hostapd/mac80211: implement support for AP+STA
SVN-Revision: 23602v19.07.3_mercusys_ac12_duma
Felix Fietkau
14 years ago
parent
0fbff7de83
commit
35cdc5d722
@ -0,0 +1,13 @@
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--- a/src/ap/hostapd.c
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+++ b/src/ap/hostapd.c
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@@ -112,6 +112,10 @@ int hostapd_reload_config(struct hostapd
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oldconf = hapd->iconf;
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iface->conf = newconf;
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+ iface->freq = hostapd_hw_get_freq(hapd, hapd->iconf->channel);
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+ if (iface->current_mode)
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+ hostapd_prepare_rates(hapd, iface->current_mode);
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+
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for (j = 0; j < iface->num_bss; j++) {
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hapd = iface->bss[j];
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hapd->iconf = newconf;
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@ -0,0 +1,63 @@
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--- a/src/drivers/driver_nl80211.c
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+++ b/src/drivers/driver_nl80211.c
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@@ -1604,23 +1604,41 @@ wpa_driver_nl80211_finish_drv_init(struc
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}
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-static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
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+static int wpa_driver_nl80211_del_bss_beacon(struct i802_bss *bss)
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{
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+ struct wpa_driver_nl80211_data *drv = bss->drv;
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struct nl_msg *msg;
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+ bss->beacon_set = 0;
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+
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msg = nlmsg_alloc();
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if (!msg)
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return -ENOMEM;
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genlmsg_put(msg, 0, 0, genl_family_get_id(drv->nl80211), 0,
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0, NL80211_CMD_DEL_BEACON, 0);
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- NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, drv->ifindex);
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+ NLA_PUT_U32(msg, NL80211_ATTR_IFINDEX, bss->ifindex);
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return send_and_recv_msgs(drv, msg, NULL, NULL);
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nla_put_failure:
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+ nlmsg_free(msg);
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return -ENOBUFS;
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}
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+static int wpa_driver_nl80211_del_beacon(struct wpa_driver_nl80211_data *drv)
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+{
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+ struct i802_bss *bss;
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+
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+ for (bss = &drv->first_bss; bss; bss = bss->next)
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+ wpa_driver_nl80211_del_bss_beacon(bss);
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+}
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+
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+static int wpa_driver_nl80211_stop_ap(void *priv)
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+{
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+ struct i802_bss *bss = priv;
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+
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+ wpa_driver_nl80211_del_beacon(bss->drv);
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+}
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/**
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* wpa_driver_nl80211_deinit - Deinitialize nl80211 driver interface
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@@ -5512,4 +5530,5 @@ const struct wpa_driver_ops wpa_driver_n
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.send_ft_action = nl80211_send_ft_action,
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.signal_monitor = nl80211_signal_monitor,
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.send_frame = nl80211_send_frame,
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+ .stop_ap = wpa_driver_nl80211_stop_ap,
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};
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--- a/src/drivers/driver.h
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+++ b/src/drivers/driver.h
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@@ -1774,6 +1774,8 @@ struct wpa_driver_ops {
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*/
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int (*send_frame)(void *priv, const u8 *data, size_t data_len,
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int encrypt);
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+
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+ int (*stop_ap)(void *priv);
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};
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@ -0,0 +1,96 @@
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--- a/hostapd/ctrl_iface.c
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+++ b/hostapd/ctrl_iface.c
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@@ -35,6 +35,7 @@
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#include "ap/wps_hostapd.h"
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#include "ap/ctrl_iface_ap.h"
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#include "ctrl_iface.h"
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+#include "config_file.h"
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struct wpa_ctrl_dst {
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@@ -45,6 +46,7 @@ struct wpa_ctrl_dst {
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int errors;
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};
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+static char *reload_opts = NULL;
