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
|
diff --git a/scan.c b/scan.c
index 387d487..d9cde10 100644
--- a/scan.c
+++ b/scan.c
@@ -4,6 +4,7 @@
* IOCTL handlers as well as command preperation and response routines
* for sending scan commands to the firmware.
*/
+#include <linux/version.h>
#include <linux/etherdevice.h>
#include <asm/unaligned.h>
@@ -13,6 +14,14 @@
#include "scan.h"
#include "cmd.h"
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)
+#define IWE(func, ...) func(info, __VA_ARGS__)
+#define LCP_LEN iwe_stream_lcp_len(info)
+#else
+#define IWE(func, ...) func(__VA_ARGS__)
+#define LCP_LEN IW_EV_LCP_LEN
+#endif
+
//! Approximate amount of data needed to pass a scan result back to iwlist
#define MAX_SCAN_CELL_SIZE (IW_EV_ADDR_LEN \
+ IW_ESSID_MAX_SIZE \
@@ -776,6 +785,7 @@ out:
#define MAX_CUSTOM_LEN 64
static inline char *lbs_translate_scan(struct lbs_private *priv,
+ struct iw_request_info *info,
char *start, char *stop,
struct bss_descriptor *bss)
{
@@ -801,24 +811,24 @@ static inline char *lbs_translate_scan(struct lbs_private *priv,
iwe.cmd = SIOCGIWAP;
iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
memcpy(iwe.u.ap_addr.sa_data, &bss->bssid, ETH_ALEN);
- start = iwe_stream_add_event(start, stop, &iwe, IW_EV_ADDR_LEN);
+ start = IWE(iwe_stream_add_event, start, stop, &iwe, IW_EV_ADDR_LEN);
/* SSID */
iwe.cmd = SIOCGIWESSID;
iwe.u.data.flags = 1;
iwe.u.data.length = min((uint32_t) bss->ssid_len, (uint32_t) IW_ESSID_MAX_SIZE);
- start = iwe_stream_add_point(start, stop, &iwe, bss->ssid);
+ start = IWE(iwe_stream_add_point, start, stop, &iwe, bss->ssid);
/* Mode */
iwe.cmd = SIOCGIWMODE;
iwe.u.mode = bss->mode;
- start = iwe_stream_add_event(start, stop, &iwe, IW_EV_UINT_LEN);
+ start = IWE(iwe_stream_add_event, start, stop, &iwe, IW_EV_UINT_LEN);
/* Frequency */
iwe.cmd = SIOCGIWFREQ;
iwe.u.freq.m = (long)cfp->freq * 100000;
iwe.u.freq.e = 1;
- start = iwe_stream_add_event(start, stop, &iwe, IW_EV_FREQ_LEN);
+ start = IWE(iwe_stream_add_event, start, stop, &iwe, IW_EV_FREQ_LEN);
/* Add quality statistics */
iwe.cmd = IWEVQUAL;
@@ -852,7 +862,7 @@ static inline char *lbs_translate_scan(struct lbs_private *priv,
nf = priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE;
iwe.u.qual.level = CAL_RSSI(snr, nf);
}
- start = iwe_stream_add_event(start, stop, &iwe, IW_EV_QUAL_LEN);
+ start = IWE(iwe_stream_add_event, start, stop, &iwe, IW_EV_QUAL_LEN);
/* Add encryption capability */
iwe.cmd = SIOCGIWENCODE;
@@ -862,9 +872,9 @@ static inline char *lbs_translate_scan(struct lbs_private *priv,
iwe.u.data.flags = IW_ENCODE_DISABLED;
}
iwe.u.data.length = 0;
- start = iwe_stream_add_point(start, stop, &iwe, bss->ssid);
+ start = IWE(iwe_stream_add_point, start, stop, &iwe, bss->ssid);
- current_val = start + IW_EV_LCP_LEN;
+ current_val = start + LCP_LEN;
iwe.cmd = SIOCGIWRATE;
iwe.u.bitrate.fixed = 0;
@@ -874,19 +884,19 @@ static inline char *lbs_translate_scan(struct lbs_private *priv,
for (j = 0; bss->rates[j] && (j < sizeof(bss->rates)); j++) {
/* Bit rate given in 500 kb/s units */
iwe.u.bitrate.value = bss->rates[j] * 500000;
- current_val = iwe_stream_add_value(start, current_val,
+ current_val = IWE(iwe_stream_add_value, start, current_val,
stop, &iwe, IW_EV_PARAM_LEN);
}
if ((bss->mode == IW_MODE_ADHOC) && priv->adhoccreate
&& !lbs_ssid_cmp(priv->curbssparams.ssid,
priv->curbssparams.ssid_len,
bss->ssid, bss->ssid_len)) {
iwe.u.bitrate.value = 22 * 500000;
- current_val = iwe_stream_add_value(start, current_val,
+ current_val = IWE(iwe_stream_add_value, start, current_val,
stop, &iwe, IW_EV_PARAM_LEN);
}
/* Check if we added any event */
- if((current_val - start) > IW_EV_LCP_LEN)
+ if((current_val - start) > LCP_LEN)
start = current_val;
memset(&iwe, 0, sizeof(iwe));
@@ -895,7 +905,7 @@ static inline char *lbs_translate_scan(struct lbs_private *priv,
memcpy(buf, bss->wpa_ie, bss->wpa_ie_len);
iwe.cmd = IWEVGENIE;
iwe.u.data.length = bss->wpa_ie_len;
- start = iwe_stream_add_point(start, stop, &iwe, buf);
+ start = IWE(iwe_stream_add_point, start, stop, &iwe, buf);
}
memset(&iwe, 0, sizeof(iwe));
@@ -904,7 +914,7 @@ static inline char *lbs_translate_scan(struct lbs_private *priv,
memcpy(buf, bss->rsn_ie, bss->rsn_ie_len);
iwe.cmd = IWEVGENIE;
iwe.u.data.length = bss->rsn_ie_len;
- start = iwe_stream_add_point(start, stop, &iwe, buf);
+ start = IWE(iwe_stream_add_point, start, stop, &iwe, buf);
}
if (bss->mesh) {
@@ -915,7 +925,7 @@ static inline char *lbs_translate_scan(struct lbs_private *priv,
p += snprintf(p, MAX_CUSTOM_LEN, "mesh-type: olpc");
iwe.u.data.length = p - custom;
if (iwe.u.data.length)
- start = iwe_stream_add_point(start, stop, &iwe, custom);
+ start = IWE(iwe_stream_add_point, start, stop, &iwe, custom);
}
out:
@@ -1036,7 +1046,7 @@ int lbs_get_scan(struct net_device *dev, struct iw_request_info *info,
}
/* Translate to WE format this entry */
- next_ev = lbs_translate_scan(priv, ev, stop, iter_bss);
+ next_ev = lbs_translate_scan(priv, info, ev, stop, iter_bss);
if (next_ev == NULL)
continue;
ev = next_ev;
|
