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Clean up debug dump for scan results sorting

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There is not much need for showing the interim qsort steps, so just show
the ordered results.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2011-10-30 20:33:08 +02:00
parent 577db0aedd
commit aa820e02cc
1 changed files with 30 additions and 9 deletions
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39
wpa_supplicant/scan.c
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@ -1037,15 +1037,6 @@ static int wpa_scan_result_compar(const void *a, const void *b)
snr_b = wb->level;
}
wpa_printf(MSG_EXCESSIVE, "BSS(a) " MACSTR " freq:%d level:%d "
"noise:%d snr:%d flags:0x%x",
MAC2STR(wa->bssid), wa->freq, wa->level, wa->noise, snr_a,
wa->flags);
wpa_printf(MSG_EXCESSIVE, "BSS(b) " MACSTR " freq:%d level:%d "
"noise:%d snr:%d flags:0x%x",
MAC2STR(wb->bssid), wb->freq, wb->level, wb->noise, snr_b,
wb->flags);
/* best/max rate preferred if SNR close enough */
if ((snr_a && snr_b && abs(snr_b - snr_a) < 5) ||
(wa->qual && wb->qual && abs(wb->qual - wa->qual) < 10)) {
@ -1118,6 +1109,35 @@ static int wpa_scan_result_wps_compar(const void *a, const void *b)
#endif /* CONFIG_WPS */
static void dump_scan_res(struct wpa_scan_results *scan_res)
{
size_t i;
if (scan_res->res == NULL || scan_res->num == 0)
return;
wpa_printf(MSG_EXCESSIVE, "Sorted scan results");
for (i = 0; i < scan_res->num; i++) {
struct wpa_scan_res *r = scan_res->res[i];
if ((r->flags & (WPA_SCAN_LEVEL_DBM | WPA_SCAN_NOISE_INVALID))
== WPA_SCAN_LEVEL_DBM) {
int snr = r->level - r->noise;
wpa_printf(MSG_EXCESSIVE, MACSTR " freq=%d qual=%d "
"noise=%d level=%d snr=%d%s flags=0x%x",
MAC2STR(r->bssid), r->freq, r->qual,
r->noise, r->level, snr,
snr >= GREAT_SNR ? "*" : "", r->flags);
} else {
wpa_printf(MSG_EXCESSIVE, MACSTR " freq=%d qual=%d "
"noise=%d level=%d flags=0x%x",
MAC2STR(r->bssid), r->freq, r->qual,
r->noise, r->level, r->flags);
}
}
}
/**
* wpa_supplicant_get_scan_results - Get scan results
* @wpa_s: Pointer to wpa_supplicant data
@ -1153,6 +1173,7 @@ wpa_supplicant_get_scan_results(struct wpa_supplicant *wpa_s,
qsort(scan_res->res, scan_res->num, sizeof(struct wpa_scan_res *),
compar);
dump_scan_res(scan_res);
wpa_bss_update_start(wpa_s);
for (i = 0; i < scan_res->num; i++)