Changeset 1713 for trunk/src/kernel32/HandleManager.cpp

Timestamp:

Nov 12, 1999, 3:57:15 PM (26 years ago)

Author:

sandervl

Message:

device driver handlemanager class added

File:

• trunk/src/kernel32/HandleManager.cpp (modified) (3 diffs)

trunk/src/kernel32/HandleManager.cpp

@@ -1 @@
-/* $Id: HandleManager.cpp,v 1.24 1999-11-12 13:41:53 davidr Exp $ */
-
-/*
- *
- * Project Odin Software License can be found in LICENSE.TXT
- *
- */
+/* $Id: HandleManager.cpp,v 1.25 1999-11-12 14:57:13 sandervl Exp $ */
+
 /*
  * Win32 Unified Handle Manager for OS/2
@@ -12 +7 @@
  *
  * @(#) HandleManager.Cpp       1.0.0   1998/02/11 PH start
+ *
+ * Project Odin Software License can be found in LICENSE.TXT
+ *
  */
 
@@ -2547 +2545 @@
 }
 
+/*****************************************************************************
+ * Name      : HMDeviceIoControl
+ * Purpose   : router function for DeviceIoControl
+ * Parameters:
+ * Variables :
+ * Result    :
+ * Remark    :
+ * Status    :
+ *
+ * Author    : Sander van Leeuwen
+ *****************************************************************************/
+
+BOOL WIN32API DeviceIoControl(HANDLE hDevice, DWORD dwIoControlCode,
+                              LPVOID lpInBuffer, DWORD nInBufferSize,
+                              LPVOID lpOutBuffer, DWORD nOutBufferSize,
+                              LPDWORD lpBytesReturned, LPOVERLAPPED lpOverlapped)
+{
+  int       iIndex;                           /* index into the handle table */
+  BOOL      fResult;       /* result from the device handler's CloseHandle() */
+  PHMHANDLE pHMHandle;       /* pointer to the handle structure in the table */
+
+                                                          /* validate handle */
+  iIndex = _HMHandleQuery(hDevice);                           /* get the index */
+  if (-1 == iIndex)                                               /* error ? */
+  {
+    SetLastError(ERROR_INVALID_HANDLE);       /* set win32 error information */
+    return (FALSE);                                        /* signal failure */
+  }
+
+  pHMHandle = &TabWin32Handles[iIndex];               /* call device handler */
+  fResult = pHMHandle->pDeviceHandler->DeviceIoControl(&pHMHandle->hmHandleData,
+                                                dwIoControlCode,
+                                                lpInBuffer, nInBufferSize,
+                                                lpOutBuffer, nOutBufferSize,
+                                                lpBytesReturned, lpOverlapped);
+
+  return (fResult);                                   /* deliver return code */
+}