]>
Commit | Line | Data |
---|---|---|
b893686f JB |
1 | #ifndef _POSIX_SOURCE |
2 | #define _POSIX_SOURCE | |
3 | #endif | |
edea4d14 | 4 | #include <errno.h> |
b893686f | 5 | #include <string.h> |
135cb523 | 6 | #include <strings.h> |
edea4d14 JB |
7 | |
8 | #include <netlink/genl/genl.h> | |
9 | #include <netlink/genl/family.h> | |
10 | #include <netlink/genl/ctrl.h> | |
11 | #include <netlink/msg.h> | |
12 | #include <netlink/attr.h> | |
13 | ||
14 | #include "nl80211.h" | |
15 | #include "iw.h" | |
16 | ||
4698bfc2 JB |
17 | SECTION(ibss); |
18 | ||
edea4d14 JB |
19 | static int join_ibss(struct nl80211_state *state, |
20 | struct nl_cb *cb, | |
21 | struct nl_msg *msg, | |
05514f95 JB |
22 | int argc, char **argv, |
23 | enum id_input id) | |
edea4d14 | 24 | { |
95940df3 | 25 | char *end; |
edea4d14 | 26 | unsigned char abssid[6]; |
6a24bb22 TP |
27 | unsigned char rates[NL80211_MAX_SUPP_RATES]; |
28 | int n_rates = 0; | |
29 | char *value = NULL, *sptr = NULL; | |
30 | float rate; | |
ec46ba52 | 31 | int bintval; |
135cb523 | 32 | int i; |
85da7703 | 33 | unsigned long freq; |
135cb523 SW |
34 | static const struct { |
35 | const char *name; | |
85da7703 SW |
36 | unsigned int width; |
37 | int freq1_diff; | |
38 | int chantype; /* for older kernel */ | |
39 | } *chanmode_selected = NULL, chanmode[] = { | |
40 | { .name = "HT20", | |
41 | .width = NL80211_CHAN_WIDTH_20, | |
42 | .freq1_diff = 0, | |
43 | .chantype = NL80211_CHAN_HT20 }, | |
44 | { .name = "HT40+", | |
45 | .width = NL80211_CHAN_WIDTH_40, | |
46 | .freq1_diff = 10, | |
47 | .chantype = NL80211_CHAN_HT40PLUS }, | |
48 | { .name = "HT40-", | |
49 | .width = NL80211_CHAN_WIDTH_40, | |
50 | .freq1_diff = -10, | |
51 | .chantype = NL80211_CHAN_HT40MINUS }, | |
52 | { .name = "NOHT", | |
53 | .width = NL80211_CHAN_WIDTH_20_NOHT, | |
54 | .freq1_diff = 0, | |
55 | .chantype = NL80211_CHAN_NO_HT }, | |
56 | { .name = "5MHZ", | |
57 | .width = NL80211_CHAN_WIDTH_5, | |
58 | .freq1_diff = 0, | |
59 | .chantype = -1 }, | |
60 | { .name = "10MHZ", | |
61 | .width = NL80211_CHAN_WIDTH_10, | |
62 | .freq1_diff = 0, | |
63 | .chantype = -1 }, | |
135cb523 | 64 | }; |
edea4d14 | 65 | |
95940df3 JB |
66 | if (argc < 2) |
67 | return 1; | |
edea4d14 | 68 | |
95940df3 JB |
69 | /* SSID */ |
70 | NLA_PUT(msg, NL80211_ATTR_SSID, strlen(argv[0]), argv[0]); | |
edea4d14 JB |
71 | argv++; |
72 | argc--; | |
73 | ||
95940df3 | 74 | /* freq */ |
85da7703 | 75 | freq = strtoul(argv[0], &end, 10); |
95940df3 JB |
76 | if (*end != '\0') |
77 | return 1; | |
85da7703 SW |
78 | |
79 | NLA_PUT_U32(msg, NL80211_ATTR_WIPHY_FREQ, freq); | |
95940df3 JB |
80 | argv++; |
81 | argc--; | |
edea4d14 | 82 | |
135cb523 | 83 | if (argc) { |
85da7703 SW |
84 | for (i = 0; i < ARRAY_SIZE(chanmode); i++) { |
85 | if (strcasecmp(chanmode[i].name, argv[0]) == 0) { | |
86 | chanmode_selected = &chanmode[i]; | |
135cb523 SW |
87 | break; |
88 | } | |
89 | } | |
85da7703 SW |
90 | if (chanmode_selected) { |
91 | NLA_PUT_U32(msg, NL80211_ATTR_CHANNEL_WIDTH, | |
92 | chanmode_selected->width); | |
93 | NLA_PUT_U32(msg, NL80211_ATTR_CENTER_FREQ1, | |
94 | freq + chanmode_selected->freq1_diff); | |
95 | if (chanmode_selected->chantype != -1) | |
96 | NLA_PUT_U32(msg, | |
97 | NL80211_ATTR_WIPHY_CHANNEL_TYPE, | |
98 | chanmode_selected->chantype); | |
99 | ||
135cb523 SW |
100 | argv++; |
101 | argc--; | |
102 | } | |
103 | ||
104 | } | |
105 | ||
95940df3 JB |
106 | if (argc && strcmp(argv[0], "fixed-freq") == 0) { |
