finally move buildroot-ng to trunk

1 files changed, 1056 insertions, 0 deletions

diff --git a/package/wlcompat/src/wlcompat.c b/package/wlcompat/src/wlcompat.c
new file mode 100644
index 0000000000..23b0d50a81
--- /dev/null
+++ b/package/wlcompat/src/wlcompat.c
@@ -0,0 +1,1056 @@
+/*
+ * wlcompat.c
+ *
+ * Copyright (C) 2005 Mike Baker,
+ *                    Felix Fietkau <openwrt@nbd.name>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * $Id$
+ */
+
+
+#include <linux/config.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/if_arp.h>
+#include <asm/uaccess.h>
+#include <linux/wireless.h>
+#include <linux/timer.h>
+
+#include <net/iw_handler.h>
+#include <wlioctl.h>
+
+static struct net_device *dev;
+static unsigned short bss_force;
+static struct iw_statistics wstats;
+static int random = 1;
+char buf[WLC_IOCTL_MAXLEN];
+
+/* The frequency of each channel in MHz */
+const long channel_frequency[] = {
+	2412, 2417, 2422, 2427, 2432, 2437, 2442,
+	2447, 2452, 2457, 2462, 2467, 2472, 2484
+};
+#define NUM_CHANNELS ( sizeof(channel_frequency) / sizeof(channel_frequency[0]) )
+
+#define RNG_POLL_FREQ	20
+
+typedef struct internal_wsec_key {
+	uint8 index;		// 0x00
+	uint8 unknown_1;	// 0x01
+	uint8 type;		// 0x02
+	uint8 unknown_2[7];	// 0x03
+	uint8 len;		// 0x0a
+	uint8 pad[3];
+	char data[32];		// 0x0e
+} wkey;
+
+
+static int wlcompat_private_ioctl(struct net_device *dev,
+			 struct iw_request_info *info,
+			 union iwreq_data *wrqu,
+			 char *extra);
+#ifdef DEBUG
+void print_buffer(int len, unsigned char *buf);
+#endif
+
+static int wl_ioctl(struct net_device *dev, int cmd, void *buf, int len)
+{
+	mm_segment_t old_fs = get_fs();
+	struct ifreq ifr;
+	int ret;
+	wl_ioctl_t ioc;
+	ioc.cmd = cmd;
+	ioc.buf = buf;
+	ioc.len = len;
+	strncpy(ifr.ifr_name, dev->name, IFNAMSIZ);
+	ifr.ifr_data = (caddr_t) &ioc;
+	set_fs(KERNEL_DS);
+	ret = dev->do_ioctl(dev,&ifr,SIOCDEVPRIVATE);
+	set_fs (old_fs);
+	return ret;
+}
+
+static int wl_set_val(struct net_device *dev, char *var, void *val, int len)
+{
+	char buf[128];
+	int buf_len;
+	int ret;
+
+	/* check for overflow */
+	if ((buf_len = strlen(var)) + 1 + len > sizeof(buf))
+		return -1;
+	
+	strcpy(buf, var);
+	buf_len += 1;
+
+	/* append int value onto the end of the name string */
+	memcpy(&(buf[buf_len]), val, len);
+	buf_len += len;
+
+	ret = wl_ioctl(dev, WLC_SET_VAR, buf, buf_len);
+	return ret;
+}
+
+static int wl_get_val(struct net_device *dev, char *var, void *val, int len)
+{
+	char buf[128];
+	int buf_len;
+	int ret;
+
+	/* check for overflow */
+	if ((buf_len = strlen(var)) + 1 > sizeof(buf) || len > sizeof(buf))
+		return -1;
+	
+	strcpy(buf, var);
+	if (ret = wl_ioctl(dev, WLC_GET_VAR, buf, buf_len + len))
+		return ret;
+
+	memcpy(val, buf, len);
+	return 0;
+}
+
+int get_primary_key(struct net_device *dev)
+{
+	int key, val;
+	
+	for (key = val = 0; (key < 4) && (val == 0); key++) {
+		val = key;
+		if (wl_ioctl(dev, WLC_GET_KEY_PRIMARY, &val, sizeof(val)) < 0)
+			return -EINVAL;
+	}
+	return key;
+}
+
+
+static int wlcompat_ioctl_getiwrange(struct net_device *dev,
+				    char *extra)
+{
+	int i, k;
+	struct iw_range *range;
+
+	range = (struct iw_range *) extra;
+	bzero(extra, sizeof(struct iw_range));
