1 /* vi: set sw=4 ts=4: */
2 /*
3  * This program is free software; you can redistribute it and/or
4  * modify it under the terms of the GNU General Public License
5  * as published by the Free Software Foundation; either version
6  * 2 of the License, or (at your option) any later version.
7  *
8  * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
9  */
10 #include <sys/socket.h> /* linux/if_arp.h needs it on some systems */
11 #include <arpa/inet.h>
12 #include <linux/if_arp.h>
13 
14 #include "libbb.h"
15 #include "rt_names.h"
16 
ll_type_n2a(int type,char * buf)17 const char* FAST_FUNC ll_type_n2a(int type, char *buf)
18 {
19 	static const char arphrd_name[] ALIGN1 =
20 	/* 0,                  */ "generic" "\0"
21 	/* ARPHRD_LOOPBACK,    */ "loopback" "\0"
22 	/* ARPHRD_ETHER,       */ "ether" "\0"
23 #ifdef ARPHRD_INFINIBAND
24 	/* ARPHRD_INFINIBAND,  */ "infiniband" "\0"
25 #endif
26 #ifdef ARPHRD_IEEE802_TR
27 	/* ARPHRD_IEEE802,     */ "ieee802" "\0"
28 	/* ARPHRD_IEEE802_TR,  */ "tr" "\0"
29 #else
30 	/* ARPHRD_IEEE802,     */ "tr" "\0"
31 #endif
32 #ifdef ARPHRD_IEEE80211
33 	/* ARPHRD_IEEE80211,   */ "ieee802.11" "\0"
34 #endif
35 #ifdef ARPHRD_IEEE1394
36 	/* ARPHRD_IEEE1394,    */ "ieee1394" "\0"
37 #endif
38 	/* ARPHRD_IRDA,        */ "irda" "\0"
39 	/* ARPHRD_SLIP,        */ "slip" "\0"
40 	/* ARPHRD_CSLIP,       */ "cslip" "\0"
41 	/* ARPHRD_SLIP6,       */ "slip6" "\0"
42 	/* ARPHRD_CSLIP6,      */ "cslip6" "\0"
43 	/* ARPHRD_PPP,         */ "ppp" "\0"
44 	/* ARPHRD_TUNNEL,      */ "ipip" "\0"
45 	/* ARPHRD_TUNNEL6,     */ "tunnel6" "\0"
46 	/* ARPHRD_SIT,         */ "sit" "\0"
47 	/* ARPHRD_IPGRE,       */ "gre" "\0"
48 #ifdef ARPHRD_VOID
49 	/* ARPHRD_VOID,        */ "void" "\0"
50 #endif
51 
52 #if ENABLE_FEATURE_IP_RARE_PROTOCOLS
53 	/* ARPHRD_EETHER,      */ "eether" "\0"
54 	/* ARPHRD_AX25,        */ "ax25" "\0"
55 	/* ARPHRD_PRONET,      */ "pronet" "\0"
56 	/* ARPHRD_CHAOS,       */ "chaos" "\0"
57 	/* ARPHRD_ARCNET,      */ "arcnet" "\0"
58 	/* ARPHRD_APPLETLK,    */ "atalk" "\0"
59 	/* ARPHRD_DLCI,        */ "dlci" "\0"
60 #ifdef ARPHRD_ATM
61 	/* ARPHRD_ATM,         */ "atm" "\0"
62 #endif
63 	/* ARPHRD_METRICOM,    */ "metricom" "\0"
64 	/* ARPHRD_RSRVD,       */ "rsrvd" "\0"
65 	/* ARPHRD_ADAPT,       */ "adapt" "\0"
66 	/* ARPHRD_ROSE,        */ "rose" "\0"
67 	/* ARPHRD_X25,         */ "x25" "\0"
68 #ifdef ARPHRD_HWX25
69 	/* ARPHRD_HWX25,       */ "hwx25" "\0"
70 #endif
