diff options
Diffstat (limited to 'lib/hash.h')
| -rw-r--r-- | lib/hash.h | 44 |
1 files changed, 38 insertions, 6 deletions
diff --git a/lib/hash.h b/lib/hash.h index ceebb5234..1e2e5dfb4 100644 --- a/lib/hash.h +++ b/lib/hash.h @@ -7,7 +7,7 @@ * | (__| |_| | _ <| |___ * \___|\___/|_| \_\_____| * - * Copyright (C) 1998 - 2005, Daniel Stenberg, <daniel@haxx.se>, et al. + * Copyright (C) 1998 - 2007, Daniel Stenberg, <daniel@haxx.se>, et al. * * This software is licensed as described in the file COPYING, which * you should have received as part of this distribution. The terms @@ -29,10 +29,29 @@ #include "llist.h" +/* Hash function prototype */ +typedef size_t (*hash_function) (void* key, + size_t key_length, + size_t slots_num); + +/* + Comparator function prototype. Compares two keys. +*/ +typedef size_t (*comp_function) (void* key1, + size_t key1_len, + void*key2, + size_t key2_len); + typedef void (*curl_hash_dtor)(void *); struct curl_hash { struct curl_llist **table; + + /* Hash function to be used for this hash table */ + hash_function hash_func; + + /* Comparator function to compare keys */ + comp_function comp_func; curl_hash_dtor dtor; int slots; size_t size; @@ -45,11 +64,20 @@ struct curl_hash_element { }; -int Curl_hash_init(struct curl_hash *, int, curl_hash_dtor); -struct curl_hash *Curl_hash_alloc(int, curl_hash_dtor); -void *Curl_hash_add(struct curl_hash *, char *, size_t, void *); -int Curl_hash_delete(struct curl_hash *h, char *key, size_t key_len); -void *Curl_hash_pick(struct curl_hash *, char *, size_t); +int Curl_hash_init(struct curl_hash *h, + int slots, + hash_function hfunc, + comp_function comparator, + curl_hash_dtor dtor); + +struct curl_hash *Curl_hash_alloc(int slots, + hash_function hfunc, + comp_function comparator, + curl_hash_dtor dtor); + +void *Curl_hash_add(struct curl_hash *h, void *key, size_t key_len, void *p); +int Curl_hash_delete(struct curl_hash *h, void *key, size_t key_len); +void *Curl_hash_pick(struct curl_hash *, void * key, size_t key_len); void Curl_hash_apply(struct curl_hash *h, void *user, void (*cb)(void *user, void *ptr)); int Curl_hash_count(struct curl_hash *h); @@ -58,4 +86,8 @@ void Curl_hash_clean_with_criterium(struct curl_hash *h, void *user, int (*comp)(void *, void *)); void Curl_hash_destroy(struct curl_hash *h); +size_t Curl_hash_str(void* key, size_t key_length, size_t slots_num); +size_t Curl_str_key_compare(void*k1, size_t key1_len, void*k2, + size_t key2_len); + #endif |