/*
- *
* Copyright (C) 2002 Intersil Americas Inc.
* (C) 2003,2004 Aurelien Alleaume <slts@free.fr>
* (C) 2003 Herbert Valerio Riedel <hvr@gnu.org>
*
*/
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/if_arp.h>
#include <net/iw_handler.h> /* New driver API */
-static int init_mode = CARD_DEFAULT_IW_MODE;
-static int init_channel = CARD_DEFAULT_CHANNEL;
-static int init_wep = CARD_DEFAULT_WEP;
-static int init_filter = CARD_DEFAULT_FILTER;
-static int init_authen = CARD_DEFAULT_AUTHEN;
-static int init_dot1x = CARD_DEFAULT_DOT1X;
-static int init_conformance = CARD_DEFAULT_CONFORMANCE;
-static int init_mlme = CARD_DEFAULT_MLME_MODE;
+#define KEY_SIZE_WEP104 13 /* 104/128-bit WEP keys */
+#define KEY_SIZE_WEP40 5 /* 40/64-bit WEP keys */
+/* KEY_SIZE_TKIP should match isl_oid.h, struct obj_key.key[] size */
+#define KEY_SIZE_TKIP 32 /* TKIP keys */
-module_param(init_mode, int, 0);
-MODULE_PARM_DESC(init_mode,
- "Set card mode:\n0: Auto\n1: Ad-Hoc\n2: Managed Client (Default)\n3: Master / Access Point\n4: Repeater (Not supported yet)\n5: Secondary (Not supported yet)\n6: Monitor");
+static void prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid,
+ u8 *wpa_ie, size_t wpa_ie_len);
+static size_t prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie);
+static int prism54_set_wpa(struct net_device *, struct iw_request_info *,
+ __u32 *, char *);
-module_param(init_channel, int, 0);
-MODULE_PARM_DESC(init_channel,
- "Check `iwpriv ethx channel` for available channels");
-
-module_param(init_wep, int, 0);
-module_param(init_filter, int, 0);
-
-module_param(init_authen, int, 0);
-MODULE_PARM_DESC(init_authen,
- "Authentication method. Can be of seven types:\n0 0x0000: None\n1 0x0001: DOT11_AUTH_OS (Default)\n2 0x0002: DOT11_AUTH_SK\n3 0x0003: DOT11_AUTH_BOTH");
-
-module_param(init_dot1x, int, 0);
-MODULE_PARM_DESC(init_dot1x,
- "\n0: None/not set (Default)\n1: DOT11_DOT1X_AUTHENABLED\n2: DOT11_DOT1X_KEYTXENABLED");
-
-module_param(init_mlme, int, 0);
-MODULE_PARM_DESC(init_mlme,
- "Sets the MAC layer management entity (MLME) mode of operation,\n0: DOT11_MLME_AUTO (Default)\n1: DOT11_MLME_INTERMEDIATE\n2: DOT11_MLME_EXTENDED");
+/* In 500 kbps */
+static const unsigned char scan_rate_list[] = { 2, 4, 11, 22,
+ 12, 18, 24, 36,
+ 48, 72, 96, 108 };
/**
* prism54_mib_mode_helper - MIB change mode helper function
* @mib: the &struct islpci_mib object to modify
* @iw_mode: new mode (%IW_MODE_*)
- *
+ *
* This is a helper function, hence it does not lock. Make sure
- * caller deals with locking *if* necessary. This function sets the
- * mode-dependent mib values and does the mapping of the Linux
- * Wireless API modes to Device firmware modes. It also checks for
- * correct valid Linux wireless modes.
+ * caller deals with locking *if* necessary. This function sets the
+ * mode-dependent mib values and does the mapping of the Linux
+ * Wireless API modes to Device firmware modes. It also checks for
+ * correct valid Linux wireless modes.
*/
-int
+static int
prism54_mib_mode_helper(islpci_private *priv, u32 iw_mode)
{
u32 config = INL_CONFIG_MANUALRUN;
*
* this function initializes the struct given as @mib with defaults,
* of which many are retrieved from the global module parameter
- * variables.
+ * variables.
*/
void
prism54_mib_init(islpci_private *priv)
{
- u32 t;
+ u32 channel, authen, wep, filter, dot1x, mlme, conformance, power, mode;
struct obj_buffer psm_buffer = {
.size = PSM_BUFFER_SIZE,
.addr = priv->device_psm_buffer
};
- mgt_set(priv, DOT11_OID_CHANNEL, &init_channel);
- mgt_set(priv, DOT11_OID_AUTHENABLE, &init_authen);
- mgt_set(priv, DOT11_OID_PRIVACYINVOKED, &init_wep);
-
+ channel = CARD_DEFAULT_CHANNEL;
+ authen = CARD_DEFAULT_AUTHEN;
+ wep = CARD_DEFAULT_WEP;
+ filter = CARD_DEFAULT_FILTER; /* (0) Do not filter un-encrypted data */
+ dot1x = CARD_DEFAULT_DOT1X;
+ mlme = CARD_DEFAULT_MLME_MODE;
+ conformance = CARD_DEFAULT_CONFORMANCE;
+ power = 127;
+ mode = CARD_DEFAULT_IW_MODE;
+
+ mgt_set(priv, DOT11_OID_CHANNEL, &channel);
+ mgt_set(priv, DOT11_OID_AUTHENABLE, &authen);
+ mgt_set(priv, DOT11_OID_PRIVACYINVOKED, &wep);
mgt_set(priv, DOT11_OID_PSMBUFFER, &psm_buffer);
- mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &init_filter);
- mgt_set(priv, DOT11_OID_DOT1XENABLE, &init_dot1x);
- mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &init_mlme);
- mgt_set(priv, OID_INL_DOT11D_CONFORMANCE, &init_conformance);
-
- t = 127;
- mgt_set(priv, OID_INL_OUTPUTPOWER, &t);
-
- /* Important: we are setting a default wireless mode and we are
- * forcing a valid one, so prism54_mib_mode_helper should just set
- * mib values depending on what the wireless mode given is. No need
- * for it save old values */
- if (init_mode > IW_MODE_MONITOR || init_mode < IW_MODE_AUTO) {
- printk(KERN_DEBUG "%s(): You passed a non-valid init_mode. "
- "Using default mode\n", __FUNCTION__);
- init_mode = CARD_DEFAULT_IW_MODE;
- }
+ mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &filter);
+ mgt_set(priv, DOT11_OID_DOT1XENABLE, &dot1x);
+ mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlme);
+ mgt_set(priv, OID_INL_DOT11D_CONFORMANCE, &conformance);
+ mgt_set(priv, OID_INL_OUTPUTPOWER, &power);
+
/* This sets all of the mode-dependent values */
- prism54_mib_mode_helper(priv, init_mode);
+ prism54_mib_mode_helper(priv, mode);
}
/* this will be executed outside of atomic context thanks to
* schedule_work(), thus we can as well use sleeping semaphore
* locking */
void
-prism54_update_stats(islpci_private *priv)
+prism54_update_stats(struct work_struct *work)
{
+ islpci_private *priv = container_of(work, islpci_private, stats_work);
char *data;
int j;
struct obj_bss bss, *bss2;