+
+	range->we_version_compiled = WIRELESS_EXT;
+	range->we_version_source = WIRELESS_EXT;
+	
+	range->min_nwid = range->max_nwid = 0;
+	
+	range->num_channels = NUM_CHANNELS;
+	k = 0;
+	for (i = 0; i < NUM_CHANNELS; i++) {
+		range->freq[k].i = i + 1;
+		range->freq[k].m = channel_frequency[i] * 100000;
+		range->freq[k].e = 1;
+		k++;
+		if (k >= IW_MAX_FREQUENCIES)
+			break;
+	}
+	range->num_frequency = k;
+	range->sensitivity = 3;
+
+	/* nbd: don't know what this means, but other drivers set it this way */
+	range->pmp_flags = IW_POWER_PERIOD;
+	range->pmt_flags = IW_POWER_TIMEOUT;
+	range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_UNICAST_R;
+
+	range->min_pmp = 0;
+	range->max_pmp = 65535000;
+	range->min_pmt = 0;
+	range->max_pmt = 65535 * 1000;
+
+	range->max_qual.qual = 0;
+	range->max_qual.level = 0;
+	range->max_qual.noise = 0;
+	
+	range->min_rts = 0;
+	if (wl_ioctl(dev, WLC_GET_RTS, &range->max_rts, sizeof(int)) < 0)
+		range->max_rts = 2347;
+
+	range->min_frag = 256;
+	
+	if (wl_ioctl(dev, WLC_GET_FRAG, &range->max_frag, sizeof(int)) < 0)
+		range->max_frag = 2346;
+
+	range->txpower_capa = IW_TXPOW_DBM;
+
+	return 0;
+}
+
+
+static int wlcompat_set_scan(struct net_device *dev,
+			 struct iw_request_info *info,
+			 union iwreq_data *wrqu,
+			 char *extra)
+{
+	int ap = 0, oldap = 0;
+	wl_scan_params_t params;
+
+	memset(&params, 0, sizeof(params));
+
+	/* use defaults (same parameters as wl scan) */
+	memset(&params.bssid, 0xff, sizeof(params.bssid));
+	params.bss_type = DOT11_BSSTYPE_ANY;
+	params.scan_type = -1;
+	params.nprobes = -1;
+	params.active_time = -1;
+	params.passive_time = -1;
+	params.home_time = -1;
+	
+	/* can only scan in STA mode */
+	wl_ioctl(dev, WLC_GET_AP, &oldap, sizeof(oldap));
+	if (oldap > 0)
+		wl_ioctl(dev, WLC_SET_AP, &ap, sizeof(ap));
+	
+	if (wl_ioctl(dev, WLC_SCAN, &params, 64) < 0)
+		return -EINVAL;
+	
+	if (oldap > 0)
+		wl_ioctl(dev, WLC_SET_AP, &oldap, sizeof(oldap));
+
+	return 0;
+}
+
+
+struct iw_statistics *wlcompat_get_wireless_stats(struct net_device *dev)
+{
+	wl_bss_info_t *bss_info = (wl_bss_info_t *) buf;
+	get_pktcnt_t pkt;
+	unsigned int rssi, noise, ap;
+	
+	memset(&wstats, 0, sizeof(wstats));
+	memset(&pkt, 0, sizeof(pkt));
+	memset(buf, 0, sizeof(buf));
+	bss_info->version = 0x2000;
+	wl_ioctl(dev, WLC_GET_BSS_INFO, bss_info, WLC_IOCTL_MAXLEN);
+	wl_ioctl(dev, WLC_GET_PKTCNTS, &pkt, sizeof(pkt));
+
+	rssi = 0;
+	if ((wl_ioctl(dev, WLC_GET_AP, &ap, sizeof(ap)) < 0) || ap) {
+		if (wl_ioctl(dev, WLC_GET_PHY_NOISE, &noise, sizeof(noise)) < 0)
+			noise = 0;
+	} else {
+		// somehow the structure doesn't fit here
+		rssi = buf[82];
+		noise = buf[84];
+	}
+	rssi = (rssi == 0 ? 1 : rssi);
+	wstats.qual.updated = 0x10;
+	if (rssi <= 1) 
+		wstats.qual.updated |= 0x20;
+	if (noise <= 1)
+		wstats.qual.updated |= 0x40;
+
+	if ((wstats.qual.updated & 0x60) == 0x60)
+		return NULL;
+
+	wstats.qual.level = rssi;
+	wstats.qual.noise = noise;
+	wstats.discard.misc = pkt.rx_bad_pkt;
+	wstats.discard.retries = pkt.tx_bad_pkt;
+
+	return &wstats;
+}
+
+static int wlcompat_get_scan(struct net_device *dev,
+			 struct iw_request_info *info,
+			 union iwreq_data *wrqu,
+			 char *extra)
+{
