minix/drivers/storage/fbd/rule.h

   1 #ifndef _FBD_RULE_H
   2 #define _FBD_RULE_H
   3
   4 #define MAX_RULES       16
   5
   6 extern int rule_ctl(unsigned long request, endpoint_t endpt,
   7         cp_grant_id_t grant);
   8
   9 extern int rule_find(u64_t pos, size_t size, int flag);
  10
  11 extern void rule_pre_hook(iovec_t *iov, unsigned *count, size_t *size,
  12         u64_t *pos);
  13 extern void rule_io_hook(char *buf, size_t size, u64_t pos, int flag);
  14 extern void rule_post_hook(size_t osize, int *result);
  15
  16 #define PRE_HOOK        0x1
  17 #define IO_HOOK         0x2
  18 #define POST_HOOK       0x4
  19
  20 #endif /* _FBD_RULE_H */