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/resource_.h"
#include "magick/semaphore.h"
#include "magick/string_.h"
#include "magick/utility.h"
#include <sys/mman.h>
#include "zlib.h"
#include "bzlib.h"

Data Structures
struct	_BlobInfo
Defines
#define	fseek   fseeko
#define	ftell   ftello
#define	MAP_FAILED   ((void *) -1)
#define	MS_SYNC   0x04
Enumerations
enum	StreamType {   UndefinedStream, FileStream, StandardStream, PipeStream,   ZipStream, BZipStream, FifoStream, BlobStream }
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 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 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, const char *format)
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 long	ReadBlobLong (Image *image)
MagickExport MagickSizeType	ReadBlobLongLong (Image *image)
MagickExport unsigned short	ReadBlobShort (Image *image)
MagickExport unsigned long	ReadBlobLSBLong (Image *image)
MagickExport unsigned short	ReadBlobLSBShort (Image *image)
MagickExport unsigned long	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 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 long value)
MagickExport ssize_t	WriteBlobShort (Image *image, const unsigned short value)
MagickExport ssize_t	WriteBlobLSBLong (Image *image, const unsigned long value)
MagickExport ssize_t	WriteBlobLSBShort (Image *image, const unsigned short value)
MagickExport ssize_t	WriteBlobMSBLong (Image *image, const unsigned long value)
MagickExport ssize_t	WriteBlobMSBShort (Image *image, const unsigned short value)
MagickExport ssize_t	WriteBlobString (Image *image, const char *string)

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Define Documentation

#define fseek   fseeko

#define ftell   ftello

#define MAP_FAILED   ((void *) -1)

#define MS_SYNC   0x04

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Enumeration Type Documentation

enum StreamType

Enumerator:

UndefinedStream
FileStream
StandardStream
PipeStream
ZipStream
BZipStream
FifoStream
BlobStream

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Function Documentation

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

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 int EOFBlob

(

const Image *

image

)

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

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 MagickSizeType GetBlobSize

(

const Image *

image

)

MagickExport unsigned char* GetBlobStreamData

(

const Image *

image

)

MagickExport StreamHandler GetBlobStreamHandler

(

const Image *

image

)

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

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

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

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

MagickExport MagickBooleanType IsBlobExempt

(

const Image *

image

)

MagickExport MagickBooleanType IsBlobSeekable

(

const Image *

image

)

MagickExport MagickBooleanType IsBlobTemporary

(

const Image *

image

)

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

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
	)

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

static size_t PingStream	(	const Image *	magick_unused(image),
		const void *	magick_unused(pixels),
		const size_t	columns
	)			[static]

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 long ReadBlobLong

(

Image *

image

)

MagickExport MagickSizeType ReadBlobLongLong

(

Image *

image

)

MagickExport unsigned long ReadBlobLSBLong

(

Image *

image

)

MagickExport unsigned short ReadBlobLSBShort

(

Image *

image

)

MagickExport unsigned long ReadBlobMSBLong

(

Image *

image

)

MagickExport unsigned short ReadBlobMSBShort

(

Image *

image

)

MagickExport unsigned short ReadBlobShort

(

Image *

image

)

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

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
	)

static int SyncBlob

(

Image *

image

)

[static]

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 long	value
	)

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

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

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

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

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

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

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

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