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path: root/drivers/net/wireless/hostap/hostap_main.c
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Diffstat (limited to 'drivers/net/wireless/hostap/hostap_main.c')
-rw-r--r--drivers/net/wireless/hostap/hostap_main.c272
1 files changed, 136 insertions, 136 deletions
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index 8dd4c4446a6..52919ad4272 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -3,8 +3,8 @@
* Intersil Prism2/2.5/3 - hostap.o module, common routines
*
* Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
- * <jkmaline@cc.hut.fi>
- * Copyright (c) 2002-2005, Jouni Malinen <jkmaline@cc.hut.fi>
+ * <j@w1.fi>
+ * Copyright (c) 2002-2005, Jouni Malinen <j@w1.fi>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -12,7 +12,6 @@
* more details.
*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
@@ -25,9 +24,9 @@
#include <linux/rtnetlink.h>
#include <linux/wireless.h>
#include <linux/etherdevice.h>
+#include <net/net_namespace.h>
#include <net/iw_handler.h>
-#include <net/ieee80211.h>
-#include <net/ieee80211_crypt.h>
+#include <net/lib80211.h>
#include <asm/uaccess.h>
#include "hostap_wlan.h"
@@ -38,7 +37,6 @@
MODULE_AUTHOR("Jouni Malinen");
MODULE_DESCRIPTION("Host AP common routines");
MODULE_LICENSE("GPL");
-MODULE_VERSION(PRISM2_VERSION);
#define TX_TIMEOUT (2 * HZ)
@@ -68,26 +66,21 @@ struct net_device * hostap_add_interface(struct local_info *local,
list_add(&iface->list, &local->hostap_interfaces);
mdev = local->dev;
- memcpy(dev->dev_addr, mdev->dev_addr, ETH_ALEN);
+ eth_hw_addr_inherit(dev, mdev);
dev->base_addr = mdev->base_addr;
dev->irq = mdev->irq;
dev->mem_start = mdev->mem_start;
dev->mem_end = mdev->mem_end;
- hostap_setup_dev(dev, local, 0);
+ hostap_setup_dev(dev, local, type);
dev->destructor = free_netdev;
sprintf(dev->name, "%s%s", prefix, name);
if (!rtnl_locked)
rtnl_lock();
- ret = 0;
- if (strchr(dev->name, '%'))
- ret = dev_alloc_name(dev, dev->name);
-
- SET_NETDEV_DEV(dev, mdev->class_dev.dev);
- if (ret >= 0)
- ret = register_netdevice(dev);
+ SET_NETDEV_DEV(dev, mdev->dev.parent);
+ ret = register_netdevice(dev);
if (!rtnl_locked)
rtnl_unlock();
@@ -162,8 +155,7 @@ int prism2_wds_add(local_info_t *local, u8 *remote_addr,
if (prism2_wds_special_addr(iface->u.wds.remote_addr))
empty = iface;
- else if (memcmp(iface->u.wds.remote_addr, remote_addr,
- ETH_ALEN) == 0) {
+ else if (ether_addr_equal(iface->u.wds.remote_addr, remote_addr)) {
match = iface;
break;
}
@@ -188,7 +180,7 @@ int prism2_wds_add(local_info_t *local, u8 *remote_addr,
return -ENOBUFS;
/* verify that there is room for wds# postfix in the interface name */
- if (strlen(local->dev->name) > IFNAMSIZ - 5) {
+ if (strlen(local->dev->name) >= IFNAMSIZ - 5) {
printk(KERN_DEBUG "'%s' too long base device name\n",
local->dev->name);
return -EINVAL;
@@ -221,8 +213,7 @@ int prism2_wds_del(local_info_t *local, u8 *remote_addr,
if (iface->type != HOSTAP_INTERFACE_WDS)
continue;
- if (memcmp(iface->u.wds.remote_addr, remote_addr,
- ETH_ALEN) == 0) {
+ if (ether_addr_equal(iface->u.wds.remote_addr, remote_addr)) {
selected = iface;
break;
}
@@ -251,8 +242,7 @@ u16 hostap_tx_callback_register(local_info_t *local,
unsigned long flags;
