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authorLuis Carlos Cobo <luisca@cozybit.com>2008-02-23 09:17:06 -0500
committerJohn W. Linville <linville@tuxdriver.com>2008-03-06 15:30:41 -0500
commit2ec600d672e74488f8d1acf67a0a2baed222564c (patch)
treee1e552ada4130ac6e01df5ca523c32b8a4a66383 /net/wireless
parentcc0672a1066829be7e1b0128a13e36a2d0a15479 (diff)
nl80211/cfg80211: support for mesh, sta dumping
Added support for mesh id and mesh path operation as well as station structure dumping. Signed-off-by: Luis Carlos Cobo <luisca@cozybit.com> Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/nl80211.c438
1 files changed, 416 insertions, 22 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 5b3474798b8..64a7460af73 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -81,8 +81,12 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = {
81 [NL80211_ATTR_STA_LISTEN_INTERVAL] = { .type = NLA_U16 }, 81 [NL80211_ATTR_STA_LISTEN_INTERVAL] = { .type = NLA_U16 },
82 [NL80211_ATTR_STA_SUPPORTED_RATES] = { .type = NLA_BINARY, 82 [NL80211_ATTR_STA_SUPPORTED_RATES] = { .type = NLA_BINARY,
83 .len = NL80211_MAX_SUPP_RATES }, 83 .len = NL80211_MAX_SUPP_RATES },
84 [NL80211_ATTR_STA_PLINK_ACTION] = { .type = NLA_U8 },
84 [NL80211_ATTR_STA_VLAN] = { .type = NLA_U32 }, 85 [NL80211_ATTR_STA_VLAN] = { .type = NLA_U32 },
85 [NL80211_ATTR_MNTR_FLAGS] = { .type = NLA_NESTED }, 86 [NL80211_ATTR_MNTR_FLAGS] = { .type = NLA_NESTED },
87 [NL80211_ATTR_MESH_ID] = { .type = NLA_BINARY,
88 .len = IEEE80211_MAX_MESH_ID_LEN },
89 [NL80211_ATTR_MPATH_NEXT_HOP] = { .type = NLA_U32 },
86}; 90};
87 91
88/* message building helper */ 92/* message building helper */
@@ -369,11 +373,14 @@ static int parse_monitor_flags(struct nlattr *nla, u32 *mntrflags)
369static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info) 373static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
370{ 374{
371 struct cfg80211_registered_device *drv; 375 struct cfg80211_registered_device *drv;
376 struct vif_params params;
372 int err, ifindex; 377 int err, ifindex;
373 enum nl80211_iftype type; 378 enum nl80211_iftype type;
374 struct net_device *dev; 379 struct net_device *dev;
375 u32 flags; 380 u32 flags;
376 381
382 memset(&params, 0, sizeof(params));
383
377 if (info->attrs[NL80211_ATTR_IFTYPE]) { 384 if (info->attrs[NL80211_ATTR_IFTYPE]) {
378 type = nla_get_u32(info->attrs[NL80211_ATTR_IFTYPE]); 385 type = nla_get_u32(info->attrs[NL80211_ATTR_IFTYPE]);
379 if (type > NL80211_IFTYPE_MAX) 386 if (type > NL80211_IFTYPE_MAX)
@@ -392,12 +399,18 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
392 goto unlock; 399 goto unlock;
393 } 400 }
394 401
402 if (type == NL80211_IFTYPE_MESH_POINT &&
403 info->attrs[NL80211_ATTR_MESH_ID]) {
404 params.mesh_id = nla_data(info->attrs[NL80211_ATTR_MESH_ID]);
405 params.mesh_id_len = nla_len(info->attrs[NL80211_ATTR_MESH_ID]);
406 }
407
395 rtnl_lock(); 408 rtnl_lock();
396 err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ? 409 err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ?
