diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd.1.28.23.x.cn_ap6476/wl_iw.c')
| -rwxr-xr-x | drivers/net/wireless/bcmdhd.1.28.23.x.cn_ap6476/wl_iw.c | 3621 |
1 files changed, 3621 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd.1.28.23.x.cn_ap6476/wl_iw.c b/drivers/net/wireless/bcmdhd.1.28.23.x.cn_ap6476/wl_iw.c new file mode 100755 index 00000000..a04bf7ca --- /dev/null +++ b/drivers/net/wireless/bcmdhd.1.28.23.x.cn_ap6476/wl_iw.c @@ -0,0 +1,3621 @@ +/* + * Linux Wireless Extensions support + * + * Copyright (C) 1999-2012, 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 352251 2012-08-22 06:08:38Z $ + */ + +#if defined(USE_IW) +#define LINUX_PORT + +#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> + + +typedef const struct si_pub si_t; +#include <wlioctl.h> + + +#include <wl_dbg.h> +#include <wl_iw.h> + + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) +#include <linux/rtnetlink.h> +#endif +#if defined(SOFTAP) +struct net_device *ap_net_dev = NULL; +tsk_ctl_t ap_eth_ctl; /* apsta AP netdev waiter thread */ +#endif /* SOFTAP */ + +extern bool wl_iw_conn_status_str(uint32 event_type, uint32 status, + uint32 reason, char* stringBuf, uint buflen); + +uint iw_msg_level = WL_ERROR_VAL; + +#define MAX_WLIW_IOCTL_LEN 1024 + +/* IOCTL swapping mode for Big Endian host with Little Endian dongle. Default to off */ +#define htod32(i) i +#define htod16(i) i +#define dtoh32(i) i +#define dtoh16(i) i +#define htodchanspec(i) i +#define dtohchanspec(i) i + +extern struct iw_statistics *dhd_get_wireless_stats(struct net_device *dev); +extern int dhd_wait_pend8021x(struct net_device *dev); + +#if WIRELESS_EXT < 19 +#define IW_IOCTL_IDX(cmd) ((cmd) - SIOCIWFIRST) +#define IW_EVENT_IDX(cmd) ((cmd) - IWEVFIRST) +#endif /* WIRELESS_EXT < 19 */ + + +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 0)) +#define DAEMONIZE(a) daemonize(a); \ + allow_signal(SIGKILL); \ + allow_signal(SIGTERM); +#else /* Linux 2.4 (w/o preemption patch) */ +#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 /* LINUX_VERSION_CODE */ + +#define ISCAN_STATE_IDLE 0 +#define ISCAN_STATE_SCANING 1 + +/* the buf lengh can be WLC_IOCTL_MAXLEN (8K) to reduce iteration */ +#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; + + /* Thread to work on iscan */ + long sysioc_pid; + struct semaphore sysioc_sem; + struct completion sysioc_exited; + + + char ioctlbuf[WLC_IOCTL_SMLEN]; +} iscan_info_t; +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); + +/* priv_link becomes netdev->priv and is the link between netdev and wlif struct */ +typedef struct priv_link { + wl_iw_t *wliw; +} priv_link_t; + +/* dev to priv_link */ +#if (LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 24)) +#define WL_DEV_LINK(dev) (priv_link_t*)(dev->priv) +#else +#define WL_DEV_LINK(dev) (priv_link_t*)netdev_priv(dev) +#endif + +/* dev to wl_iw_t */ +#define IW_DEV_IF(dev) ((wl_iw_t*)(WL_DEV_LINK(dev))->wliw) + +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; + +#ifndef LINUX_HYBRID + /* Causes an extraneous 'up'. If specific ioctls are failing due + to device down, then we can investigate those ioctls. + */ + dev_open(dev); +#endif + + fs = get_fs(); + set_fs(get_ds()); +#if defined(WL_USE_NETDEV_OPS) + ret = dev->netdev_ops->ndo_do_ioctl(dev, &ifr, SIOCDEVPRIVATE); +#else + ret = dev->do_ioctl(dev, &ifr, SIOCDEVPRIVATE); +#endif + set_fs(fs); + + return ret; +} + +/* +set named driver variable to int value and return error indication +calling example: dev_wlc_intvar_set(dev, "arate", rate) +*/ + +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)); +} + +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); + BCM_REFERENCE(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); + BCM_REFERENCE(iolen); + + return (dev_wlc_ioctl(dev, WLC_GET_VAR, bufptr, buflen)); +} + +#if WIRELESS_EXT > 17 +static int +dev_wlc_bufvar_set( + struct net_device *dev, + char *name, + char *buf, int len) +{ + char *ioctlbuf; + uint buflen; + int error; + + ioctlbuf = kmalloc(MAX_WLIW_IOCTL_LEN, GFP_KERNEL); + if (!ioctlbuf) + return -ENOMEM; + + buflen = bcm_mkiovar(name, buf, len, ioctlbuf, MAX_WLIW_IOCTL_LEN); + ASSERT(buflen); + error = dev_wlc_ioctl(dev, WLC_SET_VAR, ioctlbuf, buflen); + + kfree(ioctlbuf); + return error; +} +#endif /* WIRELESS_EXT > 17 */ + +/* +get named driver variable to int value and return error indication +calling example: dev_wlc_bufvar_get(dev, "arate", &rate) +*/ + +static int +dev_wlc_bufvar_get( + struct net_device *dev, + char *name, + char *buf, int buflen) +{ + char *ioctlbuf; + int error; + + uint len; + + ioctlbuf = kmalloc(MAX_WLIW_IOCTL_LEN, GFP_KERNEL); + if (!ioctlbuf) + return -ENOMEM; + len = bcm_mkiovar(name, NULL, 0, ioctlbuf, MAX_WLIW_IOCTL_LEN); + ASSERT(len); + BCM_REFERENCE(len); + error = dev_wlc_ioctl(dev, WLC_GET_VAR, (void *)ioctlbuf, MAX_WLIW_IOCTL_LEN); + if (!error) + bcopy(ioctlbuf, buf, buflen); + + kfree(ioctlbuf); + return (error); +} + +/* +get named driver variable to int value and return error indication +calling example: dev_wlc_intvar_get(dev, "arate", &rate) +*/ + +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); +} + +/* Maintain backward compatibility */ +#if WIRELESS_EXT < 13 +struct iw_request_info +{ + __u16 cmd; /* Wireless Extension command */ + __u16 flags; /* More to come ;-) */ +}; + +typedef int (*iw_handler)(struct net_device *dev, struct iw_request_info *info, + void *wrqu, char *extra); +#endif /* WIRELESS_EXT < 13 */ + +#if WIRELESS_EXT > 12 +static int +wl_iw_set_leddc( + struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra +) +{ + int dc = *(int *)extra; + int error; + + error = dev_wlc_intvar_set(dev, "leddc", dc); + return error; +} + +static int +wl_iw_set_vlanmode( + struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra +) +{ + int mode = *(int *)extra; + int error; + + mode = htod32(mode); + error = dev_wlc_intvar_set(dev, "vlan_mode", mode); + return error; +} + +static int +wl_iw_set_pm( + struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra +) +{ + int pm = *(int *)extra; + int error; + + pm = htod32(pm); + error = dev_wlc_ioctl(dev, WLC_SET_PM, &pm, sizeof(pm)); + return error; +} +#endif /* WIRELESS_EXT > 12 */ + +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; +} + +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(("%s: WLC_REASSOC failed (%d)\n", __FUNCTION__, error)); + return error; + } + + return 0; +} + +static int +wl_iw_get_name( + struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *cwrq, + char *extra +) +{ + int phytype, err; + uint band[3]; + char cap[5]; + + WL_TRACE(("%s: SIOCGIWNAME\n", dev->name)); + + cap[0] = 0; + if ((err = dev_wlc_ioctl(dev, WLC_GET_PHYTYPE, &phytype, sizeof(phytype))) < 0) + goto done; + if ((err = dev_wlc_ioctl(dev, WLC_GET_BANDLIST, band, sizeof(band))) < 0) + goto done; + + band[0] = dtoh32(band[0]); + switch (phytype) { + case WLC_PHY_TYPE_A: + strcpy(cap, "a"); + break; + case WLC_PHY_TYPE_B: + strcpy(cap, "b"); + break; + case WLC_PHY_TYPE_LP: + case WLC_PHY_TYPE_G: + if (band[0] >= 2) + strcpy(cap, "abg"); + else + strcpy(cap, "bg"); + break; + case WLC_PHY_TYPE_N: + if (band[0] >= 2) + strcpy(cap, "abgn"); + else + strcpy(cap, "bgn"); + break; + } +done: + snprintf(cwrq->name, IFNAMSIZ, "IEEE 802.11%s", cap); + 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)); + + /* Setting by channel number */ + if (fwrq->e == 0 && fwrq->m < MAXCHANNEL) { + chan = fwrq->m; + } + + /* Setting by frequency */ + else { + /* Convert to MHz as best we can */ + 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; + } + /* handle 4.9GHz frequencies as Japan 4 GHz based channelization */ + if (fwrq->m > 4000 && fwrq->m < 5000) + sf = WF_CHAN_FACTOR_4_G; /* start factor for 4 GHz */ + + chan = wf_mhz2channel(fwrq->m, sf); + } + chan = htod32(chan); + if ((error = dev_wlc_ioctl(dev, WLC_SET_CHANNEL, &chan, sizeof(chan)))) + return error; + + /* -EINPROGRESS: Call commit handler */ + 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; + + /* Return radio channel in channel form */ + 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; + + /* -EINPROGRESS: Call commit handler */ + 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; + static 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)); + + /* We don't use nwids */ + range->min_nwid = range->max_nwid = 0; + + /* Set available channels/frequencies */ + 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; + + /* Link quality (use NDIS cutoffs) */ + range->max_qual.qual = 5; + /* Signal level (use RSSI) */ + range->max_qual.level = 0x100 - 200; /* -200 dBm */ + /* Noise level (use noise) */ + range->max_qual.noise = 0x100 - 200; /* -200 dBm */ + /* Signal level threshold range (?) */ + range->sensitivity = 65535; + +#if WIRELESS_EXT > 11 + /* Link quality (use NDIS cutoffs) */ + range->avg_qual.qual = 3; + /* Signal level (use RSSI) */ + range->avg_qual.level = 0x100 + WL_IW_RSSI_GOOD; + /* Noise level (use noise) */ + range->avg_qual.noise = 0x100 - 75; /* -75 dBm */ +#endif /* WIRELESS_EXT > 11 */ + + /* Set available bitrates */ + 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; /* convert to bps */ + dev_wlc_intvar_get(dev, "nmode", &nmode); + if ((error = dev_wlc_ioctl(dev, WLC_GET_PHYTYPE, &phytype, sizeof(phytype)))) + return error; + + if (nmode == 1 && ((phytype == WLC_PHY_TYPE_SSN) || (phytype == WLC_PHY_TYPE_LCN) || + (phytype == WLC_PHY_TYPE_LCN40))) { + 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++) { + /* convert to bps */ + range->bitrate[i] = (nrate_list[nrate_list2copy][k]) * 500000; + } + } + + /* Set an indication of the max TCP throughput + * in bit/s that we can expect using this interface. + * May be use for QoS stuff... Jean II + */ + 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; /* 24 Mbits/s */ + else + range->throughput = 1500000; /* 1.5 Mbits/s */ + + /* RTS and fragmentation thresholds */ + 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; + + /* Do not support power micro-management */ + range->min_pmp = 0; + range->max_pmp = 0; + range->min_pmt = 0; + range->max_pmt = 0; + range->pmp_flags = 0; + range->pm_capa = 0; + + /* Transmit Power - values are in mW */ + 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; + + /* Only support retry limits */ + range->retry_capa = IW_RETRY_LIMIT; + range->retry_flags = IW_RETRY_LIMIT; + range->r_time_flags = 0; + /* SRL and LRL limits */ + range->min_retry = 1; + range->max_retry = 255; + /* Retry lifetime limits unsupported */ + range->min_r_time = 0; + range->max_r_time = 0; +#endif /* WIRELESS_EXT > 10 */ + +#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; + range->enc_capa |= IW_ENC_CAPA_WPA2; +#if (defined(BCMSUP_PSK) && defined(WLFBT)) + /* Tell the host (e.g. wpa_supplicant) to let us do the handshake */ + range->enc_capa |= IW_ENC_CAPA_4WAY_HANDSHAKE; +#endif /* (defined (BCMSUP_PSK) && defined(WLFBT)) */ + + /* Event capability (kernel) */ + IW_EVENT_CAPA_SET_KERNEL(range->event_capa); + /* Event capability (driver) */ + 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); + IW_EVENT_CAPA_SET(range->event_capa, IWEVASSOCREQIE); + IW_EVENT_CAPA_SET(range->event_capa, IWEVASSOCRESPIE); + IW_EVENT_CAPA_SET(range->event_capa, IWEVPMKIDCAND); + +#if WIRELESS_EXT >= 22 && defined(IW_SCAN_CAPA_ESSID) + /* FC7 wireless.h defines EXT 22 but doesn't define scan_capa bits */ + range->scan_capa = IW_SCAN_CAPA_ESSID; +#endif +#endif /* WIRELESS_EXT > 17 */ + + 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 = IW_DEV_IF(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 = IW_DEV_IF(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_TRACE(("%s: SIOCSIWAP\n", dev->name)); + + if (awrq->sa_family != ARPHRD_ETHER) { + WL_ERROR(("%s: Invalid Header...sa_family\n", __FUNCTION__)); + return -EINVAL; + } + + /* Ignore "auto" or "off" */ + if (ETHER_ISBCAST(awrq->sa_data) || ETHER_ISNULLADDR(awrq->sa_data)) { + scb_val_t scbval; + bzero(&scbval, sizeof(scb_val_t)); + if ((error = dev_wlc_ioctl(dev, WLC_DISASSOC, &scbval, sizeof(scb_val_t)))) { + WL_ERROR(("%s: WLC_DISASSOC failed (%d).