blob.c File Reference

#include "magick/studio.h"
#include "magick/blob.h"
#include "magick/blob-private.h"
#include "magick/cache.h"
#include "magick/client.h"
#include "magick/constitute.h"
#include "magick/delegate.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/image-private.h"
#include "magick/list.h"
#include "magick/log.h"
#include "magick/magick.h"
#include "magick/memory_.h"
#include "magick/policy.h"
#include "magick/resource_.h"
#include "magick/semaphore.h"
#include "magick/string_.h"
#include "magick/utility.h"

Include dependency graph for blob.c:

Go to the source code of this file.

Data Structures
struct	_BlobInfo
Defines
#define	MagickMaxBlobExtent 65541
#define	MAP_FAILED ((void *) -1)
#define	MS_SYNC 0x04
Functions
static int	SyncBlob (Image *)
MagickExport void	AttachBlob (BlobInfo blob_info, const void blob, const size_t length)
static size_t	MagickMin (const size_t x, const size_t y)
MagickExport MagickBooleanType	BlobToFile (char filename, const void blob, const size_t length, ExceptionInfo *exception)
MagickExport Image *	BlobToImage (const ImageInfo image_info, const void blob, const size_t length, ExceptionInfo *exception)
MagickExport BlobInfo *	CloneBlobInfo (const BlobInfo *blob_info)
MagickExport MagickBooleanType	CloseBlob (Image *image)
MagickExport void	DestroyBlob (Image *image)
MagickExport unsigned char *	DetachBlob (BlobInfo *blob_info)
MagickExport void	DuplicateBlob (Image image, const Image duplicate)
MagickExport int	EOFBlob (const Image *image)
MagickExport unsigned char *	FileToBlob (const char filename, const size_t extent, size_t length, ExceptionInfo *exception)
static ssize_t	WriteBlobStream (Image image, const size_t length, const unsigned char data)
MagickExport MagickBooleanType	FileToImage (Image image, const char filename)
MagickExport MagickBooleanType	GetBlobError (const Image *image)
MagickExport FILE *	GetBlobFileHandle (const Image *image)
MagickExport void	GetBlobInfo (BlobInfo *blob_info)
MagickExport struct stat *	GetBlobProperties (const Image *image)
MagickExport MagickSizeType	GetBlobSize (const Image *image)
MagickExport unsigned char *	GetBlobStreamData (const Image *image)
MagickExport StreamHandler	GetBlobStreamHandler (const Image *image)
MagickExport unsigned char *	ImageToBlob (const ImageInfo image_info, Image image, size_t length, ExceptionInfo exception)
static const unsigned char *	ReadBlobStream (Image image, const size_t length, unsigned char data, ssize_t *count)
MagickExport MagickBooleanType	ImageToFile (Image image, char filename, ExceptionInfo *exception)
MagickExport unsigned char *	ImagesToBlob (const ImageInfo image_info, Image images, size_t length, ExceptionInfo exception)
MagickExport MagickBooleanType	InjectImageBlob (const ImageInfo image_info, Image image, Image inject_image, const char format, ExceptionInfo *exception)
MagickExport MagickBooleanType	IsBlobExempt (const Image *image)
MagickExport MagickBooleanType	IsBlobSeekable (const Image *image)
MagickExport MagickBooleanType	IsBlobTemporary (const Image *image)
MagickExport unsigned char *	MapBlob (int file, const MapMode mode, const MagickOffsetType offset, const size_t length)
MagickExport void	MSBOrderLong (unsigned char *buffer, const size_t length)
MagickExport void	MSBOrderShort (unsigned char *p, const size_t length)
MagickExport MagickBooleanType	OpenBlob (const ImageInfo image_info, Image image, const BlobMode mode, ExceptionInfo *exception)
static size_t	PingStream (const Image magick_unused(image), const void magick_unused(pixels), const size_t columns)
MagickExport Image *	PingBlob (const ImageInfo image_info, const void blob, const size_t length, ExceptionInfo *exception)
MagickExport ssize_t	ReadBlob (Image image, const size_t length, unsigned char data)
MagickExport int	ReadBlobByte (Image *image)
MagickExport double	ReadBlobDouble (Image *image)
MagickExport float	ReadBlobFloat (Image *image)
MagickExport unsigned int	ReadBlobLong (Image *image)
MagickExport MagickSizeType	ReadBlobLongLong (Image *image)
MagickExport unsigned short	ReadBlobShort (Image *image)
MagickExport unsigned int	ReadBlobLSBLong (Image *image)
MagickExport unsigned short	ReadBlobLSBShort (Image *image)
MagickExport unsigned int	ReadBlobMSBLong (Image *image)
MagickExport unsigned short	ReadBlobMSBShort (Image *image)
MagickExport char *	ReadBlobString (Image image, char string)
MagickExport BlobInfo *	ReferenceBlob (BlobInfo *blob)
MagickExport MagickOffsetType	SeekBlob (Image *image, const MagickOffsetType offset, const int whence)
MagickExport void	SetBlobExempt (Image *image, const MagickBooleanType exempt)
MagickExport MagickBooleanType	SetBlobExtent (Image *image, const MagickSizeType extent)
MagickExport MagickOffsetType	TellBlob (const Image *image)
MagickExport MagickBooleanType	UnmapBlob (void *map, const size_t length)
MagickExport ssize_t	WriteBlob (Image image, const size_t length, const unsigned char data)
MagickExport ssize_t	WriteBlobByte (Image *image, const unsigned char value)
MagickExport ssize_t	WriteBlobFloat (Image *image, const float value)
MagickExport ssize_t	WriteBlobLong (Image *image, const unsigned int value)
MagickExport ssize_t	WriteBlobShort (Image *image, const unsigned short value)
MagickExport ssize_t	WriteBlobLSBLong (Image *image, const unsigned int value)
MagickExport ssize_t	WriteBlobLSBShort (Image *image, const unsigned short value)
MagickExport ssize_t	WriteBlobMSBLong (Image *image, const unsigned int value)
MagickExport ssize_t	WriteBlobMSBShort (Image *image, const unsigned short value)
MagickExport ssize_t	WriteBlobString (Image image, const char string)

