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git-svn-id: file:///svn/tokudb@377 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Bradley C. Kuszmaul 2007-10-02 14:14:24 +00:00
parent 35404cb2eb
commit 578218bdfc
1 changed files with 5 additions and 5 deletions
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10
newbrt/cachetable.h
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@ -19,8 +19,8 @@ typedef struct cachefile *CACHEFILE;
* Note: The cachetable should use a common pool of memory, flushing things across cachetables.
* (The first implementation doesn't)
* If you pin something twice, you must unpin it twice.
* table_size is the initial size of the cache table hash table
* size limit is the upper bound of the sum of size of the entries in the cache table
* table_size is the initial size of the cache table hash table (in number of entries)
* size limit is the upper bound of the sum of size of the entries in the cache table (total number of bytes)
*/
int create_cachetable_size(CACHETABLE */*result*/, int table_size, long size_limit);
@ -33,10 +33,10 @@ typedef int (*cachetable_fetch_func_t)(CACHEFILE, CACHEKEY key, void **value, lo
/* Error if already present. On success, pin the value. */
int cachetable_put_size(CACHEFILE cf, CACHEKEY key, void* value, long size,
cachetable_flush_func_t flush_callback, cachetable_fetch_func_t fetch_callback, void *extraargs);
cachetable_flush_func_t flush_callback, cachetable_fetch_func_t fetch_callback, void *extraargs);
int cachetable_get_and_pin_size(CACHEFILE, CACHEKEY, void**/*value*/, long *sizep,
cachetable_flush_func_t flush_callback, cachetable_fetch_func_t fetch_callback, void *extraargs);
cachetable_flush_func_t flush_callback, cachetable_fetch_func_t fetch_callback, void *extraargs);
/* If the the item is already in memory, then return 0 and store it in the void**.
* If the item is not in memory, then return nonzero. */
@ -62,7 +62,7 @@ int cachefile_fd (CACHEFILE);
void cachetable_print_state (CACHETABLE ct);
void cachetable_get_state(CACHETABLE ct, int *num_entries_ptr, int *hash_size_ptr, long *size_current_ptr, long *size_limit_ptr);
int cachetable_get_key_state(CACHETABLE ct, CACHEKEY key, void **value_ptr,
int *dirty_ptr, long long *pin_ptr, long *size_ptr);
int *dirty_ptr, long long *pin_ptr, long *size_ptr);
// Compat, will be removed
static inline int create_cachetable (CACHETABLE *result, int table_size) {