} else
priv->iwstatistics.qual.updated = 0;
- /* Update our wireless stats, but do not schedule to often
+ /* Update our wireless stats, but do not schedule to often
* (max 1 HZ) */
if ((priv->stats_timestamp == 0) ||
time_after(jiffies, priv->stats_timestamp + 1 * HZ)) {
int rvalue;
rvalue = mgt_get_request(priv, DOT11_OID_CHANNEL, 0, NULL, &r);
-
+ fwrq->i = r.u;
+ rvalue |= mgt_get_request(priv, DOT11_OID_FREQUENCY, 0, NULL, &r);
fwrq->m = r.u;
- fwrq->e = 0;
+ fwrq->e = 3;
return rvalue;
}
mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel);
- mgt_commit(priv);
+ if (mgt_commit(priv)) {
+ up_write(&priv->mib_sem);
+ return -EIO;
+ }
priv->ndev->type = (priv->iw_mode == IW_MODE_MONITOR)
? priv->monitor_type : ARPHRD_ETHER;
up_write(&priv->mib_sem);
/* txpower is supported in dBm's */
range->txpower_capa = IW_TXPOW_DBM;
+ /* Event capability (kernel + driver) */
+ range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
+ IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) |
+ IW_EVENT_CAPA_MASK(SIOCGIWAP));
+ range->event_capa[1] = IW_EVENT_CAPA_K_1;
+ range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVCUSTOM);
+
+ range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
+ IW_ENC_CAPA_CIPHER_TKIP;
+
if (islpci_get_state(priv) < PRV_STATE_INIT)
return 0;
struct iw_event iwe; /* Temporary buffer */
short cap;
islpci_private *priv = netdev_priv(ndev);
+ u8 wpa_ie[MAX_WPA_IE_LEN];
+ size_t wpa_ie_len;
/* The first entry must be the MAC address */
memcpy(iwe.u.ap_addr.sa_data, bss->address, 6);
current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, NULL);
/* Add frequency. (short) bss->channel is the frequency in MHz */
- iwe.u.freq.m = channel_of_freq(bss->channel);
- iwe.u.freq.e = 0;
+ iwe.u.freq.m = bss->channel;
+ iwe.u.freq.e = 6;
iwe.cmd = SIOCGIWFREQ;
current_ev =
iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN);
current_ev =
iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN);
- if (priv->wpa) {
- u8 wpa_ie[MAX_WPA_IE_LEN];
- char *buf, *p;
- size_t wpa_ie_len;
+ /* Add WPA/RSN Information Element, if any */
+ wpa_ie_len = prism54_wpa_bss_ie_get(priv, bss->address, wpa_ie);
+ if (wpa_ie_len > 0) {
+ iwe.cmd = IWEVGENIE;
+ iwe.u.data.length = min(wpa_ie_len, (size_t)MAX_WPA_IE_LEN);
+ current_ev = iwe_stream_add_point(current_ev, end_buf,
+ &iwe, wpa_ie);
+ }
+ /* Do the bitrates */
+ {
+ char * current_val = current_ev + IW_EV_LCP_LEN;
int i;
-
- wpa_ie_len = prism54_wpa_ie_get(priv, bss->address, wpa_ie);
- if (wpa_ie_len > 0 &&
- (buf = kmalloc(wpa_ie_len * 2 + 10, GFP_ATOMIC))) {
- p = buf;
- p += sprintf(p, "wpa_ie=");
- for (i = 0; i < wpa_ie_len; i++) {
- p += sprintf(p, "%02x", wpa_ie[i]);
+ int mask;
+
+ iwe.cmd = SIOCGIWRATE;
+ /* Those two flags are ignored... */
+ iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
+
+ /* Parse the bitmask */
+ mask = 0x1;
+ for(i = 0; i < sizeof(scan_rate_list); i++) {
+ if(bss->rates & mask) {
+ iwe.u.bitrate.value = (scan_rate_list[i] * 500000);
+ current_val = iwe_stream_add_value(current_ev, current_val,
+ end_buf, &iwe,
+ IW_EV_PARAM_LEN);
}
- memset(&iwe, 0, sizeof (iwe));
- iwe.cmd = IWEVCUSTOM;
- iwe.u.data.length = strlen(buf);
- current_ev = iwe_stream_add_point(current_ev, end_buf,
- &iwe, buf);
- kfree(buf);
+ mask <<= 1;
}
+ /* Check if we added any event */
+ if ((current_val - current_ev) > IW_EV_LCP_LEN)
+ current_ev = current_val;
}
+
return current_ev;
}
-int
+static int
prism54_get_scan(struct net_device *ndev, struct iw_request_info *info,
struct iw_point *dwrq, char *extra)
{
rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r);
noise = r.u;
- /* Ask the device for a list of known bss. We can report at most
- * IW_MAX_AP=64 to the range struct. But the device won't repport anything
- * if you change the value of IWMAX_BSS=24.
- */
+ /* Ask the device for a list of known bss.
+ * The old API, using SIOCGIWAPLIST, had a hard limit of IW_MAX_AP=64.
+ * The new API, using SIOCGIWSCAN, is only limited by the buffer size.
+ * WE-14->WE-16, the buffer is limited to IW_SCAN_MAX_DATA bytes.
+ * Starting with WE-17, the buffer can be as big as needed.
+ * But the device won't repport anything if you change the value
+ * of IWMAX_BSS=24. */
+
rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r);
bsslist = r.ptr;
/* ok now, scan the list and translate its info */
- for (i = 0; i < min(IW_MAX_AP, (int) bsslist->nr); i++)
+ for (i = 0; i < (int) bsslist->nr; i++) {
current_ev = prism54_translate_bss(ndev, current_ev,
- extra + IW_SCAN_MAX_DATA,
+ extra + dwrq->length,
&(bsslist->bsslist[i]),
noise);
+
+ /* Check if there is space for one more entry */
+ if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) {
+ /* Ask user space to try again with a bigger buffer */
+ rvalue = -E2BIG;
+ break;
+ }
+ }
+
kfree(bsslist);
dwrq->length = (current_ev - extra);
dwrq->flags = 0; /* todo */
/* Check if we were asked for `any' */
if (dwrq->flags && dwrq->length) {
- if (dwrq->length > min(33, IW_ESSID_MAX_SIZE + 1))
+ if (dwrq->length > 32)
return -E2BIG;
- essid.length = dwrq->length - 1;
+ essid.length = dwrq->length;
memcpy(essid.octets, extra, dwrq->length);
} else
essid.length = 0;
if (essid->length) {
dwrq->flags = 1; /* set ESSID to ON for Wireless Extensions */
- /* if it is to big, trunk it */
- dwrq->length = min(IW_ESSID_MAX_SIZE, essid->length + 1);
+ /* if it is too big, trunk it */
+ dwrq->length = min((u8)IW_ESSID_MAX_SIZE, essid->length);
} else {
dwrq->flags = 0;
dwrq->length = 0;
return rvalue;
}
-/* Provides no functionality, just completes the ioctl. In essence this is a
+/* Provides no functionality, just completes the ioctl. In essence this is a
* just a cosmetic ioctl.