Define Documentation

#define MagickMaxBlobExtent 65541

Definition at line 75 of file blob.c.

Referenced by AttachBlob(), GetBlobInfo(), ImagesToBlob(), and ImageToBlob().

#define MAP_FAILED ((void *) -1)

Definition at line 84 of file blob.c.

Referenced by MapBlob().

#define MS_SYNC 0x04

Definition at line 87 of file blob.c.

Referenced by SyncBlob().

Function Documentation

MagickExport void AttachBlob	(	BlobInfo *	blob_info,
		const void *	blob,
		const size_t	length
	)

Definition at line 181 of file blob.c.

References BlobStream, _BlobInfo::data, _BlobInfo::debug, _BlobInfo::extent, _BlobInfo::file, GetMagickModule, _BlobInfo::length, LogMagickEvent(), MagickFalse, MagickMaxBlobExtent, _BlobInfo::mapped, _BlobInfo::offset, _BlobInfo::quantum, TraceEvent, and _BlobInfo::type.

MagickExport MagickBooleanType BlobToFile	(	char *	filename,
		const void *	blob,
		const size_t	length,
		ExceptionInfo *	exception
	)

Definition at line 235 of file blob.c.

References AcquireUniqueFileResource(), BlobError, close, GetMagickModule, LogMagickEvent(), MagickFalse, MagickMin(), MagickTrue, O_BINARY, open, S_MODE, SSIZE_MAX, ThrowFileException, TraceEvent, and write.

Referenced by BlobToImage().

MagickExport Image* BlobToImage	(	const ImageInfo *	image_info,
		const void *	blob,
		const size_t	length,
		ExceptionInfo *	exception
	)

Definition at line 310 of file blob.c.

References _Image::blob, _ImageInfo::blob, BlobError, BlobToFile(), CloneImageInfo(), CopyMagickString(), _ImageInfo::debug, DestroyImageInfo(), DetachBlob(), _ImageInfo::filename, FormatMagickString(), GetMagickBlobSupport(), GetMagickInfo(), GetMagickModule, _ImageInfo::length, LogMagickEvent(), _ImageInfo::magick, MagickFalse, MagickSignature, MaxTextExtent, MissingDelegateError, ReadImage(), RelinquishUniqueFileResource(), SetImageInfo(), _ImageInfo::signature, ThrowMagickException(), and TraceEvent.

