MagickCore 6.9.12-20
Convert, Edit, Or Compose Bitmap Images
random-private.h
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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 generation private methods.
17*/
18#ifndef MAGICKCORE_RANDOM_PRIVATE_H
19#define MAGICKCORE_RANDOM_PRIVATE_H
20
22
23#if defined(__cplusplus) || defined(c_plusplus)
24extern "C" {
25#endif
26
29{
30 ssize_t
31 i;
32
33 assert(random_info != (RandomInfo **) NULL);
34 for (i=0; i < (ssize_t) GetMagickResourceLimit(ThreadResource); i++)
35 if (random_info[i] != (RandomInfo *) NULL)
38}
39
41{
42 ssize_t
43 i;
44
47
48 size_t
49 number_threads;
50
51 number_threads=(size_t) GetMagickResourceLimit(ThreadResource);
53 sizeof(*random_info));
54 if (random_info == (RandomInfo **) NULL)
55 ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
56 (void) memset(random_info,0,number_threads*sizeof(*random_info));
57 for (i=0; i < (ssize_t) number_threads; i++)
59 return(random_info);
60}
61
62extern MagickExport unsigned long
64
65extern MagickExport double
67
68#if defined(__cplusplus) || defined(c_plusplus)
69}
70#endif
71
72#endif
#define ThrowFatalException(severity, tag)
Definition: exception-private.h:42
@ ResourceLimitFatalError
Definition: exception.h:78
MagickExport void * AcquireAlignedMemory(const size_t count, const size_t quantum)
Definition: memory.c:365
MagickExport void * RelinquishAlignedMemory(void *memory)
Definition: memory.c:1120
#define MagickExport
Definition: method-attribute.h:80
MagickExport double GetRandomInfoNormalize(const RandomInfo *)
Definition: random.c:622
static RandomInfo ** AcquireRandomInfoThreadSet(void)
Definition: random-private.h:40
static RandomInfo ** DestroyRandomInfoThreadSet(RandomInfo **random_info)
Definition: random-private.h:27
MagickExport unsigned long * GetRandomInfoSeed(RandomInfo *)
Definition: random.c:650
MagickExport RandomInfo * DestroyRandomInfo(RandomInfo *random_info)
Definition: random.c:272
MagickExport RandomInfo * AcquireRandomInfo(void)
Definition: random.c:161
static RandomInfo * random_info
Definition: resource.c:112
MagickExport MagickSizeType GetMagickResourceLimit(const ResourceType type)
Definition: resource.c:842
@ ThreadResource
Definition: resource_.h:33
Definition: random.c:78