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/* orinoco.h
*
* Common definitions to all pieces of the various orinoco
* drivers
*/
#ifndef _ORINOCO_H
#define _ORINOCO_H
#define DRIVER_VERSION "0.15"
#include <linux/interrupt.h>
#include <linux/netdevice.h>
#include <linux/wireless.h>
#include <net/iw_handler.h>
#include "hermes.h"
/* To enable debug messages */
//#define ORINOCO_DEBUG 3
#define WIRELESS_SPY // enable iwspy support
#define MAX_SCAN_LEN 4096
#define ORINOCO_MAX_KEY_SIZE 14
#define ORINOCO_MAX_KEYS 4
struct orinoco_key {
__le16 len; /* always stored as little-endian */
char data[ORINOCO_MAX_KEY_SIZE];
} __attribute__ ((packed));
#define TKIP_KEYLEN 16
#define MIC_KEYLEN 8
struct orinoco_tkip_key {
u8 tkip[TKIP_KEYLEN];
u8 tx_mic[MIC_KEYLEN];
u8 rx_mic[MIC_KEYLEN];
};
typedef enum {
FIRMWARE_TYPE_AGERE,
FIRMWARE_TYPE_INTERSIL,
FIRMWARE_TYPE_SYMBOL
} fwtype_t;
struct bss_element {
union hermes_scan_info bss;
unsigned long last_scanned;
struct list_head list;
};
struct xbss_element {
struct agere_ext_scan_info bss;
unsigned long last_scanned;
struct list_head list;
};
struct hermes_rx_descriptor;
struct orinoco_rx_data {
struct hermes_rx_descriptor *desc;
struct sk_buff *skb;
struct list_head list;
};
struct orinoco_private {
void *card; /* Pointer to card dependent structure */
struct device *dev;
int (*hard_reset)(struct orinoco_private *);
int (*stop_fw)(struct orinoco_private *, int);
/* Synchronisation stuff */
spinlock_t lock;
int hw_unavailable;
struct work_struct reset_work;
/* Interrupt tasklets */
struct tasklet_struct rx_tasklet;
struct list_head rx_list;
struct orinoco_rx_data *rx_data;
/* driver state */
int open;
u16 last_linkstatus;
struct work_struct join_work;
struct work_struct wevent_work;
/* Net device stuff */
struct net_device *ndev;
struct net_device_stats stats;
struct iw_statistics wstats;
/* Hardware control variables */
hermes_t hw;
u16 txfid;
/* Capabilities of the hardware/firmware */
fwtype_t firmware_type;
char fw_name[32];
int ibss_port;
int nicbuf_size;
u16 channel_mask;
/* Boolean capabilities */
unsigned int has_ibss:1;
unsigned int has_port3:1;
unsigned int has_wep:1;
unsigned int has_big_wep:1;
unsigned int has_mwo:1;
unsigned int has_pm:1;
unsigned int has_preamble:1;
unsigned int has_sensitivity:1;
unsigned int has_hostscan:1;
unsigned int has_alt_txcntl:1;
unsigned int has_ext_scan:1;
unsigned int has_wpa:1;
unsigned int do_fw_download:1;
unsigned int broken_disableport:1;
unsigned int broken_monitor:1;
/* Configuration paramaters */
u32 iw_mode;
int prefer_port3;
u16 encode_alg, wep_restrict, tx_key;
struct orinoco_key keys[ORINOCO_MAX_KEYS];
int bitratemode;
char nick[IW_ESSID_MAX_SIZE+1];
char desired_essid[IW_ESSID_MAX_SIZE+1];
char desired_bssid[ETH_ALEN];
int bssid_fixed;
u16 frag_thresh, mwo_robust;
u16 channel;
u16 ap_density, rts_thresh;
u16 pm_on, pm_mcast, pm_period, pm_timeout;
u16 preamble;
#ifdef WIRELESS_SPY
struct iw_spy_data spy_data; /* iwspy support */
struct iw_public_data wireless_data;
#endif
/* Configuration dependent variables */
int port_type, createibss;
int promiscuous, mc_count;
/* Scanning support */
struct list_head bss_list;
struct list_head bss_free_list;
void *bss_xbss_data;
int scan_inprogress; /* Scan pending... */
u32 scan_mode; /* Type of scan done */
/* WPA support */
u8 *wpa_ie;
int wpa_ie_len;
struct orinoco_tkip_key tkip_key[ORINOCO_MAX_KEYS];
struct crypto_hash *rx_tfm_mic;
struct crypto_hash *tx_tfm_mic;
unsigned int wpa_enabled:1;
unsigned int tkip_cm_active:1;
unsigned int key_mgmt:3;
};
#ifdef ORINOCO_DEBUG
extern int orinoco_debug;
#define DEBUG(n, args...) do { if (orinoco_debug>(n)) printk(KERN_DEBUG args); } while(0)
#else
#define DEBUG(n, args...) do { } while (0)
#endif /* ORINOCO_DEBUG */
/********************************************************************/
/* Exported prototypes */
/********************************************************************/
extern struct net_device *alloc_orinocodev(
int sizeof_card, struct device *device,
int (*hard_reset)(struct orinoco_private *),
int (*stop_fw)(struct orinoco_private *, int));
extern void free_orinocodev(struct net_device *dev);
extern int __orinoco_up(struct net_device *dev);
extern int __orinoco_down(struct net_device *dev);
extern int orinoco_reinit_firmware(struct net_device *dev);
extern irqreturn_t orinoco_interrupt(int irq, void * dev_id);
/********************************************************************/
/* Locking and synchronization functions */
/********************************************************************/
static inline int orinoco_lock(struct orinoco_private *priv,
unsigned long *flags)
{
spin_lock_irqsave(&priv->lock, *flags);
if (priv->hw_unavailable) {
DEBUG(1, "orinoco_lock() called with hw_unavailable (dev=%p)\n",
priv->ndev);
spin_unlock_irqrestore(&priv->lock, *flags);
return -EBUSY;
}
return 0;
}
static inline void orinoco_unlock(struct orinoco_private *priv,
unsigned long *flags)
{
spin_unlock_irqrestore(&priv->lock, *flags);
}
#endif /* _ORINOCO_H */
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