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Code Issues Releases Wiki Activity

add channel util

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This commit is contained in:
PolynomialDivision 2018-05-29 18:49:17 +02:00
parent 058690f10f
commit db5a9c88b2
3 changed files with 13 additions and 0 deletions
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2
src/include/dawn_iwinfo.h
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@ -59,4 +59,6 @@ int get_bssid(const char *ifname, uint8_t *bssid_addr);
int get_ssid(const char *ifname, char *ssid);
int get_channel_utilization(const char *ifname);
#endif //DAWN_RSSI_H

7
src/utils/dawn_iwinfo.c
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@ -21,6 +21,8 @@ int get_bandwidth(const char *ifname, uint8_t *client_addr, float *rx_rate, floa
#define IWINFO_ESSID_MAX_SIZE 32
uint64_t last_channel_time = 0;
uint64_t last_channel_time_busy = 0;
int compare_essid_iwinfo(__uint8_t *bssid_addr, __uint8_t *bssid_addr_to_compare) {
const struct iwinfo_ops *iw;
@ -283,7 +285,12 @@ int get_channel_utilization(const char *ifname) {
iw = iwinfo_backend(ifname);
if (iw->survey(ifname, &survey_entry))
{
uint64_t dividend = survey_entry.channel_time_busy - last_channel_time_busy;
uint64_t divisor = survey_entry.channel_time - last_channel_time;
last_channel_time = survey_entry.channel_time;
last_channel_time_busy = survey_entry.channel_time_busy;
printf("GOT SURVEY INFO!\n");
return (dividend * 255 / divisor);
}
return 0;
}

4
src/utils/ubus.c
View file

@ -717,6 +717,7 @@ static int add_subscriber(char *name) {
hostapd_entry->subscriber.remove_cb = hostapd_handle_remove;
hostapd_entry->subscriber.cb = hostapd_notify;
strcpy(hostapd_entry->iface_name, name);
get_bssid(name, hostapd_entry->bssid_addr);
get_ssid(name, hostapd_entry->ssid);
@ -976,6 +977,9 @@ static void ubus_get_clients_cb(struct ubus_request *req, int type, struct blob_
blobmsg_add_u8(&b_domain, "ht_supported", entry->ht);
blobmsg_add_u8(&b_domain, "vht_supported", entry->vht);
int channel_util = get_channel_utilization(entry->iface_name);
printf("CHANNEL UTILIZATION!!!: %d\n", channel_util);
char* collision_string = blobmsg_format_json(b_domain.head, 1);
printf("COLLISION STRING: %s\n", collision_string);