71 	/* ARPHRD_HDLC,        */ "hdlc" "\0"
72 	/* ARPHRD_LAPB,        */ "lapb" "\0"
73 #ifdef ARPHRD_DDCMP
74 	/* ARPHRD_DDCMP,       */ "ddcmp" "\0"
75 	/* ARPHRD_RAWHDLC,     */ "rawhdlc" "\0"
76 #endif
77 	/* ARPHRD_FRAD,        */ "frad" "\0"
78 	/* ARPHRD_SKIP,        */ "skip" "\0"
79 	/* ARPHRD_LOCALTLK,    */ "ltalk" "\0"
80 	/* ARPHRD_FDDI,        */ "fddi" "\0"
81 	/* ARPHRD_BIF,         */ "bif" "\0"
82 	/* ARPHRD_IPDDP,       */ "ip/ddp" "\0"
83 	/* ARPHRD_PIMREG,      */ "pimreg" "\0"
84 	/* ARPHRD_HIPPI,       */ "hippi" "\0"
85 	/* ARPHRD_ASH,         */ "ash" "\0"
86 	/* ARPHRD_ECONET,      */ "econet" "\0"
87 	/* ARPHRD_FCPP,        */ "fcpp" "\0"
88 	/* ARPHRD_FCAL,        */ "fcal" "\0"
89 	/* ARPHRD_FCPL,        */ "fcpl" "\0"
90 	/* ARPHRD_FCFABRIC,    */ "fcfb0" "\0"
91 	/* ARPHRD_FCFABRIC+1,  */ "fcfb1" "\0"
92 	/* ARPHRD_FCFABRIC+2,  */ "fcfb2" "\0"
93 	/* ARPHRD_FCFABRIC+3,  */ "fcfb3" "\0"
94 	/* ARPHRD_FCFABRIC+4,  */ "fcfb4" "\0"
95 	/* ARPHRD_FCFABRIC+5,  */ "fcfb5" "\0"
96 	/* ARPHRD_FCFABRIC+6,  */ "fcfb6" "\0"
97 	/* ARPHRD_FCFABRIC+7,  */ "fcfb7" "\0"
98 	/* ARPHRD_FCFABRIC+8,  */ "fcfb8" "\0"
99 	/* ARPHRD_FCFABRIC+9,  */ "fcfb9" "\0"
100 	/* ARPHRD_FCFABRIC+10, */ "fcfb10" "\0"
101 	/* ARPHRD_FCFABRIC+11, */ "fcfb11" "\0"
102 	/* ARPHRD_FCFABRIC+12, */ "fcfb12" "\0"
103 #endif /* FEATURE_IP_RARE_PROTOCOLS */
104 	;
105 
106 	/* Keep these arrays in sync! */
107 
108 	static const uint16_t arphrd_type[] ALIGN2 = {
109 	0,                  /* "generic" "\0" */
110 	ARPHRD_LOOPBACK,    /* "loopback" "\0" */
111 	ARPHRD_ETHER,       /* "ether" "\0" */
112 #ifdef ARPHRD_INFINIBAND
113 	ARPHRD_INFINIBAND,  /* "infiniband" "\0" */
114 #endif
115 #ifdef ARPHRD_IEEE802_TR
116 	ARPHRD_IEEE802,     /* "ieee802" "\0" */
117 	ARPHRD_IEEE802_TR,  /* "tr" "\0" */
118 #else
119 	ARPHRD_IEEE802,     /* "tr" "\0" */
120 #endif
121 #ifdef ARPHRD_IEEE80211
122 	ARPHRD_IEEE80211,   /* "ieee802.11" "\0" */
123 #endif
124 #ifdef ARPHRD_IEEE1394
125 	ARPHRD_IEEE1394,    /* "ieee1394" "\0" */
126 #endif
127 	ARPHRD_IRDA,        /* "irda" "\0" */
128 	ARPHRD_SLIP,        /* "slip" "\0" */
129 	ARPHRD_CSLIP,       /* "cslip" "\0" */
130 	ARPHRD_SLIP6,       /* "slip6" "\0" */
131 	ARPHRD_CSLIP6,      /* "cslip6" "\0" */
132 	ARPHRD_PPP,         /* "ppp" "\0" */
133 	ARPHRD_TUNNEL,      /* "ipip" "\0" */
134 	ARPHRD_TUNNEL6,     /* "tunnel6" "\0" */
135 	ARPHRD_SIT,         /* "sit" "\0" */
136 	ARPHRD_IPGRE,       /* "gre" "\0" */