struct hostap_tx_callback_info *entry;
- entry = (struct hostap_tx_callback_info *) kmalloc(sizeof(*entry),
- GFP_ATOMIC);
+ entry = kmalloc(sizeof(*entry), GFP_KERNEL);
if (entry == NULL)
return 0;
@@ -297,7 +287,7 @@ int hostap_tx_callback_unregister(local_info_t *local, u16 idx)
int hostap_set_word(struct net_device *dev, int rid, u16 val)
{
struct hostap_interface *iface;
- u16 tmp = cpu_to_le16(val);
+ __le16 tmp = cpu_to_le16(val);
iface = netdev_priv(dev);
return iface->local->func->set_rid(dev, rid, &tmp, 2);
}
@@ -344,10 +334,11 @@ int hostap_set_encryption(local_info_t *local)
char keybuf[WEP_KEY_LEN + 1];
enum { NONE, WEP, OTHER } encrypt_type;
- idx = local->tx_keyidx;
- if (local->crypt[idx] == NULL || local->crypt[idx]->ops == NULL)
+ idx = local->crypt_info.tx_keyidx;
+ if (local->crypt_info.crypt[idx] == NULL ||
+ local->crypt_info.crypt[idx]->ops == NULL)
encrypt_type = NONE;
- else if (strcmp(local->crypt[idx]->ops->name, "WEP") == 0)
+ else if (strcmp(local->crypt_info.crypt[idx]->ops->name, "WEP") == 0)
encrypt_type = WEP;
else
encrypt_type = OTHER;
@@ -395,17 +386,17 @@ int hostap_set_encryption(local_info_t *local)
/* 104-bit support seems to require that all the keys are set to the
* same keylen */
keylen = 6; /* first 5 octets */
- len = local->crypt[idx]->ops->get_key(keybuf, sizeof(keybuf),
- NULL, local->crypt[idx]->priv);
+ len = local->crypt_info.crypt[idx]->ops->get_key(keybuf, sizeof(keybuf), NULL,
+ local->crypt_info.crypt[idx]->priv);
if (idx >= 0 && idx < WEP_KEYS && len > 5)
keylen = WEP_KEY_LEN + 1; /* first 13 octets */
for (i = 0; i < WEP_KEYS; i++) {
memset(keybuf, 0, sizeof(keybuf));
- if (local->crypt[i]) {
- (void) local->crypt[i]->ops->get_key(
+ if (local->crypt_info.crypt[i]) {
+ (void) local->crypt_info.crypt[i]->ops->get_key(
keybuf, sizeof(keybuf),
- NULL, local->crypt[i]->priv);
+ NULL, local->crypt_info.crypt[i]->priv);
}
if (local->func->set_rid(local->dev,
HFA384X_RID_CNFDEFAULTKEY0 + i,
@@ -543,19 +534,18 @@ void hostap_dump_rx_header(const char *name, const struct hfa384x_rx_frame *rx)
fc = __le16_to_cpu(rx->frame_control);
printk(KERN_DEBUG " FC=0x%04x (type=%d:%d) dur=0x%04x seq=0x%04x "
"data_len=%d%s%s\n",
- fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4,
+ fc, (fc & IEEE80211_FCTL_FTYPE) >> 2,
+ (fc & IEEE80211_FCTL_STYPE) >> 4,
__le16_to_cpu(rx->duration_id), __le16_to_cpu(rx->seq_ctrl),
__le16_to_cpu(rx->data_len),
fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "",
fc & IEEE80211_FCTL_FROMDS ? " [FromDS]" : "");
- printk(KERN_DEBUG " A1=" MACSTR " A2=" MACSTR " A3=" MACSTR " A4="
- MACSTR "\n",
- MAC2STR(rx->addr1), MAC2STR(rx->addr2), MAC2STR(rx->addr3),
- MAC2STR(rx->addr4));
+ printk(KERN_DEBUG " A1=%pM A2=%pM A3=%pM A4=%pM\n",
+ rx->addr1, rx->addr2, rx->addr3, rx->addr4);
- printk(KERN_DEBUG " dst=" MACSTR " src=" MACSTR " len=%d\n",
- MAC2STR(rx->dst_addr), MAC2STR(rx->src_addr),
+ printk(KERN_DEBUG " dst=%pM src=%pM len=%d\n",
+ rx->dst_addr, rx->src_addr,
__be16_to_cpu(rx->len));
}
@@ -572,76 +562,40 @@ void hostap_dump_tx_header(const char *name, const struct hfa384x_tx_frame *tx)
fc = __le16_to_cpu(tx->frame_control);
printk(KERN_DEBUG " FC=0x%04x (type=%d:%d) dur=0x%04x seq=0x%04x "
"data_len=%d%s%s\n",