*/
static int
dwrq->length = 0;
down_read(&priv->mib_sem);
- dwrq->length = strlen(priv->nickname) + 1;
+ dwrq->length = strlen(priv->nickname);
memcpy(extra, priv->nickname, dwrq->length);
up_read(&priv->mib_sem);
return -EINVAL;
if (vwrq->flags & IW_RETRY_LIMIT) {
- if (vwrq->flags & IW_RETRY_MIN)
+ if (vwrq->flags & IW_RETRY_SHORT)
slimit = vwrq->value;
- else if (vwrq->flags & IW_RETRY_MAX)
+ else if (vwrq->flags & IW_RETRY_LONG)
llimit = vwrq->value;
else {
/* we are asked to set both */
mgt_get_request(priv, DOT11_OID_MAXTXLIFETIME, 0, NULL, &r);
vwrq->value = r.u * 1024;
vwrq->flags = IW_RETRY_LIFETIME;
- } else if ((vwrq->flags & IW_RETRY_MAX)) {
+ } else if ((vwrq->flags & IW_RETRY_LONG)) {
/* we are asked for the long retry limit */
rvalue |=
mgt_get_request(priv, DOT11_OID_LONGRETRIES, 0, NULL, &r);
vwrq->value = r.u;
- vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
+ vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG;
} else {
/* default. get the short retry limit */
rvalue |=
mgt_get_request(priv, DOT11_OID_SHORTRETRIES, 0, NULL, &r);
vwrq->value = r.u;
- vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_MIN;
+ vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_SHORT;
}
return rvalue;
current_index = r.u;
/* Verify that the key is not marked as invalid */
if (!(dwrq->flags & IW_ENCODE_NOKEY)) {
- key.length = dwrq->length > sizeof (key.key) ?
- sizeof (key.key) : dwrq->length;
- memcpy(key.key, extra, key.length);
- if (key.length == 32)
- /* we want WPA-PSK */
+ if (dwrq->length > KEY_SIZE_TKIP) {
+ /* User-provided key data too big */
+ return -EINVAL;
+ }
+ if (dwrq->length > KEY_SIZE_WEP104) {
+ /* WPA-PSK TKIP */
key.type = DOT11_PRIV_TKIP;
+ key.length = KEY_SIZE_TKIP;
+ } else if (dwrq->length > KEY_SIZE_WEP40) {
+ /* WEP 104/128 */
+ key.length = KEY_SIZE_WEP104;
+ } else {
+ /* WEP 40/64 */
+ key.length = KEY_SIZE_WEP40;
+ }
+ memset(key.key, 0, sizeof (key.key));
+ memcpy(key.key, extra, dwrq->length);
+
if ((index < 0) || (index > 3))
/* no index provided use the current one */
index = current_index;
&key);
}
/*
- * If a valid key is set, encryption should be enabled
+ * If a valid key is set, encryption should be enabled
* (user may turn it off later).
* This is also how "iwconfig ethX key on" works
*/
}
/* now read the flags */
if (dwrq->flags & IW_ENCODE_DISABLED) {
- /* Encoding disabled,
+ /* Encoding disabled,
* authen = DOT11_AUTH_OS;
* invoke = 0;
* exunencrypt = 0; */
vwrq->value = (s32) r.u / 4;
vwrq->fixed = 1;
/* radio is not turned of
- * btw: how is possible to turn off only the radio
+ * btw: how is possible to turn off only the radio
*/
vwrq->disabled = 0;
}
}
+static int prism54_set_genie(struct net_device *ndev,
+ struct iw_request_info *info,
+ struct iw_point *data, char *extra)
+{
+ islpci_private *priv = netdev_priv(ndev);
+ int alen, ret = 0;
+ struct obj_attachment *attach;
+
+ if (data->length > MAX_WPA_IE_LEN ||
+ (data->length && extra == NULL))
+ return -EINVAL;
+
+ memcpy(priv->wpa_ie, extra, data->length);
+ priv->wpa_ie_len = data->length;
+
+ alen = sizeof(*attach) + priv->wpa_ie_len;
+ attach = kzalloc(alen, GFP_KERNEL);
+ if (attach == NULL)
+ return -ENOMEM;
+
+#define WLAN_FC_TYPE_MGMT 0
+#define WLAN_FC_STYPE_ASSOC_REQ 0
+#define WLAN_FC_STYPE_REASSOC_REQ 2
+
+ /* Note: endianness is covered by mgt_set_varlen */
+ attach->type = (WLAN_FC_TYPE_MGMT << 2) |
+ (WLAN_FC_STYPE_ASSOC_REQ << 4);
+ attach->id = -1;
+ attach->size = priv->wpa_ie_len;
+ memcpy(attach->data, extra, priv->wpa_ie_len);
+
+ ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach,
+ priv->wpa_ie_len);
+ if (ret == 0) {
+ attach->type = (WLAN_FC_TYPE_MGMT << 2) |
+ (WLAN_FC_STYPE_REASSOC_REQ << 4);
+
+ ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach,
+ priv->wpa_ie_len);
+ if (ret == 0)
+ printk(KERN_DEBUG "%s: WPA IE Attachment was set\n",
+ ndev->name);
+ }
+
+ kfree(attach);
+ return ret;
+}
+
+
+static int prism54_get_genie(struct net_device *ndev,
+ struct iw_request_info *info,
+ struct iw_point *data, char *extra)
+{
+ islpci_private *priv = netdev_priv(ndev);
+ int len = priv->wpa_ie_len;
+
+ if (len <= 0) {
+ data->length = 0;
+ return 0;
+ }
+
+ if (data->length < len)
+ return -E2BIG;
+
+ data->length = len;
+ memcpy(extra, priv->wpa_ie, len);
+
+ return 0;
+}
+
+static int prism54_set_auth(struct net_device *ndev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ islpci_private *priv = netdev_priv(ndev);
+ struct iw_param *param = &wrqu->param;
+ u32 mlmelevel = 0, authen = 0, dot1x = 0;
+ u32 exunencrypt = 0, privinvoked = 0, wpa = 0;
+ u32 old_wpa;
+ int ret = 0;
+ union oid_res_t r;
+
+ if (islpci_get_state(priv) < PRV_STATE_INIT)
+ return 0;
+
+ /* first get the flags */
+ down_write(&priv->mib_sem);
+ wpa = old_wpa = priv->wpa;
+ up_write(&priv->mib_sem);
+ ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r);
+ authen = r.u;
+ ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r);
+ privinvoked = r.u;
+ ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r);
+ exunencrypt = r.u;
+ ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r);
+ dot1x = r.u;
+ ret = mgt_get_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, NULL, &r);
+ mlmelevel = r.u;
+
+ if (ret < 0)
+ goto out;
+
+ switch (param->flags & IW_AUTH_INDEX) {
