8f6d1f3cf5859e69cf23ce5b96a89f9d492e18b0
[dragonfly.git] / sys / net / if_media.h
1 /*      $NetBSD: if_media.h,v 1.3 1997/03/26 01:19:27 thorpej Exp $     */
2 /* $FreeBSD: src/sys/net/if_media.h,v 1.9.2.4 2002/07/30 06:22:40 imp Exp $ */
3 /* $DragonFly: src/sys/net/if_media.h,v 1.5 2004/05/06 20:46:37 dillon Exp $ */
4
5 /*
6  * Copyright (c) 1997
7  *      Jonathan Stone and Jason R. Thorpe.  All rights reserved.
8  *
9  * This software is derived from information provided by Matt Thomas.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *      This product includes software developed by Jonathan Stone
22  *      and Jason R. Thorpe for the NetBSD Project.
23  * 4. The names of the authors may not be used to endorse or promote products
24  *    derived from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
27  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
28  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
29  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
30  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
31  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
32  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
33  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
34  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  */
38
39 #ifndef _NET_IF_MEDIA_H_
40 #define _NET_IF_MEDIA_H_
41
42 /*
43  * Prototypes and definitions for BSD/OS-compatible network interface
44  * media selection.
45  *
46  * Where it is safe to do so, this code strays slightly from the BSD/OS
47  * design.  Software which uses the API (device drivers, basically)
48  * shouldn't notice any difference.
49  *
50  * Many thanks to Matt Thomas for providing the information necessary
51  * to implement this interface.
52  */
53
54 #ifdef _KERNEL
55
56 #include <sys/queue.h>
57
58 /*
59  * Driver callbacks for media status and change requests.
60  */
61 typedef int (*ifm_change_cb_t)(struct ifnet *ifp);
62 typedef void (*ifm_stat_cb_t)(struct ifnet *ifp, struct ifmediareq *req);
63
64 /*
65  * In-kernel representation of a single supported media type.
66  */
67 struct ifmedia_entry {
68         LIST_ENTRY(ifmedia_entry) ifm_list;
69         int     ifm_media;      /* description of this media attachment */
70         int     ifm_data;       /* for driver-specific use */
71         void    *ifm_aux;       /* for driver-specific use */
72 };
73
74 /*
75  * One of these goes into a network interface's softc structure.
76  * It is used to keep general media state.
77  */
78 struct ifmedia {
79         int     ifm_mask;       /* mask of changes we don't care about */
80         int     ifm_media;      /* current user-set media word */
81         struct ifmedia_entry *ifm_cur;  /* currently selected media */
82         LIST_HEAD(, ifmedia_entry) ifm_list; /* list of all supported media */
83         ifm_change_cb_t ifm_change;     /* media change driver callback */
84         ifm_stat_cb_t   ifm_status;     /* media status driver callback */
85 };
86
87 /* Initialize an interface's struct if_media field. */
88 void    ifmedia_init(struct ifmedia *ifm, int dontcare_mask,
89             ifm_change_cb_t change_callback, ifm_stat_cb_t status_callback);
90
91 /* Remove all mediums from a struct ifmedia.  */
92 void    ifmedia_removeall( struct ifmedia *ifm);
93
94 /* Add one supported medium to a struct ifmedia. */
95 void    ifmedia_add(struct ifmedia *ifm, int mword, int data, void *aux);
96
97 /* Add an array (of ifmedia_entry) media to a struct ifmedia. */
