21 | #include <linux/if_arp.h> | |
| 22 | #include <linux/sockios.h> | |
| 23 | #include <netinet/in.h> | |
| 24 | #include <arpa/inet.h> | |
| 25 | #include <string.h> | |
| 26 | ||
| 27 | #include "utils.h" | |
| 28 | ||
| 29 | ||
| 30 | #define __PF(f,n) { ETH_P_##f, #n }, | |
| 31 | static struct { | |
| 32 | int id; | |
| 33 | char *name; | |
| 34 | } llproto_names[] = { | |
| 35 | __PF(LOOP,loop) | |
| 36 | __PF(PUP,pup) | |
| 37 | #ifdef ETH_P_PUPAT | |
| 38 | __PF(PUPAT,pupat) | |
| 39 | #endif | |
| 40 | __PF(IP,ip) | |
| 41 | __PF(X25,x25) | |
| 42 | __PF(ARP,arp) | |
| 43 | __PF(BPQ,bpq) | |
| 44 | #ifdef ETH_P_IEEEPUP | |
| 45 | __PF(IEEEPUP,ieeepup) | |
| 46 | #endif | |
| 47 | #ifdef ETH_P_IEEEPUPAT | |
| 48 | __PF(IEEEPUPAT,ieeepupat) | |
| 49 | #endif | |
| 50 | __PF(DEC,dec) | |
| 51 | __PF(DNA_DL,dna_dl) | |
| 52 | __PF(DNA_RC,dna_rc) | |
| 53 | __PF(DNA_RT,dna_rt) | |
| 54 | __PF(LAT,lat) | |
| 55 | __PF(DIAG,diag) | |
| 56 | __PF(CUST,cust) | |
| 57 | __PF(SCA,sca) | |
| 58 | __PF(RARP,rarp) | |
| 59 | __PF(ATALK,atalk) | |
| 60 | __PF(AARP,aarp) | |
| 61 | __PF(IPX,ipx) | |
| 62 | __PF(IPV6,ipv6) | |
| 63 | #ifdef ETH_P_PPP_DISC | |
| 64 | __PF(PPP_DISC,ppp_disc) | |
| 65 | #endif | |
| 66 | #ifdef ETH_P_PPP_SES | |
| 67 | __PF(PPP_SES,ppp_ses) | |
| 68 | #endif | |
| 69 | #ifdef ETH_P_ATMMPOA | |
| 70 | __PF(ATMMPOA,atmmpoa) | |
| 71 | #endif | |
| 72 | #ifdef ETH_P_ATMFATE | |
| 73 | __PF(ATMFATE,atmfate) | |
| 74 | #endif | |
| 75 | ||
| 76 | __PF(802_3,802_3) | |
| 77 | __PF(AX25,ax25) | |
| 78 | __PF(ALL,all) | |
| 79 | __PF(802_2,802_2) | |
| 80 | __PF(SNAP,snap) | |
| 81 | __PF(DDCMP,ddcmp) | |
| 82 | __PF(WAN_PPP,wan_ppp) | |
| 83 | __PF(PPP_MP,ppp_mp) | |
| 84 | __PF(LOCALTALK,localtalk) | |
| 85 | __PF(PPPTALK,ppptalk) | |
| 86 | __PF(TR_802_2,tr_802_2) | |
| 87 | __PF(MOBITEX,mobitex) | |
| 88 | __PF(CONTROL,control) | |
| 89 | __PF(IRDA,irda) | |
| 90 | #ifdef ETH_P_ECONET | |
| 91 | __PF(ECONET,econet) | |
| 92 | #endif | |
| 93 | ||
| 94 | { 0x8100, "802.1Q" }, | |
| 95 | { ETH_P_IP, "ipv4" }, | |
| 96 | }; | |
| 97 | #undef __PF | |
| 98 | ||
| 99 | ||
| 100 | char * ll_proto_n2a(unsigned short id, char *buf, int len) | |
| 101 | { | |
| 102 | int i; | |
| 103 | ||
| 104 | id = ntohs(id); | |
| 105 | ||
| 106 | for (i=0; i<sizeof(llproto_names)/sizeof(llproto_names[0]); i++) { | |
| 107 | if (llproto_names[i].id == id) | |
| 108 | return llproto_names[i].name; | |
| 109 | } | |
| 110 | snprintf(buf, len, "[%d]", id); | |
| 111 | return buf; | |
| 112 | } | |
| 113 | ||
| 114 | int ll_proto_a2n(unsigned short *id, char *buf) | |
| 115 | { | |
| 116 | int i; | |
| 117 | for (i=0; i<sizeof(llproto_names)/sizeof(llproto_names[0]); i++) { | |
| 118 | if (strcasecmp(llproto_names[i].name, buf) == 0) { | |
| 119 | *id = htons(llproto_names[i].id); | |
| 120 | return 0; | |
| 121 | } | |
| 122 | } | |
| 123 | if (get_u16(id, buf, 0)) | |
| 124 | return -1; | |
| 125 | *id = htons(*id); | |
| 126 | return 0; | |
| 127 | } |