/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% L i s t M a g i c k R e s o u r c e I n f o %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ListMagickResourceInfo() lists the resource info to a file.
%
% The format of the ListMagickResourceInfo method is:
%
% MagickBooleanType ListMagickResourceInfo(FILE *file,
% ExceptionInfo *exception)
%
% A description of each parameter follows.
%
% o file: An pointer to a FILE.
%
% o exception: Return any errors or warnings in this structure.
%
*/
MagickExport MagickBooleanType ListMagickResourceInfo(FILE *file,
ExceptionInfo *magick_unused(exception))
{
char
area_limit[MaxTextExtent],
disk_limit[MaxTextExtent],
map_limit[MaxTextExtent],
memory_limit[MaxTextExtent];
if (file == (const FILE *) NULL)
file=stdout;
AcquireSemaphoreInfo(&resource_semaphore);
(void) FormatMagickSize(MegabytesToBytes(resource_info.area_limit),
area_limit);
(void) FormatMagickSize(GigabytesToBytes(resource_info.disk_limit),
disk_limit);
(void) FormatMagickSize(MegabytesToBytes(resource_info.map_limit),map_limit);
(void) FormatMagickSize(MegabytesToBytes(resource_info.memory_limit),
memory_limit);
(void) fprintf(file,"File Area Memory Map Disk\n");
(void) fprintf(file,"------------------------------------------------\n");
(void) fprintf(file,"%4lu %9s %9s %9s %9s\n",resource_info.file_limit,
area_limit,memory_limit,map_limit,disk_limit);
(void) fflush(file);
RelinquishSemaphoreInfo(resource_semaphore);
return(MagickTrue);
}
/*
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% %
% %
% %
% R e l i n q u i s h M a g i c k R e s o u r c e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% RelinquishMagickResource() relinquishes resources of the specified type.
%
% The format of the RelinquishMagickResource() method is:
%
% void RelinquishMagickResource(const ResourceType type,
% const MagickSizeType size)
%
% A description of each parameter follows:
%
% o type: The type of resource.
%
% o size: The size of the resource.
%
%
*/
MagickExport void RelinquishMagickResource(const ResourceType type,
const MagickSizeType size)
{
char
resource_current[MaxTextExtent],
resource_limit[MaxTextExtent],
resource_request[MaxTextExtent];
FormatSize(size,resource_request);
AcquireSemaphoreInfo(&resource_semaphore);
switch (type)
{
case AreaResource:
{
resource_info.area=size;
FormatSize((MagickSizeType) resource_info.area,resource_current);
FormatSize(MegabytesToBytes(resource_info.area_limit),resource_limit);
break;
}
case MemoryResource:
{
resource_info.memory-=size;
FormatSize((MagickSizeType) resource_info.memory,resource_current);
FormatSize(MegabytesToBytes(resource_info.memory_limit),resource_limit);
break;
}
case MapResource:
{
resource_info.map-=size;
FormatSize((MagickSizeType) resource_info.map,resource_current);
FormatSize(MegabytesToBytes(resource_info.map_limit),resource_limit);
break;
}
case DiskResource:
{
resource_info.disk-=size;
FormatSize((MagickSizeType) resource_info.disk,resource_current);
FormatSize(GigabytesToBytes(resource_info.disk_limit),resource_limit);
break;
}
case FileResource:
{
resource_info.file-=size;
FormatSize((MagickSizeType) resource_info.file,resource_current);
FormatSize((MagickSizeType) resource_info.file_limit,resource_limit);
break;
}
default:
break;
}
RelinquishSemaphoreInfo(resource_semaphore);
(void) LogMagickEvent(ResourceEvent,GetMagickModule(),"%s: %s/%s/%s",
MagickOptionToMnemonic(MagickResourceOptions,(long) type),resource_request,
resource_current,resource_limit);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% A c q u i r e M a g i c k R e s o u r c e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% AcquireMagickResource() acquires resources of the specified type.
% MagickFalse is returned if the specified resource is exhausted otherwise
% MagickTrue.
%
% The format of the AcquireMagickResource() method is:
%
% MagickBooleanType AcquireMagickResource(const ResourceType type,
% const MagickSizeType size)
%
% A description of each parameter follows:
%
% o type: The type of resource.
%
% o size: The number of bytes needed from for this resource.
%
*/
MagickExport MagickBooleanType AcquireMagickResource(const ResourceType type,
const MagickSizeType size)
{
char
resource_current[MaxTextExtent],
resource_limit[MaxTextExtent],
resource_request[MaxTextExtent];
MagickBooleanType
status;
MagickSizeType
limit;
status=MagickFalse;
(void) FormatMagickSize(size,resource_request);
AcquireSemaphoreInfo(&resource_semaphore);
switch (type)
{
case AreaResource:
{
resource_info.area=(MagickOffsetType) size;
limit=MegabytesToBytes(resource_info.area_limit);
status=(resource_info.area_limit == ResourceInfinity) || (size < limit) ?
MagickTrue : MagickFalse;
(void) FormatMagickSize((MagickSizeType) resource_info.area,
resource_current);
(void) FormatMagickSize(MegabytesToBytes(resource_info.area_limit),
resource_limit);
break;
}
case MemoryResource:
{
resource_info.memory+=size;
limit=MegabytesToBytes(resource_info.memory_limit);
status=(resource_info.memory_limit == ResourceInfinity) ||
((MagickSizeType) resource_info.memory < limit) ?
MagickTrue : MagickFalse;
(void) FormatMagickSize((MagickSizeType) resource_info.memory,
resource_current);
(void) FormatMagickSize(MegabytesToBytes(resource_info.memory_limit),
resource_limit);
break;
}
case MapResource:
{
resource_info.map+=size;
limit=MegabytesToBytes(resource_info.map_limit);
status=(resource_info.map_limit == ResourceInfinity) ||
((MagickSizeType) resource_info.map < limit) ?
MagickTrue : MagickFalse;
(void) FormatMagickSize((MagickSizeType) resource_info.map,
resource_current);
(void) FormatMagickSize(MegabytesToBytes(resource_info.map_limit),
resource_limit);
break;
}
case DiskResource:
{
resource_info.disk+=size;
limit=GigabytesToBytes(resource_info.disk_limit);
status=(resource_info.disk_limit == ResourceInfinity) ||
((MagickSizeType) resource_info.disk < limit) ?
MagickTrue : MagickFalse;
(void) FormatMagickSize((MagickSizeType) resource_info.disk,
resource_current);
(void) FormatMagickSize(GigabytesToBytes(resource_info.disk_limit),
resource_limit);
break;
}
case FileResource:
{
resource_info.file+=size;
limit=resource_info.file_limit;
status=(resource_info.file_limit == ResourceInfinity) ||
((MagickSizeType) resource_info.file < limit) ?
MagickTrue : MagickFalse;
(void) FormatMagickSize((MagickSizeType) resource_info.file,
resource_current);
(void) FormatMagickSize((MagickSizeType) resource_info.file_limit,
resource_limit);
break;
}
default:
break;
}
RelinquishSemaphoreInfo(resource_semaphore);
(void) LogMagickEvent(ResourceEvent,GetMagickModule(),"%s: %s/%s/%s",
MagickOptionToMnemonic(MagickResourceOptions,(long) type),resource_request,
resource_current,resource_limit);
return(status);
}