text: /*
    Copyright 1999-2017 ImageMagick Studio LLC, a non-profit organization
    dedicated to making software imaging solutions freely available.
    
    You may not use this file except in compliance with the License.
    obtain a copy of the License at
    
      https://www.imagemagick.org/script/license.php
    
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
  
    MagickCore random generation private methods.
  */
  #ifndef MAGICKCORE_RANDOM_PRIVATE_H
  #define MAGICKCORE_RANDOM_PRIVATE_H
  
  #include "MagickCore/thread-private.h"
  
  #if defined(__cplusplus) || defined(c_plusplus)
  extern "C" {
  #endif
  
  extern MagickPrivate double
    GetRandomInfoNormalize(const RandomInfo *);
  
  extern MagickPrivate MagickBooleanType
    RandomComponentGenesis(void);
  
  extern MagickPrivate unsigned long
    *GetRandomInfoSeed(RandomInfo *);
  
  extern MagickPrivate void
    RandomComponentTerminus(void);
  
  static inline RandomInfo **DestroyRandomInfoThreadSet(
    RandomInfo **random_info)
  {
    register ssize_t
      i;
  
    assert(random_info != (RandomInfo **) NULL);
    for (i=0; i < (ssize_t) GetMagickResourceLimit(ThreadResource); i++)
      if (random_info[i] != (RandomInfo *) NULL)
        random_info[i]=DestroyRandomInfo(random_info[i]);
    return((RandomInfo **) RelinquishMagickMemory(random_info));
  }
  
  static inline RandomInfo **AcquireRandomInfoThreadSet(void)
  {
    register ssize_t
      i;
  
    RandomInfo
      **random_info;
  
    size_t
      number_threads;
  
    number_threads=(size_t) GetMagickResourceLimit(ThreadResource);
    random_info=(RandomInfo **) AcquireQuantumMemory(number_threads,
      sizeof(*random_info));
    if (random_info == (RandomInfo **) NULL)
      ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
    (void) ResetMagickMemory(random_info,0,number_threads*sizeof(*random_info));
    for (i=0; i < (ssize_t) number_threads; i++)
      random_info[i]=AcquireRandomInfo();
    return(random_info);
  }
  
  #if defined(__cplusplus) || defined(c_plusplus)
  }
  #endif
  
  #endif
  