| 1 | /* $Id: hmdevice.h,v 1.1 1999-09-15 23:32:55 sandervl Exp $ */ | 
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| 2 |  | 
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| 3 | /* | 
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| 4 | * Project Odin Software License can be found in LICENSE.TXT | 
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| 5 | * Win32 Unified Handle Manager for OS/2 | 
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| 6 | * 1999/06/17 PH Patrick Haller (phaller@gmx.net) | 
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| 7 | */ | 
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| 8 |  | 
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| 9 | #ifndef _HM_DEVICE_H_ | 
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| 10 | #define _HM_DEVICE_H_ | 
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| 11 |  | 
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| 12 |  | 
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| 13 | /***************************************************************************** | 
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| 14 | * Remark                                                                    * | 
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| 15 | ***************************************************************************** | 
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| 16 | */ | 
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| 17 |  | 
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| 18 |  | 
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| 19 | /***************************************************************************** | 
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| 20 | * Includes                                                                  * | 
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| 21 | *****************************************************************************/ | 
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| 22 |  | 
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| 23 | /***************************************************************************** | 
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| 24 | * defines                                                                   * | 
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| 25 | *****************************************************************************/ | 
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| 26 |  | 
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| 27 | #define HMTYPE_UNKNOWN  0 | 
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| 28 | #define HMTYPE_MEMMAP   1 | 
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| 29 | //..... | 
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| 30 |  | 
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| 31 | /***************************************************************************** | 
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| 32 | * Structures                                                                * | 
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| 33 | *****************************************************************************/ | 
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| 34 |  | 
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| 35 | typedef struct _HMHANDLEDATA | 
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| 36 | { | 
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| 37 | HANDLE          hHMHandle;             /* a copy of the OS/2 system handle */ | 
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| 38 |  | 
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| 39 | DWORD           dwType;                          /* handle type identifier */ | 
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| 40 |  | 
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| 41 | DWORD           dwAccess;                     /* access mode of the handle */ | 
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| 42 | DWORD           dwShare;                       /* share mode of the handle */ | 
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| 43 | DWORD           dwCreation;                       /* dwCreationDisposition */ | 
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| 44 | DWORD           dwFlags;                           /* flags and attributes */ | 
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| 45 |  | 
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| 46 | DWORD           dwUserData; | 
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| 47 | DWORD           dwInternalType; | 
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| 48 |  | 
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| 49 | LPVOID          lpHandlerData;    /* for private use of the device handler */ | 
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| 50 | } HMHANDLEDATA, *PHMHANDLEDATA; | 
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| 51 |  | 
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| 52 |  | 
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| 53 |  | 
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| 54 | class HMDeviceHandler | 
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| 55 | { | 
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| 56 | /*************************************************************************** | 
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| 57 | * The following methods are called by the handle manager request router.  * | 
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| 58 | * They are exact replacements for the corresponding Win32 calls.          * | 
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| 59 | ***************************************************************************/ | 
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| 60 |  | 
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| 61 | public: | 
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| 62 | LPCSTR lpHMDeviceName;                   /* a reference to the device name */ | 
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| 63 |  | 
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| 64 | HMDeviceHandler(LPCSTR lpDeviceName);      /* constructor with device name */ | 
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| 65 |  | 
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| 66 |  | 
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| 67 | /*********************************** | 
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| 68 | * handle generic standard methods * | 
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| 69 | ***********************************/ | 
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| 70 |  | 
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| 71 | /* this is a special internal method to handle non-standard requests       */ | 
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| 72 | /* such as GetConsoleMode() for console devices                            */ | 
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| 73 | virtual DWORD  _DeviceRequest (PHMHANDLEDATA pHMHandleData, | 
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| 74 | ULONG         ulRequestCode, | 
