static void int_array_concat(int **res, const int *a)
{
int reslen, alen, i;
int *n;
reslen = int_array_len(*res);
alen = int_array_len(a);
n = os_realloc(*res, (reslen + alen + 1) * sizeof(int));
if (n == NULL) {
os_free(*res);
*res = NULL;
return;
}
for (i = 0; i <= alen; i++)
n[reslen + i] = a[i];
*res = n;
}
static void int_array_sort_unique(int *a)
{
int alen;
int i, j;
if (a == NULL)
return;
alen = int_array_len(a);
qsort(a, alen, sizeof(int), freq_cmp);
i = 0;
j = 1;
while (a[i] && a[j]) {
if (a[i] == a[j]) {
j++;
continue;
}
a[++i] = a[j++];
}
if (a[i])
i++;
a[i] = 0;
}
struct wpa_driver_scan_params *
wpa_scan_clone_params(const struct wpa_driver_scan_params *src)
{
struct wpa_driver_scan_params *params;
size_t i;
u8 *n;
params = os_zalloc(sizeof(*params));
if (params == NULL)
return NULL;
for (i = 0; i < src->num_ssids; i++) {
if (src->ssids[i].ssid) {
n = os_malloc(src->ssids[i].ssid_len);
if (n == NULL)
goto failed;
os_memcpy(n, src->ssids[i].ssid,
src->ssids[i].ssid_len);
params->ssids[i].ssid = n;
params->ssids[i].ssid_len = src->ssids[i].ssid_len;
}
}
params->num_ssids = src->num_ssids;
if (src->extra_ies) {
n = os_malloc(src->extra_ies_len);
if (n == NULL)
goto failed;
os_memcpy(n, src->extra_ies, src->extra_ies_len);
params->extra_ies = n;
params->extra_ies_len = src->extra_ies_len;
}
if (src->freqs) {
int len = int_array_len(src->freqs);
params->freqs = os_malloc((len + 1) * sizeof(int));
if (params->freqs == NULL)
goto failed;
os_memcpy(params->freqs, src->freqs, (len + 1) * sizeof(int));
}
if (src->filter_ssids) {
params->filter_ssids = os_malloc(sizeof(*params->filter_ssids) *
src->num_filter_ssids);
if (params->filter_ssids == NULL)
goto failed;
os_memcpy(params->filter_ssids, src->filter_ssids,
sizeof(*params->filter_ssids) *
src->num_filter_ssids);
params->num_filter_ssids = src->num_filter_ssids;
}
params->filter_rssi = src->filter_rssi;
params->p2p_probe = src->p2p_probe;
params->only_new_results = src->only_new_results;
return params;
failed:
wpa_scan_free_params(params);
return NULL;
}