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static void hostapd_ctrl_iface_send(struct hostapd_data *hapd, int level,
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const char *buf, size_t len);
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@@ -315,6 +317,66 @@ static int hostapd_ctrl_iface_wps_oob(st
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#endif /* CONFIG_WPS_OOB */
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#endif /* CONFIG_WPS */
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+static int hostapd_ctrl_iface_set_down(struct hostapd_data *hapd)
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+{
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+ if (hapd->driver->stop_ap)
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+ hapd->driver->stop_ap(hapd->drv_priv);
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+ return 0;
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+}
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+
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+static char *get_option(char *opt, char *str)
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+{
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+ int len = strlen(str);
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+
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+ if (!strncmp(opt, str, len))
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+ return opt + len;
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+ else
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+ return NULL;
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+}
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+
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+static struct hostapd_config *hostapd_ctrl_iface_config_read(const char *fname)
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+{
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+ struct hostapd_config *conf;
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+ char *opt, *val;
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+
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+ conf = hostapd_config_read(fname);
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+ if (!conf)
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+ return NULL;
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+
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+ for (opt = strtok(reload_opts, " ");
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+ opt;
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+ opt = strtok(NULL, " ")) {
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+
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+ if ((val = get_option(opt, "channel=")))
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+ conf->channel = atoi(val);
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+ else if ((val = get_option(opt, "ht_capab=")))
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+ conf->ht_capab = atoi(val);
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+ else if ((val = get_option(opt, "ht_capab_mask=")))
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+ conf->ht_capab &= atoi(val);
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+ else if ((val = get_option(opt, "sec_chan=")))
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+ conf->secondary_channel = atoi(val);
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+ else if ((val = get_option(opt, "hwmode=")))
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+ conf->hw_mode = atoi(val);
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+ else if ((val = get_option(opt, "ieee80211n=")))
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+ conf->ieee80211n = atoi(val);
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+ else
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+ break;
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+ }
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+
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+ return conf;
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+}
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+
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+static int hostapd_ctrl_iface_reload(struct hostapd_data *hapd, char *txt)
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+{
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+ struct hostapd_iface *iface = hapd->iface;
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+
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+ iface->config_read_cb = hostapd_ctrl_iface_config_read;
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+ reload_opts = txt;
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+
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+ hostapd_reload_config(iface);
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+
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+ iface->config_read_cb = hostapd_config_read;
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+}
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static void hostapd_ctrl_iface_receive(int sock, void *eloop_ctx,
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void *sock_ctx)
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@@ -379,6 +441,10 @@ static void hostapd_ctrl_iface_receive(i
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reply_len += res;
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}
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#endif /* CONFIG_NO_RADIUS */
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+ } else if (os_strcmp(buf, "DOWN") == 0) {
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+ hostapd_ctrl_iface_set_down(hapd);
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+ } else if (os_strncmp(buf, "RELOAD ", 7) == 0) {
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+ hostapd_ctrl_iface_reload(hapd, buf + 7);
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} else if (os_strcmp(buf, "STA-FIRST") == 0) {
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reply_len = hostapd_ctrl_iface_sta_first(hapd, reply,
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reply_size);
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@ -0,0 +1,208 @@
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--- a/wpa_supplicant/wpa_supplicant_i.h
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+++ b/wpa_supplicant/wpa_supplicant_i.h
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@@ -98,6 +98,8 @@ struct wpa_interface {
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* receiving of EAPOL frames from an additional interface.