98 void    ifmedia_list_add(struct ifmedia *mp, struct ifmedia_entry *lp,
99             int count);
100
101 /* Set default media type on initialization. */
102 void    ifmedia_set(struct ifmedia *ifm, int mword);
103
104 /* Common ioctl function for getting/setting media, called by driver. */
105 int     ifmedia_ioctl(struct ifnet *ifp, struct ifreq *ifr,
106             struct ifmedia *ifm, u_long cmd);
107
108 #endif /*_KERNEL */
109
110 /*
111  * if_media Options word:
112  *      Bits    Use
113  *      ----    -------
114  *      0-4     Media variant
115  *      5-7     Media type
116  *      8-15    Type specific options
117  *      16-19   RFU
118  *      20-27   Shared (global) options
119  *      28-31   Instance
120  */
121
122 /*
123  * Ethernet
124  */
125 #define IFM_ETHER       0x00000020
126 #define IFM_10_T        3               /* 10BaseT - RJ45 */
127 #define IFM_10_2        4               /* 10Base2 - Thinnet */
128 #define IFM_10_5        5               /* 10Base5 - AUI */
129 #define IFM_100_TX      6               /* 100BaseTX - RJ45 */
130 #define IFM_100_FX      7               /* 100BaseFX - Fiber */
131 #define IFM_100_T4      8               /* 100BaseT4 - 4 pair cat 3 */
132 #define IFM_100_VG      9               /* 100VG-AnyLAN */
133 #define IFM_100_T2      10              /* 100BaseT2 */
134 #define IFM_1000_FX     11              /* 1000BaseFX - gigabit over fiber */
135 #define IFM_10_STP      12              /* 10BaseT over shielded TP */
136 #define IFM_10_FL       13              /* 10baseFL - Fiber */
137 #define IFM_1000_SX     14              /* 1000BaseSX Multi-mode Fiber */
138 #define IFM_1000_LX     15              /* 1000BaseLX Single-mode Fiber */
139 #define IFM_1000_CX     16              /* 1000BaseCX 150ohm STP */
140 #define IFM_1000_TX     17              /* 1000BaseTX 4 pair cat 5 */
141 #define IFM_homePNA     18              /* HomePNA media for ethernet frames */
142 /* note 31 is the max! */
143
144 /*
145  * Token ring
146  */
147 #define IFM_TOKEN       0x00000040
148 #define IFM_TOK_STP4    3               /* Shielded twisted pair 4m - DB9 */
149 #define IFM_TOK_STP16   4               /* Shielded twisted pair 16m - DB9 */
150 #define IFM_TOK_UTP4    5               /* Unshielded twisted pair 4m - RJ45 */
151 #define IFM_TOK_UTP16   6               /* Unshielded twisted pair 16m - RJ45 */
152 #define IFM_TOK_STP100  7               /* Shielded twisted pair 100m - DB9 */
153 #define IFM_TOK_UTP100  8               /* Unshielded twisted pair 100m - RJ45 */
154 #define IFM_TOK_ETR     0x00000200      /* Early token release */
155 #define IFM_TOK_SRCRT   0x00000400      /* Enable source routing features */
156 #define IFM_TOK_ALLR    0x00000800      /* All routes / Single route bcast */
157 #define IFM_TOK_DTR     0x00002000      /* Dedicated token ring */
158 #define IFM_TOK_CLASSIC 0x00004000      /* Classic token ring */
159 #define IFM_TOK_AUTO    0x00008000      /* Automatic Dedicate/Classic token ring */
160
161 /*
162  * FDDI
163  */
164 #define IFM_FDDI        0x00000060
165 #define IFM_FDDI_SMF    3               /* Single-mode fiber */
166 #define IFM_FDDI_MMF    4               /* Multi-mode fiber */
167 #define IFM_FDDI_UTP    5               /* CDDI / UTP */
168 #define IFM_FDDI_DA     0x00000100      /* Dual attach / single attach */
169
170 /*
171  * IEEE 802.11 Wireless
172  */
173 #define IFM_IEEE80211   0x00000080
