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/*=========================================================================
Program: GDCM (Grassroots DICOM). A DICOM library
Copyright (c) 2006-2011 Mathieu Malaterre
All rights reserved.
See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#ifndef GDCMTESTING_H
#define GDCMTESTING_H
#include "gdcmTypes.h"
#include <iostream>
namespace gdcm
{
/**
* \brief class for testing
* \details this class is used for the nightly regression system for GDCM
* It makes heavily use of md5 computation
*
* \see gdcm::MD5 class for md5 computation
*/
//-----------------------------------------------------------------------------
class GDCM_EXPORT Testing
{
public :
Testing() = default;;
~Testing() = default;;
/// MD5 stuff
/// digest_str needs to be at least : strlen = [2*16+1];
/// string will be \0 padded. (md5 are 32 bytes long)
/// Testing is not meant to be shipped with an installed GDCM release, always
/// prefer the gdcm::MD5 API when doing md5 computation.
static bool ComputeMD5(const char *buffer, size_t buf_len,
char digest_str[33]);
static bool ComputeFileMD5(const char *filename, char digest_str[33]);
/// Print
void Print(std::ostream &os = std::cout);
/// return the table of fullpath to gdcmData DICOM files:
static const char * const * GetFileNames();
static unsigned int GetNumberOfFileNames();
static const char * GetFileName(unsigned int file);
/// return the table that map the media storage (as string) of a filename (gdcmData)
typedef const char* const (*MediaStorageDataFilesType)[2];
static MediaStorageDataFilesType GetMediaStorageDataFiles();
static unsigned int GetNumberOfMediaStorageDataFiles();
static const char * const * GetMediaStorageDataFile(unsigned int file);
static const char * GetMediaStorageFromFile(const char *filepath);
/// return the table that map the md5 (as in md5sum) of the Pixel Data associated
/// to a filename
typedef const char* const (*MD5DataImagesType)[2];
static MD5DataImagesType GetMD5DataImages();
static unsigned int GetNumberOfMD5DataImages();
static const char * const * GetMD5DataImage(unsigned int file);
static const char * GetMD5FromFile(const char *filepath);
/// Return what should have been the md5 of file 'filepath'
/// This is based on current GDCM implementation to decipher a broken DICOM file.
static const char * GetMD5FromBrokenFile(const char *filepath);
/// Return the offset of the very first pixel cell in the PixelData
/// -1 if not found
static std::streamoff GetStreamOffsetFromFile(const char *filepath);
/// Return the offset just after Pixel Data Length (7fe0,0000) if found.
/// Otherwise the offset of the very first pixel cell in Pixel Data
/// -1 if not found
static std::streamoff GetSelectedTagsOffsetFromFile(const char *filepath);
/// Return the offset just after private attribute (0009,0010,"GEMS_IDEN_01") if found.
/// Otherwise the offset of the next attribute
/// -1 if not found
static std::streamoff GetSelectedPrivateGroupOffsetFromFile(const char *filepath);
/// Return the lossy flag of the given filename
/// -1 -> Error
/// 0 -> Lossless
/// 1 -> Lossy
static int GetLossyFlagFromFile(const char *filepath);
/// Return the GDCM DATA ROOT
static const char * GetDataRoot();
/// Return the GDCM DATA EXTRA ROOT
static const char * GetDataExtraRoot();
/// Return the GDCM PIXEL SPACING DATA ROOT (See David Clunie website for dataset)
static const char * GetPixelSpacingDataRoot();
/// NOT THREAD SAFE
/// Returns the temp directory as used in testing needing to output data:
static const char * GetTempDirectory(const char * subdir = nullptr);
/// NOT THREAD SAFE
static const wchar_t *GetTempDirectoryW(const wchar_t * subdir = nullptr);
/// NOT THREAD SAFE
static const char * GetTempFilename(const char *filename, const char * subdir = nullptr);
/// NOT THREAD SAFE
static const wchar_t* GetTempFilenameW(const wchar_t *filename, const wchar_t* subdir = nullptr);
static const char *GetSourceDirectory();
};
} // end namespace gdcm
//-----------------------------------------------------------------------------
#endif //GDCMTESTING_H
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