/*
* WPA Supplicant / Control interface (shared code for all backends)
- * Copyright (c) 2004-2012, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2004-2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
static int pno_start(struct wpa_supplicant *wpa_s)
{
- int ret;
+ int ret, interval;
size_t i, num_ssid;
struct wpa_ssid *ssid;
struct wpa_driver_scan_params params;
if (wpa_s->conf->filter_rssi)
params.filter_rssi = wpa_s->conf->filter_rssi;
- ret = wpa_drv_sched_scan(wpa_s, ¶ms, 10 * 1000);
+ interval = wpa_s->conf->sched_scan_interval ?
+ wpa_s->conf->sched_scan_interval : 10;
+
+ ret = wpa_drv_sched_scan(wpa_s, ¶ms, interval * 1000);
os_free(params.filter_ssids);
if (ret == 0)
wpa_s->pno = 1;
struct wpa_supplicant *wpa_s, char *addr)
{
u8 peer[ETH_ALEN];
+ int ret;
if (hwaddr_aton(addr, peer)) {
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
MAC2STR(peer));
- return wpa_tdls_teardown_link(wpa_s->wpa, peer,
- WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
+ if (wpa_tdls_is_external_setup(wpa_s->wpa))
+ ret = wpa_tdls_teardown_link(
+ wpa_s->wpa, peer,
+ WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
+ else
+ ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
+
+ return ret;
}
#endif /* CONFIG_TDLS */
}
#ifdef CONFIG_SAE
if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
- wpa_s->sme.sae.state == SAE_ACCEPTED && !wpa_s->ap_iface) {
+#ifdef CONFIG_AP
+ !wpa_s->ap_iface &&
+#endif /* CONFIG_AP */
+ wpa_s->sme.sae.state == SAE_ACCEPTED) {
ret = os_snprintf(pos, end - pos, "sae_group=%d\n",
wpa_s->sme.sae.group);
if (ret < 0 || ret >= end - pos)
return -1;
}
- return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, ht40, NULL);
+ return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq, ht40, NULL,
+ 0);
}
max_disc_int, max_disc_tu);
}
+ if (os_strcmp(cmd, "per_sta_psk") == 0) {
+ wpa_s->global->p2p_per_sta_psk = !!atoi(param);
+ return 0;
+ }
+
wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
cmd);
return wpas_p2p_ext_listen(wpa_s, period, interval);
}
+
+static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
+{
+ const char *pos;
+ u8 peer[ETH_ALEN];
+ int iface_addr = 0;
+
+ pos = cmd;
+ if (os_strncmp(pos, "iface=", 6) == 0) {
+ iface_addr = 1;
+ pos += 6;
+ }
+ if (hwaddr_aton(pos, peer))
+ return -1;
+
+ wpas_p2p_remove_client(wpa_s, peer, iface_addr);
+ return 0;
+}
+
#endif /* CONFIG_P2P */
#endif /* CONFIG_WNM */
+/* Get string representation of channel width */
+static const char * channel_width_name(enum chan_width width)
+{
+ switch (width) {
+ case CHAN_WIDTH_20_NOHT:
+ return "20 MHz (no HT)";
+ case CHAN_WIDTH_20:
+ return "20 MHz";
+ case CHAN_WIDTH_40:
+ return "40 MHz";
+ case CHAN_WIDTH_80:
+ return "80 MHz";
+ case CHAN_WIDTH_80P80:
+ return "80+80 MHz";
+ case CHAN_WIDTH_160:
+ return "160 MHz";
+ default:
+ return "unknown";
+ }
+}
+
+
static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
size_t buflen)
{
struct wpa_signal_info si;
int ret;
+ char *pos, *end;
ret = wpa_drv_signal_poll(wpa_s, &si);
if (ret)
return -1;
- ret = os_snprintf(buf, buflen, "RSSI=%d\nLINKSPEED=%d\n"
+ pos = buf;
+ end = buf + buflen;
+
+ ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
"NOISE=%d\nFREQUENCY=%u\n",
si.current_signal, si.current_txrate / 1000,
si.current_noise, si.frequency);
- if (ret < 0 || (unsigned int) ret > buflen)
+ if (ret < 0 || ret > end - pos)
return -1;
- return ret;
+ pos += ret;
+
+ if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
+ ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
+ channel_width_name(si.chanwidth));
+ if (ret < 0 || ret > end - pos)
+ return -1;
+ pos += ret;
+ }
+
+ if (si.center_frq1 > 0 && si.center_frq2 > 0) {