174 /* NB: 0,1,2 are auto, manual, none defined below */
175 #define IFM_IEEE80211_FH1       3       /* Frequency Hopping 1Mbps */
176 #define IFM_IEEE80211_FH2       4       /* Frequency Hopping 2Mbps */
177 #define IFM_IEEE80211_DS1       5       /* Direct Sequence 1Mbps */
178 #define IFM_IEEE80211_DS2       6       /* Direct Sequence 2Mbps */
179 #define IFM_IEEE80211_DS5       7       /* Direct Sequence 5.5Mbps */
180 #define IFM_IEEE80211_DS11      8       /* Direct Sequence 11Mbps */
181 #define IFM_IEEE80211_DS22      9       /* Direct Sequence 22Mbps */
182 #define IFM_IEEE80211_OFDM6     10      /* OFDM 6Mbps */
183 #define IFM_IEEE80211_OFDM9     11      /* OFDM 9Mbps */
184 #define IFM_IEEE80211_OFDM12    12      /* OFDM 12Mbps */
185 #define IFM_IEEE80211_OFDM18    13      /* OFDM 18Mbps */
186 #define IFM_IEEE80211_OFDM24    14      /* OFDM 24Mbps */
187 #define IFM_IEEE80211_OFDM36    15      /* OFDM 36Mbps */
188 #define IFM_IEEE80211_OFDM48    16      /* OFDM 48Mbps */
189 #define IFM_IEEE80211_OFDM54    17      /* OFDM 54Mbps */
190 #define IFM_IEEE80211_OFDM72    18      /* OFDM 72Mbps */
191
192 #define IFM_IEEE80211_ADHOC     0x00000100      /* Operate in Adhoc mode */
193 #define IFM_IEEE80211_HOSTAP    0x00000200      /* Operate in Host AP mode */
194 #define IFM_IEEE80211_IBSS      0x00000400      /* Operate in IBSS mode */
195 #define IFM_IEEE80211_IBSSMASTER 0x00000800     /* Operate as an IBSS master */
196 #define IFM_IEEE80211_TURBO     0x00001000      /* Operate in turbo mode */
197 #define IFM_IEEE80211_MONITOR   0x00002000      /* Operate in monitor mode */
198
199 /* operating mode for multi-mode devices */
200 #define IFM_IEEE80211_11A       0x00010000      /* 5Ghz, OFDM mode */
201 #define IFM_IEEE80211_11B       0x00020000      /* Direct Sequence mode */
202 #define IFM_IEEE80211_11G       0x00030000      /* 2Ghz, CCK mode */
203 #define IFM_IEEE80211_FH        0x00040000      /* 2Ghz, GFSK mode */
204
205 /*
206  * Shared media sub-types
207  */
208 #define IFM_AUTO        0               /* Autoselect best media */
209 #define IFM_MANUAL      1               /* Jumper/dipswitch selects media */
210 #define IFM_NONE        2               /* Deselect all media */
211
212 /*
213  * Shared options
214  */
215 #define IFM_FDX         0x00100000      /* Force full duplex */
216 #define IFM_HDX         0x00200000      /* Force half duplex */
217 #define IFM_FLAG0       0x01000000      /* Driver defined flag */
218 #define IFM_FLAG1       0x02000000      /* Driver defined flag */
219 #define IFM_FLAG2       0x04000000      /* Driver defined flag */
220 #define IFM_LOOP        0x08000000      /* Put hardware in loopback */
221
222 /*
223  * Masks
224  */
225 #define IFM_NMASK       0x000000e0      /* Network type */
226 #define IFM_TMASK       0x0000001f      /* Media sub-type */
227 #define IFM_IMASK       0xf0000000      /* Instance */
228 #define IFM_ISHIFT      28              /* Instance shift */
229 #define IFM_OMASK       0x0000ff00      /* Type specific options */
230 #define IFM_MMASK       0x00070000      /* Mode */
231 #define IFM_MSHIFT      16              /* Mode shift */
232 #define IFM_GMASK       0x0ff00000      /* Global options */
233
234 /*
235  * Status bits
236  */
237 #define IFM_AVALID      0x00000001      /* Active bit valid */
238 #define IFM_ACTIVE      0x00000002      /* Interface attached to working net */
239
240 /*
241  * Macros to extract various bits of information from the media word.