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*/
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const char *bridge_ifname;
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+
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+ const char *hostapd_ctrl;
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};
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/**
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@@ -316,6 +318,8 @@ struct wpa_supplicant {
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#endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
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char bridge_ifname[16];
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+ struct wpa_ctrl *hostapd;
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+
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char *confname;
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struct wpa_config *conf;
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int countermeasures;
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--- a/wpa_supplicant/Makefile
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+++ b/wpa_supplicant/Makefile
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@@ -51,6 +51,11 @@ OBJS_p += ../src/utils/wpa_debug.o
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OBJS_p += ../src/utils/wpabuf.o
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OBJS_c = wpa_cli.o ../src/common/wpa_ctrl.o
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+ifdef MULTICALL
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+OBJS += ../src/common/wpa_ctrl.o
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+CFLAGS += -DMULTICALL
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+endif
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+
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-include .config
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-include $(if $(MULTICALL),../hostapd/.config)
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--- a/wpa_supplicant/wpa_supplicant.c
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+++ b/wpa_supplicant/wpa_supplicant.c
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@@ -120,6 +120,58 @@ extern int wpa_debug_show_keys;
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extern int wpa_debug_timestamp;
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extern struct wpa_driver_ops *wpa_drivers[];
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+#ifdef MULTICALL
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+static int hostapd_stop(struct wpa_supplicant *wpa_s)
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+{
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+ const char *cmd = "DOWN";
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+ char buf[256];
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+ int len = sizeof(buf);
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+
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+ if (wpa_ctrl_request(wpa_s->hostapd, cmd, os_strlen(cmd), buf, &len, NULL) < 0) {
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+ wpa_printf(MSG_ERROR, "\nFailed to stop hostapd AP interfaces\n");
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+ return -1;
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+ }
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+ return 0;
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+}
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+
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+static int hostapd_reload(struct wpa_supplicant *wpa_s, struct wpa_bss *bss)
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+{
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+ char *cmd = NULL;
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+ char buf[256];
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+ int len = sizeof(buf);
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+ int channel, hw_mode;
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+ int ret;
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+
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+ if (!bss)
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+ return;
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+
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+ if (bss->freq < 4000) {
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+ hw_mode = HOSTAPD_MODE_IEEE80211G;
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+ channel = (bss->freq - 2407) / 5;
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+ } else {
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+ hw_mode = HOSTAPD_MODE_IEEE80211A;
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+ channel = (bss->freq - 5000) / 5;
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+ }
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+
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+ if (asprintf(&cmd, "RELOAD channel=%d sec_chan=0 hw_mode=%d ht_capab_mask=%d ieee80211n=%d",
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+ channel, hw_mode, bss->ht_capab, !!bss->ht_capab) < 0) {
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+ fprintf(stderr, "ASPRINTF FAILED\n");
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+ exit(1);
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+ return -1;
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+ }
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+
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+ wpa_printf(MSG_ERROR, "\n\n-------- RUN COMMAND: %s\n\n", cmd);
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+ ret = wpa_ctrl_request(wpa_s->hostapd, cmd, os_strlen(cmd), buf, &len, NULL);
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+ free(cmd);
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+
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+ if (ret < 0) {
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+ wpa_printf(MSG_ERROR, "\nFailed to reload hostapd AP interfaces\n");
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+ return -1;
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+ }
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+ return 0;
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+}
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+#endif
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+
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/* Configure default/group WEP keys for static WEP */
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int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid)
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{
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@@ -548,6 +600,10 @@ void wpa_supplicant_set_state(struct wpa
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#ifndef IEEE8021X_EAPOL
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wpa_drv_set_supp_port(wpa_s, 1);
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#endif
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+#ifdef MULTICALL
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+ if (wpa_s->hostapd)
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+ hostapd_reload(wpa_s, wpa_s->current_bss);
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+#endif
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} else if (state == WPA_DISCONNECTED || state == WPA_ASSOCIATING ||
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state == WPA_ASSOCIATED) {
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wpa_s->new_connection = 1;
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@@ -1957,6 +2013,21 @@ static int wpa_supplicant_init_iface(str
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os_strlcpy(wpa_s->bridge_ifname, iface->bridge_ifname,
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sizeof(wpa_s->bridge_ifname));
