src/libs/net/uuid.h

   1 //
   2 // Copyright (C) 2008 Francesco Salvestrini
   3 //
   4 // This program is free software; you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation; either version 2 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License along
  15 // with this program; if not, write to the Free Software Foundation, Inc.,
  16 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17 //
  18
  19 #ifndef LIBS_NET_UUID_H
  20 #define LIBS_NET_UUID_H
  21
  22 #include "config.h"
  23
  24 #include <string>
  25
  26 namespace Net {
  27         class UUID {
  28         public:
  29                 UUID(void);
  30                 ~UUID(void);
  31                 UUID(const std::string & u);
  32
  33                 void     clear(void);
  34
  35                 // Operators
  36                 operator              std::string(void);
  37                 bool                  operator ==(const UUID & rhs);
  38                 UUID &                operator =(const UUID & rhs);
  39                 friend std::ostream & operator <<(std::ostream & stream,
  40                                                  UUID           obj);
  41                 friend std::istream & operator >>(std::istream & stream,
  42                                                  UUID &         obj);
  43
  44         protected:
  45
  46         private:
  47                 struct uuid {
  48                         uint32_t time_low;
  49                         uint16_t time_mid;
  50                         uint16_t time_high_and_version;
  51                         uint16_t clock_seq;
  52                         uint8_t  node[6];
  53                 } uuid_;
  54
  55                 bool grab_4hex(const std::string &    u,
  56                                std::string::size_type s,
  57                                std::string::size_type e,
  58                                uint16_t &             v);
  59                 bool grab_8hex(const std::string &    u,
  60                                std::string::size_type s,
  61                                std::string::size_type e,
  62                                uint32_t &             v);
  63                 bool grab_12hex(const std::string &    u,
  64                                 std::string::size_type s,
  65                                 std::string::size_type e,
  66                                 uint8_t *              v);
  67         };
  68 };
  69
  70 #endif // LIBS_NET_UUID_H