397 info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL, 410 info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL,
398 &flags); 411 &flags);
399 err = drv->ops->change_virtual_intf(&drv->wiphy, ifindex, 412 err = drv->ops->change_virtual_intf(&drv->wiphy, ifindex,
400 type, err ? NULL : &flags); 413 type, err ? NULL : &flags, &params);
401 rtnl_unlock(); 414 rtnl_unlock();
402 415
403 unlock: 416 unlock:
@@ -408,10 +421,13 @@ static int nl80211_set_interface(struct sk_buff *skb, struct genl_info *info)
408static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info) 421static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
409{ 422{
410 struct cfg80211_registered_device *drv; 423 struct cfg80211_registered_device *drv;
424 struct vif_params params;
411 int err; 425 int err;
412 enum nl80211_iftype type = NL80211_IFTYPE_UNSPECIFIED; 426 enum nl80211_iftype type = NL80211_IFTYPE_UNSPECIFIED;
413 u32 flags; 427 u32 flags;
414 428
429 memset(&params, 0, sizeof(params));
430
415 if (!info->attrs[NL80211_ATTR_IFNAME]) 431 if (!info->attrs[NL80211_ATTR_IFNAME])
416 return -EINVAL; 432 return -EINVAL;
417 433
@@ -430,15 +446,22 @@ static int nl80211_new_interface(struct sk_buff *skb, struct genl_info *info)
430 goto unlock; 446 goto unlock;
431 } 447 }
432 448
449 if (type == NL80211_IFTYPE_MESH_POINT &&
450 info->attrs[NL80211_ATTR_MESH_ID]) {
451 params.mesh_id = nla_data(info->attrs[NL80211_ATTR_MESH_ID]);
452 params.mesh_id_len = nla_len(info->attrs[NL80211_ATTR_MESH_ID]);
453 }
454
433 rtnl_lock(); 455 rtnl_lock();
434 err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ? 456 err = parse_monitor_flags(type == NL80211_IFTYPE_MONITOR ?
435 info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL, 457 info->attrs[NL80211_ATTR_MNTR_FLAGS] : NULL,
436 &flags); 458 &flags);
437 err = drv->ops->add_virtual_intf(&drv->wiphy, 459 err = drv->ops->add_virtual_intf(&drv->wiphy,
438 nla_data(info->attrs[NL80211_ATTR_IFNAME]), 460 nla_data(info->attrs[NL80211_ATTR_IFNAME]),
439 type, err ? NULL : &flags); 461 type, err ? NULL : &flags, &params);
440 rtnl_unlock(); 462 rtnl_unlock();
441 463
464
442 unlock: 465 unlock:
443 cfg80211_put_dev(drv); 466 cfg80211_put_dev(drv);
444 return err; 467 return err;
@@ -866,10 +889,10 @@ static int parse_station_flags(struct nlattr *nla, u32 *staflags)
866 889
867static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq, 890static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
868 int flags, struct net_device *dev, 891 int flags, struct net_device *dev,
869 u8 *mac_addr, struct station_stats *stats) 892 u8 *mac_addr, struct station_info *sinfo)
870{ 893{
871 void *hdr; 894 void *hdr;
872 struct nlattr *statsattr; 895 struct nlattr *sinfoattr;
873 896
874 hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_STATION); 897 hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_STATION);
875 if (!hdr) 898 if (!hdr)
@@ -878,20 +901,29 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
878 NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex); 901 NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
879 NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr); 902 NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, mac_addr);
880 903
881 statsattr = nla_nest_start(msg, NL80211_ATTR_STA_STATS); 904 sinfoattr = nla_nest_start(msg, NL80211_ATTR_STA_INFO);
