src/threadwrap.h

   1 ///
   2 /// \file       threadwrap.h
   3 ///             RAII Wrapper for a single thread.
   4 ///
   5
   6 /*
   7     Copyright (C) 2009, Nicolas VIVIEN
   8
   9     This program is free software; you can redistribute it and/or modify
  10     it under the terms of the GNU General Public License as published by
  11     the Free Software Foundation; either version 2 of the License, or
  12     (at your option) any later version.
  13
  14     This program is distributed in the hope that it will be useful,
  15     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  17
  18     See the GNU General Public License in the COPYING file at the
  19     root directory of this project for more details.
  20 */
  21
  22 #ifndef __BARRY_THREADWRAP_H__
  23 #define __BARRY_THREADWRAP_H__
  24
  25 #include "dll.h"
  26 #include <pthread.h>
  27
  28 namespace Barry {
  29
  30 class BXEXPORT Thread
  31 {
  32 public:
  33         struct CallbackData
  34         {
  35                 void *(*callback)(Barry::Thread::CallbackData *data);
  36
  37                 // user-accessible data
  38                 volatile bool stopflag;
  39                 void *userdata;
  40
  41                 explicit CallbackData(void *userdata);
  42         };
  43
  44 private:
  45         pthread_t thread;
  46         int m_socket;
  47         CallbackData *m_data;
  48
  49 public:
  50         // Note: the data pointer passed into callback is not the same
  51         // as userdata.  The data pointer is a pointer to CallbackData
  52         // which will contain the userdata pointer.
  53         Thread(int socket,
  54                 void *(*callback)(Barry::Thread::CallbackData *data),
  55                 void *userdata);
  56         ~Thread();
  57
  58         /// Sets stopflag in the callback data to true
  59         void StopFlag();
  60 };
  61
  62 } // namespace Barry
  63
  64 #endif
  65