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| 75 | ULONG         arg1, | 
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| 76 | ULONG         arg2, | 
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| 77 | ULONG         arg3, | 
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| 78 | ULONG         arg4); | 
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| 79 |  | 
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| 80 | virtual BOOL DuplicateHandle(PHMHANDLEDATA pHMHandleData, HANDLE  srcprocess, | 
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| 81 | PHMHANDLEDATA pHMSrcHandle, | 
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| 82 | HANDLE  destprocess, | 
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| 83 | PHANDLE desthandle, | 
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| 84 | DWORD   fdwAccess, | 
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| 85 | BOOL    fInherit, | 
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| 86 | DWORD   fdwOptions); | 
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| 87 |  | 
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| 88 | /* this is a handler method for calls to CreateFile() */ | 
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| 89 | virtual DWORD  CreateFile (LPCSTR        lpFileName, | 
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| 90 | PHMHANDLEDATA pHMHandleData, | 
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| 91 | PVOID         lpSecurityAttributes, | 
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| 92 | PHMHANDLEDATA pHMHandleDataTemplate); | 
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| 93 |  | 
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| 94 | /* this is a handler method for calls to   OpenFile() */ | 
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| 95 | virtual DWORD  OpenFile   (LPCSTR        lpFileName, | 
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| 96 | PHMHANDLEDATA pHMHandleData, | 
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| 97 | OFSTRUCT*     pOFStruct, | 
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| 98 | UINT          fuMode); | 
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| 99 |  | 
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| 100 | /* this is a handler method for calls to CloseHandle() */ | 
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| 101 | virtual DWORD  CloseHandle(PHMHANDLEDATA pHMHandleData); | 
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| 102 |  | 
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| 103 | /* this is a handler method for calls to ReadFile() */ | 
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| 104 | virtual DWORD  ReadFile   (PHMHANDLEDATA pHMHandleData, | 
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| 105 | LPCVOID       lpBuffer, | 
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| 106 | DWORD         nNumberOfBytesToRead, | 
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| 107 | LPDWORD       lpNumberOfBytesRead, | 
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| 108 | LPOVERLAPPED  lpOverlapped); | 
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| 109 |  | 
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| 110 | /* this is a handler method for calls to WriteFile() */ | 
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| 111 | virtual DWORD  WriteFile  (PHMHANDLEDATA pHMHandleData, | 
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| 112 | LPCVOID       lpBuffer, | 
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| 113 | DWORD         nNumberOfBytesToWrite, | 
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| 114 | LPDWORD       lpNumberOfBytesWritten, | 
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| 115 | LPOVERLAPPED  lpOverlapped); | 
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| 116 |  | 
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| 117 | /* this is a handler method for calls to GetFileType() */ | 
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| 118 | virtual DWORD GetFileType (PHMHANDLEDATA pHMHandleData); | 
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| 119 |  | 
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| 120 |  | 
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| 121 | /* this is a handler method for calls to GetFileInformationByHandle() */ | 
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| 122 | virtual DWORD GetFileInformationByHandle(PHMHANDLEDATA pHMHandleData, | 
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| 123 | BY_HANDLE_FILE_INFORMATION *pHFI); | 
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| 124 |  | 
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| 125 | /* this is a handler method for calls to SetEndOfFile() */ | 
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| 126 | virtual BOOL  SetEndOfFile(PHMHANDLEDATA pHMHandleData); | 
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| 127 |  | 
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| 128 | /* this is a handler method for calls to SetFileTime() */ | 
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| 129 | virtual BOOL  SetFileTime (PHMHANDLEDATA pHMHandleData, | 
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| 130 | LPFILETIME    pFT1, | 
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| 131 | LPFILETIME    pFT2, | 
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| 132 | LPFILETIME    pFT3); | 
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| 133 |  | 
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| 134 | /* this is a handler method for calls to GetFileSize() */ | 
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| 135 | virtual DWORD GetFileSize(PHMHANDLEDATA pHMHandleData, | 
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| 136 | PDWORD        pSizeHigh); | 
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| 137 |  | 
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| 138 | /* this is a handler method for calls to SetFilePointer() */ | 
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| 139 | virtual DWORD SetFilePointer(PHMHANDLEDATA pHMHandleData, | 
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| 140 | LONG          lDistanceToMove, | 
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| 141 | PLONG         lpDistanceToMoveHigh, | 
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| 142 | DWORD         dwMoveMethod); | 
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| 143 |  | 
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| 144 | /* this is a handler method for calls to FlushFileBuffers() */ | 
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| 145 | virtual BOOL FlushFileBuffers(PHMHANDLEDATA pHMHandleData); | 
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| 146 |  | 
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| 147 | /* this is a handler method for calls to GetOverlappedResult() */ | 
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| 148 | virtual BOOL GetOverlappedResult (PHMHANDLEDATA pHMHandleData, | 
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| 149 | LPOVERLAPPED  lpOverlapped, | 
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| 150 | LPDWORD       arg3, | 
