add slsi wpa_supplicant library

 * based on platform/hardware/broadcom/wlan android-10.0.0_r41
 * modified for slsi wifi

Change-Id: I7e97c3ca6343c0157305c22fdcce2768515b0065
diff --git a/Android.mk b/Android.mk
new file mode 100644
index 0000000..2f0af7f
--- /dev/null
+++ b/Android.mk
@@ -0,0 +1,70 @@
+#
+# Copyright (C) 2008 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+LOCAL_PATH := $(call my-dir)
+
+ifeq ($(WPA_SUPPLICANT_VERSION),VER_0_8_X)
+
+ifneq ($(BOARD_WPA_SUPPLICANT_DRIVER),)
+  CONFIG_DRIVER_$(BOARD_WPA_SUPPLICANT_DRIVER) := y
+endif
+
+WPA_SUPPL_DIR = external/wpa_supplicant_8
+WPA_SRC_FILE :=
+
+include $(WPA_SUPPL_DIR)/wpa_supplicant/android.config
+
+WPA_SUPPL_DIR_INCLUDE = $(WPA_SUPPL_DIR)/src \
+	$(WPA_SUPPL_DIR)/src/common \
+	$(WPA_SUPPL_DIR)/src/drivers \
+	$(WPA_SUPPL_DIR)/src/l2_packet \
+	$(WPA_SUPPL_DIR)/src/utils \
+	$(WPA_SUPPL_DIR)/src/wps \
+	$(WPA_SUPPL_DIR)/wpa_supplicant
+
+ifdef CONFIG_DRIVER_NL80211
+WPA_SUPPL_DIR_INCLUDE += external/libnl/include
+WPA_SRC_FILE += driver_cmd_nl80211.c
+endif
+
+ifeq ($(TARGET_ARCH),arm)
+# To force sizeof(enum) = 4
+L_CFLAGS += -mabi=aapcs-linux
+endif
+
+ifdef CONFIG_ANDROID_LOG
+L_CFLAGS += -DCONFIG_ANDROID_LOG
+endif
+
+ifdef CONFIG_P2P
+L_CFLAGS += -DCONFIG_P2P
+endif
+
+L_CFLAGS += -Wall -Werror -Wno-unused-parameter -Wno-macro-redefined
+
+########################
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := lib_driver_cmd_slsi
+LOCAL_SHARED_LIBRARIES := libc libcutils
+LOCAL_CFLAGS := $(L_CFLAGS)
+LOCAL_SRC_FILES := $(WPA_SRC_FILE)
+LOCAL_C_INCLUDES := $(WPA_SUPPL_DIR_INCLUDE)
+LOCAL_VENDOR_MODULE := true
+include $(BUILD_STATIC_LIBRARY)
+
+########################
+
+endif
diff --git a/MODULE_LICENSE_BSD b/MODULE_LICENSE_BSD
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/MODULE_LICENSE_BSD
diff --git a/NOTICE b/NOTICE
new file mode 100644
index 0000000..f9d25ea
--- /dev/null
+++ b/NOTICE
@@ -0,0 +1,43 @@
+
+Copyright (c) 2005-2010, The Android Open Source Project
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+ * Redistributions of source code must retain the above copyright
+   notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in
+   the documentation and/or other materials provided with the 
+   distribution.
+ * Neither the name of The Android Open Source Project nor the names
+   of its contributors may be used to endorse or promote products
+   derived from this software without specific prior written
+   permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 
+AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+SUCH DAMAGE.
+
+ * Copyright (c) 2002-2010, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2003-2004, Instant802 Networks, Inc.
+ * Copyright (c) 2005-2006, Devicescape Software, Inc.
+ * Copyright (c) 2007, Johannes Berg <johannes@sipsolutions.net>
+ * 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.
diff --git a/driver_cmd_nl80211.c b/driver_cmd_nl80211.c
new file mode 100644
index 0000000..da84370
--- /dev/null
+++ b/driver_cmd_nl80211.c
@@ -0,0 +1,204 @@
+/*
+ * Driver interaction with extended Linux CFG8021
+ *
+ * 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.