- fc, WLAN_FC_GET_TYPE(fc) >> 2, WLAN_FC_GET_STYPE(fc) >> 4,
+ fc, (fc & IEEE80211_FCTL_FTYPE) >> 2,
+ (fc & IEEE80211_FCTL_STYPE) >> 4,
__le16_to_cpu(tx->duration_id), __le16_to_cpu(tx->seq_ctrl),
__le16_to_cpu(tx->data_len),
fc & IEEE80211_FCTL_TODS ? " [ToDS]" : "",
fc & IEEE80211_FCTL_FROMDS ? " [FromDS]" : "");
- printk(KERN_DEBUG " A1=" MACSTR " A2=" MACSTR " A3=" MACSTR " A4="
- MACSTR "\n",
- MAC2STR(tx->addr1), MAC2STR(tx->addr2), MAC2STR(tx->addr3),
- MAC2STR(tx->addr4));
+ printk(KERN_DEBUG " A1=%pM A2=%pM A3=%pM A4=%pM\n",
+ tx->addr1, tx->addr2, tx->addr3, tx->addr4);
- printk(KERN_DEBUG " dst=" MACSTR " src=" MACSTR " len=%d\n",
- MAC2STR(tx->dst_addr), MAC2STR(tx->src_addr),
+ printk(KERN_DEBUG " dst=%pM src=%pM len=%d\n",
+ tx->dst_addr, tx->src_addr,
__be16_to_cpu(tx->len));
}
-int hostap_80211_header_parse(struct sk_buff *skb, unsigned char *haddr)
-{
- memcpy(haddr, skb->mac.raw + 10, ETH_ALEN); /* addr2 */
- return ETH_ALEN;
-}
-
-
-int hostap_80211_prism_header_parse(struct sk_buff *skb, unsigned char *haddr)
+static int hostap_80211_header_parse(const struct sk_buff *skb,
+ unsigned char *haddr)
{
- if (*(u32 *)skb->mac.raw == LWNG_CAP_DID_BASE) {
- memcpy(haddr, skb->mac.raw +
- sizeof(struct linux_wlan_ng_prism_hdr) + 10,
- ETH_ALEN); /* addr2 */
- } else { /* (*(u32 *)skb->mac.raw == htonl(LWNG_CAPHDR_VERSION)) */
- memcpy(haddr, skb->mac.raw +
- sizeof(struct linux_wlan_ng_cap_hdr) + 10,
- ETH_ALEN); /* addr2 */
- }
+ memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); /* addr2 */
return ETH_ALEN;
}
-int hostap_80211_get_hdrlen(u16 fc)
-{
- int hdrlen = 24;
-
- switch (WLAN_FC_GET_TYPE(fc)) {
- case IEEE80211_FTYPE_DATA:
- if ((fc & IEEE80211_FCTL_FROMDS) && (fc & IEEE80211_FCTL_TODS))
- hdrlen = 30; /* Addr4 */
- break;
- case IEEE80211_FTYPE_CTL:
- switch (WLAN_FC_GET_STYPE(fc)) {
- case IEEE80211_STYPE_CTS:
- case IEEE80211_STYPE_ACK:
- hdrlen = 10;
- break;
- default:
- hdrlen = 16;
- break;
- }
- break;
- }
-
- return hdrlen;
-}
-
-
-struct net_device_stats *hostap_get_stats(struct net_device *dev)
+int hostap_80211_get_hdrlen(__le16 fc)
{
- struct hostap_interface *iface;
- iface = netdev_priv(dev);
- return &iface->stats;
+ if (ieee80211_is_data(fc) && ieee80211_has_a4 (fc))
+ return 30; /* Addr4 */
+ else if (ieee80211_is_cts(fc) || ieee80211_is_ack(fc))
+ return 10;
+ else if (ieee80211_is_ctl(fc))
+ return 16;
+
+ return 24;
}
@@ -674,7 +628,13 @@ static int prism2_close(struct net_device *dev)
netif_device_detach(dev);
}
- flush_scheduled_work();
+ cancel_work_sync(&local->reset_queue);
+ cancel_work_sync(&local->set_multicast_list_queue);
+ cancel_work_sync(&local->set_tim_queue);
+#ifndef PRISM2_NO_STATION_MODES
+ cancel_work_sync(&local->info_queue);
+#endif
+ cancel_work_sync(&local->comms_qual_update);
module_put(local->hw_module);
@@ -705,7 +665,7 @@ static int prism2_open(struct net_device *dev)
if (local->no_pri) {
printk(KERN_DEBUG "%s: could not set interface UP - no PRI "
"f/w\n", dev->name);
- return 1;
+ return -ENODEV;
}
if ((local->func->card_present && !local->func->card_present(local)) ||
@@ -720,7 +680,7 @@ static int prism2_open(struct net_device *dev)
printk(KERN_WARNING "%s: could not enable MAC port\n",
dev->name);
prism2_close(dev);
- return 1;