Referenced by ClipImagePath(), and ReadInlineImage().

MagickExport BlobInfo* CloneBlobInfo ( const BlobInfo * blob_info )

MagickExport MagickBooleanType CloseBlob ( Image * image )

Definition at line 467 of file blob.c.

References _Image::blob, BlobStream, BZipStream, _Image::debug, DetachBlob(), _BlobInfo::eof, _BlobInfo::exempt, FifoStream, _BlobInfo::file, _Image::filename, fileno, FileStream, fsync, GetBlobSize(), GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, pclose, PipeStream, _Image::signature, _BlobInfo::size, StandardStream, _BlobInfo::status, SyncBlob(), _BlobInfo::synchronize, TraceEvent, _BlobInfo::type, UndefinedStream, and ZipStream.

MagickExport void DestroyBlob ( Image * image )

Definition at line 586 of file blob.c.

References _Image::blob, CloseBlob(), _BlobInfo::data, _Image::debug, DestroySemaphoreInfo(), _Image::filename, GetMagickModule, _BlobInfo::length, LockSemaphoreInfo(), LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, _BlobInfo::mapped, _BlobInfo::reference_count, RelinquishMagickMemory(), _BlobInfo::semaphore, _BlobInfo::signature, _Image::signature, TraceEvent, UnlockSemaphoreInfo(), and UnmapBlob().

Referenced by AcquireNextImage(), DestroyImage(), DuplicateBlob(), InjectImageBlob(), SyncNextImageInList(), and WriteImages().

MagickExport unsigned char* DetachBlob ( BlobInfo * blob_info )

Definition at line 637 of file blob.c.

References _BlobInfo::data, _BlobInfo::debug, _BlobInfo::eof, _BlobInfo::exempt, _BlobInfo::file, GetMagickModule, _BlobInfo::length, LogMagickEvent(), MagickFalse, _BlobInfo::mapped, _BlobInfo::offset, _BlobInfo::stream, TraceEvent, _BlobInfo::type, UndefinedStream, and UnmapBlob().

MagickExport void DuplicateBlob	(	Image *	image,
		const Image *	duplicate
	)

Definition at line 684 of file blob.c.

References _Image::blob, _Image::debug, DestroyBlob(), _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, ReferenceBlob(), _Image::signature, and TraceEvent.

MagickExport int EOFBlob ( const Image * image )

Definition at line 719 of file blob.c.

References _Image::blob, BlobStream, BZipStream, _Image::debug, _BlobInfo::eof, FifoStream, _BlobInfo::file, FileStream, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, PipeStream, _Image::signature, StandardStream, TraceEvent, _BlobInfo::type, UndefinedStream, and ZipStream.

MagickExport unsigned char* FileToBlob	(	const char *	filename,
		const size_t	extent,
		size_t *	length,
		ExceptionInfo *	exception
	)

Definition at line 799 of file blob.c.

References AcquireQuantumMemory(), BlobError, close, CopyMagickMemory(), fileno, fstat, GetMagickModule, LocaleCompare(), LogMagickEvent(), MagickMaxBufferExtent, MagickMin(), MagickSeek, MapBlob(), MaxTextExtent, O_BINARY, open, read, ReadMode, RelinquishMagickMemory(), ResizeQuantumMemory(), ResourceLimitError, SSIZE_MAX, stat, ThrowFileException, ThrowMagickException(), TraceEvent, and UnmapBlob().

Referenced by FileToString(), FileToStringInfo(), GetConfigureBlob(), ImagesToBlob(), and ImageToBlob().

MagickExport MagickBooleanType FileToImage	(	Image *	image,
		const char *	filename
	)

Definition at line 979 of file blob.c.

References AcquireQuantumMemory(), BlobError, close, _Image::exception, fstat, GetMagickModule, LogMagickEvent(), MagickFalse, MagickMaxBufferExtent, MagickMin(), MagickSignature, MagickTrue, O_BINARY, open, read, RelinquishMagickMemory(), ResourceLimitError, _Image::signature, stat, ThrowFileException, TraceEvent, and WriteBlobStream().

