1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
|
--- a/wpa_supplicant/wpa_supplicant_i.h
+++ b/wpa_supplicant/wpa_supplicant_i.h
@@ -99,6 +99,8 @@ struct wpa_interface {
* receiving of EAPOL frames from an additional interface.
*/
const char *bridge_ifname;
+
+ const char *hostapd_ctrl;
};
/**
@@ -337,6 +339,8 @@ struct wpa_supplicant {
#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
char bridge_ifname[16];
+ struct wpa_ctrl *hostapd;
+
char *confname;
struct wpa_config *conf;
int countermeasures;
--- a/wpa_supplicant/Makefile
+++ b/wpa_supplicant/Makefile
@@ -52,6 +52,11 @@ OBJS_p += ../src/utils/wpabuf.o
OBJS_c = wpa_cli.o ../src/common/wpa_ctrl.o
OBJS_c += ../src/utils/wpa_debug.o
+ifdef MULTICALL
+OBJS += ../src/common/wpa_ctrl.o
+CFLAGS += -DMULTICALL
+endif
+
-include .config
-include $(if $(MULTICALL),../hostapd/.config)
--- a/wpa_supplicant/wpa_supplicant.c
+++ b/wpa_supplicant/wpa_supplicant.c
@@ -122,6 +122,55 @@ extern int wpa_debug_show_keys;
extern int wpa_debug_timestamp;
extern struct wpa_driver_ops *wpa_drivers[];
+#ifdef MULTICALL
+static int hostapd_stop(struct wpa_supplicant *wpa_s)
+{
+ const char *cmd = "DOWN";
+ char buf[256];
+ int len = sizeof(buf);
+
+ if (wpa_ctrl_request(wpa_s->hostapd, cmd, os_strlen(cmd), buf, &len, NULL) < 0) {
+ wpa_printf(MSG_ERROR, "\nFailed to stop hostapd AP interfaces\n");
+ return -1;
+ }
+ return 0;
+}
+
+static int hostapd_reload(struct wpa_supplicant *wpa_s, struct wpa_bss *bss)
+{
+ char *cmd = NULL;
+ char buf[256];
+ int len = sizeof(buf);
+ int channel, hw_mode;
+ int ret;
+
+ if (!bss)
+ return;
+
+ if (bss->freq < 4000) {
+ hw_mode = HOSTAPD_MODE_IEEE80211G;
+ channel = (bss->freq - 2407) / 5;
+ } else {
+ hw_mode = HOSTAPD_MODE_IEEE80211A;
+ channel = (bss->freq - 5000) / 5;
+ }
+
+ if (asprintf(&cmd, "RELOAD channel=%d sec_chan=0 hw_mode=%d ieee80211n=%d",
+ channel, hw_mode, !!bss->ht_capab) < 0) {
+ return -1;
+ }
+
+ ret = wpa_ctrl_request(wpa_s->hostapd, cmd, os_strlen(cmd), buf, &len, NULL);
+ free(cmd);
+
+ if (ret < 0) {
+ wpa_printf(MSG_ERROR, "\nFailed to reload hostapd AP interfaces\n");
+ return -1;
+ }
+ return 0;
+}
+#endif
+
/* Configure default/group WEP keys for static WEP */
int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid)
{
@@ -559,8 +608,16 @@ void wpa_supplicant_set_state(struct wpa
#ifdef CONFIG_P2P
wpas_p2p_completed(wpa_s);
#endif /* CONFIG_P2P */
+#ifdef MULTICALL
+ if (wpa_s->hostapd)
+ hostapd_reload(wpa_s, wpa_s->current_bss);
+#endif
} else if (state == WPA_DISCONNECTED || state == WPA_ASSOCIATING ||
state == WPA_ASSOCIATED) {
+#ifdef MULTICALL
+ if (wpa_s->hostapd)
+ hostapd_stop(wpa_s);
+#endif
wpa_s->new_connection = 1;
wpa_drv_set_operstate(wpa_s, 0);
#ifndef IEEE8021X_EAPOL
@@ -2045,6 +2102,21 @@ static int wpa_supplicant_init_iface(str
os_strlcpy(wpa_s->bridge_ifname, iface->bridge_ifname,
sizeof(wpa_s->bridge_ifname));