+	wl_scan_results_t *results = (wl_scan_results_t *) buf;
+	wl_bss_info_t *bss_info;
+	char *info_ptr;
+	char *current_ev = extra;
+	char *current_val;
+	char *end_buf = extra + IW_SCAN_MAX_DATA;
+	struct iw_event iwe;
+	int i, j;
+	int rssi, noise;
+	
+	results->buflen = WLC_IOCTL_MAXLEN - sizeof(wl_scan_results_t);
+	
+	if (wl_ioctl(dev, WLC_SCAN_RESULTS, buf, WLC_IOCTL_MAXLEN) < 0)
+		return -EAGAIN;
+	
+	bss_info = &(results->bss_info[0]);
+	info_ptr = (char *) bss_info;
+	for (i = 0; i < results->count; i++) {
+
+		/* send the cell address (must be sent first) */
+		iwe.cmd = SIOCGIWAP;
+		iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
+		memcpy(&iwe.u.ap_addr.sa_data, &bss_info->BSSID, sizeof(bss_info->BSSID));
+		current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN);
+		
+		/* send the ESSID */
+		iwe.cmd = SIOCGIWESSID;
+		iwe.u.data.length = bss_info->SSID_len;
+		if (iwe.u.data.length > IW_ESSID_MAX_SIZE)
+			iwe.u.data.length = IW_ESSID_MAX_SIZE;
+		iwe.u.data.flags = 1;
+		current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss_info->SSID);
+
+		/* send frequency/channel info */
+		iwe.cmd = SIOCGIWFREQ;
+		iwe.u.freq.e = 0;
+		iwe.u.freq.m = bss_info->channel;
+		current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);
+
+		/* add quality statistics */
+		iwe.cmd = IWEVQUAL;
+		iwe.u.qual.qual = 0;
+		iwe.u.qual.level = bss_info->RSSI;
+		iwe.u.qual.noise = bss_info->phy_noise;
+		current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN);
+	
+		/* send rate information */
+		iwe.cmd = SIOCGIWRATE;
+		current_val = current_ev + IW_EV_LCP_LEN;
+		iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
+		
+		for(j = 0 ; j < bss_info->rateset.count ; j++) {
+			iwe.u.bitrate.value = ((bss_info->rateset.rates[j] & 0x7f) * 500000);
+			current_val = iwe_stream_add_value(current_ev, current_val, end_buf, &iwe, IW_EV_PARAM_LEN);
+		}
+		if((current_val - current_ev) > IW_EV_LCP_LEN)
+			current_ev = current_val;
+
+		info_ptr += sizeof(wl_bss_info_t);
+		if (bss_info->ie_length % 4)
+			info_ptr += bss_info->ie_length + 4 - (bss_info->ie_length % 4);
+		else
+			info_ptr += bss_info->ie_length;
+		bss_info = (wl_bss_info_t *) info_ptr;
+	}
+	
+	wrqu->data.length = (current_ev - extra);
+	wrqu->data.flags = 0;
+
+	return 0;
+}
+
+static int wlcompat_ioctl(struct net_device *dev,
+			 struct iw_request_info *info,
+			 union iwreq_data *wrqu,
+			 char *extra)
+{
+	switch (info->cmd) {
+		case SIOCGIWNAME:
+			strcpy(wrqu->name, "IEEE 802.11-DS");
+			break;
+		case SIOCGIWFREQ:
+		{
+			channel_info_t ci;
+
+			if (wl_ioctl(dev,WLC_GET_CHANNEL, &ci, sizeof(ci)) < 0)
+				return -EINVAL;
+
+			wrqu->freq.m = ci.target_channel;
+			wrqu->freq.e = 0;
+			break;
+		}
+		case SIOCSIWFREQ:
+		{
+			if (wrqu->freq.m == -1) {
+				wrqu->freq.m = 0;
+				if (wl_ioctl(dev, WLC_SET_CHANNEL, &wrqu->freq.m, sizeof(int)) < 0)
+					return -EINVAL;
+			} else {
+				if (wrqu->freq.e == 1) {
+					int channel = 0;
+					int f = wrqu->freq.m / 100000;
+					while ((channel < NUM_CHANNELS + 1) && (f != channel_frequency[channel]))
+						channel++;
+					
+					if (channel == NUM_CHANNELS) // channel not found
+						return -EINVAL;
+
+					wrqu->freq.e = 0;
