hashmap.h

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/*
  Copyright @ 1999 ImageMagick Studio LLC, a non-profit organization
  dedicated to making software imaging solutions freely available.
 
  You may not use this file except in compliance with the License.
  obtain a copy of the License at
 
    https://imagemagick.org/script/license.php
 
  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
 
  Wizard's Toolkit hash methods.
*/
#ifndef _WIZARDSTOOLKIT_HASHMAP_H
#define _WIZARDSTOOLKIT_HASHMAP_H
 
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
 
#define SmallHashmapSize  17
#define MediumHashmapSize  509
#define LargeHashmapSize  8191
#define HugeHashmapSize  131071
 
typedef struct _HashmapInfo
  HashmapInfo;
 
typedef struct _LinkedListInfo
  LinkedListInfo;
 
extern WizardExport HashmapInfo
  *DestroyHashmap(HashmapInfo *),
  *NewHashmap(const size_t,size_t (*)(const void *),
    WizardBooleanType (*)(const void *,const void *),void *(*)(void *),
    void *(*)(void *));
 
extern WizardExport LinkedListInfo
  *DestroyLinkedList(LinkedListInfo *,void *(*)(void *)),
  *NewLinkedList(const size_t);
 
extern WizardExport WizardBooleanType
  AppendValueToLinkedList(LinkedListInfo *,const void *),
  CompareHashmapString(const void *,const void *),
  CompareHashmapStringInfo(const void *,const void *),
  InsertValueInLinkedList(LinkedListInfo *,const size_t,const void *),
  InsertValueInSortedLinkedList(LinkedListInfo *,
    int (*)(const void *,const void *),void **,const void *),
  IsHashmapEmpty(const HashmapInfo *),
  IsLinkedListEmpty(const LinkedListInfo *),
  LinkedListToArray(LinkedListInfo *,void **),
  PutEntryInHashmap(HashmapInfo *,const void *,const void *);
 
extern WizardExport size_t
  HashPointerType(const void *),
  HashStringType(const void *),
  HashStringInfoType(const void *);
 
extern WizardExport size_t
  GetNumberOfElementsInLinkedList(const LinkedListInfo *),
  GetNumberOfEntriesInHashmap(const HashmapInfo *);
 
extern WizardExport void
  ClearLinkedList(LinkedListInfo *,void *(*)(void *)),
  *GetLastValueInLinkedList(LinkedListInfo *),
  *GetNextKeyInHashmap(HashmapInfo *),
  *GetNextValueInHashmap(HashmapInfo *),
  *GetNextValueInLinkedList(LinkedListInfo *),
  *GetValueFromHashmap(HashmapInfo *,const void *),
  *GetValueFromLinkedList(LinkedListInfo *,const size_t),
  *RemoveElementByValueFromLinkedList(LinkedListInfo *,const void *),
  *RemoveElementFromLinkedList(LinkedListInfo *,const size_t),
  *RemoveEntryFromHashmap(HashmapInfo *,const void *),
  *RemoveLastElementFromLinkedList(LinkedListInfo *),
  ResetHashmapIterator(HashmapInfo *),
  ResetLinkedListIterator(LinkedListInfo *);
 
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
 
#endif