MagickCore  6.9.10
Convert, Edit, Or Compose Bitmap Images
random-private.h
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1 /*
2  Copyright 1999-2019 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  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 
21 #include "magick/thread-private.h"
22 
23 #if defined(__cplusplus) || defined(c_plusplus)
24 extern "C" {
25 #endif
26 
29 {
30  register 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  register ssize_t
43  i;
44 
46  **random_info;
47 
48  size_t
50 
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 
62 extern MagickExport unsigned long
64 
65 extern MagickExport double
67 
68 #if defined(__cplusplus) || defined(c_plusplus)
69 }
70 #endif
71 
72 #endif
MagickExport
#define MagickExport
Definition: method-attribute.h:80
RelinquishAlignedMemory
MagickExport void * RelinquishAlignedMemory(void *memory)
Definition: memory.c:1040
AcquireRandomInfoThreadSet
static RandomInfo ** AcquireRandomInfoThreadSet(void)
Definition: random-private.h:40
_QuantumInfo::number_threads
size_t number_threads
Definition: quantum-private.h:70
DestroyRandomInfo
MagickExport RandomInfo * DestroyRandomInfo(RandomInfo *random_info)
Definition: random.c:272
GetRandomInfoSeed
MagickExport unsigned long * GetRandomInfoSeed(RandomInfo *)
Definition: random.c:682
thread-private.h
DestroyRandomInfoThreadSet
static RandomInfo ** DestroyRandomInfoThreadSet(RandomInfo **random_info)
Definition: random-private.h:27
AcquireRandomInfo
MagickExport RandomInfo * AcquireRandomInfo(void)
Definition: random.c:160
AcquireAlignedMemory
MagickExport void * AcquireAlignedMemory(const size_t count, const size_t quantum)
Definition: memory.c:243
random_info
static RandomInfo * random_info
Definition: resource.c:110
GetRandomInfoNormalize
MagickExport double GetRandomInfoNormalize(const RandomInfo *)
Definition: random.c:654
ThreadResource
@ ThreadResource
Definition: resource_.h:33
ThrowFatalException
#define ThrowFatalException(severity, tag)
Definition: exception-private.h:42
ResourceLimitFatalError
@ ResourceLimitFatalError
Definition: exception.h:78
GetMagickResourceLimit
MagickExport MagickSizeType GetMagickResourceLimit(const ResourceType type)
Definition: resource.c:771
_RandomInfo
Definition: random.c:76