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ara-mdk / platform / hardware / broadcom / wlan / 08111ea8c525690e7cb10a5ca121e7659dd0ffec / . / bcm4329 / src / wl / sys / wl_iw.c
blob: 9f3cebf4c4efce722a7a53f111961d9c97cf6ebd [file] [log] [blame]
/*
* Linux Wireless Extensions support
*
* Copyright (C) 1999-2009, Broadcom Corporation
*
* Unless you and Broadcom execute a separate written software license
* agreement governing use of this software, this software is licensed to you
* under the terms of the GNU General Public License version 2 (the "GPL"),
* available at http://www.broadcom.com/licenses/GPLv2.php, with the
* following added to such license:
*
* As a special exception, the copyright holders of this software give you
* permission to link this software with independent modules, and to copy and
* distribute the resulting executable under terms of your choice, provided that
* you also meet, for each linked independent module, the terms and conditions of
* the license of that module. An independent module is a module which is not
* derived from this software. The special exception does not apply to any
* modifications of the software.
*
* Notwithstanding the above, under no circumstances may you combine this
* software in any way with any other Broadcom software provided under a license
* other than the GPL, without Broadcom's express prior written consent.
*
* $Id: wl_iw.c,v 1.51.4.9.2.6.4.57 2009/10/27 04:43:46 Exp $
*/
#include <typedefs.h>
#include <linuxver.h>
#include <osl.h>
#include <bcmutils.h>
#include <bcmendian.h>
#include <proto/ethernet.h>
#include <linux/if_arp.h>
#include <asm/uaccess.h>
#include <dngl_stats.h>
#include <dhd.h>
#include <dhdioctl.h>
typedef void wlc_info_t;
typedef void wl_info_t;
typedef const struct si_pub si_t;
#include <wlioctl.h>
#include <proto/ethernet.h>
#include <dngl_stats.h>
#include <dhd.h>
#define WL_ERROR(x)
#define WL_TRACE(x)
#define WL_ASSOC(x)
#define WL_INFORM(x)
#define WL_WSEC(x)
#include <wl_iw.h>
#include <linux/rtnetlink.h>
#include <linux/mutex.h>
#define WL_IW_USE_ISCAN 1
#define ENABLE_ACTIVE_PASSIVE_SCAN_SUPPRESS 1
#define WL_IW_IOCTL_CALL(func_call) \
do { \
func_call; \
} while (0)
static int g_onoff = G_WLAN_SET_ON;
static struct mutex wl_start_lock;
extern bool wl_iw_conn_status_str(uint32 event_type, uint32 status,
uint32 reason, char* stringBuf, uint buflen);
#include <bcmsdbus.h>
extern void dhd_customer_gpio_wlan_ctrl(int onoff);
extern uint dhd_dev_reset(struct net_device *dev, uint8 flag);
extern void dhd_dev_init_ioctl(struct net_device *dev);
uint wl_msg_level = WL_ERROR_VAL;
#define MAX_WLIW_IOCTL_LEN 1024
#if defined(IL_BIGENDIAN)
#include <bcmendian.h>
#define htod32(i) (bcmswap32(i))
#define htod16(i) (bcmswap16(i))
#define dtoh32(i) (bcmswap32(i))
#define dtoh16(i) (bcmswap16(i))
#define htodchanspec(i) htod16(i)
#define dtohchanspec(i) dtoh16(i)
#else
#define htod32(i) i
#define htod16(i) i
#define dtoh32(i) i
#define dtoh16(i) i
#define htodchanspec(i) i
#define dtohchanspec(i) i
#endif
#ifdef CONFIG_WIRELESS_EXT
extern struct iw_statistics *dhd_get_wireless_stats(struct net_device *dev);
extern int dhd_wait_pend8021x(struct net_device *dev);
#endif
#if WIRELESS_EXT < 19
#define IW_IOCTL_IDX(cmd) ((cmd) - SIOCIWFIRST)
#define IW_EVENT_IDX(cmd) ((cmd) - IWEVFIRST)
#endif
static void *g_scan = NULL;
static uint g_scan_specified_ssid;
static wlc_ssid_t g_ssid;
wl_iw_ss_cache_ctrl_t g_ss_cache_ctrl;
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0))
#define DAEMONIZE(a) daemonize(a); \
allow_signal(SIGKILL); \
allow_signal(SIGTERM);
#else
#define RAISE_RX_SOFTIRQ() \
cpu_raise_softirq(smp_processor_id(), NET_RX_SOFTIRQ)
#define DAEMONIZE(a) daemonize(); \
do { if (a) \
strncpy(current->comm, a, MIN(sizeof(current->comm), (strlen(a) + 1))); \
} while (0);
#endif
#if defined(WL_IW_USE_ISCAN)
static wlc_ssid_t g_specific_ssid; /* chache specific ssid request */
#define ISCAN_STATE_IDLE 0
#define ISCAN_STATE_SCANING 1
#define WLC_IW_ISCAN_MAXLEN 2048
typedef struct iscan_buf {
struct iscan_buf * next;
char iscan_buf[WLC_IW_ISCAN_MAXLEN];
} iscan_buf_t;
typedef struct iscan_info {
struct net_device *dev;
struct timer_list timer;
uint32 timer_ms;
uint32 timer_on;
int iscan_state;
iscan_buf_t * list_hdr;
iscan_buf_t * list_cur;
long sysioc_pid;
struct semaphore sysioc_sem;
struct completion sysioc_exited;
uint32 scan_flag;
char ioctlbuf[WLC_IOCTL_SMLEN];
} iscan_info_t;
static void wl_iw_bt_flag_set(struct net_device *dev, bool set);
static void wl_iw_bt_release(void);
typedef enum bt_coex_status {
BT_DHCP_IDLE = 0,
BT_DHCP_START,
BT_DHCP_OPPORTUNITY_WINDOW,
BT_DHCP_FLAG_FORCE_TIMEOUT
} coex_status_t;
#define BT_DHCP_OPPORTUNITY_WINDOW_TIEM 2500
#define BT_DHCP_FLAG_FORCE_TIME 5500
typedef struct bt_info {
struct net_device *dev;
struct timer_list timer;
uint32 timer_ms;
uint32 timer_on;
int bt_state;
long bt_pid;
struct semaphore bt_sem;
struct completion bt_exited;
} bt_info_t;
bt_info_t *g_bt = NULL;
static void wl_iw_bt_timerfunc(ulong data);
iscan_info_t *g_iscan = NULL;
static void wl_iw_timerfunc(ulong data);
static void wl_iw_set_event_mask(struct net_device *dev);
static int
wl_iw_iscan(iscan_info_t *iscan, wlc_ssid_t *ssid, uint16 action);
#endif
static int
wl_iw_set_scan(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
);
static int
wl_iw_get_scan(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
);
static uint
wl_iw_get_scan_prep(
wl_scan_results_t *list,
struct iw_request_info *info,
char *extra,
short max_size
);
static void swap_key_from_BE(
wl_wsec_key_t *key
)
{
key->index = htod32(key->index);
key->len = htod32(key->len);
key->algo = htod32(key->algo);
key->flags = htod32(key->flags);
key->rxiv.hi = htod32(key->rxiv.hi);
key->rxiv.lo = htod16(key->rxiv.lo);
key->iv_initialized = htod32(key->iv_initialized);
}
static void swap_key_to_BE(
wl_wsec_key_t *key
)
{
key->index = dtoh32(key->index);
key->len = dtoh32(key->len);
key->algo = dtoh32(key->algo);
key->flags = dtoh32(key->flags);
key->rxiv.hi = dtoh32(key->rxiv.hi);
key->rxiv.lo = dtoh16(key->rxiv.lo);
key->iv_initialized = dtoh32(key->iv_initialized);
}
static int
dev_wlc_ioctl(
struct net_device *dev,
int cmd,
void *arg,
int len
)
{
struct ifreq ifr;
wl_ioctl_t ioc;
mm_segment_t fs;
int ret;
memset(&ioc, 0, sizeof(ioc));
ioc.cmd = cmd;
ioc.buf = arg;
ioc.len = len;
strcpy(ifr.ifr_name, dev->name);
ifr.ifr_data = (caddr_t) &ioc;
dev_open(dev);
fs = get_fs();
set_fs(get_ds());
ret = dev->do_ioctl(dev, &ifr, SIOCDEVPRIVATE);
set_fs(fs);
return ret;
}
static int
dev_wlc_intvar_get_reg(
struct net_device *dev,
char *name,
uint reg,
int *retval)
{
union {
char buf[WLC_IOCTL_SMLEN];
int val;
} var;
int error;
uint len;
len = bcm_mkiovar(name, (char *)(&reg), sizeof(reg), (char *)(&var), sizeof(var.buf));
ASSERT(len);
error = dev_wlc_ioctl(dev, WLC_GET_VAR, (void *)&var, len);
*retval = dtoh32(var.val);
return (error);
}
static int
dev_wlc_intvar_set(
struct net_device *dev,
char *name,
int val)
{
char buf[WLC_IOCTL_SMLEN];
uint len;
val = htod32(val);
len = bcm_mkiovar(name, (char *)(&val), sizeof(val), buf, sizeof(buf));
ASSERT(len);
return (dev_wlc_ioctl(dev, WLC_SET_VAR, buf, len));
}
#if defined(WL_IW_USE_ISCAN)
static int
dev_iw_iovar_setbuf(
struct net_device *dev,
char *iovar,
void *param,
int paramlen,
void *bufptr,
int buflen)
{
int iolen;
iolen = bcm_mkiovar(iovar, param, paramlen, bufptr, buflen);
ASSERT(iolen);
return (dev_wlc_ioctl(dev, WLC_SET_VAR, bufptr, iolen));
}
static int
dev_iw_iovar_getbuf(
struct net_device *dev,
char *iovar,
void *param,
int paramlen,
void *bufptr,
int buflen)
{
int iolen;
iolen = bcm_mkiovar(iovar, param, paramlen, bufptr, buflen);
ASSERT(iolen);
return (dev_wlc_ioctl(dev, WLC_GET_VAR, bufptr, buflen));
}
#endif
#if WIRELESS_EXT > 17
static int
dev_wlc_bufvar_set(
struct net_device *dev,
char *name,
char *buf, int len)
{
char ioctlbuf[MAX_WLIW_IOCTL_LEN];
uint buflen;
buflen = bcm_mkiovar(name, buf, len, ioctlbuf, sizeof(ioctlbuf));
ASSERT(buflen);
return (dev_wlc_ioctl(dev, WLC_SET_VAR, ioctlbuf, buflen));
}
#endif
static int
dev_wlc_bufvar_get(
struct net_device *dev,
char *name,
char *buf, int buflen)
{
char ioctlbuf[MAX_WLIW_IOCTL_LEN];
int error;
uint len;
len = bcm_mkiovar(name, NULL, 0, ioctlbuf, sizeof(ioctlbuf));
ASSERT(len);
error = dev_wlc_ioctl(dev, WLC_GET_VAR, (void *)ioctlbuf, MAX_WLIW_IOCTL_LEN);
if (!error)
bcopy(ioctlbuf, buf, buflen);
return (error);
}
static int
dev_wlc_intvar_get(
struct net_device *dev,
char *name,
int *retval)
{
union {
char buf[WLC_IOCTL_SMLEN];
int val;
} var;
int error;
uint len;
uint data_null;
len = bcm_mkiovar(name, (char *)(&data_null), 0, (char *)(&var), sizeof(var.buf));
ASSERT(len);
error = dev_wlc_ioctl(dev, WLC_GET_VAR, (void *)&var, len);
*retval = dtoh32(var.val);
return (error);
}
#if WIRELESS_EXT > 12
static int
wl_iw_set_active_scan(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
int as = 0;
int error = 0;
char *p = extra;
#if defined(WL_IW_USE_ISCAN)
if (g_iscan->iscan_state == ISCAN_STATE_IDLE)
#endif
error = dev_wlc_ioctl(dev, WLC_SET_PASSIVE_SCAN, &as, sizeof(as));
#if defined(WL_IW_USE_ISCAN)
else
g_iscan->scan_flag = as;
#endif
p += snprintf(p, MAX_WX_STRING, "OK");
wrqu->data.length = p - extra + 1;
return error;
}
static int
wl_iw_set_passive_scan(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
int ps = 1;
int error = 0;
char *p = extra;
#if defined(WL_IW_USE_ISCAN)
if (g_iscan->iscan_state == ISCAN_STATE_IDLE) {
#endif
if (g_scan_specified_ssid == 0) {
error = dev_wlc_ioctl(dev, WLC_SET_PASSIVE_SCAN, &ps, sizeof(ps));
}
#if defined(WL_IW_USE_ISCAN)
}
else
g_iscan->scan_flag = ps;
#endif
p += snprintf(p, MAX_WX_STRING, "OK");
wrqu->data.length = p - extra + 1;
return error;
}
static int
wl_iw_get_macaddr(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
int error;
char buf[128];
struct ether_addr *id;
char *p = extra;
strcpy(buf, "cur_etheraddr");
error = dev_wlc_ioctl(dev, WLC_GET_VAR, buf, sizeof(buf));
id = (struct ether_addr *) buf;
p += snprintf(p, MAX_WX_STRING, "Macaddr = %02X:%02X:%02X:%02X:%02X:%02X\n",
id->octet[0], id->octet[1], id->octet[2],
id->octet[3], id->octet[4], id->octet[5]);
wrqu->data.length = p - extra + 1;
return error;
}
static int
wl_iw_set_country(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
char country_code[WLC_CNTRY_BUF_SZ];
int error = 0;
char *p = extra;
int country_offset;
int country_code_size;
memset(country_code, 0, sizeof(country_code));
country_offset = strcspn(extra, " ");
country_code_size = strlen(extra) - country_offset;
if (country_offset != 0) {
strncpy(country_code, extra + country_offset +1,
MIN(country_code_size, sizeof(country_code)));
if ((error = dev_wlc_ioctl(dev, WLC_SET_COUNTRY,
&country_code, sizeof(country_code))) >= 0) {
p += snprintf(p, MAX_WX_STRING, "OK");
WL_TRACE(("%s: set country %s OK\n", __FUNCTION__, country_code));
goto exit;
}
}
WL_ERROR(("%s: set country %s failed code %d\n", __FUNCTION__, country_code, error));
p += snprintf(p, MAX_WX_STRING, "FAIL");
exit:
wrqu->data.length = p - extra + 1;
return error;
}
static int
wl_iw_set_btcoex_dhcp(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
int error = 0;
char *p = extra;
uint val;
#ifdef CUSTOMER_HW2
static int pm = PM_FAST;
int pm_local = PM_OFF;
#endif
char powermode_val = 0;
char buf_reg66va_dhcp_on[8] = { 66, 00, 00, 00, 0x10, 0x27, 0x00, 0x00 };
char buf_reg41va_dhcp_on[8] = { 41, 00, 00, 00, 0x33, 0x00, 0x00, 0x00 };
char buf_reg68va_dhcp_on[8] = { 68, 00, 00, 00, 0x90, 0x01, 0x00, 0x00 };
char buf_reg66val_defualt[8] = { 66, 00, 00, 00, 0x88, 0x13, 0x00, 0x00 };
char buf_reg41val_defualt[8] = { 41, 00, 00, 00, 0x13, 0x00, 0x00, 0x00 };
char buf_reg68val_defualt[8] = { 68, 00, 00, 00, 0x14, 0x00, 0x00, 0x00 };
char buf_flag7_default[8] = { 7, 00, 00, 00, 0x0, 0x00, 0x00, 0x00};