\n", __FUNCTION__, error)); + } + return 0; + } + /* WL_ASSOC(("Assoc to %s\n", bcm_ether_ntoa((struct ether_addr *)&(awrq->sa_data), + * eabuf))); + */ + /* Reassociate to the specified AP */ + if ((error = dev_wlc_ioctl(dev, WLC_REASSOC, awrq->sa_data, ETHER_ADDR_LEN))) { + WL_ERROR(("%s: WLC_REASSOC failed (%d).\n", __FUNCTION__, error)); + return error; + } + + 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); + + /* Ignore error (may be down or disassociated) */ + (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\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(("%s: Invalid ioctl data.\n", __FUNCTION__)); + return error; + } + + return error; +} +#endif /* WIRELESS_EXT > 17 */ + +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; + + /* Get scan results (too large to put on the stack) */ + 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)); + + /* Infrastructure only */ + if (!(dtoh16(bi->capability) & DOT11_CAP_ESS)) + continue; + + /* BSSID */ + 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; + + /* Updated qual, level, and noise */ +#if WIRELESS_EXT > 18 + qual[dwrq->length].updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; +#else + qual[dwrq->length].updated = 7; +#endif /* WIRELESS_EXT > 18 */ + + dwrq->length++; + } + + kfree(list); + + if (dwrq->length) { + memcpy(&addr[dwrq->length], qual, sizeof(struct iw_quality) * dwrq->length); + /* Provided qual */ + dwrq->flags = 1; + } + + return 0; +} + +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; + /* Get scan results (too large to put on the stack) */ + 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)); + + /* Infrastructure only */ + if (!(dtoh16(bi->capability) & DOT11_CAP_ESS)) + continue; + + /* BSSID */ + 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; + + /* Updated qual, level, and noise */ +#if WIRELESS_EXT > 18 + qual[dwrq->length].updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; +#else + qual[dwrq->length].updated = 7; +#endif /* WIRELESS_EXT > 18 */ + + dwrq->length++; + } + buf = buf->next; + } + if (dwrq->length) { + memcpy(&addr[dwrq->length], qual, sizeof(struct iw_quality) * dwrq->length); + /* Provided qual */ + dwrq->flags = 1; + } + + return 0; +} + +#if WIRELESS_EXT > 13 +static int +wl_iw_set_scan( + struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra +) +{ + wlc_ssid_t ssid; + + WL_TRACE(("%s: SIOCSIWSCAN\n", dev->name)); + + /* default Broadcast scan */ + memset(&ssid, 0, sizeof(ssid)); + +#if WIRELESS_EXT > 17 + /* check for given essid */ + 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; + 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); + } + } +#endif + /* Ignore error (most likely scan in progress) */ + (void) dev_wlc_ioctl(dev, WLC_SCAN, &ssid, sizeof(ssid)); + + return 0; +} + +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)); + + /* use backup if our thread is not successful */ + if ((!iscan) || (iscan->sysioc_pid < 0)) { + return wl_iw_set_scan(dev, info, wrqu, extra); + } + if (iscan->iscan_state == ISCAN_STATE_SCANING) { + return 0; + } + + /* default Broadcast scan */ + memset(&ssid, 0, sizeof(ssid)); + +#if WIRELESS_EXT > 17 + /* check for given essid */ + 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; + 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); + } + } +#endif + + iscan->list_cur = iscan->list_hdr; + iscan->iscan_state = ISCAN_STATE_SCANING; + + + wl_iw_set_event_mask(dev); + wl_iw_iscan(iscan, &ssid, WL_SCAN_ACTION_START); + + iscan->timer.expires = jiffies + msecs_to_jiffies(iscan->timer_ms); + add_timer(&iscan->timer); + iscan->timer_on = 1; + + return 0; +} + +#if WIRELESS_EXT > 17 +static bool +ie_is_wpa_ie(uint8 **wpaie, uint8 **tlvs, int *tlvs_len) +{ +/* Is this body of this tlvs entry a WPA entry? If */ +/* not update the tlvs buffer pointer/length */ + uint8 *ie = *wpaie; + + /* If the contents match the WPA_OUI and type=1 */ + if ((ie[1] >= 6) && + !bcmp((const void *)&ie[2], (const void *)(WPA_OUI "\x01"), 4)) { + return TRUE; + } + + /* point to the next ie */ + ie += ie[1] + 2; + /* calculate the length of the rest of the buffer */ + *tlvs_len -= (int)(ie - *tlvs); + /* update the pointer to the start of the buffer */ + *tlvs = ie; + return FALSE; +} + +static bool +ie_is_wps_ie(uint8 **wpsie, uint8 **tlvs, int *tlvs_len) +{ +/* Is this body of this tlvs entry a WPS entry? If */ +/* not update the tlvs buffer pointer/length */ + uint8 *ie = *wpsie; + + /* If the contents match the WPA_OUI and type=4 */ + if ((ie[1] >= 4) && + !bcmp((const void *)&ie[2], (const void *)(WPA_OUI "\x04"), 4)) { + return TRUE; + } + + /* point to the next ie */ + ie += ie[1] + 2; + /* calculate the length of the rest of the buffer */ + *tlvs_len -= (int)(ie - *tlvs); + /* update the pointer to the start of the buffer */ + *tlvs = ie; + return FALSE; +} +#endif /* WIRELESS_EXT > 17 */ + + +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) { + /* look for wpa/rsn ies in the ie list... */ + bcm_tlv_t *ie; + uint8 *ptr = ((uint8 *)bi) + sizeof(wl_bss_info_t); + int ptr_len = bi->ie_length; + + 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); + +#if defined(WLFBT) + if ((ie = bcm_parse_tlvs(ptr, ptr_len, DOT11_MNG_MDIE_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 /* WLFBT */ + + while ((ie = bcm_parse_tlvs(ptr, ptr_len, DOT11_MNG_WPA_ID))) { + /* look for WPS IE */ + 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 /* WIRELESS_EXT > 17 */ + return 0; +} +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; + struct