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}
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+#ifdef MULTICALL
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+ if (iface->hostapd_ctrl) {
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+ char *cmd = "DOWN";
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+ char buf[256];
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+ int len = sizeof(buf);
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+
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+ wpa_s->hostapd = wpa_ctrl_open(iface->hostapd_ctrl);
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+ if (!wpa_s->hostapd) {
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+ wpa_printf(MSG_ERROR, "\nFailed to connect to hostapd\n");
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+ return -1;
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+ }
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+ if (hostapd_stop(wpa_s) < 0)
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+ return -1;
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+ }
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+#endif
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/* RSNA Supplicant Key Management - INITIALIZE */
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eapol_sm_notify_portEnabled(wpa_s->eapol, FALSE);
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--- a/wpa_supplicant/bss.c
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+++ b/wpa_supplicant/bss.c
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@@ -17,6 +17,7 @@
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#include "utils/common.h"
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#include "utils/eloop.h"
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#include "common/ieee802_11_defs.h"
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+#include "common/ieee802_11_common.h"
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#include "drivers/driver.h"
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#include "wpa_supplicant_i.h"
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#include "config.h"
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@@ -89,6 +90,8 @@ struct wpa_bss * wpa_bss_get(struct wpa_
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static void wpa_bss_copy_res(struct wpa_bss *dst, struct wpa_scan_res *src)
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{
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+ struct ieee80211_ht_capabilities *capab;
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+ struct ieee802_11_elems elems;
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os_time_t usec;
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dst->flags = src->flags;
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@@ -101,6 +104,12 @@ static void wpa_bss_copy_res(struct wpa_
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dst->level = src->level;
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dst->tsf = src->tsf;
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+ memset(&elems, 0, sizeof(elems));
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+ ieee802_11_parse_elems((u8 *) (src + 1), src->ie_len, &elems, 0);
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+ capab = (struct ieee80211_ht_capabilities *) elems.ht_capabilities;
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+ if (capab)
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+ dst->ht_capab = le_to_host16(capab->ht_capabilities_info);
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+
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os_get_time(&dst->last_update);
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dst->last_update.sec -= src->age / 1000;
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usec = (src->age % 1000) * 1000;
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--- a/wpa_supplicant/bss.h
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+++ b/wpa_supplicant/bss.h
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@@ -56,6 +56,7 @@ struct wpa_bss {
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unsigned int flags;
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u8 bssid[ETH_ALEN];
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u8 ssid[32];
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+ u16 ht_capab;
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size_t ssid_len;
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int freq;
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u16 beacon_int;
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--- a/wpa_supplicant/main.c
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+++ b/wpa_supplicant/main.c
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@@ -31,7 +31,7 @@ static void usage(void)
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"usage:\n"
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" wpa_supplicant [-BddhKLqqstuvW] [-P<pid file>] "
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"[-g<global ctrl>] \\\n"
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- " -i<ifname> -c<config file> [-C<ctrl>] [-D<driver>] "
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+ " -i<ifname> -c<config file> [-C<ctrl>] [-D<driver>] [-H<hostapd path>]"
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"[-p<driver_param>] \\\n"
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" [-b<br_ifname>] [-f<debug file>] \\\n"
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" [-o<override driver>] [-O<override ctrl>] \\\n"
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@@ -67,6 +67,7 @@ static void usage(void)
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#endif /* CONFIG_DEBUG_SYSLOG */
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printf(" -t = include timestamp in debug messages\n"
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" -h = show this help text\n"
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+ " -H = connect to a hostapd instance to manage state changes\n"
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" -L = show license (GPL and BSD)\n"
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" -o = override driver parameter for new interfaces\n"
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" -O = override ctrl_interface parameter for new interfaces\n"
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@@ -143,7 +144,7 @@ int main(int argc, char *argv[])
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wpa_supplicant_fd_workaround();
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for (;;) {
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- c = getopt(argc, argv, "b:Bc:C:D:df:g:hi:KLNo:O:p:P:qstuvW");
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+ c = getopt(argc, argv, "b:Bc:C:D:df:g:hH:i:KLNo:O:p:P:qstuvW");
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if (c < 0)
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break;
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switch (c) {
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@@ -184,6 +185,9 @@ int main(int argc, char *argv[])
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usage();
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exitcode = 0;
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goto out;
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+ case 'H':
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+ iface->hostapd_ctrl = optarg;
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+ break;
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case 'i':
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iface->ifname = optarg;
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break;
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