distribute-cache.c File Reference

#include "MagickCore/studio.h"
#include "MagickCore/cache.h"
#include "MagickCore/cache-private.h"
#include "MagickCore/distribute-cache.h"
#include "MagickCore/distribute-cache-private.h"
#include "MagickCore/exception.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/geometry.h"
#include "MagickCore/image.h"
#include "MagickCore/image-private.h"
#include "MagickCore/list.h"
#include "MagickCore/locale_.h"
#include "MagickCore/memory_.h"
#include "MagickCore/nt-base-private.h"
#include "MagickCore/pixel.h"
#include "MagickCore/policy.h"
#include "MagickCore/random_.h"
#include "MagickCore/registry.h"
#include "MagickCore/splay-tree.h"
#include "MagickCore/string_.h"
#include "MagickCore/string-private.h"
#include "MagickCore/version.h"
#include "MagickCore/version-private.h"

Macros
#define	CLOSE_SOCKET(socket)
#define	HANDLER_RETURN_TYPE   void *
#define	HANDLER_RETURN_VALUE   (void *) NULL
#define	SOCKET_TYPE   int
#define	send(file, buffer, length, flags)   0
#define	recv(file, buffer, length, flags)   0
#define	DPCHostname   "127.0.0.1"
#define	DPCPendingConnections   10
#define	DPCPort   6668
#define	DPCSessionKeyLength   8
#define	MSG_NOSIGNAL   0

Functions
static MagickOffsetType	dpc_read (int file, const MagickSizeType length, unsigned char *magick_restrict message)
static int	ConnectPixelCacheServer (const char *hostname, const int port, size_t *session_key, ExceptionInfo *exception)
static char *	GetHostname (int *port, ExceptionInfo *exception)
MagickPrivate DistributeCacheInfo *	AcquireDistributeCacheInfo (ExceptionInfo *exception)
MagickPrivate DistributeCacheInfo *	DestroyDistributeCacheInfo (DistributeCacheInfo *server_info)
static MagickOffsetType	dpc_send (int file, const MagickSizeType length, const unsigned char *magick_restrict message)
MagickExport void	DistributePixelCacheServer (const int port, ExceptionInfo *Exception)
MagickPrivate int	GetDistributeCacheFile (const DistributeCacheInfo *server_info)
MagickPrivate const char *	GetDistributeCacheHostname (const DistributeCacheInfo *server_info)
MagickPrivate int	GetDistributeCachePort (const DistributeCacheInfo *server_info)
MagickPrivate MagickBooleanType	OpenDistributePixelCache (DistributeCacheInfo *server_info, Image *image)
MagickPrivate MagickOffsetType	ReadDistributePixelCacheMetacontent (DistributeCacheInfo *server_info, const RectangleInfo *region, const MagickSizeType length, unsigned char *metacontent)
MagickPrivate MagickOffsetType	ReadDistributePixelCachePixels (DistributeCacheInfo *server_info, const RectangleInfo *region, const MagickSizeType length, unsigned char *magick_restrict pixels)
MagickPrivate MagickBooleanType	RelinquishDistributePixelCache (DistributeCacheInfo *server_info)
MagickPrivate MagickOffsetType	WriteDistributePixelCacheMetacontent (DistributeCacheInfo *server_info, const RectangleInfo *region, const MagickSizeType length, const unsigned char *metacontent)
MagickPrivate MagickOffsetType	WriteDistributePixelCachePixels (DistributeCacheInfo *server_info, const RectangleInfo *region, const MagickSizeType length, const unsigned char *magick_restrict pixels)

Macro Definition Documentation

#define CLOSE_SOCKET

(

socket

)

Referenced by ConnectPixelCacheServer(), and DestroyDistributeCacheInfo().

#define DPCHostname   "127.0.0.1"

Referenced by GetHostname().

#define DPCPendingConnections   10

#define DPCPort   6668

Referenced by GetHostname().

#define DPCSessionKeyLength   8

#define HANDLER_RETURN_TYPE   void *

#define HANDLER_RETURN_VALUE   (void *) NULL

#define MSG_NOSIGNAL   0

Referenced by dpc_send().

#define recv	(		file,
			buffer,
			length,
			flags
	)		0

Referenced by ConnectPixelCacheServer(), and dpc_read().

#define send	(		file,
			buffer,
			length,
			flags
	)		0

Referenced by dpc_send().

#define SOCKET_TYPE   int

Referenced by ConnectPixelCacheServer().

Function Documentation

MagickPrivate DistributeCacheInfo* AcquireDistributeCacheInfo

(

ExceptionInfo *

exception

)

References AcquireCriticalMemory(), ConnectPixelCacheServer(), CopyMagickString(), _DistributeCacheInfo::debug, DestroyDistributeCacheInfo(), DestroyString(), _DistributeCacheInfo::file, GetHostname(), _DistributeCacheInfo::hostname, IsEventLogging(), MagickCoreSignature, MagickPathExtent, _DistributeCacheInfo::port, _DistributeCacheInfo::session_key, and _DistributeCacheInfo::signature.

static int ConnectPixelCacheServer ( const char *  hostname, const int  port, size_t *  session_key, ExceptionInfo *  exception  )

static

References AcquireStringInfo(), CacheError, CLOSE_SOCKET, DestroyString(), DestroyStringInfo(), FormatLocaleString(), GetMagickModule, GetMagickSignature(), GetPolicyValue(), GetStringInfoDatum(), MagickFalse, MagickPathExtent, MagickTrue, MissingDelegateError, recv, SOCKET_TYPE, and ThrowMagickException().