+ case IW_AUTH_CIPHER_PAIRWISE:
+ case IW_AUTH_CIPHER_GROUP:
+ case IW_AUTH_KEY_MGMT:
+ break;
+
+ case IW_AUTH_WPA_ENABLED:
+ /* Do the same thing as IW_AUTH_WPA_VERSION */
+ if (param->value) {
+ wpa = 1;
+ privinvoked = 1; /* For privacy invoked */
+ exunencrypt = 1; /* Filter out all unencrypted frames */
+ dot1x = 0x01; /* To enable eap filter */
+ mlmelevel = DOT11_MLME_EXTENDED;
+ authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */
+ } else {
+ wpa = 0;
+ privinvoked = 0;
+ exunencrypt = 0; /* Do not filter un-encrypted data */
+ dot1x = 0;
+ mlmelevel = DOT11_MLME_AUTO;
+ }
+ break;
+
+ case IW_AUTH_WPA_VERSION:
+ if (param->value & IW_AUTH_WPA_VERSION_DISABLED) {
+ wpa = 0;
+ privinvoked = 0;
+ exunencrypt = 0; /* Do not filter un-encrypted data */
+ dot1x = 0;
+ mlmelevel = DOT11_MLME_AUTO;
+ } else {
+ if (param->value & IW_AUTH_WPA_VERSION_WPA)
+ wpa = 1;
+ else if (param->value & IW_AUTH_WPA_VERSION_WPA2)
+ wpa = 2;
+ privinvoked = 1; /* For privacy invoked */
+ exunencrypt = 1; /* Filter out all unencrypted frames */
+ dot1x = 0x01; /* To enable eap filter */
+ mlmelevel = DOT11_MLME_EXTENDED;
+ authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */
+ }
+ break;
+
+ case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+ /* dot1x should be the opposite of RX_UNENCRYPTED_EAPOL;
+ * turn off dot1x when allowing recepit of unencrypted eapol
+ * frames, turn on dot1x when we disallow receipt
+ */
+ dot1x = param->value ? 0x00 : 0x01;
+ break;
+
+ case IW_AUTH_PRIVACY_INVOKED:
+ privinvoked = param->value ? 1 : 0;
+ break;
+
+ case IW_AUTH_DROP_UNENCRYPTED:
+ exunencrypt = param->value ? 1 : 0;
+ break;
+
+ case IW_AUTH_80211_AUTH_ALG:
+ if (param->value & IW_AUTH_ALG_SHARED_KEY) {
+ /* Only WEP uses _SK and _BOTH */
+ if (wpa > 0) {
+ ret = -EINVAL;
+ goto out;
+ }
+ authen = DOT11_AUTH_SK;
+ } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) {
+ authen = DOT11_AUTH_OS;
+ } else {
+ ret = -EINVAL;
+ goto out;
+ }
+ break;
+
+ default:
+ return -EOPNOTSUPP;
+ }
+
+ /* Set all the values */
+ down_write(&priv->mib_sem);
+ priv->wpa = wpa;
+ up_write(&priv->mib_sem);
+ mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen);
+ mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &privinvoked);
+ mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &exunencrypt);
+ mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x);
+ mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlmelevel);
+
+out:
+ return ret;
+}
+
+static int prism54_get_auth(struct net_device *ndev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ islpci_private *priv = netdev_priv(ndev);
+ struct iw_param *param = &wrqu->param;
+ u32 wpa = 0;
+ int ret = 0;
+ union oid_res_t r;
+
+ if (islpci_get_state(priv) < PRV_STATE_INIT)
+ return 0;
+
+ /* first get the flags */
+ down_write(&priv->mib_sem);
+ wpa = priv->wpa;
+ up_write(&priv->mib_sem);
+
+ switch (param->flags & IW_AUTH_INDEX) {
+ case IW_AUTH_CIPHER_PAIRWISE:
+ case IW_AUTH_CIPHER_GROUP:
+ case IW_AUTH_KEY_MGMT:
+ /*
+ * wpa_supplicant will control these internally
+ */
+ ret = -EOPNOTSUPP;
+ break;
+
+ case IW_AUTH_WPA_VERSION:
+ switch (wpa) {
+ case 1:
+ param->value = IW_AUTH_WPA_VERSION_WPA;
+ break;
+ case 2:
+ param->value = IW_AUTH_WPA_VERSION_WPA2;
+ break;
+ case 0:
+ default:
+ param->value = IW_AUTH_WPA_VERSION_DISABLED;
+ break;
+ }
+ break;
+
+ case IW_AUTH_DROP_UNENCRYPTED:
+ ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r);
+ if (ret >= 0)
+ param->value = r.u > 0 ? 1 : 0;
+ break;
+
+ case IW_AUTH_80211_AUTH_ALG:
+ ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r);
+ if (ret >= 0) {
+ switch (r.u) {
+ case DOT11_AUTH_OS:
+ param->value = IW_AUTH_ALG_OPEN_SYSTEM;
+ break;
+ case DOT11_AUTH_BOTH:
+ case DOT11_AUTH_SK:
+ param->value = IW_AUTH_ALG_SHARED_KEY;
+ case DOT11_AUTH_NONE:
+ default:
+ param->value = 0;
+ break;
+ }
+ }
+ break;
+
+ case IW_AUTH_WPA_ENABLED:
+ param->value = wpa > 0 ? 1 : 0;
+ break;
+
+ case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+ ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r);
+ if (ret >= 0)
+ param->value = r.u > 0 ? 1 : 0;
+ break;
+
+ case IW_AUTH_PRIVACY_INVOKED:
+ ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r);
+ if (ret >= 0)
+ param->value = r.u > 0 ? 1 : 0;
+ break;
+
+ default:
+ return -EOPNOTSUPP;
+ }
+ return ret;
+}
+
+static int prism54_set_encodeext(struct net_device *ndev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu,
+ char *extra)
+{
+ islpci_private *priv = netdev_priv(ndev);
+ struct iw_point *encoding = &wrqu->encoding;
+ struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
+ int idx, alg = ext->alg, set_key = 1;
+ union oid_res_t r;
+ int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0;
+ int ret = 0;
+
+ if (islpci_get_state(priv) < PRV_STATE_INIT)
+ return 0;
+
+ /* Determine and validate the key index */
+ idx = (encoding->flags & IW_ENCODE_INDEX) - 1;
+ if (idx) {
+ if (idx < 0 || idx > 3)
+ return -EINVAL;
+ } else {
+ ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
+ if (ret < 0)
+ goto out;
+ idx = r.u;
+ }
+
+ if (encoding->flags & IW_ENCODE_DISABLED)
+ alg = IW_ENCODE_ALG_NONE;
+
+ if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
+ /* Only set transmit key index here, actual
+ * key is set below if needed.
