5 #include <netlink/genl/genl.h>
6 #include <netlink/genl/family.h>
7 #include <netlink/genl/ctrl.h>
8 #include <netlink/msg.h>
9 #include <netlink/attr.h>
27 PLINK_ACTION_UNDEFINED
,
33 static int print_sta_handler(struct nl_msg
*msg
, void *arg
)
35 struct nlattr
*tb
[NL80211_ATTR_MAX
+ 1];
36 struct genlmsghdr
*gnlh
= nlmsg_data(nlmsg_hdr(msg
));
37 struct nlattr
*sinfo
[NL80211_STA_INFO_MAX
+ 1];
38 struct nlattr
*rinfo
[NL80211_RATE_INFO_MAX
+ 1];
39 char mac_addr
[20], state_name
[10], dev
[20];
40 static struct nla_policy stats_policy
[NL80211_STA_INFO_MAX
+ 1] = {
41 [NL80211_STA_INFO_INACTIVE_TIME
] = { .type
= NLA_U32
},
42 [NL80211_STA_INFO_RX_BYTES
] = { .type
= NLA_U32
},
43 [NL80211_STA_INFO_TX_BYTES
] = { .type
= NLA_U32
},
44 [NL80211_STA_INFO_RX_PACKETS
] = { .type
= NLA_U32
},
45 [NL80211_STA_INFO_TX_PACKETS
] = { .type
= NLA_U32
},
46 [NL80211_STA_INFO_SIGNAL
] = { .type
= NLA_U8
},
47 [NL80211_STA_INFO_TX_BITRATE
] = { .type
= NLA_NESTED
},
48 [NL80211_STA_INFO_LLID
] = { .type
= NLA_U16
},
49 [NL80211_STA_INFO_PLID
] = { .type
= NLA_U16
},
50 [NL80211_STA_INFO_PLINK_STATE
] = { .type
= NLA_U8
},
53 static struct nla_policy rate_policy
[NL80211_RATE_INFO_MAX
+ 1] = {
54 [NL80211_RATE_INFO_BITRATE
] = { .type
= NLA_U16
},
55 [NL80211_RATE_INFO_MCS
] = { .type
= NLA_U8
},
56 [NL80211_RATE_INFO_40_MHZ_WIDTH
] = { .type
= NLA_FLAG
},
57 [NL80211_RATE_INFO_SHORT_GI
] = { .type
= NLA_FLAG
},
60 nla_parse(tb
, NL80211_ATTR_MAX
, genlmsg_attrdata(gnlh
, 0),
61 genlmsg_attrlen(gnlh
, 0), NULL
);
64 * TODO: validate the interface and mac address!
65 * Otherwise, there's a race condition as soon as
66 * the kernel starts sending station notifications.
69 if (!tb
[NL80211_ATTR_STA_INFO
]) {
70 fprintf(stderr
, "sta stats missing!\n");
73 if (nla_parse_nested(sinfo
, NL80211_STA_INFO_MAX
,
74 tb
[NL80211_ATTR_STA_INFO
],
76 fprintf(stderr
, "failed to parse nested attributes!\n");
80 mac_addr_n2a(mac_addr
, nla_data(tb
[NL80211_ATTR_MAC
]));
81 if_indextoname(nla_get_u32(tb
[NL80211_ATTR_IFINDEX
]), dev
);
82 printf("Station %s (on %s)", mac_addr
, dev
);
84 if (sinfo
[NL80211_STA_INFO_INACTIVE_TIME
])
85 printf("\n\tinactive time:\t%u ms",
86 nla_get_u32(sinfo
[NL80211_STA_INFO_INACTIVE_TIME
]));
87 if (sinfo
[NL80211_STA_INFO_RX_BYTES
])
88 printf("\n\trx bytes:\t%u",
89 nla_get_u32(sinfo
[NL80211_STA_INFO_RX_BYTES
]));
90 if (sinfo
[NL80211_STA_INFO_RX_PACKETS
])
91 printf("\n\trx packets:\t%u",
92 nla_get_u32(sinfo
[NL80211_STA_INFO_RX_PACKETS
]));
93 if (sinfo
[NL80211_STA_INFO_TX_BYTES
])
94 printf("\n\ttx bytes:\t%u",
95 nla_get_u32(sinfo
[NL80211_STA_INFO_TX_BYTES
]));
96 if (sinfo
[NL80211_STA_INFO_TX_PACKETS
])
97 printf("\n\ttx packets:\t%u",
98 nla_get_u32(sinfo
[NL80211_STA_INFO_TX_PACKETS
]));
99 if (sinfo
[NL80211_STA_INFO_SIGNAL
])
100 printf("\n\tsignal: \t%d dBm",
101 (int8_t)nla_get_u8(sinfo
[NL80211_STA_INFO_SIGNAL
]));
103 if (sinfo
[NL80211_STA_INFO_TX_BITRATE
]) {
104 if (nla_parse_nested(rinfo
, NL80211_RATE_INFO_MAX
,
105 sinfo
[NL80211_STA_INFO_TX_BITRATE
], rate_policy
)) {
106 fprintf(stderr
, "failed to parse nested rate attributes!\n");
108 printf("\n\ttx bitrate:\t");
109 if (rinfo
[NL80211_RATE_INFO_BITRATE
]) {
110 int rate
= nla_get_u16(rinfo
[NL80211_RATE_INFO_BITRATE
]);
111 printf("%d.%d MBit/s", rate
/ 10, rate
% 10);
114 if (rinfo
[NL80211_RATE_INFO_MCS
])
115 printf(" MCS %d", nla_get_u8(rinfo