MagickExport MagickBooleanType GetBlobError ( const Image * image )

Definition at line 1064 of file blob.c.

References _Image::blob, _Image::debug, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _Image::signature, _BlobInfo::status, and TraceEvent.

Referenced by ReadImage(), and WriteImage().

MagickExport FILE* GetBlobFileHandle ( const Image * image )

Definition at line 1095 of file blob.c.

References _Image::blob, _BlobInfo::file, MagickSignature, and _Image::signature.

MagickExport void GetBlobInfo ( BlobInfo * blob_info )

Definition at line 1124 of file blob.c.

References AllocateSemaphoreInfo(), _BlobInfo::debug, IsEventLogging(), MagickMaxBlobExtent, MagickSignature, _BlobInfo::properties, _BlobInfo::quantum, _BlobInfo::reference_count, ResetMagickMemory(), _BlobInfo::semaphore, _BlobInfo::signature, _BlobInfo::type, and UndefinedStream.

MagickExport struct stat* GetBlobProperties ( const Image * image ) [read]

Definition at line 1160 of file blob.c.

References _Image::blob, _Image::debug, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _BlobInfo::properties, _Image::signature, and TraceEvent.

Referenced by ReadImage().

MagickExport MagickSizeType GetBlobSize ( const Image * image )

Definition at line 1192 of file blob.c.

References _Image::blob, BlobStream, BZipStream, _Image::debug, FifoStream, _BlobInfo::file, _Image::filename, fileno, FileStream, fstat, GetMagickModule, GetPathAttributes(), _BlobInfo::length, LogMagickEvent(), MagickFalse, MagickSignature, PipeStream, _BlobInfo::properties, _Image::signature, _BlobInfo::size, StandardStream, TraceEvent, _BlobInfo::type, UndefinedStream, and ZipStream.

Referenced by CloseBlob(), GetMagickProperty(), IdentifyImage(), InterpretImageProperties(), PreviewImage(), SizeBlob(), and ThumbnailImage().

MagickExport unsigned char* GetBlobStreamData ( const Image * image )

Definition at line 1266 of file blob.c.

References _Image::blob, _BlobInfo::data, MagickSignature, and _Image::signature.

MagickExport StreamHandler GetBlobStreamHandler ( const Image * image )

Definition at line 1295 of file blob.c.

References _Image::blob, _Image::debug, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _Image::signature, _BlobInfo::stream, and TraceEvent.

Referenced by QueueAuthenticPixelsStream(), and SyncAuthenticPixelsStream().

MagickExport unsigned char* ImagesToBlob	(	const ImageInfo *	image_info,
		Image *	images,
		size_t *	length,
		ExceptionInfo *	exception
	)

Definition at line 1614 of file blob.c.

References AcquireQuantumMemory(), AcquireUniqueFileResource(), _ImageInfo::adjoin, _Image::blob, _ImageInfo::blob, CloneImageInfo(), CopyMagickString(), _ImageInfo::debug, DestroyImageInfo(), DetachBlob(), _Image::exception, _BlobInfo::exempt, fdopen, _ImageInfo::file, _Image::filename, _ImageInfo::filename, FileOpenError, FileToBlob(), FormatMagickString(), GetMagickBlobSupport(), GetMagickInfo(), GetMagickModule, ImageToBlob(), InheritException(), _BlobInfo::length, _ImageInfo::length, LogMagickEvent(), _Image::magick, _ImageInfo::magick, MagickFalse, MagickMaxBlobExtent, MagickSignature, MagickTrue, MaxTextExtent, MissingDelegateError, RelinquishUniqueFileResource(), ResizeQuantumMemory(), ResourceLimitError, SetImageInfo(), _Image::signature, _ImageInfo::signature, ThrowFileException, ThrowMagickException(), TraceEvent, and WriteImages().

MagickExport unsigned char* ImageToBlob	(	const ImageInfo *	image_info,
		Image *	image,
		size_t *	length,
		ExceptionInfo *	exception
	)

Definition at line 1336 of file blob.c.

