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1 /*
2   Copyright 1999-2016 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.
6   obtain a copy of the License at
7 
8     http://www.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 "MagickCore/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 *);
39 
40 extern MagickExport RandomInfo
41   *AcquireRandomInfo(void),
42   *DestroyRandomInfo(RandomInfo *);
43 
44 extern MagickExport StringInfo
45   *GetRandomKey(RandomInfo *,const size_t);
46 
47 extern MagickExport unsigned long
48   GetRandomSecretKey(const RandomInfo *);
49 
50 extern MagickExport void
51   SetRandomKey(RandomInfo *,const size_t,unsigned char *),
52   SetRandomSecretKey(const unsigned long),
53   SetRandomTrueRandom(const MagickBooleanType);
54 
55 #if defined(__cplusplus) || defined(c_plusplus)
56 }
57 #endif
58 
59 #endif
60