+					wrqu->freq.m = channel + 1;
+				}
+				if ((wrqu->freq.e == 0) && (wrqu->freq.m < 1000)) {
+					if (wl_ioctl(dev, WLC_SET_CHANNEL, &wrqu->freq.m, sizeof(int)) < 0)
+						return -EINVAL;
+				} else {
+					return -EINVAL;
+				}
+			}
+			break;
+		}
+		case SIOCSIWAP:
+		{
+			int ap = 0;
+			int infra = 0;
+			rw_reg_t reg;
+
+			memset(&reg, 0, sizeof(reg));
+
+			if (wrqu->ap_addr.sa_family != ARPHRD_ETHER)
+				return -EINVAL;
+
+			if (wl_ioctl(dev, WLC_GET_AP, &ap, sizeof(ap)) < 0)
+				return -EINVAL;
+
+			if (wl_ioctl(dev, WLC_GET_INFRA, &infra, sizeof(infra)) < 0)
+				return -EINVAL;
+
+			if (!infra) {
+				wl_ioctl(dev, WLC_SET_BSSID, wrqu->ap_addr.sa_data, 6);
+
+				reg.size = 4;
+				reg.byteoff = 0x184;
+				reg.val = bss_force << 16 | bss_force;
+				wl_ioctl(dev, WLC_W_REG, &reg, sizeof(reg));
+				
+				reg.byteoff = 0x180;
+				wl_ioctl(dev, WLC_R_REG, &reg, sizeof(reg));
+				reg.val = bss_force << 16;
+				wl_ioctl(dev, WLC_W_REG, &reg, sizeof(reg));
+			}
+
+			if (wl_ioctl(dev, ((ap || !infra) ? WLC_SET_BSSID : WLC_REASSOC), wrqu->ap_addr.sa_data, 6) < 0)
+				return -EINVAL;
+
+			break;
+		}
+		case SIOCGIWAP:
+		{
+#ifdef DEBUG
+			rw_reg_t reg;
+			memset(&reg, 0, sizeof(reg));
+
+			reg.size = 4;
+			reg.byteoff = 0x184;
+			wl_ioctl(dev, WLC_R_REG, &reg, sizeof(reg));
+			printk("bss time = 0x%08x", reg.val);
+			
+			reg.byteoff = 0x180;
+			wl_ioctl(dev, WLC_R_REG, &reg, sizeof(reg));
+			printk("%08x\n", reg.val);
+#endif
+			
+			wrqu->ap_addr.sa_family = ARPHRD_ETHER;
+			if (wl_ioctl(dev,WLC_GET_BSSID,wrqu->ap_addr.sa_data,6) < 0)
+				return -EINVAL;
+			break;
+		}
+		case SIOCGIWESSID:
+		{
+			wlc_ssid_t ssid;
+			
+			if (wl_ioctl(dev,WLC_GET_SSID, &ssid, sizeof(wlc_ssid_t)) < 0)
+				return -EINVAL;
+
+			wrqu->essid.flags = wrqu->data.flags = 1;
+			wrqu->essid.length = wrqu->data.length = ssid.SSID_len + 1;
+			memcpy(extra,ssid.SSID,ssid.SSID_len + 1);
+			break;
+		}
+		case SIOCSIWESSID:
+		{
+			wlc_ssid_t ssid;
+			memset(&ssid, 0, sizeof(ssid));
+			ssid.SSID_len = strlen(extra);
+			if (ssid.SSID_len > WLC_ESSID_MAX_SIZE)
+				ssid.SSID_len = WLC_ESSID_MAX_SIZE;
+			memcpy(ssid.SSID, extra, ssid.SSID_len);
+			if (wl_ioctl(dev, WLC_SET_SSID, &ssid, sizeof(ssid)) < 0)
+				return -EINVAL;
+			break;
+		}
+		case SIOCGIWRTS:
+		{
+			if (wl_ioctl(dev,WLC_GET_RTS,&(wrqu->rts.value),sizeof(int)) < 0) 
+				return -EINVAL;
+			break;
+		}
+		case SIOCSIWRTS:
+		{
+			if (wl_ioctl(dev,WLC_SET_RTS,&(wrqu->rts.value),sizeof(int)) < 0) 
+				return -EINVAL;
+			break;
+		}
+		case SIOCGIWFRAG:
+		{
+			if (wl_ioctl(dev,WLC_GET_FRAG,&(wrqu->frag.value),sizeof(int)) < 0)
+				return -EINVAL;
+			break;
+		}
+		case SIOCSIWFRAG:
+		{
+			if (wl_ioctl(dev,WLC_SET_FRAG,&(wrqu->frag.value),sizeof(int)) < 0)
+				return -EINVAL;
+			break;
+		}
+		case SIOCGIWTXPOW:
+		{
+			int radio, override;
+
+			wl_ioctl(dev, WLC_GET_RADIO, &radio, sizeof(int));
+			
+			if (wl_get_val(dev, "qtxpower", &(wrqu->txpower.value), sizeof(int)) < 0)
+				return -EINVAL;
+			
+			override = (wrqu->txpower.value & WL_TXPWR_OVERRIDE) == WL_TXPWR_OVERRIDE;
+			wrqu->txpower.value &= ~WL_TXPWR_OVERRIDE;
+			if (!override && (wrqu->txpower.value > 76))