882 if (!statsattr) 905 if (!sinfoattr)
883 goto nla_put_failure; 906 goto nla_put_failure;
884 if (stats->filled & STATION_STAT_INACTIVE_TIME) 907 if (sinfo->filled & STATION_INFO_INACTIVE_TIME)
885 NLA_PUT_U32(msg, NL80211_STA_STAT_INACTIVE_TIME, 908 NLA_PUT_U32(msg, NL80211_STA_INFO_INACTIVE_TIME,
886 stats->inactive_time); 909 sinfo->inactive_time);
887 if (stats->filled & STATION_STAT_RX_BYTES) 910 if (sinfo->filled & STATION_INFO_RX_BYTES)
888 NLA_PUT_U32(msg, NL80211_STA_STAT_RX_BYTES, 911 NLA_PUT_U32(msg, NL80211_STA_INFO_RX_BYTES,
889 stats->rx_bytes); 912 sinfo->rx_bytes);
890 if (stats->filled & STATION_STAT_TX_BYTES) 913 if (sinfo->filled & STATION_INFO_TX_BYTES)
891 NLA_PUT_U32(msg, NL80211_STA_STAT_TX_BYTES, 914 NLA_PUT_U32(msg, NL80211_STA_INFO_TX_BYTES,
892 stats->tx_bytes); 915 sinfo->tx_bytes);
893 916 if (sinfo->filled & STATION_INFO_LLID)
894 nla_nest_end(msg, statsattr); 917 NLA_PUT_U16(msg, NL80211_STA_INFO_LLID,
918 sinfo->llid);
919 if (sinfo->filled & STATION_INFO_PLID)
920 NLA_PUT_U16(msg, NL80211_STA_INFO_PLID,
921 sinfo->plid);
922 if (sinfo->filled & STATION_INFO_PLINK_STATE)
923 NLA_PUT_U8(msg, NL80211_STA_INFO_PLINK_STATE,
924 sinfo->plink_state);
925
926 nla_nest_end(msg, sinfoattr);
895 927
896 return genlmsg_end(msg, hdr); 928 return genlmsg_end(msg, hdr);
897 929
@@ -899,17 +931,80 @@ static int nl80211_send_station(struct sk_buff *msg, u32 pid, u32 seq,
899 return genlmsg_cancel(msg, hdr); 931 return genlmsg_cancel(msg, hdr);
900} 932}
901 933
934static int nl80211_dump_station(struct sk_buff *skb,
935 struct netlink_callback *cb)
936{
937 int wp_idx = 0;
938 int if_idx = 0;
939 int sta_idx = cb->args[2];
940 int wp_start = cb->args[0];
941 int if_start = cb->args[1];
942 struct station_info sinfo;
943 struct cfg80211_registered_device *dev;
944 struct wireless_dev *wdev;
945 u8 mac_addr[ETH_ALEN];
946 int err;
947 int exit = 0;
948
949 /* TODO: filter by device */
950 mutex_lock(&cfg80211_drv_mutex);
951 list_for_each_entry(dev, &cfg80211_drv_list, list) {
952 if (exit)
953 break;
954 if (++wp_idx < wp_start)
955 continue;
956 if_idx = 0;
957
958 mutex_lock(&dev->devlist_mtx);
959 list_for_each_entry(wdev, &dev->netdev_list, list) {
960 if (exit)
961 break;
962 if (++if_idx < if_start)
963 continue;
964 if (!dev->ops->dump_station)
965 continue;
966
967 for (;; ++sta_idx) {
968 rtnl_lock();
969 err = dev->ops->dump_station(&dev->wiphy,
970 wdev->netdev, sta_idx, mac_addr,
971 &sinfo);
972 rtnl_unlock();
973 if (err) {
974 sta_idx = 0;
975 break;
976 }
977 if (nl80211_send_station(skb,
978 NETLINK_CB(cb->skb).pid,
979 cb->nlh->nlmsg_seq, NLM_F_MULTI,
980 wdev->netdev, mac_addr,
981 &sinfo) < 0) {
982 exit = 1;
983 break;
984 }
985 }
986 }
987 mutex_unlock(&dev->devlist_mtx);
988 }
989 mutex_unlock(&cfg80211_drv_mutex);
990
991 cb->args[0] = wp_idx;
992 cb->args[1] = if_idx;
993 cb->args[2] = sta_idx;
994
995 return skb->len;
996}
902 997
903static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info) 998static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info)
904{ 999{
905 struct cfg80211_registered_device *drv; 1000 struct cfg80211_registered_device *drv;
906 int err; 1001 int err;
907 struct net_device *dev; 1002 struct net_device *dev;
908 struct station_stats stats; 1003 struct station_info sinfo;
909 struct sk_buff *msg; 1004 struct sk_buff *msg;
