MagickCore
6.9.10
Convert, Edit, Or Compose Bitmap Images
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#include "magick/studio.h"
#include "magick/cache.h"
#include "magick/exception.h"
#include "magick/exception-private.h"
#include "magick/property.h"
#include "magick/image.h"
#include "magick/memory_.h"
#include "magick/quantum.h"
#include "magick/quantum-private.h"
#include "magick/signature.h"
#include "magick/signature-private.h"
#include "magick/string_.h"
Data Structures | |
struct | _SignatureInfo |
Macros | |
#define | SignatureBlocksize 64 |
#define | SignatureDigestsize 32 |
#define | Sigma0(x) (RotateRight(x,7) ^ RotateRight(x,18) ^ Trunc32((x) >> 3)) |
#define | Sigma1(x) (RotateRight(x,17) ^ RotateRight(x,19) ^ Trunc32((x) >> 10)) |
#define | Suma0(x) (RotateRight(x,2) ^ RotateRight(x,13) ^ RotateRight(x,22)) |
#define | Suma1(x) (RotateRight(x,6) ^ RotateRight(x,11) ^ RotateRight(x,25)) |
Functions | |
static void | TransformSignature (SignatureInfo *) |
MagickExport SignatureInfo * | AcquireSignatureInfo (void) |
MagickExport SignatureInfo * | DestroySignatureInfo (SignatureInfo *signature_info) |
MagickExport void | FinalizeSignature (SignatureInfo *signature_info) |
MagickExport unsigned int | GetSignatureBlocksize (const SignatureInfo *signature_info) |
MagickExport const StringInfo * | GetSignatureDigest (const SignatureInfo *signature_info) |
MagickExport unsigned int | GetSignatureDigestsize (const SignatureInfo *signature_info) |
MagickExport void | InitializeSignature (SignatureInfo *signature_info) |
MagickExport void | SetSignatureDigest (SignatureInfo *signature_info, const StringInfo *digest) |
MagickExport MagickBooleanType | SignatureImage (Image *image) |
static unsigned int | Ch (unsigned int x, unsigned int y, unsigned int z) |
static unsigned int | Maj (unsigned int x, unsigned int y, unsigned int z) |
static unsigned int | Trunc32 (unsigned int x) |
static unsigned int | RotateRight (unsigned int x, unsigned int n) |
MagickExport void | UpdateSignature (SignatureInfo *signature_info, const StringInfo *message) |
#define Sigma0 | ( | x | ) | (RotateRight(x,7) ^ RotateRight(x,18) ^ Trunc32((x) >> 3)) |
Referenced by TransformSignature().
#define Sigma1 | ( | x | ) | (RotateRight(x,17) ^ RotateRight(x,19) ^ Trunc32((x) >> 10)) |
Referenced by TransformSignature().
#define SignatureBlocksize 64 |
Referenced by AcquireSignatureInfo().
#define SignatureDigestsize 32 |
Referenced by AcquireSignatureInfo(), and FinalizeSignature().
#define Suma0 | ( | x | ) | (RotateRight(x,2) ^ RotateRight(x,13) ^ RotateRight(x,22)) |
Referenced by TransformSignature().
#define Suma1 | ( | x | ) | (RotateRight(x,6) ^ RotateRight(x,11) ^ RotateRight(x,25)) |
Referenced by TransformSignature().
MagickExport SignatureInfo* AcquireSignatureInfo | ( | void | ) |
References _SignatureInfo::accumulator, AcquireMagickMemory(), AcquireQuantumMemory(), AcquireStringInfo(), _SignatureInfo::blocksize, _SignatureInfo::digest, _SignatureInfo::digestsize, InitializeSignature(), _SignatureInfo::lsb_first, MagickCoreSignature, MagickFalse, MagickTrue, _SignatureInfo::message, ResourceLimitFatalError, _SignatureInfo::signature, SignatureBlocksize, SignatureDigestsize, ThrowFatalException, and _SignatureInfo::timestamp.
Referenced by SignatureImage().
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inlinestatic |
Referenced by TransformSignature().
MagickExport SignatureInfo* DestroySignatureInfo | ( | SignatureInfo * | signature_info | ) |
References _SignatureInfo::accumulator, DestroyStringInfo(), _SignatureInfo::digest, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _SignatureInfo::message, RelinquishMagickMemory(), _SignatureInfo::signature, and TraceEvent.