107 | NLA_PUT_FLAG(msg, NL80211_ATTR_FREQ_FIXED); | |
108 | argv++; | |
109 | argc--; | |
edea4d14 JB |
110 | } |
111 | ||
95940df3 | 112 | if (argc) { |
51e9bd80 JB |
113 | if (mac_addr_a2n(abssid, argv[0]) == 0) { |
114 | NLA_PUT(msg, NL80211_ATTR_MAC, 6, abssid); | |
115 | argv++; | |
116 | argc--; | |
117 | } | |
edea4d14 JB |
118 | } |
119 | ||
ec46ba52 BR |
120 | if (argc > 1 && strcmp(argv[0], "beacon-interval") == 0) { |
121 | argv++; | |
122 | argc--; | |
123 | bintval = strtoul(argv[0], &end, 10); | |
124 | if (*end != '\0') | |
125 | return 1; | |
126 | NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, bintval); | |
127 | argv++; | |
128 | argc--; | |
129 | } | |
130 | ||
6a24bb22 TP |
131 | /* basic rates */ |
132 | if (argc > 1 && strcmp(argv[0], "basic-rates") == 0) { | |
133 | argv++; | |
134 | argc--; | |
135 | ||
136 | value = strtok_r(argv[0], ",", &sptr); | |
137 | ||
138 | while (value && n_rates < NL80211_MAX_SUPP_RATES) { | |
139 | rate = strtod(value, &end); | |
140 | rates[n_rates] = rate * 2; | |
141 | ||
142 | /* filter out suspicious values */ | |
143 | if (*end != '\0' || !rates[n_rates] || | |
144 | rate*2 != rates[n_rates]) | |
145 | return 1; | |
146 | ||
147 | n_rates++; | |
148 | value = strtok_r(NULL, ",", &sptr); | |
149 | } | |
150 | ||
151 | NLA_PUT(msg, NL80211_ATTR_BSS_BASIC_RATES, n_rates, rates); | |
152 | ||
153 | argv++; | |
154 | argc--; | |
155 | } | |
156 | ||
506b442b FF |
157 | /* multicast rate */ |
158 | if (argc > 1 && strcmp(argv[0], "mcast-rate") == 0) { | |
159 | argv++; | |
160 | argc--; | |
161 | ||
162 | rate = strtod(argv[0], &end); | |
163 | if (*end != '\0') | |
164 | return 1; | |
165 | ||
e399be8c | 166 | NLA_PUT_U32(msg, NL80211_ATTR_MCAST_RATE, (int)(rate * 10)); |
506b442b FF |
167 | argv++; |
168 | argc--; | |
169 | } | |
170 | ||
1e03690e JB |
171 | if (!argc) |
172 | return 0; | |
edea4d14 | 173 | |
1e03690e JB |
174 | if (strcmp(*argv, "key") != 0 && strcmp(*argv, "keys") != 0) |
175 | return 1; | |
ded1f078 | 176 | |
1e03690e JB |
177 | argv++; |
178 | argc--; | |
51e9bd80 | 179 | |
1e03690e | 180 | return parse_keys(msg, argv, argc); |
edea4d14 JB |
181 | nla_put_failure: |
182 | return -ENOSPC; | |
183 | } | |
184 | ||
185 | static int leave_ibss(struct nl80211_state *state, | |
186 | struct nl_cb *cb, | |
187 | struct nl_msg *msg, | |
05514f95 JB |
188 | int argc, char **argv, |
189 | enum id_input id) | |
edea4d14 JB |
190 | { |
191 | return 0; | |
192 | } | |
193 | COMMAND(ibss, leave, NULL, | |
806bad30 JB |
194 | NL80211_CMD_LEAVE_IBSS, 0, CIB_NETDEV, leave_ibss, |
195 | "Leave the current IBSS cell."); | |
6a24bb22 | 196 | COMMAND(ibss, join, |
85da7703 | 197 | "<SSID> <freq in MHz> [HT20|HT40+|HT40-|NOHT|5MHZ|10MHZ] [fixed-freq] [<fixed bssid>] [beacon-interval <TU>]" |
506b442b FF |
198 | " [basic-rates <rate in Mbps,rate2,...>] [mcast-rate <rate in Mbps>] " |
199 | "[key d:0:abcde]", | |
806bad30 JB |
200 | NL80211_CMD_JOIN_IBSS, 0, CIB_NETDEV, join_ibss, |
201 | "Join the IBSS cell with the given SSID, if it doesn't exist create\n" | |
202 | "it on the given frequency. When fixed frequency is requested, don't\n" | |
203 | "join/create a cell on a different frequency. When a fixed BSSID is\n" | |
204 | "requested use that BSSID and do not adopt another cell's BSSID even\n" | |
ec46ba52 | 205 | "if it has higher TSF and the same SSID. If an IBSS is created, create\n" |
506b442b | 206 | "it with the specified basic-rates, multicast-rate and beacon-interval."); |