+				wrqu->txpower.value = 76;
+			wrqu->txpower.value /= 4;
+				
+			wrqu->txpower.fixed = 0;
+			wrqu->txpower.disabled = radio;
+			wrqu->txpower.flags = IW_TXPOW_DBM;
+			break;
+		}
+		case SIOCSIWTXPOW:
+		{
+			/* This is weird: WLC_SET_RADIO with 1 as argument disables the radio */
+			int radio = wrqu->txpower.disabled;
+
+			wl_ioctl(dev, WLC_SET_RADIO, &radio, sizeof(int));
+			
+			if (!wrqu->txpower.disabled && (wrqu->txpower.value > 0)) {
+				int value;
+				
+				if (wl_get_val(dev, "qtxpower", &value, sizeof(int)) < 0)
+					return -EINVAL;
+				
+				value &= WL_TXPWR_OVERRIDE;
+				wrqu->txpower.value *= 4;
+				wrqu->txpower.value |= value;
+				
+				if (wrqu->txpower.flags != IW_TXPOW_DBM)
+					return -EINVAL;
+				
+				if (wrqu->txpower.value > 0)
+					if (wl_set_val(dev, "qtxpower", &(wrqu->txpower.value), sizeof(int)) < 0)
+						return -EINVAL;
+			}
+			break;
+		}
+		case SIOCSIWENCODE:
+		{
+			int val = 0, wep = 1, wrestrict = 1;
+			int index = (wrqu->data.flags & IW_ENCODE_INDEX) - 1;
+
+			if (index < 0)
+				index = get_primary_key(dev);
+			
+			if (wrqu->data.flags & IW_ENCODE_DISABLED) {
+				wep = 0;
+				if (wl_ioctl(dev, WLC_SET_WSEC, &wep, sizeof(val)) < 0)
+					return -EINVAL;
+				return 0;
+			}
+
+			if (wl_ioctl(dev, WLC_SET_WSEC, &wep, sizeof(val)) < 0)
+				return -EINVAL;
+
+			if (wrqu->data.flags & IW_ENCODE_OPEN)
+				wrestrict = 0;
+			
+			if (wrqu->data.pointer && (wrqu->data.length > 0) && (wrqu->data.length <= 16)) {
+				wl_wsec_key_t key;
+				memset(&key, 0, sizeof(key));
+
+				key.flags = WL_PRIMARY_KEY;
+				key.len = wrqu->data.length;
+				key.index = index;
+				memcpy(key.data, wrqu->data.pointer, wrqu->data.length);
+
+				if (wl_ioctl(dev, WLC_SET_KEY, &key, sizeof(key)) < 0)
+					return -EINVAL;
+			}
+
+			if (index >= 0)
+				wl_ioctl(dev, WLC_SET_KEY_PRIMARY, &index, sizeof(index));
+			
+			if (wrestrict >= 0)
+				wl_ioctl(dev, WLC_SET_WEP_RESTRICT, &wrestrict, sizeof(wrestrict));
+
+			break;
+		}
+		case SIOCGIWENCODE:
+		{
+			int val;
+			
+			if (wl_ioctl(dev, WLC_GET_WEP, &val, sizeof(val)) < 0)
+				return -EINVAL;
+			
+
+			if (val > 0) {
+				int key = get_primary_key(dev);
+				
+				wrqu->data.flags = IW_ENCODE_ENABLED;
+				if (key-- > 0) {
+					int *info_addr; 
+					wkey *wep_key;
+					
+					info_addr = (int *) dev->priv;
+					wep_key = (wkey *) ((*info_addr) + 0x2752 + (key * 0x110));
+					
+					wrqu->data.flags |= key + 1;
+					wrqu->data.length = wep_key->len;
+
+					memset(extra, 0, 16);
+					memcpy(extra, wep_key->data, 16);
+				} else {
+					wrqu->data.flags |= IW_ENCODE_NOKEY;
+				}
+			} else {
+				wrqu->data.flags = IW_ENCODE_DISABLED;
+			}
+			
+			break;
+		}
+		case SIOCGIWRANGE:
+		{
+			return wlcompat_ioctl_getiwrange(dev, extra);
+			break;
+		}
+		case SIOCSIWMODE:
+		{
+			int ap = -1, infra = -1, passive = 0, wet = 0;
+			
+			switch (wrqu->mode) {
+				case IW_MODE_MONITOR:
+					passive = 1;
+					break;
+				case IW_MODE_ADHOC:
+					infra = 0;
+					ap = 0;
+					break;
+				case IW_MODE_MASTER:
+					infra = 1;
+					ap = 1;
+					break;
+				case IW_MODE_INFRA:
+					infra = 1;
+					ap = 0;
+					break;
+				case IW_MODE_REPEAT:
+					infra = 1;
+					ap = 0;