}
+#ifdef MULTICALL
+ if (iface->hostapd_ctrl) {
+ char *cmd = "DOWN";
+ char buf[256];
+ int len = sizeof(buf);
+
+ wpa_s->hostapd = wpa_ctrl_open(iface->hostapd_ctrl);
+ if (!wpa_s->hostapd) {
+ wpa_printf(MSG_ERROR, "\nFailed to connect to hostapd\n");
+ return -1;
+ }
+ if (hostapd_stop(wpa_s) < 0)
+ return -1;
+ }
+#endif
/* RSNA Supplicant Key Management - INITIALIZE */
eapol_sm_notify_portEnabled(wpa_s->eapol, FALSE);
--- a/wpa_supplicant/bss.c
+++ b/wpa_supplicant/bss.c
@@ -17,6 +17,7 @@
#include "utils/common.h"
#include "utils/eloop.h"
#include "common/ieee802_11_defs.h"
+#include "common/ieee802_11_common.h"
#include "drivers/driver.h"
#include "wpa_supplicant_i.h"
#include "config.h"
@@ -89,6 +90,8 @@ struct wpa_bss * wpa_bss_get(struct wpa_
static void wpa_bss_copy_res(struct wpa_bss *dst, struct wpa_scan_res *src)
{
+ struct ieee80211_ht_capabilities *capab;
+ struct ieee802_11_elems elems;
os_time_t usec;
dst->flags = src->flags;
@@ -101,6 +104,12 @@ static void wpa_bss_copy_res(struct wpa_
dst->level = src->level;
dst->tsf = src->tsf;
+ memset(&elems, 0, sizeof(elems));
+ ieee802_11_parse_elems((u8 *) (src + 1), src->ie_len, &elems, 0);
+ capab = (struct ieee80211_ht_capabilities *) elems.ht_capabilities;
+ if (capab)
+ dst->ht_capab = le_to_host16(capab->ht_capabilities_info);
+
os_get_time(&dst->last_update);
dst->last_update.sec -= src->age / 1000;
usec = (src->age % 1000) * 1000;
--- a/wpa_supplicant/bss.h
+++ b/wpa_supplicant/bss.h
@@ -56,6 +56,7 @@ struct wpa_bss {
unsigned int flags;
u8 bssid[ETH_ALEN];
u8 ssid[32];
+ u16 ht_capab;
size_t ssid_len;
int freq;
u16 beacon_int;
--- a/wpa_supplicant/main.c
+++ b/wpa_supplicant/main.c
@@ -31,7 +31,7 @@ static void usage(void)
"usage:\n"
" wpa_supplicant [-BddhKLqqstuvW] [-P<pid file>] "
"[-g<global ctrl>] \\\n"
- " -i<ifname> -c<config file> [-C<ctrl>] [-D<driver>] "
+ " -i<ifname> -c<config file> [-C<ctrl>] [-D<driver>] [-H<hostapd path>]"
"[-p<driver_param>] \\\n"
" [-b<br_ifname>] [-f<debug file>] \\\n"
" [-o<override driver>] [-O<override ctrl>] \\\n"
@@ -67,6 +67,7 @@ static void usage(void)
#endif /* CONFIG_DEBUG_SYSLOG */
printf(" -t = include timestamp in debug messages\n"
" -h = show this help text\n"
+ " -H = connect to a hostapd instance to manage state changes\n"
" -L = show license (GPL and BSD)\n"
" -o = override driver parameter for new interfaces\n"
" -O = override ctrl_interface parameter for new interfaces\n"
@@ -143,7 +144,7 @@ int main(int argc, char *argv[])
wpa_supplicant_fd_workaround();
for (;;) {
- c = getopt(argc, argv, "b:Bc:C:D:df:g:hi:KLNo:O:p:P:qstuvW");
+ c = getopt(argc, argv, "b:Bc:C:D:df:g:hH:i:KLNo:O:p:P:qstuvW");
if (c < 0)
break;
switch (c) {
@@ -184,6 +185,9 @@ int main(int argc, char *argv[])
usage();
exitcode = 0;
goto out;
+ case 'H':
+ iface->hostapd_ctrl = optarg;
+ break;
case 'i':
iface->ifname = optarg;
break;
|