iw_event iwe; + wl_bss_info_t *bi = NULL; + int error, i, j; + char *event = extra, *end = extra + dwrq->length, *value; + uint buflen = dwrq->length; + + WL_TRACE(("%s: SIOCGIWSCAN\n", dev->name)); + + if (!extra) + return -EINVAL; + + /* Check for scan in progress */ + 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; + + /* Get scan results (too large to put on the stack) */ + 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))) { + 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; i < list->count && i < 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)); + + /* First entry must be the BSSID */ + 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); + + /* SSID */ + 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); + + /* Mode */ + 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); + } + + /* Channel */ + 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); + + /* Channel quality */ + 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); + + /* WPA, WPA2, WPS, WAPI IEs */ + wl_iw_handle_scanresults_ies(&event, end, info, bi); + + /* Encryption */ + 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); + + /* Rates */ + if (bi->rateset.count) { + value = event + IW_EV_LCP_LEN; + iwe.cmd = SIOCGIWRATE; + /* Those two flags are ignored... */ + 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; + } + } + + kfree(list); + + dwrq->length = event - extra; + dwrq->flags = 0; /* todo */ + + return 0; +} + +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; + + WL_TRACE(("%s: SIOCGIWSCAN\n", dev->name)); + + if (!extra) + return -EINVAL; + + /* use backup if our thread is not successful */ + if ((!iscan) || (iscan->sysioc_pid < 0)) { + return wl_iw_get_scan(dev, info, dwrq, extra); + } + + /* Check for scan in progress */ + if (iscan->iscan_state == ISCAN_STATE_SCANING) + return -EAGAIN; + + apcnt = 0; + p_buf = iscan->list_hdr; + /* Get scan results */ + while (p_buf != iscan->list_cur) { + list = &((wl_iscan_results_t*)p_buf->iscan_buf)->results; + + if (list->version != WL_BSS_INFO_VERSION) { + WL_ERROR(("list->version %d != WL_BSS_INFO_VERSION\n", list->version)); + } + + 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)); + + /* overflow check cover fields before wpa IEs */ + if (event + ETHER_ADDR_LEN + bi->SSID_len + IW_EV_UINT_LEN + IW_EV_FREQ_LEN + + IW_EV_QUAL_LEN >= end) + return -E2BIG; + /* First entry must be the BSSID */ + 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); + + /* SSID */ + 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); + + /* Mode */ + 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); + } + + /* Channel */ + 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); + + /* Channel quality */ + 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); + + /* WPA, WPA2, WPS, WAPI IEs */ + wl_iw_handle_scanresults_ies(&event, end, info, bi); + + /* Encryption */ + 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); + + /* Rates */ + if (bi->rateset.count <= sizeof(bi->rateset.rates)) { + if (event + IW_MAX_BITRATES*IW_EV_PARAM_LEN >= end) + return -E2BIG; + + value = event + IW_EV_LCP_LEN; + iwe.cmd = SIOCGIWRATE; + /* Those two flags are ignored... */ + 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; + } /* while (p_buf) */ + + dwrq->length = event - extra; + dwrq->flags = 0; /* todo */ + + return 0; +} + +#endif /* WIRELESS_EXT > 13 */ + + +static int +wl_iw_set_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: SIOCSIWESSID\n", dev->name)); + + /* default Broadcast SSID */ + memset(&ssid, 0, sizeof(ssid)); + if (dwrq->length && extra) { +#if WIRELESS_EXT > 20 + ssid.SSID_len = MIN(sizeof(ssid.SSID), dwrq->length); +#else + ssid.SSID_len = MIN(sizeof(ssid.SSID), dwrq->length-1); +#endif + memcpy(ssid.SSID, extra, ssid.SSID_len); + ssid.SSID_len = htod32(ssid.SSID_len); + + if ((error = dev_wlc_ioctl(dev, WLC_SET_SSID, &ssid, sizeof(ssid)))) + return error; + } + /* If essid null then it is "iwconfig <interface> essid off" command */ + else { + scb_val_t scbval; + bzero(&scbval, sizeof(scb_val_t)); + if ((error = dev_wlc_ioctl(dev, WLC_DISASSOC, &scbval, sizeof(scb_val_t)))) + 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); + + /* Get the current SSID */ + memcpy(extra, ssid.SSID, ssid.SSID_len); + + dwrq->length = ssid.SSID_len; + + dwrq->flags = 1; /* active */ + + 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 = IW_DEV_IF(dev); + WL_TRACE(("%s: SIOCSIWNICKN\n", dev->name)); + + if (!extra) + return -EINVAL; + + /* Check the size of the string */ + 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 = IW_DEV_IF(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)); + + /* Get current rateset */ + if ((error = dev_wlc_ioctl(dev, WLC_GET_CURR_RATESET, &rateset, sizeof(rateset)))) + return error; + + rateset.count = dtoh32(rateset.count); + + if (vwrq->value < 0) { + /* Select maximum rate */ + rate = rateset.rates[rateset.count - 1] & 0x7f; + } else if (vwrq->value < rateset.count) { + /* Select rate by rateset index */ + rate = rateset.rates[vwrq->value] & 0x7f; + } else { + /* Specified rate in bps */ + rate = vwrq->value / 500000; + } + + if (vwrq->fixed) { + /* + Set rate override, + Since the is a/b/g-blind, both a/bg_rate are enforced. + */ + 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 { + /* + clear rate override + Since the is a/b/g-blind, both a/bg_rate are enforced. + */ + /* 0 is for clearing rate override */ + error_bg = dev_wlc_intvar_set(dev, "bg_rate", 0); + /* 0 is for clearing rate override */ + error_a = dev_wlc_intvar_set(dev, "a_rate", 0); + + if (error_bg && error_a) + return (error_bg | error_a); + + /* Remove rates above selected rate */ + for (i = 0; i < rateset.count; i++) + if ((rateset.rates[i] & 0x7f) > rate) + break; + rateset.count = htod32(i); + + /* Set current rateset */ + 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)); + + /* Report the current tx rate */ + 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)); + + /* Make sure radio is off or on as far as software is concerned */ + 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 Radio is off, nothing more to do */ + if (disable & WL_RADIO_SW_DISABLE) + return 0; + + /* Only handle mW */ + if (!