+					wet = 1;
+					break;
+					
+				default:
+					return -EINVAL;
+			}
+			
+			wl_ioctl(dev, WLC_SET_PASSIVE, &passive, sizeof(passive));
+			wl_ioctl(dev, WLC_SET_MONITOR, &passive, sizeof(passive));
+			wl_ioctl(dev, WLC_SET_WET, &wet, sizeof(wet));
+			if (ap >= 0) 
+				wl_ioctl(dev, WLC_SET_AP, &ap, sizeof(ap));
+			if (infra >= 0)
+				wl_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(infra));
+
+			break;
+						
+		}
+		case SIOCGIWMODE:
+		{
+			int ap, infra, wet, passive;
+
+			if (wl_ioctl(dev, WLC_GET_AP, &ap, sizeof(ap)) < 0)
+				return -EINVAL;
+			if (wl_ioctl(dev, WLC_GET_INFRA, &infra, sizeof(infra)) < 0)
+				return -EINVAL;
+			if (wl_ioctl(dev, WLC_GET_PASSIVE, &passive, sizeof(passive)) < 0)
+				return -EINVAL;
+			if (wl_ioctl(dev, WLC_GET_WET, &wet, sizeof(wet)) < 0)
+				return -EINVAL;
+
+			if (passive) {
+				wrqu->mode = IW_MODE_MONITOR;
+			} else if (!infra) {
+				wrqu->mode = IW_MODE_ADHOC;
+			} else {
+				if (ap) {
+					wrqu->mode = IW_MODE_MASTER;
+				} else {
+					if (wet) {
+						wrqu->mode = IW_MODE_REPEAT;
+					} else {
+						wrqu->mode = IW_MODE_INFRA;
+					}
+				}
+			}
+			break;
+		}
+		default:
+		{
+			if (info->cmd >= SIOCIWFIRSTPRIV)
+				return wlcompat_private_ioctl(dev, info, wrqu, extra);
+
+			return -EINVAL;
+		}
+	}
+	
+	return 0;
+}
+
+static const iw_handler	 wlcompat_handler[] = {
+	NULL,			/* SIOCSIWCOMMIT */
+	wlcompat_ioctl,		/* SIOCGIWNAME */
+	NULL,			/* SIOCSIWNWID */
+	NULL,			/* SIOCGIWNWID */
+	wlcompat_ioctl,		/* SIOCSIWFREQ */
+	wlcompat_ioctl,		/* SIOCGIWFREQ */
+	wlcompat_ioctl,		/* SIOCSIWMODE */
+	wlcompat_ioctl,		/* SIOCGIWMODE */
+	NULL,			/* SIOCSIWSENS */
+	NULL,			/* SIOCGIWSENS */
+	NULL,			/* SIOCSIWRANGE, unused */
+	wlcompat_ioctl,		/* SIOCGIWRANGE */
+	NULL,			/* SIOCSIWPRIV */
+	NULL,			/* SIOCGIWPRIV */
+	NULL,			/* SIOCSIWSTATS */
+	NULL,			/* SIOCGIWSTATS */
+	iw_handler_set_spy,	/* SIOCSIWSPY */
+	iw_handler_get_spy,	/* SIOCGIWSPY */
+	iw_handler_set_thrspy,  /* SIOCSIWTHRSPY */
+	iw_handler_get_thrspy,  /* SIOCGIWTHRSPY */
+	wlcompat_ioctl,		/* SIOCSIWAP */
+	wlcompat_ioctl,		/* SIOCGIWAP */
+	NULL,			/* -- hole -- */
+	NULL,			/* SIOCGIWAPLIST */
+	wlcompat_set_scan,	/* SIOCSIWSCAN */
+	wlcompat_get_scan,	/* SIOCGIWSCAN */
+	wlcompat_ioctl,		/* SIOCSIWESSID */
+	wlcompat_ioctl,		/* SIOCGIWESSID */
+	NULL,			/* SIOCSIWNICKN */
+	NULL,			/* SIOCGIWNICKN */
+	NULL,			/* -- hole -- */
+	NULL,			/* -- hole -- */
+	NULL,			/* SIOCSIWRATE */
+	NULL,			/* SIOCGIWRATE */
+	wlcompat_ioctl,		/* SIOCSIWRTS */
+	wlcompat_ioctl,		/* SIOCGIWRTS */
+	wlcompat_ioctl,		/* SIOCSIWFRAG */
+	wlcompat_ioctl,		/* SIOCGIWFRAG */
+	wlcompat_ioctl,		/* SIOCSIWTXPOW */
+	wlcompat_ioctl,		/* SIOCGIWTXPOW */
+	NULL,			/* SIOCSIWRETRY */
+	NULL,			/* SIOCGIWRETRY */
+	wlcompat_ioctl,		/* SIOCSIWENCODE */
+	wlcompat_ioctl,		/* SIOCGIWENCODE */
+};
+
+
+#define WLCOMPAT_SET_MONITOR		SIOCIWFIRSTPRIV + 0
+#define WLCOMPAT_GET_MONITOR		SIOCIWFIRSTPRIV + 1
+#define WLCOMPAT_SET_TXPWR_LIMIT	SIOCIWFIRSTPRIV + 2
+#define WLCOMPAT_GET_TXPWR_LIMIT	SIOCIWFIRSTPRIV + 3
+#define WLCOMPAT_SET_ANTDIV			SIOCIWFIRSTPRIV + 4
+#define WLCOMPAT_GET_ANTDIV			SIOCIWFIRSTPRIV + 5
+#define WLCOMPAT_SET_TXANT			SIOCIWFIRSTPRIV + 6
