#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <string.h>
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#include <fcntl.h>
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#include <sys/socket.h>
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#include <sys/ioctl.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <linux/if.h>
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#include <linux/if_arp.h>
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#include "wl.h"
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#define DEFAULT_IFNAME "wlan0"
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#define MAX_SCAN_NUM 10
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#define SCAN_DWELL_TIME_PER_CHANNEL (200)
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static void usage(void)
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{
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printf("usage:\n"
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" scan [-i <ifname>] [-t <scan_time_per_channel>]\n");
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}
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int print_scan(uint32_t time_per_channel)
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{
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int ret;
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ret = wl_scan(NULL, NULL, NULL, 0, time_per_channel);
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if (ret == WL_E_OK)
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{
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int total = 0;
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printf("==================================================================\n");
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printf("| No.\t| SSID\t\t\t| BSSID\t\t\t\t| Security\t| Channel |\n");
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printf("------------------------------------------------------------------\n");
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while (1)
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{
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wl_ap_info_t ap_info[MAX_SCAN_NUM];
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uint32_t count = MAX_SCAN_NUM;
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bool is_completed = false;
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ret = wl_get_scan_results(ap_info, &count, &is_completed);
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if (ret < 0)
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{
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printf("wl_get_scan_results failed, result = %d\n", ret);
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break;
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}
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else
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{
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int i;
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for (i = 0; i < count; i ++)
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{
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printf("| %d\t| %s\t| %02x:%02x:%02x:%02x:%02x:%02x\t| 0x%08x\t| %d\t\t|\n",
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total,
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ap_info[i].ssid.value,
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ap_info[i].bssid.octet[0], ap_info[i].bssid.octet[1], ap_info[i].bssid.octet[2],
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ap_info[i].bssid.octet[3], ap_info[i].bssid.octet[4], ap_info[i].bssid.octet[5],
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ap_info[i].security,
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ap_info[i].channel);
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total++;
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}
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}
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if (is_completed)
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{
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break;
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}
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}
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printf("==================================================================\n");
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}
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else
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{
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printf("wl_scan err = %d\n", ret);
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}
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return ret;
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}
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int main(int argc, char **argv)
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{
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int ret;
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char *ifname = DEFAULT_IFNAME;
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uint32_t time_per_channel = WL_SCAN_PER_CH_TIME_DEFAULT;
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argv++;
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while (*argv)
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{
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if (!strcmp(*argv, "-i"))
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{
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argv++;
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if (argv != NULL)
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{
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ifname = *argv;
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}
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else
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{
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usage();
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return 0;
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}
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}
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else if (!strcmp(*argv, "-t"))
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{
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argv++;
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if (argv != NULL)
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{
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time_per_channel = atoi(*argv);
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}
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else
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{
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usage();
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return 0;
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}
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}
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else
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{
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usage();
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return 0;
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}
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argv++;
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}
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ret = wl_init(ifname);
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if (ret < 0)
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{
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printf("wl_init failed.\n");
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return 0;
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}
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ret = print_scan(time_per_channel);
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wl_deinit();
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return 0;
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}
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