Lines Matching refs:hash
122 #define HASH_DELETE_KEY_VALUE(hash, keypointer, valuepointer) \ argument
123 if (hash->keyDeleter != NULL && keypointer != NULL) { \
124 (*hash->keyDeleter)(keypointer); \
126 if (hash->valueDeleter != NULL && valuepointer != NULL) { \
127 (*hash->valueDeleter)(valuepointer); \
143 _uhash_setElement(UHashtable *hash, UHashElement* e, in _uhash_setElement() argument
148 if (hash->keyDeleter != NULL && e->key.pointer != NULL && in _uhash_setElement()
150 (*hash->keyDeleter)(e->key.pointer); in _uhash_setElement()
152 if (hash->valueDeleter != NULL) { in _uhash_setElement()
155 (*hash->valueDeleter)(oldValue.pointer); in _uhash_setElement()
183 _uhash_internalRemoveElement(UHashtable *hash, UHashElement* e) { in _uhash_internalRemoveElement() argument
186 --hash->count; in _uhash_internalRemoveElement()
188 return _uhash_setElement(hash, e, HASH_DELETED, empty, empty, 0); in _uhash_internalRemoveElement()
192 _uhash_internalSetResizePolicy(UHashtable *hash, enum UHashResizePolicy policy) { in _uhash_internalSetResizePolicy() argument
193 U_ASSERT(hash != NULL); in _uhash_internalSetResizePolicy()
196 hash->lowWaterRatio = RESIZE_POLICY_RATIO_TABLE[policy * 2]; in _uhash_internalSetResizePolicy()
197 hash->highWaterRatio = RESIZE_POLICY_RATIO_TABLE[policy * 2 + 1]; in _uhash_internalSetResizePolicy()
210 _uhash_allocate(UHashtable *hash, in _uhash_allocate() argument
221 hash->primeIndex = primeIndex; in _uhash_allocate()
222 hash->length = PRIMES[primeIndex]; in _uhash_allocate()
224 p = hash->elements = (UHashElement*) in _uhash_allocate()
225 uprv_malloc(sizeof(UHashElement) * hash->length); in _uhash_allocate()
227 if (hash->elements == NULL) { in _uhash_allocate()
235 limit = p + hash->length; in _uhash_allocate()
243 hash->count = 0; in _uhash_allocate()
244 hash->lowWaterMark = (int32_t)(hash->length * hash->lowWaterRatio); in _uhash_allocate()
245 hash->highWaterMark = (int32_t)(hash->length * hash->highWaterRatio); in _uhash_allocate()
333 _uhash_find(const UHashtable *hash, UHashTok key, in _uhash_find() argument
340 UHashElement *elements = hash->elements; in _uhash_find()
343 startIndex = theIndex = (hashcode ^ 0x4000000) % hash->length; in _uhash_find()
348 if ((*hash->keyComparator)(key, elements[theIndex].key)) { in _uhash_find()
366 jump = (hashcode % (hash->length - 1)) + 1; in _uhash_find()
368 theIndex = (theIndex + jump) % hash->length; in _uhash_find()
395 _uhash_rehash(UHashtable *hash, UErrorCode *status) { in _uhash_rehash() argument
397 UHashElement *old = hash->elements; in _uhash_rehash()
398 int32_t oldLength = hash->length; in _uhash_rehash()
399 int32_t newPrimeIndex = hash->primeIndex; in _uhash_rehash()
402 if (hash->count > hash->highWaterMark) { in _uhash_rehash()
406 } else if (hash->count < hash->lowWaterMark) { in _uhash_rehash()
414 _uhash_allocate(hash, newPrimeIndex, status); in _uhash_rehash()
417 hash->elements = old; in _uhash_rehash()
418 hash->length = oldLength; in _uhash_rehash()
424 UHashElement *e = _uhash_find(hash, old[i].key, old[i].hashcode); in _uhash_rehash()
430 ++hash->count; in _uhash_rehash()
438 _uhash_remove(UHashtable *hash, in _uhash_remove() argument
448 UHashElement* e = _uhash_find(hash, key, hash->keyHasher(key)); in _uhash_remove()
453 result = _uhash_internalRemoveElement(hash, e); in _uhash_remove()
454 if (hash->count < hash->lowWaterMark) { in _uhash_remove()
456 _uhash_rehash(hash, &status); in _uhash_remove()
463 _uhash_put(UHashtable *hash, in _uhash_put() argument
481 U_ASSERT(hash != NULL); in _uhash_put()
487 return _uhash_remove(hash, key); in _uhash_put()
489 if (hash->count > hash->highWaterMark) { in _uhash_put()
490 _uhash_rehash(hash, status); in _uhash_put()
496 hashcode = (*hash->keyHasher)(key); in _uhash_put()
497 e = _uhash_find(hash, key, hashcode); in _uhash_put()
508 ++hash->count; in _uhash_put()
509 if (hash->count == hash->length) { in _uhash_put()
511 --hash->count; in _uhash_put()
521 return _uhash_setElement(hash, e, hashcode & 0x7FFFFFFF, key, value, hint); in _uhash_put()
528 HASH_DELETE_KEY_VALUE(hash, key.pointer, value.pointer); in _uhash_put()
574 uhash_close(UHashtable *hash) { in uhash_close() argument
575 if (hash == NULL) { in uhash_close()
578 if (hash->elements != NULL) { in uhash_close()
579 if (hash->keyDeleter != NULL || hash->valueDeleter != NULL) { in uhash_close()
582 while ((e = (UHashElement*) uhash_nextElement(hash, &pos)) != NULL) { in uhash_close()
583 HASH_DELETE_KEY_VALUE(hash, e->key.pointer, e->value.pointer); in uhash_close()
586 uprv_free(hash->elements); in uhash_close()
587 hash->elements = NULL; in uhash_close()
