2 Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization
3 dedicated to making software imaging solutions freely available.
5 You may not use this file except in compliance with the License.
6 obtain a copy of the License at
8 http://www.imagemagick.org/script/license.php
10 Unless required by applicable law or agreed to in writing, software
11 distributed under the License is distributed on an "AS IS" BASIS,
12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 See the License for the specific language governing permissions and
14 limitations under the License.
16 MagickCore hash methods.
18 #ifndef _MAGICKCORE_HASHMAP_H
19 #define _MAGICKCORE_HASHMAP_H
21 #if defined(__cplusplus) || defined(c_plusplus)
25 #define SmallHashmapSize 17
26 #define MediumHashmapSize 509
27 #define LargeHashmapSize 8191
28 #define HugeHashmapSize 131071
30 typedef struct _HashmapInfo
33 typedef struct _LinkedListInfo
36 extern MagickExport HashmapInfo
37 *DestroyHashmap(HashmapInfo *),
38 *NewHashmap(const size_t,size_t (*)(const void *),MagickBooleanType (*)
39 (const void *,const void *),void *(*)(void *),void *(*)(void *));
41 extern MagickExport LinkedListInfo
42 *DestroyLinkedList(LinkedListInfo *,void *(*)(void *)),
43 *NewLinkedList(const size_t);
45 extern MagickExport MagickBooleanType
46 AppendValueToLinkedList(LinkedListInfo *,const void *),
47 CompareHashmapString(const void *,const void *),
48 CompareHashmapStringInfo(const void *,const void *),
49 InsertValueInLinkedList(LinkedListInfo *,const size_t,const void *),
50 InsertValueInSortedLinkedList(LinkedListInfo *,
51 int (*)(const void *,const void *),void **,const void *),
52 IsHashmapEmpty(const HashmapInfo *),
53 IsLinkedListEmpty(const LinkedListInfo *),
54 LinkedListToArray(LinkedListInfo *,void **),
55 PutEntryInHashmap(HashmapInfo *,const void *,const void *);
57 extern MagickExport size_t
58 GetNumberOfElementsInLinkedList(const LinkedListInfo *),
59 GetNumberOfEntriesInHashmap(const HashmapInfo *),
60 HashPointerType(const void *),
61 HashStringType(const void *),
62 HashStringInfoType(const void *);
64 extern MagickExport void
65 ClearLinkedList(LinkedListInfo *,void *(*)(void *)),
66 *GetLastValueInLinkedList(LinkedListInfo *),
67 *GetNextKeyInHashmap(HashmapInfo *),
68 *GetNextValueInHashmap(HashmapInfo *),
69 *GetNextValueInLinkedList(LinkedListInfo *),
70 *GetValueFromHashmap(HashmapInfo *,const void *),
71 *GetValueFromLinkedList(LinkedListInfo *,const size_t),
72 *RemoveElementByValueFromLinkedList(LinkedListInfo *,const void *),
73 *RemoveElementFromLinkedList(LinkedListInfo *,const size_t),
74 *RemoveEntryFromHashmap(HashmapInfo *,const void *),
75 *RemoveLastElementFromLinkedList(LinkedListInfo *),
76 ResetHashmapIterator(HashmapInfo *),
77 ResetLinkedListIterator(LinkedListInfo *);
79 #if defined(__cplusplus) || defined(c_plusplus)