reactos/tools/sysreg/os_support.h

   1 #ifndef OS_SUPPORT_H__
   2 #define OS_SUPPORT_H__
   3
   4 /* $Id: os_support.h 24643 2006-10-24 11:45:21Z janderwald $
   5  *
   6  * PROJECT:     System regression tool for ReactOS
   7  * LICENSE:     GPL - See COPYING in the top level directory
   8  * FILE:        tools/sysreg/conf_parser.h
   9  * PURPOSE:     operating systems specific code
  10  * PROGRAMMERS: Johannes Anderwald (johannes.anderwald at sbox tugraz at)
  11  */
  12
  13 #ifndef __LINUX__
  14 #include <windows.h>
  15 #else
  16 #include <unistd.h>
  17 #include <sys/types.h>
  18 #include <signal.h>
  19 #include <sys/wait.h>
  20 #endif
  21
  22 #include "user_types.h"
  23 #include <ctime>
  24 #include <vector>
  25
  26 #ifndef _MSC_VER
  27 #include <sys/time.h>
  28 #endif
  29
  30 #define MAX(a, b)  (((a) > (b)) ? (a) : (b))
  31
  32 namespace System_
  33 {
  34 //---------------------------------------------------------------------------------------
  35 ///
  36 /// class OsSupport
  37 ///
  38 /// Description: this class encapsulates operating system specific functions
  39 ///
  40 ///
  41
  42         class OsSupport
  43         {
  44         public:
  45 #ifdef WIN32
  46                 typedef DWORD ProcessID;
  47 #else
  48                 typedef pid_t ProcessID;
  49 #endif
  50
  51 //---------------------------------------------------------------------------------------
  52 ///
  53 /// OsSupport
  54 ///
  55 /// Description: constructor of class OsSupport
  56
  57                 virtual ~OsSupport()
  58                 {}
  59
  60 //---------------------------------------------------------------------------------------
  61 ///
  62 /// createProcess
  63 ///
  64 /// Description: this functions creates a new process and returns its pid on success
  65 ///
  66 /// @param procname name of the file to execute
  67 /// @param procargsnum num of arguments for the new process
  68 /// @param procargs arguments for the new process
  69 ///
  70 ///
  71
  72                 static ProcessID createProcess(const char * procname, int procargsnum, const char ** procargs, bool wait);
  73
  74 //---------------------------------------------------------------------------------------
  75 ///
  76 /// terminateProcess
  77 ///
  78 /// Description: this function terminates a process given by its pid
  79 ///
  80 /// Note: returns true if the process with the given pid was terminated
  81 ///
  82 /// @param pid process id of the process to terminate
  83 /// @param exitcode for the killed process
  84
  85         static bool terminateProcess(ProcessID pid, int exitcode);
  86
  87
  88 //----------------------------------------------------------------------------------------
  89 ///
  90 /// delayExecution
  91 ///
  92 /// Description: this function sleeps the current process for the amount given in seconds
  93 ///
  94 /// @param sec amount of seconds to sleep
  95
  96     static void delayExecution(long sec);
  97
  98 ///---------------------------------------------------------------------------------------
  99 ///
 100 /// initializeTimer
 101 ///
 102 /// Description: this function initializes an alarm. When the alarm expires, it will terminate
 103 /// the given process
 104
 105     static void setAlarm(long sec, OsSupport::ProcessID pid);
 106
 107 ///---------------------------------------------------------------------------------------
 108 ///
 109 /// cancelAlarms
 110 ///
 111 /// Description: this function cancels all available timers
 112
 113     static void cancelAlarms();
 114
 115 ///---------------------------------------------------------------------------------------
 116 ///
 117 /// checkAlarms
 118 ///
 119 /// Description: this function checks for expired alarams
 120
 121     static void checkAlarms();
 122
 123 ///---------------------------------------------------------------------------------------
 124 ///
 125 /// hasAlarms
 126 ///
 127 /// Description: this function checks wether there are alarms set active
 128
 129     static bool hasAlarms();
 130
 131         protected:
 132 //---------------------------------------------------------------------------------------
 133 ///
 134 /// OsSupport
 135 ///
 136 /// Description: constructor of class OsSupport
 137
 138                 OsSupport()
 139                 {}
 140
 141 #ifdef __LINUX__
 142         static struct sigaction s_sact;
 143 #else
 144         static HANDLE s_hThread;
 145 #endif
 146
 147      typedef struct
 148      {
 149         struct timeval tm;
 150         ProcessID pid;
 151      }TIME_ENTRY, *PTIME_ENTRY;
 152      typedef std::vector<PTIME_ENTRY> TimeEntryVector;
 153      static TimeEntryVector s_Entries;
 154         }; // end of class OsSupport
 155
 156 } // end of namespace System_
 157
 158 #endif /* end of OS_SUPPORT_H__ */