strncpy((char *)&powermode_val, extra + strlen("POWERMODE") +1, 1);
dev_wlc_intvar_get_reg(dev, "btc_params", 68, &val);
if (strnicmp((char *)&powermode_val, "1", strlen("1")) == 0) {
WL_TRACE(("%s: DHCP session starts\n", __FUNCTION__));
#ifdef CUSTOMER_HW2
dev_wlc_ioctl(dev, WLC_GET_PM, &pm, sizeof(pm));
dev_wlc_ioctl(dev, WLC_SET_PM, &pm_local, sizeof(pm_local));
#endif
dev_wlc_bufvar_set(dev, "btc_params", \
(char *)&buf_reg66va_dhcp_on[0], sizeof(buf_reg66va_dhcp_on));
dev_wlc_bufvar_set(dev, "btc_params", \
(char *)&buf_reg41va_dhcp_on[0], sizeof(buf_reg41va_dhcp_on));
dev_wlc_bufvar_set(dev, "btc_params", \
(char *)&buf_reg68va_dhcp_on[0], sizeof(buf_reg68va_dhcp_on));
g_bt->bt_state = BT_DHCP_START;
g_bt->timer_on = 1;
mod_timer(&g_bt->timer, g_bt->timer.expires);
WL_TRACE(("%s enable BT DHCP Timer\n", __FUNCTION__));
}
else if (strnicmp((char *)&powermode_val, "0", strlen("0")) == 0) {
WL_TRACE(("%s: DHCP session done\n", __FUNCTION__));
#ifdef CUSTOMER_HW2
dev_wlc_ioctl(dev, WLC_SET_PM, &pm, sizeof(pm));
#endif
WL_TRACE(("%s disable BT DHCP Timer\n", __FUNCTION__));
if (g_bt->timer_on) {
g_bt->timer_on = 0;
del_timer_sync(&g_bt->timer);
}
dev_wlc_bufvar_set(dev, "btc_flags", \
(char *)&buf_flag7_default[0], sizeof(buf_flag7_default));
dev_wlc_bufvar_set(dev, "btc_params", \
(char *)&buf_reg66val_defualt[0], sizeof(buf_reg66val_defualt));
dev_wlc_bufvar_set(dev, "btc_params", \
(char *)&buf_reg41val_defualt[0], sizeof(buf_reg41val_defualt));
dev_wlc_bufvar_set(dev, "btc_params", \
(char *)&buf_reg68val_defualt[0], sizeof(buf_reg68val_defualt));
}
else {
WL_ERROR(("Unkwown yet power setting, ignored\n"));
}
p += snprintf(p, MAX_WX_STRING, "OK");
wrqu->data.length = p - extra + 1;
return error;
}
int
wl_format_ssid(char* ssid_buf, uint8* ssid, int ssid_len)
{
int i, c;
char *p = ssid_buf;
if (ssid_len > 32) ssid_len = 32;
for (i = 0; i < ssid_len; i++) {
c = (int)ssid[i];
if (c == '\\') {
*p++ = '\\';
*p++ = '\\';
} else if (isprint((uchar)c)) {
*p++ = (char)c;
} else {
p += sprintf(p, "\\x%02X", c);
}
}
*p = '\0';
return p - ssid_buf;
}
static int
wl_iw_get_link_speed(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
int error = 0;
char *p = extra;
static int link_speed;
if (g_onoff == G_WLAN_SET_ON) {
error = dev_wlc_ioctl(dev, WLC_GET_RATE, &link_speed, sizeof(link_speed));
link_speed *= 500000;
}
p += snprintf(p, MAX_WX_STRING, "LinkSpeed %d", link_speed/1000000);
wrqu->data.length = p - extra + 1;
return error;
}
static int
wl_iw_get_rssi(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
static int rssi = 0;
int error = 0;
wlc_ssid_t ssid;
char *p = extra;
static char ssidbuf[SSID_FMT_BUF_LEN];
scb_val_t scb_val;
scb_val.val = 0;
bzero(&ssid, sizeof(ssid));
if (g_onoff == G_WLAN_SET_ON) {
error = dev_wlc_ioctl(dev, WLC_GET_RSSI, &scb_val, sizeof(scb_val_t));
rssi = dtoh32(scb_val.val);
error = dev_wlc_ioctl(dev, WLC_GET_SSID, &ssid, sizeof(ssid));
ssid.SSID_len = dtoh32(ssid.SSID_len);
}
if (!ssid.SSID_len) {
return 0;
}
wl_format_ssid(ssidbuf, ssid.SSID, dtoh32(ssid.SSID_len));
p += snprintf(p, MAX_WX_STRING, "%s rssi %d ", ssidbuf, rssi);
wrqu->data.length = p - extra + 1;
return error;
}
static int
wl_iw_send_priv_event(
struct net_device *dev,
char *flag
)
{
union iwreq_data wrqu;
char extra[IW_CUSTOM_MAX + 1];
int cmd;
cmd = IWEVCUSTOM;
memset(&wrqu, 0, sizeof(wrqu));
if (strlen(flag) > sizeof(extra))
return -1;
strcpy(extra, flag);
wrqu.data.length = strlen(extra);
wireless_send_event(dev, cmd, &wrqu, extra);
WL_TRACE(("Send IWEVCUSTOM Event as %s\n", extra));
return 0;
}
#ifdef WL_IW_USE_THREAD_WL_OFF
static int
_wl_control_sysioc_thread_wl_off(void *data)
{
struct wl_ctrl *wl_ctl = (struct wl_ctrl *)data;
DAEMONIZE("wlcontrol_sysioc");
WL_TRACE(("%s Entered\n", __FUNCTION__));
net_os_wake_lock(wl_ctl->dev);
mutex_lock(&wl_start_lock);
while (down_interruptible(&wl_ctl->timer_sem) == 0) {
WL_TRACE(("%s Turning off wifi dev\n", __FUNCTION__));
g_onoff = G_WLAN_SET_OFF;
#if defined(WL_IW_USE_ISCAN)
g_iscan->iscan_state = ISCAN_STATE_IDLE;
#endif
dhd_dev_reset(wl_ctl->dev, 1);
#if defined(BCMLXSDMMC)
sdioh_stop(NULL);
#endif
dhd_customer_gpio_wlan_ctrl(WLAN_RESET_OFF);
wl_iw_send_priv_event(wl_ctl->dev, "STOP");
net_os_wake_lock_timeout_enable(wl_ctl->dev);
break;
}
mutex_unlock(&wl_start_lock);
WL_TRACE(("%s Exited\n", __FUNCTION__));
net_os_wake_unlock(wl_ctl->dev);
complete_and_exit(&wl_ctl->sysioc_exited, 0);
KILL_PROC(wl_ctl->sysioc_pid, SIGTERM);
}
#endif
int
wl_control_wl_start(struct net_device *dev)
{
int ret = 0;
WL_TRACE(("Enter %s \n", __FUNCTION__));
mutex_lock(&wl_start_lock);
if (g_onoff == G_WLAN_SET_OFF) {
dhd_customer_gpio_wlan_ctrl(WLAN_RESET_ON);
#if defined(BCMLXSDMMC)
sdioh_start(NULL, 0);
#endif
dhd_dev_reset(dev, 0);
#if defined(BCMLXSDMMC)
sdioh_start(NULL, 1);
#endif
dhd_dev_init_ioctl(dev);
g_onoff = G_WLAN_SET_ON;
}
WL_TRACE(("Exited %s \n", __FUNCTION__));
mutex_unlock(&wl_start_lock);
return ret;
}
#ifdef WL_IW_USE_THREAD_WL_OFF
static void
wl_iw_stop_timerfunc(ulong data)
{
struct wl_ctrl * wl_ctl = (struct wl_ctrl *)data;
WL_TRACE(("%s\n", __FUNCTION__));
del_timer_sync(wl_ctl->timer);
up(&wl_ctl->timer_sem);
}
#endif
static int
wl_iw_control_wl_off(
struct net_device *dev,
struct iw_request_info *info
)
{
int ret = 0;
#ifdef WL_IW_USE_THREAD_WL_OFF
static struct wl_ctrl ctl;
static struct timer_list timer;
#endif
WL_TRACE(("Enter %s\n", __FUNCTION__));
#ifdef WL_IW_USE_THREAD_WL_OFF
ctl.timer = &timer;
ctl.dev = dev;
sema_init(&ctl.timer_sem, 0);
init_completion(&ctl.sysioc_exited);
ctl.sysioc_pid = kernel_thread(_wl_control_sysioc_thread_wl_off, &ctl, 0);
timer.data = (ulong)&ctl;
timer.function = wl_iw_stop_timerfunc;
init_timer(&timer);
timer.expires = jiffies + 2000 * HZ / 1000;
add_timer(&timer);
#else
mutex_lock(&wl_start_lock);
if (g_onoff == G_WLAN_SET_ON) {
g_onoff = G_WLAN_SET_OFF;
#if defined(WL_IW_USE_ISCAN)
g_iscan->iscan_state = ISCAN_STATE_IDLE;
#endif
dhd_dev_reset(dev, 1);
#if defined(BCMLXSDMMC)
sdioh_stop(NULL);
#endif
dhd_customer_gpio_wlan_ctrl(WLAN_RESET_OFF);
wl_iw_send_priv_event(dev, "STOP");
net_os_wake_lock_timeout_enable(dev);
}
mutex_unlock(&wl_start_lock);
#endif
WL_TRACE(("Exited %s\n", __FUNCTION__));
return ret;
}
static int
wl_iw_control_wl_on(
struct net_device *dev,
struct iw_request_info *info
)
{
int ret = 0;
WL_TRACE(("Enter %s \n", __FUNCTION__));
ret = wl_control_wl_start(dev);
wl_iw_send_priv_event(dev, "START");
net_os_wake_lock_timeout_enable(dev);
WL_TRACE(("Exited %s \n", __FUNCTION__));
return ret;
}
#endif
#if WIRELESS_EXT < 13
struct iw_request_info
{
__u16 cmd;
__u16 flags;
};
typedef int (*iw_handler)(struct net_device *dev, struct iw_request_info *info,
void *wrqu, char *extra);
#endif
static int
wl_iw_config_commit(
struct net_device *dev,
struct iw_request_info *info,
void *zwrq,
char *extra
)
{
wlc_ssid_t ssid;
int error;
struct sockaddr bssid;
WL_TRACE(("%s: SIOCSIWCOMMIT\n", dev->name));
if ((error = dev_wlc_ioctl(dev, WLC_GET_SSID, &ssid, sizeof(ssid))))
return error;
ssid.SSID_len = dtoh32(ssid.SSID_len);
if (!ssid.SSID_len)
return 0;
bzero(&bssid, sizeof(struct sockaddr));
if ((error = dev_wlc_ioctl(dev, WLC_REASSOC, &bssid, ETHER_ADDR_LEN))) {
WL_ERROR(("Invalid ioctl data.\n"));
return error;
}
return 0;
}
static int
wl_iw_get_name(
struct net_device *dev,
struct iw_request_info *info,
char *cwrq,
char *extra
)
{
WL_TRACE(("%s: SIOCGIWNAME\n", dev->name));
strcpy(cwrq, "IEEE 802.11-DS");
return 0;
}
static int
wl_iw_set_freq(
struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *fwrq,
char *extra
)
{
int error, chan;
uint sf = 0;
WL_TRACE(("%s: SIOCSIWFREQ\n", dev->name));
if (fwrq->e == 0 && fwrq->m < MAXCHANNEL) {
chan = fwrq->m;
}
else {
if (fwrq->e >= 6) {
fwrq->e -= 6;
while (fwrq->e--)
fwrq->m *= 10;
} else if (fwrq->e < 6) {
while (fwrq->e++ < 6)
fwrq->m /= 10;
}
if (fwrq->m > 4000 && fwrq->m < 5000)
sf = WF_CHAN_FACTOR_4_G;
chan = wf_mhz2channel(fwrq->m, sf);
}
chan = htod32(chan);
if ((error = dev_wlc_ioctl(dev, WLC_SET_CHANNEL, &chan, sizeof(chan))))
return error;
return -EINPROGRESS;
}
static int
wl_iw_get_freq(
struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *fwrq,
char *extra
)
{
channel_info_t ci;
int error;
WL_TRACE(("%s: SIOCGIWFREQ\n", dev->name));
if ((error = dev_wlc_ioctl(dev, WLC_GET_CHANNEL, &ci, sizeof(ci))))
return error;
fwrq->m = dtoh32(ci.hw_channel);
fwrq->e = dtoh32(0);
return 0;
}
static int
wl_iw_set_mode(
struct net_device *dev,
struct iw_request_info *info,
__u32 *uwrq,
char *extra
)
{
int infra = 0, ap = 0, error = 0;
WL_TRACE(("%s: SIOCSIWMODE\n", dev->name));
switch (*uwrq) {
case IW_MODE_MASTER:
infra = ap = 1;
break;
case IW_MODE_ADHOC:
case IW_MODE_AUTO:
break;
case IW_MODE_INFRA:
infra = 1;
break;
default:
return -EINVAL;
}
infra = htod32(infra);
ap = htod32(ap);
if ((error = dev_wlc_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(infra))) ||
(error = dev_wlc_ioctl(dev, WLC_SET_AP, &ap, sizeof(ap))))
return error;
return -EINPROGRESS;
}
static int
wl_iw_get_mode(
struct net_device *dev,
struct iw_request_info *info,
__u32 *uwrq,
char *extra
)
{
int error, infra = 0, ap = 0;
WL_TRACE(("%s: SIOCGIWMODE\n", dev->name));
if ((error = dev_wlc_ioctl(dev, WLC_GET_INFRA, &infra, sizeof(infra))) ||
(error = dev_wlc_ioctl(dev, WLC_GET_AP, &ap, sizeof(ap))))
return error;
infra = dtoh32(infra);
ap = dtoh32(ap);
*uwrq = infra ? ap ? IW_MODE_MASTER : IW_MODE_INFRA : IW_MODE_ADHOC;
return 0;
}
static int
wl_iw_get_range(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
struct iw_range *range = (struct iw_range *) extra;
int channels[MAXCHANNEL+1];
wl_uint32_list_t *list = (wl_uint32_list_t *) channels;
wl_rateset_t rateset;
int error, i, k;
uint sf, ch;
int phytype;
int bw_cap = 0, sgi_tx = 0, nmode = 0;
channel_info_t ci;
uint8 nrate_list2copy = 0;
uint16 nrate_list[4][8] = { {13, 26, 39, 52, 78, 104, 117, 130},
{14, 29, 43, 58, 87, 116, 130, 144},
{27, 54, 81, 108, 162, 216, 243, 270},
{30, 60, 90, 120, 180, 240, 270, 300}};
WL_TRACE(("%s: SIOCGIWRANGE\n", dev->name));
if (!extra)
return -EINVAL;
dwrq->length = sizeof(struct iw_range);
memset(range, 0, sizeof(range));
range->min_nwid = range->max_nwid = 0;
list->count = htod32(MAXCHANNEL);
if ((error = dev_wlc_ioctl(dev, WLC_GET_VALID_CHANNELS, channels, sizeof(channels))))
return error;
for (i = 0; i < dtoh32(list->count) && i < IW_MAX_FREQUENCIES; i++) {
range->freq[i].i = dtoh32(list->element[i]);
ch = dtoh32(list->element[i]);
if (ch <= CH_MAX_2G_CHANNEL)
sf = WF_CHAN_FACTOR_2_4_G;
else
sf = WF_CHAN_FACTOR_5_G;
range->freq[i].m = wf_channel2mhz(ch, sf);
range->freq[i].e = 6;
}
range->num_frequency = range->num_channels = i;
range->max_qual.qual = 5;
range->max_qual.level = 0x100 - 200;
range->max_qual.noise = 0x100 - 200;
range->sensitivity = 65535;
#if WIRELESS_EXT > 11
range->avg_qual.qual = 3;
range->avg_qual.level = 0x100 + WL_IW_RSSI_GOOD;
range->avg_qual.noise = 0x100 - 75;
#endif
if ((error = dev_wlc_ioctl(dev, WLC_GET_CURR_RATESET, &rateset, sizeof(rateset))))
return error;
rateset.count = dtoh32(rateset.count);
range->num_bitrates = rateset.count;
for (i = 0; i < rateset.count && i < IW_MAX_BITRATES; i++)
range->bitrate[i] = (rateset.rates[i]& 0x7f) * 500000;
dev_wlc_intvar_get(dev, "nmode", &nmode);
dev_wlc_ioctl(dev, WLC_GET_PHYTYPE, &phytype, sizeof(phytype));
if (nmode == 1 && phytype == WLC_PHY_TYPE_SSN) {
dev_wlc_intvar_get(dev, "mimo_bw_cap", &bw_cap);
dev_wlc_intvar_get(dev, "sgi_tx", &sgi_tx);
dev_wlc_ioctl(dev, WLC_GET_CHANNEL, &ci, sizeof(channel_info_t));
ci.hw_channel = dtoh32(ci.hw_channel);
if (bw_cap == 0 ||
(bw_cap == 2 && ci.hw_channel <= 14)) {
if (sgi_tx == 0)
nrate_list2copy = 0;
else
nrate_list2copy = 1;
}
if (bw_cap == 1 ||
(bw_cap == 2 && ci.hw_channel >= 36)) {
if (sgi_tx == 0)
nrate_list2copy = 2;
else
