1 #ifndef _CACHE_H 2 #define _CACHE_H 3 4 #include <stdint.h> 5 #include <com32.h> 6 #include "disk.h" 7 #include "fs.h" 8 9 /* The cache structure */ 10 struct cache { 11 block_t block; 12 struct cache *prev; 13 struct cache *next; 14 void *data; 15 }; 16 17 /* functions defined in cache.c */ 18 void cache_init(struct device *, int); 19 const void *get_cache(struct device *, block_t); 20 struct cache *_get_cache_block(struct device *, block_t); 21 void cache_lock_block(struct cache *); 22 size_t cache_read(struct fs_info *, void *, uint64_t, size_t); 23 24 #endif /* cache.h */ 25