242  */
243 #define IFM_TYPE(x)         ((x) & IFM_NMASK)
244 #define IFM_SUBTYPE(x)      ((x) & IFM_TMASK)
245 #define IFM_TYPE_OPTIONS(x) ((x) & IFM_OMASK)
246 #define IFM_INST(x)         (((x) & IFM_IMASK) >> IFM_ISHIFT)
247 #define IFM_OPTIONS(x)      ((x) & (IFM_OMASK|IFM_GMASK))
248 #define IFM_MODE(x)         ((x) & IFM_MMASK)
249
250 #define IFM_INST_MAX    IFM_INST(IFM_IMASK)
251
252 /*
253  * Macro to create a media word.
254  */
255 #define IFM_MAKEWORD(type, subtype, options, instance)                  \
256         ((type) | (subtype) | (options) | ((instance) << IFM_ISHIFT))
257
258 /*
259  * NetBSD extension not defined in the BSDI API.  This is used in various
260  * places to get the canonical description for a given type/subtype.
261  *
262  * NOTE: all but the top-level type descriptions must contain NO whitespace!
263  * Otherwise, parsing these in ifconfig(8) would be a nightmare.
264  */
265 struct ifmedia_description {
266         int     ifmt_word;              /* word value; may be masked */
267         const char *ifmt_string;        /* description */
268 };
269
270 #define IFM_TYPE_DESCRIPTIONS {                                         \
271         { IFM_ETHER,            "Ethernet" },                           \
272         { IFM_TOKEN,            "Token ring" },                         \
273         { IFM_FDDI,             "FDDI" },                               \
274         { IFM_IEEE80211,        "IEEE 802.11 Wireless Ethernet" },      \
275         { 0, NULL },                                                    \
276 }
277
278 #define IFM_SUBTYPE_ETHERNET_DESCRIPTIONS {                             \
279         { IFM_10_T,     "10baseT/UTP" },                                \
280         { IFM_10_2,     "10base2/BNC" },                                \
281         { IFM_10_5,     "10base5/AUI" },                                \
282         { IFM_100_TX,   "100baseTX" },                                  \
283         { IFM_100_FX,   "100baseFX" },                                  \
284         { IFM_100_T4,   "100baseT4" },                                  \
285         { IFM_100_VG,   "100baseVG" },                                  \
286         { IFM_100_T2,   "100baseT2" },                                  \
287         { IFM_1000_FX,  "1000baseFX" },                                 \
288         { IFM_10_STP,   "10baseSTP" },                                  \
289         { IFM_10_FL,    "10baseFL" },                                   \
290         { IFM_1000_SX,  "1000baseSX" },                                 \
291         { IFM_1000_LX,  "1000baseLX" },                                 \
292         { IFM_1000_CX,  "1000baseCX" },                                 \
293         { IFM_1000_TX,  "1000baseTX" },                                 \
294         { IFM_homePNA,  "homePNA" },                                    \
295         { 0, NULL },                                                    \
296 }
297
298 #define IFM_SUBTYPE_ETHERNET_ALIASES {                                  \
299         { IFM_10_T,     "UTP" },                                        \
300         { IFM_10_T,     "10UTP" },                                      \
301         { IFM_10_2,     "BNC" },                                        \
302         { IFM_10_2,     "10BNC" },                                      \
303         { IFM_10_5,     "AUI" },                                        \
304         { IFM_10_5,     "10AUI" },                                      \
305         { IFM_100_TX,   "100TX" },                                      \
306         { IFM_100_FX,   "100FX" },                                      \
307         { IFM_100_T4,   "100T4" },                                      \
308         { IFM_100_VG,   "100VG" },                                      \
309         { IFM_100_T2,   "100T2" },                                      \
310         { IFM_1000_FX,  "1000FX" },                                     \
311         { IFM_10_STP,   "10STP" },                                      \
312         { IFM_10_FL,    "10FL" },                                       \
313         { IFM_1000_FX,  "1000SX" },                                     \
