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#define _PLUSB_INTPIPE 0x1
#define _PLUSB_BULKOUTPIPE 0x2
#define _PLUSB_BULKINPIPE 0x3
#define _SKB_NUM 1000
// 7 6 5 4 3 2 1 0
// tx rx 1 0
// 1110 0000 rxdata
// 1010 0000 idle
// 0010 0000 tx over
// 0110 tx over + rxd
#define _PLUSB_RXD 0x40
#define _PLUSB_TXOK 0x80
#ifdef __KERNEL__
#define _BULK_DATA_LEN 16384
typedef struct
{
struct list_head skb_list;
struct sk_buff *skb;
int state;
} skb_list_t,*pskb_list_t;
typedef struct
{
struct usb_device *usbdev;
int status;
int connected;
int in_bh;
int opened;
spinlock_t lock;
urb_t *inturb;
urb_t *bulkurb;
struct list_head tx_skb_list;
struct list_head free_skb_list;
struct tq_struct bh;
struct net_device net_dev;
struct net_device_stats net_stats;
} plusb_t,*pplusb_t;
#endif
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