References AcquireQuantumMemory(), AcquireUniqueFileResource(), _ImageInfo::adjoin, _Image::blob, _ImageInfo::blob, BlobError, CloneImageInfo(), CloseBlob(), CopyMagickString(), _ImageInfo::debug, DestroyImageInfo(), DetachBlob(), _Image::exception, _BlobInfo::exempt, fdopen, _ImageInfo::file, _Image::filename, _ImageInfo::filename, FileToBlob(), FormatMagickString(), GetMagickBlobSupport(), GetMagickInfo(), GetMagickModule, InheritException(), _BlobInfo::length, _ImageInfo::length, LogMagickEvent(), _Image::magick, _ImageInfo::magick, MagickFalse, MagickMaxBlobExtent, MagickSignature, MagickTrue, MaxTextExtent, MissingDelegateError, RelinquishUniqueFileResource(), ResizeQuantumMemory(), ResourceLimitError, SetImageInfo(), _Image::signature, _ImageInfo::signature, ThrowFileException, ThrowMagickException(), TraceEvent, and WriteImage().

Referenced by ImagesToBlob().

MagickExport MagickBooleanType ImageToFile	(	Image *	image,
		char *	filename,
		ExceptionInfo *	exception
	)

Definition at line 1495 of file blob.c.

References AcquireQuantumMemory(), AcquireUniqueFileResource(), _Image::blob, BlobError, close, _Image::debug, fileno, fstat, GetMagickModule, LocaleCompare(), LogMagickEvent(), MagickFalse, MagickMaxBufferExtent, MagickMin(), MagickSignature, MagickTrue, O_BINARY, open, ReadBlobStream(), RelinquishMagickMemory(), ResourceLimitError, S_MODE, _Image::signature, stat, ThrowFileException, ThrowMagickException(), TraceEvent, _BlobInfo::type, UndefinedStream, and write.

Referenced by ReadImage(), SetImageInfo(), and WriteImage().

MagickExport MagickBooleanType InjectImageBlob	(	const ImageInfo *	image_info,
		Image *	image,
		Image *	inject_image,
		const char *	format,
		ExceptionInfo *	exception
	)

MagickExport MagickBooleanType IsBlobExempt ( const Image * image )

Definition at line 1897 of file blob.c.

References _Image::blob, _Image::debug, _BlobInfo::exempt, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _Image::signature, and TraceEvent.

Referenced by SetImageInfo().

MagickExport MagickBooleanType IsBlobSeekable ( const Image * image )

Definition at line 1928 of file blob.c.

References _Image::blob, BlobStream, _Image::debug, _Image::filename, FileStream, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, _Image::signature, TraceEvent, and _BlobInfo::type.

Referenced by ReadImage(), SetImageInfo(), and WriteImage().

MagickExport MagickBooleanType IsBlobTemporary ( const Image * image )

Definition at line 1964 of file blob.c.

References _Image::blob, _Image::debug, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _Image::signature, _BlobInfo::temporary, and TraceEvent.

Referenced by ReadImage().

static size_t MagickMin	(	const size_t	x,
		const size_t	y
	)			`[inline, static]`

Definition at line 228 of file blob.c.

Referenced by BlobToFile(), FileToBlob(), FileToImage(), ImageToFile(), InjectImageBlob(), ReadBlob(), and ReadBlobStream().

MagickExport unsigned char* MapBlob	(	int	file,
		const MapMode	mode,
		const MagickOffsetType	offset,
		const size_t	length
	)

Definition at line 2002 of file blob.c.

References IOMode, MAP_ANONYMOUS, MAP_FAILED, MAP_PRIVATE, MAP_SHARED, mmap, PROT_READ, PROT_WRITE, ReadMode, and WriteMode.

Referenced by AcquireCacheNexusPixels(), AcquirePixelCachePixels(), AcquireRadonInfo(), AcquireStreamPixels(), ConfigureFileToStringInfo(), FileToBlob(), OpenBlob(), OpenPixelCache(), and SetBlobExtent().

MagickExport void MSBOrderLong	(	unsigned char *	buffer,
		const size_t	length
	)

Definition at line 2088 of file blob.c.

MagickExport void MSBOrderShort	(	unsigned char *	p,
		const size_t	length
	)

Definition at line 2138 of file blob.c.

MagickExport MagickBooleanType OpenBlob	(	const ImageInfo *	image_info,
		Image *	image,
		const BlobMode	mode,
		ExceptionInfo *	exception
	)

Definition at line 2188 of file blob.c.

