diff options
Diffstat (limited to 'lib/ccan/htable/htable.h')
| -rw-r--r-- | lib/ccan/htable/htable.h | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/lib/ccan/htable/htable.h b/lib/ccan/htable/htable.h index 73f4da847a..b3962ac050 100644 --- a/lib/ccan/htable/htable.h +++ b/lib/ccan/htable/htable.h @@ -2,25 +2,43 @@ #ifndef CCAN_HTABLE_H #define CCAN_HTABLE_H #include "config.h" +#include <stdint.h> #include <stdbool.h> #include <stdlib.h> -struct htable; +/** + * struct htable - private definition of a htable. + * + * It's exposed here so you can put it in your structures and so we can + * supply inline functions. + */ +struct htable { + size_t (*rehash)(const void *elem, void *priv); + void *priv; + unsigned int bits; + size_t elems, deleted, max, max_with_deleted; + /* These are the bits which are the same in all pointers. */ + uintptr_t common_mask, common_bits; + uintptr_t perfect_bit; + uintptr_t *table; +}; /** - * htable_new - allocate a hash tree. + * htable_init - initialize an empty hash tree. + * @ht: the hash table to initialize * @rehash: hash function to use for rehashing. * @priv: private argument to @rehash function. */ -struct htable *htable_new(size_t (*hash)(const void *elem, void *priv), - void *priv); +void htable_init(struct htable *ht, + size_t (*rehash)(const void *elem, void *priv), void *priv); /** - * htable_free - dellocate a hash tree. + * htable_clear - empty a hash tree. + * @ht: the hash table to clear * * This doesn't do anything to any pointers left in it. */ -void htable_free(const struct htable *); +void htable_clear(struct htable *ht); /** * htable_rehash - use a hashtree's rehash function |