+ ret = os_snprintf(pos, end - pos,
+ "CENTER_FRQ1=%d\nCENTER_FRQ2=%d\n",
+ si.center_frq1, si.center_frq2);
+ if (ret < 0 || ret > end - pos)
+ return -1;
+ pos += ret;
+ }
+
+ if (si.avg_signal) {
+ ret = os_snprintf(pos, end - pos,
+ "AVG_RSSI=%d\n", si.avg_signal);
+ if (ret < 0 || ret >= end - pos)
+ return -1;
+ pos += ret;
+ }
+
+ return pos - buf;
}
} else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
reply_len = -1;
+ } else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
+ if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
+ reply_len = -1;
#endif /* CONFIG_P2P */
#ifdef CONFIG_WIFI_DISPLAY
} else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
"P2P_UNAUTHORIZE ",
"P2P_PRESENCE_REQ ",
"P2P_EXT_LISTEN ",
+ "P2P_REMOVE_CLIENT ",
NULL
};
int found = 0;
}
+static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
+{
+ char *value;
+
+ value = os_strchr(cmd, ' ');
+ if (value == NULL)
+ return -1;
+ *value++ = '\0';
+
+ wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
+
+#ifdef CONFIG_WIFI_DISPLAY
+ if (os_strcasecmp(cmd, "wifi_display") == 0) {
+ wifi_display_enable(global, !!atoi(value));
+ return 0;
+ }
+#endif /* CONFIG_WIFI_DISPLAY */
+
+ return -1;
+}
+
+
+#ifndef CONFIG_NO_CONFIG_WRITE
+static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
+{
+ int ret = 0;
+ struct wpa_supplicant *wpa_s;
+
+ for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
+ if (!wpa_s->conf->update_config) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
+ continue;
+ }
+
+ if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
+ wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
+ ret = 1;
+ } else {
+ wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
+ }
+ }
+
+ return ret;
+}
+#endif /* CONFIG_NO_CONFIG_WRITE */
+
+
+static int wpas_global_ctrl_iface_status(struct wpa_global *global,
+ char *buf, size_t buflen)
+{
+ char *pos, *end;
+ int ret;
+ struct wpa_supplicant *wpa_s;
+
+ pos = buf;
+ end = buf + buflen;
+
+#ifdef CONFIG_P2P
+ if (global->p2p && !global->p2p_disabled) {
+ ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
+ "\n"
+ "p2p_state=%s\n",
+ MAC2STR(global->p2p_dev_addr),
+ p2p_get_state_txt(global->p2p));
+ if (ret < 0 || ret >= end - pos)
+ return pos - buf;
+ pos += ret;
+ } else if (global->p2p) {
+ ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
+ if (ret < 0 || ret >= end - pos)
+ return pos - buf;
+ pos += ret;
+ }
+#endif /* CONFIG_P2P */
+
+#ifdef CONFIG_WIFI_DISPLAY
+ ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
+ !!global->wifi_display);
+ if (ret < 0 || ret >= end - pos)
+ return pos - buf;
+ pos += ret;
+#endif /* CONFIG_WIFI_DISPLAY */
+
+ for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
+ ret = os_snprintf(pos, end - pos, "ifname=%s\n"
+ "address=" MACSTR "\n",
+ wpa_s->ifname, MAC2STR(wpa_s->own_addr));
+ if (ret < 0 || ret >= end - pos)
+ return pos - buf;
+ pos += ret;
+ }
+
+ return pos - buf;
+}
+
+
char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
char *buf, size_t *resp_len)
{
wpas_notify_suspend(global);
} else if (os_strcmp(buf, "RESUME") == 0) {
wpas_notify_resume(global);
+ } else if (os_strncmp(buf, "SET ", 4) == 0) {
+ if (wpas_global_ctrl_iface_set(global, buf + 4))
+ reply_len = -1;
+#ifndef CONFIG_NO_CONFIG_WRITE
+ } else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
+ if (wpas_global_ctrl_iface_save_config(global))
+ reply_len = -1;
+#endif /* CONFIG_NO_CONFIG_WRITE */
+ } else if (os_strcmp(buf, "STATUS") == 0) {
+ reply_len = wpas_global_ctrl_iface_status(global, reply,
+ reply_size);
} else {
os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
reply_len = 16;