References AcquireExceptionInfo(), _ImageInfo::adjoin, AppendBinaryBlobMode, AppendBlobMode, AttachBlob(), _Image::blob, _ImageInfo::blob, BlobError, BlobEvent, BZipStream, CopyMagickString(), _ImageInfo::debug, DestroyExceptionInfo(), DetachBlob(), _BlobInfo::exempt, ExtensionPath, fdopen, FifoStream, _BlobInfo::file, _ImageInfo::file, _Image::filename, _ImageInfo::filename, fileno, FileStream, FormatMagickString(), GetMagickBlobSupport(), GetMagickInfo(), GetMagickModule, GetNextImageInList(), GetPathAttributes(), GetPathComponent(), InterpretImageFilename(), IsRightsAuthorized(), _ImageInfo::length, LocaleCompare(), LocaleNCompare(), LogMagickEvent(), _ImageInfo::magick, MagickFalse, MagickMaxBufferExtent, MagickSignature, MagickTrue, MapBlob(), _BlobInfo::mapped, MaxTextExtent, OpenMagickStream(), PathPolicyDomain, PipeStream, PolicyError, popen, _Image::previous, _BlobInfo::properties, ReadBinaryBlobMode, ReadBlobMode, ReadMode, ReadPolicyRights, ResetMagickMemory(), RootPath, _Image::scene, SetApplicationType(), setmode, _Image::signature, _ImageInfo::signature, StandardStream, stat, _BlobInfo::stream, _ImageInfo::stream, _ImageInfo::synchronize, _BlobInfo::synchronize, ThrowFileException, ThrowMagickException(), TraceEvent, _BlobInfo::type, WriteBinaryBlobMode, WriteBlobMode, WritePolicyRights, and ZipStream.

MagickExport Image* PingBlob	(	const ImageInfo *	image_info,
		const void *	blob,
		const size_t	length,
		ExceptionInfo *	exception
	)

static size_t PingStream	(	const Image *	magick_unusedimage,
		const void *	magick_unusedpixels,
		const size_t	columns
	)			`[static]`

Definition at line 2524 of file blob.c.

Referenced by PingBlob().

MagickExport ssize_t ReadBlob	(	Image *	image,
		const size_t	length,
		unsigned char *	data
	)

Definition at line 2601 of file blob.c.

References _Image::blob, BlobStream, BZipStream, CopyMagickMemory(), _BlobInfo::data, _BlobInfo::eof, FifoStream, _BlobInfo::file, FileStream, _BlobInfo::length, MagickMin(), MagickSignature, MagickTrue, _BlobInfo::offset, PipeStream, _Image::signature, StandardStream, _BlobInfo::type, UndefinedStream, and ZipStream.

MagickExport int ReadBlobByte ( Image * image )

Definition at line 2744 of file blob.c.

References MagickSignature, ReadBlobStream(), and _Image::signature.

MagickExport double ReadBlobDouble ( Image * image )

Definition at line 2786 of file blob.c.

References ReadBlobLongLong().

MagickExport float ReadBlobFloat ( Image * image )

Definition at line 2825 of file blob.c.

References ReadBlobLong().

MagickExport unsigned int ReadBlobLong ( Image * image )

Definition at line 2864 of file blob.c.

References _Image::endian, LSBEndian, MagickSignature, ReadBlobStream(), and _Image::signature.

MagickExport MagickSizeType ReadBlobLongLong ( Image * image )

Definition at line 2922 of file blob.c.

References _Image::endian, LSBEndian, MagickSignature, MagickULLConstant, ReadBlobStream(), and _Image::signature.

Referenced by ReadBlobDouble().

MagickExport unsigned int ReadBlobLSBLong ( Image * image )

Definition at line 3042 of file blob.c.

References MagickSignature, ReadBlobStream(), and _Image::signature.

MagickExport unsigned short ReadBlobLSBShort ( Image * image )

Definition at line 3092 of file blob.c.

References MagickSignature, ReadBlobStream(), and _Image::signature.

MagickExport unsigned int ReadBlobMSBLong ( Image * image )

Definition at line 3140 of file blob.c.