910 u8 *mac_addr = NULL; 1005 u8 *mac_addr = NULL;
911 1006
912 memset(&stats, 0, sizeof(stats)); 1007 memset(&sinfo, 0, sizeof(sinfo));
913 1008
914 if (!info->attrs[NL80211_ATTR_MAC]) 1009 if (!info->attrs[NL80211_ATTR_MAC])
915 return -EINVAL; 1010 return -EINVAL;
@@ -926,15 +1021,18 @@ static int nl80211_get_station(struct sk_buff *skb, struct genl_info *info)
926 } 1021 }
927 1022
928 rtnl_lock(); 1023 rtnl_lock();
929 err = drv->ops->get_station(&drv->wiphy, dev, mac_addr, &stats); 1024 err = drv->ops->get_station(&drv->wiphy, dev, mac_addr, &sinfo);
930 rtnl_unlock(); 1025 rtnl_unlock();
931 1026
1027 if (err)
1028 goto out;
1029
932 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL); 1030 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
933 if (!msg) 1031 if (!msg)
934 goto out; 1032 goto out;
935 1033
936 if (nl80211_send_station(msg, info->snd_pid, info->snd_seq, 0, 1034 if (nl80211_send_station(msg, info->snd_pid, info->snd_seq, 0,
937 dev, mac_addr, &stats) < 0) 1035 dev, mac_addr, &sinfo) < 0)
938 goto out_free; 1036 goto out_free;
939 1037
940 err = genlmsg_unicast(msg, info->snd_pid); 1038 err = genlmsg_unicast(msg, info->snd_pid);
@@ -1005,6 +1103,10 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
1005 &params.station_flags)) 1103 &params.station_flags))
1006 return -EINVAL; 1104 return -EINVAL;
1007 1105
1106 if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION])
1107 params.plink_action =
1108 nla_get_u8(info->attrs[NL80211_ATTR_STA_PLINK_ACTION]);
1109
1008 err = get_drv_dev_by_info_ifindex(info, &drv, &dev); 1110 err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
1009 if (err) 1111 if (err)
1010 return err; 1112 return err;
@@ -1119,6 +1221,273 @@ static int nl80211_del_station(struct sk_buff *skb, struct genl_info *info)
1119 return err; 1221 return err;
1120} 1222}
1121 1223
1224static int nl80211_send_mpath(struct sk_buff *msg, u32 pid, u32 seq,
1225 int flags, struct net_device *dev,
1226 u8 *dst, u8 *next_hop,
1227 struct mpath_info *pinfo)
1228{
1229 void *hdr;
1230 struct nlattr *pinfoattr;
1231
1232 hdr = nl80211hdr_put(msg, pid, seq, flags, NL80211_CMD_NEW_STATION);
1233 if (!hdr)
1234 return -1;
1235
1236 NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, dev->ifindex);
1237 NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, dst);
1238 NLA_PUT(msg, NL80211_ATTR_MPATH_NEXT_HOP, ETH_ALEN, next_hop);
1239
1240 pinfoattr = nla_nest_start(msg, NL80211_ATTR_MPATH_INFO);
1241 if (!pinfoattr)
1242 goto nla_put_failure;
1243 if (pinfo->filled & MPATH_INFO_FRAME_QLEN)
1244 NLA_PUT_U32(msg, NL80211_MPATH_INFO_FRAME_QLEN,
1245 pinfo->frame_qlen);
1246 if (pinfo->filled & MPATH_INFO_DSN)
1247 NLA_PUT_U32(msg, NL80211_MPATH_INFO_DSN,
1248 pinfo->dsn);
1249 if (pinfo->filled & MPATH_INFO_METRIC)
1250 NLA_PUT_U32(msg, NL80211_MPATH_INFO_METRIC,
1251 pinfo->metric);
1252 if (pinfo->filled & MPATH_INFO_EXPTIME)
1253 NLA_PUT_U32(msg, NL80211_MPATH_INFO_EXPTIME,
1254 pinfo->exptime);
1255 if (pinfo->filled & MPATH_INFO_FLAGS)
1256 NLA_PUT_U8(msg, NL80211_MPATH_INFO_FLAGS,
1257 pinfo->flags);
1258 if (pinfo->filled & MPATH_INFO_DISCOVERY_TIMEOUT)
1259 NLA_PUT_U32(msg, NL80211_MPATH_INFO_DISCOVERY_TIMEOUT,
1260 pinfo->discovery_timeout);
1261 if (pinfo->filled & MPATH_INFO_DISCOVERY_RETRIES)
1262 NLA_PUT_U8(msg, NL80211_MPATH_INFO_DISCOVERY_RETRIES,
1263 pinfo->discovery_retries);
1264