[NL80211_RATE_INFO_MCS
]));
116 if (rinfo
[NL80211_RATE_INFO_40_MHZ_WIDTH
])
118 if (rinfo
[NL80211_RATE_INFO_SHORT_GI
])
123 if (sinfo
[NL80211_STA_INFO_LLID
])
124 printf("\n\tmesh llid:\t%d",
125 nla_get_u16(sinfo
[NL80211_STA_INFO_LLID
]));
126 if (sinfo
[NL80211_STA_INFO_PLID
])
127 printf("\n\tmesh plid:\t%d",
128 nla_get_u16(sinfo
[NL80211_STA_INFO_PLID
]));
129 if (sinfo
[NL80211_STA_INFO_PLINK_STATE
]) {
130 switch (nla_get_u8(sinfo
[NL80211_STA_INFO_PLINK_STATE
])) {
132 strcpy(state_name
, "LISTEN");
135 strcpy(state_name
, "OPN_SNT");
138 strcpy(state_name
, "OPN_RCVD");
141 strcpy(state_name
, "CNF_RCVD");
144 strcpy(state_name
, "ESTAB");
147 strcpy(state_name
, "HOLDING");
150 strcpy(state_name
, "BLOCKED");
153 strcpy(state_name
, "UNKNOWN");
156 printf("\n\tmesh plink:\t%s", state_name
);
163 static int handle_station_get(struct nl80211_state
*state
,
166 int argc
, char **argv
)
168 unsigned char mac_addr
[ETH_ALEN
];
173 if (mac_addr_a2n(mac_addr
, argv
[0])) {
174 fprintf(stderr
, "invalid mac address\n");
184 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, mac_addr
);
186 nl_cb_set(cb
, NL_CB_VALID
, NL_CB_CUSTOM
, print_sta_handler
, NULL
);
192 COMMAND(station
, get
, "<MAC address>",
193 NL80211_CMD_GET_STATION
, 0, CIB_NETDEV
, handle_station_get
,
194 "Get information for a specific station.");
195 COMMAND(station
, del
, "<MAC address>",
196 NL80211_CMD_DEL_STATION
, 0, CIB_NETDEV
, handle_station_get
,
197 "Remove the given station entry (use with caution!)");
199 static int handle_station_set_plink(struct nl80211_state
*state
,
202 int argc
, char **argv
)
204 unsigned char plink_action
;
205 unsigned char mac_addr
[ETH_ALEN
];
210 if (mac_addr_a2n(mac_addr
, argv
[0])) {
211 fprintf(stderr
, "invalid mac address\n");
217 if (strcmp("plink_action", argv
[0]) != 0)
222 if (strcmp("open", argv
[0]) == 0)
223 plink_action
= PLINK_ACTION_OPEN
;
224 else if (strcmp("block", argv
[0]) == 0)
225 plink_action
= PLINK_ACTION_BLOCK
;
227 fprintf(stderr
, "plink action not supported\n");
236 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, mac_addr
);
237 NLA_PUT_U8(msg
, NL80211_ATTR_STA_PLINK_ACTION
, plink_action
);
243 COMMAND(station
, set
, "<MAC address> plink_action <open|block>",
244 NL80211_CMD_SET_STATION
, 0, CIB_NETDEV
, handle_station_set_plink
,
245 "Set mesh peer link action for this station (peer).");
247 static int handle_station_set_vlan(struct nl80211_state
*state
,
250 int argc
, char **argv
)
252 unsigned char mac_addr
[ETH_ALEN
];
253 unsigned long sta_vlan
= 0;
259 if (mac_addr_a2n(mac_addr
, argv
[0])) {
260 fprintf(stderr
, "invalid mac address\n");
266 if (strcmp("vlan", argv
[0]) != 0)
271 sta_vlan
= strtoul(argv
[0], &err
, 0);
273 fprintf(stderr
, "invalid vlan id\n");
282 NLA_PUT(msg
, NL80211_ATTR_MAC
, ETH_ALEN
, mac_addr
);
283 NLA_PUT_U32(msg
, NL80211_ATTR_STA_VLAN
, sta_vlan
);
289 COMMAND(station
, set
, "<MAC address> vlan <ifindex>",
290 NL80211_CMD_SET_STATION
, 0, CIB_NETDEV
, handle_station_set_vlan
,
291 "Set an AP VLAN for this station.");
294 static int handle_station_dump(struct nl80211_state
*state
,
297 int argc
, char **argv
)
299 nl_cb_set(cb
, NL_CB_VALID
, NL_CB_CUSTOM
, print_sta_handler
, NULL
);
302 COMMAND(station
, dump
, NULL
,
303 NL80211_CMD_GET_STATION
, NLM_F_DUMP
, CIB_NETDEV
, handle_station_dump
,
304 "List all stations known, e.g. the AP on managed interfaces");