+ return -ENODEV;
}
if (!local->dev_enabled)
prism2_callback(local, PRISM2_CALLBACK_ENABLE);
@@ -768,14 +728,12 @@ static int prism2_set_mac_address(struct net_device *dev, void *p)
/* TODO: to be further implemented as soon as Prism2 fully supports
* GroupAddresses and correct documentation is available */
-void hostap_set_multicast_list_queue(void *data)
+void hostap_set_multicast_list_queue(struct work_struct *work)
{
- struct net_device *dev = (struct net_device *) data;
- struct hostap_interface *iface;
- local_info_t *local;
+ local_info_t *local =
+ container_of(work, local_info_t, set_multicast_list_queue);
+ struct net_device *dev = local->dev;
- iface = netdev_priv(dev);
- local = iface->local;
if (hostap_set_word(dev, HFA384X_RID_PROMISCUOUSMODE,
local->is_promisc)) {
printk(KERN_INFO "%s: %sabling promiscuous mode failed\n",
@@ -838,46 +796,95 @@ static void prism2_tx_timeout(struct net_device *dev)
local->func->schedule_reset(local);
}
+const struct header_ops hostap_80211_ops = {
+ .create = eth_header,
+ .rebuild = eth_rebuild_header,
+ .cache = eth_header_cache,
+ .cache_update = eth_header_cache_update,
+ .parse = hostap_80211_header_parse,
+};
+EXPORT_SYMBOL(hostap_80211_ops);
+
+
+static const struct net_device_ops hostap_netdev_ops = {
+ .ndo_start_xmit = hostap_data_start_xmit,
+
+ .ndo_open = prism2_open,
+ .ndo_stop = prism2_close,
+ .ndo_do_ioctl = hostap_ioctl,
+ .ndo_set_mac_address = prism2_set_mac_address,
+ .ndo_set_rx_mode = hostap_set_multicast_list,
+ .ndo_change_mtu = prism2_change_mtu,
+ .ndo_tx_timeout = prism2_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
+static const struct net_device_ops hostap_mgmt_netdev_ops = {
+ .ndo_start_xmit = hostap_mgmt_start_xmit,
+
+ .ndo_open = prism2_open,
+ .ndo_stop = prism2_close,
+ .ndo_do_ioctl = hostap_ioctl,
+ .ndo_set_mac_address = prism2_set_mac_address,
+ .ndo_set_rx_mode = hostap_set_multicast_list,
+ .ndo_change_mtu = prism2_change_mtu,
+ .ndo_tx_timeout = prism2_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
+static const struct net_device_ops hostap_master_ops = {
+ .ndo_start_xmit = hostap_master_start_xmit,
+
+ .ndo_open = prism2_open,
+ .ndo_stop = prism2_close,
+ .ndo_do_ioctl = hostap_ioctl,
+ .ndo_set_mac_address = prism2_set_mac_address,
+ .ndo_set_rx_mode = hostap_set_multicast_list,
+ .ndo_change_mtu = prism2_change_mtu,
+ .ndo_tx_timeout = prism2_tx_timeout,
+ .ndo_validate_addr = eth_validate_addr,
+};
void hostap_setup_dev(struct net_device *dev, local_info_t *local,
- int main_dev)
+ int type)
{
struct hostap_interface *iface;
iface = netdev_priv(dev);
ether_setup(dev);
+ dev->priv_flags &= ~IFF_TX_SKB_SHARING;
/* kernel callbacks */
- dev->get_stats = hostap_get_stats;
if (iface) {
/* Currently, we point to the proper spy_data only on
* the main_dev. This could be fixed. Jean II */
iface->wireless_data.spy_data = &iface->spy_data;
dev->wireless_data = &iface->wireless_data;
}
- dev->wireless_handlers =
- (struct iw_handler_def *) &hostap_iw_handler_def;
- dev->do_ioctl = hostap_ioctl;
- dev->open = prism2_open;
- dev->stop = prism2_close;
- dev->hard_start_xmit = hostap_data_start_xmit;
- dev->set_mac_address = prism2_set_mac_address;
- dev->set_multicast_list = hostap_set_multicast_list;
