X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=set.h;h=a16cbedbfc8e309f8a841df506779f9b439cf1de;hb=ab6e5f147eb9fa303653ef664f79048110d4a12b;hp=9aefdbcb56e6803a0cc10bdd548975462319949c;hpb=6091827530d6dd43479d6709fb6e9f745c11e900;p=elogind.git diff --git a/set.h b/set.h index 9aefdbcb5..a16cbedbf 100644 --- a/set.h +++ b/set.h @@ -14,26 +14,33 @@ typedef struct Set Set; Set *set_new(hash_func_t hash_func, compare_func_t compare_func); -void set_free(Set* set); +void set_free(Set* s); +Set* set_copy(Set *s); +int set_ensure_allocated(Set **s, hash_func_t hash_func, compare_func_t compare_func); int set_put(Set *s, void *value); +int set_replace(Set *s, void *value); void *set_get(Set *s, void *value); void *set_remove(Set *s, void *value); +int set_merge(Set *s, Set *other); + unsigned set_size(Set *s); bool set_isempty(Set *s); -void *set_iterate(Set *h, void **state); -void *set_iterate_backwards(Set *h, void **state); +void *set_iterate(Set *s, Iterator *i); +void *set_iterate_backwards(Set *s, Iterator *i); +void *set_iterate_skip(Set *s, void *value, Iterator *i); -void *set_steal_first(Set *h); -void* set_first(Set *h); -void* set_last(Set *h); +void set_clear(Set *s); +void *set_steal_first(Set *s); +void* set_first(Set *s); +void* set_last(Set *s); -#define SET_FOREACH(e, s, state) \ - for ((state) = NULL, (e) = set_iterate((s), &(state)); (e); (e) = set_iterate((s), &(state))) +#define SET_FOREACH(e, s, i) \ + for ((i) = ITERATOR_FIRST, (e) = set_iterate((s), &(i)); (e); (e) = set_iterate((s), &(i))) -#define SET_FOREACH_BACKWARDS(e, s, state) \ - for ((state) = NULL, (e) = set_iterate_backwards((s), &(state)); (e); (e) = set_iterate_backwards((s), &(state))) +#define SET_FOREACH_BACKWARDS(e, s, i) \ + for ((i) = ITERATOR_LAST, (e) = set_iterate_backwards((s), &(i)); (e); (e) = set_iterate_backwards((s), &(i))) #endif