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1 /**************************************************************************** |
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2 ** |
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3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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4 ** All rights reserved. |
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5 ** Contact: Nokia Corporation (qt-info@nokia.com) |
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6 ** |
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7 ** This file is part of the QtCore module of the Qt Toolkit. |
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8 ** |
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9 ** $QT_BEGIN_LICENSE:LGPL$ |
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10 ** No Commercial Usage |
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11 ** This file contains pre-release code and may not be distributed. |
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12 ** You may use this file in accordance with the terms and conditions |
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13 ** contained in the Technology Preview License Agreement accompanying |
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14 ** this package. |
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15 ** |
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16 ** GNU Lesser General Public License Usage |
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17 ** Alternatively, this file may be used under the terms of the GNU Lesser |
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18 ** General Public License version 2.1 as published by the Free Software |
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19 ** Foundation and appearing in the file LICENSE.LGPL included in the |
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20 ** packaging of this file. Please review the following information to |
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21 ** ensure the GNU Lesser General Public License version 2.1 requirements |
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22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. |
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23 ** |
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24 ** In addition, as a special exception, Nokia gives you certain additional |
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25 ** rights. These rights are described in the Nokia Qt LGPL Exception |
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26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. |
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27 ** |
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28 ** If you have questions regarding the use of this file, please contact |
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29 ** Nokia at qt-info@nokia.com. |
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30 ** |
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31 ** |
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32 ** |
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33 ** |
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34 ** |
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35 ** |
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36 ** |
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37 ** |
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38 ** $QT_END_LICENSE$ |
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39 ** |
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40 ****************************************************************************/ |
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41 |
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42 #ifndef QUUID_H |
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43 #define QUUID_H |
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44 |
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45 #include <QtCore/qstring.h> |
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46 |
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47 QT_BEGIN_HEADER |
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48 |
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49 #if defined(Q_OS_WIN) |
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50 #ifndef GUID_DEFINED |
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51 #define GUID_DEFINED |
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52 typedef struct _GUID |
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53 { |
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54 ulong Data1; |
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55 ushort Data2; |
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56 ushort Data3; |
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57 uchar Data4[8]; |
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58 } GUID, *REFGUID, *LPGUID; |
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59 #endif |
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60 #endif |
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61 |
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62 |
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63 QT_BEGIN_NAMESPACE |
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64 |
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65 QT_MODULE(Core) |
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66 |
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67 struct Q_CORE_EXPORT QUuid |
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68 { |
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69 enum Variant { |
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70 VarUnknown =-1, |
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71 NCS = 0, // 0 - - |
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72 DCE = 2, // 1 0 - |
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73 Microsoft = 6, // 1 1 0 |
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74 Reserved = 7 // 1 1 1 |
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75 }; |
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76 |
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77 enum Version { |
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78 VerUnknown =-1, |
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79 Time = 1, // 0 0 0 1 |
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80 EmbeddedPOSIX = 2, // 0 0 1 0 |
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81 Name = 3, // 0 0 1 1 |
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82 Random = 4 // 0 1 0 0 |
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83 }; |
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84 |
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85 QUuid() |
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86 { |
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87 data1 = 0; |
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88 data2 = 0; |
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89 data3 = 0; |
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90 for(int i = 0; i < 8; i++) |
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91 data4[i] = 0; |
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92 } |
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93 QUuid(uint l, ushort w1, ushort w2, uchar b1, uchar b2, uchar b3, uchar b4, uchar b5, uchar b6, uchar b7, uchar b8) |
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94 { |
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95 data1 = l; |
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96 data2 = w1; |
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97 data3 = w2; |
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98 data4[0] = b1; |
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99 data4[1] = b2; |
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100 data4[2] = b3; |
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101 data4[3] = b4; |
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102 data4[4] = b5; |
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103 data4[5] = b6; |
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104 data4[6] = b7; |
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105 data4[7] = b8; |
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106 } |
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107 #ifndef QT_NO_QUUID_STRING |
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108 QUuid(const QString &); |
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109 QUuid(const char *); |
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110 QString toString() const; |
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111 operator QString() const { return toString(); } |
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112 #endif |
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113 bool isNull() const; |
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114 |
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115 bool operator==(const QUuid &orig) const |
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116 { |
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117 uint i; |
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118 if (data1 != orig.data1 || data2 != orig.data2 || |
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119 data3 != orig.data3) |
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120 return false; |
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121 |
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122 for(i = 0; i < 8; i++) |
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123 if (data4[i] != orig.data4[i]) |
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124 return false; |
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125 |
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126 return true; |
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127 } |
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128 |
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129 bool operator!=(const QUuid &orig) const |
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130 { |
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131 return !(*this == orig); |
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132 } |
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133 |
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134 bool operator<(const QUuid &other) const; |
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135 bool operator>(const QUuid &other) const; |
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136 |
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137 #if defined(Q_OS_WIN) |
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138 // On Windows we have a type GUID that is used by the platform API, so we |
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139 // provide convenience operators to cast from and to this type. |
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140 QUuid(const GUID &guid) |
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141 { |
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142 data1 = guid.Data1; |
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143 data2 = guid.Data2; |
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144 data3 = guid.Data3; |
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145 for(int i = 0; i < 8; i++) |
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146 data4[i] = guid.Data4[i]; |
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147 } |
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148 |
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149 QUuid &operator=(const GUID &guid) |
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150 { |
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151 *this = QUuid(guid); |
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152 return *this; |
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153 } |
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154 |
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155 operator GUID() const |
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156 { |
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157 GUID guid = { data1, data2, data3, { data4[0], data4[1], data4[2], data4[3], data4[4], data4[5], data4[6], data4[7] } }; |
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158 return guid; |
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159 } |
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160 |
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161 bool operator==(const GUID &guid) const |
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162 { |
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163 return *this == QUuid(guid); |
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164 } |
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165 |
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166 bool operator!=(const GUID &guid) const |
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167 { |
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168 return !(*this == guid); |
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169 } |
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170 #endif |
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171 static QUuid createUuid(); |
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172 QUuid::Variant variant() const; |
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173 QUuid::Version version() const; |
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174 |
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175 uint data1; |
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176 ushort data2; |
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177 ushort data3; |
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178 uchar data4[8]; |
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179 }; |
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180 |
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181 #ifndef QT_NO_DATASTREAM |
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182 Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QUuid &); |
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183 Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QUuid &); |
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184 #endif |
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185 |
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186 QT_END_NAMESPACE |
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187 |
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188 QT_END_HEADER |
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189 |
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190 #endif // QUUID_H |