137 #ifdef ARPHRD_VOID
138 	ARPHRD_VOID,        /* "void" "\0" */
139 #endif
140 
141 #if ENABLE_FEATURE_IP_RARE_PROTOCOLS
142 	ARPHRD_EETHER,      /* "eether" "\0" */
143 	ARPHRD_AX25,        /* "ax25" "\0" */
144 	ARPHRD_PRONET,      /* "pronet" "\0" */
145 	ARPHRD_CHAOS,       /* "chaos" "\0" */
146 	ARPHRD_ARCNET,      /* "arcnet" "\0" */
147 	ARPHRD_APPLETLK,    /* "atalk" "\0" */
148 	ARPHRD_DLCI,        /* "dlci" "\0" */
149 #ifdef ARPHRD_ATM
150 	ARPHRD_ATM,         /* "atm" "\0" */
151 #endif
152 	ARPHRD_METRICOM,    /* "metricom" "\0" */
153 	ARPHRD_RSRVD,       /* "rsrvd" "\0" */
154 	ARPHRD_ADAPT,       /* "adapt" "\0" */
155 	ARPHRD_ROSE,        /* "rose" "\0" */
156 	ARPHRD_X25,         /* "x25" "\0" */
157 #ifdef ARPHRD_HWX25
158 	ARPHRD_HWX25,       /* "hwx25" "\0" */
159 #endif
160 	ARPHRD_HDLC,        /* "hdlc" "\0" */
161 	ARPHRD_LAPB,        /* "lapb" "\0" */
162 #ifdef ARPHRD_DDCMP
163 	ARPHRD_DDCMP,       /* "ddcmp" "\0" */
164 	ARPHRD_RAWHDLC,     /* "rawhdlc" "\0" */
165 #endif
166 	ARPHRD_FRAD,        /* "frad" "\0" */
167 	ARPHRD_SKIP,        /* "skip" "\0" */
168 	ARPHRD_LOCALTLK,    /* "ltalk" "\0" */
169 	ARPHRD_FDDI,        /* "fddi" "\0" */
170 	ARPHRD_BIF,         /* "bif" "\0" */
171 	ARPHRD_IPDDP,       /* "ip/ddp" "\0" */
172 	ARPHRD_PIMREG,      /* "pimreg" "\0" */
173 	ARPHRD_HIPPI,       /* "hippi" "\0" */
174 	ARPHRD_ASH,         /* "ash" "\0" */
175 	ARPHRD_ECONET,      /* "econet" "\0" */
176 	ARPHRD_FCPP,        /* "fcpp" "\0" */
177 	ARPHRD_FCAL,        /* "fcal" "\0" */
178 	ARPHRD_FCPL,        /* "fcpl" "\0" */
179 	ARPHRD_FCFABRIC,    /* "fcfb0" "\0" */
180 	ARPHRD_FCFABRIC+1,  /* "fcfb1" "\0" */
181 	ARPHRD_FCFABRIC+2,  /* "fcfb2" "\0" */
182 	ARPHRD_FCFABRIC+3,  /* "fcfb3" "\0" */
183 	ARPHRD_FCFABRIC+4,  /* "fcfb4" "\0" */
184 	ARPHRD_FCFABRIC+5,  /* "fcfb5" "\0" */
185 	ARPHRD_FCFABRIC+6,  /* "fcfb6" "\0" */
186 	ARPHRD_FCFABRIC+7,  /* "fcfb7" "\0" */
187 	ARPHRD_FCFABRIC+8,  /* "fcfb8" "\0" */
188 	ARPHRD_FCFABRIC+9,  /* "fcfb9" "\0" */
189 	ARPHRD_FCFABRIC+10, /* "fcfb10" "\0" */
190 	ARPHRD_FCFABRIC+11, /* "fcfb11" "\0" */
191 	ARPHRD_FCFABRIC+12, /* "fcfb12" "\0" */
192 #endif /* FEATURE_IP_RARE_PROTOCOLS */
193 	};
194 
195 	unsigned i;
196 	const char *aname = arphrd_name;
197 	for (i = 0; i < ARRAY_SIZE(arphrd_type); i++) {
198 		if (arphrd_type[i] == type)
199 			return aname;
200 		aname += strlen(aname) + 1;
201 	}
202 	sprintf(buf, "[%d]", type);
203 	return buf;
204 }
205