1 | /* $Id: hmdevice.h,v 1.9 1999-09-01 19:12:17 phaller 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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