+ */
+ ret = mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, &idx);
+ set_key = ext->key_len > 0 ? 1 : 0;
+ }
+
+ if (set_key) {
+ struct obj_key key = { DOT11_PRIV_WEP, 0, "" };
+ switch (alg) {
+ case IW_ENCODE_ALG_NONE:
+ break;
+ case IW_ENCODE_ALG_WEP:
+ if (ext->key_len > KEY_SIZE_WEP104) {
+ ret = -EINVAL;
+ goto out;
+ }
+ if (ext->key_len > KEY_SIZE_WEP40)
+ key.length = KEY_SIZE_WEP104;
+ else
+ key.length = KEY_SIZE_WEP40;
+ break;
+ case IW_ENCODE_ALG_TKIP:
+ if (ext->key_len > KEY_SIZE_TKIP) {
+ ret = -EINVAL;
+ goto out;
+ }
+ key.type = DOT11_PRIV_TKIP;
+ key.length = KEY_SIZE_TKIP;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (key.length) {
+ memset(key.key, 0, sizeof(key.key));
+ memcpy(key.key, ext->key, ext->key_len);
+ ret = mgt_set_request(priv, DOT11_OID_DEFKEYX, idx,
+ &key);
+ if (ret < 0)
+ goto out;
+ }
+ }
+
+ /* Read the flags */
+ if (encoding->flags & IW_ENCODE_DISABLED) {
+ /* Encoding disabled,
+ * authen = DOT11_AUTH_OS;
+ * invoke = 0;
+ * exunencrypt = 0; */
+ }
+ if (encoding->flags & IW_ENCODE_OPEN) {
+ /* Encode but accept non-encoded packets. No auth */
+ invoke = 1;
+ }
+ if (encoding->flags & IW_ENCODE_RESTRICTED) {
+ /* Refuse non-encoded packets. Auth */
+ authen = DOT11_AUTH_BOTH;
+ invoke = 1;
+ exunencrypt = 1;
+ }
+
+ /* do the change if requested */
+ if (encoding->flags & IW_ENCODE_MODE) {
+ ret = mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0,
+ &authen);
+ ret = mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0,
+ &invoke);
+ ret = mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0,
+ &exunencrypt);
+ }
+
+out:
+ return ret;
+}
+
+
+static int prism54_get_encodeext(struct net_device *ndev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu,
+ char *extra)
+{
+ islpci_private *priv = netdev_priv(ndev);
+ struct iw_point *encoding = &wrqu->encoding;
+ struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
+ int idx, max_key_len;
+ union oid_res_t r;
+ int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0, wpa = 0;
+ int ret = 0;
+
+ if (islpci_get_state(priv) < PRV_STATE_INIT)
+ return 0;
+
+ /* first get the flags */
+ ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r);
+ authen = r.u;
+ ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r);
+ invoke = r.u;
+ ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r);
+ exunencrypt = r.u;
+ if (ret < 0)
+ goto out;
+
+ max_key_len = encoding->length - sizeof(*ext);
+ if (max_key_len < 0)
+ return -EINVAL;
+
+ idx = (encoding->flags & IW_ENCODE_INDEX) - 1;
+ if (idx) {
+ if (idx < 0 || idx > 3)
+ return -EINVAL;
+ } else {
+ ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
+ if (ret < 0)
+ goto out;
+ idx = r.u;
+ }
+
+ encoding->flags = idx + 1;
+ memset(ext, 0, sizeof(*ext));
+
+ switch (authen) {
+ case DOT11_AUTH_BOTH:
+ case DOT11_AUTH_SK:
+ wrqu->encoding.flags |= IW_ENCODE_RESTRICTED;
+ case DOT11_AUTH_OS:
+ default:
+ wrqu->encoding.flags |= IW_ENCODE_OPEN;
+ break;
+ }
+
+ down_write(&priv->mib_sem);
+ wpa = priv->wpa;
+ up_write(&priv->mib_sem);
+
+ if (authen == DOT11_AUTH_OS && !exunencrypt && !invoke && !wpa) {
+ /* No encryption */
+ ext->alg = IW_ENCODE_ALG_NONE;
+ ext->key_len = 0;
+ wrqu->encoding.flags |= IW_ENCODE_DISABLED;
+ } else {
+ struct obj_key *key;
+
+ ret = mgt_get_request(priv, DOT11_OID_DEFKEYX, idx, NULL, &r);
+ if (ret < 0)
+ goto out;
+ key = r.ptr;
+ if (max_key_len < key->length) {
+ ret = -E2BIG;
+ goto out;
+ }
+ memcpy(ext->key, key->key, key->length);
+ ext->key_len = key->length;
+
+ switch (key->type) {
+ case DOT11_PRIV_TKIP:
+ ext->alg = IW_ENCODE_ALG_TKIP;
+ break;
+ default:
+ case DOT11_PRIV_WEP:
+ ext->alg = IW_ENCODE_ALG_WEP;
+ break;
+ }
+ wrqu->encoding.flags |= IW_ENCODE_ENABLED;
+ }
+
+out:
+ return ret;
+}
+
+
static int
prism54_reset(struct net_device *ndev, struct iw_request_info *info,
__u32 * uwrq, char *extra)
mlmeautolevel = DOT11_MLME_EXTENDED;
mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel);
/* restart the card with our new policy */
- mgt_commit(priv);
+ if (mgt_commit(priv)) {
+ up_write(&priv->mib_sem);
+ return -EIO;
+ }
up_write(&priv->mib_sem);
return 0;
const struct obj_mlme *mlme, int error)
{
union iwreq_data wrqu;
+ char *memptr;
- wrqu.data.pointer = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL);
- if (!wrqu.data.pointer)
+ memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL);
+ if (!memptr)
return;
+ wrqu.data.pointer = memptr;
wrqu.data.length = 0;
- format_event(priv, wrqu.data.pointer, str, mlme, &wrqu.data.length,
+ format_event(priv, memptr, str, mlme, &wrqu.data.length,
error);
- wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, wrqu.data.pointer);
- kfree(wrqu.data.pointer);
+ wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr);
+ kfree(memptr);
}
static void
send_simple_event(islpci_private *priv, const char *str)
{
union iwreq_data wrqu;
+ char *memptr;
int n = strlen(str);
- wrqu.data.pointer = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL);
- if (!wrqu.data.pointer)
+ memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL);
+ if (!memptr)
return;
BUG_ON(n > IW_CUSTOM_MAX);
+ wrqu.data.pointer = memptr;
wrqu.data.length = n;
- strcpy(wrqu.data.pointer, str);
- wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, wrqu.data.pointer);
- kfree(wrqu.data.pointer);
+ strcpy(memptr, str);
+ wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr);
+ kfree(memptr);
}
static void
#define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]
#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
-void
-prism54_wpa_ie_add(islpci_private *priv, u8 *bssid,
- u8 *wpa_ie, size_t wpa_ie_len)
+static void
+prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid,
+ u8 *wpa_ie, size_t wpa_ie_len)
{
struct list_head *ptr;
struct islpci_bss_wpa_ie *bss = NULL;
struct islpci_bss_wpa_ie, list);
list_del(&bss->list);
} else {
- bss = kmalloc(sizeof (*bss), GFP_ATOMIC);
- if (bss != NULL) {
+ bss = kzalloc(sizeof (*bss), GFP_ATOMIC);
+ if (bss != NULL)
priv->num_bss_wpa++;
- memset(bss, 0, sizeof (*bss));
- }
}
if (bss != NULL) {
memcpy(bss->bssid, bssid, ETH_ALEN);
up(&priv->wpa_sem);
}
-size_t
-prism54_wpa_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie)
+static size_t
+prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie)
{
struct list_head *ptr;
struct islpci_bss_wpa_ie *bss = NULL;
}
void
-prism54_wpa_ie_init(islpci_private *priv)
+prism54_wpa_bss_ie_init(islpci_private *priv)
{
INIT_LIST_HEAD(&priv->bss_wpa_list);
sema_init(&priv->wpa_sem, 1);
}
void
-prism54_wpa_ie_clean(islpci_private *priv)
+prism54_wpa_bss_ie_clean(islpci_private *priv)
{
struct list_head *ptr, *n;
}
if (pos[0] == WLAN_EID_GENERIC && pos[1] >= 4 &&
memcmp(pos + 2, wpa_oid, 4) == 0) {
- prism54_wpa_ie_add(priv, addr, pos, pos[1] + 2);
+ prism54_wpa_bss_ie_add(priv, addr, pos, pos[1] + 2);
return;
}
pos += 2 + pos[1];
}
}
-int
+static int
prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid,
char *data)
{
struct obj_mlme *mlme = (struct obj_mlme *) data;
- size_t len;
- u8 *payload, *pos = (u8 *) (mlme + 1);
-
- len = pos[0] | (pos[1] << 8); /* little endian data length */
- payload = pos + 2;
+ struct obj_mlmeex *mlmeex = (struct obj_mlmeex *) data;
+ struct obj_mlmeex *confirm;
+ u8 wpa_ie[MAX_WPA_IE_LEN];
+ int wpa_ie_len;
+ size_t len = 0; /* u16, better? */
+ u8 *payload = NULL, *pos = NULL;
+ int ret;
/* I think all trapable objects are listed here.
