46 lines
		
	
	
		
			957 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			46 lines
		
	
	
		
			957 B
		
	
	
	
		
			C
		
	
	
	
	
	
#ifndef _DS_STORE_H_
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#define _DS_STORE_H_
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/* Type definitions for the Data Store Server. */
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#include <sys/types.h>
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#include <minix/config.h>
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#include <minix/ds.h>
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#include <minix/bitmap.h>
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#include <regex.h>
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#define NR_DS_KEYS	(2*NR_SYS_PROCS)	/* number of entries */
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#define NR_DS_SUBS	(4*NR_SYS_PROCS)	/* number of subscriptions */
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#define NR_DS_SNAPSHOT	5	/* number of snapshots */
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/* Base 'class' for the following 3 structs. */
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struct data_store {
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	int	flags;
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	char	key[DS_MAX_KEYLEN];	/* key to lookup information */
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	char	owner[DS_MAX_KEYLEN];
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	union {
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		unsigned u32;
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		struct {
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			void *data;
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			size_t length;
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			size_t reallen;
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		} mem;
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		struct dsi_map {
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			void *data;
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			size_t length;
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			void *realpointer;
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			void *snapshots[NR_DS_SNAPSHOT];
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			int sindex;
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		} map;
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	} u;
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};
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struct subscription {
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	int		flags;
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	char		owner[DS_MAX_KEYLEN];
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	regex_t		regex;
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	bitchunk_t	old_subs[BITMAP_CHUNKS(NR_DS_KEYS)];	
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};
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#endif /* _DS_STORE_H_ */
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