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driver_test: Add channel awareness for the MLME test code 

This allows the MLME mode of driver_test to filter frames based on
the frequency on which they were sent and the frequency used by the
receiver.
This commit is contained in:
Jouni Malinen 2010-01-03 14:01:20 +02:00 committed by Jouni Malinen
parent 55777702cd
commit b38ddb0c50
1 changed files with 71 additions and 2 deletions
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73
src/drivers/driver_test.c
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@ -308,6 +308,8 @@ static int wpa_driver_test_send_mlme(void *priv, const u8 *data,
int ret = 0;
struct ieee80211_hdr *hdr;
u16 fc;
char cmd[50];
int freq;
#ifdef HOSTAPD
char desttxt[30];
#endif /* HOSTAPD */
@ -330,8 +332,15 @@ static int wpa_driver_test_send_mlme(void *priv, const u8 *data,
snprintf(desttxt, sizeof(desttxt), MACSTR, MAC2STR(dest));
#endif /* HOSTAPD */
io[0].iov_base = "MLME ";
io[0].iov_len = 5;
if (drv->remain_on_channel_freq)
freq = drv->remain_on_channel_freq;
else
freq = drv->current_freq;
wpa_printf(MSG_DEBUG, "test_driver(%s): MLME TX on freq %d MHz",
drv->ifname, freq);
os_snprintf(cmd, sizeof(cmd), "MLME freq=%d ", freq);
io[0].iov_base = cmd;
io[0].iov_len = os_strlen(cmd);
io[1].iov_base = (void *) data;
io[1].iov_len = data_len;
@ -704,6 +713,35 @@ static void test_driver_mlme(struct wpa_driver_test_data *drv,
struct ieee80211_hdr *hdr;
u16 fc;
union wpa_event_data event;
int freq = 0, own_freq;
if (datalen > 6 && os_memcmp(data, "freq=", 5) == 0) {
size_t pos;
for (pos = 5; pos < datalen; pos++) {
if (data[pos] == ' ')
break;
}
if (pos < datalen) {
freq = atoi((const char *) &data[5]);
wpa_printf(MSG_DEBUG, "test_driver(%s): MLME RX on "
"freq %d MHz", drv->ifname, freq);
pos++;
data += pos;
datalen -= pos;
}
}
if (drv->remain_on_channel_freq)
own_freq = drv->remain_on_channel_freq;
else
own_freq = drv->current_freq;
if (freq && own_freq && freq != own_freq) {
wpa_printf(MSG_DEBUG, "test_driver(%s): Ignore MLME RX on "
"another frequency %d MHz (own %d MHz)",
drv->ifname, freq, own_freq);
return;
}
hdr = (struct ieee80211_hdr *) data;
@ -1783,10 +1821,41 @@ static void wpa_driver_test_mlme(struct wpa_driver_test_data *drv,
socklen_t fromlen,
const u8 *data, size_t data_len)
{
int freq = 0, own_freq;
union wpa_event_data event;
if (data_len > 6 && os_memcmp(data, "freq=", 5) == 0) {
size_t pos;
for (pos = 5; pos < data_len; pos++) {
if (data[pos] == ' ')
break;
}
if (pos < data_len) {
freq = atoi((const char *) &data[5]);
wpa_printf(MSG_DEBUG, "test_driver(%s): MLME RX on "
"freq %d MHz", drv->ifname, freq);
pos++;
data += pos;
data_len -= pos;
}
}
if (drv->remain_on_channel_freq)
own_freq = drv->remain_on_channel_freq;
else
own_freq = drv->current_freq;
if (freq && own_freq && freq != own_freq) {
wpa_printf(MSG_DEBUG, "test_driver(%s): Ignore MLME RX on "
"another frequency %d MHz (own %d MHz)",
drv->ifname, freq, own_freq);
return;
}
os_memset(&event, 0, sizeof(event));
event.mlme_rx.buf = data;
event.mlme_rx.len = data_len;
event.mlme_rx.freq = freq;
wpa_supplicant_event(drv->ctx, EVENT_MLME_RX, &event);
if (drv->probe_req_report && data_len >= 24) {