References MagickSignature, ReadBlobStream(), and _Image::signature.

MagickExport unsigned short ReadBlobMSBShort ( Image * image )

Definition at line 3190 of file blob.c.

References MagickSignature, ReadBlobStream(), and _Image::signature.

MagickExport unsigned short ReadBlobShort ( Image * image )

Definition at line 2988 of file blob.c.

References _Image::endian, LSBEndian, MagickSignature, ReadBlobStream(), and _Image::signature.

static const unsigned char* ReadBlobStream	(	Image *	image,
		const size_t	length,
		unsigned char *	data,
		ssize_t *	count
	)			`[inline, static]`

Definition at line 1470 of file blob.c.

References _Image::blob, BlobStream, _BlobInfo::data, _BlobInfo::eof, _BlobInfo::length, MagickMin(), MagickTrue, _BlobInfo::offset, ReadBlob(), and _BlobInfo::type.

Referenced by ImageToFile(), ReadBlobByte(), ReadBlobLong(), ReadBlobLongLong(), ReadBlobLSBLong(), ReadBlobLSBShort(), ReadBlobMSBLong(), ReadBlobMSBShort(), ReadBlobShort(), and ReadBlobString().

MagickExport char* ReadBlobString	(	Image *	image,
		char *	string
	)

Definition at line 3240 of file blob.c.

References MagickSignature, MaxTextExtent, ReadBlobStream(), and _Image::signature.

MagickExport BlobInfo* ReferenceBlob ( BlobInfo * blob )

Definition at line 3296 of file blob.c.

References _BlobInfo::debug, GetMagickModule, LockSemaphoreInfo(), LogMagickEvent(), MagickFalse, MagickSignature, _BlobInfo::reference_count, _BlobInfo::semaphore, _BlobInfo::signature, TraceEvent, and UnlockSemaphoreInfo().

Referenced by AcquireNextImage(), CloneImage(), DuplicateBlob(), and SyncNextImageInList().

MagickExport MagickOffsetType SeekBlob	(	Image *	image,
		const MagickOffsetType	offset,
		const int	whence
	)

MagickExport void SetBlobExempt	(	Image *	image,
		const MagickBooleanType	exempt
	)

Definition at line 3454 of file blob.c.

References _Image::blob, _Image::debug, _BlobInfo::exempt, _Image::filename, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _Image::signature, and TraceEvent.

Referenced by AcquireImage().

MagickExport MagickBooleanType SetBlobExtent	(	Image *	image,
		const MagickSizeType	extent
	)

Definition at line 3489 of file blob.c.

References _Image::blob, BlobStream, BZipStream, _BlobInfo::data, _Image::debug, DetachBlob(), _BlobInfo::extent, FifoStream, _BlobInfo::file, _Image::filename, fileno, FileStream, GetMagickModule, _BlobInfo::length, LogMagickEvent(), MagickFalse, MagickSignature, MagickTrue, MapBlob(), _BlobInfo::mapped, PipeStream, ResizeQuantumMemory(), _Image::signature, StandardStream, SyncBlob(), TellBlob(), TraceEvent, _BlobInfo::type, UndefinedStream, UnmapBlob(), WriteMode, and ZipStream.

static int SyncBlob ( Image * image ) [static]

Definition at line 3604 of file blob.c.

References _Image::blob, BlobStream, BZipStream, _BlobInfo::data, _Image::debug, FifoStream, _BlobInfo::file, _Image::filename, FileStream, GetMagickModule, _BlobInfo::length, LogMagickEvent(), MagickFalse, MagickSignature, _BlobInfo::mapped, MS_SYNC, msync, PipeStream, _Image::signature, StandardStream, TraceEvent, _BlobInfo::type, UndefinedStream, and ZipStream.

Referenced by CloseBlob(), SeekBlob(), SetBlobExtent(), and WriteBlob().

MagickExport MagickOffsetType TellBlob ( const Image * image )

Definition at line 3677 of file blob.c.

References _Image::blob, BlobStream, BZipStream, _Image::debug, FifoStream, _BlobInfo::file, _Image::filename, FileStream, GetMagickModule, LogMagickEvent(), MagickFalse, MagickSignature, _BlobInfo::offset, PipeStream, _Image::signature, StandardStream, TraceEvent, _BlobInfo::type, UndefinedStream, and ZipStream.