Referenced by AcquireDistributeCacheInfo().

MagickPrivate DistributeCacheInfo* DestroyDistributeCacheInfo

(

DistributeCacheInfo *

server_info

)

References CLOSE_SOCKET, _DistributeCacheInfo::file, MagickCoreSignature, RelinquishMagickMemory(), and _DistributeCacheInfo::signature.

Referenced by AcquireDistributeCacheInfo(), DestroyPixelCache(), and OpenPixelCache().

MagickExport void DistributePixelCacheServer	(	const int	port,
		ExceptionInfo *	Exception
	)

References magick_unreferenced, MissingDelegateError, and ThrowFatalException.

static MagickOffsetType dpc_read ( int  file, const MagickSizeType  length, unsigned char *magick_restrict  message  )

inlinestatic

References magick_unreferenced, MagickMin, and recv.

Referenced by OpenDistributePixelCache(), ReadDistributePixelCacheMetacontent(), ReadDistributePixelCachePixels(), and RelinquishDistributePixelCache().

static MagickOffsetType dpc_send ( int  file, const MagickSizeType  length, const unsigned char *magick_restrict  message  )

inlinestatic

References magick_unreferenced, MagickMin, MSG_NOSIGNAL, and send.

Referenced by OpenDistributePixelCache(), ReadDistributePixelCacheMetacontent(), ReadDistributePixelCachePixels(), RelinquishDistributePixelCache(), WriteDistributePixelCacheMetacontent(), and WriteDistributePixelCachePixels().

MagickPrivate int GetDistributeCacheFile

(

const DistributeCacheInfo *

server_info

)

References _DistributeCacheInfo::file, MagickCoreSignature, and _DistributeCacheInfo::signature.

MagickPrivate const char* GetDistributeCacheHostname

(

const DistributeCacheInfo *

server_info

)

References _DistributeCacheInfo::hostname, MagickCoreSignature, and _DistributeCacheInfo::signature.

Referenced by OpenPixelCache().

MagickPrivate int GetDistributeCachePort

(

const DistributeCacheInfo *

server_info

)

References MagickCoreSignature, _DistributeCacheInfo::port, and _DistributeCacheInfo::signature.

Referenced by OpenPixelCache().

static char* GetHostname ( int *  port, ExceptionInfo *  exception  )

static

References AcquireString(), DestroyString(), DPCHostname, DPCPort, GetImageRegistry(), RelinquishMagickMemory(), StringRegistryType, StringToArgv(), StringToLong(), and SubstituteString().

Referenced by AcquireDistributeCacheInfo().

MagickPrivate MagickBooleanType OpenDistributePixelCache	(	DistributeCacheInfo *	server_info,
		Image *	image
	)

References _Image::alpha_trait, _Image::channel_map, _Image::channels, _Image::colorspace, _Image::columns, dpc_read(), dpc_send(), _DistributeCacheInfo::file, MagickCoreSignature, MagickFalse, MagickPathExtent, MagickTrue, MaxPixelChannels, _Image::metacontent_extent, _Image::number_channels, _Image::rows, _DistributeCacheInfo::session_key, _DistributeCacheInfo::signature, _Image::signature, and _Image::storage_class.

MagickPrivate MagickOffsetType ReadDistributePixelCacheMetacontent	(	DistributeCacheInfo *	server_info,
		const RectangleInfo *	region,
		const MagickSizeType	length,
		unsigned char *	metacontent
	)

References dpc_read(), dpc_send(), _DistributeCacheInfo::file, _RectangleInfo::height, MagickCoreSignature, MagickPathExtent, _DistributeCacheInfo::session_key, _DistributeCacheInfo::signature, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

MagickPrivate MagickOffsetType ReadDistributePixelCachePixels	(	DistributeCacheInfo *	server_info,
		const RectangleInfo *	region,
		const MagickSizeType	length,
		unsigned char *magick_restrict	pixels
	)

References dpc_read(), dpc_send(), _DistributeCacheInfo::file, _RectangleInfo::height, MagickCoreSignature, MagickPathExtent, _DistributeCacheInfo::session_key, _DistributeCacheInfo::signature, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

MagickPrivate MagickBooleanType RelinquishDistributePixelCache

(

DistributeCacheInfo *

server_info

)

References dpc_read(), dpc_send(), _DistributeCacheInfo::file, MagickCoreSignature, MagickFalse, MagickPathExtent, MagickTrue, _DistributeCacheInfo::session_key, and _DistributeCacheInfo::signature.

Referenced by RelinquishPixelCachePixels().

MagickPrivate MagickOffsetType WriteDistributePixelCacheMetacontent	(	DistributeCacheInfo *	server_info,
		const RectangleInfo *	region,
		const MagickSizeType	length,
		const unsigned char *	metacontent
	)

References dpc_send(), _DistributeCacheInfo::file, _RectangleInfo::height, MagickCoreSignature, MagickPathExtent, _DistributeCacheInfo::session_key, _DistributeCacheInfo::signature, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.

MagickPrivate MagickOffsetType WriteDistributePixelCachePixels	(	DistributeCacheInfo *	server_info,
		const RectangleInfo *	region,
		const MagickSizeType	length,
		const unsigned char *magick_restrict	pixels
	)

References dpc_send(), _DistributeCacheInfo::file, _RectangleInfo::height, MagickCoreSignature, MagickPathExtent, _DistributeCacheInfo::session_key, _DistributeCacheInfo::signature, _RectangleInfo::width, _RectangleInfo::x, and _RectangleInfo::y.