reactos/include/ddk/msports.h

   1 #ifndef _MSPORTS_
   2 #define _MSPORTS_
   3
   4 #ifdef __cplusplus
   5 extern "C" {
   6 #endif
   7
   8 DECLARE_HANDLE(HCOMDB);
   9 typedef HCOMDB *PHCOMDB;
  10 #define HCOMDB_INVALID_HANDLE_VALUE ((HCOMDB)INVALID_HANDLE_VALUE)
  11
  12 #define COMDB_MIN_PORTS_ARBITRATED 256
  13 #define COMDB_MAX_PORTS_ARBITRATED 4096
  14
  15 LONG
  16 WINAPI
  17 ComDBClaimNextFreePort(IN HCOMDB hComDB,
  18                        OUT LPDWORD ComNumber);
  19
  20 LONG
  21 WINAPI
  22 ComDBClaimPort(IN HCOMDB hComDB,
  23                IN DWORD ComNumber,
  24                IN BOOL ForceClaim,
  25                OUT PBOOL Forced);
  26
  27 LONG
  28 WINAPI
  29 ComDBClose(IN HCOMDB hComDB);
  30
  31 LONG
  32 WINAPI
  33 ComDBGetCurrentPortUsage(IN HCOMDB hComDB,
  34                          OUT PBYTE Buffer,
  35                          IN DWORD BufferSize,
  36                          IN DWORD ReportType,
  37                          OUT LPDWORD MaxPortsReported);
  38
  39 LONG
  40 WINAPI
  41 ComDBOpen(OUT HCOMDB *phComDB);
  42
  43 LONG
  44 WINAPI
  45 ComDBReleasePort(IN HCOMDB hComDB,
  46                  IN DWORD ComNumber);
  47
  48 LONG
  49 WINAPI
  50 ComDBResizeDatabase(IN HCOMDB hComDB,
  51                     IN DWORD NewSize);
  52
  53 #ifdef __cplusplus
  54 }
  55 #endif
  56
  57 #endif /* _MSPORTS_ */