Referenced by SeekBlob(), and SetBlobExtent().

MagickExport MagickBooleanType UnmapBlob	(	void *	map,
		const size_t	length
	)

Definition at line 3746 of file blob.c.

References MagickFalse, MagickTrue, and munmap.

Referenced by ConfigureFileToStringInfo(), DestroyBlob(), DestroyMagickMemory(), DestroyRadonInfo(), DetachBlob(), FileToBlob(), RelinquishCacheNexusPixels(), RelinquishPixelCachePixels(), RelinquishStreamPixels(), and SetBlobExtent().

MagickExport ssize_t WriteBlob	(	Image *	image,
		const size_t	length,
		const unsigned char *	data
	)

Definition at line 3790 of file blob.c.

References _Image::blob, BlobStream, BZipStream, CopyMagickMemory(), _BlobInfo::data, DetachBlob(), _BlobInfo::extent, FifoStream, _BlobInfo::file, FileStream, _BlobInfo::length, MagickFalse, MagickSignature, _BlobInfo::mapped, _BlobInfo::offset, PipeStream, _BlobInfo::quantum, ResizeQuantumMemory(), _Image::signature, StandardStream, _BlobInfo::stream, SyncBlob(), _BlobInfo::type, UndefinedStream, and ZipStream.

MagickExport ssize_t WriteBlobByte	(	Image *	image,
		const unsigned char	value
	)

Definition at line 3947 of file blob.c.

References MagickSignature, _Image::signature, and WriteBlobStream().

MagickExport ssize_t WriteBlobFloat	(	Image *	image,
		const float	value
	)

Definition at line 3979 of file blob.c.

References WriteBlobLong().

MagickExport ssize_t WriteBlobLong	(	Image *	image,
		const unsigned int	value
	)

Definition at line 4020 of file blob.c.

References _Image::endian, LSBEndian, MagickSignature, _Image::signature, and WriteBlobStream().

MagickExport ssize_t WriteBlobLSBLong	(	Image *	image,
		const unsigned int	value
	)

Definition at line 4110 of file blob.c.

References MagickSignature, _Image::signature, and WriteBlobStream().

MagickExport ssize_t WriteBlobLSBShort	(	Image *	image,
		const unsigned short	value
	)

Definition at line 4149 of file blob.c.

References MagickSignature, _Image::signature, and WriteBlobStream().

MagickExport ssize_t WriteBlobMSBLong	(	Image *	image,
		const unsigned int	value
	)

Definition at line 4186 of file blob.c.

References MagickSignature, _Image::signature, and WriteBlobStream().

MagickExport ssize_t WriteBlobMSBShort	(	Image *	image,
		const unsigned short	value
	)

Definition at line 4225 of file blob.c.

References MagickSignature, _Image::signature, and WriteBlobStream().

MagickExport ssize_t WriteBlobShort	(	Image *	image,
		const unsigned short	value
	)

Definition at line 4067 of file blob.c.

References _Image::endian, LSBEndian, MagickSignature, _Image::signature, and WriteBlobStream().

static ssize_t WriteBlobStream	(	Image *	image,
		const size_t	length,
		const unsigned char *	data
	)			`[inline, static]`

Definition at line 949 of file blob.c.

References _Image::blob, BlobStream, CopyMagickMemory(), _BlobInfo::data, _BlobInfo::extent, _BlobInfo::length, MagickFalse, _BlobInfo::offset, _BlobInfo::quantum, SetBlobExtent(), _BlobInfo::type, UndefinedStream, and WriteBlob().

Referenced by FileToImage(), InjectImageBlob(), WriteBlobByte(), WriteBlobLong(), WriteBlobLSBLong(), WriteBlobLSBShort(), WriteBlobMSBLong(), WriteBlobMSBShort(), WriteBlobShort(), and WriteBlobString().

MagickExport ssize_t WriteBlobString	(	Image *	image,
		const char *	string
	)

Definition at line 4262 of file blob.c.

References MagickSignature, _Image::signature, and WriteBlobStream().

blob.c File Reference

Data Structures

Defines

Functions

Define Documentation

Function Documentation