annotate Core/Uuid.cpp @ 319:760d0f32cb34

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 03 Jan 2013 13:19:51 +0100
parents fe180eae201d
children 68fd4de63eae
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012 Medical Physics Department, CHU of Liege,
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4 * Belgium
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5 *
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6 * This program is free software: you can redistribute it and/or
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7 * modify it under the terms of the GNU General Public License as
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8 * published by the Free Software Foundation, either version 3 of the
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9 * License, or (at your option) any later version.
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10 *
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11 * In addition, as a special exception, the copyright holders of this
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12 * program give permission to link the code of its release with the
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13 * OpenSSL project's "OpenSSL" library (or with modified versions of it
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14 * that use the same license as the "OpenSSL" library), and distribute
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15 * the linked executables. You must obey the GNU General Public License
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16 * in all respects for all of the code used other than "OpenSSL". If you
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17 * modify file(s) with this exception, you may extend this exception to
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18 * your version of the file(s), but you are not obligated to do so. If
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19 * you do not wish to do so, delete this exception statement from your
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20 * version. If you delete this exception statement from all source files
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21 * in the program, then also delete it here.
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22 *
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23 * This program is distributed in the hope that it will be useful, but
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24 * WITHOUT ANY WARRANTY; without even the implied warranty of
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25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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26 * General Public License for more details.
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27 *
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28 * You should have received a copy of the GNU General Public License
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29 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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30 **/
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33 #include "Uuid.h"
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34
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35 // http://stackoverflow.com/a/1626302
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37 extern "C"
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38 {
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39 #ifdef WIN32
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40 #include <rpc.h>
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41 #else
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42 #include <uuid/uuid.h>
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43 #endif
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44 }
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45
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46 #include <boost/filesystem.hpp>
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47
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48 namespace Orthanc
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49 {
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50 namespace Toolbox
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51 {
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52 std::string GenerateUuid()
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53 {
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54 #ifdef WIN32
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55 UUID uuid;
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56 UuidCreate ( &uuid );
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58 unsigned char * str;
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59 UuidToStringA ( &uuid, &str );
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61 std::string s( ( char* ) str );
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63 RpcStringFreeA ( &str );
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64 #else
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65 uuid_t uuid;
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66 uuid_generate_random ( uuid );
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67 char s[37];
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68 uuid_unparse ( uuid, s );
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69 #endif
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70 return s;
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71 }
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74 bool IsUuid(const std::string& str)
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75 {
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76 if (str.size() != 36)
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77 {
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78 return false;
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79 }
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81 for (size_t i = 0; i < str.length(); i++)
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82 {
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83 if (i == 8 || i == 13 || i == 18 || i == 23)
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84 {
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85 if (str[i] != '-')
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86 return false;
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87 }
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88 else
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89 {
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90 if (!isalnum(str[i]))
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91 return false;
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92 }
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93 }
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94
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95 return true;
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96 }
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98
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99 TemporaryFile::TemporaryFile()
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100 {
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101 #if BOOST_HAS_FILESYSTEM_V3 == 1
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102 boost::filesystem::path tmpDir = boost::filesystem::temp_directory_path();
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103 #elif defined(__linux__)
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104 boost::filesystem::path tmpDir("/tmp");
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105 #else
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106 #error Support your platform here
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107 #endif
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108
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109 // We use UUID to create unique path to temporary files
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110 tmpDir /= "Orthanc-" + Orthanc::Toolbox::GenerateUuid();
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111 path_ = tmpDir.string();
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112 }
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114
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115 TemporaryFile::~TemporaryFile()
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116 {
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117 boost::filesystem::remove(path_);
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118 }
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119 }
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120 }