wpa_supplicant: Initial Revision 0.8.X

Based on:
commit 0725cc7b7efc434910e89865c42eda7ce61bbf08
Author: Jouni Malinen <j@w1.fi>
Date:   Thu Apr 21 20:41:01 2011 +0300

    Enable CONFIG_DRIVER_NL80211=y in the default configuration

    nl80211 should be preferred over WEXT with any recent Linux
    kernel version.

Change-Id: I26aec5afbbd4f4a1f5fd900912545b6f5050de64
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/src/ap/p2p_hostapd.c b/src/ap/p2p_hostapd.c
new file mode 100644
index 0000000..6f8b778
--- /dev/null
+++ b/src/ap/p2p_hostapd.c
@@ -0,0 +1,120 @@
+/*
+ * hostapd / P2P integration
+ * Copyright (c) 2009-2010, Atheros Communications
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Alternatively, this software may be distributed under the terms of BSD
+ * license.
+ *
+ * See README and COPYING for more details.
+ */
+
+#include "utils/includes.h"
+
+#include "utils/common.h"
+#include "common/ieee802_11_defs.h"
+#include "p2p/p2p.h"
+#include "hostapd.h"
+#include "ap_config.h"
+#include "ap_drv_ops.h"
+#include "sta_info.h"
+#include "p2p_hostapd.h"
+
+
+#ifdef CONFIG_P2P
+
+int hostapd_p2p_get_mib_sta(struct hostapd_data *hapd, struct sta_info *sta,
+			    char *buf, size_t buflen)
+{
+	if (sta->p2p_ie == NULL)
+		return 0;
+
+	return p2p_ie_text(sta->p2p_ie, buf, buf + buflen);
+}
+
+
+int hostapd_p2p_set_noa(struct hostapd_data *hapd, u8 count, int start,
+			int duration)
+{
+	wpa_printf(MSG_DEBUG, "P2P: Set NoA parameters: count=%u start=%d "
+		   "duration=%d", count, start, duration);
+
+	if (count == 0) {
+		hapd->noa_enabled = 0;
+		hapd->noa_start = 0;
+		hapd->noa_duration = 0;
+	}
+
+	if (count != 255) {
+		wpa_printf(MSG_DEBUG, "P2P: Non-periodic NoA - set "
+			   "NoA parameters");
+		return hostapd_driver_set_noa(hapd, count, start, duration);
+	}
+
+	hapd->noa_enabled = 1;
+	hapd->noa_start = start;
+	hapd->noa_duration = duration;
+
+	if (hapd->num_sta_no_p2p == 0) {
+		wpa_printf(MSG_DEBUG, "P2P: No legacy STAs connected - update "
+			   "periodic NoA parameters");
+		return hostapd_driver_set_noa(hapd, count, start, duration);
+	}
+
+	wpa_printf(MSG_DEBUG, "P2P: Legacy STA(s) connected - do not enable "
+		   "periodic NoA");
+
+	return 0;
+}
+
+
+void hostapd_p2p_non_p2p_sta_connected(struct hostapd_data *hapd)
+{
+	wpa_printf(MSG_DEBUG, "P2P: First non-P2P device connected");
+
+	if (hapd->noa_enabled) {
+		wpa_printf(MSG_DEBUG, "P2P: Disable periodic NoA");
+		hostapd_driver_set_noa(hapd, 0, 0, 0);
+	}
+}
+
+
+void hostapd_p2p_non_p2p_sta_disconnected(struct hostapd_data *hapd)
+{
+	wpa_printf(MSG_DEBUG, "P2P: Last non-P2P device disconnected");
+
+	if (hapd->noa_enabled) {
+		wpa_printf(MSG_DEBUG, "P2P: Enable periodic NoA");
+		hostapd_driver_set_noa(hapd, 255, hapd->noa_start,
+				       hapd->noa_duration);
+	}
+}
+
+#endif /* CONFIG_P2P */
+
+
+#ifdef CONFIG_P2P_MANAGER
+u8 * hostapd_eid_p2p_manage(struct hostapd_data *hapd, u8 *eid)
+{
+	u8 bitmap;
+	*eid++ = WLAN_EID_VENDOR_SPECIFIC;
+	*eid++ = 4 + 3 + 1;
+	WPA_PUT_BE24(eid, OUI_WFA);
+	eid += 3;
+	*eid++ = P2P_OUI_TYPE;
+
+	*eid++ = P2P_ATTR_MANAGEABILITY;
+	WPA_PUT_LE16(eid, 1);
+	eid += 2;
+	bitmap = P2P_MAN_DEVICE_MANAGEMENT;
+	if (hapd->conf->p2p & P2P_ALLOW_CROSS_CONNECTION)
+		bitmap |= P2P_MAN_CROSS_CONNECTION_PERMITTED;
+	bitmap |= P2P_MAN_COEXISTENCE_OPTIONAL;
+	*eid++ = bitmap;
+
+	return eid;
+}
+#endif /* CONFIG_P2P_MANAGER */