* Some oids have a EX version. The difference is that they are emitted
* suited. We use the more flexible custom event facility.
*/
+ if (oid >= DOT11_OID_BEACON) {
+ len = mlmeex->size;
+ payload = pos = mlmeex->data;
+ }
+
/* I fear prism54_process_bss_data won't work with big endian data */
if ((oid == DOT11_OID_BEACON) || (oid == DOT11_OID_PROBE))
- prism54_process_bss_data(priv, oid, mlme->address,
+ prism54_process_bss_data(priv, oid, mlmeex->address,
payload, len);
mgt_le_to_cpu(isl_oid[oid].flags & OID_FLAG_TYPE, (void *) mlme);
case DOT11_OID_AUTHENTICATEEX:
handle_request(priv, mlme, oid);
- send_formatted_event(priv, "Authenticate request", mlme, 1);
+ send_formatted_event(priv, "Authenticate request (ex)", mlme, 1);
+
+ if (priv->iw_mode != IW_MODE_MASTER
+ && mlmeex->state != DOT11_STATE_AUTHING)
+ break;
+
+ confirm = kmalloc(sizeof(struct obj_mlmeex) + 6, GFP_ATOMIC);
+
+ if (!confirm)
+ break;
+
+ memcpy(&confirm->address, mlmeex->address, ETH_ALEN);
+ printk(KERN_DEBUG "Authenticate from: address:\t%02x:%02x:%02x:%02x:%02x:%02x\n",
+ mlmeex->address[0],
+ mlmeex->address[1],
+ mlmeex->address[2],
+ mlmeex->address[3],
+ mlmeex->address[4],
+ mlmeex->address[5]
+ );
+ confirm->id = -1; /* or mlmeex->id ? */
+ confirm->state = 0; /* not used */
+ confirm->code = 0;
+ confirm->size = 6;
+ confirm->data[0] = 0x00;
+ confirm->data[1] = 0x00;
+ confirm->data[2] = 0x02;
+ confirm->data[3] = 0x00;
+ confirm->data[4] = 0x00;
+ confirm->data[5] = 0x00;
+
+ ret = mgt_set_varlen(priv, DOT11_OID_ASSOCIATEEX, confirm, 6);
+
+ kfree(confirm);
+ if (ret)
+ return ret;
break;
case DOT11_OID_DISASSOCIATEEX:
- send_formatted_event(priv, "Disassociate request", mlme, 0);
+ send_formatted_event(priv, "Disassociate request (ex)", mlme, 0);
break;
case DOT11_OID_ASSOCIATEEX:
handle_request(priv, mlme, oid);
- send_formatted_event(priv, "Associate request", mlme, 1);
+ send_formatted_event(priv, "Associate request (ex)", mlme, 1);
+
+ if (priv->iw_mode != IW_MODE_MASTER
+ && mlmeex->state != DOT11_STATE_ASSOCING)
+ break;
+
+ confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC);
+
+ if (!confirm)
+ break;
+
+ memcpy(&confirm->address, mlmeex->address, ETH_ALEN);
+
+ confirm->id = ((struct obj_mlmeex *)mlme)->id;
+ confirm->state = 0; /* not used */
+ confirm->code = 0;
+
+ wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie);
+
+ if (!wpa_ie_len) {
+ printk(KERN_DEBUG "No WPA IE found from "
+ "address:\t%02x:%02x:%02x:%02x:%02x:%02x\n",
+ mlmeex->address[0],
+ mlmeex->address[1],
+ mlmeex->address[2],
+ mlmeex->address[3],
+ mlmeex->address[4],
+ mlmeex->address[5]
+ );
+ kfree(confirm);
+ break;
+ }
+
+ confirm->size = wpa_ie_len;
+ memcpy(&confirm->data, wpa_ie, wpa_ie_len);
+
+ mgt_set_varlen(priv, oid, confirm, wpa_ie_len);
+
+ kfree(confirm);
+
break;
case DOT11_OID_REASSOCIATEEX:
handle_request(priv, mlme, oid);
- send_formatted_event(priv, "Reassociate request", mlme, 1);
+ send_formatted_event(priv, "Reassociate request (ex)", mlme, 1);
+
+ if (priv->iw_mode != IW_MODE_MASTER
+ && mlmeex->state != DOT11_STATE_ASSOCING)
+ break;
+
+ confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC);
+
+ if (!confirm)
+ break;
+
+ memcpy(&confirm->address, mlmeex->address, ETH_ALEN);
+
+ confirm->id = mlmeex->id;
+ confirm->state = 0; /* not used */
+ confirm->code = 0;
+
+ wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie);
+
+ if (!wpa_ie_len) {
+ printk(KERN_DEBUG "No WPA IE found from "
+ "address:\t%02x:%02x:%02x:%02x:%02x:%02x\n",
+ mlmeex->address[0],
+ mlmeex->address[1],
+ mlmeex->address[2],
+ mlmeex->address[3],
+ mlmeex->address[4],
+ mlmeex->address[5]
+ );
+ kfree(confirm);
+ break;
+ }
+
+ confirm->size = wpa_ie_len;
+ memcpy(&confirm->data, wpa_ie, wpa_ie_len);
+
+ mgt_set_varlen(priv, oid, confirm, wpa_ie_len);
+
+ kfree(confirm);
+
break;
default:
* interrupt context, no locks held.
*/
void
-prism54_process_trap(void *data)
+prism54_process_trap(struct work_struct *work)
{
- struct islpci_mgmtframe *frame = data;
+ struct islpci_mgmtframe *frame =
+ container_of(work, struct islpci_mgmtframe, ws);
struct net_device *ndev = frame->ndev;
enum oid_num_t n = mgt_oidtonum(frame->header->oid);
return ret;
}
-int
+/* Note: currently, use hostapd ioctl from the Host AP driver for WPA
+ * support. This is to be replaced with Linux wireless extensions once they
+ * get WPA support. */
+
+/* Note II: please leave all this together as it will be easier to remove later,
+ * once wireless extensions add WPA support -mcgrof */
+
+/* PRISM54_HOSTAPD ioctl() cmd: */
+enum {
+ PRISM2_SET_ENCRYPTION = 6,
+ PRISM2_HOSTAPD_SET_GENERIC_ELEMENT = 12,
+ PRISM2_HOSTAPD_MLME = 13,
+ PRISM2_HOSTAPD_SCAN_REQ = 14,
+};
+
+#define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12
+#define PRISM54_HOSTAPD SIOCIWFIRSTPRIV+25
+#define PRISM54_DROP_UNENCRYPTED SIOCIWFIRSTPRIV+26
+
+#define PRISM2_HOSTAPD_MAX_BUF_SIZE 1024
+#define PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN \
+((int) (&((struct prism2_hostapd_param *) 0)->u.generic_elem.data))
+
+/* Maximum length for algorithm names (-1 for nul termination)
+ * used in ioctl() */
+#define HOSTAP_CRYPT_ALG_NAME_LEN 16
+
+struct prism2_hostapd_param {
+ u32 cmd;
+ u8 sta_addr[ETH_ALEN];
+ union {
+ struct {
+ u8 alg[HOSTAP_CRYPT_ALG_NAME_LEN];
+ u32 flags;
+ u32 err;
+ u8 idx;
+ u8 seq[8]; /* sequence counter (set: RX, get: TX) */
+ u16 key_len;
+ u8 key[0];
+ } crypt;
+ struct {
+ u8 len;
+ u8 data[0];
+ } generic_elem;
+ struct {
+#define MLME_STA_DEAUTH 0
+#define MLME_STA_DISASSOC 1
+ u16 cmd;
+ u16 reason_code;
+ } mlme;
+ struct {
+ u8 ssid_len;
+ u8 ssid[32];
+ } scan_req;
+ } u;
+};
+
+
+static int
+prism2_ioctl_set_encryption(struct net_device *dev,
+ struct prism2_hostapd_param *param,
+ int param_len)
+{
+ islpci_private *priv = netdev_priv(dev);
+ int rvalue = 0, force = 0;
+ int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0;
+ union oid_res_t r;
+
+ /* with the new API, it's impossible to get a NULL pointer.