+ *
+ */
+
+#include "includes.h"
+#include <sys/types.h>
+#include <fcntl.h>
+#include <net/if.h>
+
+#include "common.h"
+#include "linux_ioctl.h"
+#include "driver_nl80211.h"
+#include "wpa_supplicant_i.h"
+#include "config.h"
+#ifdef ANDROID
+#include "android_drv.h"
+#endif
+
+typedef struct android_wifi_priv_cmd {
+	char *buf;
+	int  used_len;
+	int  total_len;
+} android_wifi_priv_cmd;
+
+static int drv_errors = 0;
+
+static void wpa_driver_send_hang_msg(struct wpa_driver_nl80211_data *drv)
+{
+	drv_errors++;
+	if (drv_errors > DRV_NUMBER_SEQUENTIAL_ERRORS) {
+		drv_errors = 0;
+		wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "HANGED");
+	}
+}
+
+static void wpa_driver_notify_country_change(void *ctx, char *cmd)
+{
+	if ((os_strncasecmp(cmd, "COUNTRY", 7) == 0) ||
+	    (os_strncasecmp(cmd, "SETBAND", 7) == 0)) {
+		union wpa_event_data event;
+
+		os_memset(&event, 0, sizeof(event));
+		event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
+		if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
+			event.channel_list_changed.type = REGDOM_TYPE_COUNTRY;
+			if (os_strlen(cmd) > 9) {
+				event.channel_list_changed.alpha2[0] = cmd[8];
+				event.channel_list_changed.alpha2[1] = cmd[9];
+			}
+		} else {
+			event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
+		}
+		wpa_supplicant_event(ctx, EVENT_CHANNEL_LIST_CHANGED, &event);
+	}
+}
+
+int wpa_driver_nl80211_driver_cmd(void *priv, char *cmd, char *buf,
+				  size_t buf_len )
+{
+	struct i802_bss *bss = priv;
+	struct wpa_driver_nl80211_data *drv = bss->drv;
+	struct ifreq ifr;
+	android_wifi_priv_cmd priv_cmd;
+	int ret = 0;
+
+	if (os_strcasecmp(cmd, "STOP") == 0) {
+		linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 0);
+		wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "STOPPED");
+	} else if (os_strcasecmp(cmd, "START") == 0) {
+		linux_set_iface_flags(drv->global->ioctl_sock, bss->ifname, 1);
+		wpa_msg(drv->ctx, MSG_INFO, WPA_EVENT_DRIVER_STATE "STARTED");
+	} else if (os_strcasecmp(cmd, "MACADDR") == 0) {
+		u8 macaddr[ETH_ALEN] = {};
+
+		ret = linux_get_ifhwaddr(drv->global->ioctl_sock, bss->ifname, macaddr);
+		if (!ret)
+			ret = os_snprintf(buf, buf_len,
+					  "Macaddr = " MACSTR "\n", MAC2STR(macaddr));
+	} else { /* Use private command */
+		os_memcpy(buf, cmd, strlen(cmd) + 1);
+		memset(&ifr, 0, sizeof(ifr));
+		memset(&priv_cmd, 0, sizeof(priv_cmd));
+		os_strlcpy(ifr.ifr_name, bss->ifname, IFNAMSIZ);
+
+		priv_cmd.buf = buf;
+		priv_cmd.used_len = buf_len;
+		priv_cmd.total_len = buf_len;
+		ifr.ifr_data = &priv_cmd;
+
+		if ((ret = ioctl(drv->global->ioctl_sock, SIOCDEVPRIVATE + 2, &ifr)) < 0) {
+			wpa_printf(MSG_ERROR, "%s: failed to issue private command: %s", __func__, cmd);
+			wpa_driver_send_hang_msg(drv);
+		} else {
+			drv_errors = 0;
+			ret = 0;
+			if ((os_strcasecmp(cmd, "LINKSPEED") == 0) ||