nrate_list2copy = 3;
}
range->num_bitrates += 8;
for (k = 0; i < range->num_bitrates; k++, i++) {
range->bitrate[i] = (nrate_list[nrate_list2copy][k]) * 500000;
}
}
if ((error = dev_wlc_ioctl(dev, WLC_GET_PHYTYPE, &i, sizeof(i))))
return error;
i = dtoh32(i);
if (i == WLC_PHY_TYPE_A)
range->throughput = 24000000;
else
range->throughput = 1500000;
range->min_rts = 0;
range->max_rts = 2347;
range->min_frag = 256;
range->max_frag = 2346;
range->max_encoding_tokens = DOT11_MAX_DEFAULT_KEYS;
range->num_encoding_sizes = 4;
range->encoding_size[0] = WEP1_KEY_SIZE;
range->encoding_size[1] = WEP128_KEY_SIZE;
#if WIRELESS_EXT > 17
range->encoding_size[2] = TKIP_KEY_SIZE;
#else
range->encoding_size[2] = 0;
#endif
range->encoding_size[3] = AES_KEY_SIZE;
range->min_pmp = 0;
range->max_pmp = 0;
range->min_pmt = 0;
range->max_pmt = 0;
range->pmp_flags = 0;
range->pm_capa = 0;
range->num_txpower = 2;
range->txpower[0] = 1;
range->txpower[1] = 255;
range->txpower_capa = IW_TXPOW_MWATT;
#if WIRELESS_EXT > 10
range->we_version_compiled = WIRELESS_EXT;
range->we_version_source = 19;
range->retry_capa = IW_RETRY_LIMIT;
range->retry_flags = IW_RETRY_LIMIT;
range->r_time_flags = 0;
range->min_retry = 1;
range->max_retry = 255;
range->min_r_time = 0;
range->max_r_time = 0;
#endif
#if WIRELESS_EXT > 17
range->enc_capa = IW_ENC_CAPA_WPA;
range->enc_capa |= IW_ENC_CAPA_CIPHER_TKIP;
range->enc_capa |= IW_ENC_CAPA_CIPHER_CCMP;
#ifdef BCMWPA2
range->enc_capa |= IW_ENC_CAPA_WPA2;
#endif
IW_EVENT_CAPA_SET_KERNEL(range->event_capa);
IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP);
IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN);
IW_EVENT_CAPA_SET(range->event_capa, IWEVTXDROP);
IW_EVENT_CAPA_SET(range->event_capa, IWEVMICHAELMICFAILURE);
#ifdef BCMWPA2
IW_EVENT_CAPA_SET(range->event_capa, IWEVPMKIDCAND);
#endif
#endif
return 0;
}
static int
rssi_to_qual(int rssi)
{
if (rssi <= WL_IW_RSSI_NO_SIGNAL)
return 0;
else if (rssi <= WL_IW_RSSI_VERY_LOW)
return 1;
else if (rssi <= WL_IW_RSSI_LOW)
return 2;
else if (rssi <= WL_IW_RSSI_GOOD)
return 3;
else if (rssi <= WL_IW_RSSI_VERY_GOOD)
return 4;
else
return 5;
}
static int
wl_iw_set_spy(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_iw_t *iw = *(wl_iw_t **)netdev_priv(dev);
struct sockaddr *addr = (struct sockaddr *) extra;
int i;
WL_TRACE(("%s: SIOCSIWSPY\n", dev->name));
if (!extra)
return -EINVAL;
iw->spy_num = MIN(ARRAYSIZE(iw->spy_addr), dwrq->length);
for (i = 0; i < iw->spy_num; i++)
memcpy(&iw->spy_addr[i], addr[i].sa_data, ETHER_ADDR_LEN);
memset(iw->spy_qual, 0, sizeof(iw->spy_qual));
return 0;
}
static int
wl_iw_get_spy(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_iw_t *iw = *(wl_iw_t **)netdev_priv(dev);
struct sockaddr *addr = (struct sockaddr *) extra;
struct iw_quality *qual = (struct iw_quality *) &addr[iw->spy_num];
int i;
WL_TRACE(("%s: SIOCGIWSPY\n", dev->name));
if (!extra)
return -EINVAL;
dwrq->length = iw->spy_num;
for (i = 0; i < iw->spy_num; i++) {
memcpy(addr[i].sa_data, &iw->spy_addr[i], ETHER_ADDR_LEN);
addr[i].sa_family = AF_UNIX;
memcpy(&qual[i], &iw->spy_qual[i], sizeof(struct iw_quality));
iw->spy_qual[i].updated = 0;
}
return 0;
}
static int
wl_iw_set_wap(
struct net_device *dev,
struct iw_request_info *info,
struct sockaddr *awrq,
char *extra
)
{
int error = -EINVAL;
wl_join_params_t join_params;
WL_TRACE(("%s: SIOCSIWAP\n", dev->name));
if (awrq->sa_family != ARPHRD_ETHER) {
WL_ERROR(("Invalid Header...sa_family\n"));
return -EINVAL;
}
if (ETHER_ISBCAST(awrq->sa_data) || ETHER_ISNULLADDR(awrq->sa_data)) {
scb_val_t scbval;
bzero(&scbval, sizeof(scb_val_t));
(void) dev_wlc_ioctl(dev, WLC_DISASSOC, &scbval, sizeof(scb_val_t));
return 0;
}
memset(&join_params, 0, sizeof(join_params));
memcpy(join_params.ssid.SSID, g_ssid.SSID, g_ssid.SSID_len);
join_params.ssid.SSID_len = htod32(g_ssid.SSID_len);
memcpy(&join_params.params.bssid, awrq->sa_data, ETHER_ADDR_LEN);
if ((error = dev_wlc_ioctl(dev, WLC_SET_SSID, &join_params, sizeof(join_params)))) {
WL_ERROR(("Invalid ioctl data.\n"));
return error;
}
memset(&g_ssid, 0, sizeof(g_ssid));
return 0;
}
static int
wl_iw_get_wap(
struct net_device *dev,
struct iw_request_info *info,
struct sockaddr *awrq,
char *extra
)
{
WL_TRACE(("%s: SIOCGIWAP\n", dev->name));
awrq->sa_family = ARPHRD_ETHER;
memset(awrq->sa_data, 0, ETHER_ADDR_LEN);
(void) dev_wlc_ioctl(dev, WLC_GET_BSSID, awrq->sa_data, ETHER_ADDR_LEN);
return 0;
}
#if WIRELESS_EXT > 17
static int
wl_iw_mlme(
struct net_device *dev,
struct iw_request_info *info,
struct sockaddr *awrq,
char *extra
)
{
struct iw_mlme *mlme;
scb_val_t scbval;
int error = -EINVAL;
WL_TRACE(("%s: SIOCSIWMLME DISASSOC/DEAUTH\n", dev->name));
mlme = (struct iw_mlme *)extra;
if (mlme == NULL) {
WL_ERROR(("Invalid ioctl data.\n"));
return error;
}
scbval.val = mlme->reason_code;
bcopy(&mlme->addr.sa_data, &scbval.ea, ETHER_ADDR_LEN);
if (mlme->cmd == IW_MLME_DISASSOC) {
scbval.val = htod32(scbval.val);
error = dev_wlc_ioctl(dev, WLC_DISASSOC, &scbval, sizeof(scb_val_t));
}
else if (mlme->cmd == IW_MLME_DEAUTH) {
scbval.val = htod32(scbval.val);
error = dev_wlc_ioctl(dev, WLC_SCB_DEAUTHENTICATE_FOR_REASON, &scbval,
sizeof(scb_val_t));
}
else {
WL_ERROR(("Invalid ioctl data.\n"));
return error;
}
return error;
}
#endif
static int
wl_iw_get_aplist(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_scan_results_t *list;
struct sockaddr *addr = (struct sockaddr *) extra;
struct iw_quality qual[IW_MAX_AP];
wl_bss_info_t *bi = NULL;
int error, i;
uint buflen = dwrq->length;
WL_TRACE(("%s: SIOCGIWAPLIST\n", dev->name));
if (!extra)
return -EINVAL;
list = kmalloc(buflen, GFP_KERNEL);
if (!list)
return -ENOMEM;
memset(list, 0, buflen);
list->buflen = htod32(buflen);
if ((error = dev_wlc_ioctl(dev, WLC_SCAN_RESULTS, list, buflen))) {
WL_ERROR(("%d: Scan results error %d\n", __LINE__, error));
kfree(list);
return error;
}
list->buflen = dtoh32(list->buflen);
list->version = dtoh32(list->version);
list->count = dtoh32(list->count);
ASSERT(list->version == WL_BSS_INFO_VERSION);
for (i = 0, dwrq->length = 0; i < list->count && dwrq->length < IW_MAX_AP; i++) {
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)) : list->bss_info;
ASSERT(((uintptr)bi + dtoh32(bi->length)) <= ((uintptr)list +
buflen));
if (!(dtoh16(bi->capability) & DOT11_CAP_ESS))
continue;
memcpy(addr[dwrq->length].sa_data, &bi->BSSID, ETHER_ADDR_LEN);
addr[dwrq->length].sa_family = ARPHRD_ETHER;
qual[dwrq->length].qual = rssi_to_qual(dtoh16(bi->RSSI));
qual[dwrq->length].level = 0x100 + dtoh16(bi->RSSI);
qual[dwrq->length].noise = 0x100 + bi->phy_noise;
#if WIRELESS_EXT > 18
qual[dwrq->length].updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
#else
qual[dwrq->length].updated = 7;
#endif
dwrq->length++;
}
kfree(list);
if (dwrq->length) {
memcpy(&addr[dwrq->length], qual, sizeof(struct iw_quality) * dwrq->length);
dwrq->flags = 1;
}
return 0;
}
#ifdef WL_IW_USE_ISCAN
static int
wl_iw_iscan_get_aplist(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_scan_results_t *list;
iscan_buf_t * buf;
iscan_info_t *iscan = g_iscan;
struct sockaddr *addr = (struct sockaddr *) extra;
struct iw_quality qual[IW_MAX_AP];
wl_bss_info_t *bi = NULL;
int i;
WL_TRACE(("%s: SIOCGIWAPLIST\n", dev->name));
if (!extra)
return -EINVAL;
if ((!iscan) || (iscan->sysioc_pid < 0)) {
return wl_iw_get_aplist(dev, info, dwrq, extra);
}
buf = iscan->list_hdr;
while (buf) {
list = &((wl_iscan_results_t*)buf->iscan_buf)->results;
ASSERT(list->version == WL_BSS_INFO_VERSION);
bi = NULL;
for (i = 0, dwrq->length = 0; i < list->count && dwrq->length < IW_MAX_AP; i++) {
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length))
: list->bss_info;
ASSERT(((uintptr)bi + dtoh32(bi->length)) <= ((uintptr)list +
WLC_IW_ISCAN_MAXLEN));
if (!(dtoh16(bi->capability) & DOT11_CAP_ESS))
continue;
memcpy(addr[dwrq->length].sa_data, &bi->BSSID, ETHER_ADDR_LEN);
addr[dwrq->length].sa_family = ARPHRD_ETHER;
qual[dwrq->length].qual = rssi_to_qual(dtoh16(bi->RSSI));
qual[dwrq->length].level = 0x100 + dtoh16(bi->RSSI);
qual[dwrq->length].noise = 0x100 + bi->phy_noise;
#if WIRELESS_EXT > 18
qual[dwrq->length].updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
#else
qual[dwrq->length].updated = 7;
#endif
dwrq->length++;
}
buf = buf->next;
}
if (dwrq->length) {
memcpy(&addr[dwrq->length], qual, sizeof(struct iw_quality) * dwrq->length);
dwrq->flags = 1;
}
return 0;
}
static int
wl_iw_iscan_prep(wl_scan_params_t *params, wlc_ssid_t *ssid)
{
int err = 0;
memcpy(&params->bssid, &ether_bcast, ETHER_ADDR_LEN);
params->bss_type = DOT11_BSSTYPE_ANY;
params->scan_type = 0;
params->nprobes = -1;
params->active_time = -1;
params->passive_time = -1;
params->home_time = -1;
params->channel_num = 0;
params->nprobes = htod32(params->nprobes);
params->active_time = htod32(params->active_time);
params->passive_time = htod32(params->passive_time);
params->home_time = htod32(params->home_time);
if (ssid && ssid->SSID_len)
memcpy(&params->ssid, ssid, sizeof(wlc_ssid_t));
return err;
}
static int
wl_iw_iscan(iscan_info_t *iscan, wlc_ssid_t *ssid, uint16 action)
{
int params_size = (WL_SCAN_PARAMS_FIXED_SIZE + OFFSETOF(wl_iscan_params_t, params));
wl_iscan_params_t *params;
int err = 0;
if (ssid && ssid->SSID_len) {
params_size += sizeof(wlc_ssid_t);
}
params = (wl_iscan_params_t*)kmalloc(params_size, GFP_KERNEL);
if (params == NULL) {
return -ENOMEM;
}
memset(params, 0, params_size);
ASSERT(params_size < WLC_IOCTL_SMLEN);
err = wl_iw_iscan_prep(&params->params, ssid);
if (!err) {
params->version = htod32(ISCAN_REQ_VERSION);
params->action = htod16(action);
params->scan_duration = htod16(0);
(void) dev_iw_iovar_setbuf(iscan->dev, "iscan", params, params_size,
iscan->ioctlbuf, WLC_IOCTL_SMLEN);
}
kfree(params);
return err;
}
static void
wl_iw_timerfunc(ulong data)
{
iscan_info_t *iscan = (iscan_info_t *)data;
if (iscan) {
iscan->timer_on = 0;
if (iscan->iscan_state != ISCAN_STATE_IDLE) {
WL_TRACE(("timer trigger\n"));
up(&iscan->sysioc_sem);
}
}
}
static void wl_iw_set_event_mask(struct net_device *dev)
{
char eventmask[WL_EVENTING_MASK_LEN];
char iovbuf[WL_EVENTING_MASK_LEN + 12];
dev_iw_iovar_getbuf(dev, "event_msgs", "", 0, iovbuf, sizeof(iovbuf));
bcopy(iovbuf, eventmask, WL_EVENTING_MASK_LEN);
setbit(eventmask, WLC_E_SCAN_COMPLETE);
dev_iw_iovar_setbuf(dev, "event_msgs", eventmask, WL_EVENTING_MASK_LEN,
iovbuf, sizeof(iovbuf));
}
static uint32
wl_iw_iscan_get(iscan_info_t *iscan)
{
iscan_buf_t * buf;
iscan_buf_t * ptr;
wl_iscan_results_t * list_buf;
wl_iscan_results_t list;
wl_scan_results_t *results;
uint32 status;
if (iscan->list_cur) {
buf = iscan->list_cur;
iscan->list_cur = buf->next;
}
else {
buf = kmalloc(sizeof(iscan_buf_t), GFP_KERNEL);
if (!buf)
return WL_SCAN_RESULTS_ABORTED;
buf->next = NULL;
if (!iscan->list_hdr)
iscan->list_hdr = buf;
else {
ptr = iscan->list_hdr;
while (ptr->next) {
ptr = ptr->next;
}
ptr->next = buf;
}
}
memset(buf->iscan_buf, 0, WLC_IW_ISCAN_MAXLEN);
list_buf = (wl_iscan_results_t*)buf->iscan_buf;
results = &list_buf->results;
results->buflen = WL_ISCAN_RESULTS_FIXED_SIZE;
results->version = 0;
results->count = 0;
memset(&list, 0, sizeof(list));
list.results.buflen = htod32(WLC_IW_ISCAN_MAXLEN);
(void) dev_iw_iovar_getbuf(
iscan->dev,
"iscanresults",
&list,
WL_ISCAN_RESULTS_FIXED_SIZE,
buf->iscan_buf,
WLC_IW_ISCAN_MAXLEN);
results->buflen = dtoh32(results->buflen);
results->version = dtoh32(results->version);
results->count = dtoh32(results->count);
WL_TRACE(("results->count = %d\n", results->count));
WL_TRACE(("results->buflen = %d\n", results->buflen));
status = dtoh32(list_buf->status);
return status;
}
static void wl_iw_force_specific_scan(iscan_info_t *iscan)
{
WL_TRACE(("### Force Specific SCAN for %s\n", g_specific_ssid.SSID));
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
rtnl_lock();
