MagickCore  6.9.12-67
Convert, Edit, Or Compose Bitmap Images
 All Data Structures
random_.h
1 /*
2  Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
3  dedicated to making software imaging solutions freely available.
4 
5  You may not use this file except in compliance with the License. You may
6  obtain a copy of the License at
7 
8  https://imagemagick.org/script/license.php
9 
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.
15 
16  MagickCore random methods.
17 */
18 #ifndef MAGICKCORE_RANDOM__H
19 #define MAGICKCORE_RANDOM__H
20 
21 #include "magick/string_.h"
22 
23 #if defined(__cplusplus) || defined(c_plusplus)
24 extern "C" {
25 #endif
26 
27 /*
28  Typedef declarations.
29 */
30 typedef struct _RandomInfo
31  RandomInfo;
32 
33 /*
34  Method declarations.
35 */
36 extern MagickExport double
37  GetRandomValue(RandomInfo *),
38  GetPseudoRandomValue(RandomInfo *magick_restrict);
39 
40 extern MagickExport MagickBooleanType
41  RandomComponentGenesis(void);
42 
43 extern MagickExport RandomInfo
44  *AcquireRandomInfo(void),
45  *DestroyRandomInfo(RandomInfo *);
46 
47 extern MagickExport StringInfo
48  *GetRandomKey(RandomInfo *,const size_t);
49 
50 extern MagickExport unsigned long
51  GetRandomSecretKey(const RandomInfo *);
52 
53 extern MagickExport void
54  RandomComponentTerminus(void),
55  SeedPseudoRandomGenerator(const unsigned long),
56  SetRandomKey(RandomInfo *,const size_t,unsigned char *),
57  SetRandomSecretKey(const unsigned long),
58  SetRandomTrueRandom(const MagickBooleanType);
59 
60 #if defined(__cplusplus) || defined(c_plusplus)
61 }
62 #endif
63 
64 #endif