static int hostapd_prepare_rates(struct hostapd_data *hapd,
struct hostapd_hw_modes *mode)
{
int i, num_basic_rates = 0;
int basic_rates_a[] = { 60, 120, 240, -1 };
int basic_rates_b[] = { 10, 20, -1 };
int basic_rates_g[] = { 10, 20, 55, 110, -1 };
int *basic_rates;
if (hapd->iconf->basic_rates)
basic_rates = hapd->iconf->basic_rates;
else switch (mode->mode) {
case HOSTAPD_MODE_IEEE80211A:
basic_rates = basic_rates_a;
break;
case HOSTAPD_MODE_IEEE80211B:
basic_rates = basic_rates_b;
break;
case HOSTAPD_MODE_IEEE80211G:
basic_rates = basic_rates_g;
break;
default:
return -1;
}
if (hostapd_set_rate_sets(hapd, hapd->iconf->supported_rates,
basic_rates, mode->mode)) {
printf("Failed to update rate sets in kernel module\n");
}
VM_FREE(hapd->iface->current_rates);
hapd->iface->num_rates = 0;
hapd->iface->current_rates =
VM_MALLOC(mode->num_rates * sizeof(struct hostapd_rate_data));
if (!hapd->iface->current_rates) {
printf("Failed to allocate memory for rate table.\n");
return -1;
}
for (i = 0; i < mode->num_rates; i++) {
struct hostapd_rate_data *rate;
if (hapd->iconf->supported_rates &&
!hostapd_rate_found(hapd->iconf->supported_rates,
mode->rates[i].rate))
continue;
rate = &hapd->iface->current_rates[hapd->iface->num_rates];
memcpy(rate, &mode->rates[i],
sizeof(struct hostapd_rate_data));
if (hostapd_rate_found(basic_rates, rate->rate)) {
rate->flags |= HOSTAPD_RATE_BASIC;
num_basic_rates++;
} else
rate->flags &= ~HOSTAPD_RATE_BASIC;
HOSTAPD_DEBUG(HOSTAPD_DEBUG_MINIMAL,
"RATE[%d] rate=%d flags=0x%x\n",
hapd->iface->num_rates, rate->rate, rate->flags);
hapd->iface->num_rates++;
}
if (hapd->iface->num_rates == 0 || num_basic_rates == 0) {
printf("No rates remaining in supported/basic rate sets "
"(%d,%d).\n", hapd->iface->num_rates, num_basic_rates);
return -1;
}
return 0;
}
int hostapd_prepare_rates(struct hostapd_iface *iface,
struct hostapd_hw_modes *mode)
{
int i, num_basic_rates = 0;
int basic_rates_a[] = { 60, 120, 240, -1 };
int basic_rates_b[] = { 10, 20, -1 };
int basic_rates_g[] = { 10, 20, 55, 110, -1 };
int *basic_rates;
if (iface->conf->basic_rates)
basic_rates = iface->conf->basic_rates;
else switch (mode->mode) {
case HOSTAPD_MODE_IEEE80211A:
basic_rates = basic_rates_a;
break;
case HOSTAPD_MODE_IEEE80211B:
basic_rates = basic_rates_b;
break;
case HOSTAPD_MODE_IEEE80211G:
basic_rates = basic_rates_g;
break;
case HOSTAPD_MODE_IEEE80211AD:
return 0; /* No basic rates for 11ad */
default:
return -1;
}
i = 0;
while (basic_rates[i] >= 0)
i++;
if (i)
i++; /* -1 termination */
os_free(iface->basic_rates);
iface->basic_rates = os_malloc(i * sizeof(int));
if (iface->basic_rates)
os_memcpy(iface->basic_rates, basic_rates, i * sizeof(int));
os_free(iface->current_rates);
iface->num_rates = 0;
iface->current_rates =
os_calloc(mode->num_rates, sizeof(struct hostapd_rate_data));
if (!iface->current_rates) {
wpa_printf(MSG_ERROR, "Failed to allocate memory for rate "
"table.");
return -1;
}
for (i = 0; i < mode->num_rates; i++) {
struct hostapd_rate_data *rate;
if (iface->conf->supported_rates &&
!hostapd_rate_found(iface->conf->supported_rates,
mode->rates[i]))
continue;
rate = &iface->current_rates[iface->num_rates];
rate->rate = mode->rates[i];
if (hostapd_rate_found(basic_rates, rate->rate)) {
rate->flags |= HOSTAPD_RATE_BASIC;
num_basic_rates++;
}
wpa_printf(MSG_DEBUG, "RATE[%d] rate=%d flags=0x%x",
iface->num_rates, rate->rate, rate->flags);
iface->num_rates++;
}
if ((iface->num_rates == 0 || num_basic_rates == 0) &&
(!iface->conf->ieee80211n || !iface->conf->require_ht)) {
wpa_printf(MSG_ERROR, "No rates remaining in supported/basic "
"rate sets (%d,%d).",
iface->num_rates, num_basic_rates);
return -1;
}
return 0;
}
static int hostapd_prepare_rates(struct hostapd_data *hapd,
struct hostapd_hw_modes *mode)
{
int i, num_basic_rates = 0;
int basic_rates_a[] = { 60, 120, 240, -1 };
int basic_rates_b[] = { 10, 20, -1 };
int basic_rates_g[] = { 10, 20, 55, 110, -1 };
int *basic_rates;
if (hapd->iconf->basic_rates)
basic_rates = hapd->iconf->basic_rates;
else switch (mode->mode) {
case HOSTAPD_MODE_IEEE80211A:
basic_rates = basic_rates_a;
break;
case HOSTAPD_MODE_IEEE80211B:
basic_rates = basic_rates_b;
break;
case HOSTAPD_MODE_IEEE80211G:
basic_rates = basic_rates_g;
break;
default:
return -1;
}
if (hostapd_set_rate_sets(hapd, hapd->iconf->supported_rates,
basic_rates, mode->mode)) {
wpa_printf(MSG_ERROR, "Failed to update rate sets in kernel "
"module");
}
os_free(hapd->iface->current_rates);
hapd->iface->num_rates = 0;
hapd->iface->current_rates =
os_zalloc(mode->num_rates * sizeof(struct hostapd_rate_data));
if (!hapd->iface->current_rates) {
wpa_printf(MSG_ERROR, "Failed to allocate memory for rate "
"table.");
return -1;
}
for (i = 0; i < mode->num_rates; i++) {
struct hostapd_rate_data *rate;
if (hapd->iconf->supported_rates &&
!hostapd_rate_found(hapd->iconf->supported_rates,
mode->rates[i]))
continue;
rate = &hapd->iface->current_rates[hapd->iface->num_rates];
rate->rate = mode->rates[i];
if (hostapd_rate_found(basic_rates, rate->rate)) {
rate->flags |= HOSTAPD_RATE_BASIC;
num_basic_rates++;
}
wpa_printf(MSG_DEBUG, "RATE[%d] rate=%d flags=0x%x",
hapd->iface->num_rates, rate->rate, rate->flags);
hapd->iface->num_rates++;
}
if (hapd->iface->num_rates == 0 || num_basic_rates == 0) {
wpa_printf(MSG_ERROR, "No rates remaining in supported/basic "
"rate sets (%d,%d).",
hapd->iface->num_rates, num_basic_rates);
return -1;
}
return 0;
}