+ * New version of iwconfig set the IW_ENCODE_NOKEY flag
+ * when no key is given, but older versions don't. */
+
+ if (param->u.crypt.key_len > 0) {
+ /* we have a key to set */
+ int index = param->u.crypt.idx;
+ int current_index;
+ struct obj_key key = { DOT11_PRIV_TKIP, 0, "" };
+
+ /* get the current key index */
+ rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r);
+ current_index = r.u;
+ /* Verify that the key is not marked as invalid */
+ if (!(param->u.crypt.flags & IW_ENCODE_NOKEY)) {
+ key.length = param->u.crypt.key_len > sizeof (param->u.crypt.key) ?
+ sizeof (param->u.crypt.key) : param->u.crypt.key_len;
+ memcpy(key.key, param->u.crypt.key, key.length);
+ if (key.length == 32)
+ /* we want WPA-PSK */
+ key.type = DOT11_PRIV_TKIP;
+ if ((index < 0) || (index > 3))
+ /* no index provided use the current one */
+ index = current_index;
+
+ /* now send the key to the card */
+ rvalue |=
+ mgt_set_request(priv, DOT11_OID_DEFKEYX, index,
+ &key);
+ }
+ /*
+ * If a valid key is set, encryption should be enabled
+ * (user may turn it off later).
+ * This is also how "iwconfig ethX key on" works
+ */
+ if ((index == current_index) && (key.length > 0))
+ force = 1;
+ } else {
+ int index = (param->u.crypt.flags & IW_ENCODE_INDEX) - 1;
+ if ((index >= 0) && (index <= 3)) {
+ /* we want to set the key index */
+ rvalue |=
+ mgt_set_request(priv, DOT11_OID_DEFKEYID, 0,
+ &index);
+ } else {
+ if (!param->u.crypt.flags & IW_ENCODE_MODE) {
+ /* we cannot do anything. Complain. */
+ return -EINVAL;
+ }
+ }
+ }
+ /* now read the flags */
+ if (param->u.crypt.flags & IW_ENCODE_DISABLED) {
+ /* Encoding disabled,
+ * authen = DOT11_AUTH_OS;
+ * invoke = 0;
+ * exunencrypt = 0; */
+ }
+ if (param->u.crypt.flags & IW_ENCODE_OPEN)
+ /* Encode but accept non-encoded packets. No auth */
+ invoke = 1;
+ if ((param->u.crypt.flags & IW_ENCODE_RESTRICTED) || force) {
+ /* Refuse non-encoded packets. Auth */
+ authen = DOT11_AUTH_BOTH;
+ invoke = 1;
+ exunencrypt = 1;
+ }
+ /* do the change if requested */
+ if ((param->u.crypt.flags & IW_ENCODE_MODE) || force) {
+ rvalue |=
+ mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen);
+ rvalue |=
+ mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke);
+ rvalue |=
+ mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0,
+ &exunencrypt);
+ }
+ return rvalue;
+}
+
+static int
+prism2_ioctl_set_generic_element(struct net_device *ndev,
+ struct prism2_hostapd_param *param,
+ int param_len)
+{
+ islpci_private *priv = netdev_priv(ndev);
+ int max_len, len, alen, ret=0;
+ struct obj_attachment *attach;
+
+ len = param->u.generic_elem.len;
+ max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN;
+ if (max_len < 0 || max_len < len)
+ return -EINVAL;
+
+ alen = sizeof(*attach) + len;
+ attach = kzalloc(alen, GFP_KERNEL);
+ if (attach == NULL)
+ return -ENOMEM;
+
+#define WLAN_FC_TYPE_MGMT 0
+#define WLAN_FC_STYPE_ASSOC_REQ 0
+#define WLAN_FC_STYPE_REASSOC_REQ 2
+
+ /* Note: endianness is covered by mgt_set_varlen */
+
+ attach->type = (WLAN_FC_TYPE_MGMT << 2) |
+ (WLAN_FC_STYPE_ASSOC_REQ << 4);
+ attach->id = -1;
+ attach->size = len;
+ memcpy(attach->data, param->u.generic_elem.data, len);
+
+ ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len);
+
+ if (ret == 0) {
+ attach->type = (WLAN_FC_TYPE_MGMT << 2) |
+ (WLAN_FC_STYPE_REASSOC_REQ << 4);
+
+ ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len);
+
+ if (ret == 0)
+ printk(KERN_DEBUG "%s: WPA IE Attachment was set\n",
+ ndev->name);
+ }
+
+ kfree(attach);
+ return ret;
+
+}
+
+static int
+prism2_ioctl_mlme(struct net_device *dev, struct prism2_hostapd_param *param)
+{
+ return -EOPNOTSUPP;
+}
+
+static int
+prism2_ioctl_scan_req(struct net_device *ndev,
+ struct prism2_hostapd_param *param)
+{
+ islpci_private *priv = netdev_priv(ndev);
+ int i, rvalue;
+ struct obj_bsslist *bsslist;
+ u32 noise = 0;
+ char *extra = "";
+ char *current_ev = "foo";
+ union oid_res_t r;
+
+ if (islpci_get_state(priv) < PRV_STATE_INIT) {
+ /* device is not ready, fail gently */
+ return 0;
+ }
+
+ /* first get the noise value. We will use it to report the link quality */
+ rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r);
+ noise = r.u;
+
+ /* Ask the device for a list of known bss. We can report at most
+ * IW_MAX_AP=64 to the range struct. But the device won't repport anything
+ * if you change the value of IWMAX_BSS=24.
