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C/C++ Source or Header  |  2002-04-26  |  5KB  |  111 lines
  1. /* $Id: DEVINFO.H,v 1.2 2002/04/26 23:09:00 smilcke Exp $ */
  2.  
  3. /************************************************************************\
  4. **                                                                      **
  5. **               OS/2(r) Physical Device Driver Libraries               **
  6. **                         for Watcom C/C++ 10                          **
  7. **                                                                      **
  8. **  COPYRIGHT:                                                          **
  9. **                                                                      **
  10. **    (C) Copyright Advanced Gravis Computer Technology Ltd 1994.       **
  11. **        All Rights Reserved.                                          **
  12. **                                                                      **
  13. **  DISCLAIMER OF WARRANTIES:                                           **
  14. **                                                                      **
  15. **    The following [enclosed] code is provided to you "AS IS",         **
  16. **    without warranty of any kind.  You have a royalty-free right to   **
  17. **    use, modify, reproduce and distribute the following code (and/or  **
  18. **    any modified version) provided that you agree that Advanced       **
  19. **    Gravis has no warranty obligations and shall not be liable for    **
  20. **    any damages arising out of your use of this code, even if they    **
  21. **    have been advised of the possibility of such damages.  This       **
  22. **    Copyright statement and Disclaimer of Warranties may not be       **
  23. **    removed.                                                          **
  24. **                                                                      **
  25. \************************************************************************/
  26.  
  27.  
  28. // DevInfo.h
  29. //
  30. // Type definitions for OS/2 2.x global and local info segments.
  31. //
  32. // History:
  33. //
  34. // Sep 30, 94  David Bollo    Initial version
  35.  
  36.  
  37. // Prevent multiple inclusion
  38. #if !defined(DevInfo_h)
  39. #define DevInfo_h 1
  40.  
  41. #if !defined(__cplusplus)
  42. #error C++ must be used for strict type checking
  43. #endif
  44.  
  45.  
  46. // Include the fundamental type definitions
  47. #include "DevType.h"
  48.  
  49.  
  50. // Global (per-system) information segment
  51. struct        GINFO
  52.   {
  53.   WORD32      Time;           // Time in seconds since 1970.01.01
  54.   WORD32      MilliSeconds;   // Time in milliseconds
  55.   BYTE        Hour;           // Current hour
  56.   BYTE        Minute;         // Current minute
  57.   BYTE        Second;         // Current second
  58.   BYTE        Hundredth;      // Current hundredth of a second
  59.   WORD16      Timezone;       // Minutes from UTC (Greenwich mean-time)
  60.   WORD16      Interval;       // Timer interval (tenths of milliseconds)
  61.   BYTE        Day;            // Current day of month
  62.   BYTE        Month;          // Current month
  63.   WORD16      Year;           // Current year
  64.   BYTE        Weekday;        // Current day of week (0 = Sunday, 6 = Saturday)
  65.   BYTE        MajorVersion;   // Major version number of OS/2
  66.   BYTE        MinorVersion;   // Minor version number of OS/2
  67.   BYTE        Revision;       // Revision letter of OS/2
  68.   BYTE        CurrentSession; // Current foreground full-screen session ID
  69.   BYTE        MaxSessions;    // Maximum number of full-screen sessions
  70.   BYTE        HugeShift;      // Shift count for huge segments
  71.   BYTE        ProtectFlag;    // 1 = protected mode only, 0 = mixed mode
  72.   WORD16      ForegroundPID;  // Process ID of the current foreground process
  73.   BYTE        DynamicFlag;    // 1 = dynamic variation enabled, 0 = disabled
  74.   BYTE        MaxWaitTime;    // Maximum wait to get control (seconds)
  75.   WORD16      MinTimeSlice;   // Minimum time slice length (milliseconds)
  76.   WORD16      MaxTimeSlice;   // Maximum time slice length (milliseconds)
  77.   WORD16      BootDrive;      // ID of system startup drive (1 = A:, 26 = Z:)
  78.   BYTE        Trace[32];      // System tracing flags (RAS)
  79.   BYTE        MaxVIOSessions; // Maximum number of VIO (windowed) sessions
  80.   BYTE        MaxPMSessions;  // Maximum number of PM sessions
  81.   WORD16      ErrorLog;       // Error logging status
  82.   WORD16      RASSelector;    // RAS memory mapped IO selector
  83.   WORD32      RASAddress;     // RAS memory mapped IO address
  84.   BYTE        MaxVDMSessions; // Maximum number of virtual DOS machines
  85.   };
  86.  
  87. // Local (per-process) information segment
  88. struct        LINFO
  89.   {
  90.   WORD16      ProcessID;      // Current process ID
  91.   WORD16      ParentID;       // Current process' parent's PID
  92.   WORD16      Priority;       // Current thread's priority
  93.   WORD16      ThreadID;       // Current thread ID
  94.   WORD16      SessionID;      // Current session ID
  95.   BYTE        Status;         // Process status
  96.   BYTE        Unused1;        // Unused
  97.   WORD16      ForegroundFlag; // Current process has keyboard focus
  98.   BYTE        Type;           // Type of process (0 = FS, 1 = real, 2 = VIO,
  99.   BYTE        Unused2;        //                  3 = PM, 4 = detached)
  100.   WORD16      EnvSelector;    // Selector for environment
  101.   WORD16      CommandLineOff; // Offset of command line in EnvironmentSel
  102.   WORD16      DSLength;       // Length of data segment
  103.   WORD16      StackSize;      // Size of stack (bytes)
  104.   WORD16      HeapSize;       // Size of heap (bytes)
  105.   WORD16      Module;         // Module handle
  106.   WORD16      DSSelector;     // Selector for data segment
  107.   };
  108.  
  109.  
  110. #endif // DevInfo_h
  111.