#endif
(void) dev_wlc_ioctl(iscan->dev, WLC_SCAN, &g_specific_ssid, sizeof(g_specific_ssid));
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
rtnl_unlock();
#endif
}
static void wl_iw_send_scan_complete(iscan_info_t *iscan)
{
#ifndef SANDGATE2G
union iwreq_data wrqu;
char extra[IW_CUSTOM_MAX + 1];
memset(&wrqu, 0, sizeof(wrqu));
memset(extra, 0, sizeof(extra));
wireless_send_event(iscan->dev, SIOCGIWSCAN, &wrqu, extra);
WL_TRACE(("Send Event SCAN complete\n"));
#endif
}
static int
_iscan_sysioc_thread(void *data)
{
uint32 status;
iscan_info_t *iscan = (iscan_info_t *)data;
static bool iscan_pass_abort = FALSE;
DAEMONIZE("iscan_sysioc");
status = WL_SCAN_RESULTS_PARTIAL;
while (down_interruptible(&iscan->sysioc_sem) == 0) {
net_os_wake_lock(iscan->dev);
if (iscan->timer_on) {
iscan->timer_on = 0;
del_timer_sync(&iscan->timer);
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
rtnl_lock();
#endif
status = wl_iw_iscan_get(iscan);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
rtnl_unlock();
#endif
if (g_scan_specified_ssid && (iscan_pass_abort == TRUE)) {
WL_TRACE(("%s Get results from specific scan sttaus=%d\n", __FUNCTION__, status));
wl_iw_send_scan_complete(iscan);
iscan_pass_abort = FALSE;
status = -1;
}
switch (status) {
case WL_SCAN_RESULTS_PARTIAL:
WL_TRACE(("iscanresults incomplete\n"));
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
rtnl_lock();
#endif
wl_iw_iscan(iscan, NULL, WL_SCAN_ACTION_CONTINUE);
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
rtnl_unlock();
#endif
mod_timer(&iscan->timer, jiffies + iscan->timer_ms*HZ/1000);
iscan->timer_on = 1;
break;
case WL_SCAN_RESULTS_SUCCESS:
WL_TRACE(("iscanresults complete\n"));
iscan->iscan_state = ISCAN_STATE_IDLE;
wl_iw_send_scan_complete(iscan);
break;
case WL_SCAN_RESULTS_PENDING:
WL_TRACE(("iscanresults pending\n"));
mod_timer(&iscan->timer, jiffies + iscan->timer_ms*HZ/1000);
iscan->timer_on = 1;
break;
case WL_SCAN_RESULTS_ABORTED:
WL_TRACE(("iscanresults aborted\n"));
iscan->iscan_state = ISCAN_STATE_IDLE;
if (g_scan_specified_ssid == 0)
wl_iw_send_scan_complete(iscan);
else {
iscan_pass_abort = TRUE;
wl_iw_force_specific_scan(iscan);
}
break;
default:
WL_TRACE(("iscanresults returned unknown status %d\n", status));
break;
}
net_os_wake_unlock(iscan->dev);
}
if (iscan->timer_on) {
iscan->timer_on = 0;
del_timer_sync(&iscan->timer);
}
complete_and_exit(&iscan->sysioc_exited, 0);
}
#endif
void
wl_iw_init_ss_cache_ctrl(void)
{
g_ss_cache_ctrl.m_prev_scan_mode = 0;
g_ss_cache_ctrl.m_cons_br_scan_cnt = 0;
g_ss_cache_ctrl.m_cache_head = NULL;
g_ss_cache_ctrl.m_link_down = 0;
g_ss_cache_ctrl.m_timer_expired = 0;
g_ss_cache_ctrl.m_timer = NULL;
memset(g_ss_cache_ctrl.m_active_bssid, 0, ETHER_ADDR_LEN);
}
static void
wl_iw_free_ss_cache(void)
{
wl_iw_ss_cache_t *node, *cur;
wl_iw_ss_cache_t **spec_scan_head;
WL_TRACE(("%s called\n", __FUNCTION__));
spec_scan_head = &g_ss_cache_ctrl.m_cache_head;
node = *spec_scan_head;
for (;node;) {
WL_TRACE(("%s : SSID - %s\n", __FUNCTION__, node->bss_info->SSID));
cur = node;
node = cur->next;
kfree(cur);
}
*spec_scan_head = NULL;
}
static void
wl_iw_set_ss_cache_timer_flag(void)
{
g_ss_cache_ctrl.m_timer_expired = 1;
WL_TRACE(("%s called\n", __FUNCTION__));
}
static int
wl_iw_run_ss_cache_timer(int kick_off)
{
struct timer_list **timer;
timer = &g_ss_cache_ctrl.m_timer;
if (kick_off) {
*timer = kmalloc(sizeof(struct timer_list), GFP_KERNEL);
if (!(*timer)) {
return -ENOMEM;
}
(*timer)->function = (void *)wl_iw_set_ss_cache_timer_flag;
init_timer(*timer);
(*timer)->expires = jiffies + 30000 * HZ / 1000;
add_timer(*timer);
WL_TRACE(("%s : timer starts \n", __FUNCTION__));
}
else {
if (*timer) {
del_timer_sync(*timer);
kfree(*timer);
*timer = NULL;
}
WL_TRACE(("%s : timer stops \n", __FUNCTION__));
}
return 0;
}
void
wl_iw_release_ss_cache_ctrl(void)
{
wl_iw_free_ss_cache();
wl_iw_run_ss_cache_timer(0);
}
static void
wl_iw_reset_ss_cache(void)
{
wl_iw_ss_cache_t *node, *prev, *cur;
wl_iw_ss_cache_t **spec_scan_head;
spec_scan_head = &g_ss_cache_ctrl.m_cache_head;
node = *spec_scan_head;
prev = node;
for (;node;) {
WL_TRACE(("%s : node SSID %s \n", __FUNCTION__, node->bss_info->SSID));
if (!node->dirty) {
cur = node;
if (cur == *spec_scan_head) {
*spec_scan_head = cur->next;
prev = *spec_scan_head;
}
else {
prev->next = cur->next;
}
node = cur->next;
WL_TRACE(("%s : Del node : SSID %s\n", __FUNCTION__, cur->bss_info->SSID));
kfree(cur);
continue;
}
node->dirty = 0;
prev = node;
node = node->next;
}
}
static int
wl_iw_add_bss_to_ss_cache(wl_scan_results_t *ss_list)
{
wl_iw_ss_cache_t *node, *prev, *leaf;
wl_iw_ss_cache_t **spec_scan_head;
wl_bss_info_t *bi = NULL;
int i;
spec_scan_head = &g_ss_cache_ctrl.m_cache_head;
if (!ss_list->count) {
return 0;
}
for (i = 0; i < ss_list->count; i++) {
node = *spec_scan_head;
prev = node;
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)) : ss_list->bss_info;
WL_TRACE(("%s : %dth SSID %s\n", __FUNCTION__, i, bi->SSID));
for (;node;) {
if (!memcmp(&node->bss_info->BSSID, &bi->BSSID, ETHER_ADDR_LEN)) {
WL_TRACE(("dirty marked : SSID %s\n", bi->SSID));
node->dirty = 1;
break;
}
prev = node;
node = node->next;
}
if (node) {
continue;
}
leaf = kmalloc(WLC_IW_SS_CACHE_MAXLEN, GFP_KERNEL);
if (!leaf) {
return -ENOMEM;
}
if (bi->length > WLC_IW_BSS_INFO_MAXLEN) {
WL_TRACE(("bss info length is too long : %d\n", bi->length));
kfree(leaf);
continue;
}
memcpy(leaf->bss_info, bi, bi->length);
leaf->next = NULL;
leaf->dirty = 1;
leaf->count = 1;
leaf->version = ss_list->version;
if (!prev) {
*spec_scan_head = leaf;
}
else {
prev->next = leaf;
}
}
return 0;
}
static int
wl_iw_merge_scan_cache(struct iw_request_info *info, char *extra, uint buflen_from_user,
__u16 *merged_len)
{
wl_iw_ss_cache_t *node;
wl_scan_results_t *list_merge;
node = g_ss_cache_ctrl.m_cache_head;
for (;node;) {
list_merge = (wl_scan_results_t *)node;
WL_TRACE(("%s: Bcast APs list=%d\n", __FUNCTION__, list_merge->count));
if (buflen_from_user - *merged_len > 0) {
*merged_len += (__u16) wl_iw_get_scan_prep(list_merge, info,
extra + *merged_len, buflen_from_user - *merged_len);
}
else {
break;
}
node = node->next;
}
return 0;
}
static int
wl_iw_delete_bss_from_ss_cache(void *addr)
{
wl_iw_ss_cache_t *node, *prev;
wl_iw_ss_cache_t **spec_scan_head;
spec_scan_head = &g_ss_cache_ctrl.m_cache_head;
node = *spec_scan_head;
prev = node;
for (;node;) {
if (!memcmp(&node->bss_info->BSSID, addr, ETHER_ADDR_LEN)) {
if (node == *spec_scan_head) {
*spec_scan_head = node->next;
}
else {
prev->next = node->next;
}
WL_TRACE(("%s : Del node : %s\n", __FUNCTION__, node->bss_info->SSID));
kfree(node);
break;
}
prev = node;
node = node->next;
}
memset(addr, 0, ETHER_ADDR_LEN);
return 0;
}
static int
wl_iw_set_scan(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
WL_TRACE(("%s: SIOCSIWSCAN\n", dev->name));
if (g_onoff == G_WLAN_SET_OFF)
return 0;
memset(&g_specific_ssid, 0, sizeof(g_specific_ssid));
g_scan_specified_ssid = 0;
#if WIRELESS_EXT > 17
if (wrqu->data.length == sizeof(struct iw_scan_req)) {
if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
struct iw_scan_req *req = (struct iw_scan_req *)extra;
g_specific_ssid.SSID_len = MIN(sizeof(g_specific_ssid.SSID), req->essid_len);
memcpy(g_specific_ssid.SSID, req->essid, g_specific_ssid.SSID_len);
g_specific_ssid.SSID_len = htod32(g_specific_ssid.SSID_len);
g_scan_specified_ssid = 1;
WL_TRACE(("Specific scan ssid=%s len=%d\n", g_specific_ssid.SSID, g_specific_ssid.SSID_len));
}
}
#endif
(void) dev_wlc_ioctl(dev, WLC_SCAN, &g_specific_ssid, sizeof(g_specific_ssid));
return 0;
}
#ifdef WL_IW_USE_ISCAN
static int
wl_iw_iscan_set_scan(
struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra
)
{
wlc_ssid_t ssid;
iscan_info_t *iscan = g_iscan;
WL_TRACE(("%s: SIOCSIWSCAN\n", dev->name));
if (g_onoff == G_WLAN_SET_OFF)
return 0;
if ((!iscan) || (iscan->sysioc_pid < 0)) {
return wl_iw_set_scan(dev, info, wrqu, extra);
}
if (iscan->iscan_state == ISCAN_STATE_SCANING) {
return 0;
}
memset(&ssid, 0, sizeof(ssid));
g_scan_specified_ssid = 0;
#if WIRELESS_EXT > 17
if (wrqu->data.length == sizeof(struct iw_scan_req)) {
if (wrqu->data.flags & IW_SCAN_THIS_ESSID) {
int as = 0;
struct iw_scan_req *req = (struct iw_scan_req *)extra;
ssid.SSID_len = MIN(sizeof(ssid.SSID), req->essid_len);
memcpy(ssid.SSID, req->essid, ssid.SSID_len);
ssid.SSID_len = htod32(ssid.SSID_len);
g_scan_specified_ssid = 1;
(void) dev_wlc_ioctl(dev, WLC_SET_PASSIVE_SCAN, &as, sizeof(as));
return wl_iw_set_scan(dev, info, wrqu, extra);
}
}
#endif
iscan->list_cur = iscan->list_hdr;
iscan->iscan_state = ISCAN_STATE_SCANING;
(void) dev_wlc_ioctl(dev, WLC_SET_PASSIVE_SCAN,
&iscan->scan_flag, sizeof(iscan->scan_flag));
wl_iw_set_event_mask(dev);
wl_iw_iscan(iscan, &ssid, WL_SCAN_ACTION_START);
mod_timer(&iscan->timer, jiffies + iscan->timer_ms*HZ/1000);
iscan->timer_on = 1;
return 0;
}
#endif
#if WIRELESS_EXT > 17
static bool
ie_is_wpa_ie(uint8 **wpaie, uint8 **tlvs, int *tlvs_len)
{
uint8 *ie = *wpaie;
if ((ie[1] >= 6) &&
!bcmp((const void *)&ie[2], (const void *)(WPA_OUI "\x01"), 4)) {
return TRUE;
}
ie += ie[1] + 2;
*tlvs_len -= (int)(ie - *tlvs);
*tlvs = ie;
return FALSE;
}
static bool
ie_is_wps_ie(uint8 **wpsie, uint8 **tlvs, int *tlvs_len)
{
uint8 *ie = *wpsie;
if ((ie[1] >= 4) &&
!bcmp((const void *)&ie[2], (const void *)(WPA_OUI "\x04"), 4)) {
return TRUE;
}
ie += ie[1] + 2;
*tlvs_len -= (int)(ie - *tlvs);
*tlvs = ie;
return FALSE;
}
#endif
static int
wl_iw_handle_scanresults_ies(char **event_p, char *end,
struct iw_request_info *info, wl_bss_info_t *bi)
{
#if WIRELESS_EXT > 17
struct iw_event iwe;
char *event;
event = *event_p;
if (bi->ie_length) {
bcm_tlv_t *ie;
uint8 *ptr = ((uint8 *)bi) + sizeof(wl_bss_info_t);
int ptr_len = bi->ie_length;
#ifdef BCMWPA2
if ((ie = bcm_parse_tlvs(ptr, ptr_len, DOT11_MNG_RSN_ID))) {
iwe.cmd = IWEVGENIE;
iwe.u.data.length = ie->len + 2;
event = IWE_STREAM_ADD_POINT(info, event, end, &iwe, (char *)ie);
}
ptr = ((uint8 *)bi) + sizeof(wl_bss_info_t);
#endif
while ((ie = bcm_parse_tlvs(ptr, ptr_len, DOT11_MNG_WPA_ID))) {
if (ie_is_wps_ie(((uint8 **)&ie), &ptr, &ptr_len)) {
iwe.cmd = IWEVGENIE;
iwe.u.data.length = ie->len + 2;
event = IWE_STREAM_ADD_POINT(info, event, end, &iwe, (char *)ie);
break;
}
}
ptr = ((uint8 *)bi) + sizeof(wl_bss_info_t);
ptr_len = bi->ie_length;
while ((ie = bcm_parse_tlvs(ptr, ptr_len, DOT11_MNG_WPA_ID))) {
if (ie_is_wpa_ie(((uint8 **)&ie), &ptr, &ptr_len)) {
iwe.cmd = IWEVGENIE;
iwe.u.data.length = ie->len + 2;
event = IWE_STREAM_ADD_POINT(info, event, end, &iwe, (char *)ie);
break;
}
}
*event_p = event;
}
#endif
return 0;
}
static uint
wl_iw_get_scan_prep(
wl_scan_results_t *list,
struct iw_request_info *info,
char *extra,
short max_size)
{
int i, j;
struct iw_event iwe;
wl_bss_info_t *bi = NULL;
char *event = extra, *end = extra + max_size - WE_ADD_EVENT_FIX, *value;
int ret = 0;
ASSERT(list);
for (i = 0; i < list->count && i < IW_MAX_AP; i++)
{
ASSERT(list->version == WL_BSS_INFO_VERSION);
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)) : list->bss_info;
iwe.cmd = SIOCGIWAP;
iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
memcpy(iwe.u.ap_addr.sa_data, &bi->BSSID, ETHER_ADDR_LEN);
event = IWE_STREAM_ADD_EVENT(info, event, end, &iwe, IW_EV_ADDR_LEN);
iwe.u.data.length = dtoh32(bi->SSID_len);
iwe.cmd = SIOCGIWESSID;
iwe.u.data.flags = 1;
event = IWE_STREAM_ADD_POINT(info, event, end, &iwe, bi->SSID);
if (dtoh16(bi->capability) & (DOT11_CAP_ESS | DOT11_CAP_IBSS)) {
iwe.cmd = SIOCGIWMODE;
if (dtoh16(bi->capability) & DOT11_CAP_ESS)
iwe.u.mode = IW_MODE_INFRA;
else
iwe.u.mode = IW_MODE_ADHOC;
event = IWE_STREAM_ADD_EVENT(info, event, end, &iwe, IW_EV_UINT_LEN);
}
iwe.cmd = SIOCGIWFREQ;
iwe.u.freq.m = wf_channel2mhz(CHSPEC_CHANNEL(bi->chanspec),
CHSPEC_CHANNEL(bi->chanspec) <= CH_MAX_2G_CHANNEL ?