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| 151 | BOOL          arg4); | 
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| 152 |  | 
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| 153 | /* this is a handler method for calls to LockFile() */ | 
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| 154 | virtual DWORD LockFile(PHMHANDLEDATA pHMHandleData, | 
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| 155 | DWORD         arg2, | 
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| 156 | DWORD         arg3, | 
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| 157 | DWORD         arg4, | 
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| 158 | DWORD         arg5); | 
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| 159 |  | 
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| 160 | /* this is a handler method for calls to LockFileEx() */ | 
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| 161 | virtual DWORD LockFileEx(PHMHANDLEDATA pHMHandleData, | 
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| 162 | DWORD         dwFlags, | 
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| 163 | DWORD         dwReserved, | 
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| 164 | DWORD         nNumberOfBytesToLockLow, | 
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| 165 | DWORD         nNumberOfBytesToLockHigh, | 
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| 166 | LPOVERLAPPED  lpOverlapped); | 
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| 167 |  | 
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| 168 | /* this is a handler method for calls to UnlockFile() */ | 
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| 169 | virtual DWORD UnlockFile(PHMHANDLEDATA pHMHandleData, | 
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| 170 | DWORD         arg2, | 
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| 171 | DWORD         arg3, | 
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| 172 | DWORD         arg4, | 
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| 173 | DWORD         arg5); | 
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| 174 |  | 
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| 175 | /* this is a handler method for calls to UnlockFileEx() */ | 
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| 176 | virtual DWORD UnlockFileEx(PHMHANDLEDATA pHMHandleData, | 
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| 177 | DWORD         dwFlags, | 
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| 178 | DWORD         dwReserved, | 
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| 179 | DWORD         nNumberOfBytesToLockLow, | 
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| 180 | DWORD         nNumberOfBytesToLockHigh, | 
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| 181 | LPOVERLAPPED  lpOverlapped); | 
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| 182 |  | 
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| 183 | /* this is a handler method for calls to WaitForSingleObject */ | 
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| 184 | virtual DWORD WaitForSingleObject  (PHMHANDLEDATA pHMHandleData, | 
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| 185 | DWORD  dwTimeout); | 
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| 186 |  | 
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| 187 | /* this is a handler method for calls to WaitForSingleObjectEx */ | 
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| 188 | virtual DWORD WaitForSingleObjectEx(PHMHANDLEDATA pHMHandleData, | 
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| 189 | DWORD  dwTimeout, | 
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| 190 | BOOL   fAlertable); | 
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| 191 |  | 
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| 192 |  | 
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| 193 | /*************************************************************************** | 
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| 194 | * Events                                                                  * | 
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| 195 | ***************************************************************************/ | 
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| 196 |  | 
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| 197 | /* this is a handler method for calls to CreateEvent() */ | 
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| 198 | virtual DWORD CreateEvent (PHMHANDLEDATA         pHMHandleData, | 
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| 199 | LPSECURITY_ATTRIBUTES lpsa, | 
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| 200 | BOOL                  fManualReset, | 
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| 201 | BOOL                  fInitialState, | 
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| 202 | LPCSTR                lpszEventName); | 
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| 203 |  | 
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| 204 | /* this is a handler method for calls to OpenEvent() */ | 
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| 205 | virtual DWORD OpenEvent   (PHMHANDLEDATA         pHMHandleData, | 
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| 206 | BOOL                  fInheritHandle, | 
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| 207 | LPCSTR                lpszEventName); | 
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| 208 |  | 
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| 209 | /* this is a handle method for calls to ResetEvent() */ | 
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| 210 | virtual BOOL  ResetEvent  (PHMHANDLEDATA         pHMHandleData); | 
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| 211 |  | 
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| 212 | /* this is a handle method for calls to SetEvent() */ | 
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| 213 | virtual BOOL  SetEvent    (PHMHANDLEDATA         pHMHandleData); | 
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| 214 |  | 
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| 215 | /* this is a handle method for calls to PulseEvent() */ | 
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| 216 | virtual BOOL  PulseEvent  (PHMHANDLEDATA         pHMHandleData); | 
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| 217 |  | 
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| 218 |  | 
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| 219 | /*************************************************************************** | 
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| 220 | * Mutex                                                                   * | 
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| 221 | ***************************************************************************/ | 
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| 222 |  | 
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| 223 | /* this is a handler method for calls to CreateMutex() */ | 
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| 224 | virtual DWORD CreateMutex (PHMHANDLEDATA         pHMHandleData, | 