1265 nla_nest_end(msg, pinfoattr);
1266
1267 return genlmsg_end(msg, hdr);
1268
1269 nla_put_failure:
1270 return genlmsg_cancel(msg, hdr);
1271}
1272
1273static int nl80211_dump_mpath(struct sk_buff *skb,
1274 struct netlink_callback *cb)
1275{
1276 int wp_idx = 0;
1277 int if_idx = 0;
1278 int sta_idx = cb->args[2];
1279 int wp_start = cb->args[0];
1280 int if_start = cb->args[1];
1281 struct mpath_info pinfo;
1282 struct cfg80211_registered_device *dev;
1283 struct wireless_dev *wdev;
1284 u8 dst[ETH_ALEN];
1285 u8 next_hop[ETH_ALEN];
1286 int err;
1287 int exit = 0;
1288
1289 /* TODO: filter by device */
1290 mutex_lock(&cfg80211_drv_mutex);
1291 list_for_each_entry(dev, &cfg80211_drv_list, list) {
1292 if (exit)
1293 break;
1294 if (++wp_idx < wp_start)
1295 continue;
1296 if_idx = 0;
1297
1298 mutex_lock(&dev->devlist_mtx);
1299 list_for_each_entry(wdev, &dev->netdev_list, list) {
1300 if (exit)
1301 break;
1302 if (++if_idx < if_start)
1303 continue;
1304 if (!dev->ops->dump_mpath)
1305 continue;
1306
1307 for (;; ++sta_idx) {
1308 rtnl_lock();
1309 err = dev->ops->dump_mpath(&dev->wiphy,
1310 wdev->netdev, sta_idx, dst,
1311 next_hop, &pinfo);
1312 rtnl_unlock();
1313 if (err) {
1314 sta_idx = 0;
1315 break;
1316 }
1317 if (nl80211_send_mpath(skb,
1318 NETLINK_CB(cb->skb).pid,
1319 cb->nlh->nlmsg_seq, NLM_F_MULTI,
1320 wdev->netdev, dst, next_hop,
1321 &pinfo) < 0) {
1322 exit = 1;
1323 break;
1324 }
1325 }
1326 }
1327 mutex_unlock(&dev->devlist_mtx);
1328 }
1329 mutex_unlock(&cfg80211_drv_mutex);
1330
1331 cb->args[0] = wp_idx;
1332 cb->args[1] = if_idx;
1333 cb->args[2] = sta_idx;
1334
1335 return skb->len;
1336}
1337
1338static int nl80211_get_mpath(struct sk_buff *skb, struct genl_info *info)
1339{
1340 struct cfg80211_registered_device *drv;
1341 int err;
1342 struct net_device *dev;
1343 struct mpath_info pinfo;
1344 struct sk_buff *msg;
1345 u8 *dst = NULL;
1346 u8 next_hop[ETH_ALEN];
1347
1348 memset(&pinfo, 0, sizeof(pinfo));
1349
1350 if (!info->attrs[NL80211_ATTR_MAC])
1351 return -EINVAL;
1352
1353 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
1354
1355 err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
1356 if (err)
1357 return err;
1358
1359 if (!drv->ops->get_mpath) {
1360 err = -EOPNOTSUPP;
1361 goto out;
1362 }
1363
1364 rtnl_lock();
1365 err = drv->ops->get_mpath(&drv->wiphy, dev, dst, next_hop, &pinfo);
1366 rtnl_unlock();
1367
1368 if (err)
1369 goto out;
1370
1371 msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
1372 if (!msg)
1373 goto out;
1374
1375 if (nl80211_send_mpath(msg, info->snd_pid, info->snd_seq, 0,
1376 dev, dst, next_hop, &pinfo) < 0)
1377 goto out_free;
1378
1379 err = genlmsg_unicast(msg, info->snd_pid);
1380 goto out;
1381
1382 out_free:
1383 nlmsg_free(msg);
1384
1385 out:
1386 cfg80211_put_dev(drv);
1387 dev_put(dev);
1388 return err;
1389}
1390
1391static int nl80211_set_mpath(struct sk_buff *skb, struct genl_info *info)
1392{
1393 struct cfg80211_registered_device *drv;
1394 int err;
1395 struct net_device *dev;
1396 u8 *dst = NULL;
1397 u8 *next_hop = NULL;
1398
1399 if (!info->attrs[NL80211_ATTR_MAC])
1400 return -EINVAL;
1401
1402 if (!info->attrs[NL80211_ATTR_MPATH_NEXT_HOP])
1403 return -EINVAL;
1404
1405 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
1406 next_hop = nla_data(info->attrs[NL80211_ATTR_MPATH_NEXT_HOP]);
1407