WF_CHAN_FACTOR_2_4_G : WF_CHAN_FACTOR_5_G);
iwe.u.freq.e = 6;
event = IWE_STREAM_ADD_EVENT(info, event, end, &iwe, IW_EV_FREQ_LEN);
iwe.cmd = IWEVQUAL;
iwe.u.qual.qual = rssi_to_qual(dtoh16(bi->RSSI));
iwe.u.qual.level = 0x100 + dtoh16(bi->RSSI);
iwe.u.qual.noise = 0x100 + bi->phy_noise;
event = IWE_STREAM_ADD_EVENT(info, event, end, &iwe, IW_EV_QUAL_LEN);
wl_iw_handle_scanresults_ies(&event, end, info, bi);
iwe.cmd = SIOCGIWENCODE;
if (dtoh16(bi->capability) & DOT11_CAP_PRIVACY)
iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
else
iwe.u.data.flags = IW_ENCODE_DISABLED;
iwe.u.data.length = 0;
event = IWE_STREAM_ADD_POINT(info, event, end, &iwe, (char *)event);
if (bi->rateset.count) {
if (((event - extra) + IW_EV_LCP_LEN) <= (int)end) {
value = event + IW_EV_LCP_LEN;
iwe.cmd = SIOCGIWRATE;
iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
for (j = 0; j < bi->rateset.count && j < IW_MAX_BITRATES; j++) {
iwe.u.bitrate.value = (bi->rateset.rates[j] & 0x7f) * 500000;
value = IWE_STREAM_ADD_VALUE(info, event, value, end, &iwe,
IW_EV_PARAM_LEN);
}
event = value;
}
}
}
if ((ret = (event - extra)) < 0) {
WL_ERROR(("==> Wrong size\n"));
ret = 0;
}
WL_TRACE(("%s: size=%d bytes prepared \n", __FUNCTION__, (unsigned int)(event - extra)));
return (uint)ret;
}
static int
wl_iw_get_scan(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
channel_info_t ci;
wl_scan_results_t *list_merge;
wl_scan_results_t *list = (wl_scan_results_t *) g_scan;
int error;
uint buflen_from_user = dwrq->length;
uint len = G_SCAN_RESULTS;
__u16 len_ret = 0;
__u16 merged_len = 0;
#if defined(WL_IW_USE_ISCAN)
iscan_info_t *iscan = g_iscan;
iscan_buf_t * p_buf;
#endif
WL_TRACE(("%s: buflen_from_user %d: \n", dev->name, buflen_from_user));
if (!extra) {
WL_TRACE(("%s: wl_iw_get_scan return -EINVAL\n", dev->name));
return -EINVAL;
}
if ((error = dev_wlc_ioctl(dev, WLC_GET_CHANNEL, &ci, sizeof(ci))))
return error;
ci.scan_channel = dtoh32(ci.scan_channel);
if (ci.scan_channel)
return -EAGAIN;
if (g_ss_cache_ctrl.m_timer_expired) {
wl_iw_free_ss_cache();
g_ss_cache_ctrl.m_timer_expired ^= 1;
}
if ((!g_scan_specified_ssid && g_ss_cache_ctrl.m_prev_scan_mode) ||
g_ss_cache_ctrl.m_cons_br_scan_cnt > 4) {
g_ss_cache_ctrl.m_cons_br_scan_cnt = 0;
wl_iw_reset_ss_cache();
}
g_ss_cache_ctrl.m_prev_scan_mode = g_scan_specified_ssid;
if (g_scan_specified_ssid) {
g_ss_cache_ctrl.m_cons_br_scan_cnt = 0;
}
else {
g_ss_cache_ctrl.m_cons_br_scan_cnt++;
}
if (g_scan_specified_ssid) {
list = kmalloc(len, GFP_KERNEL);
if (!list) {
WL_TRACE(("%s: wl_iw_get_scan return -ENOMEM\n", dev->name));
return -ENOMEM;
}
}
memset(list, 0, len);
list->buflen = htod32(len);
if ((error = dev_wlc_ioctl(dev, WLC_SCAN_RESULTS, list, len))) {
WL_TRACE(("%s: %s : Scan_results too big %d\n", dev->name, __FUNCTION__, len));
dwrq->length = len;
if (g_scan_specified_ssid)
kfree(list);
return 0;
}
list->buflen = dtoh32(list->buflen);
list->version = dtoh32(list->version);
list->count = dtoh32(list->count);
if (g_scan_specified_ssid) {
wl_iw_add_bss_to_ss_cache(list);
kfree(list);
}
#if defined(WL_IW_USE_ISCAN)
p_buf = iscan->list_hdr;
while (p_buf != iscan->list_cur) {
list_merge = &((wl_iscan_results_t*)p_buf->iscan_buf)->results;
WL_TRACE(("%s: Bcast APs list=%d\n", __FUNCTION__, list_merge->count));
if (list_merge->count > 0)
len_ret += (__u16) wl_iw_get_scan_prep(list_merge, info,
extra+len_ret, buflen_from_user -len_ret);
p_buf = p_buf->next;
}
#else
list_merge = (wl_scan_results_t *) g_scan;
len_ret = (__u16) wl_iw_get_scan_prep(list_merge, info, extra, buflen_from_user);
#endif
if (g_ss_cache_ctrl.m_link_down) {
wl_iw_delete_bss_from_ss_cache(g_ss_cache_ctrl.m_active_bssid);
}
wl_iw_merge_scan_cache(info, extra+len_ret, buflen_from_user-len_ret, &merged_len);
len_ret += merged_len;
wl_iw_run_ss_cache_timer(0);
wl_iw_run_ss_cache_timer(1);
if ((len_ret + WE_ADD_EVENT_FIX) < buflen_from_user)
len = len_ret;
dwrq->length = len;
dwrq->flags = 0;
WL_TRACE(("%s return to WE %d bytes APs=%d\n", __FUNCTION__, dwrq->length, list->count));
return 0;
}
#if defined(WL_IW_USE_ISCAN)
static int
wl_iw_iscan_get_scan(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_scan_results_t *list;
struct iw_event iwe;
wl_bss_info_t *bi = NULL;
int ii, j;
int apcnt;
char *event = extra, *end = extra + dwrq->length, *value;
iscan_info_t *iscan = g_iscan;
iscan_buf_t * p_buf;
uint32 counter = 0;
__u16 merged_len = 0;
uint buflen_from_user = dwrq->length;
WL_TRACE(("%s %s buflen_from_user %d:\n", dev->name, __FUNCTION__, dwrq->length));
if (!extra) {
WL_TRACE(("%s: SIOCGIWSCAN GET bad parameter\n", dev->name));
return -EINVAL;
}
if ((!iscan) || (iscan->sysioc_pid < 0)) {
return wl_iw_get_scan(dev, info, dwrq, extra);
}
if (g_ss_cache_ctrl.m_timer_expired) {
wl_iw_free_ss_cache();
g_ss_cache_ctrl.m_timer_expired ^= 1;
}
if (g_scan_specified_ssid) {
return wl_iw_get_scan(dev, info, dwrq, extra);
}
else {
if (g_ss_cache_ctrl.m_link_down) {
wl_iw_delete_bss_from_ss_cache(g_ss_cache_ctrl.m_active_bssid);
}
if (g_ss_cache_ctrl.m_prev_scan_mode || g_ss_cache_ctrl.m_cons_br_scan_cnt > 4) {
g_ss_cache_ctrl.m_cons_br_scan_cnt = 0;
wl_iw_reset_ss_cache();
}
g_ss_cache_ctrl.m_prev_scan_mode = g_scan_specified_ssid;
g_ss_cache_ctrl.m_cons_br_scan_cnt++;
}
WL_TRACE(("%s: SIOCGIWSCAN GET broadcast results\n", dev->name));
apcnt = 0;
p_buf = iscan->list_hdr;
while (p_buf != iscan->list_cur) {
list = &((wl_iscan_results_t*)p_buf->iscan_buf)->results;
counter += list->count;
if (list->version != WL_BSS_INFO_VERSION) {
WL_ERROR(("list->version %d != WL_BSS_INFO_VERSION\n", list->version));
return -EINVAL; /* if WL_BSS_INFO_VERSION is corrupted iscan results are garbage */
}
bi = NULL;
for (ii = 0; ii < list->count && apcnt < IW_MAX_AP; apcnt++, ii++) {
bi = bi ? (wl_bss_info_t *)((uintptr)bi + dtoh32(bi->length)) : list->bss_info;
ASSERT(((uintptr)bi + dtoh32(bi->length)) <= ((uintptr)list +
WLC_IW_ISCAN_MAXLEN));
if (event + ETHER_ADDR_LEN + bi->SSID_len + IW_EV_UINT_LEN + IW_EV_FREQ_LEN +
IW_EV_QUAL_LEN >= end)
return -E2BIG;
iwe.cmd = SIOCGIWAP;
iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
memcpy(iwe.u.ap_addr.sa_data, &bi->BSSID, ETHER_ADDR_LEN);
event = IWE_STREAM_ADD_EVENT(info, event, end, &iwe, IW_EV_ADDR_LEN);
iwe.u.data.length = dtoh32(bi->SSID_len);
iwe.cmd = SIOCGIWESSID;
iwe.u.data.flags = 1;
event = IWE_STREAM_ADD_POINT(info, event, end, &iwe, bi->SSID);
if (dtoh16(bi->capability) & (DOT11_CAP_ESS | DOT11_CAP_IBSS)) {
iwe.cmd = SIOCGIWMODE;
if (dtoh16(bi->capability) & DOT11_CAP_ESS)
iwe.u.mode = IW_MODE_INFRA;
else
iwe.u.mode = IW_MODE_ADHOC;
event = IWE_STREAM_ADD_EVENT(info, event, end, &iwe, IW_EV_UINT_LEN);
}
iwe.cmd = SIOCGIWFREQ;
iwe.u.freq.m = wf_channel2mhz(CHSPEC_CHANNEL(bi->chanspec),
CHSPEC_CHANNEL(bi->chanspec) <= CH_MAX_2G_CHANNEL ?
WF_CHAN_FACTOR_2_4_G : WF_CHAN_FACTOR_5_G);
iwe.u.freq.e = 6;
event = IWE_STREAM_ADD_EVENT(info, event, end, &iwe, IW_EV_FREQ_LEN);
iwe.cmd = IWEVQUAL;
iwe.u.qual.qual = rssi_to_qual(dtoh16(bi->RSSI));
iwe.u.qual.level = 0x100 + dtoh16(bi->RSSI);
iwe.u.qual.noise = 0x100 + bi->phy_noise;
event = IWE_STREAM_ADD_EVENT(info, event, end, &iwe, IW_EV_QUAL_LEN);
wl_iw_handle_scanresults_ies(&event, end, info, bi);
iwe.cmd = SIOCGIWENCODE;
if (dtoh16(bi->capability) & DOT11_CAP_PRIVACY)
iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
else
iwe.u.data.flags = IW_ENCODE_DISABLED;
iwe.u.data.length = 0;
event = IWE_STREAM_ADD_POINT(info, event, end, &iwe, (char *)event);
if (bi->rateset.count) {
if (event + IW_MAX_BITRATES*IW_EV_PARAM_LEN >= end)
return -E2BIG;
value = event + IW_EV_LCP_LEN;
iwe.cmd = SIOCGIWRATE;
iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
for (j = 0; j < bi->rateset.count && j < IW_MAX_BITRATES; j++) {
iwe.u.bitrate.value = (bi->rateset.rates[j] & 0x7f) * 500000;
value = IWE_STREAM_ADD_VALUE(info, event, value, end, &iwe,
IW_EV_PARAM_LEN);
}
event = value;
}
}
p_buf = p_buf->next;
}
dwrq->length = event - extra;
dwrq->flags = 0;
wl_iw_merge_scan_cache(info, event, buflen_from_user - dwrq->length, &merged_len);
dwrq->length += merged_len;
wl_iw_run_ss_cache_timer(0);
wl_iw_run_ss_cache_timer(1);
WL_TRACE(("%s return to WE %d bytes APs=%d\n", __FUNCTION__, dwrq->length, counter));
return 0;
}
#endif
static int
wl_iw_set_essid(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
int error;
WL_TRACE(("%s: SIOCSIWESSID\n", dev->name));
memset(&g_ssid, 0, sizeof(g_ssid));
if (dwrq->length && extra) {
#if WIRELESS_EXT > 20
g_ssid.SSID_len = MIN(sizeof(g_ssid.SSID), dwrq->length);
#else
g_ssid.SSID_len = MIN(sizeof(g_ssid.SSID), dwrq->length-1);
#endif
memcpy(g_ssid.SSID, extra, g_ssid.SSID_len);
} else {
g_ssid.SSID_len = 0;
}
g_ssid.SSID_len = htod32(g_ssid.SSID_len);
if ((error = dev_wlc_ioctl(dev, WLC_SET_SSID, &g_ssid, sizeof(g_ssid))))
return error;
return 0;
}
static int
wl_iw_get_essid(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wlc_ssid_t ssid;
int error;
WL_TRACE(("%s: SIOCGIWESSID\n", dev->name));
if (!extra)
return -EINVAL;
if ((error = dev_wlc_ioctl(dev, WLC_GET_SSID, &ssid, sizeof(ssid)))) {
WL_ERROR(("Error getting the SSID\n"));
return error;
}
ssid.SSID_len = dtoh32(ssid.SSID_len);
memcpy(extra, ssid.SSID, ssid.SSID_len);
dwrq->length = ssid.SSID_len;
dwrq->flags = 1;
return 0;
}
static int
wl_iw_set_nick(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_iw_t *iw = *(wl_iw_t **)netdev_priv(dev);
WL_TRACE(("%s: SIOCSIWNICKN\n", dev->name));
if (!extra)
return -EINVAL;
if (dwrq->length > sizeof(iw->nickname))
return -E2BIG;
memcpy(iw->nickname, extra, dwrq->length);
iw->nickname[dwrq->length - 1] = '\0';
return 0;
}
static int
wl_iw_get_nick(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_iw_t *iw = *(wl_iw_t **)netdev_priv(dev);
WL_TRACE(("%s: SIOCGIWNICKN\n", dev->name));
if (!extra)
return -EINVAL;
strcpy(extra, iw->nickname);
dwrq->length = strlen(extra) + 1;
return 0;
}
static int wl_iw_set_rate(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
wl_rateset_t rateset;
int error, rate, i, error_bg, error_a;
WL_TRACE(("%s: SIOCSIWRATE\n", dev->name));
if ((error = dev_wlc_ioctl(dev, WLC_GET_CURR_RATESET, &rateset, sizeof(rateset))))
return error;
rateset.count = dtoh32(rateset.count);
if (vwrq->value < 0) {
rate = rateset.rates[rateset.count - 1] & 0x7f;
} else if (vwrq->value < rateset.count) {
rate = rateset.rates[vwrq->value] & 0x7f;
} else {
rate = vwrq->value / 500000;
}
if (vwrq->fixed) {
error_bg = dev_wlc_intvar_set(dev, "bg_rate", rate);
error_a = dev_wlc_intvar_set(dev, "a_rate", rate);
if (error_bg && error_a)
return (error_bg | error_a);
} else {
error_bg = dev_wlc_intvar_set(dev, "bg_rate", 0);
error_a = dev_wlc_intvar_set(dev, "a_rate", 0);
if (error_bg && error_a)
return (error_bg | error_a);
for (i = 0; i < rateset.count; i++)
if ((rateset.rates[i] & 0x7f) > rate)
break;
rateset.count = htod32(i);
if ((error = dev_wlc_ioctl(dev, WLC_SET_RATESET, &rateset, sizeof(rateset))))
return error;
}
return 0;
}
static int wl_iw_get_rate(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, rate;
WL_TRACE(("%s: SIOCGIWRATE\n", dev->name));
if ((error = dev_wlc_ioctl(dev, WLC_GET_RATE, &rate, sizeof(rate))))
return error;
rate = dtoh32(rate);
vwrq->value = rate * 500000;
return 0;
}
static int
wl_iw_set_rts(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, rts;
WL_TRACE(("%s: SIOCSIWRTS\n", dev->name));
if (vwrq->disabled)
rts = DOT11_DEFAULT_RTS_LEN;
else if (vwrq->value < 0 || vwrq->value > DOT11_DEFAULT_RTS_LEN)
return -EINVAL;
else
rts = vwrq->value;
if ((error = dev_wlc_intvar_set(dev, "rtsthresh", rts)))
return error;
return 0;
}
static int
wl_iw_get_rts(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, rts;
WL_TRACE(("%s: SIOCGIWRTS\n", dev->name));
if ((error = dev_wlc_intvar_get(dev, "rtsthresh", &rts)))
return error;
vwrq->value = rts;
vwrq->disabled = (rts >= DOT11_DEFAULT_RTS_LEN);
vwrq->fixed = 1;
return 0;
}
static int
wl_iw_set_frag(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, frag;
WL_TRACE(("%s: SIOCSIWFRAG\n", dev->name));
if (vwrq->disabled)
frag = DOT11_DEFAULT_FRAG_LEN;
else if (vwrq->value < 0 || vwrq->value > DOT11_DEFAULT_FRAG_LEN)
return -EINVAL;
else
frag = vwrq->value;
if ((error = dev_wlc_intvar_set(dev, "fragthresh", frag)))
return error;
return 0;
}
static int
wl_iw_get_frag(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, fragthreshold;
WL_TRACE(("%s: SIOCGIWFRAG\n", dev->name));
if ((error = dev_wlc_intvar_get(dev, "fragthresh", &fragthreshold)))
return error;
vwrq->value = fragthreshold;
vwrq->disabled = (fragthreshold >= DOT11_DEFAULT_FRAG_LEN);
vwrq->fixed = 1;
return 0;
}
static int
wl_iw_set_txpow(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, disable;
uint16 txpwrmw;
WL_TRACE(("%s: SIOCSIWTXPOW\n", dev->name));
