xref: /minix/minix/drivers/storage/fbd/rule.h (revision 9f988b79)
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 */
21