589 if (hash->allocated) { in uhash_close()
590 uprv_free(hash); in uhash_close()
595 uhash_setKeyHasher(UHashtable *hash, UHashFunction *fn) { in uhash_setKeyHasher() argument
596 UHashFunction *result = hash->keyHasher; in uhash_setKeyHasher()
597 hash->keyHasher = fn; in uhash_setKeyHasher()
602 uhash_setKeyComparator(UHashtable *hash, UKeyComparator *fn) { in uhash_setKeyComparator() argument
603 UKeyComparator *result = hash->keyComparator; in uhash_setKeyComparator()
604 hash->keyComparator = fn; in uhash_setKeyComparator()
608 uhash_setValueComparator(UHashtable *hash, UValueComparator *fn){ in uhash_setValueComparator() argument
609 UValueComparator *result = hash->valueComparator; in uhash_setValueComparator()
610 hash->valueComparator = fn; in uhash_setValueComparator()
615 uhash_setKeyDeleter(UHashtable *hash, UObjectDeleter *fn) { in uhash_setKeyDeleter() argument
616 UObjectDeleter *result = hash->keyDeleter; in uhash_setKeyDeleter()
617 hash->keyDeleter = fn; in uhash_setKeyDeleter()
622 uhash_setValueDeleter(UHashtable *hash, UObjectDeleter *fn) { in uhash_setValueDeleter() argument
623 UObjectDeleter *result = hash->valueDeleter; in uhash_setValueDeleter()
624 hash->valueDeleter = fn; in uhash_setValueDeleter()
629 uhash_setResizePolicy(UHashtable *hash, enum UHashResizePolicy policy) { in uhash_setResizePolicy() argument
631 _uhash_internalSetResizePolicy(hash, policy); in uhash_setResizePolicy()
632 hash->lowWaterMark = (int32_t)(hash->length * hash->lowWaterRatio); in uhash_setResizePolicy()
633 hash->highWaterMark = (int32_t)(hash->length * hash->highWaterRatio); in uhash_setResizePolicy()
634 _uhash_rehash(hash, &status); in uhash_setResizePolicy()
638 uhash_count(const UHashtable *hash) { in uhash_count() argument
639 return hash->count; in uhash_count()
643 uhash_get(const UHashtable *hash, in uhash_get() argument
647 return _uhash_find(hash, keyholder, hash->keyHasher(keyholder))->value.pointer; in uhash_get()
651 uhash_iget(const UHashtable *hash, in uhash_iget() argument
655 return _uhash_find(hash, keyholder, hash->keyHasher(keyholder))->value.pointer; in uhash_iget()
659 uhash_geti(const UHashtable *hash, in uhash_geti() argument
663 return _uhash_find(hash, keyholder, hash->keyHasher(keyholder))->value.integer; in uhash_geti()
667 uhash_igeti(const UHashtable *hash, in uhash_igeti() argument
671 return _uhash_find(hash, keyholder, hash->keyHasher(keyholder))->value.integer; in uhash_igeti()
675 uhash_put(UHashtable *hash, in uhash_put() argument
682 return _uhash_put(hash, keyholder, valueholder, in uhash_put()
688 uhash_iput(UHashtable *hash, in uhash_iput() argument
695 return _uhash_put(hash, keyholder, valueholder, in uhash_iput()
701 uhash_puti(UHashtable *hash, in uhash_puti() argument
708 return _uhash_put(hash, keyholder, valueholder, in uhash_puti()
715 uhash_iputi(UHashtable *hash, in uhash_iputi() argument
722 return _uhash_put(hash, keyholder, valueholder, in uhash_iputi()
728 uhash_remove(UHashtable *hash, in uhash_remove() argument
732 return _uhash_remove(hash, keyholder).pointer; in uhash_remove()
736 uhash_iremove(UHashtable *hash, in uhash_iremove() argument
740 return _uhash_remove(hash, keyholder).pointer; in uhash_iremove()
744 uhash_removei(UHashtable *hash, in uhash_removei() argument
748 return _uhash_remove(hash, keyholder).integer; in uhash_removei()
752 uhash_iremovei(UHashtable *hash, in uhash_iremovei() argument
756 return _uhash_remove(hash, keyholder).integer; in uhash_iremovei()
760 uhash_removeAll(UHashtable *hash) { in uhash_removeAll() argument
763 U_ASSERT(hash != NULL); in uhash_removeAll()
764 if (hash->count != 0) { in uhash_removeAll()
765 while ((e = uhash_nextElement(hash, &pos)) != NULL) { in uhash_removeAll()
766 uhash_removeElement(hash, e); in uhash_removeAll()
769 U_ASSERT(hash->count == 0); in uhash_removeAll()
773 uhash_find(const UHashtable *hash, const void* key) { in uhash_find() argument
777 e = _uhash_find(hash, keyholder, hash->keyHasher(keyholder)); in uhash_find()
782 uhash_nextElement(const UHashtable *hash, int32_t *pos) { in uhash_nextElement() argument
787 U_ASSERT(hash != NULL); in uhash_nextElement()
788 for (i = *pos + 1; i < hash->length; ++i) { in uhash_nextElement()
789 if (!IS_EMPTY_OR_DELETED(hash->elements[i].hashcode)) { in uhash_nextElement()
791 return &(hash->elements[i]); in uhash_nextElement()
800 uhash_removeElement(UHashtable *hash, const UHashElement* e) { in uhash_removeElement() argument
801 U_ASSERT(hash != NULL); in uhash_removeElement()
805 return _uhash_internalRemoveElement(hash, nce).pointer; in uhash_removeElement()