disable = vwrq->disabled ? WL_RADIO_SW_DISABLE : 0;
disable += WL_RADIO_SW_DISABLE << 16;
disable = htod32(disable);
if ((error = dev_wlc_ioctl(dev, WLC_SET_RADIO, &disable, sizeof(disable))))
return error;
if (disable & WL_RADIO_SW_DISABLE)
return 0;
if (!(vwrq->flags & IW_TXPOW_MWATT))
return -EINVAL;
if (vwrq->value < 0)
return 0;
if (vwrq->value > 0xffff) txpwrmw = 0xffff;
else txpwrmw = (uint16)vwrq->value;
error = dev_wlc_intvar_set(dev, "qtxpower", (int)(bcm_mw_to_qdbm(txpwrmw)));
return error;
}
static int
wl_iw_get_txpow(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, disable, txpwrdbm;
uint8 result;
WL_TRACE(("%s: SIOCGIWTXPOW\n", dev->name));
if ((error = dev_wlc_ioctl(dev, WLC_GET_RADIO, &disable, sizeof(disable))) ||
(error = dev_wlc_intvar_get(dev, "qtxpower", &txpwrdbm)))
return error;
disable = dtoh32(disable);
result = (uint8)(txpwrdbm & ~WL_TXPWR_OVERRIDE);
vwrq->value = (int32)bcm_qdbm_to_mw(result);
vwrq->fixed = 0;
vwrq->disabled = (disable & (WL_RADIO_SW_DISABLE | WL_RADIO_HW_DISABLE)) ? 1 : 0;
vwrq->flags = IW_TXPOW_MWATT;
return 0;
}
#if WIRELESS_EXT > 10
static int
wl_iw_set_retry(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, lrl, srl;
WL_TRACE(("%s: SIOCSIWRETRY\n", dev->name));
if (vwrq->disabled || (vwrq->flags & IW_RETRY_LIFETIME))
return -EINVAL;
if (vwrq->flags & IW_RETRY_LIMIT) {
#if WIRELESS_EXT > 20
if ((vwrq->flags & IW_RETRY_LONG) ||(vwrq->flags & IW_RETRY_MAX) ||
!((vwrq->flags & IW_RETRY_SHORT) || (vwrq->flags & IW_RETRY_MIN))) {
#else
if ((vwrq->flags & IW_RETRY_MAX) || !(vwrq->flags & IW_RETRY_MIN)) {
#endif
lrl = htod32(vwrq->value);
if ((error = dev_wlc_ioctl(dev, WLC_SET_LRL, &lrl, sizeof(lrl))))
return error;
}
#if WIRELESS_EXT > 20
if ((vwrq->flags & IW_RETRY_SHORT) ||(vwrq->flags & IW_RETRY_MIN) ||
!((vwrq->flags & IW_RETRY_LONG) || (vwrq->flags & IW_RETRY_MAX))) {
#else
if ((vwrq->flags & IW_RETRY_MIN) || !(vwrq->flags & IW_RETRY_MAX)) {
#endif
srl = htod32(vwrq->value);
if ((error = dev_wlc_ioctl(dev, WLC_SET_SRL, &srl, sizeof(srl))))
return error;
}
}
return 0;
}
static int
wl_iw_get_retry(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, lrl, srl;
WL_TRACE(("%s: SIOCGIWRETRY\n", dev->name));
vwrq->disabled = 0;
if ((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME)
return -EINVAL;
if ((error = dev_wlc_ioctl(dev, WLC_GET_LRL, &lrl, sizeof(lrl))) ||
(error = dev_wlc_ioctl(dev, WLC_GET_SRL, &srl, sizeof(srl))))
return error;
lrl = dtoh32(lrl);
srl = dtoh32(srl);
if (vwrq->flags & IW_RETRY_MAX) {
vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
vwrq->value = lrl;
} else {
vwrq->flags = IW_RETRY_LIMIT;
vwrq->value = srl;
if (srl != lrl)
vwrq->flags |= IW_RETRY_MIN;
}
return 0;
}
#endif
static int
wl_iw_set_encode(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_wsec_key_t key;
int error, val, wsec;
WL_TRACE(("%s: SIOCSIWENCODE\n", dev->name));
memset(&key, 0, sizeof(key));
if ((dwrq->flags & IW_ENCODE_INDEX) == 0) {
for (key.index = 0; key.index < DOT11_MAX_DEFAULT_KEYS; key.index++) {
val = htod32(key.index);
if ((error = dev_wlc_ioctl(dev, WLC_GET_KEY_PRIMARY, &val, sizeof(val))))
return error;
val = dtoh32(val);
if (val)
break;
}
if (key.index == DOT11_MAX_DEFAULT_KEYS)
key.index = 0;
} else {
key.index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
if (key.index >= DOT11_MAX_DEFAULT_KEYS)
return -EINVAL;
}
if (!extra || !dwrq->length || (dwrq->flags & IW_ENCODE_NOKEY)) {
val = htod32(key.index);
if ((error = dev_wlc_ioctl(dev, WLC_SET_KEY_PRIMARY, &val, sizeof(val))))
return error;
} else {
key.len = dwrq->length;
if (dwrq->length > sizeof(key.data))
return -EINVAL;
memcpy(key.data, extra, dwrq->length);
key.flags = WL_PRIMARY_KEY;
switch (key.len) {
case WEP1_KEY_SIZE:
key.algo = CRYPTO_ALGO_WEP1;
break;
case WEP128_KEY_SIZE:
key.algo = CRYPTO_ALGO_WEP128;
break;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 14)
case TKIP_KEY_SIZE:
key.algo = CRYPTO_ALGO_TKIP;
break;
#endif
case AES_KEY_SIZE:
key.algo = CRYPTO_ALGO_AES_CCM;
break;
default:
return -EINVAL;
}
swap_key_from_BE(&key);
if ((error = dev_wlc_ioctl(dev, WLC_SET_KEY, &key, sizeof(key))))
return error;
}
val = (dwrq->flags & IW_ENCODE_DISABLED) ? 0 : WEP_ENABLED;
if ((error = dev_wlc_intvar_get(dev, "wsec", &wsec)))
return error;
wsec &= ~(WEP_ENABLED);
wsec |= val;
if ((error = dev_wlc_intvar_set(dev, "wsec", wsec)))
return error;
val = (dwrq->flags & IW_ENCODE_RESTRICTED) ? 1 : 0;
val = htod32(val);
if ((error = dev_wlc_ioctl(dev, WLC_SET_AUTH, &val, sizeof(val))))
return error;
return 0;
}
static int
wl_iw_get_encode(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_wsec_key_t key;
int error, val, wsec, auth;
WL_TRACE(("%s: SIOCGIWENCODE\n", dev->name));
bzero(&key, sizeof(wl_wsec_key_t));
if ((dwrq->flags & IW_ENCODE_INDEX) == 0) {
for (key.index = 0; key.index < DOT11_MAX_DEFAULT_KEYS; key.index++) {
val = key.index;
if ((error = dev_wlc_ioctl(dev, WLC_GET_KEY_PRIMARY, &val, sizeof(val))))
return error;
val = dtoh32(val);
if (val)
break;
}
} else
key.index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
if (key.index >= DOT11_MAX_DEFAULT_KEYS)
key.index = 0;
if ((error = dev_wlc_ioctl(dev, WLC_GET_WSEC, &wsec, sizeof(wsec))) ||
(error = dev_wlc_ioctl(dev, WLC_GET_AUTH, &auth, sizeof(auth))))
return error;
swap_key_to_BE(&key);
wsec = dtoh32(wsec);
auth = dtoh32(auth);
dwrq->length = MIN(DOT11_MAX_KEY_SIZE, key.len);
dwrq->flags = key.index + 1;
if (!(wsec & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED))) {
dwrq->flags |= IW_ENCODE_DISABLED;
}
if (auth) {
dwrq->flags |= IW_ENCODE_RESTRICTED;
}
if (dwrq->length && extra)
memcpy(extra, key.data, dwrq->length);
return 0;
}
static int
wl_iw_set_power(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, pm;
WL_TRACE(("%s: SIOCSIWPOWER\n", dev->name));
pm = vwrq->disabled ? PM_OFF : PM_MAX;
pm = htod32(pm);
if ((error = dev_wlc_ioctl(dev, WLC_SET_PM, &pm, sizeof(pm))))
return error;
return 0;
}
static int
wl_iw_get_power(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error, pm;
WL_TRACE(("%s: SIOCGIWPOWER\n", dev->name));
if ((error = dev_wlc_ioctl(dev, WLC_GET_PM, &pm, sizeof(pm))))
return error;
pm = dtoh32(pm);
vwrq->disabled = pm ? 0 : 1;
vwrq->flags = IW_POWER_ALL_R;
return 0;
}
#if WIRELESS_EXT > 17
static int
wl_iw_set_wpaie(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *iwp,
char *extra
)
{
dev_wlc_bufvar_set(dev, "wpaie", extra, iwp->length);
return 0;
}
static int
wl_iw_get_wpaie(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *iwp,
char *extra
)
{
WL_TRACE(("%s: SIOCGIWGENIE\n", dev->name));
iwp->length = 64;
dev_wlc_bufvar_get(dev, "wpaie", extra, iwp->length);
return 0;
}
static int
wl_iw_set_encodeext(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *extra
)
{
wl_wsec_key_t key;
int error;
struct iw_encode_ext *iwe;
WL_TRACE(("%s: SIOCSIWENCODEEXT\n", dev->name));
memset(&key, 0, sizeof(key));
iwe = (struct iw_encode_ext *)extra;
if (dwrq->flags & IW_ENCODE_DISABLED) {
}
key.index = 0;
if (dwrq->flags & IW_ENCODE_INDEX)
key.index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
key.len = iwe->key_len;
if (!ETHER_ISMULTI(iwe->addr.sa_data))
bcopy((void *)&iwe->addr.sa_data, (char *)&key.ea, ETHER_ADDR_LEN);
if (key.len == 0) {
if (iwe->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
WL_WSEC(("Changing the the primary Key to %d\n", key.index));
key.index = htod32(key.index);
error = dev_wlc_ioctl(dev, WLC_SET_KEY_PRIMARY,
&key.index, sizeof(key.index));
if (error)
return error;
}
else {
swap_key_from_BE(&key);
dev_wlc_ioctl(dev, WLC_SET_KEY, &key, sizeof(key));
}
}
else {
if (iwe->key_len > sizeof(key.data))
return -EINVAL;
WL_WSEC(("Setting the key index %d\n", key.index));
if (iwe->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
WL_WSEC(("key is a Primary Key\n"));
key.flags = WL_PRIMARY_KEY;
}
bcopy((void *)iwe->key, key.data, iwe->key_len);
if (iwe->alg == IW_ENCODE_ALG_TKIP) {
uint8 keybuf[8];
bcopy(&key.data[24], keybuf, sizeof(keybuf));
bcopy(&key.data[16], &key.data[24], sizeof(keybuf));
bcopy(keybuf, &key.data[16], sizeof(keybuf));
}
if (iwe->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) {
uchar *ivptr;
ivptr = (uchar *)iwe->rx_seq;
key.rxiv.hi = (ivptr[5] << 24) | (ivptr[4] << 16) |
(ivptr[3] << 8) | ivptr[2];
key.rxiv.lo = (ivptr[1] << 8) | ivptr[0];
key.iv_initialized = TRUE;
}
switch (iwe->alg) {
case IW_ENCODE_ALG_NONE:
key.algo = CRYPTO_ALGO_OFF;
break;
case IW_ENCODE_ALG_WEP:
if (iwe->key_len == WEP1_KEY_SIZE)
key.algo = CRYPTO_ALGO_WEP1;
else
key.algo = CRYPTO_ALGO_WEP128;
break;
case IW_ENCODE_ALG_TKIP:
key.algo = CRYPTO_ALGO_TKIP;
break;
case IW_ENCODE_ALG_CCMP:
key.algo = CRYPTO_ALGO_AES_CCM;
break;
default:
break;
}
swap_key_from_BE(&key);
dhd_wait_pend8021x(dev);
error = dev_wlc_ioctl(dev, WLC_SET_KEY, &key, sizeof(key));
if (error)
return error;
}
return 0;
}
#if WIRELESS_EXT > 17
#ifdef BCMWPA2
struct {
pmkid_list_t pmkids;
pmkid_t foo[MAXPMKID-1];
} pmkid_list;
static int
wl_iw_set_pmksa(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
struct iw_pmksa *iwpmksa;
uint i;
char eabuf[ETHER_ADDR_STR_LEN];
WL_TRACE(("%s: SIOCSIWPMKSA\n", dev->name));
iwpmksa = (struct iw_pmksa *)extra;
bzero((char *)eabuf, ETHER_ADDR_STR_LEN);
if (iwpmksa->cmd == IW_PMKSA_FLUSH) {
WL_TRACE(("wl_iw_set_pmksa - IW_PMKSA_FLUSH\n"));
bzero((char *)&pmkid_list, sizeof(pmkid_list));
}
if (iwpmksa->cmd == IW_PMKSA_REMOVE) {
pmkid_list_t pmkid, *pmkidptr;
pmkidptr = &pmkid;
bcopy(&iwpmksa->bssid.sa_data[0], &pmkidptr->pmkid[0].BSSID, ETHER_ADDR_LEN);
bcopy(&iwpmksa->pmkid[0], &pmkidptr->pmkid[0].PMKID, WPA2_PMKID_LEN);
{
uint j;
WL_TRACE(("wl_iw_set_pmksa,IW_PMKSA_REMOVE - PMKID: %s = ",
bcm_ether_ntoa(&pmkidptr->pmkid[0].BSSID,
eabuf)));
for (j = 0; j < WPA2_PMKID_LEN; j++)
WL_TRACE(("%02x ", pmkidptr->pmkid[0].PMKID[j]));
WL_TRACE(("\n"));
}
for (i = 0; i < pmkid_list.pmkids.npmkid; i++)
if (!bcmp(&iwpmksa->bssid.sa_data[0], &pmkid_list.pmkids.pmkid[i].BSSID,
ETHER_ADDR_LEN))
break;
for (; i < pmkid_list.pmkids.npmkid; i++) {
bcopy(&pmkid_list.pmkids.pmkid[i+1].BSSID,
&pmkid_list.pmkids.pmkid[i].BSSID,
ETHER_ADDR_LEN);
bcopy(&pmkid_list.pmkids.pmkid[i+1].PMKID,
&pmkid_list.pmkids.pmkid[i].PMKID,
WPA2_PMKID_LEN);
}
pmkid_list.pmkids.npmkid--;
}
if (iwpmksa->cmd == IW_PMKSA_ADD) {
bcopy(&iwpmksa->bssid.sa_data[0],
&pmkid_list.pmkids.pmkid[pmkid_list.pmkids.npmkid].BSSID,
ETHER_ADDR_LEN);
bcopy(&iwpmksa->pmkid[0], &pmkid_list.pmkids.pmkid[pmkid_list.pmkids.npmkid].PMKID,
WPA2_PMKID_LEN);
{
uint j;
uint k;
k = pmkid_list.pmkids.npmkid;
WL_TRACE(("wl_iw_set_pmksa,IW_PMKSA_ADD - PMKID: %s = ",
bcm_ether_ntoa(&pmkid_list.pmkids.pmkid[k].BSSID,
eabuf)));
for (j = 0; j < WPA2_PMKID_LEN; j++)
WL_TRACE(("%02x ", pmkid_list.pmkids.pmkid[k].PMKID[j]));
WL_TRACE(("\n"));
}
pmkid_list.pmkids.npmkid++;
}
WL_TRACE(("PRINTING pmkid LIST - No of elements %d\n", pmkid_list.pmkids.npmkid));
for (i = 0; i < pmkid_list.pmkids.npmkid; i++) {
uint j;
WL_TRACE(("PMKID[%d]: %s = ", i,
bcm_ether_ntoa(&pmkid_list.pmkids.pmkid[i].BSSID,
eabuf)));
for (j = 0; j < WPA2_PMKID_LEN; j++)
WL_TRACE(("%02x ", pmkid_list.pmkids.pmkid[i].PMKID[j]));
printf("\n");
}
WL_TRACE(("\n"));
dev_wlc_bufvar_set(dev, "pmkid_info", (char *)&pmkid_list, sizeof(pmkid_list));
return 0;
}
#endif
#endif
static int
wl_iw_get_encodeext(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
WL_TRACE(("%s: SIOCGIWENCODEEXT\n", dev->name));
return 0;
}
static int
wl_iw_set_wpaauth(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error = 0;
int paramid;
int paramval;
int val = 0;
wl_iw_t *iw = *(wl_iw_t **)netdev_priv(dev);
WL_TRACE(("%s: SIOCSIWAUTH\n", dev->name));
paramid = vwrq->flags & IW_AUTH_INDEX;
paramval = vwrq->value;
WL_TRACE(("%s: SIOCSIWAUTH, paramid = 0x%0x, paramval = 0x%0x\n",
dev->name, paramid, paramval));
switch (paramid) {
case IW_AUTH_WPA_VERSION:
if (paramval & IW_AUTH_WPA_VERSION_DISABLED)
val = WPA_AUTH_DISABLED;
else if (paramval & (IW_AUTH_WPA_VERSION_WPA))
val = WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED;
#ifdef BCMWPA2
else if (paramval & IW_AUTH_WPA_VERSION_WPA2)
val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED;
#endif
WL_INFORM(("%s: %d: setting wpa_auth to 0x%0x\n", __FUNCTION__, __LINE__, val));
if ((error = dev_wlc_intvar_set(dev, "wpa_auth", val)))
return error;
break;
case IW_AUTH_CIPHER_PAIRWISE:
case IW_AUTH_CIPHER_GROUP:
if (paramval & (IW_AUTH_CIPHER_WEP40 | IW_AUTH_CIPHER_WEP104))
val = WEP_ENABLED;
if (paramval & IW_AUTH_CIPHER_TKIP)
val = TKIP_ENABLED;
if (paramval & IW_AUTH_CIPHER_CCMP)
val = AES_ENABLED;
if (paramid == IW_AUTH_CIPHER_PAIRWISE) {
iw->pwsec = val;
val |= iw->gwsec;
}
else {
iw->gwsec = val;
val |= iw->pwsec;
}
if ((error = dev_wlc_intvar_set(dev, "wsec", val)))
return error;