+#define WLCOMPAT_GET_TXANT			SIOCIWFIRSTPRIV + 7
+#define WLCOMPAT_SET_BSS_FORCE		SIOCIWFIRSTPRIV + 8
+#define WLCOMPAT_GET_BSS_FORCE		SIOCIWFIRSTPRIV + 9
+
+
+static int wlcompat_private_ioctl(struct net_device *dev,
+			 struct iw_request_info *info,
+			 union iwreq_data *wrqu,
+			 char *extra)
+{
+	int *value = (int *) wrqu->name;
+
+	switch (info->cmd) {
+		case WLCOMPAT_SET_MONITOR:
+		{
+			if (wl_ioctl(dev, WLC_SET_MONITOR, value, sizeof(int)) < 0)
+				return -EINVAL;
+
+			break;
+		}
+		case WLCOMPAT_GET_MONITOR:
+		{
+			if (wl_ioctl(dev, WLC_GET_MONITOR, extra, sizeof(int)) < 0)
+				return -EINVAL;
+
+			break;
+		}
+		case WLCOMPAT_SET_TXPWR_LIMIT:
+		{
+			int val;
+			
+
+			if (wl_get_val(dev, "qtxpower", &val, sizeof(int)) < 0)
+				return -EINVAL;
+			
+			if (*extra > 0)
+				val |= WL_TXPWR_OVERRIDE;
+			else
+				val &= ~WL_TXPWR_OVERRIDE;
+			
+			if (wl_set_val(dev, "qtxpower", &val, sizeof(int)) < 0)
+				return -EINVAL;
+			
+			break;
+		}
+		case WLCOMPAT_GET_TXPWR_LIMIT:
+		{
+			if (wl_get_val(dev, "qtxpower", value, sizeof(int)) < 0)
+				return -EINVAL;
+
+			*value = ((*value & WL_TXPWR_OVERRIDE) == WL_TXPWR_OVERRIDE ? 1 : 0);
+
+			break;
+		}
+		case WLCOMPAT_SET_ANTDIV:
+		{
+			if (wl_ioctl(dev, WLC_SET_ANTDIV, value, sizeof(int)) < 0)
+				return -EINVAL;
+
+			break;
+		}
+		case WLCOMPAT_GET_ANTDIV:
+		{
+			if (wl_ioctl(dev, WLC_GET_ANTDIV, extra, sizeof(int)) < 0)
+				return -EINVAL;
+
+			break;
+		}
+		case WLCOMPAT_SET_TXANT:
+		{
+			if (wl_ioctl(dev, WLC_SET_TXANT, value, sizeof(int)) < 0)
+				return -EINVAL;
+
+			break;
+		}
+		case WLCOMPAT_GET_TXANT:
+		{
+			if (wl_ioctl(dev, WLC_GET_TXANT, extra, sizeof(int)) < 0)
+				return -EINVAL;
+
+			break;
+		}
+		case WLCOMPAT_SET_BSS_FORCE:
+		{
+			bss_force = (unsigned short) *value;
+			break;
+		}
+		case WLCOMPAT_GET_BSS_FORCE:
+		{
+			*extra = (int) bss_force;
+			break;
+		}
+		default:
+		{
+			return -EINVAL;
+		}
+			
+	}
+	return 0;
+}
+
+static const struct iw_priv_args wlcompat_private_args[] = 
+{
+	{	WLCOMPAT_SET_MONITOR, 
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		0,
+		"set_monitor"
+	},
+	{	WLCOMPAT_GET_MONITOR, 
+		0,
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		"get_monitor"
+	},
+	{	WLCOMPAT_SET_TXPWR_LIMIT, 
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		0,
+		"set_txpwr_force"
+	},
+	{	WLCOMPAT_GET_TXPWR_LIMIT, 
+		0,
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		"get_txpwr_force"
+	},
+	{	WLCOMPAT_SET_ANTDIV, 
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		0,
+		"set_antdiv"
+	},
+	{	WLCOMPAT_GET_ANTDIV, 
+		0,
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		"get_antdiv"
+	},
+	{	WLCOMPAT_SET_TXANT, 
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		0,
+		"set_txant"
+	},
+	{	WLCOMPAT_GET_TXANT, 
+		0,
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		"get_txant"
+	},
+	{	WLCOMPAT_SET_BSS_FORCE, 
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		0,
+		"set_bss_force"
+	},
+	{	WLCOMPAT_GET_BSS_FORCE, 
+		0,
+		IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
+		"get_bss_force"
+	},
+};
+
+static const iw_handler wlcompat_private[] =
+{
+	wlcompat_private_ioctl,