314         { IFM_1000_FX,  "1000LX" },                                     \
315         { IFM_1000_FX,  "1000CX" },                                     \
316         { IFM_1000_FX,  "1000TX" },                                     \
317         { 0, NULL },                                                    \
318 }
319
320 #define IFM_SUBTYPE_ETHERNET_OPTION_DESCRIPTIONS {                      \
321         { 0, NULL },                                                    \
322 }
323
324 #define IFM_SUBTYPE_TOKENRING_DESCRIPTIONS {                            \
325         { IFM_TOK_STP4, "DB9/4Mbit" },                                  \
326         { IFM_TOK_STP16, "DB9/16Mbit" },                                \
327         { IFM_TOK_UTP4, "UTP/4Mbit" },                                  \
328         { IFM_TOK_UTP16, "UTP/16Mbit" },                                \
329         { IFM_TOK_STP100, "STP/100Mbit" },                              \
330         { IFM_TOK_UTP100, "UTP/100Mbit" },                              \
331         { 0, NULL },                                                    \
332 }
333
334 #define IFM_SUBTYPE_TOKENRING_ALIASES {                                 \
335         { IFM_TOK_STP4, "4STP" },                                       \
336         { IFM_TOK_STP16, "16STP" },                                     \
337         { IFM_TOK_UTP4, "4UTP" },                                       \
338         { IFM_TOK_UTP16, "16UTP" },                                     \
339         { IFM_TOK_STP100, "100STP" },                                   \
340         { IFM_TOK_UTP100, "100UTP" },                                   \
341         { 0, NULL },                                                    \
342 }
343
344 #define IFM_SUBTYPE_TOKENRING_OPTION_DESCRIPTIONS {                     \
345         { IFM_TOK_ETR,  "EarlyTokenRelease" },                          \
346         { IFM_TOK_SRCRT, "SourceRouting" },                             \
347         { IFM_TOK_ALLR, "AllRoutes" },                                  \
348         { IFM_TOK_DTR,  "Dedicated" },                                  \
349         { IFM_TOK_CLASSIC,"Classic" },                                  \
350         { IFM_TOK_AUTO, " " },                                          \
351         { 0, NULL },                                                    \
352 }
353
354 #define IFM_SUBTYPE_FDDI_DESCRIPTIONS {                                 \
355         { IFM_FDDI_SMF, "Single-mode" },                                \
356         { IFM_FDDI_MMF, "Multi-mode" },                                 \
357         { IFM_FDDI_UTP, "UTP" },                                        \
358         { 0, NULL },                                                    \
359 }
360
361 #define IFM_SUBTYPE_FDDI_ALIASES {                                      \
362         { IFM_FDDI_SMF, "SMF" },                                        \
363         { IFM_FDDI_MMF, "MMF" },                                        \
364         { IFM_FDDI_UTP, "CDDI" },                                       \
365         { 0, NULL },                                                    \
366 }
367
368 #define IFM_SUBTYPE_FDDI_OPTION_DESCRIPTIONS {                          \
369         { IFM_FDDI_DA, "Dual-attach" },                                 \
370         { 0, NULL },                                                    \
371 }
372
373 #define IFM_SUBTYPE_IEEE80211_DESCRIPTIONS {                            \
374         { IFM_IEEE80211_FH1, "FH/1Mbps" },                              \
375         { IFM_IEEE80211_FH2, "FH/2Mbps" },                              \
376         { IFM_IEEE80211_DS1, "DS/1Mbps" },                              \
377         { IFM_IEEE80211_DS2, "DS/2Mbps" },                              \
378         { IFM_IEEE80211_DS5, "DS/5.5Mbps" },                            \
379         { IFM_IEEE80211_DS11, "DS/11Mbps" },                            \
380         { IFM_IEEE80211_DS22, "DS/22Mbps" },                            \
381         { IFM_IEEE80211_OFDM6, "OFDM/6Mbps" },                          \
382         { IFM_IEEE80211_OFDM9, "OFDM/9Mbps" },                          \
383         { IFM_IEEE80211_OFDM12, "OFDM/12Mbps" },                        \