break;
case IW_AUTH_KEY_MGMT:
if ((error = dev_wlc_intvar_get(dev, "wpa_auth", &val)))
return error;
if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED)) {
if (paramval & IW_AUTH_KEY_MGMT_PSK)
val = WPA_AUTH_PSK;
else
val = WPA_AUTH_UNSPECIFIED;
}
#ifdef BCMWPA2
else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) {
if (paramval & IW_AUTH_KEY_MGMT_PSK)
val = WPA2_AUTH_PSK;
else
val = WPA2_AUTH_UNSPECIFIED;
}
#endif
WL_INFORM(("%s: %d: setting wpa_auth to %d\n", __FUNCTION__, __LINE__, val));
if ((error = dev_wlc_intvar_set(dev, "wpa_auth", val)))
return error;
break;
case IW_AUTH_TKIP_COUNTERMEASURES:
dev_wlc_bufvar_set(dev, "tkip_countermeasures", (char *)&paramval, 1);
break;
case IW_AUTH_80211_AUTH_ALG:
WL_INFORM(("Setting the D11auth %d\n", paramval));
if (paramval == IW_AUTH_ALG_OPEN_SYSTEM)
val = 0;
else if (paramval == IW_AUTH_ALG_SHARED_KEY)
val = 1;
else if (paramval == (IW_AUTH_ALG_OPEN_SYSTEM | IW_AUTH_ALG_SHARED_KEY))
val = 2;
else
error = 1;
if (!error && (error = dev_wlc_intvar_set(dev, "auth", val)))
return error;
break;
case IW_AUTH_WPA_ENABLED:
if (paramval == 0) {
iw->pwsec = 0;
iw->gwsec = 0;
if ((error = dev_wlc_intvar_get(dev, "wsec", &val)))
return error;
if (val & (TKIP_ENABLED | AES_ENABLED)) {
val &= ~(TKIP_ENABLED | AES_ENABLED);
dev_wlc_intvar_set(dev, "wsec", val);
}
val = 0;
WL_INFORM(("%s: %d: setting wpa_auth to %d\n", __FUNCTION__, __LINE__, val));
dev_wlc_intvar_set(dev, "wpa_auth", 0);
return error;
}
break;
case IW_AUTH_DROP_UNENCRYPTED:
dev_wlc_bufvar_set(dev, "wsec_restrict", (char *)&paramval, 1);
break;
case IW_AUTH_RX_UNENCRYPTED_EAPOL:
dev_wlc_bufvar_set(dev, "rx_unencrypted_eapol", (char *)&paramval, 1);
break;
#if WIRELESS_EXT > 17
case IW_AUTH_ROAMING_CONTROL:
WL_INFORM(("%s: IW_AUTH_ROAMING_CONTROL\n", __FUNCTION__));
break;
case IW_AUTH_PRIVACY_INVOKED:
WL_INFORM(("%s: IW_AUTH_PRIVACY_INVOKED\n", __FUNCTION__));
break;
#endif
default:
break;
}
return 0;
}
#ifdef BCMWPA2
#define VAL_PSK(_val) (((_val) & WPA_AUTH_PSK) || ((_val) & WPA2_AUTH_PSK))
#else
#define VAL_PSK(_val) (((_val) & WPA_AUTH_PSK))
#endif
static int
wl_iw_get_wpaauth(
struct net_device *dev,
struct iw_request_info *info,
struct iw_param *vwrq,
char *extra
)
{
int error;
int paramid;
int paramval = 0;
int val;
wl_iw_t *iw = *(wl_iw_t **)netdev_priv(dev);
WL_TRACE(("%s: SIOCGIWAUTH\n", dev->name));
paramid = vwrq->flags & IW_AUTH_INDEX;
switch (paramid) {
case IW_AUTH_WPA_VERSION:
if ((error = dev_wlc_intvar_get(dev, "wpa_auth", &val)))
return error;
if (val & (WPA_AUTH_NONE | WPA_AUTH_DISABLED))
paramval = IW_AUTH_WPA_VERSION_DISABLED;
else if (val & (WPA_AUTH_PSK | WPA_AUTH_UNSPECIFIED))
paramval = IW_AUTH_WPA_VERSION_WPA;
#ifdef BCMWPA2
else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED))
paramval = IW_AUTH_WPA_VERSION_WPA2;
#endif
break;
case IW_AUTH_CIPHER_PAIRWISE:
case IW_AUTH_CIPHER_GROUP:
if (paramid == IW_AUTH_CIPHER_PAIRWISE)
val = iw->pwsec;
else
val = iw->gwsec;
paramval = 0;
if (val) {
if (val & WEP_ENABLED)
paramval |= (IW_AUTH_CIPHER_WEP40 | IW_AUTH_CIPHER_WEP104);
if (val & TKIP_ENABLED)
paramval |= (IW_AUTH_CIPHER_TKIP);
if (val & AES_ENABLED)
paramval |= (IW_AUTH_CIPHER_CCMP);
}
else
paramval = IW_AUTH_CIPHER_NONE;
break;
case IW_AUTH_KEY_MGMT:
if ((error = dev_wlc_intvar_get(dev, "wpa_auth", &val)))
return error;
if (VAL_PSK(val))
paramval = IW_AUTH_KEY_MGMT_PSK;
else
paramval = IW_AUTH_KEY_MGMT_802_1X;
break;
case IW_AUTH_TKIP_COUNTERMEASURES:
dev_wlc_bufvar_get(dev, "tkip_countermeasures", (char *)&paramval, 1);
break;
case IW_AUTH_DROP_UNENCRYPTED:
dev_wlc_bufvar_get(dev, "wsec_restrict", (char *)&paramval, 1);
break;
case IW_AUTH_RX_UNENCRYPTED_EAPOL:
dev_wlc_bufvar_get(dev, "rx_unencrypted_eapol", (char *)&paramval, 1);
break;
case IW_AUTH_80211_AUTH_ALG:
if ((error = dev_wlc_intvar_get(dev, "auth", &val)))
return error;
if (!val)
paramval = IW_AUTH_ALG_OPEN_SYSTEM;
else
paramval = IW_AUTH_ALG_SHARED_KEY;
break;
case IW_AUTH_WPA_ENABLED:
if ((error = dev_wlc_intvar_get(dev, "wpa_auth", &val)))
return error;
if (val)
paramval = TRUE;
else
paramval = FALSE;
break;
#if WIRELESS_EXT > 17
case IW_AUTH_ROAMING_CONTROL:
WL_ERROR(("%s: IW_AUTH_ROAMING_CONTROL\n", __FUNCTION__));
break;
case IW_AUTH_PRIVACY_INVOKED:
WL_ERROR(("%s: IW_AUTH_PRIVACY_INVOKED\n", __FUNCTION__));
break;
#endif
}
vwrq->value = paramval;
return 0;
}
#endif
static int
wl_iw_set_priv(
struct net_device *dev,
struct iw_request_info *info,
struct iw_point *dwrq,
char *ext
)
{
int ret = 0;
char * extra;
if (!(extra = kmalloc(dwrq->length, GFP_KERNEL)))
return -ENOMEM;
if (copy_from_user(extra, dwrq->pointer, dwrq->length)) {
kfree(extra);
return -EFAULT;
}
WL_TRACE(("%s: SIOCSIWPRIV requst = %s\n",
dev->name, extra));
net_os_wake_lock(dev);
if (dwrq->length && extra) {
if (strnicmp(extra, "START", strlen("START")) == 0) {
wl_iw_control_wl_on(dev, info);
WL_TRACE(("%s, Received regular START command\n", __FUNCTION__));
}
if (g_onoff == G_WLAN_SET_OFF) {
WL_TRACE(("%s, missing START, Fail\n", __FUNCTION__));
kfree(extra);
net_os_wake_unlock(dev);
return -EFAULT;
}
if (strnicmp(extra, "SCAN-ACTIVE", strlen("SCAN-ACTIVE")) == 0) {
#ifdef ENABLE_ACTIVE_PASSIVE_SCAN_SUPPRESS
WL_TRACE(("%s: active scan setting supppressed\n", dev->name));
#else
ret = wl_iw_set_active_scan(dev, info, (union iwreq_data *)dwrq, extra);
#endif
}
else if (strnicmp(extra, "SCAN-PASSIVE", strlen("SCAN-PASSIVE")) == 0)
#ifdef ENABLE_ACTIVE_PASSIVE_SCAN_SUPPRESS
WL_TRACE(("%s: passive scan setting supppressed\n", dev->name));
#else
ret = wl_iw_set_passive_scan(dev, info, (union iwreq_data *)dwrq, extra);
#endif
else if (strnicmp(extra, "RSSI", strlen("RSSI")) == 0)
ret = wl_iw_get_rssi(dev, info, (union iwreq_data *)dwrq, extra);
else if (strnicmp(extra, "LINKSPEED", strlen("LINKSPEED")) == 0)
ret = wl_iw_get_link_speed(dev, info, (union iwreq_data *)dwrq, extra);
else if (strnicmp(extra, "MACADDR", strlen("MACADDR")) == 0)
ret = wl_iw_get_macaddr(dev, info, (union iwreq_data *)dwrq, extra);
else if (strnicmp(extra, "COUNTRY", strlen("COUNTRY")) == 0)
ret = wl_iw_set_country(dev, info, (union iwreq_data *)dwrq, extra);
else if (strnicmp(extra, "STOP", strlen("STOP")) == 0)
ret = wl_iw_control_wl_off(dev, info);
else if (strnicmp(extra, "POWERMODE", strlen("POWERMODE")) == 0)
ret = wl_iw_set_btcoex_dhcp(dev, info, (union iwreq_data *)dwrq, extra);
else {
snprintf(extra, MAX_WX_STRING, "OK");
dwrq->length = strlen("OK") + 1;
WL_TRACE(("Unkown PRIVATE command , ignored\n"));
}
}
net_os_wake_unlock(dev);
if (extra) {
if (copy_to_user(dwrq->pointer, extra, dwrq->length)) {
kfree(extra);
return -EFAULT;
}
kfree(extra);
}
return ret;
}
static const iw_handler wl_iw_handler[] =
{
(iw_handler) wl_iw_config_commit,
(iw_handler) wl_iw_get_name,
(iw_handler) NULL,
(iw_handler) NULL,
(iw_handler) wl_iw_set_freq,
(iw_handler) wl_iw_get_freq,
(iw_handler) wl_iw_set_mode,
(iw_handler) wl_iw_get_mode,
(iw_handler) NULL,
(iw_handler) NULL,
(iw_handler) NULL,
(iw_handler) wl_iw_get_range,
(iw_handler) wl_iw_set_priv,
(iw_handler) NULL,
(iw_handler) NULL,
(iw_handler) NULL,
(iw_handler) wl_iw_set_spy,
(iw_handler) wl_iw_get_spy,
(iw_handler) NULL,
(iw_handler) NULL,
(iw_handler) wl_iw_set_wap,
(iw_handler) wl_iw_get_wap,
#if WIRELESS_EXT > 17
(iw_handler) wl_iw_mlme,
#else
(iw_handler) NULL,
#endif
#if defined(WL_IW_USE_ISCAN)
(iw_handler) wl_iw_iscan_get_aplist,
#else
(iw_handler) wl_iw_get_aplist,
#endif
#if WIRELESS_EXT > 13
#if defined(WL_IW_USE_ISCAN)
(iw_handler) wl_iw_iscan_set_scan,
(iw_handler) wl_iw_iscan_get_scan,
#else
(iw_handler) wl_iw_set_scan,
(iw_handler) wl_iw_get_scan,
#endif
#else
(iw_handler) NULL,
(iw_handler) NULL,
#endif
(iw_handler) wl_iw_set_essid,
(iw_handler) wl_iw_get_essid,
(iw_handler) wl_iw_set_nick,
(iw_handler) wl_iw_get_nick,
(iw_handler) NULL,
(iw_handler) NULL,
(iw_handler) wl_iw_set_rate,
(iw_handler) wl_iw_get_rate,
(iw_handler) wl_iw_set_rts,
(iw_handler) wl_iw_get_rts,
(iw_handler) wl_iw_set_frag,
(iw_handler) wl_iw_get_frag,
(iw_handler) wl_iw_set_txpow,
(iw_handler) wl_iw_get_txpow,
#if WIRELESS_EXT > 10
(iw_handler) wl_iw_set_retry,
(iw_handler) wl_iw_get_retry,
#endif
(iw_handler) wl_iw_set_encode,
(iw_handler) wl_iw_get_encode,
(iw_handler) wl_iw_set_power,
(iw_handler) wl_iw_get_power,
#if WIRELESS_EXT > 17
(iw_handler) NULL,
(iw_handler) NULL,
(iw_handler) wl_iw_set_wpaie,
(iw_handler) wl_iw_get_wpaie,
(iw_handler) wl_iw_set_wpaauth,
(iw_handler) wl_iw_get_wpaauth,
(iw_handler) wl_iw_set_encodeext,
(iw_handler) wl_iw_get_encodeext,
#ifdef BCMWPA2
(iw_handler) wl_iw_set_pmksa,
#endif
#endif
};
#if WIRELESS_EXT > 12
static const iw_handler wl_iw_priv_handler[] = {
NULL,
(iw_handler)wl_iw_set_active_scan,
NULL,
(iw_handler)wl_iw_get_rssi,
NULL,
(iw_handler)wl_iw_set_passive_scan,
NULL,
(iw_handler)wl_iw_get_link_speed,
NULL,
(iw_handler)wl_iw_get_macaddr,
NULL,
(iw_handler)wl_iw_control_wl_off,
NULL,
(iw_handler)wl_iw_control_wl_on
};
static const struct iw_priv_args wl_iw_priv_args[] = {
{
WL_IW_SET_ACTIVE_SCAN,
0,
IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
"SCAN-ACTIVE"
},
{
WL_IW_GET_RSSI,
0,
IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
"RSSI"
},
{
WL_IW_SET_PASSIVE_SCAN,
0,
IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
"SCAN-PASSIVE"
},
{
WL_IW_GET_LINK_SPEED,
0,
IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
"LINKSPEED"
},
{
WL_IW_GET_CURR_MACADDR,
0,
IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
"Macaddr"
},
{
WL_IW_SET_STOP,
0,
IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
"STOP"
},
{
WL_IW_SET_START,
0,
IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | MAX_WX_STRING,
"START"
}
};
const struct iw_handler_def wl_iw_handler_def =
{
.num_standard = ARRAYSIZE(wl_iw_handler),
.standard = (iw_handler *) wl_iw_handler,
.num_private = ARRAYSIZE(wl_iw_priv_handler),
.num_private_args = ARRAY_SIZE(wl_iw_priv_args),
.private = (iw_handler *)wl_iw_priv_handler,
.private_args = (void *) wl_iw_priv_args,
#if WIRELESS_EXT >= 19
get_wireless_stats: dhd_get_wireless_stats,
#endif
};
#endif
int
wl_iw_ioctl(
struct net_device *dev,
struct ifreq *rq,
int cmd
)
{
struct iwreq *wrq = (struct iwreq *) rq;
struct iw_request_info info;
iw_handler handler;
char *extra = NULL;
int token_size = 1, max_tokens = 0, ret = 0;
if (cmd < SIOCIWFIRST ||
IW_IOCTL_IDX(cmd) >= ARRAYSIZE(wl_iw_handler) ||
!(handler = wl_iw_handler[IW_IOCTL_IDX(cmd)]))
return -EOPNOTSUPP;
switch (cmd) {
case SIOCSIWESSID:
case SIOCGIWESSID:
case SIOCSIWNICKN:
case SIOCGIWNICKN:
max_tokens = IW_ESSID_MAX_SIZE + 1;
break;
case SIOCSIWENCODE:
case SIOCGIWENCODE:
#if WIRELESS_EXT > 17
case SIOCSIWENCODEEXT:
case SIOCGIWENCODEEXT:
#endif
max_tokens = IW_ENCODING_TOKEN_MAX;
break;
case SIOCGIWRANGE:
max_tokens = sizeof(struct iw_range);
break;
case SIOCGIWAPLIST:
token_size = sizeof(struct sockaddr) + sizeof(struct iw_quality);
max_tokens = IW_MAX_AP;
break;
#if WIRELESS_EXT > 13
case SIOCGIWSCAN:
#if defined(WL_IW_USE_ISCAN)
if (g_iscan)
max_tokens = wrq->u.data.length;
else
#endif
max_tokens = IW_SCAN_MAX_DATA;
break;
#endif
case SIOCSIWSPY:
token_size = sizeof(struct sockaddr);
max_tokens = IW_MAX_SPY;
break;
case SIOCGIWSPY:
token_size = sizeof(struct sockaddr) + sizeof(struct iw_quality);
max_tokens = IW_MAX_SPY;
break;
case SIOCSIWPRIV:
max_tokens = wrq->u.data.length;
break;
}
if (max_tokens && wrq->u.data.pointer) {
if (wrq->u.data.length > max_tokens)
return -E2BIG;
if (!(extra = kmalloc(max_tokens * token_size, GFP_KERNEL)))
return -ENOMEM;
if (copy_from_user(extra, wrq->u.data.pointer, wrq->u.data.length * token_size)) {
kfree(extra);
return -EFAULT;
}
}
info.cmd = cmd;
info.flags = 0;
ret = handler(dev, &info, &wrq->u, extra);
if (extra) {
if (copy_to_user(wrq->u.data.pointer, extra, wrq->u.data.length * token_size)) {
kfree(extra);
return -EFAULT;
}
kfree(extra);
}
return ret;
}
bool
wl_iw_conn_status_str(uint32 event_type, uint32 status, uint32 reason,
char* stringBuf, uint buflen)
{
typedef struct conn_fail_event_map_t {
uint32 inEvent;
uint32 inStatus;
uint32 inReason;
const char* outName;
const char* outCause;
} conn_fail_event_map_t;
# define WL_IW_DONT_CARE 9999
const conn_fail_event_map_t event_map [] = {
{WLC_E_SET_SSID, WLC_E_STATUS_SUCCESS, WL_IW_DONT_CARE,
"Conn", "Success"},
{WLC_E_SET_SSID, WLC_E_STATUS_NO_NETWORKS, WL_IW_DONT_CARE,
"Conn", "NoNetworks"},
{WLC_E_SET_SSID, WLC_E_STATUS_FAIL, WL_IW_DONT_CARE,
"Conn", "ConfigMismatch"},
{WLC_E_PRUNE, WL_IW_DONT_CARE, WLC_E_PRUNE_ENCR_MISMATCH,
"Conn", "EncrypMismatch"},
{WLC_E_PRUNE, WL_IW_DONT_CARE, WLC_E_RSN_MISMATCH,
"Conn", "RsnMismatch"},
{WLC_E_AUTH, WLC_E_STATUS_TIMEOUT, WL_IW_DONT_CARE,
"Conn", "AuthTimeout"},
{WLC_E_AUTH, WLC_E_STATUS_FAIL, WL_IW_DONT_CARE,
"Conn", "AuthFail"},