Referenced by AcquireRandomInfo(), DestroyRandomInfo(), HashStringInfoType(), HashStringType(), and SignatureImage().
MagickExport void FinalizeSignature | ( | SignatureInfo * | signature_info | ) |
References _SignatureInfo::accumulator, _SignatureInfo::digest, _SignatureInfo::extent, GetMagickModule, GetStringInfoDatum(), GetStringInfoLength(), _SignatureInfo::high_order, LogMagickEvent(), _SignatureInfo::low_order, MagickCoreSignature, _SignatureInfo::message, _SignatureInfo::signature, SignatureDigestsize, TraceEvent, and TransformSignature().
Referenced by SignatureImage().
MagickExport unsigned int GetSignatureBlocksize | ( | const SignatureInfo * | signature_info | ) |
MagickExport const StringInfo* GetSignatureDigest | ( | const SignatureInfo * | signature_info | ) |
References _SignatureInfo::digest, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _SignatureInfo::signature, and TraceEvent.
Referenced by AcquireRandomInfo(), HashStringInfoType(), HashStringType(), SetRandomKey(), and SignatureImage().
MagickExport unsigned int GetSignatureDigestsize | ( | const SignatureInfo * | signature_info | ) |
References _SignatureInfo::digestsize, GetMagickModule, LogMagickEvent(), MagickCoreSignature, _SignatureInfo::signature, and TraceEvent.
Referenced by AcquireRandomInfo(), and SetRandomKey().
MagickExport void InitializeSignature | ( | SignatureInfo * | signature_info | ) |
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inlinestatic |
Referenced by TransformSignature().
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static |
References Trunc32().
MagickExport void SetSignatureDigest | ( | SignatureInfo * | signature_info, |
const StringInfo * | digest | ||
) |
References _SignatureInfo::digest, MagickCoreSignature, SetStringInfo(), and _SignatureInfo::signature.
MagickExport MagickBooleanType SignatureImage | ( | Image * | image | ) |
References AcquireQuantumInfo(), AcquireSignatureInfo(), AcquireStringInfo(), AcquireVirtualCacheView(), CMYKAQuantum, CMYKColorspace, CMYKQuantum, _Image::colorspace, _Image::columns, _Image::debug, DeleteImageProperty(), DestroyCacheView(), DestroyQuantumInfo(), DestroySignatureInfo(), DestroyString(), DestroyStringInfo(), _Image::exception, ExportQuantumPixels(), _QuantumInfo::extent, _Image::filename, FinalizeSignature(), GetCacheViewVirtualPixels(), GetMagickModule, GetQuantumPixels(), GetSignatureDigest(), LogMagickEvent(), MagickCoreSignature, MagickFalse, MagickTrue, _Image::matte, ResourceLimitError, RGBAQuantum, RGBQuantum, _Image::rows, SetImageProperty(), SetStringInfoDatum(), SetStringInfoLength(), _SignatureInfo::signature, _Image::signature, StringInfoToHexString(), ThrowBinaryException, TraceEvent, and UpdateSignature().
Referenced by GetMagickPropertyLetter(), and IdentifyImage().
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static |
References _SignatureInfo::accumulator, Ch(), DisableMSCWarning, GetStringInfoDatum(), _SignatureInfo::lsb_first, MagickFalse, Maj(), _SignatureInfo::message, RestoreMSCWarning, Sigma0, Sigma1, Suma0, Suma1, and Trunc32().
Referenced by FinalizeSignature(), and UpdateSignature().
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inlinestatic |
Referenced by RotateRight(), TransformSignature(), and UpdateSignature().
MagickExport void UpdateSignature | ( | SignatureInfo * | signature_info, |
const StringInfo * | message | ||
) |
References _SignatureInfo::extent, GetStringInfoDatum(), GetStringInfoLength(), _SignatureInfo::high_order, _SignatureInfo::low_order, MagickCoreSignature, _SignatureInfo::message, SetStringInfoDatum(), _SignatureInfo::signature, TransformSignature(), and Trunc32().
Referenced by AcquireRandomInfo(), HashStringInfoType(), HashStringType(), SetRandomKey(), and SignatureImage().