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| 225 | LPSECURITY_ATTRIBUTES lpsa, | 
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| 226 | BOOL                  fInitialOwner, | 
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| 227 | LPCSTR                lpszMutexName); | 
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| 228 |  | 
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| 229 | /* this is a handler method for calls to OpenMutex() */ | 
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| 230 | virtual DWORD OpenMutex   (PHMHANDLEDATA         pHMHandleData, | 
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| 231 | BOOL                  fInheritHandle, | 
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| 232 | LPCSTR                lpszMutexName); | 
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| 233 |  | 
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| 234 | /* this is a handle method for calls to ReleaseMutex() */ | 
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| 235 | virtual BOOL  ReleaseMutex(PHMHANDLEDATA         pHMHandleData); | 
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| 236 |  | 
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| 237 |  | 
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| 238 | /*************************************************************************** | 
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| 239 | * Semaphores                                                              * | 
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| 240 | ***************************************************************************/ | 
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| 241 |  | 
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| 242 | /* this is a handler method for calls to CreateSemaphore() */ | 
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| 243 | virtual DWORD CreateSemaphore (PHMHANDLEDATA         pHMHandleData, | 
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| 244 | LPSECURITY_ATTRIBUTES lpsa, | 
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| 245 | LONG                  lInitialCount, | 
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| 246 | LONG                  lMaximumCount, | 
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| 247 | LPCSTR                lpszSemaphoreName); | 
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| 248 |  | 
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| 249 | /* this is a handler method for calls to OpenSemaphore() */ | 
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| 250 | virtual DWORD OpenSemaphore   (PHMHANDLEDATA         pHMHandleData, | 
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| 251 | BOOL                  fInheritHandle, | 
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| 252 | LPCSTR                lpszSemaphoreName); | 
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| 253 |  | 
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| 254 | /* this is a handle method for calls to ReleaseSemaphore() */ | 
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| 255 | virtual BOOL  ReleaseSemaphore(PHMHANDLEDATA pHMHandleData, | 
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| 256 | LONG          cReleaseCount, | 
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| 257 | LPLONG        lpPreviousCount); | 
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| 258 |  | 
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| 259 | /* this is a handler method for calls to CreateFileMapping() */ | 
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| 260 | virtual DWORD CreateFileMapping   (PHMHANDLEDATA              pHMHandleData, | 
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| 261 | HANDLE                     hFile, | 
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| 262 | LPSECURITY_ATTRIBUTES      lpFileMappingAttributes, | 
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| 263 | DWORD                      flProtect, | 
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| 264 | DWORD                      dwMaximumSizeHigh, | 
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| 265 | DWORD                      dwMaximumSizeLow, | 
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| 266 | LPCSTR                     lpName); | 
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| 267 |  | 
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| 268 | /* this is a handler method for calls to OpenFileMapping() */ | 
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| 269 | virtual DWORD OpenFileMapping     (PHMHANDLEDATA              pHMHandleData, | 
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| 270 | DWORD access,   /* [in] Access mode */ | 
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| 271 | BOOL                       fInherit, | 
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| 272 | LPCSTR                     lpName); | 
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| 273 |  | 
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| 274 | /* this is a handler method for calls to MapViewOfFileEx() */ | 
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| 275 | virtual LPVOID MapViewOfFileEx    (PHMHANDLEDATA              pHMHandleData, | 
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| 276 | DWORD                      dwDesiredAccess, | 
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| 277 | DWORD                      dwFileOffsetHigh, | 
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| 278 | DWORD                      dwFileOffsetLow, | 
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| 279 | DWORD                      dwNumberOfBytesToMap, | 
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| 280 | LPVOID                     lpBaseAddress); | 
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| 281 |  | 
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| 282 | }; | 
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| 283 |  | 
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| 284 |  | 
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| 285 | /***************************************************************************** | 
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| 286 | * Prototypes                                                                * | 
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| 287 | *****************************************************************************/ | 
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| 288 |  | 
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| 289 | /* register a new device with the handle manager */ | 
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| 290 | DWORD  HMDeviceRegister(LPSTR           pszDeviceName, | 
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| 291 | HMDeviceHandler *pDeviceHandler); | 
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| 292 |  | 
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| 293 |  | 
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| 294 | #endif /* _HM_DEVICE_H_ */ | 
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| 295 |  | 
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