/
conf.h
76 lines (72 loc) · 1.16 KB
/
conf.h
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/*
* Declaration of block device
* switch. Each entry (row) is
* the only link between the
* main unix code and the driver.
* The initialization of the
* device switches is in the
* file conf.c.
*/
struct bdevsw
{
int (*d_open)();
int (*d_close)();
int (*d_strategy)();
int (*d_dump)();
int d_flags;
};
#ifdef KERNEL
struct bdevsw bdevsw[];
#endif
/*
* Character device switch.
*/
extern struct cdevsw
{
int (*d_open)();
int (*d_close)();
int (*d_read)();
int (*d_write)();
int (*d_ioctl)();
int (*d_reset)();
struct streamtab *qinfo;
};
#ifdef KERNEL
struct cdevsw cdevsw[];
#endif
/* file system types */
struct fstypsw {
int (*t_put)();
struct inode *(*t_get)();
int (*t_free)();
int (*t_updat)();
int (*t_read)();
int (*t_write)();
int (*t_trunc)();
int (*t_stat)();
int (*t_nami)();
int (*t_mount)();
int (*t_ioctl)();
};
#ifdef KERNEL
extern struct fstypsw fstypsw[];
extern nfstyp;
#endif
/*
* stream processor table
*/
extern struct streamtab {
struct qinit *rdinit;
struct qinit *wrinit;
} *streamtab[];
/*
* Swap device information
*/
struct swdevt
{
dev_t sw_dev;
int sw_freed;
};
#ifdef KERNEL
struct swdevt swdevt[];
#endif