(vwrq->flags & IW_TXPOW_MWATT)) + return -EINVAL; + + /* Value < 0 means just "on" or "off" */ + 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)); + + /* Do not handle "off" or "lifetime" */ + if (vwrq->disabled || (vwrq->flags & IW_RETRY_LIFETIME)) + return -EINVAL; + + /* Handle "[min|max] limit" */ + if (vwrq->flags & IW_RETRY_LIMIT) { + /* "max limit" or just "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 /* WIRELESS_EXT > 20 */ + + lrl = htod32(vwrq->value); + if ((error = dev_wlc_ioctl(dev, WLC_SET_LRL, &lrl, sizeof(lrl)))) + return error; + } + /* "min limit" or just "limit" */ +#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 /* WIRELESS_EXT > 20 */ + + 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; /* Can't be disabled */ + + /* Do not handle lifetime queries */ + if ((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) + return -EINVAL; + + /* Get retry limits */ + 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); + + /* Note : by default, display the min retry number */ + 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 /* WIRELESS_EXT > 10 */ + +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) { + /* Find the current key */ + 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; + } + /* Default to 0 */ + 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; + } + + /* Interpret "off" to mean no encryption */ + wsec = (dwrq->flags & IW_ENCODE_DISABLED) ? 0 : WEP_ENABLED; + + if ((error = dev_wlc_intvar_set(dev, "wsec", wsec))) + return error; + + /* Old API used to pass a NULL pointer instead of IW_ENCODE_NOKEY */ + if (!extra || !dwrq->length || (dwrq->flags & IW_ENCODE_NOKEY)) { + /* Just select a new current key */ + 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; + } + + /* Set the new key/index */ + swap_key_from_BE(&key); + if ((error = dev_wlc_ioctl(dev, WLC_SET_KEY, &key, sizeof(key)))) + return error; + } + + /* Interpret "restricted" to mean shared key authentication */ + 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)); + + /* assure default values of zero for things we don't touch */ + bzero(&key, sizeof(wl_wsec_key_t)); + + if ((dwrq->flags & IW_ENCODE_INDEX) == 0) { + /* Find the current key */ + 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; + + /* Get info */ + + 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); + /* Get key length */ + dwrq->length = MIN(IW_ENCODING_TOKEN_MAX, key.len); + + /* Get flags */ + dwrq->flags = key.index + 1; + if (!(wsec & (WEP_ENABLED | TKIP_ENABLED | AES_ENABLED))) { + /* Interpret "off" to mean no encryption */ + dwrq->flags |= IW_ENCODE_DISABLED; + } + if (auth) { + /* Interpret "restricted" to mean shared key authentication */ + dwrq->flags |= IW_ENCODE_RESTRICTED; + } + + /* Get key */ + 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; + + /* disable encryption completely */ + if (dwrq->flags & IW_ENCODE_DISABLED) { + + } + + /* get the key index */ + key.index = 0; + if (dwrq->flags & IW_ENCODE_INDEX) + key.index = (dwrq->flags & IW_ENCODE_INDEX) - 1; + + key.len = iwe->key_len; + + /* Instead of bcast for ea address for default wep keys, driver needs it to be Null */ + if (!ETHER_ISMULTI(iwe->addr.sa_data)) + bcopy((void *)&iwe->addr.sa_data, (char *)&key.ea, ETHER_ADDR_LEN); + + /* check for key index change */ + 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)); + /* change the 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; + } + /* key delete */ + else { + swap_key_from_BE(&key); + error = dev_wlc_ioctl(dev, WLC_SET_KEY, &key, sizeof(key)); + if (error) + return error; + } + } +#if (defined(BCMSUP_PSK) && defined(WLFBT)) + /* This case is used to allow an external 802.1x supplicant + * to pass the PMK to the in-driver supplicant for use in + * the 4-way handshake. + */ + else if (iwe->alg == IW_ENCODE_ALG_PMK) { + int j; + wsec_pmk_t pmk; + char keystring[WSEC_MAX_PSK_LEN + 1]; + char* charptr = keystring; + uint len; + + /* copy the raw hex key to the appropriate format */ + for (j = 0; j < (WSEC_MAX_PSK_LEN / 2); j++) { + sprintf(charptr, "%02x", iwe->key[j]); + charptr += 2; + } + len = strlen(keystring); + pmk.key_len = htod16(len); + bcopy(keystring, pmk.key, len); + pmk.flags = htod16(WSEC_PASSPHRASE); + + error = dev_wlc_ioctl(dev, WLC_SET_WSEC_PMK, &pmk, sizeof(pmk)); + if (error) + return error; + } +#endif /* (defined (BCMSUP_PSK) && defined(WLFBT)) */ + + 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)); + } + + /* rx iv */ + 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 +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]; + pmkid_t * pmkid_array = pmkid_list.pmkids.pmkid; + + 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_array[i].BSSID, + ETHER_ADDR_LEN)) + break; + for (; i < pmkid_list.pmkids.npmkid; i++) { + bcopy(&pmkid_array[i+1].BSSID, + &pmkid_array[i].BSSID, + ETHER_ADDR_LEN); + bcopy(&pmkid_array[i+1].PMKID, + &pmkid_array[i].PMKID, + WPA2_PMKID_LEN); + } + pmkid_list.pmkids.npmkid--; + } + if (iwpmksa->cmd == IW_PMKSA_ADD) { + bcopy(&iwpmksa->bssid.sa_data[0], + &pmkid_array[pmkid_list.pmkids.npmkid].BSSID, + ETHER_ADDR_LEN); + bcopy(&iwpmksa->pmkid[0], &pmkid_array[pmkid_list.pmkids.npmkid].PMKID, + WPA2_PMKID_LEN); + { + uint j; + uint k; + k = pmkid_list.pmkids.npmkid; + BCM_REFERENCE(k); + WL_TRACE(("wl_iw_set_pmksa,IW_PMKSA_ADD - PMKID: %s = ", + bcm_ether_ntoa(&pmkid_array[k].BSSID, + eabuf))); + for (j = 0; j < WPA2_PMKID_LEN; j++) + WL_TRACE(("%02x ", pmkid_array[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_array[i].BSSID, + eabuf))); + for (j = 0; j < WPA2_PMKID_LEN; j++) + WL_TRACE(("%02x ", pmkid_array[i].PMKID[j])); + printf("\n"); + } + WL_TRACE(("\n")); + dev_wlc_bufvar_set(dev, "pmkid_info", (char *)&pmkid_list, sizeof(pmkid_list)); + return 0; +} +#endif /* WIRELESS_EXT > 17 */ + +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; + uint32 cipher_combined; + int val = 0; + wl_iw_t *iw = IW_DEV_IF(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: + /* supported wpa version disabled or wpa or wpa2 */ + 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; + else if (paramval & IW_AUTH_WPA_VERSION_WPA2) + val = WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED; + WL_TRACE(("%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 (paramid == IW_AUTH_CIPHER_PAIRWISE) { + iw->pwsec = paramval; + } + else { + iw->gwsec = paramval; + } + + if ((error = dev_wlc_intvar_get(dev, "wsec", &val))) + return error; + + cipher_combined = iw->gwsec | iw->pwsec; + val &= ~(WEP_ENABLED | TKIP_ENABLED | AES_ENABLED); + if (cipher_combined & (IW_AUTH_CIPHER_WEP40 | IW_AUTH_CIPHER_WEP104)) + val |= WEP_ENABLED; + if (cipher_combined & IW_AUTH_CIPHER_TKIP) + val |= TKIP_ENABLED; + if (cipher_combined & IW_AUTH_CIPHER_CCMP) + val |= AES_ENABLED; + + if (iw->privacy_invoked && !val) { + WL_WSEC(("%s: %s: 'Privacy invoked' TRUE but clearing wsec, assuming " + "we're a WPS enrollee\n", dev->name, __FUNCTION__)); + if ((error = dev_wlc_intvar_set(dev, "is_WPS_enrollee", TRUE))) { + WL_WSEC(("Failed to set iovar is_WPS_enrollee\n")); + return error; + } + } else if (val) { + if ((error = dev_wlc_intvar_set(dev, "is_WPS_enrollee", FALSE))) { + WL_WSEC(("Failed to clear iovar is_WPS_enrollee\n")); + return error; + } + } + + if ((error = dev_wlc_intvar_set(dev, "wsec", val))) + return error; +#ifdef WLFBT + if ((paramid == IW_AUTH_CIPHER_PAIRWISE) && (val | AES_ENABLED)) { + if ((error = dev_wlc_intvar_set(dev, "sup_wpa", 1))) + return error; + } + else if (val == 0) { + if ((error = dev_wlc_intvar_set(dev, "sup_wpa", 0))) + return error; + } +#endif /* WLFBT */ + 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; + } + 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; + } + WL_TRACE(("%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 *)¶mval, 1); + break; + + case IW_AUTH_80211_AUTH_ALG: + /* open shared */ + WL_ERROR(("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 + error = 1; + if (!error && (error = dev_wlc_intvar_set(dev, "auth", val))) + return error; + break; + + case IW_AUTH_WPA_ENABLED: + if (paramval == 0) { + val = 0; + WL_TRACE(("%s: %d: setting wpa_auth to %d\n", __FUNCTION__, __LINE__, val)); + error = dev_wlc_intvar_set(dev, "wpa_auth", val); + return error; + } + else { + /* If WPA is enabled, wpa_auth is set elsewhere */ + } + break; + + case IW_AUTH_DROP_UNENCRYPTED: + dev_wlc_bufvar_set(dev, "wsec_restrict", (char *)¶mval, 1); + break; + + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + dev_wlc_bufvar_set(dev, "rx_unencrypted_eapol", (char *)¶mval, 1); + break; + +#if WIRELESS_EXT > 17 + + case IW_AUTH_ROAMING_CONTROL: + WL_TRACE(("%s: IW_AUTH_ROAMING_CONTROL\n", __FUNCTION__)); + /* driver control or user space app control */ + break; + + case IW_AUTH_PRIVACY_INVOKED: { + int wsec; + + if (paramval == 0) { + iw->privacy_invoked = FALSE; + if ((error = dev_wlc_intvar_set(dev, "is_WPS_enrollee", FALSE))) { + WL_WSEC(("Failed to clear iovar is_WPS_enrollee\n")); + return error; + } + } else { + iw->privacy_invoked = TRUE; + if ((error = dev_wlc_intvar_get(dev, "wsec", &wsec))) + return error; + + if (!WSEC_ENABLED(wsec)) { + /* if privacy is true, but wsec is false, we are a WPS enrollee */ + if ((error = dev_wlc_intvar_set(dev, "is_WPS_enrollee", TRUE))) { + WL_WSEC(("Failed to set iovar is_WPS_enrollee\n")); + return error; + } + } else { + if ((error = dev_wlc_intvar_set(dev, "is_WPS_enrollee", FALSE))) { + WL_WSEC(("Failed to clear iovar is_WPS_enrollee\n")); + return error; + } + } + } + break; + } + + +#endif /* WIRELESS_EXT > 17 */ + + + default: + break; + } + return 0; +} +#define VAL_PSK(_val) (((_val) & WPA_AUTH_PSK) || ((_val) & WPA2_AUTH_PSK)) + +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 = IW_DEV_IF(dev); + + WL_TRACE(("%s: SIOCGIWAUTH\n", dev->name)); + + paramid = vwrq->flags & IW_AUTH_INDEX; + + switch (paramid) { + case IW_AUTH_WPA_VERSION: + /* supported wpa version disabled or wpa or wpa2 */ + 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; + else if (val & (WPA2_AUTH_PSK | WPA2_AUTH_UNSPECIFIED)) + paramval = IW_AUTH_WPA_VERSION_WPA2; + break; + + case IW_AUTH_CIPHER_PAIRWISE: + paramval = iw->pwsec; + break; + + case IW_AUTH_CIPHER_GROUP: + paramval = iw->gwsec; + break; + + case IW_AUTH_KEY_MGMT: + /* psk, 1x */ + 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 *)¶mval, 1); + break; + + case IW_AUTH_DROP_UNENCRYPTED: + dev_wlc_bufvar_get(dev, "wsec_restrict", (char *)¶mval, 1); + break; + + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + dev_wlc_bufvar_get(dev, "rx_unencrypted_eapol", (char *)¶mval, 1); + break; + + case IW_AUTH_80211_AUTH_ALG: + /* open, shared, leap */ + 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__)); + /* driver control or user space app control */ + break; + + case IW_AUTH_PRIVACY_INVOKED: + paramval = iw->privacy_invoked; + break; + +#endif /* WIRELESS_EXT > 17 */ + } + vwrq->value = paramval; + return 0; +} +#endif /* WIRELESS_EXT > 17 */ + +static const iw_handler wl_iw_handler[] = +{ + (iw_handler) wl_iw_config_commit, /* SIOCSIWCOMMIT */ + (iw_handler) wl_iw_get_name, /* SIOCGIWNAME */ + (iw_handler) NULL, /* SIOCSIWNWID */ + (iw_handler) NULL, /* SIOCGIWNWID */ + (iw_handler) wl_iw_set_freq, /* SIOCSIWFREQ */ + (iw_handler) wl_iw_get_freq, /* SIOCGIWFREQ */ + (iw_handler) wl_iw_set_mode, /* SIOCSIWMODE */ + (iw_handler) wl_iw_get_mode, /* SIOCGIWMODE */ + (iw_handler) NULL, /* SIOCSIWSENS */ + (iw_handler) NULL, /* SIOCGIWSENS */ + (iw_handler) NULL, /* SIOCSIWRANGE */ + (iw_handler) wl_iw_get_range, /* SIOCGIWRANGE */ + (iw_handler) NULL, /* SIOCSIWPRIV */ + (iw_handler) NULL, /* SIOCGIWPRIV */ + (iw_handler) NULL, /* SIOCSIWSTATS */ + (iw_handler) NULL, /* SIOCGIWSTATS */ + (iw_handler) wl_iw_set_spy, /* SIOCSIWSPY */ + (iw_handler) wl_iw_get_spy, /* SIOCGIWSPY */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) wl_iw_set_wap, /* SIOCSIWAP */ + (iw_handler) wl_iw_get_wap, /* SIOCGIWAP */ +#if WIRELESS_EXT > 17 + (iw_handler) wl_iw_mlme, /* SIOCSIWMLME */ +#else + (iw_handler) NULL, /* -- hole -- */ +#endif + (iw_handler) wl_iw_iscan_get_aplist, /* SIOCGIWAPLIST */ +#if WIRELESS_EXT > 13 + (iw_handler) wl_iw_iscan_set_scan, /* SIOCSIWSCAN */ + (iw_handler) wl_iw_iscan_get_scan, /* SIOCGIWSCAN */ +#else /* WIRELESS_EXT > 13 */ + (iw_handler) NULL, /* SIOCSIWSCAN */ + (iw_handler) NULL, /* SIOCGIWSCAN */ +#endif /* WIRELESS_EXT > 13 */ + (iw_handler) wl_iw_set_essid, /* SIOCSIWESSID */ + (iw_handler) wl_iw_get_essid, /* SIOCGIWESSID */ + (iw_handler) wl_iw_set_nick, /* SIOCSIWNICKN */ + (iw_handler) wl_iw_get_nick, /* SIOCGIWNICKN */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) wl_iw_set_rate, /* SIOCSIWRATE */ + (iw_handler) wl_iw_get_rate, /* SIOCGIWRATE */ + (iw_handler) wl_iw_set_rts, /* SIOCSIWRTS */ + (iw_handler) wl_iw_get_rts, /* SIOCGIWRTS */ + (iw_handler) wl_iw_set_frag, /* SIOCSIWFRAG */ + (iw_handler) wl_iw_get_frag, /* SIOCGIWFRAG */ + (iw_handler) wl_iw_set_txpow, /* SIOCSIWTXPOW */ + (iw_handler) wl_iw_get_txpow, /* SIOCGIWTXPOW */ +#if WIRELESS_EXT > 10 + (iw_handler) wl_iw_set_retry, /* SIOCSIWRETRY */ + (iw_handler) wl_iw_get_retry, /* SIOCGIWRETRY */ +#endif /* WIRELESS_EXT > 10 */ + (iw_handler) wl_iw_set_encode, /* SIOCSIWENCODE */ + (iw_handler) wl_iw_get_encode, /* SIOCGIWENCODE */ + (iw_handler) wl_iw_set_power, /* SIOCSIWPOWER */ + (iw_handler) wl_iw_get_power, /* SIOCGIWPOWER */ +#if WIRELESS_EXT > 17 + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) wl_iw_set_wpaie, /* SIOCSIWGENIE */ + (iw_handler) wl_iw_get_wpaie, /* SIOCGIWGENIE */ + (iw_handler) wl_iw_set_wpaauth, /* SIOCSIWAUTH */ + (iw_handler) wl_iw_get_wpaauth, /* SIOCGIWAUTH */ + (iw_handler) wl_iw_set_encodeext, /* SIOCSIWENCODEEXT */ + (iw_handler) wl_iw_get_encodeext, /* SIOCGIWENCODEEXT */ + (iw_handler) wl_iw_set_pmksa, /* SIOCSIWPMKSA */ +#endif /* WIRELESS_EXT > 17 */ +}; + +#if WIRELESS_EXT > 12 +enum { + WL_IW_SET_LEDDC = SIOCIWFIRSTPRIV, + WL_IW_SET_VLANMODE, + WL_IW_SET_PM +}; + +static iw_handler wl_iw_priv_handler[] = { + wl_iw_set_leddc, + wl_iw_set_vlanmode, + wl_iw_set_pm +}; + +static struct iw_priv_args wl_iw_priv_args[] = { + { + WL_IW_SET_LEDDC, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + 0, + "set_leddc" + }, + { + WL_IW_SET_VLANMODE, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + 0, + "set_vlanmode" + }, + { + WL_IW_SET_PM, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + 0, + "set_pm" + } +}; + +const struct iw_handler_def wl_iw_handler_def = +{ + .num_standard = ARRAYSIZE(wl_iw_handler), + .num_private = ARRAY_SIZE(wl_iw_priv_handler), + .num_private_args = ARRAY_SIZE(wl_iw_priv_args), + .standard = (iw_handler *) wl_iw_handler, + .private = wl_iw_priv_handler, + .private_args = wl_iw_priv_args, +#if WIRELESS_EXT >= 19 + get_wireless_stats: dhd_get_wireless_stats, +#endif /* WIRELESS_EXT >= 19 */ + }; +#endif /* WIRELESS_EXT > 12 */ + +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; + size_t token_size = 1; + int 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 (g_iscan) + max_tokens = wrq->u.data.length; + else + max_tokens = IW_SCAN_MAX_DATA; + break; +#endif /* WIRELESS_EXT > 13 */ + + 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; + default: + 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; +} + +/* Convert a connection status event into a connection status string. + * Returns TRUE if a matching connection status string was found. + */ +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; /* input: event type to match */ + uint32 inStatus; /* input: event status code to match */ + uint32 inReason; /* input: event reason code to match */ + const char* outName; /* output: failure type */ + const char* outCause; /* output: failure cause */ + } conn_fail_event_map_t; + + /* Map of WLC_E events to connection failure strings */ +# define WL_IW_DONT_CARE 9999 + const conn_fail_event_map_t event_map [] = { + /* inEvent inStatus inReason */ + /* outName outCause */ + {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; + + /* Search the event map table for a matching event */ + 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 found, generate a connection failure string and return TRUE */ + if (cause) { + memset(stringBuf, 0, buflen); + snprintf(stringBuf, buflen, "%s %s %02d %02d", + name, cause, status, reason); + WL_TRACE(("Connection status: %s\n", stringBuf)); + return TRUE; + } else { + return FALSE; + } +} + +#if (WIRELESS_EXT > 14) +/* Check if we have received an event that indicates connection failure + * If so, generate a connection failure report string. + * The caller supplies a buffer to hold the generated string. + */ +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 /* WIRELESS_EXT > 14 */ + +#ifndef IW_CUSTOM_MAX +#define IW_CUSTOM_MAX 256 /* size of extra buffer used for translation of events */ +#endif /* IW_CUSTOM_MAX */ + +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); + + memset(&wrqu, 0, sizeof(wrqu)); + memset(extra, 0, sizeof(extra)); + + memcpy(wrqu.addr.sa_data, &e->addr, ETHER_ADDR_LEN); + wrqu.addr.sa_family = ARPHRD_ETHER; + + switch (event_type) { + case WLC_E_TXFAIL: + cmd = IWEVTXDROP; + break; +#if WIRELESS_EXT > 14 + case WLC_E_JOIN: + case WLC_E_ASSOC_IND: + case WLC_E_REASSOC_IND: + cmd = IWEVREGISTERED; + break; + case WLC_E_DEAUTH_IND: + case WLC_E_DISASSOC_IND: + cmd = SIOCGIWAP; + wrqu.data.length = strlen(extra); + bzero(wrqu.addr.sa_data, ETHER_ADDR_LEN); + bzero(&extra, ETHER_ADDR_LEN); + break; + + case WLC_E_LINK: + case WLC_E_NDIS_LINK: + cmd = SIOCGIWAP; + wrqu.data.length = strlen(extra); + if (!