+ */
+ rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r);
+ bsslist = r.ptr;
+
+ /* ok now, scan the list and translate its info */
+ for (i = 0; i < min(IW_MAX_AP, (int) bsslist->nr); i++)
+ current_ev = prism54_translate_bss(ndev, current_ev,
+ extra + IW_SCAN_MAX_DATA,
+ &(bsslist->bsslist[i]),
+ noise);
+ kfree(bsslist);
+
+ return rvalue;
+}
+
+static int
+prism54_hostapd(struct net_device *ndev, struct iw_point *p)
+{
+ struct prism2_hostapd_param *param;
+ int ret = 0;
+ u32 uwrq;
+
+ printk(KERN_DEBUG "prism54_hostapd - len=%d\n", p->length);
+ if (p->length < sizeof(struct prism2_hostapd_param) ||
+ p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer)
+ return -EINVAL;
+
+ param = kmalloc(p->length, GFP_KERNEL);
+ if (param == NULL)
+ return -ENOMEM;
+
+ if (copy_from_user(param, p->pointer, p->length)) {
+ kfree(param);
+ return -EFAULT;
+ }
+
+ switch (param->cmd) {
+ case PRISM2_SET_ENCRYPTION:
+ printk(KERN_DEBUG "%s: Caught WPA supplicant set encryption request\n",
+ ndev->name);
+ ret = prism2_ioctl_set_encryption(ndev, param, p->length);
+ break;
+ case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT:
+ printk(KERN_DEBUG "%s: Caught WPA supplicant set WPA IE request\n",
+ ndev->name);
+ ret = prism2_ioctl_set_generic_element(ndev, param,
+ p->length);
+ break;
+ case PRISM2_HOSTAPD_MLME:
+ printk(KERN_DEBUG "%s: Caught WPA supplicant MLME request\n",
+ ndev->name);
+ ret = prism2_ioctl_mlme(ndev, param);
+ break;
+ case PRISM2_HOSTAPD_SCAN_REQ:
+ printk(KERN_DEBUG "%s: Caught WPA supplicant scan request\n",
+ ndev->name);
+ ret = prism2_ioctl_scan_req(ndev, param);
+ break;
+ case PRISM54_SET_WPA:
+ printk(KERN_DEBUG "%s: Caught WPA supplicant wpa init request\n",
+ ndev->name);
+ uwrq = 1;
+ ret = prism54_set_wpa(ndev, NULL, &uwrq, NULL);
+ break;
+ case PRISM54_DROP_UNENCRYPTED:
+ printk(KERN_DEBUG "%s: Caught WPA drop unencrypted request\n",
+ ndev->name);
+#if 0
+ uwrq = 0x01;
+ mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &uwrq);
+ down_write(&priv->mib_sem);
+ mgt_commit(priv);
+ up_write(&priv->mib_sem);
+#endif
+ /* Not necessary, as set_wpa does it, should we just do it here though? */
+ ret = 0;
+ break;
+ default:
+ printk(KERN_DEBUG "%s: Caught a WPA supplicant request that is not supported\n",
+ ndev->name);
+ ret = -EOPNOTSUPP;
+ break;
+ }
+
+ if (ret == 0 && copy_to_user(p->pointer, param, p->length))
+ ret = -EFAULT;
+
+ kfree(param);
+
+ return ret;
+}
+
+static int
prism54_set_wpa(struct net_device *ndev, struct iw_request_info *info,
__u32 * uwrq, char *extra)
{
islpci_private *priv = netdev_priv(ndev);
+ u32 mlme, authen, dot1x, filter, wep;
- down_write(&priv->mib_sem);
+ if (islpci_get_state(priv) < PRV_STATE_INIT)
+ return 0;
+
+ wep = 1; /* For privacy invoked */
+ filter = 1; /* Filter out all unencrypted frames */
+ dot1x = 0x01; /* To enable eap filter */
+ mlme = DOT11_MLME_EXTENDED;
+ authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */
+ down_write(&priv->mib_sem);
priv->wpa = *uwrq;
- if (priv->wpa) {
- u32 l = DOT11_MLME_EXTENDED;
- mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &l);
+
+ switch (priv->wpa) {
+ default:
+ case 0: /* Clears/disables WPA and friends */
+ wep = 0;
+ filter = 0; /* Do not filter un-encrypted data */
+ dot1x = 0;
+ mlme = DOT11_MLME_AUTO;
+ printk("%s: Disabling WPA\n", ndev->name);
+ break;
+ case 2:
+ case 1: /* WPA */
+ printk("%s: Enabling WPA\n", ndev->name);
+ break;
}
- /* restart the card with new level. Needed ? */
- mgt_commit(priv);
up_write(&priv->mib_sem);
+ mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen);
+ mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &wep);
+ mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &filter);
+ mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x);
+ mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlme);
+
return 0;
}
-int
+static int
prism54_get_wpa(struct net_device *ndev, struct iw_request_info *info,
__u32 * uwrq, char *extra)
{
return 0;
}
-int
+static int
prism54_set_prismhdr(struct net_device *ndev, struct iw_request_info *info,
__u32 * uwrq, char *extra)
{
return 0;
}
-int
+static int
prism54_get_prismhdr(struct net_device *ndev, struct iw_request_info *info,
__u32 * uwrq, char *extra)
{
return 0;
}
-int
+static int
prism54_debug_oid(struct net_device *ndev, struct iw_request_info *info,
__u32 * uwrq, char *extra)
{
return 0;
}
-int
+static int
prism54_debug_get_oid(struct net_device *ndev, struct iw_request_info *info,
struct iw_point *data, char *extra)
{
islpci_private *priv = netdev_priv(ndev);
- struct islpci_mgmtframe *response = NULL;
+ struct islpci_mgmtframe *response;
int ret = -EIO;
printk("%s: get_oid 0x%08X\n", ndev->name, priv->priv_oid);
return ret;
}
-int
+static int
prism54_debug_set_oid(struct net_device *ndev, struct iw_request_info *info,
struct iw_point *data, char *extra)
{
islpci_private *priv = netdev_priv(ndev);
- struct islpci_mgmtframe *response = NULL;
+ struct islpci_mgmtframe *response;
int ret = 0, response_op = PIMFOR_OP_ERROR;
printk("%s: set_oid 0x%08X\tlen: %d\n", ndev->name, priv->priv_oid,
(iw_handler) prism54_get_encode, /* SIOCGIWENCODE */
(iw_handler) NULL, /* SIOCSIWPOWER */
(iw_handler) NULL, /* SIOCGIWPOWER */
+ NULL, /* -- hole -- */
+ NULL, /* -- hole -- */
+ (iw_handler) prism54_set_genie, /* SIOCSIWGENIE */
+ (iw_handler) prism54_get_genie, /* SIOCGIWGENIE */
+ (iw_handler) prism54_set_auth, /* SIOCSIWAUTH */
+ (iw_handler) prism54_get_auth, /* SIOCGIWAUTH */
+ (iw_handler) prism54_set_encodeext, /* SIOCSIWENCODEEXT */
+ (iw_handler) prism54_get_encodeext, /* SIOCGIWENCODEEXT */
+ NULL, /* SIOCSIWPMKSA */
};
/* The low order bit identify a SET (0) or a GET (1) ioctl. */
.standard = (iw_handler *) prism54_handler,
.private = (iw_handler *) prism54_private_handler,
.private_args = (struct iw_priv_args *) prism54_private_args,
- .spy_offset = offsetof(islpci_private, spy_data),
+ .get_wireless_stats = prism54_get_wireless_stats,
};
-/* For ioctls that don't work with the new API */
+/* For wpa_supplicant */
int
prism54_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd)
{
-
+ struct iwreq *wrq = (struct iwreq *) rq;
+ int ret = -1;
+ switch (cmd) {
+ case PRISM54_HOSTAPD:
+ if (!capable(CAP_NET_ADMIN))
+ return -EPERM;
+ ret = prism54_hostapd(ndev, &wrq->u.data);
+ return ret;
+ }
return -EOPNOTSUPP;
}
git://git.onelab.eu / linux-2.6.git / blobdiff