+	NULL
+};
+
+
+static const struct iw_handler_def wlcompat_handler_def =
+{
+	.standard	= (iw_handler *) wlcompat_handler,
+	.num_standard	= sizeof(wlcompat_handler)/sizeof(iw_handler),
+	.private	= wlcompat_private,
+	.num_private	= 1,
+	.private_args	= wlcompat_private_args,
+	.num_private_args = sizeof(wlcompat_private_args) / sizeof(wlcompat_private_args[0])
+};
+
+
+#ifdef DEBUG
+void print_buffer(int len, unsigned char *buf) {
+	int x;
+	if (buf != NULL) {
+		for (x=0;x<len && x<180 ;x++) {
+			if ((x % 4) == 0)
+				printk(" ");
+			printk("%02X",buf[x]);
+		}
+	} else {
+		printk(" NULL");
+	}
+	printk("\n");
+
+}
+#endif
+static int (*old_ioctl)(struct net_device *dev, struct ifreq *ifr, int cmd);
+static int new_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) {
+	int ret = 0;
+	struct iwreq *iwr = (struct iwreq *) ifr;
+	struct iw_request_info info;
+	
+#ifdef DEBUG
+	printk("dev: %s ioctl: 0x%04x\n",dev->name,cmd);
+#endif
+
+	if (cmd >= SIOCIWFIRSTPRIV) {
+		info.cmd = cmd;
+		info.flags = 0;
+		ret = wlcompat_private_ioctl(dev, &info, &(iwr->u), (char *) &(iwr->u));
+#ifdef DEBUG
+	} else if (cmd==SIOCDEVPRIVATE) {
+		wl_ioctl_t *ioc = (wl_ioctl_t *)ifr->ifr_data;
+		unsigned char *buf = ioc->buf;
+		printk("   cmd: %d buf: 0x%08x len: %d\n",ioc->cmd,&(ioc->buf),ioc->len);
+		printk("   send: ->");
+		print_buffer(ioc->len, buf);
+		ret = old_ioctl(dev,ifr,cmd);
+		printk("   recv: ->");
+		print_buffer(ioc->len, buf);
+		printk("   ret: %d\n", ret);
+#endif
+	} else {
+		ret = old_ioctl(dev,ifr,cmd);
+	}
+	return ret;
+}
+
+static struct timer_list rng_timer;
+
+static void rng_timer_tick(unsigned long n)
+{
+	struct net_device *dev = (struct net_device *) n;
+	u16 data[4];
+	int i, ret;
+	
+	ret = 0;
+	for (i = 0; i < 3; i++) {
+		ret |= wl_get_val(dev, "rand", &data[i], sizeof(u16));
+	}
+	if (!ret)
+		batch_entropy_store(*((u32 *) &data[0]), *((u32 *) &data[2]), (jiffies % 255));
+
+	mod_timer(&rng_timer, jiffies + (HZ/RNG_POLL_FREQ));
+}
+
+
+static int __init wlcompat_init()
+{
+	int found = 0, i;
+	char devname[4] = "wl0";
+	bss_force = 0;
+	
+	while (!found && (dev = dev_get_by_name(devname))) {
+		if ((dev->wireless_handlers == NULL) && ((wl_ioctl(dev, WLC_GET_MAGIC, &i, sizeof(i)) == 0) && i == WLC_IOCTL_MAGIC))
+			found = 1;
+		devname[2]++;
+	}
+	
+	if (!found) {
+		printk("No Broadcom devices found.\n");
+		return -ENODEV;
+	}
+		
+
+	old_ioctl = dev->do_ioctl;
+	dev->do_ioctl = new_ioctl;
+	dev->wireless_handlers = (struct iw_handler_def *)&wlcompat_handler_def;
+	dev->get_wireless_stats = wlcompat_get_wireless_stats;
+
+	if (random) {
+		init_timer(&rng_timer);
+		rng_timer.function = rng_timer_tick;
+		rng_timer.data = (unsigned long) dev;
+		rng_timer_tick((unsigned long) dev);
+	}
+	
+#ifdef DEBUG
+	printk("broadcom driver private data: 0x%08x\n", dev->priv);
+#endif
+	return 0;
+}
+
+static void __exit wlcompat_exit()
+{
+	if (random)
+		del_timer(&rng_timer);
+	dev->get_wireless_stats = NULL;
+	dev->wireless_handlers = NULL;
+	dev->do_ioctl = old_ioctl;
+	return;
+}
+
+EXPORT_NO_SYMBOLS;
+MODULE_AUTHOR("openwrt.org");
+MODULE_LICENSE("GPL");
+
+module_param(random, int, 0);
+module_init(wlcompat_init);
+module_exit(wlcompat_exit);