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magic.c File Reference

#include "magick/studio.h"
#include "magick/blob.h"
#include "magick/client.h"
#include "magick/configure.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/hashmap.h"
#include "magick/magic.h"
#include "magick/memory_.h"
#include "magick/semaphore.h"
#include "magick/string_.h"
#include "magick/token.h"
#include "magick/utility.h"
#include "magick/xml-tree.h"
Include dependency graph for magic.c:

Go to the source code of this file.

Data Structures

struct  _MagicMapInfo

Defines

#define MagicFilename   "magic.xml"
#define MagickString(magic)   (const unsigned char *) (magic), sizeof(magic)-1

Typedefs

typedef struct _MagicMapInfo MagicMapInfo

Functions

static MagickBooleanType InitializeMagicList (ExceptionInfo *)
static MagickBooleanType LoadMagicLists (const char *, ExceptionInfo *)
MagickExport const MagicInfo * GetMagicInfo (const unsigned char *magic, const size_t length, ExceptionInfo *exception)
static int MagicInfoCompare (const void *x, const void *y)
MagickExport const MagicInfo ** GetMagicInfoList (const char *pattern, unsigned long *number_aliases, ExceptionInfo *exception)
static int MagicCompare (const void *x, const void *y)
MagickExport char ** GetMagicList (const char *pattern, unsigned long *number_aliases, ExceptionInfo *exception)
MagickExport const char * GetMagicName (const MagicInfo *magic_info)
MagickExport MagickBooleanType ListMagicInfo (FILE *file, ExceptionInfo *exception)
static MagickBooleanType LoadMagicList (const char *xml, const char *filename, const unsigned long depth, ExceptionInfo *exception)
MagickExport MagickBooleanType MagicComponentGenesis (void)
static void * DestroyMagicElement (void *magic_info)
MagickExport void MagicComponentTerminus (void)

Variables

static const MagicMapInfo MagicMap []
static LinkedListInfo * magic_list = (LinkedListInfo *) NULL
static SemaphoreInfo * magic_semaphore = (SemaphoreInfo *) NULL
static volatile MagickBooleanType instantiate_magic = MagickFalse

Define Documentation

#define MagicFilename   "magic.xml"

Definition at line 59 of file magic.c.

Referenced by InitializeMagicList().

#define MagickString ( magic   )     (const unsigned char *) (magic), sizeof(magic)-1

Definition at line 60 of file magic.c.

Typedef Documentation

typedef struct _MagicMapInfo MagicMapInfo

Function Documentation

static void* DestroyMagicElement ( void *  magic_info  )  [static]

Definition at line 1038 of file magic.c.

References DestroyString(), _MagicInfo::exempt, _MagicInfo::magic, MagickFalse, _MagicInfo::name, _MagicInfo::path, RelinquishMagickMemory(), and _MagicInfo::target.

Referenced by MagicComponentTerminus().

MagickExport const MagicInfo* GetMagicInfo ( const unsigned char *  magic,
const size_t  length,
ExceptionInfo *  exception 
)

Definition at line 241 of file magic.c.

References GetNextValueInLinkedList(), GetValueFromLinkedList(), InitializeMagicList(), InsertValueInLinkedList(), instantiate_magic, IsLinkedListEmpty(), _MagicInfo::length, LockSemaphoreInfo(), _MagicInfo::magic, magic_list, magic_semaphore, MagickFalse, _MagicInfo::offset, RemoveElementByValueFromLinkedList(), ResetLinkedListIterator(), and UnlockSemaphoreInfo().

Referenced by GetMagicInfoList(), GetMagicList(), and SetImageInfo().

MagickExport const MagicInfo** GetMagicInfoList ( const char *  pattern,
unsigned long *  number_aliases,
ExceptionInfo *  exception 
)

Definition at line 330 of file magic.c.

References AcquireQuantumMemory(), GetMagicInfo(), GetMagickModule, GetNextValueInLinkedList(), GetNumberOfElementsInLinkedList(), GlobExpression(), LockSemaphoreInfo(), LogMagickEvent(), magic_list, magic_semaphore, MagicInfoCompare(), MagickFalse, _MagicInfo::name, ResetLinkedListIterator(), _MagicInfo::stealth, TraceEvent, and UnlockSemaphoreInfo().

Referenced by ListMagicInfo().

MagickExport char** GetMagicList ( const char *  pattern,
unsigned long *  number_aliases,
ExceptionInfo *  exception 
)

Definition at line 425 of file magic.c.

References AcquireQuantumMemory(), ConstantString(), GetMagicInfo(), GetMagickModule, GetNextValueInLinkedList(), GetNumberOfElementsInLinkedList(), GlobExpression(), LockSemaphoreInfo(), LogMagickEvent(), magic_list, magic_semaphore, MagicCompare(), MagickFalse, _MagicInfo::name, ResetLinkedListIterator(), _MagicInfo::stealth, TraceEvent, and UnlockSemaphoreInfo().

MagickExport const char* GetMagicName ( const MagicInfo *  magic_info  ) 

Definition at line 490 of file magic.c.

References GetMagickModule, LogMagickEvent(), MagickSignature, _MagicInfo::name, _MagicInfo::signature, and TraceEvent.

