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comparison Core/Toolbox.cpp @ 453:30086c1aca30

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endianness
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 04 Jul 2013 14:29:44 +0200
parents d2c69150a979
children c9a5d72f8481
comparison
equal deleted inserted replaced
452:80f7539147a2 453:30086c1aca30
32 32
33 #include "Toolbox.h" 33 #include "Toolbox.h"
34 34
35 #include "OrthancException.h" 35 #include "OrthancException.h"
36 36
37 #include <stdint.h>
37 #include <string.h> 38 #include <string.h>
38 #include <boost/filesystem.hpp> 39 #include <boost/filesystem.hpp>
39 #include <boost/filesystem/fstream.hpp> 40 #include <boost/filesystem/fstream.hpp>
40 #include <boost/date_time/posix_time/posix_time.hpp> 41 #include <boost/date_time/posix_time/posix_time.hpp>
41 #include <algorithm> 42 #include <algorithm>
669 } 670 }
670 } 671 }
671 672
672 s.resize(target); 673 s.resize(target);
673 } 674 }
675
676
677 Endianness Toolbox::DetectEndianness()
678 {
679 // http://sourceforge.net/p/predef/wiki/Endianness/
680
681 uint8_t buffer[4];
682
683 buffer[0] = 0x00;
684 buffer[1] = 0x01;
685 buffer[2] = 0x02;
686 buffer[3] = 0x03;
687
688 switch (*((uint32_t *)buffer))
689 {
690 case 0x00010203:
691 return Endianness_Big;
692
693 case 0x03020100:
694 return Endianness_Little;
695
696 default:
697 throw OrthancException(ErrorCode_NotImplemented);
698 }
699 }
674 } 700 }