{WLC_E_AUTH, WLC_E_STATUS_NO_ACK, WL_IW_DONT_CARE,
"Conn", "AuthNoAck"},
{WLC_E_REASSOC, WLC_E_STATUS_FAIL, WL_IW_DONT_CARE,
"Conn", "ReassocFail"},
{WLC_E_REASSOC, WLC_E_STATUS_TIMEOUT, WL_IW_DONT_CARE,
"Conn", "ReassocTimeout"},
{WLC_E_REASSOC, WLC_E_STATUS_ABORT, WL_IW_DONT_CARE,
"Conn", "ReassocAbort"},
{WLC_E_PSK_SUP, WLC_SUP_KEYED, WL_IW_DONT_CARE,
"Sup", "ConnSuccess"},
{WLC_E_PSK_SUP, WL_IW_DONT_CARE, WL_IW_DONT_CARE,
"Sup", "WpaHandshakeFail"},
{WLC_E_DEAUTH_IND, WL_IW_DONT_CARE, WL_IW_DONT_CARE,
"Conn", "Deauth"},
{WLC_E_DISASSOC_IND, WL_IW_DONT_CARE, WL_IW_DONT_CARE,
"Conn", "DisassocInd"},
{WLC_E_DISASSOC, WL_IW_DONT_CARE, WL_IW_DONT_CARE,
"Conn", "Disassoc"}
};
const char* name = "";
const char* cause = NULL;
int i;
for (i = 0; i < sizeof(event_map)/sizeof(event_map[0]); i++) {
const conn_fail_event_map_t* row = &event_map[i];
if (row->inEvent == event_type &&
(row->inStatus == status || row->inStatus == WL_IW_DONT_CARE) &&
(row->inReason == reason || row->inReason == WL_IW_DONT_CARE)) {
name = row->outName;
cause = row->outCause;
break;
}
}
if (cause) {
memset(stringBuf, 0, buflen);
snprintf(stringBuf, buflen, "%s %s %02d %02d",
name, cause, status, reason);
WL_INFORM(("Connection status: %s\n", stringBuf));
return TRUE;
} else {
return FALSE;
}
}
#if WIRELESS_EXT > 14
static bool
wl_iw_check_conn_fail(wl_event_msg_t *e, char* stringBuf, uint buflen)
{
uint32 event = ntoh32(e->event_type);
uint32 status = ntoh32(e->status);
uint32 reason = ntoh32(e->reason);
if (wl_iw_conn_status_str(event, status, reason, stringBuf, buflen)) {
return TRUE;
}
else
return FALSE;
}
#endif
#ifndef IW_CUSTOM_MAX
#define IW_CUSTOM_MAX 256
#endif
void
wl_iw_event(struct net_device *dev, wl_event_msg_t *e, void* data)
{
#if WIRELESS_EXT > 13
union iwreq_data wrqu;
char extra[IW_CUSTOM_MAX + 1];
int cmd = 0;
uint32 event_type = ntoh32(e->event_type);
uint16 flags = ntoh16(e->flags);
uint32 datalen = ntoh32(e->datalen);
uint32 status = ntoh32(e->status);
uint32 toto;
memset(&wrqu, 0, sizeof(wrqu));
memset(extra, 0, sizeof(extra));
switch (event_type) {
case WLC_E_TXFAIL:
cmd = IWEVTXDROP;
memcpy(wrqu.addr.sa_data, &e->addr, ETHER_ADDR_LEN);
wrqu.addr.sa_family = ARPHRD_ETHER;
break;
#if WIRELESS_EXT > 14
case WLC_E_JOIN:
case WLC_E_ASSOC_IND:
case WLC_E_REASSOC_IND:
memcpy(wrqu.addr.sa_data, &e->addr, ETHER_ADDR_LEN);
wrqu.addr.sa_family = ARPHRD_ETHER;
cmd = IWEVREGISTERED;
break;
case WLC_E_DEAUTH_IND:
case WLC_E_DISASSOC_IND:
cmd = SIOCGIWAP;
bzero(wrqu.addr.sa_data, ETHER_ADDR_LEN);
wrqu.addr.sa_family = ARPHRD_ETHER;
bzero(&extra, ETHER_ADDR_LEN);
break;
case WLC_E_LINK:
case WLC_E_NDIS_LINK:
cmd = SIOCGIWAP;
if (!(flags & WLC_EVENT_MSG_LINK)) {
g_ss_cache_ctrl.m_link_down = 1;
WL_TRACE(("Link Down\n"));
bzero(wrqu.addr.sa_data, ETHER_ADDR_LEN);
bzero(&extra, ETHER_ADDR_LEN);
}
else {
memcpy(wrqu.addr.sa_data, &e->addr, ETHER_ADDR_LEN);
g_ss_cache_ctrl.m_link_down = 0;
memcpy(g_ss_cache_ctrl.m_active_bssid, &e->addr, ETHER_ADDR_LEN);
WL_TRACE(("Link UP\n"));
}
wrqu.addr.sa_family = ARPHRD_ETHER;
break;
case WLC_E_ACTION_FRAME:
cmd = IWEVCUSTOM;
if (datalen + 1 <= sizeof(extra)) {
wrqu.data.length = datalen + 1;
extra[0] = WLC_E_ACTION_FRAME;
memcpy(&extra[1], data, datalen);
printf("WLC_E_ACTION_FRAME len %d \n", wrqu.data.length);
}
break;
case WLC_E_ACTION_FRAME_COMPLETE:
cmd = IWEVCUSTOM;
memcpy(&toto, data, 4);
if (sizeof(status) + 1 <= sizeof(extra)) {
wrqu.data.length = sizeof(status) + 1;
extra[0] = WLC_E_ACTION_FRAME_COMPLETE;
memcpy(&extra[1], &status, sizeof(status));
printf("wl_iw_event status %d PacketId %d \n", status, toto);
printf("WLC_E_ACTION_FRAME_COMPLETE len %d \n", wrqu.data.length);
}
break;
#endif
#if WIRELESS_EXT > 17
case WLC_E_MIC_ERROR: {
struct iw_michaelmicfailure *micerrevt = (struct iw_michaelmicfailure *)&extra;
cmd = IWEVMICHAELMICFAILURE;
wrqu.data.length = sizeof(struct iw_michaelmicfailure);
if (flags & WLC_EVENT_MSG_GROUP)
micerrevt->flags |= IW_MICFAILURE_GROUP;
else
micerrevt->flags |= IW_MICFAILURE_PAIRWISE;
memcpy(micerrevt->src_addr.sa_data, &e->addr, ETHER_ADDR_LEN);
micerrevt->src_addr.sa_family = ARPHRD_ETHER;
break;
}
#ifdef BCMWPA2
case WLC_E_PMKID_CACHE: {
if (data)
{
struct iw_pmkid_cand *iwpmkidcand = (struct iw_pmkid_cand *)&extra;
pmkid_cand_list_t *pmkcandlist;
pmkid_cand_t *pmkidcand;
int count;
cmd = IWEVPMKIDCAND;
pmkcandlist = data;
count = ntoh32_ua((uint8 *)&pmkcandlist->npmkid_cand);
ASSERT(count >= 0);
wrqu.data.length = sizeof(struct iw_pmkid_cand);
pmkidcand = pmkcandlist->pmkid_cand;
while (count) {
bzero(iwpmkidcand, sizeof(struct iw_pmkid_cand));
if (pmkidcand->preauth)
iwpmkidcand->flags |= IW_PMKID_CAND_PREAUTH;
bcopy(&pmkidcand->BSSID, &iwpmkidcand->bssid.sa_data,
ETHER_ADDR_LEN);
#ifndef SANDGATE2G
wireless_send_event(dev, cmd, &wrqu, extra);
#endif
pmkidcand++;
count--;
}
}
return;
}
#endif
#endif
case WLC_E_SCAN_COMPLETE:
#if defined(WL_IW_USE_ISCAN)
if ((g_iscan) && (g_iscan->sysioc_pid >= 0) &&
(g_iscan->iscan_state != ISCAN_STATE_IDLE))
{
up(&g_iscan->sysioc_sem);
} else {
cmd = SIOCGIWSCAN;
wrqu.data.length = strlen(extra);
WL_TRACE(("Event WLC_E_SCAN_COMPLETE from specific scan\n"));
}
#else
cmd = SIOCGIWSCAN;
wrqu.data.length = strlen(extra);
WL_TRACE(("Event WLC_E_SCAN_COMPLETE\n"));
#endif
break;
default:
WL_TRACE(("Unknown Event %d: ignoring\n", event_type));
break;
}
#ifndef SANDGATE2G
if (cmd)
wireless_send_event(dev, cmd, &wrqu, extra);
#endif
#if WIRELESS_EXT > 14
memset(extra, 0, sizeof(extra));
if (wl_iw_check_conn_fail(e, extra, sizeof(extra))) {
cmd = IWEVCUSTOM;
wrqu.data.length = strlen(extra);
#ifndef SANDGATE2G
wireless_send_event(dev, cmd, &wrqu, extra);
#endif
}
#endif
#endif
}
int wl_iw_get_wireless_stats(struct net_device *dev, struct iw_statistics *wstats)
{
int res = 0;
wl_cnt_t cnt;
int phy_noise;
int rssi;
scb_val_t scb_val;
phy_noise = 0;
if ((res = dev_wlc_ioctl(dev, WLC_GET_PHY_NOISE, &phy_noise, sizeof(phy_noise))))
goto done;
phy_noise = dtoh32(phy_noise);
WL_TRACE(("wl_iw_get_wireless_stats phy noise=%d\n *****", phy_noise));
scb_val.val = 0;
if ((res = dev_wlc_ioctl(dev, WLC_GET_RSSI, &scb_val, sizeof(scb_val_t))))
goto done;
rssi = dtoh32(scb_val.val);
WL_TRACE(("wl_iw_get_wireless_stats rssi=%d ****** \n", rssi));
if (rssi <= WL_IW_RSSI_NO_SIGNAL)
wstats->qual.qual = 0;
else if (rssi <= WL_IW_RSSI_VERY_LOW)
wstats->qual.qual = 1;
else if (rssi <= WL_IW_RSSI_LOW)
wstats->qual.qual = 2;
else if (rssi <= WL_IW_RSSI_GOOD)
wstats->qual.qual = 3;
else if (rssi <= WL_IW_RSSI_VERY_GOOD)
wstats->qual.qual = 4;
else
wstats->qual.qual = 5;
wstats->qual.level = 0x100 + rssi;
wstats->qual.noise = 0x100 + phy_noise;
#if WIRELESS_EXT > 18
wstats->qual.updated |= (IW_QUAL_ALL_UPDATED | IW_QUAL_DBM);
#else
wstats->qual.updated |= 7;
#endif
#if WIRELESS_EXT > 11
WL_TRACE(("wl_iw_get_wireless_stats counters=%d\n *****", (int)sizeof(wl_cnt_t)));
memset(&cnt, 0, sizeof(wl_cnt_t));
res = dev_wlc_bufvar_get(dev, "counters", (char *)&cnt, sizeof(wl_cnt_t));
if (res)
{
WL_ERROR(("wl_iw_get_wireless_stats counters failed error=%d ****** \n", res));
goto done;
}
cnt.version = dtoh16(cnt.version);
if (cnt.version != WL_CNT_T_VERSION) {
WL_TRACE(("\tIncorrect version of counters struct: expected %d; got %d\n",
WL_CNT_T_VERSION, cnt.version));
goto done;
}
wstats->discard.nwid = 0;
wstats->discard.code = dtoh32(cnt.rxundec);
wstats->discard.fragment = dtoh32(cnt.rxfragerr);
wstats->discard.retries = dtoh32(cnt.txfail);
wstats->discard.misc = dtoh32(cnt.rxrunt) + dtoh32(cnt.rxgiant);
wstats->miss.beacon = 0;
WL_TRACE(("wl_iw_get_wireless_stats counters txframe=%d txbyte=%d\n",
dtoh32(cnt.txframe), dtoh32(cnt.txbyte)));
WL_TRACE(("wl_iw_get_wireless_stats counters rxfrmtoolong=%d\n", dtoh32(cnt.rxfrmtoolong)));
WL_TRACE(("wl_iw_get_wireless_stats counters rxbadplcp=%d\n", dtoh32(cnt.rxbadplcp)));
WL_TRACE(("wl_iw_get_wireless_stats counters rxundec=%d\n", dtoh32(cnt.rxundec)));
WL_TRACE(("wl_iw_get_wireless_stats counters rxfragerr=%d\n", dtoh32(cnt.rxfragerr)));
WL_TRACE(("wl_iw_get_wireless_stats counters txfail=%d\n", dtoh32(cnt.txfail)));
WL_TRACE(("wl_iw_get_wireless_stats counters rxrunt=%d\n", dtoh32(cnt.rxrunt)));
WL_TRACE(("wl_iw_get_wireless_stats counters rxgiant=%d\n", dtoh32(cnt.rxgiant)));
#endif
done:
return res;
}
static void
wl_iw_bt_flag_set(
struct net_device *dev,
bool set)
{
char buf_flag7_dhcp_on[8] = { 7, 00, 00, 00, 0x1, 0x0, 0x00, 0x00 };
char buf_flag7_default[8] = { 7, 00, 00, 00, 0x0, 0x00, 0x00, 0x00};
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
rtnl_lock();
#endif
if (set == TRUE) {
dev_wlc_bufvar_set(dev, "btc_flags", \
(char *)&buf_flag7_dhcp_on[0], sizeof(buf_flag7_dhcp_on));
}
else {
dev_wlc_bufvar_set(dev, "btc_flags", \
(char *)&buf_flag7_default[0], sizeof(buf_flag7_default));
}
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27))
rtnl_unlock();
#endif
}
static void
wl_iw_bt_timerfunc(ulong data)
{
bt_info_t *bt_local = (bt_info_t *)data;
bt_local->timer_on = 0;
WL_TRACE(("%s\n", __FUNCTION__));
up(&bt_local->bt_sem);
}
static int
_bt_dhcp_sysioc_thread(void *data)
{
DAEMONIZE("dhcp_sysioc");
while (down_interruptible(&g_bt->bt_sem) == 0) {
net_os_wake_lock(g_bt->dev);
if (g_bt->timer_on) {
g_bt->timer_on = 0;
del_timer_sync(&g_bt->timer);
}
switch (g_bt->bt_state) {
case BT_DHCP_START:
g_bt->bt_state = BT_DHCP_OPPORTUNITY_WINDOW;
mod_timer(&g_bt->timer, jiffies + BT_DHCP_OPPORTUNITY_WINDOW_TIEM*HZ/1000);
g_bt->timer_on = 1;
break;
case BT_DHCP_OPPORTUNITY_WINDOW:
WL_TRACE(("%s waiting for %d msec expired, force bt flag\n", \
__FUNCTION__, BT_DHCP_OPPORTUNITY_WINDOW_TIEM));
if (g_bt->dev) wl_iw_bt_flag_set(g_bt->dev, TRUE);
g_bt->bt_state = BT_DHCP_FLAG_FORCE_TIMEOUT;
mod_timer(&g_bt->timer, jiffies + BT_DHCP_FLAG_FORCE_TIME*HZ/1000);
g_bt->timer_on = 1;
break;
case BT_DHCP_FLAG_FORCE_TIMEOUT:
WL_TRACE(("%s waiting for %d msec expired remove bt flag\n", \
__FUNCTION__, BT_DHCP_FLAG_FORCE_TIME));
if (g_bt->dev) wl_iw_bt_flag_set(g_bt->dev, FALSE);
g_bt->bt_state = BT_DHCP_IDLE;
g_bt->timer_on = 0;
break;
default:
WL_ERROR(("%s error g_status=%d !!!\n", __FUNCTION__, \
g_bt->bt_state));
if (g_bt->dev) wl_iw_bt_flag_set(g_bt->dev, FALSE);
g_bt->bt_state = BT_DHCP_IDLE;
g_bt->timer_on = 0;
break;
}
net_os_wake_unlock(g_bt->dev);
}
if (g_bt->timer_on) {
g_bt->timer_on = 0;
del_timer_sync(&g_bt->timer);
}
complete_and_exit(&g_bt->bt_exited, 0);
}
static void
wl_iw_bt_release(void)
{
bt_info_t *bt_local = g_bt;
if (!bt_local) {
return;
}
if (bt_local->bt_pid >= 0) {
KILL_PROC(bt_local->bt_pid, SIGTERM);
wait_for_completion(&bt_local->bt_exited);
}
kfree(bt_local);
g_bt = NULL;
}
static int
wl_iw_bt_init(struct net_device *dev)
{
bt_info_t *bt_dhcp = NULL;
bt_dhcp = kmalloc(sizeof(bt_info_t), GFP_KERNEL);
if (!bt_dhcp)
return -ENOMEM;
memset(bt_dhcp, 0, sizeof(bt_info_t));
bt_dhcp->bt_pid = -1;
g_bt = bt_dhcp;
bt_dhcp->dev = dev;
bt_dhcp->bt_state = BT_DHCP_IDLE;
bt_dhcp->timer_ms = 10;
init_timer(&bt_dhcp->timer);
bt_dhcp->timer.data = (ulong)bt_dhcp;
bt_dhcp->timer.function = wl_iw_bt_timerfunc;
sema_init(&bt_dhcp->bt_sem, 0);
init_completion(&bt_dhcp->bt_exited);
bt_dhcp->bt_pid = kernel_thread(_bt_dhcp_sysioc_thread, bt_dhcp, 0);
if (bt_dhcp->bt_pid < 0) {
WL_ERROR(("Failed in %s\n", __FUNCTION__));
return -ENOMEM;
}
return 0;
}
int wl_iw_attach(struct net_device *dev, void * dhdp)
{
wl_iw_t *iw;
#if defined(WL_IW_USE_ISCAN)
iscan_info_t *iscan = NULL;
if (!dev)
return 0;
iscan = kmalloc(sizeof(iscan_info_t), GFP_KERNEL);
if (!iscan)
return -ENOMEM;
memset(iscan, 0, sizeof(iscan_info_t));
iscan->sysioc_pid = -1;
g_iscan = iscan;
iscan->dev = dev;
iscan->iscan_state = ISCAN_STATE_IDLE;
g_iscan->scan_flag = 0;
iscan->timer_ms = 3000;
init_timer(&iscan->timer);
iscan->timer.data = (ulong)iscan;
iscan->timer.function = wl_iw_timerfunc;
sema_init(&iscan->sysioc_sem, 0);
init_completion(&iscan->sysioc_exited);
iscan->sysioc_pid = kernel_thread(_iscan_sysioc_thread, iscan, 0);
if (iscan->sysioc_pid < 0)
return -ENOMEM;
#endif
mutex_init(&wl_start_lock);
iw = *(wl_iw_t **)netdev_priv(dev);
iw->pub = (dhd_pub_t *)dhdp;
g_scan = NULL;
g_scan = (void *)kmalloc(G_SCAN_RESULTS, GFP_KERNEL);
if (!g_scan)
return -ENOMEM;
memset(g_scan, 0, G_SCAN_RESULTS);
g_scan_specified_ssid = 0;
wl_iw_init_ss_cache_ctrl();
wl_iw_bt_init(dev);
return 0;
}
void wl_iw_detach(void)
{
#if defined(WL_IW_USE_ISCAN)
iscan_buf_t *buf;
iscan_info_t *iscan = g_iscan;
if (!iscan)
return;
if (iscan->sysioc_pid >= 0) {
KILL_PROC(iscan->sysioc_pid, SIGTERM);
wait_for_completion(&iscan->sysioc_exited);
}
while (iscan->list_hdr) {
buf = iscan->list_hdr->next;
kfree(iscan->list_hdr);
iscan->list_hdr = buf;
}
kfree(iscan);
g_iscan = NULL;
#endif
if (g_scan)
kfree(g_scan);
g_scan = NULL;
wl_iw_release_ss_cache_ctrl();
wl_iw_bt_release();
}