Referenced by SetImageInfo().

static MagickBooleanType InitializeMagicList ( ExceptionInfo *  exception  )  [static]

Definition at line 520 of file magic.c.

References AcquireSemaphoreInfo(), instantiate_magic, LoadMagicLists(), LockSemaphoreInfo(), magic_list, magic_semaphore, MagicFilename, MagickFalse, MagickTrue, and UnlockSemaphoreInfo().

Referenced by GetMagicInfo().

MagickExport MagickBooleanType ListMagicInfo ( FILE *  file,
ExceptionInfo *  exception 
)

Definition at line 563 of file magic.c.

References GetMagicInfoList(), LocaleCompare(), MagickFalse, MagickTrue, _MagicInfo::offset, _MagicInfo::path, RelinquishMagickMemory(), and _MagicInfo::target.

static MagickBooleanType LoadMagicList ( const char *  xml,
const char *  filename,
const unsigned long  depth,
ExceptionInfo *  exception 
) [static]

Definition at line 655 of file magic.c.

References AcquireMagickMemory(), AcquireString(), AppendValueToLinkedList(), ConcatenateMagickString(), ConfigureError, ConfigureEvent, ConstantString(), CopyMagickString(), DirectorySeparator, _MagicInfo::exempt, FileToString(), GetMagickModule, GetMagickToken(), GetPathComponent(), HeadPath, IsMagickTrue(), _MagicInfo::length, LocaleCompare(), LocaleNCompare(), LogMagickEvent(), _MagicInfo::magic, magic_list, MagickFalse, MagickSignature, MagickTrue, MaxTextExtent, _MagicInfo::name, NewLinkedList(), _MagicInfo::offset, _MagicInfo::path, RelinquishMagickMemory(), ResetMagickMemory(), ResourceLimitError, ResourceLimitFatalError, _MagicInfo::signature, _MagicInfo::stealth, _MagicInfo::target, ThrowFatalException, ThrowFileException, and ThrowMagickException().

Referenced by LoadMagicLists().

static MagickBooleanType LoadMagicLists ( const char *  filename,
ExceptionInfo *  exception 
)

Definition at line 916 of file magic.c.

References AcquireMagickMemory(), AppendValueToLinkedList(), CopyMagickString(), DestroyConfigureOptions(), _MagicInfo::exempt, GetConfigureOptions(), GetMagickModule, GetNextValueInLinkedList(), GetStringInfoDatum(), GetStringInfoPath(), _MagicMapInfo::length, _MagicInfo::length, LoadMagicList(), _MagicInfo::magic, _MagicMapInfo::magic, magic_list, MagickFalse, MagickSignature, MagickTrue, MagicMap, MaxTextExtent, _MagicMapInfo::name, _MagicInfo::name, NewLinkedList(), _MagicMapInfo::offset, _MagicInfo::offset, _MagicInfo::path, ResetMagickMemory(), ResourceLimitError, _MagicInfo::signature, _MagicInfo::target, ThrowFileException, and ThrowMagickException().

Referenced by InitializeMagicList().

static int MagicCompare ( const void *  x,
const void *  y 
) [static]

Definition at line 410 of file magic.c.

References LocaleCompare().

Referenced by GetMagicList().

MagickExport MagickBooleanType MagicComponentGenesis ( void   ) 

Definition at line 1013 of file magic.c.

References AcquireSemaphoreInfo(), magic_semaphore, and MagickTrue.

Referenced by MagickCoreGenesis().

MagickExport void MagicComponentTerminus ( void   ) 

Definition at line 1059 of file magic.c.

References AcquireSemaphoreInfo(), DestroyLinkedList(), DestroyMagicElement(), DestroySemaphoreInfo(), instantiate_magic, LockSemaphoreInfo(), magic_list, magic_semaphore, MagickFalse, and UnlockSemaphoreInfo().

Referenced by MagickCoreTerminus().

static int MagicInfoCompare ( const void *  x,
const void *  y 
) [static]

Definition at line 313 of file magic.c.

References LocaleCompare().

Referenced by GetMagicInfoList().

Variable Documentation

volatile MagickBooleanType instantiate_magic = MagickFalse [static]

Definition at line 203 of file magic.c.

Referenced by GetMagicInfo(), InitializeMagicList(), and MagicComponentTerminus().

LinkedListInfo* magic_list = (LinkedListInfo *) NULL [static]

Definition at line 197 of file magic.c.

Referenced by GetMagicInfo(), GetMagicInfoList(), GetMagicList(), InitializeMagicList(), LoadMagicList(), LoadMagicLists(), and MagicComponentTerminus().

SemaphoreInfo* magic_semaphore = (SemaphoreInfo *) NULL [static]

Definition at line 200 of file magic.c.

Referenced by GetMagicInfo(), GetMagicInfoList(), GetMagicList(), InitializeMagicList(), MagicComponentGenesis(), and MagicComponentTerminus().

const MagicMapInfo MagicMap[] [static]

Definition at line 84 of file magic.c.

Referenced by LoadMagicLists().

Generated on 19 Nov 2009 for MagickCore by  doxygen 1.6.1