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60b6c638 IP |
1 | #include <errno.h> |
2 | #include <netlink/genl/genl.h> | |
3 | #include <netlink/genl/family.h> | |
4 | #include <netlink/genl/ctrl.h> | |
5 | #include <netlink/msg.h> | |
6 | #include <netlink/attr.h> | |
7 | #include "nl80211.h" | |
8 | #include "iw.h" | |
9 | ||
10 | SECTION(ap); | |
11 | ||
12 | static int handle_start_ap(struct nl80211_state *state, | |
13 | struct nl_msg *msg, int argc, char **argv, | |
14 | enum id_input id) | |
15 | { | |
26cab677 ST |
16 | struct chandef chandef; |
17 | int res, parsed; | |
60b6c638 IP |
18 | char *end; |
19 | int val, len; | |
20 | char buf[2304]; | |
21 | ||
22 | if (argc < 6) | |
23 | return 1; | |
24 | ||
25 | /* SSID */ | |
26 | NLA_PUT(msg, NL80211_ATTR_SSID, strlen(argv[0]), argv[0]); | |
27 | argv++; | |
28 | argc--; | |
29 | ||
26cab677 ST |
30 | /* chandef */ |
31 | res = parse_freqchan(&chandef, false, argc, argv, &parsed); | |
32 | if (res) | |
33 | return res; | |
34 | argc -= parsed; | |
35 | argv += parsed; | |
36 | res = put_chandef(msg, &chandef); | |
37 | if (res) | |
38 | return res; | |
60b6c638 IP |
39 | |
40 | /* beacon interval */ | |
41 | val = strtoul(argv[0], &end, 10); | |
42 | if (*end != '\0') | |
43 | return -EINVAL; | |
44 | ||
45 | NLA_PUT_U32(msg, NL80211_ATTR_BEACON_INTERVAL, val); | |
46 | argv++; | |
47 | argc--; | |
48 | ||
49 | /* dtim */ | |
50 | val = strtoul(argv[0], &end, 10); | |
51 | if (*end != '\0') | |
52 | return -EINVAL; | |
53 | ||
54 | NLA_PUT_U32(msg, NL80211_ATTR_DTIM_PERIOD, val); | |
55 | argv++; | |
56 | argc--; | |
57 | ||
ab50848f JB |
58 | if (strcmp(argv[0], "hidden-ssid") == 0) { |
59 | argc--; | |
60 | argv++; | |
61 | NLA_PUT_U32(msg, NL80211_ATTR_HIDDEN_SSID, | |
62 | NL80211_HIDDEN_SSID_ZERO_LEN); | |
63 | } else if (strcmp(argv[0], "zeroed-ssid") == 0) { | |
64 | argc--; | |
65 | argv++; | |
66 | NLA_PUT_U32(msg, NL80211_ATTR_HIDDEN_SSID, | |
67 | NL80211_HIDDEN_SSID_ZERO_CONTENTS); | |
68 | } | |
69 | ||
60b6c638 IP |
70 | /* beacon head must be provided */ |
71 | if (strcmp(argv[0], "head") != 0) | |
c91fdbec | 72 | return 1; |
60b6c638 IP |
73 | argv++; |
74 | argc--; | |
75 | ||
76 | len = strlen(argv[0]); | |
77 | if (!len || (len % 2)) | |
78 | return -EINVAL; | |
79 | ||
80 | if (!hex2bin(&argv[0][0], buf)) | |
81 | return -EINVAL; | |
82 | ||
83 | NLA_PUT(msg, NL80211_ATTR_BEACON_HEAD, (len / 2), &buf); | |
84 | argv++; | |
85 | argc--; | |
86 | ||
87 | if (!argc) | |
88 | return 0; | |
89 | ||
90 | /* tail is optional */ | |
91 | if (strcmp(argv[0], "tail") == 0) { | |
92 | argv++; | |
93 | argc--; | |
94 | ||
95 | if (!argc) | |
96 | return -EINVAL; | |
97 | ||
98 | len = strlen(argv[0]); | |
99 | if (!len || (len % 2)) | |
100 | return -EINVAL; | |
101 | ||
102 | if (!hex2bin(&argv[0][0], buf)) | |
103 | return -EINVAL; | |
104 | ||
105 | NLA_PUT(msg, NL80211_ATTR_BEACON_TAIL, (len / 2), &buf); | |
106 | argv++; | |
107 | argc--; | |
108 | } | |
109 | ||
110 | if (!argc) | |
111 | return 0; | |
112 | ||
084184ec NB |
113 | /* inactivity time (optional) */ |
114 | if (strcmp(argv[0], "inactivity-time") == 0) { | |
115 | argv++; | |
116 | argc--; | |
117 | ||
118 | if (!argc) | |
119 | return -EINVAL; | |
120 | len = strlen(argv[0]); | |
121 | if (!len) | |
122 | return -EINVAL; | |
123 | ||
124 | val = strtoul(argv[0], &end, 10); | |
125 | if (*end != '\0') | |
126 | return -EINVAL; | |
127 | ||
128 | NLA_PUT_U16(msg, NL80211_ATTR_INACTIVITY_TIMEOUT, val); | |
129 | argv++; | |
130 | argc--; | |
131 | } | |
132 | ||
133 | if (!argc) { | |
134 | return 0; | |
135 | } | |
136 | ||
60b6c638 IP |
137 | if (strcmp(*argv, "key") != 0 && strcmp(*argv, "keys") != 0) |
138 | return 1; | |
139 | ||
140 | argv++; | |
141 | argc--; | |
142 | ||
0e39f109 | 143 | return parse_keys(msg, &argv, &argc); |
60b6c638 IP |
144 | nla_put_failure: |
145 | return -ENOSPC; | |
146 | } | |
147 | COMMAND(ap, start, "", | |
148 | NL80211_CMD_NEW_BEACON, 0, CIB_NETDEV, handle_start_ap, | |
26cab677 | 149 | "<SSID> <control freq> [5|10|20|40|80|80+80|160] [<center1_freq> [<center2_freq>]]" |
ab50848f | 150 | " <beacon interval in TU> <DTIM period> [hidden-ssid|zeroed-ssid] head" |
26cab677 | 151 | " <beacon head in hexadecimal> [tail <beacon tail in hexadecimal>]" |
084184ec | 152 | " [inactivity-time <inactivity time in seconds>] [key0:abcde d:1:6162636465]\n"); |
60b6c638 IP |
153 | |
154 | static int handle_stop_ap(struct nl80211_state *state, | |
155 | struct nl_msg *msg, | |
156 | int argc, char **argv, | |
157 | enum id_input id) | |
158 | { | |
159 | return 0; | |
160 | } | |
161 | COMMAND(ap, stop, "", | |
162 | NL80211_CMD_DEL_BEACON, 0, CIB_NETDEV, handle_stop_ap, | |
163 | "Stop AP functionality\n"); |