(flags & WLC_EVENT_MSG_LINK)) { + bzero(wrqu.addr.sa_data, ETHER_ADDR_LEN); + bzero(&extra, ETHER_ADDR_LEN); + } + 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); + WL_TRACE(("WLC_E_ACTION_FRAME len %d \n", wrqu.data.length)); + } + break; + + case WLC_E_ACTION_FRAME_COMPLETE: + cmd = IWEVCUSTOM; + 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)); + WL_TRACE(("wl_iw_event status %d \n", status)); + } + break; +#endif /* WIRELESS_EXT > 14 */ +#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; + } + + case WLC_E_ASSOC_REQ_IE: + cmd = IWEVASSOCREQIE; + wrqu.data.length = datalen; + if (datalen < sizeof(extra)) + memcpy(extra, data, datalen); + break; + + case WLC_E_ASSOC_RESP_IE: + cmd = IWEVASSOCRESPIE; + wrqu.data.length = datalen; + if (datalen < sizeof(extra)) + memcpy(extra, data, datalen); + break; + + case WLC_E_PMKID_CACHE: { + struct iw_pmkid_cand *iwpmkidcand = (struct iw_pmkid_cand *)&extra; + pmkid_cand_list_t *pmkcandlist; + pmkid_cand_t *pmkidcand; + int count; + + if (data == NULL) + break; + + cmd = IWEVPMKIDCAND; + pmkcandlist = data; + count = ntoh32_ua((uint8 *)&pmkcandlist->npmkid_cand); + 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); + wireless_send_event(dev, cmd, &wrqu, extra); + pmkidcand++; + count--; + } + break; + } +#endif /* WIRELESS_EXT > 17 */ + + case WLC_E_SCAN_COMPLETE: +#if WIRELESS_EXT > 14 + cmd = SIOCGIWSCAN; +#endif + WL_TRACE(("event WLC_E_SCAN_COMPLETE\n")); + if ((g_iscan) && (g_iscan->sysioc_pid >= 0) && + (g_iscan->iscan_state != ISCAN_STATE_IDLE)) + up(&g_iscan->sysioc_sem); + break; + + default: + /* Cannot translate event */ + break; + } + + if (cmd) { + if (cmd == SIOCGIWSCAN) + wireless_send_event(dev, cmd, &wrqu, NULL); + else + wireless_send_event(dev, cmd, &wrqu, extra); + } + +#if WIRELESS_EXT > 14 + /* Look for WLC events that indicate a connection failure. + * If found, generate an IWEVCUSTOM event. + */ + memset(extra, 0, sizeof(extra)); + if (wl_iw_check_conn_fail(e, extra, sizeof(extra))) { + cmd = IWEVCUSTOM; + wrqu.data.length = strlen(extra); + wireless_send_event(dev, cmd, &wrqu, extra); + } +#endif /* WIRELESS_EXT > 14 */ + +#endif /* WIRELESS_EXT > 13 */ +} + +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; + + /* Wraps to 0 if RSSI is 0 */ + 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 /* WIRELESS_EXT > 18 */ + +#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 /* WIRELESS_EXT > 11 */ + +done: + return res; +} + +static void +wl_iw_timerfunc(ulong data) +{ + iscan_info_t *iscan = (iscan_info_t *)data; + 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]; /* Room for "event_msgs" + '\0' + bitvec */ + + 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 int +wl_iw_iscan_prep(wl_scan_params_t *params, wlc_ssid_t *ssid) +{ + int err = 0; + + memcpy(¶ms->bssid, ðer_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(¶ms->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(¶ms->params, ssid); + + if (!err) { + params->version = htod32(ISCAN_REQ_VERSION); + params->action = htod16(action); + params->scan_duration = htod16(0); + + /* params_size += OFFSETOF(wl_iscan_params_t, params); */ + (void) dev_iw_iovar_setbuf(iscan->dev, "iscan", params, params_size, + iscan->ioctlbuf, WLC_IOCTL_SMLEN); + } + + kfree(params); + return err; +} + +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; + + /* buffers are allocated on demand */ + 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_send_scan_complete(iscan_info_t *iscan) +{ + union iwreq_data wrqu; + + memset(&wrqu, 0, sizeof(wrqu)); + + /* wext expects to get no data for SIOCGIWSCAN Event */ + wireless_send_event(iscan->dev, SIOCGIWSCAN, &wrqu, NULL); +} + +static int +_iscan_sysioc_thread(void *data) +{ + uint32 status; + iscan_info_t *iscan = (iscan_info_t *)data; + + DAEMONIZE("iscan_sysioc"); + + status = WL_SCAN_RESULTS_PARTIAL; + while (down_interruptible(&iscan->sysioc_sem) == 0) { + if (iscan->timer_on) { + del_timer(&iscan->timer); + iscan->timer_on = 0; + } + +#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 + + switch (status) { + case WL_SCAN_RESULTS_PARTIAL: + WL_TRACE(("iscanresults incomplete\n")); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) + rtnl_lock(); +#endif + /* make sure our buffer size is enough before going next round */ + wl_iw_iscan(iscan, NULL, WL_SCAN_ACTION_CONTINUE); +#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 27)) + rtnl_unlock(); +#endif + /* Reschedule the timer */ + iscan->timer.expires = jiffies + msecs_to_jiffies(iscan->timer_ms); + add_timer(&iscan->timer); + 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")); + /* Reschedule the timer */ + iscan->timer.expires = jiffies + msecs_to_jiffies(iscan->timer_ms); + add_timer(&iscan->timer); + iscan->timer_on = 1; + break; + case WL_SCAN_RESULTS_ABORTED: + WL_TRACE(("iscanresults aborted\n")); + iscan->iscan_state = ISCAN_STATE_IDLE; + wl_iw_send_scan_complete(iscan); + break; + default: + WL_TRACE(("iscanresults returned unknown status %d\n", status)); + break; + } + } + complete_and_exit(&iscan->sysioc_exited, 0); +} + +int +wl_iw_attach(struct net_device *dev, void * dhdp) +{ + 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; + /* we only care about main interface so save a global here */ + g_iscan = iscan; + iscan->dev = dev; + iscan->iscan_state = ISCAN_STATE_IDLE; + + + /* Set up the timer */ + iscan->timer_ms = 2000; + 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; + return 0; +} + +void wl_iw_detach(void) +{ + 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 /* USE_IW */ |