1408 err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
1409 if (err)
1410 return err;
1411
1412 if (!drv->ops->change_mpath) {
1413 err = -EOPNOTSUPP;
1414 goto out;
1415 }
1416
1417 rtnl_lock();
1418 err = drv->ops->change_mpath(&drv->wiphy, dev, dst, next_hop);
1419 rtnl_unlock();
1420
1421 out:
1422 cfg80211_put_dev(drv);
1423 dev_put(dev);
1424 return err;
1425}
1426static int nl80211_new_mpath(struct sk_buff *skb, struct genl_info *info)
1427{
1428 struct cfg80211_registered_device *drv;
1429 int err;
1430 struct net_device *dev;
1431 u8 *dst = NULL;
1432 u8 *next_hop = NULL;
1433
1434 if (!info->attrs[NL80211_ATTR_MAC])
1435 return -EINVAL;
1436
1437 if (!info->attrs[NL80211_ATTR_MPATH_NEXT_HOP])
1438 return -EINVAL;
1439
1440 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
1441 next_hop = nla_data(info->attrs[NL80211_ATTR_MPATH_NEXT_HOP]);
1442
1443 err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
1444 if (err)
1445 return err;
1446
1447 if (!drv->ops->add_mpath) {
1448 err = -EOPNOTSUPP;
1449 goto out;
1450 }
1451
1452 rtnl_lock();
1453 err = drv->ops->add_mpath(&drv->wiphy, dev, dst, next_hop);
1454 rtnl_unlock();
1455
1456 out:
1457 cfg80211_put_dev(drv);
1458 dev_put(dev);
1459 return err;
1460}
1461
1462static int nl80211_del_mpath(struct sk_buff *skb, struct genl_info *info)
1463{
1464 struct cfg80211_registered_device *drv;
1465 int err;
1466 struct net_device *dev;
1467 u8 *dst = NULL;
1468
1469 if (info->attrs[NL80211_ATTR_MAC])
1470 dst = nla_data(info->attrs[NL80211_ATTR_MAC]);
1471
1472 err = get_drv_dev_by_info_ifindex(info, &drv, &dev);
1473 if (err)
1474 return err;
1475
1476 if (!drv->ops->del_mpath) {
1477 err = -EOPNOTSUPP;
1478 goto out;
1479 }
1480
1481 rtnl_lock();
1482 err = drv->ops->del_mpath(&drv->wiphy, dev, dst);
1483 rtnl_unlock();
1484
1485 out:
1486 cfg80211_put_dev(drv);
1487 dev_put(dev);
1488 return err;
1489}
1490
1122static struct genl_ops nl80211_ops[] = { 1491static struct genl_ops nl80211_ops[] = {
1123 { 1492 {
1124 .cmd = NL80211_CMD_GET_WIPHY, 1493 .cmd = NL80211_CMD_GET_WIPHY,
@@ -1203,7 +1572,7 @@ static struct genl_ops nl80211_ops[] = {
1203 { 1572 {
1204 .cmd = NL80211_CMD_GET_STATION, 1573 .cmd = NL80211_CMD_GET_STATION,
1205 .doit = nl80211_get_station, 1574 .doit = nl80211_get_station,
1206 /* TODO: implement dumpit */ 1575 .dumpit = nl80211_dump_station,
1207 .policy = nl80211_policy, 1576 .policy = nl80211_policy,
1208 .flags = GENL_ADMIN_PERM, 1577 .flags = GENL_ADMIN_PERM,
1209 }, 1578 },
@@ -1225,6 +1594,31 @@ static struct genl_ops nl80211_ops[] = {
1225 .policy = nl80211_policy, 1594 .policy = nl80211_policy,
1226 .flags = GENL_ADMIN_PERM, 1595 .flags = GENL_ADMIN_PERM,
1227 }, 1596 },
1597 {
1598 .cmd = NL80211_CMD_GET_MPATH,
1599 .doit = nl80211_get_mpath,
1600 .dumpit = nl80211_dump_mpath,
1601 .policy = nl80211_policy,
1602 .flags = GENL_ADMIN_PERM,
1603 },
1604 {
1605 .cmd = NL80211_CMD_SET_MPATH,
1606 .doit = nl80211_set_mpath,
1607 .policy = nl80211_policy,
1608 .flags = GENL_ADMIN_PERM,
1609 },
1610 {
1611 .cmd = NL80211_CMD_NEW_MPATH,
1612 .doit = nl80211_new_mpath,
1613 .policy = nl80211_policy,
1614 .flags = GENL_ADMIN_PERM,
1615 },
1616 {
1617 .cmd = NL80211_CMD_DEL_MPATH,
1618 .doit = nl80211_del_mpath,
1619 .policy = nl80211_policy,
1620 .flags = GENL_ADMIN_PERM,
1621 },
1228}; 1622};
1229 1623
1230/* multicast groups */ 1624/* multicast groups */