Add 'get_capability channels' command
Change-Id: Ic5d5769b80804d3e8b577e988a1caf1e149b8c01
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/wpa_supplicant/ctrl_iface.c b/wpa_supplicant/ctrl_iface.c
index 5d8409c..a22cce5 100644
--- a/wpa_supplicant/ctrl_iface.c
+++ b/wpa_supplicant/ctrl_iface.c
@@ -2107,6 +2107,51 @@
}
+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:
+ return pos - buf;
+ }
+ 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++) {
+ 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)
@@ -2157,6 +2202,9 @@
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);