- dev->change_mtu = prism2_change_mtu;
- dev->tx_timeout = prism2_tx_timeout;
+ dev->wireless_handlers = &hostap_iw_handler_def;
dev->watchdog_timeo = TX_TIMEOUT;
- dev->mtu = local->mtu;
- if (!main_dev) {
- /* use main radio device queue */
- dev->tx_queue_len = 0;
+ switch(type) {
+ case HOSTAP_INTERFACE_AP:
+ dev->tx_queue_len = 0; /* use main radio device queue */
+ dev->netdev_ops = &hostap_mgmt_netdev_ops;
+ dev->type = ARPHRD_IEEE80211;
+ dev->header_ops = &hostap_80211_ops;
+ break;
+ case HOSTAP_INTERFACE_MASTER:
+ dev->netdev_ops = &hostap_master_ops;
+ break;
+ default:
+ dev->tx_queue_len = 0; /* use main radio device queue */
+ dev->netdev_ops = &hostap_netdev_ops;
}
- SET_ETHTOOL_OPS(dev, &prism2_ethtool_ops);
+ dev->mtu = local->mtu;
- netif_stop_queue(dev);
-}
+ dev->ethtool_ops = &prism2_ethtool_ops;
+
+}
static int hostap_enable_hostapd(local_info_t *local, int rtnl_locked)
{
@@ -894,10 +901,6 @@ static int hostap_enable_hostapd(local_info_t *local, int rtnl_locked)
if (local->apdev == NULL)
return -ENOMEM;
- local->apdev->hard_start_xmit = hostap_mgmt_start_xmit;
- local->apdev->type = ARPHRD_IEEE80211;
- local->apdev->hard_header_parse = hostap_80211_header_parse;
-
return 0;
}
@@ -1064,7 +1067,8 @@ int prism2_sta_send_mgmt(local_info_t *local, u8 *dst, u16 stype,
meta->iface = netdev_priv(dev);
skb->dev = dev;
- skb->mac.raw = skb->nh.raw = skb->data;
+ skb_reset_mac_header(skb);
+ skb_reset_network_header(skb);
dev_queue_xmit(skb);
return 0;
@@ -1075,15 +1079,15 @@ int prism2_sta_deauth(local_info_t *local, u16 reason)
{
union iwreq_data wrqu;
int ret;
+ __le16 val = cpu_to_le16(reason);
if (local->iw_mode != IW_MODE_INFRA ||
- memcmp(local->bssid, "\x00\x00\x00\x00\x00\x00", ETH_ALEN) == 0 ||
- memcmp(local->bssid, "\x44\x44\x44\x44\x44\x44", ETH_ALEN) == 0)
+ is_zero_ether_addr(local->bssid) ||
+ ether_addr_equal(local->bssid, "\x44\x44\x44\x44\x44\x44"))
return 0;
- reason = cpu_to_le16(reason);
ret = prism2_sta_send_mgmt(local, local->bssid, IEEE80211_STYPE_DEAUTH,
- (u8 *) &reason, 2);
+ (u8 *) &val, 2);
memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN);
wireless_send_event(local->dev, SIOCGIWAP, &wrqu, NULL);
return ret;
@@ -1094,8 +1098,8 @@ struct proc_dir_entry *hostap_proc;
static int __init hostap_init(void)
{
- if (proc_net != NULL) {
- hostap_proc = proc_mkdir("hostap", proc_net);
+ if (init_net.proc_net != NULL) {
+ hostap_proc = proc_mkdir("hostap", init_net.proc_net);
if (!hostap_proc)
printk(KERN_WARNING "Failed to mkdir "
"/proc/net/hostap\n");
@@ -1110,7 +1114,7 @@ static void __exit hostap_exit(void)
{
if (hostap_proc != NULL) {
hostap_proc = NULL;
- remove_proc_entry("hostap", proc_net);
+ remove_proc_entry("hostap", init_net.proc_net);
}
}
@@ -1124,12 +1128,8 @@ EXPORT_SYMBOL(hostap_set_roaming);
EXPORT_SYMBOL(hostap_set_auth_algs);
EXPORT_SYMBOL(hostap_dump_rx_header);
EXPORT_SYMBOL(hostap_dump_tx_header);
-EXPORT_SYMBOL(hostap_80211_header_parse);
-EXPORT_SYMBOL(hostap_80211_prism_header_parse);
EXPORT_SYMBOL(hostap_80211_get_hdrlen);
-EXPORT_SYMBOL(hostap_get_stats);
EXPORT_SYMBOL(hostap_setup_dev);
-EXPORT_SYMBOL(hostap_proc);
EXPORT_SYMBOL(hostap_set_multicast_list_queue);
EXPORT_SYMBOL(hostap_set_hostapd);
EXPORT_SYMBOL(hostap_set_hostapd_sta);