+			    (os_strcasecmp(cmd, "RSSI") == 0) ||
+			    (os_strcasecmp(cmd, "GETBAND") == 0) ||
+			    (os_strncasecmp(cmd, "WLS_BATCHING", 12) == 0))
+				ret = strlen(buf);
+			wpa_driver_notify_country_change(drv->ctx, cmd);
+			wpa_printf(MSG_DEBUG, "%s %s len = %d, %zu", __func__, buf, ret, strlen(buf));
+		}
+	}
+	return ret;
+}
+
+int wpa_driver_set_p2p_noa(void *priv, u8 count, int start, int duration)
+{
+	char buf[MAX_DRV_CMD_SIZE];
+
+	memset(buf, 0, sizeof(buf));
+	wpa_printf(MSG_DEBUG, "%s: Entry", __func__);
+	snprintf(buf, sizeof(buf), "P2P_SET_NOA %d %d %d", count, start, duration);
+	return wpa_driver_nl80211_driver_cmd(priv, buf, buf, strlen(buf)+1);
+}
+
+int wpa_driver_get_p2p_noa(void *priv __unused, u8 *buf __unused, size_t len __unused)
+{
+	/* Return 0 till we handle p2p_presence request completely in the driver */
+	return 0;
+}
+
+int wpa_driver_set_p2p_ps(void *priv, int legacy_ps, int opp_ps, int ctwindow)
+{
+	char buf[MAX_DRV_CMD_SIZE];
+
+	memset(buf, 0, sizeof(buf));
+	wpa_printf(MSG_DEBUG, "%s: Entry", __func__);
+	snprintf(buf, sizeof(buf), "P2P_SET_PS %d %d %d", legacy_ps, opp_ps, ctwindow);
+	return wpa_driver_nl80211_driver_cmd(priv, buf, buf, strlen(buf) + 1);
+}
+
+int wpa_driver_set_ap_wps_p2p_ie(void *priv, const struct wpabuf *beacon,
+				 const struct wpabuf *proberesp,
+				 const struct wpabuf *assocresp)
+{
+	char *buf;
+	const struct wpabuf *ap_wps_p2p_ie = NULL;
+
+	char *_cmd = "SET_AP_P2P_WPS_IE";
+	char *pbuf;
+	int ret = 0;
+	int i, buf_len;
+	enum if_type {
+		NONE,
+		IF_TYPE_P2P_DEVICE,
+		IF_TYPE_P2P_GROUP
+	};
+	enum if_type iftype = NONE;
+	struct cmd_desc {
+		int cmd;
+		const struct wpabuf *src;
+	} cmd_arr[] = {
+		{0x1, beacon},
+		{0x2, proberesp},
+		{0x4, assocresp},
+		{-1, NULL}
+	};
+
+	wpa_printf(MSG_DEBUG, "%s: Entry", __func__);
+
+	if (((proberesp != NULL) && (beacon == NULL)) ||
+		((proberesp == NULL) && (beacon == NULL) && (assocresp == NULL)))
+		/* P2P Device mode Probe Response IEs */
+		iftype = IF_TYPE_P2P_DEVICE;
+	else if ((proberesp != NULL) && (beacon != NULL) && (assocresp != NULL))
+		iftype = IF_TYPE_P2P_GROUP;
+
+	for (i = 0; cmd_arr[i].cmd != -1; i++) {
+		ap_wps_p2p_ie = cmd_arr[i].src;
+		if (ap_wps_p2p_ie) {
+			buf_len = strlen(_cmd) + 3 + wpabuf_len(ap_wps_p2p_ie);
+			buf = os_zalloc(buf_len);
+			if (NULL == buf) {
+				wpa_printf(MSG_ERROR, "%s: Out of memory",
+					   __func__);
+				ret = -1;
+				break;
+			}
+		} else {
+			continue;
+		}
+		pbuf = buf;
+		pbuf += snprintf(pbuf, buf_len - wpabuf_len(ap_wps_p2p_ie),
+				 "%s %d %d",_cmd, cmd_arr[i].cmd, iftype);
+		*pbuf++ = '\0';
+		os_memcpy(pbuf, wpabuf_head(ap_wps_p2p_ie), wpabuf_len(ap_wps_p2p_ie));
+		ret = wpa_driver_nl80211_driver_cmd(priv, buf, buf, buf_len);
+		os_free(buf);
+		if (ret < 0)
+			break;
+	}
+
+	return ret;
+}