Add 'get_capability channels' command for ctrl_iface

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
This commit is contained in:
Dmitry Shmidt 2012-08-04 21:17:04 +03:00 committed by Jouni Malinen
parent 59dff51dc8
commit 35aa088a32
2 changed files with 52 additions and 1 deletions

View file

@ -2367,6 +2367,53 @@ static int ctrl_iface_get_capability_auth_alg(int res, char *strict,
}
static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
char *buf, size_t buflen)
{
struct hostapd_channel_data *chnl;
int ret, i, j;
char *pos, *end, *hmode;
pos = buf;
end = pos + buflen;
for (j = 0; j < wpa_s->hw.num_modes; j++) {
switch (wpa_s->hw.modes[j].mode) {
case HOSTAPD_MODE_IEEE80211B:
hmode = "B";
break;
case HOSTAPD_MODE_IEEE80211G:
hmode = "G";
break;
case HOSTAPD_MODE_IEEE80211A:
hmode = "A";
break;
default:
continue;
}
ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
chnl = wpa_s->hw.modes[j].channels;
for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
continue;
ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
}
ret = os_snprintf(pos, end - pos, "\n");
if (ret < 0 || ret >= end - pos)
return pos - buf;
pos += ret;
}
return pos - buf;
}
static int wpa_supplicant_ctrl_iface_get_capability(
struct wpa_supplicant *wpa_s, const char *_field, char *buf,
size_t buflen)
@ -2417,6 +2464,9 @@ static int wpa_supplicant_ctrl_iface_get_capability(
return ctrl_iface_get_capability_auth_alg(res, strict, &capa,
buf, buflen);
if (os_strcmp(field, "channels") == 0)
return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
field);

View file

@ -3087,7 +3087,8 @@ static struct wpa_cli_cmd wpa_cli_commands[] = {
"<<idx> | <bssid>> = get detailed scan result info" },
{ "get_capability", wpa_cli_cmd_get_capability,
cli_cmd_flag_none,
"<eap/pairwise/group/key_mgmt/proto/auth_alg> = get capabilies" },
"<eap/pairwise/group/key_mgmt/proto/auth_alg/channels> "
"= get capabilies" },
{ "reconfigure", wpa_cli_cmd_reconfigure,
cli_cmd_flag_none,
"= force wpa_supplicant to re-read its configuration file" },