384         { IFM_IEEE80211_OFDM18, "OFDM/18Mbps" },                        \
385         { IFM_IEEE80211_OFDM24, "OFDM/24Mbps" },                        \
386         { IFM_IEEE80211_OFDM36, "OFDM/36Mbps" },                        \
387         { IFM_IEEE80211_OFDM48, "OFDM/48Mbps" },                        \
388         { IFM_IEEE80211_OFDM54, "OFDM/54Mbps" },                        \
389         { IFM_IEEE80211_OFDM72, "OFDM/72Mbps" },                        \
390         { 0, NULL },                                                    \
391 }
392
393 #define IFM_SUBTYPE_IEEE80211_ALIASES {                                 \
394         { IFM_IEEE80211_FH1, "FH1" },                                   \
395         { IFM_IEEE80211_FH2, "FH2" },                                   \
396         { IFM_IEEE80211_FH1, "FrequencyHopping/1Mbps" },                \
397         { IFM_IEEE80211_FH2, "FrequencyHopping/2Mbps" },                \
398         { IFM_IEEE80211_DS1, "DS1" },                                   \
399         { IFM_IEEE80211_DS2, "DS2" },                                   \
400         { IFM_IEEE80211_DS5, "DS5.5" },                                 \
401         { IFM_IEEE80211_DS11, "DS11" },                                 \
402         { IFM_IEEE80211_DS22, "DS22" },                                 \
403         { IFM_IEEE80211_DS1, "DirectSequence/1Mbps" },                  \
404         { IFM_IEEE80211_DS2, "DirectSequence/2Mbps" },                  \
405         { IFM_IEEE80211_DS5, "DirectSequence/5.5Mbps" },                \
406         { IFM_IEEE80211_DS11, "DirectSequence/11Mbps" },                \
407         { IFM_IEEE80211_DS22, "DirectSequence/22Mbps" },                \
408         { IFM_IEEE80211_OFDM6, "OFDM6" },                               \
409         { IFM_IEEE80211_OFDM9, "OFDM9" },                               \
410         { IFM_IEEE80211_OFDM12, "OFDM12" },                             \
411         { IFM_IEEE80211_OFDM18, "OFDM18" },                             \
412         { IFM_IEEE80211_OFDM24, "OFDM24" },                             \
413         { IFM_IEEE80211_OFDM36, "OFDM36" },                             \
414         { IFM_IEEE80211_OFDM48, "OFDM48" },                             \
415         { IFM_IEEE80211_OFDM54, "OFDM54" },                             \
416         { IFM_IEEE80211_OFDM72, "OFDM72" },                             \
417         { 0, NULL },                                                    \
418 }
419
420 #define IFM_SUBTYPE_IEEE80211_OPTION_DESCRIPTIONS {                     \
421         { IFM_IEEE80211_ADHOC, "adhoc" },                               \
422         { IFM_IEEE80211_HOSTAP, "hostap" },                             \
423         { IFM_IEEE80211_IBSS, "ibss" },                                 \
424         { IFM_IEEE80211_IBSSMASTER, "ibss-master" },                    \
425         { 0, NULL },                                                    \
426 }
427
428 #define IFM_SUBTYPE_SHARED_DESCRIPTIONS {                               \
429         { IFM_AUTO,     "autoselect" },                                 \
430         { IFM_MANUAL,   "manual" },                                     \
431         { IFM_NONE,     "none" },                                       \
432         { 0, NULL },                                                    \
433 }
434
435 #define IFM_SUBTYPE_SHARED_ALIASES {                                    \
436         { IFM_AUTO,     "auto" },                                       \
437         { 0, NULL },                                                    \
438 }
439
440 #define IFM_SHARED_OPTION_DESCRIPTIONS {                                \
441         { IFM_FDX,      "full-duplex" },                                \
442         { IFM_HDX,      "half-duplex" },                                \
443         { IFM_FLAG0,    "flag0" },                                      \
444         { IFM_FLAG1,    "flag1" },                                      \
445         { IFM_FLAG2,    "flag2" },                                      \
446         { IFM_LOOP,     "hw-loopback" },                                \
447         { 0, NULL },                                                    \
448 }
449
450 #endif  /* _NET_IF_MEDIA_H_ */